/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e8242a;
            --primary-dark: #c41e23;
            --primary-light: #ff444a;
            --accent: #f5a623;
            --accent-dark: #d48f1a;
            --bg-dark: #0b0f1a;
            --bg-mid: #111827;
            --bg-card: #1a2035;
            --bg-card-hover: #222b45;
            --bg-section-alt: #0d1322;
            --text-white: #ffffff;
            --text-light: #e8edf5;
            --text-muted: #8a94a8;
            --text-dim: #5a6478;
            --border-color: #2a3348;
            --border-light: #3a4458;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 16px 48px rgba(232, 36, 42, 0.15);
            --shadow-glow: 0 0 40px rgba(232, 36, 42, 0.2);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-width: 1200px;
            --header-height: 72px;
            --spacing-section: 90px;
            --spacing-section-mobile: 50px;
        }

        /* ===== 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-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-light);
            background: var(--bg-dark);
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }

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

        /* ===== Typography ===== */
        .section-title {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-white);
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            font-size: 18px;
            color: var(--text-muted);
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
            line-height: 1.6;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-header .section-title {
            margin-bottom: 12px;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 26px;
            }
            .section-subtitle {
                font-size: 16px;
                margin-bottom: 32px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(11, 15, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(232, 36, 42, 0.15);
            transition: var(--transition);
        }
        .header.scrolled {
            background: rgba(11, 15, 26, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: 0.5px;
            user-select: none;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: #fff;
            box-shadow: 0 4px 12px rgba(232, 36, 42, 0.3);
        }
        .logo-text {
            background: linear-gradient(135deg, #fff 0%, #e8edf5 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo-badge {
            font-size: 11px;
            font-weight: 600;
            color: var(--primary-light);
            background: rgba(232, 36, 42, 0.15);
            padding: 2px 10px;
            border-radius: 20px;
            border: 1px solid rgba(232, 36, 42, 0.25);
            letter-spacing: 0.3px;
            -webkit-text-fill-color: var(--primary-light);
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav a {
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav a.active {
            color: var(--primary-light);
            background: rgba(232, 36, 42, 0.1);
        }
        .nav a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
            color: #fff !important;
            padding: 10px 24px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            box-shadow: 0 4px 16px rgba(232, 36, 42, 0.3);
            margin-left: 8px;
            position: relative;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 36, 42, 0.4) !important;
            background: linear-gradient(135deg, var(--primary-light), var(--primary)) !important;
        }
        .nav-cta .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: #fff;
            border-radius: 50%;
            margin-right: 6px;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.8);
            }
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            background: none;
            border: none;
            z-index: 1001;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-light);
            border-radius: 3px;
            transition: var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(11, 15, 26, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                pointer-events: none;
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
            }
            .nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav a {
                width: 100%;
                padding: 14px 18px;
                font-size: 16px;
                text-align: center;
            }
            .nav a.active::after {
                display: none;
            }
            .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
                width: 100%;
            }
            .logo-text {
                font-size: 20px;
            }
            .logo-badge {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .logo-text {
                font-size: 18px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .header-inner {
                padding: 0 16px;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 24px 80px;
            background: var(--bg-dark);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.55;
            z-index: 0;
        }
        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 15, 26, 0.3) 0%, rgba(11, 15, 26, 0.85) 70%, var(--bg-dark) 100%);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(232, 36, 42, 0.08) 0%, transparent 60%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 860px;
            margin: 0 auto;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(232, 36, 42, 0.12);
            border: 1px solid rgba(232, 36, 42, 0.25);
            padding: 6px 18px 6px 14px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary-light);
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }
        .hero-tag .dot {
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        .hero-title {
            font-size: clamp(36px, 7vw, 68px);
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 6px 24px rgba(232, 36, 42, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(232, 36, 42, 0.45);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--border-light);
            color: var(--text-light);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(232, 36, 42, 0.15);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: center;
            margin-top: 48px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .hero-stat {
            text-align: center;
        }
        .hero-stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-white);
        }
        .hero-stat-label {
            font-size: 14px;
            color: var(--text-dim);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .hero {
                min-height: 90vh;
                padding: 100px 16px 60px;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 16px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                gap: 24px;
                padding-top: 30px;
            }
            .hero-stat-num {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 26px;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat {
                flex: 1 1 40%;
            }
        }

        /* ===== Section通用 ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-dark {
            background: var(--bg-mid);
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
        }

        /* ===== 特色卡片 (亮点) ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 28px 32px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            background: rgba(232, 36, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary-light);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: rgba(232, 36, 42, 0.18);
            transform: scale(1.05);
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .feature-card .cover-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-top: 18px;
            border: 1px solid var(--border-color);
        }

        @media (max-width: 1024px) {
            .features-grid {
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .feature-card {
                padding: 24px 20px;
            }
            .feature-card h3 {
                font-size: 18px;
            }
            .feature-card .cover-img {
                height: 120px;
            }
        }
        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 分类入口 ===== */
        .category-section {
            position: relative;
        }
        .category-section .section-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .category-section .container {
            position: relative;
            z-index: 1;
        }
        .category-card {
            display: flex;
            align-items: center;
            gap: 40px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .category-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .category-card .cover-wrap {
            flex-shrink: 0;
            width: 260px;
            height: 180px;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .category-card .cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .category-card:hover .cover-wrap img {
            transform: scale(1.05);
        }
        .category-card .info {
            flex: 1;
        }
        .category-card .info .tag {
            display: inline-block;
            background: rgba(232, 36, 42, 0.12);
            color: var(--primary-light);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            border: 1px solid rgba(232, 36, 42, 0.2);
        }
        .category-card .info h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
        }
        .category-card .info p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .category-card .info .btn-sm {
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(232, 36, 42, 0.25);
        }
        .category-card .info .btn-sm:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 36, 42, 0.35);
            color: #fff;
        }

        @media (max-width: 768px) {
            .category-card {
                flex-direction: column;
                padding: 28px 24px;
                gap: 24px;
            }
            .category-card .cover-wrap {
                width: 100%;
                height: 200px;
            }
            .category-card .info h3 {
                font-size: 20px;
            }
        }

        /* ===== 最新资讯 (CMS列表) ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .news-card .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 13px;
            color: var(--text-dim);
        }
        .news-card .meta .cat {
            background: rgba(232, 36, 42, 0.1);
            color: var(--primary-light);
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }
        .news-card .meta .date {
            color: var(--text-dim);
        }
        .news-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 10px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex: 1;
        }
        .news-card .read-more {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary-light);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
            transition: var(--transition);
        }
        .news-card .read-more:hover {
            gap: 10px;
            color: var(--primary);
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-dim);
            font-size: 16px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-color);
        }

        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-card {
                padding: 20px 22px;
            }
            .news-card h3 {
                font-size: 16px;
            }
        }

        /* ===== 使用流程 ===== */
        .process-section {
            position: relative;
        }
        .process-section .section-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .process-section .container {
            position: relative;
            z-index: 1;
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .process-step {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 24px 28px;
            border: 1px solid var(--border-color);
            text-align: center;
            transition: var(--transition);
            position: relative;
        }
        .process-step::before {
            counter-increment: step;
            content: '0' counter(step);
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 40px;
            font-weight: 800;
            color: rgba(232, 36, 42, 0.08);
            line-height: 1;
            transition: var(--transition);
        }
        .process-step:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .process-step:hover::before {
            color: rgba(232, 36, 42, 0.18);
        }
        .process-step .icon-wrap {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(232, 36, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--primary-light);
            margin: 0 auto 18px;
            transition: var(--transition);
        }
        .process-step:hover .icon-wrap {
            background: rgba(232, 36, 42, 0.18);
            transform: scale(1.08);
        }
        .process-step h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
            .process-step {
                padding: 24px 18px;
            }
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .stat-item {
            text-align: center;
            padding: 36px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .stat-item .num {
            font-size: 40px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .stat-item .num .plus {
            font-size: 28px;
            -webkit-text-fill-color: var(--primary-light);
        }
        .stat-item .label {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .num {
                font-size: 30px;
            }
            .stat-item {
                padding: 24px 12px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-item.active {
            border-color: rgba(232, 36, 42, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 26px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-light);
            cursor: pointer;
            transition: var(--transition);
            gap: 16px;
            user-select: none;
        }
        .faq-question:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-question .icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(232, 36, 42, 0.08);
            color: var(--primary-light);
            transition: var(--transition);
            font-size: 14px;
        }
        .faq-item.active .faq-question .icon {
            transform: rotate(180deg);
            background: rgba(232, 36, 42, 0.18);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 26px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 26px 22px;
        }

        @media (max-width: 768px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 18px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background: var(--bg-mid);
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.06;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-title {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .cta-desc {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .btn-cta {
            padding: 16px 44px;
            font-size: 18px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 8px 32px rgba(232, 36, 42, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .btn-cta:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 48px rgba(232, 36, 42, 0.45);
            color: #fff;
        }
        .btn-cta-outline {
            padding: 16px 44px;
            font-size: 18px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: transparent;
            color: var(--text-light);
            border: 2px solid var(--border-light);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .btn-cta-outline:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            transform: translateY(-4px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 50px 0;
            }
            .cta-title {
                font-size: 26px;
            }
            .cta-desc {
                font-size: 16px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-cta,
            .btn-cta-outline {
                width: 100%;
                justify-content: center;
                padding: 14px 28px;
                font-size: 16px;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-mid);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 32px;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            gap: 32px;
        }
        .footer-brand {
            max-width: 300px;
        }
        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.7;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }
        .footer-links .col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .footer-links .col a {
            display: block;
            font-size: 14px;
            color: var(--text-dim);
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-links .col a:hover {
            color: var(--primary-light);
        }
        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-bottom a {
            color: var(--text-dim);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        @media (max-width: 768px) {
            .footer {
                padding: 32px 0 24px;
            }
            .footer-inner {
                flex-direction: column;
                gap: 24px;
            }
            .footer-links {
                gap: 24px;
                width: 100%;
            }
            .footer-links .col {
                flex: 1 1 40%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .footer-links .col {
                flex: 1 1 100%;
            }
        }

        /* ===== 滚动条美化 ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border-light);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-dim);
        }

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

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #e11d2f;
            --primary-dark: #b01424;
            --primary-light: #ff4a5a;
            --accent: #f5a623;
            --accent-dark: #d48f1a;
            --bg-dark: #0a0e17;
            --bg-card: #111827;
            --bg-section: #0f1729;
            --bg-section-alt: #1a2332;
            --text-light: #f1f5f9;
            --text-body: #c8d0dc;
            --text-muted: #7e8a9e;
            --border-color: #2a3444;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-hover: 0 12px 48px rgba(225, 29, 47, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container-max: 1200px;
            --header-h: 72px;
        }

        /* ===== 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(--text-body);
            background: var(--bg-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-light);
            margin-bottom: 0.5em;
        }
        p {
            margin-bottom: 1em;
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(10, 14, 23, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(42, 52, 68, 0.6);
            transition: background var(--transition), border-color var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            color: var(--text-light);
            text-decoration: none;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--text-light);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 900;
            color: #fff;
            letter-spacing: -0.5px;
            box-shadow: 0 4px 12px rgba(225, 29, 47, 0.35);
        }
        .logo-text {
            font-size: 20px;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, #f1f5f9 60%, var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 16px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 12px;
            }
        }

        .nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav a {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav a:hover {
            color: var(--text-light);
            background: rgba(225, 29, 47, 0.08);
        }
        .nav a.active {
            color: var(--text-light);
            background: rgba(225, 29, 47, 0.15);
        }
        .nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav a.nav-cta {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            gap: 6px;
            box-shadow: 0 4px 14px rgba(225, 29, 47, 0.3);
        }
        .nav a.nav-cta:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 24px rgba(225, 29, 47, 0.45);
            transform: translateY(-1px);
            color: #fff;
        }
        .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #fff;
            animation: livePulse 1.4s ease-in-out infinite;
            box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
        }
        @keyframes livePulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.85);
            }
        }

        /* Mobile menu toggle */
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            cursor: pointer;
            gap: 5px;
            padding: 8px;
            transition: border-color var(--transition);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-body);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle:hover span {
            background: var(--text-light);
        }
        .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: 768px) {
            .nav-toggle {
                display: flex;
            }
            .nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(10, 14, 23, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.35s ease;
                box-shadow: 0 24px 48px rgba(0, 0, 0, 0.6);
            }
            .nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .nav a {
                width: 100%;
                justify-content: center;
                padding: 12px 18px;
                font-size: 16px;
            }
            .nav a.active::after {
                bottom: 4px;
            }
            .nav a.nav-cta {
                margin-top: 4px;
            }
        }

        /* ===== Page Banner ===== */
        .page-banner {
            margin-top: var(--header-h);
            padding: 80px 0 60px;
            position: relative;
            background: linear-gradient(135deg, #0a0e17 0%, #111827 50%, #0f1729 100%);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner h1 {
            font-size: clamp(26px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            background: linear-gradient(135deg, #f1f5f9 60%, var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-banner .meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .page-banner .meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .page-banner .meta .category-tag {
            display: inline-block;
            padding: 2px 14px;
            background: rgba(225, 29, 47, 0.18);
            color: var(--primary-light);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }

        /* ===== Article Content ===== */
        .article-section {
            padding: 60px 0 80px;
            flex: 1;
        }
        .article-wrapper {
            max-width: 820px;
            margin: 0 auto;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 48px 56px;
            box-shadow: var(--shadow-card);
        }
        @media (max-width: 768px) {
            .article-wrapper {
                padding: 28px 20px;
            }
        }
        @media (max-width: 520px) {
            .article-wrapper {
                padding: 20px 16px;
                border-radius: var(--radius-md);
            }
        }

        .article-body {
            font-size: 16.5px;
            line-height: 1.85;
            color: var(--text-body);
        }
        .article-body h2 {
            font-size: 24px;
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            color: var(--text-light);
            border-left: 4px solid var(--primary);
            padding-left: 16px;
        }
        .article-body h3 {
            font-size: 20px;
            margin-top: 1.4em;
            margin-bottom: 0.5em;
            color: var(--text-light);
        }
        .article-body p {
            margin-bottom: 1.2em;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.2em;
            padding-left: 24px;
            list-style: disc;
        }
        .article-body ol {
            list-style: decimal;
        }
        .article-body li {
            margin-bottom: 0.4em;
        }
        .article-body a {
            color: var(--primary-light);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-body a:hover {
            color: var(--primary);
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-card);
        }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(225, 29, 47, 0.06);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-muted);
        }
        .article-body hr {
            border: none;
            height: 1px;
            background: var(--border-color);
            margin: 32px 0;
        }
        .article-body .highlight-box {
            background: rgba(245, 166, 35, 0.08);
            border: 1px solid rgba(245, 166, 35, 0.25);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 24px 0;
        }
        .article-body .highlight-box strong {
            color: var(--accent);
        }

        /* not found */
        .not-found-box {
            text-align: center;
            padding: 60px 20px;
        }
        .not-found-box .icon-big {
            font-size: 64px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .not-found-box h2 {
            font-size: 28px;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-muted);
            font-size: 16px;
            margin-bottom: 24px;
        }
        .not-found-box .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            box-shadow: 0 4px 14px rgba(225, 29, 47, 0.25);
        }
        .not-found-box .btn-back:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 28px rgba(225, 29, 47, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ===== Article Nav ===== */
        .article-nav {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-nav a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition);
        }
        .article-nav a:hover {
            background: rgba(225, 29, 47, 0.08);
            border-color: var(--primary);
            color: var(--text-light);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 60px 0 80px;
            background: linear-gradient(135deg, #0a0e17, #111827);
        }
        .cta-box {
            background: linear-gradient(145deg, rgba(225, 29, 47, 0.08), rgba(15, 23, 41, 0.9));
            border: 1px solid rgba(225, 29, 47, 0.2);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.06;
            pointer-events: none;
        }
        .cta-box h2 {
            font-size: clamp(24px, 3.5vw, 36px);
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }
        .cta-box p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 2;
        }
        .cta-box .btn-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .cta-box .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            box-shadow: 0 6px 20px rgba(225, 29, 47, 0.3);
            border: none;
            cursor: pointer;
        }
        .cta-box .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 32px rgba(225, 29, 47, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .cta-box .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            background: transparent;
            color: var(--text-light);
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            cursor: pointer;
        }
        .cta-box .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(225, 29, 47, 0.06);
            color: var(--primary-light);
        }

        @media (max-width: 520px) {
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box .btn-primary,
            .cta-box .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: #070b12;
            border-top: 1px solid var(--border-color);
            padding: 48px 0 28px;
            margin-top: auto;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1.2fr 2fr;
            gap: 48px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-color);
        }
        .footer-brand .logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 340px;
            line-height: 1.7;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .footer-links .col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .footer-links .col a {
            display: block;
            font-size: 14px;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-links .col a:hover {
            color: var(--primary-light);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .footer-links {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .footer {
                padding: 32px 0 20px;
            }
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-muted);
        }

        /* ===== Focus ===== */
        :focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* ===== Print ===== */
        @media print {
            .header,
            .footer,
            .cta-section,
            .article-nav {
                display: none !important;
            }
            .page-banner {
                margin-top: 0;
                padding: 40px 0;
                background: #fff;
                border-bottom: 1px solid #ddd;
            }
            .page-banner h1 {
                -webkit-text-fill-color: #111;
                color: #111;
                background: none;
            }
            .article-wrapper {
                box-shadow: none;
                border: 1px solid #ddd;
                background: #fff;
            }
            .article-body {
                color: #333;
            }
            body {
                background: #fff;
            }
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #2a4a7a;
            --accent: #f4a261;
            --bg-dark: #0d1b2a;
            --bg-mid: #1b2838;
            --bg-light: #f8f9fa;
            --bg-card: #ffffff;
            --bg-card-alt: #f0f3f7;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-light: #8a8aaa;
            --text-white: #ffffff;
            --border-color: #e2e8f0;
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
            --shadow-glow: 0 0 30px rgba(230, 57, 70, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --container-max: 1200px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-light);
            min-height: 100vh;
            padding-top: var(--header-h);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--primary);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }
        h1 {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.6rem);
        }
        h4 {
            font-size: 1.1rem;
        }
        p {
            margin-bottom: 0.8rem;
            color: var(--text-secondary);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Utility ===== */
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            position: relative;
            display: inline-block;
            margin-bottom: 12px;
        }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 4px;
            margin: 12px auto 0;
        }
        .section-title p {
            max-width: 640px;
            margin: 12px auto 0;
            font-size: 1.05rem;
            color: var(--text-secondary);
        }
        .badge {
            display: inline-block;
            padding: 4px 14px;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 20px;
            background: var(--primary);
            color: #fff;
            letter-spacing: 0.3px;
        }
        .badge-secondary {
            background: var(--secondary);
        }
        .badge-outline {
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
        }
        .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ff3b3b;
            animation: pulse-dot 1.6s ease-in-out infinite;
            margin-right: 6px;
            vertical-align: middle;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.3);
            }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
            text-align: center;
            justify-content: center;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border-color: var(--text-white);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-secondary {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
        }
        .btn-secondary:hover {
            background: var(--secondary-light);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 16px 40px;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 12px;
        }
        .mt-2 {
            margin-top: 24px;
        }
        .mt-3 {
            margin-top: 48px;
        }
        .mb-1 {
            margin-bottom: 12px;
        }
        .mb-2 {
            margin-bottom: 24px;
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(13, 27, 42, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--text-white);
            text-decoration: none;
        }
        .logo:hover {
            color: var(--primary-light);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
        }
        .logo-text {
            letter-spacing: 0.5px;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            text-decoration: none;
            transition: var(--transition);
            position: relative;
        }
        .nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav a.active {
            color: #fff;
            background: rgba(230, 57, 70, 0.25);
        }
        .nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 4px;
            background: var(--primary);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(230, 57, 70, 0.18) !important;
            border: 1px solid rgba(230, 57, 70, 0.35);
            color: #fff !important;
            font-weight: 600 !important;
        }
        .nav-cta:hover {
            background: rgba(230, 57, 70, 0.35) !important;
            border-color: var(--primary) !important;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 4px;
            transition: var(--transition);
        }

        /* ===== Hero / Banner ===== */
        .banner {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 80px 0 60px;
            overflow: hidden;
        }
        .banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 27, 42, 0.88) 40%, rgba(230, 57, 70, 0.30) 100%);
            z-index: 1;
        }
        .banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .banner h1 {
            color: var(--text-white);
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .banner h1 span {
            color: var(--primary-light);
        }
        .banner p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.15rem;
            max-width: 680px;
            margin: 0 auto 24px;
        }
        .banner .badge {
            font-size: 0.8rem;
            padding: 6px 20px;
            margin-bottom: 16px;
        }
        .banner-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Section Spacing ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-card-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: var(--text-white);
        }
        .section-dark p {
            color: rgba(255, 255, 255, 0.72);
        }

        /* ===== Cards Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 28px;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 24px;
        }
        .card-body h3 {
            margin-bottom: 8px;
            font-size: 1.15rem;
        }
        .card-body p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }
        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }
        .card-tags span {
            font-size: 0.75rem;
            padding: 3px 12px;
            border-radius: 16px;
            background: var(--bg-card-alt);
            color: var(--text-secondary);
            font-weight: 500;
        }
        .card-link {
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
        }
        .card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }
        .card-alt {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-light);
            backdrop-filter: blur(4px);
        }
        .card-alt .card-body h3 {
            color: #fff;
        }
        .card-alt .card-body p {
            color: rgba(255, 255, 255, 0.7);
        }
        .card-alt .card-tags span {
            background: rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.8);
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(230, 57, 70, 0.10);
            color: var(--primary);
            font-size: 1.6rem;
            transition: var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }
        .feature-card h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* ===== League List ===== */
        .league-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 16px;
        }
        .league-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            cursor: default;
        }
        .league-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
            border-color: var(--primary);
        }
        .league-item .icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-card-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .league-item .info {
            flex: 1;
        }
        .league-item .info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .league-item .info span {
            font-size: 0.78rem;
            color: var(--text-light);
        }
        .league-item .live-badge {
            font-size: 0.7rem;
            padding: 2px 10px;
            border-radius: 12px;
            background: rgba(230, 57, 70, 0.12);
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== Steps / Timeline ===== */
        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            counter-reset: step;
        }
        .step-item {
            counter-increment: step;
            text-align: center;
            position: relative;
            padding: 32px 20px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .step-item:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-4px);
        }
        .step-item::before {
            content: counter(step);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 16px;
            transition: var(--transition);
        }
        .step-item:hover::before {
            transform: scale(1.1);
            box-shadow: var(--shadow-glow);
        }
        .step-item h4 {
            color: #fff;
            font-size: 1.05rem;
            margin-bottom: 8px;
        }
        .step-item p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.88rem;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
        }
        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-primary);
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            gap: 16px;
        }
        .faq-question .icon {
            font-size: 1.1rem;
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }
        .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }
        .faq-item.open {
            box-shadow: var(--shadow-sm);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            padding: 80px 0;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(13, 27, 42, 0.82);
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.72);
            max-width: 600px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
        }
        .cta-section .btn {
            font-size: 1.05rem;
            padding: 16px 44px;
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-light);
            padding: 56px 0 28px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1.4fr 2fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            max-width: 360px;
            line-height: 1.6;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .footer-links .col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-links .col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-links .col a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ===== Mobile Responsive ===== */
        @media (max-width: 1024px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .footer-links {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
            }
            .nav a {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .nav a.active::after {
                width: 14px;
                bottom: 0;
            }
            .nav-toggle {
                display: flex;
            }
            .nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(13, 27, 42, 0.98);
                backdrop-filter: blur(12px);
                padding: 16px 24px;
                gap: 8px;
                border-bottom: 1px solid var(--border-light);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                box-shadow: var(--shadow-lg);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .nav.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .nav a {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
                font-size: 0.92rem;
            }
            .nav a.active::after {
                display: none;
            }
            .nav a.active {
                background: rgba(230, 57, 70, 0.2);
                border-radius: var(--radius-sm);
            }
            .nav-cta {
                justify-content: center;
            }
            .banner {
                min-height: 260px;
                padding: 60px 0 40px;
            }
            .banner h1 {
                font-size: clamp(1.6rem, 6vw, 2.2rem);
            }
            .banner p {
                font-size: 0.95rem;
            }
            .section {
                padding: 56px 0;
            }
            .card-grid {
                grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
                gap: 20px;
            }
            .feature-grid {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
                gap: 16px;
            }
            .league-grid {
                grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
                gap: 12px;
            }
            .steps {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .banner-actions {
                flex-direction: column;
                align-items: center;
            }
            .banner-actions .btn {
                width: 100%;
                max-width: 280px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
            }
            .league-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .footer-links .col h4 {
                font-size: 0.85rem;
            }
            .footer-links .col a {
                font-size: 0.8rem;
            }
            .banner {
                min-height: 220px;
                padding: 48px 0 32px;
            }
            .section-title {
                margin-bottom: 32px;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .section-title p {
                font-size: 0.9rem;
            }
        }

        /* ===== Focus & Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2.5px solid var(--primary-light);
            outline-offset: 3px;
            border-radius: 4px;
        }
        .btn:focus-visible {
            outline-color: #fff;
            outline-offset: 4px;
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }