/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #1a1a2e;
            --clr-primary-light: #16213e;
            --clr-accent: #e94560;
            --clr-accent-hover: #d63850;
            --clr-gold: #f5a623;
            --clr-gold-light: #f7b845;
            --clr-bg: #f4f5f7;
            --clr-bg-card: #ffffff;
            --clr-bg-dark: #0f0f1a;
            --clr-text: #2d3436;
            --clr-text-light: #636e72;
            --clr-text-white: #f1f2f6;
            --clr-border: #e0e3e8;
            --clr-border-light: #f0f1f3;
            --clr-success: #00b894;
            --clr-info: #0984e3;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --shadow-xl: 0 20px 60px rgba(0,0,0,0.18);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
            --max-width: 1200px;
            --header-top-h: 40px;
            --header-nav-h: 72px;
            --space-xs: 4px;
            --space-sm: 8px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --space-5xl: 100px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.6;
            color: var(--clr-text);
            background: var(--clr-bg);
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover { color: var(--clr-accent); }
        a:focus-visible {
            outline: 3px solid var(--clr-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 {
            line-height: 1.25;
            font-weight: 700;
            color: var(--clr-primary);
        }
        h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
        h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
        h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
        h4 { font-size: clamp(1rem, 1.8vw, 1.2rem); }
        p { margin-bottom: 1em; }
        p:last-child { margin-bottom: 0; }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--space-lg);
        }
        .container-wide {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 var(--space-lg);
        }

        /* ===== 顶部信息条 ===== */
        .header-top {
            height: var(--header-top-h);
            background: var(--clr-primary);
            color: var(--clr-text-white);
            font-size: 0.8rem;
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-top__left {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            opacity: 0.7;
        }
        .header-top__left i { margin-right: 4px; }
        .header-top__right {
            display: flex;
            align-items: center;
            gap: var(--space-md);
        }
        .header-top__right a {
            color: var(--clr-text-white);
            opacity: 0.8;
            transition: opacity var(--transition);
        }
        .header-top__right a:hover { opacity: 1; color: var(--clr-gold); }

        /* ===== 主导航 ===== */
        .header-nav {
            height: var(--header-nav-h);
            background: var(--clr-bg-card);
            border-bottom: 1px solid var(--clr-border);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .header-nav.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--clr-primary);
            letter-spacing: -0.5px;
        }
        .logo:hover { color: var(--clr-accent); }
        .logo i {
            color: var(--clr-accent);
            font-size: 1.8rem;
        }
        .logo span { 
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: var(--space-lg);
        }
        .nav-menu a {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--clr-text);
            padding: var(--space-sm) var(--space-md);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: var(--clr-accent);
            border-radius: 3px;
            transition: width var(--transition);
        }
        .nav-menu a:hover { color: var(--clr-accent); background: rgba(233,69,96,0.06); }
        .nav-menu a:hover::after { width: 60%; }
        .nav-menu a.active {
            color: var(--clr-accent);
        }
        .nav-menu a.active::after { width: 60%; }
        .nav-menu .nav-cta {
            background: var(--clr-accent);
            color: #fff !important;
            padding: 10px 22px;
            border-radius: var(--radius-xl);
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(233,69,96,0.35);
            transition: all var(--transition);
        }
        .nav-menu .nav-cta::after { display: none; }
        .nav-menu .nav-cta:hover {
            background: var(--clr-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(233,69,96,0.45);
        }
        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--clr-primary);
            padding: var(--space-sm);
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover { background: rgba(0,0,0,0.04); }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--clr-bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,15,26,0.85) 0%, rgba(26,26,46,0.7) 50%, rgba(233,69,96,0.25) 100%);
            z-index: 1;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--clr-bg), transparent);
            z-index: 2;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            text-align: center;
            max-width: 800px;
            padding: var(--space-2xl) var(--space-lg);
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(233,69,96,0.2);
            border: 1px solid rgba(233,69,96,0.3);
            color: var(--clr-gold);
            padding: 6px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            backdrop-filter: blur(8px);
            margin-bottom: var(--space-lg);
        }
        .hero-badge i { font-size: 0.75rem; }
        .hero h1 {
            font-size: clamp(2.4rem, 6vw, 4rem);
            font-weight: 900;
            line-height: 1.1;
            color: var(--clr-text-white);
            margin-bottom: var(--space-lg);
            text-shadow: 0 4px 30px rgba(0,0,0,0.3);
        }
        .hero h1 span {
            background: linear-gradient(135deg, var(--clr-gold), var(--clr-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: clamp(1rem, 2vw, 1.2rem);
            color: rgba(255,255,255,0.75);
            max-width: 600px;
            margin: 0 auto var(--space-xl);
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-md);
            justify-content: center;
        }
        .hero-actions .btn {
            padding: 14px 36px;
            border-radius: var(--radius-xl);
            font-size: 1rem;
            font-weight: 700;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .hero-actions .btn-primary {
            background: var(--clr-accent);
            color: #fff;
            box-shadow: 0 8px 30px rgba(233,69,96,0.4);
        }
        .hero-actions .btn-primary:hover {
            background: var(--clr-accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(233,69,96,0.55);
        }
        .hero-actions .btn-secondary {
            background: rgba(255,255,255,0.1);
            color: var(--clr-text-white);
            border: 1px solid rgba(255,255,255,0.25);
            backdrop-filter: blur(6px);
        }
        .hero-actions .btn-secondary:hover {
            background: rgba(255,255,255,0.2);
            transform: translateY(-3px);
            border-color: rgba(255,255,255,0.4);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-xl);
            justify-content: center;
            margin-top: var(--space-3xl);
            padding-top: var(--space-xl);
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .hero-stat-item {
            text-align: center;
            color: var(--clr-text-white);
        }
        .hero-stat-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--clr-gold);
            line-height: 1.2;
        }
        .hero-stat-item .label {
            font-size: 0.85rem;
            opacity: 0.6;
            margin-top: 4px;
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--space-4xl) 0;
        }
        .section-dark {
            background: var(--clr-bg-dark);
            color: var(--clr-text-white);
        }
        .section-dark h2,
        .section-dark h3 {
            color: var(--clr-text-white);
        }
        .section-gray {
            background: var(--clr-bg);
        }
        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto var(--space-3xl);
        }
        .section-header h2 {
            margin-bottom: var(--space-md);
            position: relative;
            display: inline-block;
        }
        .section-header h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--clr-accent), var(--clr-gold));
            border-radius: 4px;
            margin: var(--space-md) auto 0;
        }
        .section-header p {
            color: var(--clr-text-light);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .section-dark .section-header p {
            color: rgba(255,255,255,0.6);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            text-align: center;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 16px 40px;
            font-size: 1.05rem;
        }
        .btn-accent {
            background: var(--clr-accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(233,69,96,0.3);
        }
        .btn-accent:hover {
            background: var(--clr-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(233,69,96,0.45);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--clr-primary);
            border: 2px solid var(--clr-primary);
        }
        .btn-outline:hover {
            background: var(--clr-primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-gold {
            background: var(--clr-gold);
            color: var(--clr-primary);
            box-shadow: 0 4px 16px rgba(245,166,35,0.3);
        }
        .btn-gold:hover {
            background: var(--clr-gold-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245,166,35,0.45);
        }

        /* ===== 标签 ===== */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 14px;
            border-radius: var(--radius-xl);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(233,69,96,0.1);
            color: var(--clr-accent);
            border: 1px solid rgba(233,69,96,0.15);
        }
        .tag-gold {
            background: rgba(245,166,35,0.12);
            color: var(--clr-gold);
            border-color: rgba(245,166,35,0.2);
        }
        .tag-info {
            background: rgba(9,132,227,0.1);
            color: var(--clr-info);
            border-color: rgba(9,132,227,0.15);
        }
        .tag-success {
            background: rgba(0,184,148,0.1);
            color: var(--clr-success);
            border-color: rgba(0,184,148,0.15);
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--clr-border-light);
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--clr-border);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .card-body {
            padding: var(--space-lg);
        }
        .card-body .tag {
            margin-bottom: var(--space-sm);
        }
        .card-body h3 {
            font-size: 1.1rem;
            margin-bottom: var(--space-sm);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-body p {
            font-size: 0.9rem;
            color: var(--clr-text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: var(--space-md);
        }
        .card-footer {
            padding: var(--space-md) var(--space-lg);
            border-top: 1px solid var(--clr-border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--clr-text-light);
        }
        .card-footer .date { display: flex; align-items: center; gap: 4px; }

        /* ===== 网格 ===== */
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

        /* ===== 板块：品牌介绍 ===== */
        .intro-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-2xl);
            align-items: center;
        }
        .intro-wrap .intro-image {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            background: var(--clr-bg-dark);
        }
        .intro-text h2 {
            margin-bottom: var(--space-md);
        }
        .intro-text p {
            color: var(--clr-text-light);
            margin-bottom: var(--space-md);
            font-size: 1.02rem;
        }
        .intro-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-md);
            margin-top: var(--space-lg);
        }
        .intro-feature-item {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-size: 0.92rem;
            font-weight: 500;
        }
        .intro-feature-item i {
            color: var(--clr-accent);
            font-size: 1.1rem;
            width: 24px;
            text-align: center;
        }

        /* ===== 板块：分类入口 ===== */
        .category-cards {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: var(--space-lg);
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--clr-bg-dark);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--clr-border-light);
        }
        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }
        .category-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .category-card:hover img {
            transform: scale(1.05);
        }
        .category-card__overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15,15,26,0.85) 0%, rgba(15,15,26,0.15) 60%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: var(--space-lg);
            transition: background var(--transition);
        }
        .category-card:hover .category-card__overlay {
            background: linear-gradient(to top, rgba(15,15,26,0.9) 0%, rgba(15,15,26,0.2) 70%, transparent 100%);
        }
        .category-card__overlay h3 {
            color: var(--clr-text-white);
            font-size: 1.3rem;
            margin-bottom: 4px;
        }
        .category-card__overlay p {
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
        }
        .category-card__overlay .tag {
            align-self: flex-start;
            margin-bottom: var(--space-sm);
        }

        /* ===== 板块：最新资讯 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: var(--space-lg);
        }
        .news-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border-light);
            transition: all var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card__img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }
        .news-card__body {
            padding: var(--space-lg);
        }
        .news-card__body .meta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            font-size: 0.8rem;
            color: var(--clr-text-light);
            margin-bottom: var(--space-sm);
        }
        .news-card__body .meta i { margin-right: 3px; }
        .news-card__body h3 {
            font-size: 1.05rem;
            margin-bottom: var(--space-sm);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card__body p {
            font-size: 0.88rem;
            color: var(--clr-text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card__body .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--clr-accent);
            margin-top: var(--space-sm);
            transition: gap var(--transition);
        }
        .news-card__body .read-more:hover { gap: 12px; }

        /* ===== 板块：数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
            text-align: center;
        }
        .stat-item {
            padding: var(--space-xl) var(--space-md);
            background: rgba(255,255,255,0.04);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.06);
            transition: all var(--transition);
        }
        .stat-item:hover {
            background: rgba(255,255,255,0.07);
            transform: translateY(-4px);
        }
        .stat-item .num {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--clr-gold);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-item .label {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
        }
        .stat-item i {
            font-size: 2rem;
            color: var(--clr-accent);
            margin-bottom: var(--space-md);
            opacity: 0.8;
        }

        /* ===== 板块：特色优势 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }
        .feature-card {
            background: var(--clr-bg-card);
            padding: var(--space-xl);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border-light);
            transition: all var(--transition);
            text-align: center;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
            border-color: var(--clr-border);
        }
        .feature-card .icon {
            width: 64px;
            height: 64px;
            margin: 0 auto var(--space-md);
            background: rgba(233,69,96,0.08);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--clr-accent);
            transition: all var(--transition);
        }
        .feature-card:hover .icon {
            background: var(--clr-accent);
            color: #fff;
            transform: scale(1.05);
        }
        .feature-card h3 {
            margin-bottom: var(--space-sm);
        }
        .feature-card p {
            color: var(--clr-text-light);
            font-size: 0.9rem;
        }

        /* ===== 板块：流程 ===== */
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--space-xl);
            counter-reset: step;
        }
        .step-item {
            text-align: center;
            padding: var(--space-xl) var(--space-md);
            position: relative;
            counter-increment: step;
        }
        .step-item::before {
            content: counter(step);
            display: block;
            width: 48px;
            height: 48px;
            line-height: 48px;
            margin: 0 auto var(--space-md);
            background: linear-gradient(135deg, var(--clr-accent), var(--clr-gold));
            color: #fff;
            border-radius: 50%;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 6px 20px rgba(233,69,96,0.3);
        }
        .step-item h4 {
            margin-bottom: var(--space-sm);
            font-size: 1.05rem;
        }
        .step-item p {
            font-size: 0.88rem;
            color: var(--clr-text-light);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            margin-bottom: var(--space-md);
            border: 1px solid var(--clr-border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--clr-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: var(--space-lg);
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            color: var(--clr-primary);
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: rgba(0,0,0,0.015);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--clr-accent);
            font-size: 1.1rem;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 var(--space-lg);
            color: var(--clr-text-light);
            font-size: 0.92rem;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 var(--space-lg) var(--space-lg);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--clr-bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: var(--space-4xl) 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,15,26,0.88) 0%, rgba(26,26,46,0.75) 100%);
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 650px;
            margin: 0 auto;
        }
        .cta-content h2 {
            color: var(--clr-text-white);
            margin-bottom: var(--space-md);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
        }
        .cta-content p {
            color: rgba(255,255,255,0.65);
            margin-bottom: var(--space-xl);
            font-size: 1.05rem;
        }
        .cta-content .btn {
            padding: 16px 44px;
            font-size: 1.05rem;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--clr-primary);
            color: rgba(255,255,255,0.7);
            padding: var(--space-3xl) 0 var(--space-xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }
        .footer-col h4 {
            color: var(--clr-text-white);
            font-size: 1.05rem;
            margin-bottom: var(--space-md);
        }
        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.55);
        }
        .footer-col ul li {
            margin-bottom: var(--space-sm);
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.55);
            font-size: 0.88rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--clr-gold);
        }
        .footer-col .logo {
            color: var(--clr-text-white);
            margin-bottom: var(--space-md);
            font-size: 1.3rem;
        }
        .footer-col .logo i { color: var(--clr-accent); }
        .footer-col .social-links {
            display: flex;
            gap: var(--space-md);
            margin-top: var(--space-md);
        }
        .footer-col .social-links a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.6);
            transition: all var(--transition);
            font-size: 1rem;
        }
        .footer-col .social-links a:hover {
            background: var(--clr-accent);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: var(--space-lg);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom a:hover { color: var(--clr-gold); }
        .footer-bottom-links {
            display: flex;
            gap: var(--space-md);
        }

        /* ===== 空状态 ===== */
        .empty-state {
            text-align: center;
            padding: var(--space-2xl) var(--space-lg);
            color: var(--clr-text-light);
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--clr-border);
        }
        .empty-state i {
            font-size: 2rem;
            color: var(--clr-border);
            margin-bottom: var(--space-md);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .intro-wrap { grid-template-columns: 1fr; }
            .intro-wrap .intro-image { order: -1; max-height: 360px; }
        }

        @media (max-width: 768px) {
            :root {
                --header-nav-h: 64px;
                --space-4xl: 48px;
                --space-3xl: 40px;
                --space-2xl: 32px;
            }
            .header-top__left span { display: none; }
            .header-top__right a { font-size: 0.75rem; }
            .nav-menu {
                position: fixed;
                top: calc(var(--header-top-h) + var(--header-nav-h));
                left: 0;
                right: 0;
                background: var(--clr-bg-card);
                flex-direction: column;
                padding: var(--space-lg);
                gap: var(--space-sm);
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
                border-bottom: 2px solid var(--clr-border);
                z-index: 999;
            }
            .nav-menu.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-menu a {
                width: 100%;
                padding: var(--space-md);
                border-radius: var(--radius-sm);
            }
            .nav-menu a::after { display: none; }
            .nav-menu a.active { background: rgba(233,69,96,0.08); }
            .nav-menu .nav-cta {
                width: 100%;
                text-align: center;
                margin-top: var(--space-sm);
            }
            .nav-toggle { display: block; }
            .hero { min-height: 70vh; }
            .hero h1 { font-size: clamp(1.8rem, 8vw, 2.6rem); }
            .hero p { font-size: 0.95rem; }
            .hero-stats { gap: var(--space-md); }
            .hero-stat-item .num { font-size: 1.4rem; }
            .grid-2, .grid-3, .grid-4 {
                grid-template-columns: 1fr;
            }
            .features-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
            .stat-item { padding: var(--space-lg) var(--space-sm); }
            .stat-item .num { font-size: 1.8rem; }
            .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
            .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
            .news-grid { grid-template-columns: 1fr; }
            .category-cards { grid-template-columns: 1fr; }
            .intro-features { grid-template-columns: 1fr; }
            .steps-wrap { grid-template-columns: 1fr 1fr; }
            .section { padding: var(--space-2xl) 0; }
            .section-header { margin-bottom: var(--space-xl); }
        }

        @media (max-width: 520px) {
            .container { padding: 0 var(--space-md); }
            .hero { min-height: 60vh; }
            .hero-actions { flex-direction: column; align-items: center; }
            .hero-actions .btn { width: 100%; justify-content: center; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: var(--space-sm); }
            .stat-item .num { font-size: 1.5rem; }
            .steps-wrap { grid-template-columns: 1fr; }
            .header-top { font-size: 0.7rem; }
        }

        /* ===== 动画 ===== */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }
        .delay-1 { animation-delay: 0.1s; }
        .delay-2 { animation-delay: 0.2s; }
        .delay-3 { animation-delay: 0.3s; }
        .delay-4 { animation-delay: 0.4s; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --color-primary: #e63946;
            --color-primary-dark: #b71c1c;
            --color-primary-light: #ff5a5f;
            --color-secondary: #1d3557;
            --color-secondary-light: #2b4d7a;
            --color-accent: #f4a261;
            --color-bg: #0b0f1a;
            --color-bg-alt: #111827;
            --color-bg-card: #1a1f2e;
            --color-bg-card-hover: #242a3d;
            --color-text: #f1f5f9;
            --color-text-soft: #94a3b8;
            --color-text-muted: #64748b;
            --color-border: #2a3142;
            --color-border-light: #3a4255;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 20px rgba(230, 57, 70, 0.25);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
            --spacing-xs: 0.25rem;
            --spacing-sm: 0.5rem;
            --spacing-md: 1rem;
            --spacing-lg: 2rem;
            --spacing-xl: 3rem;
            --spacing-2xl: 5rem;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--color-primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-accent);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary-light);
            outline-offset: 2px;
            border-radius: 2px;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 700;
            color: var(--color-text);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        /* ===== Header & Top Bar ===== */
        .header-top {
            background: #0a0e17;
            border-bottom: 1px solid var(--color-border);
            padding: 0.35rem 0;
            font-size: 0.8rem;
            color: var(--color-text-soft);
        }
        .header-top .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .header-top__left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .header-top__left i {
            color: var(--color-primary);
        }
        .header-top__right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .header-top__right a {
            color: var(--color-text-soft);
            font-size: 0.8rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition);
        }
        .header-top__right a:hover {
            color: var(--color-primary-light);
        }
        .header-top__right a.active-top {
            color: var(--color-primary-light);
        }

        /* ===== Main Navigation ===== */
        .main-nav {
            background: var(--color-bg-alt);
            border-bottom: 1px solid var(--color-border);
            padding: 0.75rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .main-nav .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.5px;
        }
        .logo i {
            color: var(--color-primary);
            font-size: 1.8rem;
        }
        .logo span {
            background: linear-gradient(135deg, #f1f5f9, #94a3b8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo:hover span {
            background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: wrap;
        }
        .nav-links a {
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            color: var(--color-text-soft);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-links a.active {
            color: var(--color-primary-light);
            background: rgba(230, 57, 70, 0.12);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .nav-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 0.5rem 1.2rem !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600;
        }
        .nav-cta:hover {
            background: var(--color-primary-dark) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: var(--shadow-glow);
        }

        .nav-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-text);
            padding: 0.25rem 0.5rem;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            isolation: isolate;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 26, 0.88) 0%, rgba(29, 53, 87, 0.75) 100%);
            z-index: 1;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(230, 57, 70, 0.15), transparent 70%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            padding: var(--spacing-2xl) var(--spacing-lg);
        }
        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
            background: linear-gradient(135deg, #f1f5f9, #e63946);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-banner p {
            font-size: 1.15rem;
            color: var(--color-text-soft);
            max-width: 680px;
            margin: 0 auto var(--spacing-md);
        }
        .page-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.5rem;
        }
        .page-banner .banner-tags span {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 0.3rem 0.9rem;
            border-radius: 20px;
            font-size: 0.8rem;
            color: var(--color-text-soft);
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: #080c14;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            letter-spacing: -0.3px;
        }
        .section-sub {
            color: var(--color-text-soft);
            font-size: 1.05rem;
            max-width: 600px;
            margin-bottom: var(--spacing-xl);
        }
        .section-title-center {
            text-align: center;
        }
        .section-sub-center {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
        }
        .card:hover {
            transform: translateY(-4px);
            border-color: var(--color-border-light);
            box-shadow: var(--shadow-lg);
            background: var(--color-bg-card-hover);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
            border-bottom: 1px solid var(--color-border);
        }
        .card-body {
            padding: 1.25rem 1.5rem 1.5rem;
        }
        .card-body .card-tag {
            display: inline-block;
            background: rgba(230, 57, 70, 0.18);
            color: var(--color-primary-light);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.2rem 0.7rem;
            border-radius: 12px;
            letter-spacing: 0.3px;
            margin-bottom: 0.5rem;
            text-transform: uppercase;
        }
        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
            line-height: 1.35;
        }
        .card-body h3 a {
            color: var(--color-text);
        }
        .card-body h3 a:hover {
            color: var(--color-primary-light);
        }
        .card-body p {
            color: var(--color-text-soft);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 0.75rem;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .card-meta i {
            margin-right: 0.25rem;
            font-size: 0.75rem;
        }

        /* ===== Featured / Highlight ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
        }
        .featured-main {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
        }
        .featured-main:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border-light);
        }
        .featured-main img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-bottom: 1px solid var(--color-border);
        }
        .featured-main .featured-body {
            padding: 1.5rem 1.75rem 2rem;
        }
        .featured-main .featured-body .tag {
            background: var(--color-primary);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 0.8rem;
            border-radius: 12px;
            display: inline-block;
            margin-bottom: 0.6rem;
        }
        .featured-main .featured-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .featured-main .featured-body h2 a {
            color: var(--color-text);
        }
        .featured-main .featured-body h2 a:hover {
            color: var(--color-primary-light);
        }
        .featured-main .featured-body p {
            color: var(--color-text-soft);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .featured-side {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .featured-side-item {
            display: flex;
            gap: 1rem;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 1rem;
            transition: all var(--transition);
        }
        .featured-side-item:hover {
            background: var(--color-bg-card-hover);
            border-color: var(--color-border-light);
            transform: translateX(4px);
        }
        .featured-side-item img {
            width: 100px;
            height: 70px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .featured-side-item .side-text h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 0.2rem;
        }
        .featured-side-item .side-text h4 a {
            color: var(--color-text);
        }
        .featured-side-item .side-text h4 a:hover {
            color: var(--color-primary-light);
        }
        .featured-side-item .side-text .meta {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        /* ===== Stats / Data Strip ===== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            padding: var(--spacing-xl) 0;
        }
        .stats-item {
            text-align: center;
            padding: 1.5rem 1rem;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }
        .stats-item:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--color-border-light);
            transform: translateY(-2px);
        }
        .stats-item .num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary-light);
            line-height: 1.1;
            font-family: var(--font-mono);
        }
        .stats-item .label {
            color: var(--color-text-soft);
            font-size: 0.85rem;
            margin-top: 0.3rem;
        }

        /* ===== Match List / Timeline ===== */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .match-item {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            gap: 0.75rem 1rem;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 1rem 1.5rem;
            transition: all var(--transition);
        }
        .match-item:hover {
            background: var(--color-bg-card-hover);
            border-color: var(--color-border-light);
        }
        .match-team {
            font-weight: 600;
            font-size: 0.95rem;
        }
        .match-team.home {
            text-align: right;
        }
        .match-team.away {
            text-align: left;
        }
        .match-score {
            font-size: 1.2rem;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--color-primary-light);
            background: rgba(230, 57, 70, 0.1);
            padding: 0.2rem 1rem;
            border-radius: var(--radius-sm);
            min-width: 60px;
            text-align: center;
        }
        .match-status {
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(244, 162, 97, 0.15);
            padding: 0.15rem 0.6rem;
            border-radius: 10px;
            text-transform: uppercase;
            letter-spacing: 0.3px;
        }
        .match-league {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            grid-column: 1 / -1;
            text-align: center;
            margin-top: 0.2rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--color-border-light);
        }
        .faq-item summary {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: var(--color-text);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::before {
            content: '▶';
            font-size: 0.75rem;
            color: var(--color-primary);
            transition: transform var(--transition);
        }
        .faq-item[open] summary::before {
            transform: rotate(90deg);
        }
        .faq-item .faq-answer {
            margin-top: 0.75rem;
            padding-top: 0.75rem;
            border-top: 1px solid var(--color-border);
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, rgba(230, 57, 70, 0.12), rgba(29, 53, 87, 0.2));
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl) var(--spacing-lg);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.08), transparent 70%);
            pointer-events: none;
        }
        .cta-block h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .cta-block p {
            color: var(--color-text-soft);
            max-width: 520px;
            margin: 0 auto var(--spacing-lg);
        }
        .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-text);
            border-color: var(--color-border-light);
        }
        .btn-outline:hover {
            border-color: var(--color-primary-light);
            color: var(--color-primary-light);
            background: rgba(230, 57, 70, 0.06);
            transform: translateY(-2px);
        }

        /* ===== Tags / Badges ===== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            justify-content: center;
        }
        .tags-cloud a {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--color-border);
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--color-text-soft);
            transition: all var(--transition);
        }
        .tags-cloud a:hover {
            background: rgba(230, 57, 70, 0.12);
            border-color: var(--color-primary-light);
            color: var(--color-primary-light);
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .footer {
            background: #080c14;
            border-top: 1px solid var(--color-border);
            padding: var(--spacing-2xl) 0 var(--spacing-lg);
            margin-top: var(--spacing-2xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }
        .footer-col .logo {
            font-size: 1.3rem;
            margin-bottom: 0.75rem;
        }
        .footer-col p {
            color: var(--color-text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            margin-bottom: 1rem;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--color-text);
        }
        .footer-col ul li {
            margin-bottom: 0.4rem;
        }
        .footer-col ul li a {
            color: var(--color-text-muted);
            font-size: 0.88rem;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .footer-col ul li a:hover {
            color: var(--color-primary-light);
        }
        .social-links {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--color-text-soft);
            font-size: 1rem;
            transition: all var(--transition);
            border: 1px solid var(--color-border);
        }
        .social-links a:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: var(--spacing-lg);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .footer-bottom-links {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: var(--color-text-muted);
        }
        .footer-bottom-links a:hover {
            color: var(--color-primary-light);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 var(--spacing-md);
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--color-bg-alt);
                padding: 1rem 0;
                border-top: 1px solid var(--color-border);
                margin-top: 0.5rem;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 0.7rem 1rem;
                border-radius: 0;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: rgba(230, 57, 70, 0.12);
            }
            .nav-toggle {
                display: block;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .page-banner {
                min-height: 200px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
            .stats-item .num {
                font-size: 1.8rem;
            }
            .match-item {
                grid-template-columns: 1fr auto 1fr;
                padding: 0.75rem 1rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-block h2 {
                font-size: 1.4rem;
            }
            .header-top__right a span {
                display: none;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .header-top__right {
                gap: 0.5rem;
            }
            .header-top__right a {
                font-size: 0.75rem;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
            }
            .match-team {
                font-size: 0.85rem;
            }
            .match-score {
                font-size: 1rem;
                min-width: 45px;
                padding: 0.1rem 0.6rem;
            }
            .featured-side-item {
                flex-direction: column;
            }
            .featured-side-item img {
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 9;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--color-border-light);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--color-text-muted);
        }

        /* ===== Selection ===== */
        ::selection {
            background: rgba(230, 57, 70, 0.3);
            color: #fff;
        }

/* roulang page: article */
:root {
    --primary: #dc2626;
    --primary-dark: #b91c1c;
    --primary-light: #fca5a5;
    --secondary: #f59e0b;
    --secondary-dark: #d97706;
    --accent: #1e40af;
    --dark: #0a0a1a;
    --dark-card: #111827;
    --dark-surface: #1f2937;
    --bg: #f8fafc;
    --bg-alt: #f1f5f9;
    --text: #1e293b;
    --text-light: #64748b;
    --text-white: #ffffff;
    --border: #e2e8f0;
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 60px rgba(0,0,0,0.18);
    --transition: all 0.3s ease;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
    --max-width: 1200px;
    --header-top-h: 44px;
    --nav-h: 70px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea { font-family: inherit; outline: none; }
ul, ol { list-style: none; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== Header Top ==================== */
.header-top {
    background: var(--dark);
    color: var(--text-white);
    height: var(--header-top-h);
    display: flex;
    align-items: center;
    font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    position: relative;
    z-index: 1001;
}
.header-top .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}
.header-top__left {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.7);
}
.header-top__left i { color: var(--primary); font-size: 14px; }
.header-top__right {
    display: flex;
    align-items: center;
    gap: 18px;
}
.header-top__right a {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}
.header-top__right a:hover { color: var(--text-white); }
.header-top__right a i { font-size: 14px; }
.header-top__right .nav-cta {
    background: var(--primary);
    color: #fff;
    padding: 4px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 12px;
}
.header-top__right .nav-cta:hover { background: var(--primary-dark); }

/* ==================== Main Nav ==================== */
.main-nav {
    background: var(--dark-card);
    height: var(--nav-h);
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}
.main-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 800;
    color: var(--text-white);
    letter-spacing: -0.5px;
}
.logo i { color: var(--primary); font-size: 28px; }
.logo span { background: linear-gradient(135deg, #fff 60%, var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-links a {
    color: rgba(255,255,255,0.75);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,0.06); }
.nav-links a.active {
    color: #fff;
    background: rgba(220,38,38,0.2);
}
.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
}
.nav-links a i { margin-right: 6px; font-size: 14px; }
.nav-toggle {
    display: none;
    color: var(--text-white);
    font-size: 24px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.06);
    cursor: pointer;
    transition: var(--transition);
}
.nav-toggle:hover { background: rgba(255,255,255,0.12); }

/* ==================== Breadcrumb ==================== */
.breadcrumb {
    padding: 18px 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-light);
}
.breadcrumb .container { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: #94a3b8; }
.breadcrumb .current { color: var(--text); font-weight: 600; }

/* ==================== Article Hero ==================== */
.article-hero {
    position: relative;
    min-height: 340px;
    display: flex;
    align-items: center;
    background: var(--dark);
    overflow: hidden;
}
.article-hero__bg {
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    opacity: 0.25;
    z-index: 0;
}
.article-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10,10,26,0.92) 0%, rgba(10,10,26,0.7) 100%);
    z-index: 1;
}
.article-hero .container {
    position: relative;
    z-index: 2;
    padding: 60px 24px 50px;
    text-align: center;
}
.article-hero__cat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: 20px;
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}
.article-hero__cat i { font-size: 12px; }
.article-hero h1 {
    font-size: clamp(28px, 4.5vw, 52px);
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.2;
    max-width: 900px;
    margin: 0 auto 20px;
    letter-spacing: -0.3px;
}
.article-hero__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}
.article-hero__meta span { display: flex; align-items: center; gap: 6px; }
.article-hero__meta i { font-size: 14px; color: var(--secondary); }

/* ==================== Article Main ==================== */
.article-main {
    padding: 48px 0 60px;
    background: var(--bg);
}
.article-main .container {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
    align-items: start;
}

/* --- Article Content --- */
.article-content {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.article-content__body {
    padding: 40px 44px;
}
.article-content__body .featured-image {
    width: 100%;
    border-radius: var(--radius-sm);
    margin-bottom: 32px;
    object-fit: cover;
    max-height: 500px;
}
.article-content__body .post-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.article-content__body .post-meta i { margin-right: 4px; }
.article-content__body .post-meta .cat-badge {
    background: rgba(220,38,38,0.1);
    color: var(--primary);
    padding: 2px 14px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 13px;
}
.article-text {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
}
.article-text p { margin-bottom: 1.4em; }
.article-text h2, .article-text h3 { margin-top: 1.8em; margin-bottom: 0.6em; font-weight: 700; color: var(--dark); }
.article-text h2 { font-size: 24px; }
.article-text h3 { font-size: 20px; }
.article-text ul, .article-text ol { margin-bottom: 1.4em; padding-left: 24px; }
.article-text li { margin-bottom: 0.4em; }
.article-text ul li { list-style: disc; }
.article-text ol li { list-style: decimal; }
.article-text a { color: var(--primary); border-bottom: 1px solid transparent; }
.article-text a:hover { border-bottom-color: var(--primary); }
.article-text blockquote {
    border-left: 4px solid var(--primary);
    padding: 16px 24px;
    margin: 24px 0;
    background: var(--bg-alt);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--text-light);
}
.article-text img { border-radius: var(--radius-sm); margin: 24px 0; }
.article-text .align-center { text-align: center; }

.article-tags {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}
.article-tags .tag-label { font-size: 14px; color: var(--text-light); font-weight: 500; }
.article-tags .tag {
    display: inline-block;
    background: var(--bg-alt);
    color: var(--text-light);
    font-size: 13px;
    padding: 4px 14px;
    border-radius: 20px;
    transition: var(--transition);
    border: 1px solid var(--border);
}
.article-tags .tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.article-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
}
.article-nav a {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    background: var(--bg-alt);
    transition: var(--transition);
    border: 1px solid var(--border);
}
.article-nav a:hover { background: #fff; box-shadow: var(--shadow); border-color: transparent; transform: translateY(-2px); }
.article-nav .nav-label { font-size: 12px; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; display: flex; align-items: center; gap: 6px; }
.article-nav .nav-title { font-size: 15px; font-weight: 600; color: var(--text); }
.article-nav a.next { text-align: right; }
.article-nav a.next .nav-label { justify-content: flex-end; }

/* --- Sidebar --- */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.sidebar-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px 24px;
}
.sidebar-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-card h3 i { color: var(--primary); font-size: 16px; }
.sidebar-list li { padding: 10px 0; border-bottom: 1px solid var(--border); }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: var(--text);
    line-height: 1.5;
    transition: var(--transition);
}
.sidebar-list a:hover { color: var(--primary); }
.sidebar-list .list-num {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-light);
    margin-top: 2px;
}
.sidebar-list a:hover .list-num { background: var(--primary); color: #fff; }
.sidebar-list .list-title { font-weight: 500; }
.sidebar-list .list-date { font-size: 12px; color: var(--text-light); margin-top: 2px; display: block; }

.sidebar-cats li { padding: 6px 0; }
.sidebar-cats a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    background: var(--bg-alt);
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}
.sidebar-cats a:hover { background: var(--primary); color: #fff; transform: translateX(4px); }
.sidebar-cats a .count { font-size: 12px; background: rgba(0,0,0,0.06); padding: 2px 10px; border-radius: 20px; }
.sidebar-cats a:hover .count { background: rgba(255,255,255,0.2); color: #fff; }

.sidebar-cta {
    background: linear-gradient(135deg, var(--dark), var(--dark-card));
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    color: var(--text-white);
}
.sidebar-cta i { font-size: 40px; color: var(--secondary); margin-bottom: 16px; }
.sidebar-cta h4 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.sidebar-cta p { font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 20px; line-height: 1.6; }
.sidebar-cta .btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    padding: 12px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
}
.sidebar-cta .btn-cta:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(220,38,38,0.4); }

/* ==================== Related ==================== */
.related-section {
    padding: 56px 0 64px;
    background: var(--bg-alt);
}
.related-section .section-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 32px;
    text-align: center;
}
.related-section .section-title i { color: var(--primary); margin-right: 10px; }
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.related-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }
.related-card__img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.related-card__body { padding: 20px 22px; }
.related-card__body .cat-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    background: rgba(220,38,38,0.08);
    padding: 2px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
}
.related-card__body h4 { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 8px; line-height: 1.4; }
.related-card__body h4 a { color: inherit; }
.related-card__body h4 a:hover { color: var(--primary); }
.related-card__body p { font-size: 14px; color: var(--text-light); line-height: 1.6; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card__body .meta { font-size: 12px; color: var(--text-light); display: flex; align-items: center; gap: 12px; }

/* ==================== Not Found ==================== */
.not-found {
    text-align: center;
    padding: 80px 24px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.not-found i { font-size: 64px; color: var(--text-light); margin-bottom: 20px; }
.not-found h2 { font-size: 28px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.not-found p { font-size: 16px; color: var(--text-light); margin-bottom: 24px; }
.not-found .btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    padding: 12px 32px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
}
.not-found .btn-back:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ==================== Footer ==================== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.8);
    padding: 56px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-col .logo { font-size: 22px; margin-bottom: 16px; }
.footer-col p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.6); margin-bottom: 18px; max-width: 320px; }
.social-links { display: flex; gap: 12px; }
.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.06);
    border-radius: 50%;
    color: rgba(255,255,255,0.6);
    font-size: 16px;
    transition: var(--transition);
}
.social-links a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-col h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 28px; height: 2px; background: var(--primary); border-radius: 2px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.6); display: flex; align-items: center; gap: 8px; transition: var(--transition); }
.footer-col ul a:hover { color: var(--primary); transform: translateX(4px); }
.footer-col ul a i { font-size: 13px; width: 16px; }
.footer-bottom {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255,255,255,0.4); font-size: 13px; }
.footer-bottom-links a:hover { color: var(--primary); }

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .article-main .container { grid-template-columns: 1fr 280px; gap: 32px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
    .main-nav { height: auto; padding: 12px 0; }
    .nav-links { display: none; flex-direction: column; position: absolute; top: calc(var(--nav-h) + var(--header-top-h)); left: 0; right: 0; background: var(--dark-card); padding: 16px 24px; border-bottom: 1px solid rgba(255,255,255,0.06); gap: 4px; }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 12px 16px; width: 100%; border-radius: var(--radius-sm); }
    .nav-links a.active::after { display: none; }
    .nav-links a.active { background: rgba(220,38,38,0.2); }
    .nav-toggle { display: block; }
    .article-main .container { grid-template-columns: 1fr; }
    .article-content__body { padding: 28px 20px; }
    .article-hero { min-height: 280px; }
    .article-hero .container { padding: 40px 20px 36px; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .header-top__right span { display: none; }
    .sidebar { order: -1; }
}

@media (max-width: 520px) {
    .container { padding: 0 16px; }
    .article-hero h1 { font-size: 24px; }
    .article-hero__meta { gap: 12px; font-size: 13px; }
    .article-content__body { padding: 20px 16px; }
    .article-text { font-size: 15px; }
    .article-nav { flex-direction: column; }
    .article-nav a.next { text-align: left; }
    .article-nav a.next .nav-label { justify-content: flex-start; }
    .related-card__img { height: 180px; }
    .sidebar-card { padding: 20px 16px; }
    .header-top__right a:not(.nav-cta) i { font-size: 16px; }
    .header-top__right a:not(.nav-cta) span { display: none; }
}