/* roulang page: index */
:root {
            --bg-base: #0B0D10;
            --surface: #161920;
            --surface-2: #1E232C;
            --text-main: #F5F7F5;
            --text-muted: #9AA4AF;
            --primary: #B7F04A;
            --secondary: #2DE1C2;
            --warning: #FFB547;
            --line: rgba(255, 255, 255, 0.08);
            --radius-sm: 4px;
            --radius-md: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.4);
            --transition-fast: 0.2s ease;
            --transition-mid: 0.25s ease;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Oswald', 'Archivo Narrow', 'Noto Sans SC', sans-serif;
            --header-height: 72px;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.6;
            font-weight: 400;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 1rem;
            outline: none;
            border: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        ::selection {
            background: var(--primary);
            color: var(--bg-base);
        }

        /* Container */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* Typography */
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-sans);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 0.5rem;
        }

        h1 {
            font-size: clamp(2.5rem, 5vw, 3.75rem);
            font-weight: 900;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: clamp(1.75rem, 3.5vw, 2.25rem);
            font-weight: 700;
            letter-spacing: -0.005em;
        }

        h3 {
            font-size: clamp(1.25rem, 2.5vw, 1.5rem);
            font-weight: 700;
        }

        p {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.75;
            margin-bottom: 1rem;
        }

        .text-primary {
            color: var(--primary);
        }

        .text-secondary {
            color: var(--secondary);
        }

        .text-warning {
            color: var(--warning);
        }

        .text-muted {
            color: var(--text-muted);
        }

        /* Section base */
        .section {
            padding: 80px 0;
            position: relative;
        }

        .section--surface {
            background-color: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .section--surface-2 {
            background-color: var(--surface-2);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        @media (max-width: 1024px) {
            .section {
                padding: 60px 0;
            }
        }

        @media (max-width: 640px) {
            .section {
                padding: 44px 0;
            }
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 12px;
            border: 1px solid rgba(183, 240, 74, 0.3);
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(183, 240, 74, 0.06);
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 900;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 40px;
            line-height: 1.75;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(11, 13, 16, 0.88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--text-main);
        }

        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-base);
            font-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }

        .main-nav>li {
            position: relative;
            display: flex;
            align-items: center;
        }

        .main-nav>li>a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }

        .main-nav>li>a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-mid);
            border-radius: 1px;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a.active {
            color: var(--text-main);
        }

        .main-nav>li>a:hover::after,
        .main-nav>li>a.active::after {
            width: 100%;
        }

        .nav-dropdown {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 240px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 12px 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity var(--transition-mid), transform var(--transition-mid), visibility var(--transition-mid);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
            z-index: 100;
        }

        .main-nav>li:hover .nav-dropdown {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .nav-dropdown a {
            display: block;
            padding: 8px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .nav-dropdown a:hover {
            color: var(--primary);
            background: rgba(183, 240, 74, 0.06);
            padding-left: 24px;
        }

        .nav-cta {
            background: var(--primary);
            color: var(--bg-base);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .nav-cta:hover {
            background: #a8de3d;
            box-shadow: 0 0 20px rgba(183, 240, 74, 0.35);
            color: var(--bg-base);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            z-index: 1000;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all var(--transition-mid);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 18px;
            }

            .main-nav>li>a {
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--surface);
                flex-direction: column;
                gap: 0;
                padding: 16px 24px;
                border-bottom: 1px solid var(--line);
                transform: translateY(-110%);
                transition: transform var(--transition-mid);
                z-index: 998;
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .main-nav>li {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                border-bottom: 1px solid var(--line);
            }

            .main-nav>li:last-child {
                border-bottom: none;
            }

            .main-nav>li>a {
                padding: 14px 0;
                width: 100%;
                font-size: 1rem;
            }

            .nav-dropdown {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                background: transparent;
                padding: 0 0 12px 16px;
                min-width: 0;
            }

            .nav-dropdown a {
                padding: 6px 0;
            }

            .nav-cta {
                margin-top: 12px;
                display: inline-block;
                width: 100%;
                text-align: center;
            }
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: calc(100vh - var(--header-height));
            background: url('/assets/images/13e8f489e12cee0a.webp') center / cover no-repeat;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 13, 16, 0.72);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 160px;
            background: linear-gradient(transparent, var(--bg-base));
            z-index: 2;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            padding: 60px 0;
        }

        .hero-title {
            font-size: clamp(2.8rem, 6vw, 4.2rem);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -0.015em;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .hero-title .highlight {
            color: var(--primary);
        }

        .hero-desc {
            font-size: 1.1rem;
            color: rgba(245, 247, 245, 0.8);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .hero-checks {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            list-style: none;
            margin-bottom: 32px;
            padding: 0;
        }

        .hero-checks li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(245, 247, 245, 0.85);
        }

        .hero-checks li i {
            color: var(--primary);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            line-height: 1.2;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--bg-base);
        }

        .btn-primary:hover {
            background: #a8de3d;
            box-shadow: 0 0 24px rgba(183, 240, 74, 0.4);
            color: var(--bg-base);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: transparent;
            color: var(--secondary);
            border: 2px solid var(--secondary);
        }

        .btn-secondary:hover {
            background: rgba(45, 225, 194, 0.1);
            transform: translateY(-2px);
            color: var(--secondary);
            box-shadow: 0 0 20px rgba(45, 225, 194, 0.2);
        }

        .btn-sm {
            padding: 10px 18px;
            font-size: 0.85rem;
        }

        @media (max-width: 640px) {
            .hero {
                min-height: auto;
                padding: 60px 0;
            }

            .hero-title {
                font-size: 2.2rem;
            }

            .hero-desc {
                font-size: 1rem;
            }

            .hero-checks {
                flex-direction: column;
                gap: 10px;
            }

            .hero-cta-group {
                flex-direction: column;
            }

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

        /* Cards base */
        .card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-mid);
            position: relative;
            overflow: hidden;
        }

        .card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16 / 9;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-mid);
        }

        .card:hover .card-img img {
            transform: scale(1.03);
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.03em;
            background: rgba(183, 240, 74, 0.1);
            color: var(--primary);
            border: 1px solid rgba(183, 240, 74, 0.2);
            white-space: nowrap;
        }

        .tag--secondary {
            background: rgba(45, 225, 194, 0.1);
            color: var(--secondary);
            border-color: rgba(45, 225, 194, 0.2);
        }

        .tag--warning {
            background: rgba(255, 181, 71, 0.1);
            color: var(--warning);
            border-color: rgba(255, 181, 71, 0.2);
        }

        /* Sell points */
        .sell-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .sell-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition-mid);
            position: relative;
        }

        .sell-item:hover {
            border-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .sell-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(183, 240, 74, 0.12);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            border: 1px solid rgba(183, 240, 74, 0.2);
        }

        .sell-item h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .sell-item p {
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .sell-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* Entry matrix */
        .entry-matrix {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .entry-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-mid);
            position: relative;
            min-height: 180px;
            display: flex;
            flex-direction: column;
        }

        .entry-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .entry-card--large {
            grid-row: span 2;
            min-height: 380px;
        }

        .entry-card-img {
            flex: 1;
            overflow: hidden;
        }

        .entry-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-mid);
        }

        .entry-card:hover .entry-card-img img {
            transform: scale(1.04);
        }

        .entry-card-body {
            padding: 20px;
            background: var(--surface);
        }

        .entry-card h3 {
            font-size: 1.1rem;
            margin-bottom: 4px;
            font-weight: 700;
        }

        .entry-card p {
            font-size: 0.85rem;
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .entry-matrix {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }

            .entry-card--large {
                grid-row: auto;
                min-height: 200px;
            }
        }

        /* Latest list */
        .latest-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .latest-item {
            display: flex;
            gap: 16px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all var(--transition-mid);
            align-items: center;
        }

        .latest-item:hover {
            border-color: var(--secondary);
            transform: translateX(4px);
            box-shadow: var(--shadow-card-hover);
        }

        .latest-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .latest-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .latest-info {
            flex: 1;
        }

        .latest-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .latest-info p {
            font-size: 0.85rem;
            margin-bottom: 4px;
        }

        .latest-meta {
            display: flex;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        @media (max-width: 640px) {
            .latest-list {
                grid-template-columns: 1fr;
            }

            .latest-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .latest-thumb {
                width: 100%;
                height: 160px;
            }
        }

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

        .topic-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-mid);
            cursor: pointer;
        }

        .topic-card:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .topic-card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-mid);
        }

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

        .topic-card-body {
            padding: 16px;
        }

        .topic-card h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .topic-card p {
            font-size: 0.8rem;
            margin-bottom: 8px;
        }

        @media (max-width: 1024px) {
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .topics-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Brand intro */
        .brand-intro {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 48px;
            position: relative;
            overflow: hidden;
        }

        .brand-intro::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--primary);
        }

        .brand-intro p {
            font-size: 1rem;
            line-height: 1.9;
            margin-bottom: 16px;
            color: rgba(245, 247, 245, 0.75);
        }

        .brand-intro p:last-child {
            margin-bottom: 0;
        }

        @media (max-width: 640px) {
            .brand-intro {
                padding: 28px 20px;
            }
        }

        /* News list */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-item {
            display: flex;
            gap: 16px;
            align-items: center;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition-mid);
        }

        .news-item:hover {
            border-color: var(--primary);
            transform: translateX(4px);
        }

        .news-date {
            font-family: var(--font-numeric);
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--secondary);
            min-width: 70px;
            white-space: nowrap;
        }

        .news-content {
            flex: 1;
        }

        .news-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 2px;
        }

        .news-content p {
            font-size: 0.85rem;
            margin-bottom: 0;
        }

        .news-tag {
            flex-shrink: 0;
        }

        @media (max-width: 640px) {
            .news-item {
                flex-direction: column;
                align-items: flex-start;
            }
        }

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

        .metric-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-mid);
        }

        .metric-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .metric-number {
            font-family: var(--font-numeric);
            font-size: 3rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .metric-number {
                font-size: 2.2rem;
            }
        }

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

        .testi-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-mid);
            position: relative;
        }

        .testi-card:hover {
            border-color: var(--secondary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .testi-quote {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 16px;
            font-style: italic;
        }

        .testi-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testi-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--surface-2);
            border: 1px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testi-name {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
        }

        .testi-role {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .testi-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .testi-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Partners */
        .partners-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: center;
        }

        .partner-logo {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px 24px;
            font-size: 1rem;
            font-weight: 700;
            color: #6B7280;
            transition: all var(--transition-mid);
            cursor: pointer;
            user-select: none;
            text-align: center;
            min-width: 120px;
        }

        .partner-logo:hover {
            color: var(--text-main);
            border-color: var(--secondary);
            background: var(--surface-2);
        }

        /* Guarantee strip */
        .guarantee-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .guarantee-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            transition: all var(--transition-mid);
        }

        .guarantee-item:hover {
            border-color: var(--primary);
        }

        .guarantee-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(183, 240, 74, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
            border: 1px solid rgba(183, 240, 74, 0.2);
        }

        .guarantee-item span {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-main);
        }

        @media (max-width: 1024px) {
            .guarantee-strip {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .guarantee-strip {
                grid-template-columns: 1fr;
            }
        }

        /* CTA section */
        .cta-section {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 200px;
            height: 2px;
            background: var(--primary);
            border-radius: 0 0 2px 2px;
        }

        .cta-section h2 {
            margin-bottom: 12px;
        }

        .cta-section p {
            max-width: 520px;
            margin: 0 auto 32px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }

        .cta-form input {
            flex: 1;
            background: var(--bg-base);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            font-size: 0.95rem;
            color: var(--text-main);
            transition: border-color var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: #6B7280;
        }

        .cta-form input:focus {
            border-color: var(--primary);
            outline: none;
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 36px 20px;
            }

            .cta-form {
                flex-direction: column;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--bg-base);
            border-top: 1px solid var(--line);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            margin-bottom: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-main);
        }

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

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

        .footer-col ul a {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--line);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
        }

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

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* Utility */
        .text-center {
            text-align: center;
        }

        .mb-0 {
            margin-bottom: 0;
        }

        .mt-32 {
            margin-top: 32px;
        }

        .mb-16 {
            margin-bottom: 16px;
        }

        .mb-24 {
            margin-bottom: 24px;
        }

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

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation: none !important;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #0B0D10;
            --surface: #161920;
            --surface-2: #1E232C;
            --text-main: #F5F7F5;
            --text-muted: #9AA4AF;
            --primary: #B7F04A;
            --secondary: #2DE1C2;
            --warning: #FFB547;
            --line: rgba(255, 255, 255, 0.08);
            --radius-sm: 4px;
            --radius-md: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.4);
            --transition-fast: 0.2s ease;
            --transition-mid: 0.25s ease;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Oswald', 'Archivo Narrow', 'Noto Sans SC', sans-serif;
            --header-height: 72px;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.6;
            font-weight: 400;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 1rem;
            outline: none;
            border: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        .text-primary {
            color: var(--primary);
        }
        .text-secondary {
            color: var(--secondary);
        }
        .text-warning {
            color: var(--warning);
        }
        .text-muted {
            color: var(--text-muted);
        }

        .section {
            padding: 80px 0;
            position: relative;
        }
        .section--surface {
            background-color: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section--surface-2 {
            background-color: var(--surface-2);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 12px;
            border: 1px solid rgba(183, 240, 74, 0.3);
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(183, 240, 74, 0.06);
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 900;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 40px;
            line-height: 1.75;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(11, 13, 16, 0.88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--text-main);
        }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-base);
            font-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .main-nav>li {
            position: relative;
            display: flex;
            align-items: center;
        }
        .main-nav>li>a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .main-nav>li>a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-mid);
            border-radius: 1px;
        }
        .main-nav>li>a:hover,
        .main-nav>li>a.active {
            color: var(--text-main);
        }
        .main-nav>li>a:hover::after,
        .main-nav>li>a.active::after {
            width: 100%;
        }
        .main-nav .nav-cta {
            color: var(--bg-base);
            background: var(--primary);
            padding: 6px 16px !important;
            border-radius: var(--radius-sm);
            font-weight: 700;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        .main-nav .nav-cta::after {
            display: none;
        }
        .main-nav .nav-cta:hover {
            background: #a8e03a;
            color: var(--bg-base);
            transform: translateY(-1px);
        }
        .dropdown-panel {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 12px 20px;
            min-width: 200px;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity var(--transition-mid), transform var(--transition-mid), visibility var(--transition-mid);
            z-index: 1000;
            box-shadow: var(--shadow-card);
        }
        .main-nav>li:hover .dropdown-panel,
        .main-nav>li:focus-within .dropdown-panel {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(-50%) translateY(0);
        }
        .dropdown-panel a {
            display: block;
            padding: 6px 0;
            font-size: 0.88rem;
            color: var(--text-muted);
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .dropdown-panel a:hover {
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--line);
            background: var(--surface);
            width: 42px;
            height: 38px;
            align-items: center;
            justify-content: center;
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-main);
            border-radius: 1px;
            transition: all var(--transition-fast);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 20px 0 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary);
        }
        .breadcrumb-bar .separator {
            margin: 0 8px;
            color: var(--text-muted);
            opacity: 0.5;
        }
        .breadcrumb-bar .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* Category Page Header */
        .category-header {
            padding: 32px 0 24px;
            border-bottom: 1px solid var(--line);
            margin-bottom: 40px;
        }
        .category-header h1 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 900;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .category-header .cat-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .category-header .cat-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .category-header .cat-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: var(--surface);
            border: 1px solid var(--line);
            padding: 4px 10px;
            border-radius: 20px;
        }
        .category-header .cat-meta i {
            color: var(--primary);
            font-size: 0.7rem;
        }

        /* Guide Card Grid */
        .guide-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition-mid), border-color var(--transition-mid), box-shadow var(--transition-mid);
            box-shadow: var(--shadow-card);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-2px);
            border-color: rgba(183, 240, 74, 0.5);
            box-shadow: var(--shadow-card-hover);
        }
        .guide-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: var(--surface-2);
        }
        .guide-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-mid);
        }
        .guide-card:hover .card-img img {
            transform: scale(1.03);
        }
        .guide-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 13, 16, 0.85);
            color: var(--primary);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 4px;
            border: 1px solid rgba(183, 240, 74, 0.3);
            letter-spacing: 0.03em;
        }
        .guide-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.45;
            color: var(--text-main);
        }
        .guide-card .card-title a {
            color: var(--text-main);
        }
        .guide-card .card-title a:hover {
            color: var(--primary);
        }
        .guide-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .guide-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: auto;
            padding-top: 8px;
            border-top: 1px solid var(--line);
            flex-wrap: wrap;
        }
        .guide-card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .guide-card .card-meta i {
            font-size: 0.65rem;
        }
        .guide-card .card-author {
            color: var(--secondary);
            font-weight: 500;
        }
        .guide-card--large .card-title {
            font-size: 1.4rem;
        }
        .guide-card--large .card-excerpt {
            -webkit-line-clamp: 3;
            font-size: 0.95rem;
        }

        /* Tag Filter Bar */
        .tag-filter-bar {
            padding: 20px 0 8px;
        }
        .tag-filter-bar .filter-label {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tag-filter-bar .filter-label i {
            color: var(--primary);
        }
        .tag-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 20px;
            border: 1px solid var(--line);
            background: var(--surface);
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-muted);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .tag-chip:hover {
            border-color: rgba(183, 240, 74, 0.5);
            color: var(--text-main);
        }
        .tag-chip.active {
            background: rgba(183, 240, 74, 0.12);
            border-color: var(--primary);
            color: var(--primary);
            font-weight: 700;
        }
        .tag-chip .chip-count {
            font-size: 0.7rem;
            background: var(--surface-2);
            border-radius: 10px;
            padding: 0 6px;
            color: var(--text-muted);
        }
        .tag-chip.active .chip-count {
            background: rgba(183, 240, 74, 0.2);
            color: var(--primary);
        }

        /* Featured Topic Entrance */
        .topic-card {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition-mid), border-color var(--transition-mid), box-shadow var(--transition-mid);
            box-shadow: var(--shadow-card);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            transform: translateY(-2px);
            border-color: rgba(45, 225, 194, 0.5);
            box-shadow: var(--shadow-card-hover);
        }
        .topic-card .topic-img {
            aspect-ratio: 16/7;
            overflow: hidden;
            background: var(--surface);
        }
        .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-mid);
        }
        .topic-card:hover .topic-img img {
            transform: scale(1.04);
        }
        .topic-card .topic-body {
            padding: 16px 20px 18px;
            flex: 1;
        }
        .topic-card .topic-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .topic-card .topic-count {
            font-size: 0.78rem;
            color: var(--secondary);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list details {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-list details:hover {
            border-color: rgba(183, 240, 74, 0.3);
        }
        .faq-list summary {
            padding: 16px 20px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            transition: color var(--transition-fast);
        }
        .faq-list summary::-webkit-details-marker {
            display: none;
        }
        .faq-list summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
        }
        .faq-list details[open] summary::after {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-list details[open] summary {
            color: var(--primary);
        }
        .faq-list .faq-answer {
            padding: 0 20px 16px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* CTA Form */
        .cta-panel {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 36px 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 24px;
            justify-content: space-between;
        }
        .cta-panel .cta-info h3 {
            font-size: 1.4rem;
            font-weight: 900;
            margin-bottom: 6px;
        }
        .cta-panel .cta-info p {
            color: var(--text-muted);
            font-size: 0.92rem;
            margin: 0;
        }
        .cta-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            flex: 1;
            min-width: 280px;
            max-width: 480px;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            background: var(--bg-base);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            color: var(--text-main);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast);
        }
        .cta-form input:focus {
            border-color: var(--primary);
        }
        .cta-form input::placeholder {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--bg-base);
            font-weight: 700;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #a8e03a;
            color: var(--bg-base);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(183, 240, 74, 0.25);
        }
        .btn-outline {
            border: 1px solid var(--secondary);
            color: var(--secondary);
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(45, 225, 194, 0.12);
            color: var(--secondary);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--surface);
            border-top: 1px solid var(--line);
            padding: 48px 0 20px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.7;
            margin-top: 12px;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }
        .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);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid var(--line);
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .section {
                padding: 64px 0;
            }
            .main-nav {
                gap: 20px;
            }
            .main-nav>li>a {
                font-size: 0.88rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .cta-panel {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form {
                max-width: 100%;
                width: 100%;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: var(--surface);
                border-bottom: 1px solid var(--line);
                padding: 16px 24px;
                gap: 0;
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-mid), padding var(--transition-mid);
                pointer-events: none;
                align-items: flex-start;
            }
            .main-nav.open {
                max-height: 480px;
                pointer-events: auto;
                padding: 16px 24px;
            }
            .main-nav>li {
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 4px 0;
            }
            .main-nav>li>a {
                font-size: 0.95rem;
                padding: 8px 0;
                width: 100%;
            }
            .main-nav .nav-cta {
                display: inline-block;
                margin-top: 8px;
            }
            .dropdown-panel {
                position: static;
                transform: none;
                opacity: 1;
                visibility: visible;
                pointer-events: auto;
                display: none;
                background: transparent;
                border: none;
                box-shadow: none;
                padding: 4px 0 4px 16px;
                min-width: auto;
            }
            .main-nav>li:hover .dropdown-panel,
            .main-nav>li:focus-within .dropdown-panel {
                display: block;
            }
            .section {
                padding: 48px 0;
            }
            .category-header h1 {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-panel {
                padding: 24px 20px;
            }
            .breadcrumb-bar {
                font-size: 0.78rem;
            }
        }

        @media (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .category-header {
                padding: 24px 0 16px;
                margin-bottom: 24px;
            }
            .category-header h1 {
                font-size: 1.6rem;
            }
            .category-header .cat-desc {
                font-size: 0.92rem;
            }
            .guide-card .card-body {
                padding: 14px 16px 16px;
            }
            .guide-card .card-title {
                font-size: 1rem;
            }
            .guide-card--large .card-title {
                font-size: 1.15rem;
            }
            .tag-chip {
                padding: 5px 12px;
                font-size: 0.75rem;
            }
            .cta-form input {
                min-width: 100%;
            }
            .cta-form .btn-primary {
                width: 100%;
                text-align: center;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        /* Guide specific layout adjustments */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 20px;
        }
        .guide-grid .col-span-8 {
            grid-column: span 8;
        }
        .guide-grid .col-span-4 {
            grid-column: span 4;
        }
        .guide-grid .col-span-6 {
            grid-column: span 6;
        }
        .guide-grid .col-span-12 {
            grid-column: span 12;
        }
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-grid .col-span-8,
            .guide-grid .col-span-4 {
                grid-column: span 6;
            }
        }
        @media (max-width: 768px) {
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .guide-grid .col-span-8,
            .guide-grid .col-span-4,
            .guide-grid .col-span-6 {
                grid-column: span 12;
            }
        }

/* roulang page: category1 */
:root {
            --bg-base: #0B0D10;
            --surface: #161920;
            --surface-2: #1E232C;
            --text-main: #F5F7F5;
            --text-muted: #9AA4AF;
            --primary: #B7F04A;
            --secondary: #2DE1C2;
            --warning: #FFB547;
            --line: rgba(255, 255, 255, 0.08);
            --radius-sm: 4px;
            --radius-md: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.4);
            --transition-fast: 0.2s ease;
            --transition-mid: 0.25s ease;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Oswald', 'Archivo Narrow', 'Noto Sans SC', sans-serif;
            --header-height: 72px;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.6;
            font-weight: 400;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 1rem;
            outline: none;
            border: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        .text-primary { color: var(--primary); }
        .text-secondary { color: var(--secondary); }
        .text-warning { color: var(--warning); }
        .text-muted { color: var(--text-muted); }

        .section {
            padding: 72px 0;
            position: relative;
        }
        .section--surface {
            background-color: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section--surface-2 {
            background-color: var(--surface-2);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 12px;
            border: 1px solid rgba(183, 240, 74, 0.3);
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(183, 240, 74, 0.06);
        }
        .section-title {
            font-size: clamp(1.5rem, 2.6vw, 2.1rem);
            font-weight: 900;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 36px;
            line-height: 1.75;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(11, 13, 16, 0.88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo:hover { color: var(--text-main); }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-base);
            font-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .main-nav > li {
            position: relative;
            display: flex;
            align-items: center;
        }
        .main-nav > li > a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .main-nav > li > a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-mid);
            border-radius: 1px;
        }
        .main-nav > li > a:hover,
        .main-nav > li > a.active {
            color: var(--text-main);
        }
        .main-nav > li > a:hover::after,
        .main-nav > li > a.active::after {
            width: 100%;
        }
        .main-nav .nav-cta {
            color: var(--bg-base);
            background: var(--primary);
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .main-nav .nav-cta:hover {
            color: var(--bg-base);
            box-shadow: 0 0 16px rgba(183, 240, 74, 0.35);
            transform: translateY(-1px);
        }
        .main-nav .nav-cta::after {
            display: none;
        }
        .has-dropdown {
            position: relative;
        }
        .dropdown-panel {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 200px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity var(--transition-mid), transform var(--transition-mid), visibility var(--transition-mid);
            z-index: 100;
        }
        .has-dropdown:hover .dropdown-panel,
        .has-dropdown:focus-within .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-panel a {
            display: block;
            padding: 8px 18px;
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .dropdown-panel a:hover {
            background: rgba(255, 255, 255, 0.04);
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-main);
            border-radius: 1px;
            transition: transform var(--transition-mid), opacity var(--transition-mid);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a { color: var(--text-muted); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb .sep { color: var(--line); }

        /* Category Page Header */
        .category-header {
            padding: 48px 0 28px;
            border-bottom: 1px solid var(--line);
            background: var(--bg-base);
        }
        .category-header h1 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 900;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .category-header .sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }

        /* Match Cards */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .match-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-mid), border-color var(--transition-mid), box-shadow var(--transition-mid);
            display: flex;
            flex-direction: column;
        }
        .match-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
        }
        .match-card--wide {
            grid-column: span 2;
            flex-direction: row;
        }
        .match-card--wide .match-card__media {
            width: 40%;
            flex-shrink: 0;
            min-height: 100%;
        }
        .match-card--wide .match-card__body {
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .match-card__media {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .match-card__media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-mid);
        }
        .match-card:hover .match-card__media img {
            transform: scale(1.04);
        }
        .match-card__badge {
            position: absolute;
            top: 12px;
            left: 12px;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 20px;
            z-index: 2;
            letter-spacing: 0.03em;
        }
        .match-card__badge--live {
            background: var(--warning);
            color: var(--bg-base);
        }
        .match-card__badge--upcoming {
            background: rgba(45, 225, 194, 0.15);
            color: var(--secondary);
            border: 1px solid rgba(45, 225, 194, 0.4);
        }
        .match-card__badge--done {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
            border: 1px solid var(--line);
        }
        .match-card__body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .match-card__meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .match-card__meta .league {
            color: var(--secondary);
            font-weight: 500;
        }
        .match-card__teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 12px;
        }
        .match-card__team {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            flex: 1;
        }
        .match-card__team--right {
            text-align: right;
        }
        .match-card__vs {
            font-family: var(--font-numeric);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
            min-width: 52px;
            text-align: center;
        }
        .match-card__score {
            font-family: var(--font-numeric);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--warning);
            text-align: center;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .match-card__tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: auto;
        }
        .match-card__tag {
            font-size: 0.72rem;
            padding: 3px 10px;
            border-radius: 4px;
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-muted);
            border: 1px solid var(--line);
        }

        /* Featured Topics */
        .topics-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 20px;
        }
        .topic-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--line);
            min-height: 280px;
            background: var(--surface);
            display: flex;
            align-items: flex-end;
            text-decoration: none;
            transition: transform var(--transition-mid), border-color var(--transition-mid);
        }
        .topic-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
            color: var(--text-main);
        }
        .topic-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.55;
            transition: opacity var(--transition-mid);
        }
        .topic-card:hover img {
            opacity: 0.75;
        }
        .topic-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 13, 16, 0.9) 20%, rgba(11, 13, 16, 0.2) 70%);
            z-index: 1;
        }
        .topic-card__content {
            position: relative;
            z-index: 2;
            padding: 24px;
            width: 100%;
        }
        .topic-card__title {
            font-size: 1.3rem;
            font-weight: 900;
            margin-bottom: 6px;
            color: var(--text-main);
        }
        .topic-card__desc {
            font-size: 0.85rem;
            color: rgba(245, 247, 245, 0.7);
            line-height: 1.6;
        }

        /* Data Strip */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            transition: border-color var(--transition-fast);
        }
        .data-item:hover {
            border-color: rgba(183, 240, 74, 0.35);
        }
        .data-item__num {
            font-family: var(--font-numeric);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
            line-height: 1.1;
        }
        .data-item__label {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .subscribe-cta__info h3 {
            font-size: 1.6rem;
            font-weight: 900;
            margin-bottom: 8px;
        }
        .subscribe-cta__info p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
        }
        .subscribe-form input {
            flex: 1;
            background: var(--bg-base);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--text-main);
            transition: border-color var(--transition-fast);
        }
        .subscribe-form input:focus {
            border-color: var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--bg-base);
        }
        .btn-primary:hover {
            color: var(--bg-base);
            box-shadow: 0 0 16px rgba(183, 240, 74, 0.35);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: transparent;
            color: var(--secondary);
            border: 1px solid var(--secondary);
        }
        .btn-secondary:hover {
            background: rgba(45, 225, 194, 0.1);
            color: var(--secondary);
        }

        /* Related List */
        .related-list {
            list-style: none;
            margin: 0;
            padding: 0;
            border-top: 1px solid var(--line);
        }
        .related-list li {
            border-bottom: 1px solid var(--line);
            padding: 18px 4px;
            transition: background var(--transition-fast);
        }
        .related-list li:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .related-list a {
            display: flex;
            align-items: center;
            gap: 16px;
            text-decoration: none;
            color: var(--text-main);
        }
        .related-list .rl-date {
            font-family: var(--font-numeric);
            font-size: 0.82rem;
            color: var(--text-muted);
            flex-shrink: 0;
            min-width: 72px;
        }
        .related-list .rl-tag {
            font-size: 0.72rem;
            padding: 3px 10px;
            border-radius: 4px;
            background: rgba(183, 240, 74, 0.08);
            color: var(--primary);
            border: 1px solid rgba(183, 240, 74, 0.25);
            flex-shrink: 0;
        }
        .related-list .rl-title {
            font-size: 0.95rem;
            font-weight: 500;
            flex: 1;
            transition: color var(--transition-fast);
        }
        .related-list a:hover .rl-title {
            color: var(--primary);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            background: var(--surface);
            overflow: hidden;
        }
        .faq-item summary {
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 700;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition-fast);
            color: var(--text-main);
        }
        .faq-item summary:hover {
            color: var(--primary);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .fa-chevron-down {
            font-size: 0.75rem;
            transition: transform var(--transition-mid);
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item[open] summary .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-item .faq-content {
            padding: 0 22px 20px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-base);
            border-top: 1px solid var(--line);
            padding: 56px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.88rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-main);
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--line);
            padding-top: 18px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .topics-grid {
                grid-template-columns: 1fr 1fr;
            }
            .topic-card:first-child {
                grid-column: span 2;
                min-height: 320px;
            }
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .subscribe-cta {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .match-grid {
                grid-template-columns: 1fr;
            }
            .match-card--wide {
                grid-column: span 1;
                flex-direction: column;
            }
            .match-card--wide .match-card__media {
                width: 100%;
                height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 2;
            }
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                background: var(--surface);
                border-bottom: 1px solid var(--line);
                padding: 12px 0;
                z-index: 90;
            }
            .main-nav.is-open {
                display: flex;
            }
            .main-nav > li {
                flex-direction: column;
                align-items: stretch;
            }
            .main-nav > li > a {
                padding: 12px 20px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            }
            .main-nav > li > a::after {
                display: none;
            }
            .dropdown-panel {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                background: transparent;
                border: none;
                padding: 0 20px 12px;
                min-width: auto;
            }
            .dropdown-panel a {
                padding: 8px 0;
                font-size: 0.85rem;
            }
            .main-nav .nav-cta {
                margin: 8px 16px;
                text-align: center;
                justify-content: center;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .topic-card:first-child {
                grid-column: span 1;
                min-height: 240px;
            }
            .topic-card {
                min-height: 220px;
            }
            .data-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .data-item__num {
                font-size: 2rem;
            }
            .subscribe-cta {
                padding: 24px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .category-header h1 {
                font-size: 1.8rem;
            }
            .match-card__teams {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
            .match-card__team--right {
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .data-strip {
                grid-template-columns: 1fr;
            }
            .match-card__score {
                font-size: 1.4rem;
            }
            .related-list a {
                flex-wrap: wrap;
                gap: 8px;
            }
            .related-list .rl-date {
                min-width: auto;
            }
        }

/* roulang page: category4 */
:root {
            --bg-base: #0B0D10;
            --surface: #161920;
            --surface-2: #1E232C;
            --text-main: #F5F7F5;
            --text-muted: #9AA4AF;
            --primary: #B7F04A;
            --secondary: #2DE1C2;
            --warning: #FFB547;
            --line: rgba(255, 255, 255, 0.08);
            --radius-sm: 4px;
            --radius-md: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.4);
            --transition-fast: 0.2s ease;
            --transition-mid: 0.25s ease;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Oswald', 'Archivo Narrow', 'Noto Sans SC', sans-serif;
            --header-height: 72px;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.6;
            font-weight: 400;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 1rem;
            outline: none;
            border: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .text-primary { color: var(--primary); }
        .text-secondary { color: var(--secondary); }
        .text-warning { color: var(--warning); }
        .text-muted { color: var(--text-muted); }
        .section {
            padding: 80px 0;
            position: relative;
        }
        .section--surface {
            background-color: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section--surface-2 {
            background-color: var(--surface-2);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 12px;
            border: 1px solid rgba(183, 240, 74, 0.3);
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(183, 240, 74, 0.06);
        }
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 900;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 40px;
            line-height: 1.75;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(11, 13, 16, 0.88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--text-main);
        }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-base);
            font-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .main-nav>li {
            position: relative;
            display: flex;
            align-items: center;
        }
        .main-nav>li>a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .main-nav>li>a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-mid);
            border-radius: 1px;
        }
        .main-nav>li>a:hover,
        .main-nav>li>a.active {
            color: var(--text-main);
        }
        .main-nav>li>a:hover::after,
        .main-nav>li>a.active::after {
            width: 100%;
        }
        .nav-cta {
            background: var(--primary);
            color: var(--bg-base) !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm);
            font-weight: 700;
        }
        .nav-cta::after {
            display: none !important;
        }
        .nav-cta:hover {
            background: #c6f665;
            color: var(--bg-base) !important;
        }
        .dropdown-panel {
            position: absolute;
            top: calc(100% + 16px);
            left: 0;
            min-width: 220px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 12px;
            box-shadow: var(--shadow-card);
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all var(--transition-mid);
            z-index: 999;
        }
        .main-nav>li:hover .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-panel a {
            display: block;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .dropdown-panel a:hover {
            color: var(--primary);
            background: rgba(183, 240, 74, 0.06);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 4px;
        }
        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all var(--transition-mid);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--bg-base);
        }
        .btn-primary:hover {
            background: #c6f665;
            color: var(--bg-base);
            box-shadow: 0 0 16px rgba(183, 240, 74, 0.3);
            transform: translateY(-1px);
        }
        .btn-secondary {
            border: 1px solid var(--secondary);
            color: var(--secondary);
            background: transparent;
        }
        .btn-secondary:hover {
            background: rgba(45, 225, 194, 0.1);
            color: var(--secondary);
            transform: translateY(-1px);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: var(--line);
        }
        .page-head {
            padding: 36px 0 20px;
            border-bottom: 1px solid var(--line);
            margin-bottom: 48px;
        }
        .page-head h1 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 900;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .page-head .head-desc {
            color: var(--text-muted);
            max-width: 760px;
            font-size: 1rem;
            line-height: 1.7;
        }
        .review-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 24px;
            transition: all var(--transition-mid);
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: flex-start;
        }
        .review-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .review-card-img {
            flex: 0 0 220px;
            max-width: 220px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            aspect-ratio: 16/10;
        }
        .review-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .review-card-body {
            flex: 1 1 300px;
        }
        .review-card-head {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .review-card-title {
            font-size: 1.3rem;
            font-weight: 800;
            margin: 0;
        }
        .rating-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 181, 71, 0.12);
            color: var(--warning);
            border: 1px solid rgba(255, 181, 71, 0.3);
            border-radius: 20px;
            padding: 4px 12px;
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
        }
        .review-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .review-tag {
            background: var(--surface-2);
            color: var(--text-muted);
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 3px 10px;
            font-size: 0.75rem;
        }
        .review-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .review-summary {
            color: var(--text-main);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .review-pros-cons {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 16px;
        }
        .pros, .cons {
            flex: 1 1 200px;
        }
        .pros h5, .cons h5 {
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .pros h5 { color: var(--secondary); }
        .cons h5 { color: var(--warning); }
        .pros ul, .cons ul {
            margin: 0;
            padding-left: 18px;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .pros li, .cons li {
            margin-bottom: 4px;
        }
        .rating-table-wrap {
            overflow-x: auto;
        }
        .rating-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--surface);
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .rating-table th {
            background: var(--surface-2);
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.85rem;
            text-align: left;
            padding: 14px 16px;
            border-bottom: 1px solid var(--line);
            white-space: nowrap;
        }
        .rating-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--line);
            color: var(--text-main);
            font-size: 0.9rem;
        }
        .rating-table tr:last-child td {
            border-bottom: none;
        }
        .rating-table .rank {
            font-family: var(--font-numeric);
            font-weight: 600;
            font-size: 1.1rem;
            color: var(--primary);
        }
        .rating-table .score {
            font-family: var(--font-numeric);
            font-weight: 700;
            color: var(--warning);
        }
        .topic-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-mid);
            height: 100%;
        }
        .topic-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .topic-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .topic-card-body {
            padding: 20px;
        }
        .topic-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .topic-card-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 12px;
        }
        .brand-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 16px;
        }
        .brand-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 20px;
            text-align: center;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            cursor: default;
        }
        .brand-item:hover {
            border-color: var(--secondary);
            color: var(--text-main);
        }
        .brand-item .brand-name {
            font-weight: 700;
            font-size: 1rem;
        }
        .brand-item .brand-type {
            font-size: 0.8rem;
            margin-top: 4px;
        }
        .faq-item {
            border-bottom: 1px solid var(--line);
        }
        .faq-item summary {
            padding: 18px 0;
            font-weight: 700;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            transition: transform var(--transition-fast);
            color: var(--secondary);
        }
        .faq-item details[open] summary i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 0 18px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .cta-box {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 36px;
            text-align: center;
        }
        .cta-box h2 {
            font-size: 1.8rem;
            font-weight: 900;
            margin-bottom: 12px;
        }
        .cta-box p {
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .site-footer {
            background: var(--bg-base);
            border-top: 1px solid var(--line);
            padding: 60px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid var(--line);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .section { padding: 60px 0; }
        }
        @media (max-width: 768px) {
            .main-nav {
                gap: 16px;
            }
            .main-nav>li>a {
                font-size: 0.85rem;
            }
            .review-card-img {
                flex: 0 0 100%;
                max-width: 100%;
                aspect-ratio: 16/9;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
            .section {
                padding: 44px 0;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: var(--surface);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 16px 24px;
                border-bottom: 1px solid var(--line);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: all var(--transition-mid);
                z-index: 998;
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav>li {
                flex-direction: column;
                align-items: stretch;
            }
            .main-nav>li>a {
                padding: 12px 0;
                font-size: 1rem;
                border-bottom: 1px solid var(--line);
            }
            .main-nav>li>a::after {
                display: none;
            }
            .dropdown-panel {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                padding: 0 0 12px 16px;
                background: transparent;
                min-width: auto;
            }
            .cta-box {
                padding: 24px;
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            .review-card {
                padding: 16px;
            }
            .review-card-head {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .page-head h1 {
                font-size: 1.8rem;
            }
            .review-pros-cons {
                flex-direction: column;
                gap: 12px;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-base: #0B0D10;
            --surface: #161920;
            --surface-2: #1E232C;
            --text-main: #F5F7F5;
            --text-muted: #9AA4AF;
            --primary: #B7F04A;
            --secondary: #2DE1C2;
            --warning: #FFB547;
            --line: rgba(255, 255, 255, 0.08);
            --radius-sm: 4px;
            --radius-md: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.4);
            --transition-fast: 0.2s ease;
            --transition-mid: 0.25s ease;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Oswald', 'Archivo Narrow', 'Noto Sans SC', sans-serif;
            --header-height: 72px;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.6;
            font-weight: 400;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: var(--font-sans);
            font-size: 1rem;
            outline: none;
            border: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        .text-primary { color: var(--primary); }
        .text-secondary { color: var(--secondary); }
        .text-warning { color: var(--warning); }
        .text-muted { color: var(--text-muted); }

        .section {
            padding: 72px 0;
            position: relative;
        }
        .section--surface {
            background-color: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section--surface-2 {
            background-color: var(--surface-2);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 12px;
            border: 1px solid rgba(183, 240, 74, 0.3);
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(183, 240, 74, 0.06);
        }
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 900;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 40px;
            line-height: 1.75;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(11, 13, 16, 0.88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--text-main);
        }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-base);
            font-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .main-nav > li {
            position: relative;
            display: flex;
            align-items: center;
        }
        .main-nav > li > a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .main-nav > li > a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-mid);
            border-radius: 1px;
        }
        .main-nav > li > a:hover,
        .main-nav > li > a.active {
            color: var(--text-main);
        }
        .main-nav > li > a:hover::after,
        .main-nav > li > a.active::after {
            width: 100%;
        }
        .main-nav .nav-cta {
            background: var(--primary);
            color: var(--bg-base);
            padding: 8px 18px !important;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .main-nav .nav-cta::after {
            display: none;
        }
        .main-nav .nav-cta:hover {
            background: #c9f76a;
            color: var(--bg-base);
            box-shadow: 0 0 16px rgba(183, 240, 74, 0.4);
        }
        .dropdown-panel {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 200px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 8px 0;
            display: flex;
            flex-direction: column;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all var(--transition-mid);
            z-index: 100;
            box-shadow: var(--shadow-card);
        }
        .dropdown-panel a {
            padding: 10px 16px;
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            display: block;
        }
        .dropdown-panel a:hover {
            color: var(--text-main);
            background: rgba(183, 240, 74, 0.06);
        }
        .main-nav > li:hover .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 4px;
        }
        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0 0 16px;
            padding: 0;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--line);
            font-size: 0.8rem;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb li:last-child {
            color: var(--text-main);
        }

        /* Category Page Header */
        .category-header {
            background-color: var(--surface);
            border-bottom: 1px solid var(--line);
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }
        .category-header::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: radial-gradient(ellipse at center, rgba(183, 240, 74, 0.04) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-header h1 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 900;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .category-header .header-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }

        /* Rank List */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition-mid);
            position: relative;
        }
        .rank-item:hover {
            border-color: rgba(183, 240, 74, 0.4);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .rank-item.rank-top1 {
            border-color: rgba(183, 240, 74, 0.5);
            background: linear-gradient(135deg, rgba(183, 240, 74, 0.06) 0%, var(--surface) 50%);
        }
        .rank-item.rank-top2 {
            border-color: rgba(45, 225, 194, 0.4);
            background: linear-gradient(135deg, rgba(45, 225, 194, 0.05) 0%, var(--surface) 50%);
        }
        .rank-item.rank-top3 {
            border-color: rgba(255, 181, 71, 0.35);
            background: linear-gradient(135deg, rgba(255, 181, 71, 0.05) 0%, var(--surface) 50%);
        }
        .rank-number {
            font-family: var(--font-numeric);
            font-size: 2.4rem;
            font-weight: 700;
            width: 64px;
            text-align: center;
            flex-shrink: 0;
            color: var(--text-muted);
            letter-spacing: -0.02em;
        }
        .rank-top1 .rank-number { color: var(--primary); }
        .rank-top2 .rank-number { color: var(--secondary); }
        .rank-top3 .rank-number { color: var(--warning); }
        .rank-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.1rem;
            background: var(--surface-2);
            border: 2px solid var(--line);
            color: var(--text-main);
        }
        .rank-top1 .rank-avatar { border-color: rgba(183, 240, 74, 0.6); background: rgba(183, 240, 74, 0.1); }
        .rank-top2 .rank-avatar { border-color: rgba(45, 225, 194, 0.5); background: rgba(45, 225, 194, 0.08); }
        .rank-top3 .rank-avatar { border-color: rgba(255, 181, 71, 0.5); background: rgba(255, 181, 71, 0.08); }
        .rank-player-info {
            flex: 1;
            min-width: 0;
        }
        .rank-player-info .player-id {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 2px;
        }
        .rank-player-info .player-team {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .rank-stats {
            display: flex;
            gap: 24px;
            flex-shrink: 0;
            align-items: center;
        }
        .rank-stat {
            text-align: center;
            min-width: 60px;
        }
        .rank-stat .stat-value {
            font-family: var(--font-numeric);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-main);
        }
        .rank-stat .stat-label {
            font-size: 0.72rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .rank-trend {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 700;
            flex-shrink: 0;
            min-width: 44px;
        }
        .rank-trend.up { color: var(--primary); }
        .rank-trend.down { color: #ff6b6b; }
        .rank-trend.same { color: var(--text-muted); }

        /* Dimension Cards */
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .dimension-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition-mid);
        }
        .dimension-card:hover {
            border-color: rgba(183, 240, 74, 0.4);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .dimension-card .dim-icon {
            font-size: 1.6rem;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .dimension-card .dim-name {
            font-weight: 700;
            font-size: 1.05rem;
        }
        .dimension-card .dim-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.55;
        }

        /* Featured Player */
        .featured-player {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
        }
        .featured-player .fp-image {
            flex: 0 0 35%;
            min-height: 280px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .featured-player .fp-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, transparent 0%, var(--surface) 100%);
        }
        .featured-player .fp-content {
            flex: 1;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-player .fp-badge {
            display: inline-block;
            background: rgba(183, 240, 74, 0.1);
            border: 1px solid rgba(183, 240, 74, 0.3);
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .featured-player .fp-name {
            font-size: 1.5rem;
            font-weight: 900;
            margin-bottom: 4px;
        }
        .featured-player .fp-team {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .featured-player .fp-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .fp-stat {
            text-align: center;
        }
        .fp-stat .fps-value {
            font-family: var(--font-numeric);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
        }
        .fp-stat .fps-label {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* Rules */
        .rules-box {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 28px 32px;
        }
        .rules-box ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .rules-box li {
            padding: 12px 0;
            border-bottom: 1px solid var(--line);
            display: flex;
            gap: 12px;
            align-items: flex-start;
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .rules-box li:last-child {
            border-bottom: none;
        }
        .rules-box li .rule-icon {
            color: var(--secondary);
            flex-shrink: 0;
            font-size: 0.9rem;
            margin-top: 4px;
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition-mid);
            align-items: center;
        }
        .news-item:hover {
            border-color: rgba(183, 240, 74, 0.35);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .news-item .news-date {
            font-family: var(--font-numeric);
            font-size: 0.9rem;
            color: var(--text-muted);
            flex-shrink: 0;
            min-width: 72px;
        }
        .news-item .news-title {
            flex: 1;
            font-weight: 500;
            font-size: 0.95rem;
        }
        .news-item .news-tag {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 20px;
            background: rgba(183, 240, 74, 0.08);
            color: var(--primary);
            border: 1px solid rgba(183, 240, 74, 0.25);
            flex-shrink: 0;
        }

        /* CTA */
        .cta-box {
            background: var(--surface-2);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 40px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -60%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse at center, rgba(183, 240, 74, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-box .cta-title {
            font-size: 1.5rem;
            font-weight: 900;
            margin-bottom: 8px;
        }
        .cta-box .cta-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .btn-primary-custom {
            display: inline-block;
            background: var(--primary);
            color: var(--bg-base);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: none;
        }
        .btn-primary-custom:hover {
            background: #c9f76a;
            color: var(--bg-base);
            box-shadow: 0 0 20px rgba(183, 240, 74, 0.4);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-base);
            border-top: 1px solid var(--line);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--line);
            padding-top: 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-player .fp-image {
                flex-basis: 100%;
                min-height: 200px;
            }
            .featured-player .fp-image::after {
                background: linear-gradient(180deg, transparent 0%, var(--surface) 100%);
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .category-header {
                padding: 36px 0 28px;
            }
            .rank-stats {
                gap: 12px;
            }
            .rank-stat {
                min-width: 48px;
            }
            .rank-stat .stat-value {
                font-size: 0.95rem;
            }
            .rank-number {
                font-size: 1.8rem;
                width: 44px;
            }
            .rank-item {
                padding: 12px 14px;
                gap: 10px;
            }
            .rank-avatar {
                width: 40px;
                height: 40px;
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 640px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: var(--surface);
                border-bottom: 1px solid var(--line);
                flex-direction: column;
                gap: 0;
                padding: 12px 0;
                transform: translateY(-8px);
                opacity: 0;
                visibility: hidden;
                transition: all var(--transition-mid);
                box-shadow: var(--shadow-card);
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav > li {
                width: 100%;
                padding: 0 16px;
            }
            .main-nav > li > a {
                padding: 12px 0;
                width: 100%;
                border-bottom: 1px solid var(--line);
            }
            .main-nav > li > a::after {
                display: none;
            }
            .dropdown-panel {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                border: none;
                background: transparent;
                padding-left: 16px;
                box-shadow: none;
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-mid);
            }
            .main-nav > li:hover .dropdown-panel {
                max-height: 200px;
            }
            .dropdown-panel a {
                padding: 8px 0;
                font-size: 0.85rem;
            }
            .main-nav .nav-cta {
                text-align: center;
                justify-content: center;
                margin: 8px 0;
                border-radius: var(--radius-sm);
            }
            .dimension-grid {
                grid-template-columns: 1fr;
            }
            .rank-stats {
                gap: 8px;
                flex-wrap: wrap;
            }
            .rank-stat {
                min-width: 40px;
            }
            .rank-stat .stat-value {
                font-size: 0.85rem;
            }
            .rank-stat .stat-label {
                font-size: 0.6rem;
            }
            .rank-trend {
                font-size: 0.7rem;
                min-width: 32px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 8px;
            }
            .rank-player-info {
                flex-basis: 50%;
            }
            .rank-number {
                font-size: 1.5rem;
                width: 36px;
            }
            .rank-avatar {
                width: 36px;
                height: 36px;
                font-size: 0.8rem;
            }
            .featured-player .fp-content {
                padding: 20px;
            }
            .fp-stat .fps-value {
                font-size: 1.25rem;
            }
            .news-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 12px 14px;
            }
            .news-item .news-date {
                min-width: auto;
                font-size: 0.8rem;
            }
            .news-item .news-title {
                font-size: 0.88rem;
                flex-basis: 100%;
            }
            .cta-box {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }