/* roulang page: index */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-light);
            overflow-x: hidden;
        }

        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        select,
        textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        section {
            scroll-margin-top: 80px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }
        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }
        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }
        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }
        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
        }
        .mobile-nav {
            display: none;
            background: rgba(10, 15, 20, 0.97);
            padding: 16px 0 24px;
            border-top: 1px solid var(--border-dark);
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav ul li a {
            display: block;
            padding: 12px 24px;
            color: var(--text-on-dark);
            font-size: 16px;
            font-weight: 500;
            border-left: 3px solid transparent;
            transition: var(--transition);
        }
        .mobile-nav ul li a:hover,
        .mobile-nav ul li a.active {
            border-left-color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
            color: var(--brand-primary);
        }
        .mobile-nav .mobile-cta {
            margin: 16px 24px 0;
            display: flex;
            justify-content: center;
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .mobile-nav.active {
                display: block;
            }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: rgba(10, 15, 20, 0.6);
            border-bottom: 1px solid var(--border-dark);
            padding: 10px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted-dark);
            list-style: none;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }
        .breadcrumb::-webkit-scrollbar {
            display: none;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--text-muted-dark);
            opacity: 0.6;
        }
        .breadcrumb a {
            color: var(--brand-primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .current {
            color: rgba(230, 247, 240, 0.8);
            font-weight: 600;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 78vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.35) 0%, rgba(10, 15, 20, 0.85) 55%, rgba(10, 15, 20, 0.95) 100%);
            z-index: 1;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 30% 40%, rgba(0, 229, 160, 0.25) 0%, transparent 55%), linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 100% 100%, 50px 50px, 50px 50px;
            z-index: 2;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            padding: 80px 0 100px;
            width: 100%;
        }
        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            background: rgba(0, 229, 160, 0.15);
            border: 1px solid rgba(0, 229, 160, 0.35);
            color: var(--brand-primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .hero-badge.accent {
            background: rgba(255, 184, 0, 0.15);
            border-color: rgba(255, 184, 0, 0.4);
            color: var(--accent);
        }
        .hero h1 {
            font-size: 48px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            max-width: 820px;
        }
        .hero h1 .brand-em {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .hero-sub {
            font-size: 18px;
            color: var(--text-on-dark);
            opacity: 0.85;
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 30px;
            font-weight: 400;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            box-shadow: var(--shadow-cta);
            border: none;
        }
        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 18px 45px rgba(0, 229, 160, 0.5);
        }
        .btn-primary:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 3px;
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 3px;
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 18px;
            padding: 14px 22px;
            border-radius: var(--radius-card);
            background: rgba(10, 15, 20, 0.7);
            border: 1px solid var(--border-dark);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .countdown-label {
            color: var(--text-muted-dark);
            font-size: 14px;
            font-weight: 500;
        }
        .countdown-items {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
        }
        .countdown-item {
            text-align: center;
            min-width: 56px;
        }
        .countdown-num {
            font-size: 26px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
        }
        .countdown-unit {
            font-size: 12px;
            color: var(--text-muted-dark);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
            min-width: 130px;
        }
        .hero-stat .stat-num {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .hero-stat .stat-num span {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-primary);
            margin-left: 2px;
        }
        .hero-stat .stat-label {
            font-size: 13px;
            color: var(--text-muted-dark);
        }

        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 38px;
            }
            .hero-sub {
                font-size: 16px;
            }
        }
        @media (max-width: 640px) {
            .hero {
                min-height: auto;
                padding-top: 40px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
                margin-bottom: 20px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .hero-countdown {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .hero-stat .stat-num {
                font-size: 24px;
            }
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }
        .section-tight {
            padding: 56px 0;
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }
        .section-light {
            background: var(--bg-light);
            color: var(--text-on-light);
        }
        .section-heading {
            margin-bottom: 40px;
        }
        .section-heading h2 {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            color: inherit;
        }
        .section-heading p {
            font-size: 16px;
            line-height: 1.8;
            opacity: 0.75;
            max-width: 700px;
            color: inherit;
        }
        .section-heading .tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            background: rgba(0, 229, 160, 0.12);
            border: 1px solid rgba(0, 229, 160, 0.3);
            color: var(--brand-primary);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        @media (max-width: 640px) {
            .section {
                padding: 64px 0;
            }
            .section-heading h2 {
                font-size: 22px;
            }
        }

        /* ===== Cards ===== */
        .card {
            border-radius: var(--radius-card);
            background: #fff;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }
        .card-dark {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
        }
        .card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #0a0f14;
        }
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-image img {
            transform: scale(1.05);
        }
        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            z-index: 2;
        }
        .card-badge.accent {
            background: var(--accent-strong);
        }
        .card-badge.outline {
            background: rgba(10, 15, 20, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
        }
        .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.2px;
            margin-bottom: 4px;
            color: inherit;
            line-height: 1.35;
        }
        .card-body p {
            font-size: 15px;
            line-height: 1.7;
            opacity: 0.75;
            color: inherit;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            opacity: 0.65;
            color: inherit;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-primary);
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .card-link:hover {
            gap: 10px;
        }

        /* ===== Data Badges ===== */
        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: var(--radius-badge);
            background: rgba(0, 229, 160, 0.12);
            border: 1px solid rgba(0, 229, 160, 0.3);
            color: var(--brand-primary);
            font-size: 12px;
            font-weight: 700;
            white-space: nowrap;
        }
        .data-badge .num {
            font-size: 15px;
            font-weight: 800;
        }
        .data-badge.accent {
            background: rgba(255, 184, 0, 0.12);
            border-color: rgba(255, 184, 0, 0.35);
            color: var(--accent);
        }
        .data-badge.dark {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.12);
            color: var(--text-on-dark);
        }

        /* ===== Feature Three Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            border-radius: var(--radius-card);
            padding: 28px;
            background: #fff;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
            height: 100%;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }
        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
            box-shadow: 0 8px 20px rgba(0, 229, 160, 0.3);
        }
        .feature-icon.accent {
            background: linear-gradient(135deg, #FFB800 0%, #FF5C00 100%);
            box-shadow: 0 8px 20px rgba(255, 92, 0, 0.3);
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: inherit;
        }
        .feature-card p {
            font-size: 15px;
            line-height: 1.7;
            opacity: 0.75;
            color: inherit;
        }
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Scene Demo ===== */
        .scene-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 36px;
            align-items: center;
        }
        .scene-image-wrap {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .scene-image-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .scene-float-card {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            background: rgba(10, 15, 20, 0.85);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .scene-float-card .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
        }
        .scene-float-card .text {
            font-size: 14px;
            color: var(--text-on-dark);
            opacity: 0.85;
        }
        .scene-text h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
            color: inherit;
            letter-spacing: -0.5px;
        }
        .scene-text p {
            font-size: 16px;
            line-height: 1.8;
            opacity: 0.75;
            margin-bottom: 18px;
            color: inherit;
        }
        .scene-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
        }
        .scene-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: inherit;
            opacity: 0.85;
        }
        .scene-list li i {
            color: var(--brand-primary);
            font-size: 16px;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .scene-text h2 {
                font-size: 26px;
            }
        }

        /* ===== Analytics / KPI ===== */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .kpi-card {
            border-radius: var(--radius-card);
            padding: 24px;
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            transition: var(--transition);
            text-align: center;
        }
        .kpi-card:hover {
            border-color: rgba(0, 229, 160, 0.4);
            transform: translateY(-3px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
        }
        .kpi-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -1px;
            margin-bottom: 6px;
        }
        .kpi-num .unit {
            font-size: 16px;
            font-weight: 600;
            margin-left: 2px;
        }
        .kpi-label {
            font-size: 14px;
            color: var(--text-muted-dark);
            font-weight: 500;
        }
        .kpi-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            color: #00E5A0;
            font-weight: 600;
            margin-top: 6px;
        }
        @media (max-width: 1024px) {
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .kpi-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .kpi-num {
                font-size: 26px;
            }
        }

        /* ===== News/Info List ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 28px;
        }
        .news-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            padding: 18px 0;
            border-bottom: 1px solid var(--border-dark);
            display: flex;
            flex-direction: column;
            gap: 6px;
            transition: var(--transition);
        }
        .news-item:first-child {
            padding-top: 0;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-on-dark);
            line-height: 1.45;
            letter-spacing: -0.1px;
        }
        .news-item h3 a {
            color: inherit;
        }
        .news-item h3 a:hover {
            color: var(--brand-primary);
        }
        .news-item p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.7;
        }
        .news-item .news-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted-dark);
            opacity: 0.7;
        }
        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .news-side-card {
            border-radius: var(--radius-card);
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            padding: 20px;
            transition: var(--transition);
        }
        .news-side-card:hover {
            border-color: rgba(0, 229, 160, 0.3);
        }
        .news-side-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 10px;
        }
        .news-side-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-side-card ul li a {
            color: rgba(230, 247, 240, 0.75);
            font-size: 14px;
            transition: var(--transition);
        }
        .news-side-card ul li a:hover {
            color: var(--brand-primary);
        }
        @media (max-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Reviews ===== */
        .review-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(0, 229, 160, 0.4) transparent;
        }
        .review-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .review-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .review-scroll::-webkit-scrollbar-thumb {
            background: rgba(0, 229, 160, 0.4);
            border-radius: 4px;
        }
        .review-card {
            min-width: 300px;
            max-width: 360px;
            border-radius: var(--radius-card);
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            padding: 22px;
            scroll-snap-align: start;
            transition: var(--transition);
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .review-card:hover {
            border-color: rgba(0, 229, 160, 0.35);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .review-card .review-stars {
            display: flex;
            gap: 4px;
            color: var(--accent);
            font-size: 14px;
        }
        .review-card p {
            font-size: 14px;
            color: var(--text-on-dark);
            opacity: 0.85;
            line-height: 1.7;
            flex: 1;
        }
        .review-card .review-author {
            font-size: 13px;
            color: var(--brand-primary);
            font-weight: 600;
        }
        .review-card .review-source {
            font-size: 12px;
            color: var(--text-muted-dark);
        }

        /* ===== Partner Tags ===== */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .partner-tag {
            display: flex;
            flex-direction: column;
            gap: 6px;
            padding: 20px;
            border-radius: var(--radius-card);
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            transition: var(--transition);
        }
        .partner-tag:hover {
            border-color: rgba(0, 229, 160, 0.35);
            background: rgba(0, 229, 160, 0.05);
        }
        .partner-tag .tag-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-dark);
        }
        .partner-tag .tag-desc {
            font-size: 13px;
            color: var(--text-muted-dark);
            line-height: 1.6;
        }
        .partner-tag .tag-icon {
            color: var(--brand-primary);
            font-size: 18px;
        }
        @media (max-width: 1024px) {
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .partner-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .accordion {
            border-radius: var(--radius-card);
            overflow: hidden;
        }
        .accordion-item {
            border: 1px solid var(--border-dark);
            border-radius: 14px;
            margin-bottom: 10px;
            background: var(--bg-card-dark);
            overflow: hidden;
            transition: var(--transition);
        }
        .accordion-item:last-child {
            margin-bottom: 0;
        }
        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-dark);
            cursor: pointer;
            transition: var(--transition);
            gap: 12px;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-stack);
        }
        .accordion-title:hover {
            background: rgba(0, 229, 160, 0.06);
        }
        .accordion-title .accordion-icon {
            font-size: 20px;
            color: var(--brand-primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
        }
        .accordion-item.is-active .accordion-icon {
            transform: rotate(45deg);
        }
        .accordion-content {
            display: none;
            padding: 0 22px 20px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted-dark);
        }
        .accordion-item.is-active {
            border-color: rgba(0, 229, 160, 0.4);
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.08) 0%, rgba(0, 184, 122, 0.04) 100%);
        }
        .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ===== Brand Intro ===== */
        .brand-intro {
            border-radius: var(--radius-card);
            background: linear-gradient(135deg, #13201B 0%, #1A2B26 100%);
            border: 1px solid var(--border-dark);
            padding: 32px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }
        .brand-intro h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-on-dark);
            margin-bottom: 12px;
        }
        .brand-intro p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-muted-dark);
            max-width: 750px;
        }
        .brand-intro .brand-logo-mini {
            width: 64px;
            height: 64px;
            border-radius: 20px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
        }
        @media (max-width: 640px) {
            .brand-intro {
                grid-template-columns: 1fr;
                padding: 24px;
            }
            .brand-intro h2 {
                font-size: 20px;
            }
        }

        /* ===== Bottom Fixed CTA ===== */
        .bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--brand-primary);
            padding: 12px 16px;
            transition: transform 0.4s ease;
        }
        .bottom-cta.hidden-cta {
            transform: translateY(100%);
        }
        .bottom-cta-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .bottom-cta-text {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
        }
        .bottom-cta-text i {
            color: var(--brand-primary);
            font-size: 18px;
        }
        .bottom-cta-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-cta-close {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid var(--border-dark);
            color: var(--text-muted-dark);
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .btn-cta-close:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
        }
        @media (max-width: 640px) {
            .bottom-cta-inner {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .bottom-cta-text {
                justify-content: center;
                font-size: 14px;
            }
            .bottom-cta-actions {
                justify-content: center;
            }
            .bottom-cta-actions .btn-primary {
                flex: 1;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #080D11;
            color: var(--text-on-dark);
            padding: 50px 0 24px;
            border-top: 1px solid var(--border-dark);
            margin-bottom: 70px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: var(--text-muted-dark);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--brand-primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted-dark);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom .footer-links a {
            color: var(--text-muted-dark);
            font-size: 13px;
        }
        .footer-bottom .footer-links a:hover {
            color: var(--brand-primary);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Utility ===== */
        .text-brand {
            color: var(--brand-primary);
        }
        .text-accent {
            color: var(--accent);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .gap-sm {
            gap: 8px;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .align-center {
            align-items: center;
        }
        .justify-between {
            justify-content: space-between;
        }
        .w-full {
            width: 100%;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }

/* roulang page: category1 */
:root {
    --brand-primary: #00E5A0;
    --brand-primary-dark: #00B87A;
    --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
    --accent: #FFB800;
    --accent-strong: #FF5C00;
    --bg-dark: #0A0F14;
    --bg-card-dark: #13201B;
    --bg-light: #F4F7F6;
    --text-on-dark: #E6F7F0;
    --text-on-light: #1A2B26;
    --text-muted-dark: rgba(230, 247, 240, 0.65);
    --text-muted-light: rgba(26, 43, 38, 0.62);
    --border-dark: rgba(255, 255, 255, 0.08);
    --border-light: rgba(0, 0, 0, 0.04);
    --radius-card: 20px;
    --radius-btn: 999px;
    --radius-badge: 14px;
    --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
    --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
    --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
body {
    font-family: var(--font-stack);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-on-light);
    background: var(--bg-light);
    overflow-x: hidden;
}
a {
    color: var(--brand-primary-dark);
    text-decoration: none;
    transition: var(--transition);
}
a:hover {
    color: var(--brand-primary);
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
button {
    font-family: var(--font-stack);
    cursor: pointer;
    border: none;
    background: none;
}
input, select, textarea {
    font-family: var(--font-stack);
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}
section {
    scroll-margin-top: 80px;
}

/* Header & Navigation */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 15, 20, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-dark);
    transition: var(--transition);
}
.site-header .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 20px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--brand-primary);
    letter-spacing: -0.5px;
    white-space: nowrap;
    flex-shrink: 0;
}
.nav-logo .logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: var(--brand-gradient);
    color: #fff;
    font-size: 20px;
    flex-shrink: 0;
}
.nav-logo:hover {
    color: var(--brand-primary);
    opacity: 0.9;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    flex-wrap: wrap;
}
.nav-links li a {
    display: inline-block;
    padding: 8px 14px;
    color: var(--text-on-dark);
    font-size: 15px;
    font-weight: 500;
    border-radius: 10px;
    position: relative;
    transition: var(--transition);
}
.nav-links li a::after {
    content: '';
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 2px;
    height: 3px;
    border-radius: 3px;
    background: var(--brand-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.nav-links li a:hover::after,
.nav-links li a.active::after {
    transform: scaleX(1);
}
.nav-links li a:hover {
    color: var(--brand-primary);
    background: rgba(0, 229, 160, 0.08);
}
.nav-links li a.active {
    color: var(--brand-primary);
    background: rgba(0, 229, 160, 0.1);
    font-weight: 600;
}
.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: var(--radius-btn);
    background: var(--brand-gradient);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    white-space: nowrap;
    flex-shrink: 0;
    box-shadow: var(--shadow-cta);
    transition: var(--transition);
}
.nav-cta:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
}
.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--border-dark);
    color: var(--text-on-dark);
    font-size: 20px;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Breadcrumb */
.breadcrumb-bar {
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 14px 0;
}
.breadcrumb-bar .container {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: thin;
    scrollbar-color: var(--brand-primary) transparent;
}
.breadcrumb-bar a {
    color: var(--text-muted-dark);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.breadcrumb-bar a:hover {
    color: var(--brand-primary);
}
.breadcrumb-bar .separator {
    color: rgba(230, 247, 240, 0.35);
    font-size: 13px;
}
.breadcrumb-bar .current {
    color: rgba(230, 247, 240, 0.55);
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
}

/* Hero Creator Style */
.category-hero {
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
    padding: 60px 0 50px;
    border-bottom: 1px solid var(--border-dark);
}
.category-hero::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -80px;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(0, 229, 160, 0.18) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.category-hero::after {
    content: '';
    position: absolute;
    bottom: -160px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 184, 0, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero-creator-card {
    display: flex;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}
.hero-avatar-wrap {
    flex-shrink: 0;
    position: relative;
}
.hero-avatar {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    background: var(--brand-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: #fff;
    box-shadow: 0 20px 50px rgba(0, 229, 160, 0.35);
    border: 3px solid rgba(255, 255, 255, 0.15);
}
.hero-avatar-badge {
    position: absolute;
    bottom: -6px;
    right: -6px;
    background: var(--accent);
    color: #1A2B26;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 999px;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 20px rgba(255, 184, 0, 0.4);
}
.hero-info {
    flex: 1;
    min-width: 280px;
}
.hero-info h1 {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-on-dark);
    letter-spacing: -0.5px;
    margin-bottom: 12px;
    line-height: 1.25;
}
.hero-info h1 .highlight {
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-info p {
    font-size: 17px;
    color: var(--text-muted-dark);
    margin-bottom: 18px;
    max-width: 640px;
    line-height: 1.75;
}
.hero-stats {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
    margin-bottom: 22px;
}
.hero-stat-item {
    text-align: left;
}
.hero-stat-item .stat-number {
    display: block;
    font-size: 26px;
    font-weight: 800;
    color: var(--brand-primary);
    letter-spacing: -0.5px;
}
.hero-stat-item .stat-label {
    display: block;
    font-size: 13px;
    color: var(--text-muted-dark);
}
.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    background: var(--brand-gradient);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    border: none;
    box-shadow: var(--shadow-cta);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
}
.btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
}
.btn-primary:active {
    transform: scale(0.98);
}
.btn-primary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-on-dark);
    font-weight: 600;
    font-size: 15px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--brand-primary);
    transform: translateY(-2px);
    border-color: rgba(0, 229, 160, 0.4);
}
.btn-secondary:active {
    transform: scale(0.98);
}
.btn-secondary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}
.btn-outline-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--brand-primary);
    font-weight: 600;
    font-size: 14px;
    border: 1.5px solid rgba(0, 229, 160, 0.5);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
}
.btn-outline-light:hover {
    background: rgba(0, 229, 160, 0.1);
    color: var(--brand-primary);
    border-color: var(--brand-primary);
}
.btn-outline-light:active {
    transform: scale(0.98);
}

/* Section Common */
.section-block {
    padding: 70px 0;
}
.section-block.bg-dark-section {
    background: var(--bg-dark);
}
.section-block.bg-light-section {
    background: var(--bg-light);
}
.section-header {
    margin-bottom: 42px;
}
.section-header h2 {
    font-size: 30px;
    font-weight: 800;
    color: var(--text-on-light);
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}
.bg-dark-section .section-header h2 {
    color: var(--text-on-dark);
}
.section-header p {
    font-size: 16px;
    color: var(--text-muted-light);
    max-width: 720px;
    line-height: 1.75;
}
.bg-dark-section .section-header p {
    color: var(--text-muted-dark);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: var(--radius-badge);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
}
.badge-green {
    background: rgba(0, 229, 160, 0.15);
    color: var(--brand-primary-dark);
    border: 1px solid rgba(0, 184, 122, 0.3);
}
.bg-dark-section .badge-green {
    background: rgba(0, 229, 160, 0.15);
    color: var(--brand-primary);
    border: 1px solid rgba(0, 229, 160, 0.3);
}
.badge-orange {
    background: rgba(255, 184, 0, 0.15);
    color: #D48800;
    border: 1px solid rgba(255, 184, 0, 0.3);
}
.bg-dark-section .badge-orange {
    background: rgba(255, 184, 0, 0.15);
    color: var(--accent);
    border: 1px solid rgba(255, 184, 0, 0.3);
}
.badge-red {
    background: rgba(255, 92, 0, 0.12);
    color: var(--accent-strong);
    border: 1px solid rgba(255, 92, 0, 0.25);
}
.bg-dark-section .badge-red {
    background: rgba(255, 92, 0, 0.15);
    color: #FF7A3D;
    border: 1px solid rgba(255, 92, 0, 0.3);
}

/* Data Badge */
.data-badge {
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
    padding: 6px 14px;
    border-radius: var(--radius-badge);
    background: var(--brand-gradient);
    color: #fff;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: -0.3px;
    box-shadow: 0 6px 18px rgba(0, 229, 160, 0.25);
}
.data-badge .unit {
    font-size: 11px;
    font-weight: 600;
    opacity: 0.85;
}
.data-badge-orange {
    background: linear-gradient(135deg, #FFB800 0%, #FF8A00 100%);
    box-shadow: 0 6px 18px rgba(255, 184, 0, 0.3);
}

/* Event List Cards */
.event-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.event-card {
    display: flex;
    gap: 24px;
    background: #fff;
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: var(--border-light);
    transition: var(--transition);
    padding: 0;
}
.event-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}
.event-card .event-cover {
    width: 320px;
    flex-shrink: 0;
    min-height: 220px;
    overflow: hidden;
    position: relative;
}
.event-card .event-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.event-card:hover .event-cover img {
    transform: scale(1.05);
}
.event-card .event-cover .cover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(10,15,20,0.05) 0%, rgba(10,15,20,0.3) 100%);
    pointer-events: none;
}
.event-card .event-body {
    flex: 1;
    padding: 24px 24px 24px 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.event-card .event-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.event-card .event-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-on-light);
    letter-spacing: -0.3px;
    line-height: 1.4;
}
.event-card .event-desc {
    font-size: 15px;
    color: var(--text-muted-light);
    line-height: 1.7;
    flex: 1;
}
.event-card .event-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}
.event-card .event-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--brand-primary-dark);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}
.event-card .event-link:hover {
    color: var(--brand-primary);
    gap: 10px;
}

/* Data Overview */
.data-overview-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.data-overview-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-card);
    padding: 28px 22px;
    text-align: center;
    transition: var(--transition);
}
.data-overview-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    border-color: rgba(0, 229, 160, 0.3);
}
.data-overview-card .overview-icon {
    font-size: 32px;
    color: var(--brand-primary);
    margin-bottom: 14px;
}
.data-overview-card .overview-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-on-dark);
    letter-spacing: -0.5px;
}
.data-overview-card .overview-label {
    font-size: 14px;
    color: var(--text-muted-dark);
    margin-top: 4px;
}

/* Feature Cards */
.feature-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.feature-card {
    background: #fff;
    border-radius: var(--radius-card);
    padding: 30px 24px;
    box-shadow: var(--shadow-card);
    border: var(--border-light);
    transition: var(--transition);
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}
.feature-card .feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: var(--brand-gradient);
    color: #fff;
    font-size: 22px;
    margin-bottom: 18px;
    box-shadow: 0 10px 24px rgba(0, 229, 160, 0.3);
}
.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-on-light);
    margin-bottom: 10px;
}
.feature-card p {
    font-size: 15px;
    color: var(--text-muted-light);
    line-height: 1.7;
}

/* FAQ */
.faq-block {
    max-width: 840px;
    margin: 0 auto;
}
.faq-item {
    background: #fff;
    border-radius: 16px;
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    border: var(--border-light);
}
.faq-item .accordion-title {
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-on-light);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    background: #fff;
}
.faq-item .accordion-title:hover {
    background: rgba(0, 229, 160, 0.04);
}
.faq-item .accordion-title .faq-icon {
    font-size: 18px;
    color: var(--brand-primary-dark);
    flex-shrink: 0;
    transition: transform 0.3s ease;
}
.faq-item .accordion-title[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}
.faq-item .accordion-content {
    padding: 0 22px 20px;
    font-size: 15px;
    color: var(--text-muted-light);
    line-height: 1.75;
    display: none;
}
.faq-item .accordion-content.is-active {
    display: block;
}

/* CTA Section */
.cta-section {
    background: var(--brand-gradient);
    border-radius: var(--radius-card);
    padding: 50px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(0, 229, 160, 0.35);
}
.cta-section::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -60px;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    pointer-events: none;
}
.cta-section::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -40px;
    width: 260px;
    height: 260px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    pointer-events: none;
}
.cta-section h2 {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
    position: relative;
    z-index: 2;
}
.cta-section p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 24px;
    position: relative;
    z-index: 2;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}
.cta-section .btn-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 30px;
    border-radius: var(--radius-btn);
    background: #fff;
    color: var(--brand-primary-dark);
    font-weight: 700;
    font-size: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
    position: relative;
    z-index: 2;
    cursor: pointer;
    text-decoration: none;
}
.cta-section .btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
    color: var(--brand-primary-dark);
}
.cta-section .btn-white:active {
    transform: scale(0.98);
}

/* Footer */
.site-footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-dark);
    padding: 50px 0 30px;
    color: var(--text-on-dark);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 36px;
    margin-bottom: 36px;
}
.footer-brand h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--brand-primary);
    letter-spacing: -0.5px;
    margin-bottom: 14px;
}
.footer-brand p {
    font-size: 14px;
    color: var(--text-muted-dark);
    line-height: 1.75;
    max-width: 340px;
}
.footer-col h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-on-dark);
    margin-bottom: 14px;
    letter-spacing: 0.3px;
}
.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-col ul li {
    margin-bottom: 8px;
}
.footer-col ul li a {
    font-size: 14px;
    color: var(--text-muted-dark);
    transition: var(--transition);
}
.footer-col ul li a:hover {
    color: var(--brand-primary);
    padding-left: 4px;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 22px;
    border-top: 1px solid var(--border-dark);
    font-size: 13px;
    color: var(--text-muted-dark);
}
.footer-links {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}
.footer-links a {
    font-size: 13px;
    color: var(--text-muted-dark);
}
.footer-links a:hover {
    color: var(--brand-primary);
}
.footer-links span {
    font-size: 13px;
}

/* Responsive */
@media (max-width: 1024px) {
    .data-overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .feature-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-info h1 {
        font-size: 28px;
    }
    .event-card .event-cover {
        width: 260px;
        min-height: 180px;
    }
}
@media (max-width: 768px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    .site-header .nav-container {
        height: 60px;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(10, 15, 20, 0.95);
        flex-direction: column;
        padding: 16px;
        gap: 4px;
        border-bottom: 1px solid var(--border-dark);
    }
    .nav-links.is-open {
        display: flex;
    }
    .nav-links li a {
        width: 100%;
        padding: 12px 16px;
        font-size: 15px;
    }
    .nav-toggle {
        display: flex;
    }
    .nav-cta {
        display: none !important;
    }
    .hero-creator-card {
        flex-direction: column;
        text-align: center;
    }
    .hero-avatar-wrap {
        margin: 0 auto;
    }
    .hero-info h1 {
        font-size: 26px;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-actions {
        justify-content: center;
    }
    .hero-stat-item {
        text-align: center;
    }
    .event-card {
        flex-direction: column;
    }
    .event-card .event-cover {
        width: 100%;
        min-height: 200px;
    }
    .event-card .event-body {
        padding: 18px;
    }
    .event-card .event-title {
        font-size: 18px;
    }
    .data-overview-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    .feature-grid-3 {
        grid-template-columns: 1fr;
    }
    .section-block {
        padding: 50px 0;
    }
    .section-header h2 {
        font-size: 24px;
    }
    .cta-section {
        padding: 36px 20px;
    }
    .cta-section h2 {
        font-size: 22px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .footer-links {
        justify-content: center;
    }
}
@media (max-width: 520px) {
    .data-overview-grid {
        grid-template-columns: 1fr;
    }
    .hero-avatar {
        width: 90px;
        height: 90px;
        font-size: 36px;
        border-radius: 22px;
    }
    .hero-info h1 {
        font-size: 22px;
    }
    .hero-info p {
        font-size: 15px;
    }
    .event-card .event-cover {
        min-height: 160px;
    }
    .event-card .event-desc {
        font-size: 14px;
    }
    .section-header h2 {
        font-size: 21px;
    }
    .btn-primary, .btn-secondary {
        padding: 11px 20px;
        font-size: 14px;
    }
}

/* roulang page: category2 */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-light);
            overflow-x: hidden;
        }

        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        select,
        textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        section {
            scroll-margin-top: 80px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }

        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }

        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            background: transparent;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: rgba(10, 15, 20, 0.95);
            border-bottom: 1px solid var(--border-dark);
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .breadcrumb-bar::-webkit-scrollbar {
            display: none;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            font-size: 14px;
            min-width: max-content;
        }

        .breadcrumb-nav a {
            color: var(--text-muted-dark);
            font-weight: 500;
            padding: 4px 6px;
            border-radius: 6px;
            transition: var(--transition);
        }

        .breadcrumb-nav a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        .breadcrumb-nav .breadcrumb-sep {
            color: rgba(230, 247, 240, 0.35);
            font-size: 12px;
        }

        .breadcrumb-nav .breadcrumb-current {
            color: #d0dad6;
            font-weight: 600;
            padding: 4px 6px;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            background: var(--bg-dark);
            background-image: linear-gradient(135deg, rgba(0, 229, 160, 0.08) 0%, rgba(0, 184, 122, 0.05) 50%, rgba(255, 184, 0, 0.04) 100%);
            border-bottom: 1px solid var(--border-dark);
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 184, 0, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .hero-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-on-dark);
            letter-spacing: -0.5px;
            margin: 8px 0 14px;
            line-height: 1.3;
        }

        .hero-title .hero-highlight {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline;
        }

        .hero-desc {
            font-size: 17px;
            color: var(--text-muted-dark);
            max-width: 760px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 24px;
        }

        .hero-stat-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(0, 229, 160, 0.25);
            color: var(--text-on-dark);
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
        }

        .hero-stat-badge .stat-num {
            color: var(--brand-primary);
            font-weight: 800;
            font-size: 16px;
        }

        .hero-stat-badge .stat-unit {
            font-size: 12px;
            color: var(--text-muted-dark);
            font-weight: 400;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            text-decoration: none;
            justify-content: center;
        }

        .btn:hover {
            text-decoration: none;
        }

        .btn-primary {
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: var(--shadow-cta);
        }

        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.08);
            color: var(--brand-primary);
            border: 1px solid rgba(0, 229, 160, 0.35);
        }

        .btn-secondary:hover {
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary);
            transform: translateY(-2px);
            border-color: rgba(0, 229, 160, 0.6);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .btn-accent {
            background: linear-gradient(135deg, #FFB800 0%, #FF5C00 100%);
            color: #fff;
            box-shadow: 0 10px 28px rgba(255, 92, 0, 0.35);
        }

        .btn-accent:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 36px rgba(255, 92, 0, 0.5);
        }

        .btn-outline-light {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid var(--border-dark);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* ===== Section Base ===== */
        .section {
            padding: 64px 0;
        }

        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }

        .section-light {
            background: var(--bg-light);
            color: var(--text-on-light);
        }

        .section-alternate {
            background: #eef5f1;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .section-eyebrow {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-btn);
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary-dark);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .section-dark .section-eyebrow {
            background: rgba(0, 229, 160, 0.15);
            color: var(--brand-primary);
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.4px;
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-header .section-subtitle {
            font-size: 16px;
            color: var(--text-muted-light);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .section-dark .section-header .section-subtitle {
            color: var(--text-muted-dark);
        }

        /* ===== Team Data Cards Grid ===== */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .team-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }

        .team-card .card-image-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: #1a2b26;
        }

        .team-card .card-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .team-card:hover .card-image-wrap img {
            transform: scale(1.05);
        }

        .team-card .card-rank {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 14px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
            z-index: 2;
        }

        .team-card .card-winrate {
            position: absolute;
            top: 14px;
            right: 14px;
            padding: 4px 12px;
            border-radius: var(--radius-btn);
            background: rgba(10, 15, 20, 0.75);
            color: #FFB800;
            font-size: 13px;
            font-weight: 700;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .team-card .card-body {
            padding: 20px 22px 22px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .team-card .card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-on-light);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
            line-height: 1.3;
        }

        .team-card .card-desc {
            font-size: 15px;
            color: var(--text-muted-light);
            line-height: 1.65;
            margin-bottom: 16px;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .team-card .card-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .team-card .badge-chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
            background: rgba(0, 229, 160, 0.08);
            color: var(--brand-primary-dark);
            border: 1px solid rgba(0, 229, 160, 0.2);
            white-space: nowrap;
        }

        .team-card .badge-chip.accent {
            background: rgba(255, 184, 0, 0.1);
            color: #B8860B;
            border-color: rgba(255, 184, 0, 0.3);
        }

        .team-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-primary-dark);
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            margin-top: auto;
        }

        .team-card .card-link:hover {
            color: var(--brand-primary);
            gap: 10px;
        }

        .team-card .card-link i {
            font-size: 12px;
        }

        /* ===== Data Insights ===== */
        .data-insights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .insight-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 28px 26px;
            transition: var(--transition);
        }

        .insight-card:hover {
            border-color: rgba(0, 229, 160, 0.3);
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .insight-card .insight-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            margin-bottom: 14px;
        }

        .insight-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 8px;
            letter-spacing: -0.2px;
        }

        .insight-card p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ===== CTA Section ===== */
        .cta-panel {
            background: var(--bg-dark);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            border: 1px solid rgba(0, 229, 160, 0.2);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-panel-content {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 280px;
        }

        .cta-panel-content h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-on-dark);
            margin-bottom: 10px;
            letter-spacing: -0.4px;
        }

        .cta-panel-content p {
            font-size: 16px;
            color: var(--text-muted-dark);
            margin-bottom: 0;
            line-height: 1.7;
            max-width: 520px;
        }

        .cta-panel-actions {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion {
            border: none;
            border-radius: var(--radius-card);
            overflow: hidden;
        }

        .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: 16px;
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: var(--transition);
        }

        .accordion-item:hover {
            border-color: rgba(0, 229, 160, 0.3);
        }

        .accordion-title {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: #fff;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-on-light);
            text-align: left;
            transition: var(--transition);
            cursor: pointer;
        }

        .accordion-title:hover {
            background: rgba(0, 229, 160, 0.04);
            color: var(--brand-primary-dark);
        }

        .accordion-title .accordion-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary-dark);
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .accordion-item.is-active .accordion-title {
            background: rgba(0, 229, 160, 0.06);
            color: var(--brand-primary-dark);
        }

        .accordion-item.is-active .accordion-title .accordion-icon {
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(45deg);
        }

        .accordion-content {
            padding: 0 22px 20px;
            font-size: 15px;
            color: var(--text-muted-light);
            line-height: 1.7;
            display: none;
        }

        .accordion-item.is-active .accordion-content {
            display: block;
        }

        .accordion-content p {
            margin-bottom: 0;
            max-width: 720px;
        }

        .accordion-content a {
            color: var(--brand-primary-dark);
            font-weight: 600;
        }

        .accordion-content a:hover {
            color: var(--brand-primary);
            text-decoration: underline;
        }

        /* ===== Bottom CTA Bar ===== */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-top: 1px solid rgba(0, 229, 160, 0.35);
            padding: 12px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            transition: transform 0.3s ease;
        }

        .bottom-cta-bar.hidden {
            transform: translateY(100%);
        }

        .bottom-cta-text {
            font-size: 14px;
            color: var(--text-on-dark);
            font-weight: 500;
            flex: 1;
            min-width: 180px;
            line-height: 1.5;
        }

        .bottom-cta-text strong {
            color: var(--brand-primary);
            font-weight: 700;
        }

        .bottom-cta-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .bottom-cta-close {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted-dark);
            font-size: 16px;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .bottom-cta-close:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--text-on-dark);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.2px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: var(--text-muted-dark);
            font-size: 14px;
            font-weight: 400;
            transition: var(--transition);
            display: inline-block;
        }

        .footer-col ul li a:hover {
            color: var(--brand-primary);
            transform: translateX(3px);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-bottom span {
            font-size: 13px;
            color: var(--text-muted-dark);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-muted-dark);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--brand-primary);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .team-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .data-insights-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .hero-title {
                font-size: 28px;
            }

            .section-header h2 {
                font-size: 26px;
            }

            .cta-panel {
                padding: 36px 28px;
            }

            .cta-panel-content h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .site-header .nav-container {
                height: 64px;
                gap: 12px;
            }

            .nav-logo {
                font-size: 19px;
                gap: 8px;
            }

            .nav-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 18px;
                border-radius: 10px;
            }

            .nav-cta {
                padding: 8px 16px;
                font-size: 13px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(10, 15, 20, 0.98);
                border-bottom: 1px solid var(--border-dark);
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 16px;
                gap: 2px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            }

            .nav-links.mobile-open {
                display: flex;
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links li a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                border-radius: 10px;
            }

            .nav-links li a::after {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .page-hero {
                padding: 32px 0 28px;
            }

            .hero-title {
                font-size: 24px;
                line-height: 1.35;
            }

            .hero-desc {
                font-size: 15px;
                line-height: 1.65;
            }

            .hero-stats {
                gap: 10px;
                margin-top: 18px;
            }

            .hero-stat-badge {
                padding: 6px 14px;
                font-size: 13px;
            }

            .hero-stat-badge .stat-num {
                font-size: 14px;
            }

            .section {
                padding: 48px 0;
            }

            .section-header {
                margin-bottom: 24px;
            }

            .section-header h2 {
                font-size: 22px;
            }

            .team-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .data-insights-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .cta-panel {
                padding: 28px 20px;
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }

            .cta-panel-content h2 {
                font-size: 22px;
            }

            .cta-panel-actions {
                width: 100%;
                flex-direction: column;
            }

            .cta-panel-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .bottom-cta-bar {
                padding: 10px 12px;
            }

            .bottom-cta-text {
                font-size: 13px;
            }

            .bottom-cta-close {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
        }

        @media (max-width: 480px) {
            .hero-title {
                font-size: 21px;
            }

            .hero-desc {
                font-size: 14px;
            }

            .hero-stats {
                flex-direction: column;
                align-items: flex-start;
            }

            .section-header h2 {
                font-size: 20px;
            }

            .team-card .card-title {
                font-size: 18px;
            }

            .team-card .card-body {
                padding: 16px 18px 18px;
            }

            .cta-panel {
                padding: 24px 16px;
            }

            .cta-panel-content h2 {
                font-size: 20px;
            }

            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }

            .bottom-cta-text {
                font-size: 12px;
                min-width: 120px;
            }
        }

/* roulang page: category4 */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-light);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        select,
        textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        section {
            scroll-margin-top: 80px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }

        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }

        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            background: transparent;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrapper {
            background: #0D1512;
            border-bottom: 1px solid var(--border-dark);
            padding: 14px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            white-space: nowrap;
        }

        .breadcrumb-wrapper .container {
            display: flex;
            align-items: center;
            gap: 6px;
            min-width: max-content;
        }

        .breadcrumb-wrapper a,
        .breadcrumb-wrapper span {
            font-size: 13px;
            color: var(--text-muted-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-wrapper a {
            color: var(--brand-primary);
            font-weight: 500;
        }

        .breadcrumb-wrapper a:hover {
            color: var(--brand-primary-dark);
        }

        .breadcrumb-wrapper .separator {
            color: rgba(230, 247, 240, 0.4);
            font-size: 12px;
        }

        .breadcrumb-wrapper .current {
            color: rgba(230, 247, 240, 0.55);
            font-weight: 500;
            pointer-events: none;
        }

        /* ===== Page Hero (Category) ===== */
        .category-hero {
            background: var(--bg-dark);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 184, 0, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
        }

        .category-hero h1 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            margin: 0 0 16px;
            line-height: 1.25;
        }

        .category-hero h1 .highlight {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            color: var(--text-muted-dark);
            max-width: 760px;
            line-height: 1.8;
            margin: 0 0 24px;
        }

        .hero-stat-strip {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-stat-strip .stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted-dark);
            font-size: 13px;
            font-weight: 500;
        }

        .hero-stat-strip .stat-item i {
            color: var(--brand-primary);
            font-size: 14px;
        }

        .hero-stat-strip .stat-item strong {
            color: var(--brand-primary);
            font-size: 20px;
            font-weight: 800;
            margin-right: 2px;
        }

        /* ===== Ranking Section ===== */
        .ranking-section {
            padding: 56px 0 64px;
            background: var(--bg-light);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .section-head .section-title-group h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-on-light);
            letter-spacing: -0.3px;
            margin: 0 0 8px;
        }

        .section-head .section-title-group p {
            font-size: 15px;
            color: var(--text-muted-light);
            margin: 0;
        }

        .section-head .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-tag {
            padding: 6px 16px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--border-light);
            color: var(--text-on-light);
            font-size: 13px;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
        }

        .filter-tag:hover,
        .filter-tag.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 6px 18px rgba(0, 229, 160, 0.25);
        }

        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .rank-card {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
            padding: 20px 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .rank-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--brand-gradient);
            opacity: 0;
            transition: var(--transition);
        }

        .rank-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(0, 229, 160, 0.2);
        }

        .rank-card:hover::before {
            opacity: 1;
        }

        .rank-card.top-1 {
            border-color: rgba(255, 184, 0, 0.35);
            background: linear-gradient(135deg, #FFFDF5 0%, #FFFFFF 60%);
        }

        .rank-card.top-2 {
            border-color: rgba(200, 210, 220, 0.5);
            background: linear-gradient(135deg, #FAFBFC 0%, #FFFFFF 60%);
        }

        .rank-card.top-3 {
            border-color: rgba(205, 145, 80, 0.45);
            background: linear-gradient(135deg, #FEFAF5 0%, #FFFFFF 60%);
        }

        .rank-number {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 800;
            border-radius: 16px;
            color: var(--text-muted-light);
            background: #F0F3F2;
            letter-spacing: -0.5px;
        }

        .rank-card.top-1 .rank-number {
            background: linear-gradient(135deg, #FFD700 0%, #FFB800 100%);
            color: #fff;
            box-shadow: 0 8px 20px rgba(255, 184, 0, 0.35);
        }

        .rank-card.top-2 .rank-number {
            background: linear-gradient(135deg, #C0C8D0 0%, #A8B0B8 100%);
            color: #fff;
            box-shadow: 0 8px 20px rgba(160, 170, 180, 0.3);
        }

        .rank-card.top-3 .rank-number {
            background: linear-gradient(135deg, #D29B64 0%, #B8863D 100%);
            color: #fff;
            box-shadow: 0 8px 20px rgba(180, 140, 60, 0.3);
        }

        .rank-cover {
            flex-shrink: 0;
            width: 110px;
            height: 70px;
            border-radius: 12px;
            overflow: hidden;
            position: relative;
        }

        .rank-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .rank-card:hover .rank-cover img {
            transform: scale(1.06);
        }

        .rank-info {
            flex: 1;
            min-width: 0;
        }

        .rank-info .rank-title-row {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 6px;
        }

        .rank-info .rank-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-on-light);
            margin: 0;
            letter-spacing: -0.2px;
        }

        .rank-info .rank-desc {
            font-size: 13px;
            color: var(--text-muted-light);
            margin: 0 0 10px;
            line-height: 1.6;
        }

        .rank-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            background: rgba(0, 229, 160, 0.08);
            border: 1px solid rgba(0, 229, 160, 0.2);
            color: var(--brand-primary-dark);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .data-badge.accent {
            background: rgba(255, 184, 0, 0.1);
            border-color: rgba(255, 184, 0, 0.3);
            color: #B8860B;
        }

        .data-badge.neutral {
            background: #F0F3F2;
            border-color: #E0E5E3;
            color: #6B7A75;
        }

        .rank-status {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .rank-status.live {
            background: rgba(255, 92, 0, 0.1);
            color: #FF5C00;
            border: 1px solid rgba(255, 92, 0, 0.25);
        }

        .rank-status.upcoming {
            background: rgba(0, 229, 160, 0.08);
            color: var(--brand-primary-dark);
            border: 1px solid rgba(0, 229, 160, 0.2);
        }

        .rank-status.ended {
            background: #F0F3F2;
            color: #8A9994;
            border: 1px solid #E0E5E3;
        }

        .rank-status .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        .rank-status.upcoming .dot,
        .rank-status.ended .dot {
            animation: none;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.35; }
        }

        /* ===== Insight Section ===== */
        .insight-section {
            padding: 56px 0 64px;
            background: var(--bg-dark);
        }

        .insight-section .section-title-group h2 {
            color: #fff;
        }

        .insight-section .section-title-group p {
            color: var(--text-muted-dark);
        }

        .insight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .insight-card {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: var(--transition);
        }

        .insight-card:hover {
            border-color: rgba(0, 229, 160, 0.25);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .insight-card .insight-icon {
            width: 46px;
            height: 46px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: 0 8px 20px rgba(0, 229, 160, 0.2);
        }

        .insight-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
            letter-spacing: -0.2px;
        }

        .insight-card p {
            font-size: 14px;
            color: var(--text-muted-dark);
            margin: 0 0 14px;
            line-height: 1.7;
        }

        .insight-card .insight-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            display: inline-flex;
            align-items: baseline;
            gap: 4px;
        }

        .insight-card .insight-value .unit {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted-dark);
        }

        /* ===== Focus Section ===== */
        .focus-section {
            padding: 56px 0 64px;
            background: var(--bg-light);
        }

        .focus-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .focus-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
        }

        .focus-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.2);
        }

        .focus-card .focus-cover {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
        }

        .focus-card .focus-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .focus-card:hover .focus-cover img {
            transform: scale(1.05);
        }

        .focus-card .focus-cover .focus-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(10, 15, 20, 0.8);
            color: var(--brand-primary);
            font-size: 12px;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }

        .focus-card .focus-body {
            padding: 20px;
        }

        .focus-card .focus-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-light);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .focus-card .focus-body p {
            font-size: 13px;
            color: var(--text-muted-light);
            margin: 0 0 12px;
            line-height: 1.6;
        }

        .focus-card .focus-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
        }

        .focus-card .focus-meta .badge-group {
            display: flex;
            gap: 6px;
        }

        .focus-card .focus-meta .detail-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-primary-dark);
            transition: var(--transition);
        }

        .focus-card .focus-meta .detail-link:hover {
            color: var(--brand-primary);
            gap: 8px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 56px 0 64px;
            background: var(--bg-dark);
        }

        .faq-section .section-title-group h2 {
            color: #fff;
        }

        .faq-section .section-title-group p {
            color: var(--text-muted-dark);
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: 16px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(0, 229, 160, 0.2);
        }

        .faq-item.active {
            border-color: rgba(0, 229, 160, 0.3);
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.06) 0%, #13201B 100%);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
            font-family: var(--font-stack);
        }

        .faq-question:hover {
            color: var(--brand-primary);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(0, 229, 160, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--brand-primary);
            transition: var(--transition);
        }

        .faq-item.active .faq-question .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        .faq-answer p {
            color: var(--text-muted-dark);
            font-size: 15px;
            line-height: 1.8;
            margin: 0;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 64px 0;
            background: var(--bg-light);
        }

        .cta-panel {
            background: var(--bg-dark);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-dark);
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-panel .cta-content {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 260px;
        }

        .cta-panel .cta-content h2 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 10px;
            letter-spacing: -0.3px;
        }

        .cta-panel .cta-content p {
            font-size: 15px;
            color: var(--text-muted-dark);
            margin: 0;
            line-height: 1.7;
        }

        .cta-panel .cta-actions {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
            border: none;
        }

        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--text-on-dark);
            font-weight: 600;
            font-size: 15px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #080D12;
            border-top: 1px solid var(--border-dark);
            padding: 56px 0 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
        }

        .site-footer .footer-brand h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            margin: 0 0 12px;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-footer .footer-brand h3 .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            border-radius: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 14px;
        }

        .site-footer .footer-brand p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: -0.2px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .site-footer .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted-dark);
            transition: var(--transition);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--brand-primary);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .site-footer .footer-bottom span {
            font-size: 13px;
            color: var(--text-muted-dark);
        }

        .site-footer .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .site-footer .footer-bottom .footer-links span {
            font-size: 12px;
            color: rgba(230, 247, 240, 0.4);
        }

        .site-footer .footer-bottom .footer-links a {
            font-size: 13px;
            color: var(--text-muted-dark);
            transition: var(--transition);
        }

        .site-footer .footer-bottom .footer-links a:hover {
            color: var(--brand-primary);
        }

        /* ===== Focus/Active States ===== */
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 3px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .insight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .focus-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header .nav-container {
                height: 62px;
            }
            .nav-logo {
                font-size: 19px;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 62px;
                left: 0;
                right: 0;
                background: rgba(10, 15, 20, 0.97);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
                border-bottom: 1px solid var(--border-dark);
                gap: 4px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                padding: 12px 16px;
                font-size: 16px;
                display: block;
                width: 100%;
            }
            .nav-links li a::after {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .hero-stat-strip {
                gap: 16px;
            }
            .ranking-section,
            .insight-section,
            .focus-section,
            .faq-section,
            .cta-section {
                padding: 40px 0 48px;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .section-head .section-title-group h2 {
                font-size: 22px;
            }
            .rank-card {
                flex-wrap: wrap;
                gap: 14px;
                padding: 16px;
                align-items: flex-start;
            }
            .rank-number {
                width: 40px;
                height: 40px;
                font-size: 18px;
                border-radius: 10px;
            }
            .rank-cover {
                width: 80px;
                height: 50px;
                border-radius: 8px;
            }
            .rank-info .rank-title {
                font-size: 15px;
            }
            .rank-status {
                font-size: 11px;
                padding: 4px 10px;
            }
            .insight-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .focus-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-panel {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .cta-panel .cta-content h2 {
                font-size: 22px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .breadcrumb-wrapper {
                padding: 10px 0;
            }
            .breadcrumb-wrapper a,
            .breadcrumb-wrapper span {
                font-size: 12px;
            }
            .rank-card {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }
            .rank-cover {
                width: 100%;
                height: 120px;
                border-radius: 8px;
            }
            .rank-info .rank-title-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
            .rank-status {
                align-self: flex-start;
            }
            .hero-stat-strip .stat-item strong {
                font-size: 16px;
            }
            .filter-tags {
                gap: 6px;
            }
            .filter-tag {
                padding: 5px 12px;
                font-size: 12px;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 12px 20px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
            .cta-panel .cta-actions {
                width: 100%;
                flex-direction: column;
            }
            .cta-panel .cta-actions .btn-primary,
            .cta-panel .cta-actions .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-light);
            overflow-x: hidden;
        }

        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        select,
        textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        section {
            scroll-margin-top: 80px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }

        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }

        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-dark);
            padding: 14px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            white-space: nowrap;
            color: var(--text-muted-dark);
        }

        .breadcrumb-nav a {
            color: var(--text-muted-dark);
            font-weight: 500;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-nav a:hover {
            color: var(--brand-primary);
        }

        .breadcrumb-nav .breadcrumb-separator {
            color: rgba(255, 255, 255, 0.3);
            font-size: 13px;
        }

        .breadcrumb-nav .breadcrumb-current {
            color: rgba(255, 255, 255, 0.45);
            font-weight: 500;
            pointer-events: none;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            position: relative;
            padding: 72px 0 56px;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 15, 20, 0.92) 0%, rgba(10, 15, 20, 0.78) 40%, rgba(0, 184, 122, 0.35) 100%);
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at top right, rgba(0, 229, 160, 0.22) 0%, transparent 55%);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .page-hero h1 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .page-hero .hero-desc {
            font-size: 16px;
            color: var(--text-on-dark);
            opacity: 0.88;
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-badge);
            background: rgba(0, 229, 160, 0.12);
            border: 1px solid rgba(0, 229, 160, 0.35);
            color: var(--brand-primary);
            font-size: 14px;
            font-weight: 600;
        }

        .hero-badge i {
            font-size: 14px;
        }

        /* ===== Main Content Layout ===== */
        .ranking-main {
            padding: 64px 0 72px;
            background: var(--bg-light);
        }

        .ranking-main .grid-x {
            margin-left: -12px;
            margin-right: -12px;
        }

        .ranking-main .cell {
            padding-left: 12px;
            padding-right: 12px;
        }

        .main-content-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            padding: 28px;
            margin-bottom: 24px;
        }

        .main-content-card:last-child {
            margin-bottom: 0;
        }

        .content-card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-on-light);
            margin-bottom: 6px;
            letter-spacing: -0.2px;
        }

        .content-card-subtitle {
            font-size: 14px;
            color: var(--text-muted-light);
            margin-bottom: 20px;
        }

        .ranking-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .ranking-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
            border-radius: 8px;
        }

        .ranking-item:first-child {
            padding-top: 4px;
        }

        .ranking-item:last-child {
            border-bottom: none;
            padding-bottom: 4px;
        }

        .ranking-item:hover {
            background: rgba(0, 229, 160, 0.04);
            padding-left: 12px;
            padding-right: 8px;
        }

        .ranking-number {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            background: #f0f7f5;
            color: var(--text-on-light);
        }

        .ranking-item:nth-child(1) .ranking-number {
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: 0 6px 18px rgba(0, 229, 160, 0.35);
        }

        .ranking-item:nth-child(2) .ranking-number {
            background: linear-gradient(135deg, #FFB800, #FF8C00);
            color: #fff;
            box-shadow: 0 6px 18px rgba(255, 184, 0, 0.3);
        }

        .ranking-item:nth-child(3) .ranking-number {
            background: linear-gradient(135deg, #E8A87C, #D4855D);
            color: #fff;
            box-shadow: 0 6px 18px rgba(232, 168, 124, 0.3);
        }

        .ranking-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-info h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-on-light);
            margin-bottom: 6px;
            letter-spacing: -0.2px;
            line-height: 1.4;
        }

        .ranking-info p {
            font-size: 14px;
            color: var(--text-muted-light);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .ranking-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .mini-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary-dark);
            border: 1px solid rgba(0, 229, 160, 0.2);
        }

        .mini-badge i {
            font-size: 12px;
        }

        .mini-badge.accent-badge {
            background: rgba(255, 184, 0, 0.12);
            color: #d48800;
            border-color: rgba(255, 184, 0, 0.25);
        }

        /* ===== Sidebar ===== */
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 24px;
            margin-bottom: 20px;
        }

        .sidebar-card:last-child {
            margin-bottom: 0;
        }

        .sidebar-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-light);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 i {
            color: var(--brand-primary-dark);
            font-size: 16px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-item {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            background: #f0f7f5;
            color: var(--text-on-light);
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .tag-item:hover {
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary-dark);
            border-color: rgba(0, 229, 160, 0.25);
        }

        .related-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .related-links li {
            border-bottom: 1px solid var(--border-light);
        }

        .related-links li:last-child {
            border-bottom: none;
        }

        .related-links a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-on-light);
            transition: var(--transition);
        }

        .related-links a:hover {
            color: var(--brand-primary-dark);
            padding-left: 6px;
        }

        .related-links a i {
            font-size: 13px;
            color: var(--text-muted-light);
            transition: var(--transition);
        }

        .related-links a:hover i {
            color: var(--brand-primary-dark);
        }

        .cta-card-wrapper {
            background: var(--bg-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-dark);
        }

        .cta-card-wrapper .cta-card-content {
            padding: 24px;
            text-align: center;
        }

        .cta-card-wrapper .cta-card-image {
            height: 160px;
            overflow: hidden;
            position: relative;
        }

        .cta-card-wrapper .cta-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .cta-card-wrapper .cta-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(10, 15, 20, 0.6) 100%);
        }

        .cta-card-wrapper .cta-card-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .cta-card-wrapper .cta-card-content p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .cta-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            transition: var(--transition);
            box-shadow: var(--shadow-cta);
        }

        .cta-card-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.4);
        }

        /* ===== Process Section ===== */
        .process-section {
            padding: 64px 0 72px;
            background: var(--bg-dark);
        }

        .process-section .section-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.4px;
            margin-bottom: 12px;
        }

        .process-section .section-desc {
            font-size: 15px;
            color: var(--text-muted-dark);
            max-width: 650px;
            line-height: 1.8;
            margin-bottom: 40px;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .process-card {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: var(--transition);
        }

        .process-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 229, 160, 0.35);
            box-shadow: var(--shadow-card-hover);
        }

        .process-step {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 800;
            font-size: 15px;
            margin-bottom: 14px;
        }

        .process-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 8px;
        }

        .process-card p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 64px 0 72px;
            background: var(--bg-light);
        }

        .faq-section .section-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-on-light);
            letter-spacing: -0.4px;
            margin-bottom: 12px;
        }

        .faq-section .section-desc {
            font-size: 15px;
            color: var(--text-muted-light);
            max-width: 650px;
            line-height: 1.8;
            margin-bottom: 36px;
        }

        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 16px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(0, 229, 160, 0.3);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-on-light);
            text-align: left;
            transition: var(--transition);
        }

        .faq-item .faq-question:hover {
            color: var(--brand-primary-dark);
        }

        .faq-item .faq-question .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary-dark);
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-item.active .faq-question .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
        }

        .faq-item .faq-answer {
            display: none;
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-muted-light);
            line-height: 1.8;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA Section ===== */
        .bottom-cta-section {
            padding: 64px 0;
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
        }

        .bottom-cta-box {
            background: var(--bg-card-dark);
            border: 1px solid rgba(0, 229, 160, 0.25);
            border-radius: 24px;
            padding: 40px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .bottom-cta-text h3 {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .bottom-cta-text p {
            font-size: 15px;
            color: var(--text-muted-dark);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .bottom-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            transition: var(--transition);
            box-shadow: var(--shadow-cta);
            white-space: nowrap;
        }

        .bottom-cta-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 18px 45px rgba(0, 229, 160, 0.45);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #080d10;
            padding: 56px 0 24px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-dark);
            margin-bottom: 24px;
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--brand-primary);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li:last-child {
            margin-bottom: 0;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted-dark);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--brand-primary);
            padding-left: 3px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom span {
            font-size: 13px;
            color: rgba(230, 247, 240, 0.4);
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-links span {
            font-size: 13px;
            color: rgba(230, 247, 240, 0.4);
        }

        .footer-links a {
            font-size: 13px;
            color: rgba(230, 247, 240, 0.5);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--brand-primary);
        }

        /* ===== Fixed Bottom CTA ===== */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 80;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid rgba(0, 229, 160, 0.35);
            padding: 14px 16px;
            display: none;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .fixed-bottom-cta.visible {
            display: flex;
        }

        .fixed-bottom-cta .fixed-cta-text {
            font-size: 14px;
            color: var(--text-on-dark);
            font-weight: 500;
            letter-spacing: 0.2px;
        }

        .fixed-bottom-cta .fixed-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .fixed-bottom-cta .fixed-cta-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 229, 160, 0.4);
        }

        .fixed-bottom-cta .fixed-cta-close {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            color: var(--text-muted-dark);
            font-size: 18px;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .fixed-bottom-cta .fixed-cta-close:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--text-on-dark);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .site-header .nav-container {
                height: 64px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(10, 15, 20, 0.97);
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
                padding: 12px 16px;
                border-bottom: 1px solid var(--border-dark);
                z-index: 99;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links li a {
                display: block;
                padding: 12px 16px;
                font-size: 15px;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-cta {
                display: none;
            }

            .page-hero {
                padding: 48px 0 40px;
            }

            .page-hero h1 {
                font-size: 28px;
            }

            .page-hero .hero-desc {
                font-size: 14px;
            }

            .hero-badges {
                gap: 8px;
            }

            .hero-badge {
                font-size: 12px;
                padding: 6px 12px;
            }

            .ranking-main {
                padding: 40px 0 48px;
            }

            .main-content-card {
                padding: 20px 16px;
            }

            .ranking-item {
                flex-direction: column;
                gap: 10px;
                padding: 16px 0;
            }

            .ranking-item:hover {
                padding-left: 0;
                padding-right: 0;
            }

            .ranking-number {
                width: 36px;
                height: 36px;
                font-size: 15px;
                border-radius: 10px;
            }

            .ranking-info h3 {
                font-size: 15px;
            }

            .sidebar-card {
                padding: 18px 16px;
            }

            .process-section {
                padding: 40px 0 48px;
            }

            .process-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .faq-section {
                padding: 40px 0 48px;
            }

            .bottom-cta-section {
                padding: 40px 0;
            }

            .bottom-cta-box {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }

            .bottom-cta-text h3 {
                font-size: 18px;
            }

            .fixed-bottom-cta {
                padding: 10px 12px;
            }

            .fixed-bottom-cta .fixed-cta-text {
                font-size: 12px;
            }

            .fixed-bottom-cta .fixed-cta-btn {
                padding: 8px 16px;
                font-size: 13px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .breadcrumb-section {
                padding: 10px 0;
            }

            .breadcrumb-nav {
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 24px;
            }

            .ranking-badges {
                gap: 6px;
            }

            .mini-badge {
                font-size: 12px;
                padding: 3px 10px;
            }

            .process-card {
                padding: 18px 16px;
            }

            .bottom-cta-btn {
                padding: 12px 24px;
                font-size: 14px;
            }

            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }

            .faq-item .faq-answer {
                padding: 0 16px 14px;
                font-size: 13px;
            }
        }

        :focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        button:focus,
        a:focus {
            outline: none;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

/* roulang page: category5 */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-dark);
            overflow-x: hidden;
        }

        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        section {
            scroll-margin-top: 80px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }

        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }

        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background: rgba(10, 15, 20, 0.75);
            border-bottom: 1px solid var(--border-dark);
            padding: 10px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted-dark);
            flex-wrap: nowrap;
            overflow-x: auto;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .breadcrumb::-webkit-scrollbar {
            display: none;
        }

        .breadcrumb a {
            color: var(--brand-primary);
            font-weight: 500;
            flex-shrink: 0;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb .separator {
            color: var(--text-muted-dark);
            flex-shrink: 0;
            font-size: 11px;
        }

        .breadcrumb .current {
            color: rgba(230, 247, 240, 0.45);
            flex-shrink: 0;
            user-select: none;
        }

        /* Hero Bento */
        .hero-bento {
            padding: 56px 0 48px;
            background: var(--bg-dark);
            background-image: radial-gradient(ellipse at top left, rgba(0, 229, 160, 0.12), transparent 55%),
                radial-gradient(ellipse at bottom right, rgba(255, 184, 0, 0.06), transparent 45%);
            position: relative;
        }

        .hero-bento::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            pointer-events: none;
            z-index: 0;
        }

        .hero-bento .container {
            position: relative;
            z-index: 1;
        }

        .bento-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 16px;
        }

        .bento-main {
            grid-column: 1 / span 2;
            grid-row: 1 / span 2;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px 32px;
            position: relative;
            overflow: hidden;
        }

        .bento-main::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.12;
            filter: blur(50px);
            pointer-events: none;
        }

        .bento-main h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-on-dark);
            letter-spacing: -0.5px;
            margin: 0 0 14px;
            line-height: 1.25;
            position: relative;
            z-index: 1;
        }

        .bento-main h1 .highlight {
            color: var(--brand-primary);
        }

        .bento-main p {
            color: var(--text-muted-dark);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 22px;
            max-width: 540px;
            position: relative;
            z-index: 1;
        }

        .bento-main .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            box-shadow: var(--shadow-cta);
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--text-on-dark);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--brand-primary);
            border-color: var(--brand-primary);
        }

        .bento-small {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 22px 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: var(--transition);
        }

        .bento-small:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }

        .bento-small .bento-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(0, 229, 160, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .bento-small h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 6px;
        }

        .bento-small p {
            font-size: 13px;
            color: var(--text-muted-dark);
            margin: 0;
            line-height: 1.5;
        }

        .bento-cta-bar {
            grid-column: 1 / span 3;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(0, 229, 160, 0.08);
            border: 1px solid rgba(0, 229, 160, 0.2);
            border-radius: var(--radius-card);
            padding: 16px 24px;
            flex-wrap: wrap;
        }

        .bento-cta-bar p {
            color: var(--text-on-dark);
            font-size: 14px;
            margin: 0;
            font-weight: 500;
        }

        .bento-cta-bar .btn-primary {
            padding: 10px 24px;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* Section Common */
        .section-block {
            padding: 64px 0;
        }

        .section-block.light-bg {
            background: var(--bg-light);
            color: var(--text-on-light);
        }

        .section-block.light-bg h2,
        .section-block.light-bg h3 {
            color: var(--text-on-light);
        }

        .section-heading {
            margin-bottom: 36px;
        }

        .section-heading h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-on-dark);
            letter-spacing: -0.3px;
            margin: 0 0 10px;
        }

        .section-block.light-bg .section-heading h2 {
            color: var(--text-on-light);
        }

        .section-heading p {
            font-size: 15px;
            color: var(--text-muted-dark);
            margin: 0;
            max-width: 640px;
        }

        .section-block.light-bg .section-heading p {
            color: var(--text-muted-light);
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 12px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            flex-shrink: 0;
        }

        .badge-brand {
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary);
            border: 1px solid rgba(0, 229, 160, 0.3);
        }

        .badge-accent {
            background: rgba(255, 184, 0, 0.12);
            color: var(--accent);
            border: 1px solid rgba(255, 184, 0, 0.3);
        }

        .badge-live {
            background: rgba(255, 92, 0, 0.15);
            color: #FF5C00;
            border: 1px solid rgba(255, 92, 0, 0.4);
            animation: pulse-live 2s ease-in-out infinite;
        }

        .badge-upcoming {
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary);
            border: 1px solid rgba(0, 229, 160, 0.3);
        }

        .badge-ended {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted-dark);
            border: 1px solid var(--border-dark);
        }

        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }

        /* Timeline */
        .timeline-section {
            background: var(--bg-dark);
            padding: 64px 0;
        }

        .timeline-wrap {
            position: relative;
            max-width: 820px;
            margin: 0 auto;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--brand-primary) 0%, rgba(0, 229, 160, 0.3) 40%, rgba(255, 184, 0, 0.3) 70%, rgba(0, 229, 160, 0.2) 100%);
        }

        .timeline-item {
            position: relative;
            padding-left: 56px;
            margin-bottom: 28px;
            transition: var(--transition);
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: 12px;
            top: 24px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--bg-dark);
            border: 3px solid var(--brand-primary);
            z-index: 2;
            box-shadow: 0 0 0 4px rgba(0, 229, 160, 0.15);
        }

        .timeline-item.ended .timeline-dot {
            border-color: rgba(255, 255, 255, 0.3);
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.05);
        }

        .timeline-item.live .timeline-dot {
            border-color: var(--accent-strong);
            box-shadow: 0 0 0 6px rgba(255, 92, 0, 0.2);
            animation: dot-pulse 2s ease-in-out infinite;
        }

        @keyframes dot-pulse {
            0%,
            100% {
                box-shadow: 0 0 0 4px rgba(255, 92, 0, 0.2);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 92, 0, 0.05);
            }
        }

        .timeline-card {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 22px 24px;
            transition: var(--transition);
        }

        .timeline-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }

        .timeline-card-top {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .timeline-date {
            font-size: 13px;
            color: var(--text-muted-dark);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .timeline-date i {
            color: var(--brand-primary);
            font-size: 13px;
        }

        .timeline-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 8px;
            letter-spacing: -0.2px;
        }

        .timeline-card p {
            font-size: 14px;
            color: var(--text-muted-dark);
            margin: 0 0 12px;
            line-height: 1.65;
        }

        .timeline-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }

        .timeline-team {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.05);
            font-size: 13px;
            color: var(--text-on-dark);
            font-weight: 500;
        }

        .timeline-team i {
            color: var(--brand-primary);
            font-size: 12px;
        }

        .timeline-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-top: 12px;
            border-top: 1px solid var(--border-dark);
        }

        .timeline-stats {
            display: flex;
            gap: 16px;
        }

        .timeline-stat {
            font-size: 12px;
            color: var(--text-muted-dark);
        }

        .timeline-stat strong {
            color: var(--brand-primary);
            font-weight: 700;
            font-size: 15px;
        }

        .btn-timeline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            border-radius: var(--radius-btn);
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary);
            font-size: 13px;
            font-weight: 600;
            border: 1px solid rgba(0, 229, 160, 0.25);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-timeline:hover {
            background: rgba(0, 229, 160, 0.2);
            color: var(--brand-primary);
            border-color: var(--brand-primary);
        }

        /* Focus Match Cards */
        .focus-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .focus-card {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }

        .focus-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }

        .focus-card-img {
            position: relative;
            height: 160px;
            overflow: hidden;
        }

        .focus-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .focus-card:hover .focus-card-img img {
            transform: scale(1.05);
        }

        .focus-card-img .badge {
            position: absolute;
            top: 12px;
            left: 12px;
        }

        .focus-card-body {
            padding: 18px 20px;
        }

        .focus-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 8px;
        }

        .focus-card-body p {
            font-size: 13px;
            color: var(--text-muted-dark);
            margin: 0 0 12px;
            line-height: 1.6;
        }

        .focus-card-body .matchup {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .matchup .team-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-on-dark);
        }

        .matchup .vs {
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
            background: rgba(255, 184, 0, 0.1);
            border-radius: 50%;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 20px 18px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            border-color: rgba(0, 229, 160, 0.3);
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -1px;
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 13px;
            color: var(--text-muted-dark);
            margin-top: 6px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--bg-dark);
            background-image: linear-gradient(135deg, rgba(0, 229, 160, 0.08) 0%, rgba(0, 184, 122, 0.05) 50%, rgba(255, 184, 0, 0.04) 100%);
            padding: 56px 0;
            border-top: 1px solid var(--border-dark);
        }

        .cta-box {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 229, 160, 0.2);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-box h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-on-dark);
            margin: 0 0 6px;
            letter-spacing: -0.3px;
        }

        .cta-box p {
            font-size: 15px;
            color: var(--text-muted-dark);
            margin: 0;
            max-width: 480px;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-light);
            padding: 64px 0;
            color: var(--text-on-light);
        }

        .faq-section h2 {
            color: var(--text-on-light);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 16px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-light);
            background: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
            border: none;
        }

        .faq-question:hover {
            color: var(--brand-primary-dark);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--brand-primary-dark);
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            display: none;
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--text-muted-light);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open {
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.04) 0%, #fff 40%);
            border-color: rgba(0, 229, 160, 0.25);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-dark);
            color: var(--text-muted-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-dark);
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--brand-primary);
            margin: 0 0 10px;
            letter-spacing: -0.3px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted-dark);
            margin: 0;
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 14px;
            letter-spacing: 0.2px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted-dark);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--brand-primary);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-top: 20px;
            font-size: 12px;
            color: var(--text-muted-dark);
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            color: var(--text-muted-dark);
            font-size: 12px;
        }

        .footer-bottom .footer-links a:hover {
            color: var(--brand-primary);
        }

        /* Responsive */
        @media screen and (max-width: 1024px) {
            .bento-grid {
                grid-template-columns: 1fr 1fr;
            }
            .bento-main {
                grid-column: 1 / span 2;
                grid-row: auto;
            }
            .bento-cta-bar {
                grid-column: 1 / span 2;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media screen and (max-width: 768px) {
            .site-header .nav-container {
                height: 64px;
                flex-wrap: nowrap;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(10, 15, 20, 0.97);
                border-bottom: 1px solid var(--border-dark);
                padding: 12px 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                display: block;
                padding: 12px 16px;
                font-size: 15px;
            }
            .nav-links li a::after {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                padding: 8px 16px;
                font-size: 13px;
            }
            .bento-grid {
                grid-template-columns: 1fr;
            }
            .bento-main {
                grid-column: 1;
                padding: 24px 20px;
            }
            .bento-main h1 {
                font-size: 28px;
            }
            .bento-cta-bar {
                grid-column: 1;
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px 18px;
            }
            .bento-cta-bar .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .timeline-item {
                padding-left: 44px;
            }
            .timeline-card {
                padding: 18px 16px;
            }
            .timeline-wrap::before {
                left: 14px;
            }
            .timeline-dot {
                left: 7px;
                width: 14px;
                height: 14px;
            }
            .section-block,
            .timeline-section,
            .faq-section,
            .cta-section {
                padding: 48px 0;
            }
            .section-heading h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .focus-cards-grid {
                grid-template-columns: 1fr;
            }
            .cta-box {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 20px;
            }
            .cta-box .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card .stat-number {
                font-size: 26px;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding-left: 12px;
                padding-right: 12px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
                border-radius: 10px;
            }
            .bento-main h1 {
                font-size: 24px;
            }
            .bento-main p {
                font-size: 14px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 11px 20px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
            .hero-actions {
                flex-direction: column;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 14px 12px;
            }
            .stat-card .stat-number {
                font-size: 22px;
            }
            .timeline-item {
                padding-left: 36px;
            }
            .timeline-wrap::before {
                left: 10px;
            }
            .timeline-dot {
                left: 4px;
                width: 12px;
                height: 12px;
                border-width: 2px;
            }
            .timeline-card h3 {
                font-size: 16px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px 14px;
                font-size: 13px;
            }
        }

/* roulang page: category6 */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-light);
            overflow-x: hidden;
        }

        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        select,
        textarea {
            font-family: var(--font-stack);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        section {
            scroll-margin-top: 80px;
        }

        section:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .section-pad {
            padding: 64px 0;
        }

        .section-pad-sm {
            padding: 40px 0;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }

        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }

        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }

        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            background: transparent;
        }

        .nav-toggle:hover {
            background: rgba(0, 229, 160, 0.1);
            border-color: var(--brand-primary);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: #0A0F14;
            border-bottom: 1px solid var(--border-dark);
            padding: 14px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            overflow-x: auto;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(0, 229, 160, 0.3) transparent;
        }

        .breadcrumb-list::-webkit-scrollbar {
            height: 3px;
        }

        .breadcrumb-list::-webkit-scrollbar-thumb {
            background: rgba(0, 229, 160, 0.3);
            border-radius: 3px;
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted-dark);
        }

        .breadcrumb-list li a {
            color: rgba(230, 247, 240, 0.75);
            transition: var(--transition);
        }

        .breadcrumb-list li a:hover {
            color: var(--brand-primary);
        }

        .breadcrumb-list li .sep {
            color: rgba(230, 247, 240, 0.35);
            font-size: 12px;
        }

        .breadcrumb-list li.current {
            color: var(--brand-primary);
            font-weight: 600;
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            background: linear-gradient(180deg, #0A0F14 0%, #0D1712 60%, #0A0F14 100%);
            padding: 56px 0 64px;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: -30%;
            left: -20%;
            width: 70%;
            height: 160%;
            background: radial-gradient(ellipse, rgba(0, 229, 160, 0.13) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 180px;
            background: linear-gradient(to top, #0A0F14 0%, transparent 100%);
            pointer-events: none;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 820px;
        }

        .page-banner h1 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            margin: 0 0 18px;
            line-height: 1.3;
        }

        .page-banner h1 .highlight {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-banner .banner-desc {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-muted-dark);
            margin: 0 0 28px;
        }

        .banner-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .banner-stat {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .banner-stat .stat-num {
            font-size: 26px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
        }

        .banner-stat .stat-label {
            font-size: 13px;
            color: var(--text-muted-dark);
        }

        /* ===== Filter Tags ===== */
        .filter-bar {
            background: #0A0F14;
            padding: 20px 0 8px;
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-dark);
            color: var(--text-muted-dark);
            font-size: 14px;
            font-weight: 500;
            background: transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.06);
        }

        .filter-tag.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            font-weight: 700;
            box-shadow: var(--shadow-cta);
        }

        /* ===== Featured Video ===== */
        .featured-video {
            background: #0A0F14;
            padding: 32px 0 16px;
        }

        .featured-video-card {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 0;
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .featured-video-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .featured-video-media {
            position: relative;
            min-height: 320px;
            overflow: hidden;
        }

        .featured-video-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .featured-video-card:hover .featured-video-media img {
            transform: scale(1.05);
        }

        .featured-video-media .video-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.55) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .play-btn-lg {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.92);
            color: #fff;
            font-size: 28px;
            box-shadow: 0 8px 30px rgba(0, 229, 160, 0.5);
            transition: var(--transition);
            border: none;
        }

        .play-btn-lg:hover {
            transform: scale(1.08);
            background: var(--brand-primary);
            box-shadow: 0 12px 40px rgba(0, 229, 160, 0.65);
            color: #fff;
        }

        .duration-badge {
            position: absolute;
            bottom: 16px;
            right: 16px;
            padding: 6px 14px;
            border-radius: 8px;
            background: rgba(0, 0, 0, 0.75);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
        }

        .featured-video-body {
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 16px;
        }

        .featured-video-body .video-category {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
            padding: 5px 12px;
            border-radius: 6px;
            width: fit-content;
        }

        .featured-video-body h2 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.3px;
            margin: 0;
            line-height: 1.35;
        }

        .featured-video-body .video-desc {
            color: var(--text-muted-dark);
            font-size: 15px;
            line-height: 1.75;
            margin: 0;
        }

        .video-meta-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .video-meta-stats .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted-dark);
        }

        .video-meta-stats .meta-item i {
            color: var(--brand-primary);
            font-size: 14px;
        }

        .video-meta-stats .meta-item strong {
            color: #fff;
            font-weight: 700;
        }

        /* ===== Video Grid ===== */
        .video-grid-section {
            background: #0A0F14;
            padding: 32px 0 56px;
        }

        .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .section-heading h2 {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.3px;
            margin: 0;
        }

        .section-heading .heading-link {
            font-size: 14px;
            color: var(--brand-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .section-heading .heading-link:hover {
            color: var(--accent);
        }

        .video-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .video-card {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
            cursor: pointer;
        }

        .video-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(0, 229, 160, 0.22);
        }

        .video-card-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .video-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .video-card:hover .video-card-media img {
            transform: scale(1.05);
        }

        .video-card-media .video-overlay-sm {
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(0,0,0,0.08) 0%, rgba(0,0,0,0.45) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: var(--transition);
        }

        .video-card:hover .video-card-media .video-overlay-sm {
            opacity: 1;
        }

        .play-btn-sm {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.9);
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 20px rgba(0, 229, 160, 0.5);
            transition: var(--transition);
            border: none;
        }

        .play-btn-sm:hover {
            transform: scale(1.08);
            background: var(--brand-primary);
            color: #fff;
        }

        .video-card-media .duration-badge {
            position: absolute;
            bottom: 12px;
            right: 12px;
            padding: 4px 10px;
            border-radius: 6px;
            background: rgba(0, 0, 0, 0.78);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
        }

        .video-card-body {
            padding: 20px 22px 22px;
        }

        .video-card-body .video-card-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            line-height: 1.45;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .video-card-body .video-card-desc {
            font-size: 13px;
            color: var(--text-muted-dark);
            line-height: 1.65;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .video-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .video-card-footer .card-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
            padding: 4px 10px;
            border-radius: 6px;
        }

        .video-card-footer .card-stats {
            display: flex;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted-dark);
        }

        .video-card-footer .card-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .video-card-footer .card-stats i {
            color: var(--brand-primary);
            font-size: 12px;
        }

        /* ===== Data Stats Bar ===== */
        .stats-bar-section {
            background: #0A0F14;
            padding: 16px 0 48px;
        }

        .stats-bar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stats-bar-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            transition: var(--transition);
        }

        .stats-bar-item:hover {
            border-color: rgba(0, 229, 160, 0.25);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .stats-bar-item .stats-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }

        .stats-bar-item .stats-info {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .stats-bar-item .stats-info .stat-num {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.3px;
        }

        .stats-bar-item .stats-info .stat-desc {
            font-size: 13px;
            color: var(--text-muted-dark);
        }

        /* ===== Hot Tags ===== */
        .hot-tags-section {
            background: #0A0F14;
            padding: 8px 0 48px;
        }

        .hot-tags-card {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .hot-tags-card h2 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 18px;
            letter-spacing: -0.2px;
        }

        .hot-tags-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hot-tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border-dark);
            color: var(--text-muted-dark);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            background: transparent;
        }

        .hot-tag-item:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.06);
        }

        .hot-tag-item .tag-count {
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #0A0F14;
            padding: 56px 0 72px;
        }

        .faq-section .section-heading h2 {
            color: #fff;
        }

        .faq-accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            max-width: 880px;
        }

        .faq-accordion .accordion-item {
            background: var(--bg-card-dark);
            border: 1px solid var(--border-dark);
            border-radius: 14px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-accordion .accordion-item:hover {
            border-color: rgba(0, 229, 160, 0.2);
        }

        .faq-accordion .accordion-item.is-active {
            border-color: rgba(0, 229, 160, 0.35);
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.05) 0%, rgba(0, 184, 122, 0.03) 100%);
        }

        .faq-accordion .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            cursor: pointer;
            transition: var(--transition);
        }

        .faq-accordion .accordion-title:hover {
            color: var(--brand-primary);
        }

        .faq-accordion .accordion-title .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(0, 229, 160, 0.08);
            color: var(--brand-primary);
            font-size: 16px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-accordion .accordion-item.is-active .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
        }

        .faq-accordion .accordion-content {
            display: none;
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted-dark);
            line-height: 1.8;
        }

        .faq-accordion .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: #0A0F14;
            padding: 48px 0 72px;
        }

        .cta-card {
            position: relative;
            background: linear-gradient(135deg, #0D1F18 0%, #13201B 50%, #0A0F14 100%);
            border: 1px solid rgba(0, 229, 160, 0.2);
            border-radius: var(--radius-card);
            padding: 52px 48px;
            text-align: center;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -40%;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(0, 229, 160, 0.1) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-card h2 {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            margin: 0 0 16px;
            position: relative;
            z-index: 2;
        }

        .cta-card .cta-desc {
            font-size: 16px;
            color: var(--text-muted-dark);
            line-height: 1.8;
            max-width: 640px;
            margin: 0 auto 30px;
            position: relative;
            z-index: 2;
        }

        .cta-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.2px;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
            border: none;
        }

        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: var(--radius-btn);
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(0, 229, 160, 0.5);
            color: var(--brand-primary);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #080D12;
            border-top: 1px solid var(--border-dark);
            padding: 56px 0 28px;
            color: var(--text-muted-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--brand-primary);
            margin: 0 0 14px;
            letter-spacing: -0.3px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-muted-dark);
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.2px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            color: var(--text-muted-dark);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--brand-primary);
        }

        .footer-col ul li a.active {
            color: var(--brand-primary);
            font-weight: 600;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid var(--border-dark);
            font-size: 13px;
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            color: var(--text-muted-dark);
            font-size: 13px;
            transition: var(--transition);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--brand-primary);
        }

        .footer-bottom .footer-links span {
            color: rgba(230, 247, 240, 0.35);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .video-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .stats-bar-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .page-banner h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .site-header .nav-container {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 0;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 12px 0;
                gap: 2px;
                border-top: 1px solid var(--border-dark);
                margin-top: 8px;
            }

            .nav-links.nav-open {
                display: flex;
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links li a {
                display: block;
                padding: 12px 16px;
                width: 100%;
                font-size: 15px;
            }

            .nav-links li a::after {
                display: none;
            }

            .nav-cta {
                padding: 8px 16px;
                font-size: 14px;
            }

            .featured-video-card {
                grid-template-columns: 1fr;
            }

            .featured-video-media {
                min-height: 220px;
            }

            .featured-video-body {
                padding: 24px 24px 28px;
            }

            .video-card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .stats-bar-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stats-bar-item {
                padding: 16px 18px;
                gap: 12px;
                flex-direction: column;
                align-items: flex-start;
            }

            .section-pad {
                padding: 48px 0;
            }

            .section-pad-sm {
                padding: 28px 0;
            }

            .page-banner {
                padding: 36px 0 48px;
            }

            .page-banner h1 {
                font-size: 26px;
            }

            .banner-stats {
                gap: 18px;
            }

            .banner-stat .stat-num {
                font-size: 22px;
            }

            .cta-card {
                padding: 36px 24px;
            }

            .cta-card h2 {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-banner h1 {
                font-size: 22px;
            }

            .stats-bar-grid {
                grid-template-columns: 1fr;
            }

            .video-card-body {
                padding: 16px 18px 18px;
            }

            .featured-video-body h2 {
                font-size: 20px;
            }

            .filter-tag {
                padding: 6px 14px;
                font-size: 13px;
            }

            .cta-buttons {
                flex-direction: column;
                gap: 12px;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 13px 24px;
            }

            .faq-accordion .accordion-title {
                padding: 15px 18px;
                font-size: 15px;
            }

            .faq-accordion .accordion-content {
                padding: 0 18px 16px;
                font-size: 14px;
            }

            .hot-tags-card {
                padding: 20px 18px;
            }
        }

/* roulang page: category7 */
:root {
            --brand-primary: #00E5A0;
            --brand-primary-dark: #00B87A;
            --brand-gradient: linear-gradient(135deg, #00E5A0 0%, #00B87A 100%);
            --accent: #FFB800;
            --accent-strong: #FF5C00;
            --bg-dark: #0A0F14;
            --bg-card-dark: #13201B;
            --bg-light: #F4F7F6;
            --bg-section-light: #EDF3F0;
            --text-on-dark: #E6F7F0;
            --text-on-light: #1A2B26;
            --text-muted-dark: rgba(230, 247, 240, 0.65);
            --text-muted-light: rgba(26, 43, 38, 0.62);
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(0, 0, 0, 0.04);
            --radius-card: 20px;
            --radius-btn: 999px;
            --radius-badge: 14px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 26px 60px rgba(0, 0, 0, 0.4);
            --shadow-cta: 0 10px 30px rgba(0, 229, 160, 0.3);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-on-light);
            background: var(--bg-light);
            overflow-x: hidden;
            margin: 0;
        }
        a {
            color: var(--brand-primary-dark);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--brand-primary);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
        }
        input,
        select,
        textarea {
            font-family: var(--font-stack);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 640px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        section {
            scroll-margin-top: 80px;
        }
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary-dark);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.3px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-on-light);
            letter-spacing: -0.5px;
            line-height: 1.3;
            margin: 0 0 12px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted-light);
            line-height: 1.7;
            margin: 0 0 32px;
            max-width: 680px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            white-space: nowrap;
            user-select: none;
        }
        .btn:focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 3px;
        }
        .btn-primary {
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: var(--shadow-cta);
        }
        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-on-dark);
            border: 1px solid rgba(0, 229, 160, 0.4);
        }
        .btn-secondary:hover {
            background: rgba(0, 229, 160, 0.15);
            color: var(--brand-primary);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
            gap: 5px;
        }
        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition);
        }
        .site-header .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--brand-primary);
            opacity: 0.9;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gradient);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }
        .nav-links li a:hover {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.08);
        }
        .nav-links li a.active {
            color: var(--brand-primary);
            background: rgba(0, 229, 160, 0.1);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-cta);
            transition: var(--transition);
        }
        .nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(0, 229, 160, 0.45);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.04);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary);
        }
        @media (max-width: 819px) {
            .nav-toggle {
                display: inline-flex;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(10, 15, 20, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
                border-bottom: 1px solid var(--border-dark);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                padding: 12px 16px;
                font-size: 16px;
            }
            .nav-links li a::after {
                left: 16px;
                right: 16px;
            }
            .nav-cta {
                display: none;
            }
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-dark);
            padding: 10px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted-dark);
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
        }
        .breadcrumb::-webkit-scrollbar {
            display: none;
        }
        .breadcrumb a {
            color: var(--brand-primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .sep {
            color: rgba(230, 247, 240, 0.4);
            flex-shrink: 0;
        }
        .breadcrumb .current {
            color: rgba(230, 247, 240, 0.75);
            font-weight: 500;
            pointer-events: none;
        }
        /* ===== Resource Hero ===== */
        .resource-hero {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
            padding: 56px 0 48px;
        }
        .resource-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            pointer-events: none;
        }
        .resource-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 30%, rgba(0, 229, 160, 0.25) 0%, transparent 55%), radial-gradient(ellipse at 80% 70%, rgba(255, 184, 0, 0.12) 0%, transparent 45%);
            pointer-events: none;
        }
        .resource-hero .container {
            position: relative;
            z-index: 2;
        }
        .resource-hero h1 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-on-dark);
            letter-spacing: -0.5px;
            line-height: 1.3;
            margin: 0 0 16px;
        }
        .resource-hero p {
            font-size: 16px;
            color: var(--text-muted-dark);
            line-height: 1.7;
            margin: 0 0 24px;
            max-width: 780px;
        }
        .resource-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 32px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
        }
        .hero-stat {
            display: flex;
            align-items: baseline;
            gap: 8px;
        }
        .hero-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
        }
        .hero-stat .label {
            font-size: 13px;
            color: var(--text-muted-dark);
        }
        @media (min-width: 768px) {
            .resource-hero {
                padding: 72px 0 64px;
            }
            .resource-hero h1 {
                font-size: 44px;
            }
            .resource-hero p {
                font-size: 18px;
            }
            .hero-stat .num {
                font-size: 36px;
            }
        }
        /* ===== Download Cards Grid ===== */
        .download-section {
            padding: 64px 0 72px;
            background: var(--bg-light);
        }
        .download-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-bottom: 40px;
        }
        @media (min-width: 640px) {
            .download-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .download-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
        }
        .download-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .download-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--brand-gradient);
            opacity: 0;
            transition: var(--transition);
        }
        .download-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 229, 160, 0.3);
        }
        .download-card:hover::before {
            opacity: 1;
        }
        .download-card .card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary-dark);
            font-size: 22px;
            margin-bottom: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .download-card:hover .card-icon {
            background: var(--brand-gradient);
            color: #fff;
        }
        .download-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-light);
            margin: 0 0 6px;
            letter-spacing: -0.3px;
            line-height: 1.4;
        }
        .download-card .card-desc {
            font-size: 14px;
            color: var(--text-muted-light);
            line-height: 1.6;
            margin: 0 0 16px;
            flex-grow: 1;
        }
        .download-card .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }
        .meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 10px;
            background: rgba(0, 229, 160, 0.08);
            color: var(--brand-primary-dark);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }
        .meta-tag.accent {
            background: rgba(255, 184, 0, 0.15);
            color: #8B6508;
        }
        .download-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 14px;
            border-top: 1px solid rgba(0, 0, 0, 0.06);
        }
        .download-card .file-size {
            font-size: 13px;
            color: var(--text-muted-light);
            font-weight: 500;
        }
        .download-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 13px;
            transition: var(--transition);
            box-shadow: 0 6px 16px rgba(0, 229, 160, 0.25);
            white-space: nowrap;
        }
        .download-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(0, 229, 160, 0.4);
        }
        .download-btn:active {
            transform: scale(0.97);
        }
        /* ===== Feature Section ===== */
        .feature-section {
            padding: 64px 0;
            background: var(--bg-section-light);
        }
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-top: 32px;
        }
        @media (min-width: 768px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        .feature-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .feature-item:hover {
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
            transform: translateY(-3px);
        }
        .feature-item .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .feature-item h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-on-light);
            margin: 0 0 6px;
        }
        .feature-item p {
            font-size: 14px;
            color: var(--text-muted-light);
            line-height: 1.7;
            margin: 0;
        }
        /* ===== Use Case / Scenario ===== */
        .use-case-section {
            padding: 64px 0;
            background: var(--bg-light);
        }
        .use-case-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-top: 32px;
        }
        @media (min-width: 768px) {
            .use-case-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
        }
        .use-case-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }
        .use-case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .use-case-card .case-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.12);
            color: var(--brand-primary-dark);
            font-weight: 800;
            font-size: 16px;
            margin-bottom: 14px;
        }
        .use-case-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-on-light);
            margin: 0 0 10px;
        }
        .use-case-card p {
            font-size: 14px;
            color: var(--text-muted-light);
            line-height: 1.7;
            margin: 0;
        }
        /* ===== Process Steps ===== */
        .process-section {
            padding: 64px 0;
            background: var(--bg-dark);
        }
        .process-section .section-title {
            color: var(--text-on-dark);
        }
        .process-section .section-subtitle {
            color: var(--text-muted-dark);
        }
        .process-section .section-badge {
            background: rgba(0, 229, 160, 0.15);
            color: var(--brand-primary);
        }
        .process-steps {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-top: 32px;
        }
        @media (min-width: 640px) {
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (min-width: 1024px) {
            .process-steps {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }
        }
        .process-step {
            background: var(--bg-card-dark);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border-dark);
            transition: var(--transition);
            text-align: center;
        }
        .process-step:hover {
            border-color: rgba(0, 229, 160, 0.4);
            transform: translateY(-3px);
        }
        .process-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            margin-bottom: 14px;
        }
        .process-step h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 8px;
        }
        .process-step p {
            font-size: 13px;
            color: var(--text-muted-dark);
            line-height: 1.6;
            margin: 0;
        }
        /* ===== FAQ ===== */
        .faq-section {
            padding: 64px 0;
            background: var(--bg-light);
        }
        .faq-list {
            margin-top: 32px;
        }
        .accordion {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
            background: #fff;
        }
        .accordion-item {
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        }
        .accordion-item:last-child {
            border-bottom: none;
        }
        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-on-light);
            transition: var(--transition);
            background: #fff;
            width: 100%;
            text-align: left;
            border: none;
        }
        .accordion-title:hover {
            background: rgba(0, 229, 160, 0.04);
        }
        .accordion-title .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.1);
            color: var(--brand-primary-dark);
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .accordion-title.is-active {
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.06) 0%, rgba(0, 184, 122, 0.12) 100%);
            color: var(--brand-primary-dark);
        }
        .accordion-title.is-active .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(45deg);
        }
        .accordion-content {
            display: none;
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted-light);
            line-height: 1.7;
        }
        .accordion-content.is-active {
            display: block;
        }
        /* ===== CTA Section ===== */
        .cta-section {
            padding: 64px 0 72px;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 40%, rgba(0, 229, 160, 0.2) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-box {
            background: linear-gradient(135deg, #13201B 0%, #0F1915 100%);
            border-radius: var(--radius-card);
            border: 1px solid rgba(0, 229, 160, 0.25);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        @media (min-width: 768px) {
            .cta-box {
                padding: 48px 40px;
            }
        }
        .cta-box h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-on-dark);
            letter-spacing: -0.5px;
            margin: 0 0 12px;
        }
        @media (min-width: 768px) {
            .cta-box h2 {
                font-size: 32px;
            }
        }
        .cta-box p {
            font-size: 15px;
            color: var(--text-muted-dark);
            line-height: 1.7;
            margin: 0 0 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: #08100C;
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 24px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (min-width: 640px) {
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--brand-primary);
            margin: 0 0 12px;
            letter-spacing: -0.3px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted-dark);
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 12px;
            letter-spacing: -0.2px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted-dark);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--brand-primary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            font-size: 13px;
            color: var(--text-muted-dark);
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .footer-links a {
            color: var(--text-muted-dark);
            font-size: 13px;
        }
        .footer-links a:hover {
            color: var(--brand-primary);
        }
        /* ===== Responsive Fine-Tuning ===== */
        @media (max-width: 520px) {
            .resource-hero {
                padding: 40px 0 32px;
            }
            .resource-hero h1 {
                font-size: 24px;
            }
            .hero-stats {
                gap: 12px 20px;
            }
            .hero-stat .num {
                font-size: 22px;
            }
            .download-card {
                padding: 20px;
            }
            .section-title {
                font-size: 24px;
            }
            .accordion-title {
                font-size: 15px;
                padding: 16px 18px;
            }
            .accordion-content {
                padding: 0 18px 16px;
                font-size: 14px;
            }
            .cta-box {
                padding: 28px 18px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .btn {
                padding: 10px 22px;
                font-size: 14px;
            }
        }
        @media (min-width: 521px) and (max-width: 819px) {
            .resource-hero h1 {
                font-size: 32px;
            }
            .download-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        /* Mobile nav active state */
        .nav-toggle[aria-expanded="true"] {
            background: rgba(0, 229, 160, 0.15);
            color: var(--brand-primary);
        }