/* roulang page: index */
/* ============ 设计变量 ============ */
        :root {
            --primary: #0a0e1a;
            --primary-light: #12182b;
            --primary-mid: #1a2340;
            --accent: #f04e30;
            --accent-hover: #d43d22;
            --accent-soft: rgba(240, 78, 48, 0.12);
            --gold: #f0b90b;
            --gold-light: #fcd535;
            --gold-soft: rgba(240, 185, 11, 0.1);
            --text-light: #e8eaef;
            --text-muted: #9ca3b8;
            --text-dark: #1a1d28;
            --text-body: #3d4355;
            --bg-page: #f5f6fa;
            --bg-card: #ffffff;
            --bg-dark-card: #111827;
            --bg-dark-section: #0d111f;
            --border: #e2e5ed;
            --border-light: #eef0f5;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.18), 0 8px 20px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.13), 0 4px 10px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-heading: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --nav-height: 64px;
            --max-width: 1240px;
        }

        /* ============ Reset & Base ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-body);
            background: var(--bg-page);
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-family: var(--font-heading);
            line-height: 1.3;
            color: var(--text-dark);
        }
        p {
            margin: 0 0 1em;
        }
        p:last-child {
            margin-bottom: 0;
        }

        /* ============ Container ============ */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 14, 26, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.97);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), #ff6b3d);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 900;
            color: #fff;
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: #fff;
            opacity: 0.9;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-links a.active {
            color: #fff;
            background: var(--accent);
            font-weight: 600;
        }
        .nav-links a.active:hover {
            background: var(--accent-hover);
            color: #fff;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-nav:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(240, 78, 48, 0.4);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }
        .mobile-menu-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        @media (max-width: 900px) {
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(10, 14, 26, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 24px 20px;
                transform: translateX(100%);
                transition: transform var(--transition-slow);
                z-index: 999;
                overflow-y: auto;
            }
            .nav-links.open {
                transform: translateX(0);
            }
            .nav-links a {
                padding: 14px 18px;
                border-radius: var(--radius);
                font-size: 1.05rem;
                justify-content: center;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .header-inner {
                padding: 0 18px;
            }
        }

        /* ============ Hero Section ============ */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--primary);
            overflow: hidden;
            padding-top: var(--nav-height);
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            min-height: calc(100vh - var(--nav-height));
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 40px 24px;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            padding-right: 20px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 20px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 0.88rem;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.03em;
        }
        .hero-badge .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(240, 78, 48, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(240, 78, 48, 0);
            }
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            letter-spacing: 0.01em;
            margin-bottom: 18px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent), #ff8c5a);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-desc {
            font-size: 1.12rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 480px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 700;
            background: var(--accent);
            color: #fff;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(240, 78, 48, 0.45);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: #fff;
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-2px);
        }
        .hero-visual {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 100%;
            min-height: 420px;
        }
        .hero-visual-inner {
            position: relative;
            width: 100%;
            height: 100%;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            min-height: 420px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-visual-inner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 26, 0.35) 0%, rgba(10, 14, 26, 0.05) 50%, rgba(10, 14, 26, 0.3) 100%);
            pointer-events: none;
        }
        .hero-glow {
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 78, 48, 0.25) 0%, transparent 70%);
            top: 20%;
            right: 10%;
            pointer-events: none;
            z-index: 1;
            animation: float-glow 6s ease-in-out infinite;
        }
        @keyframes float-glow {
            0%,
            100% {
                transform: translate(0, 0) scale(1);
            }
            33% {
                transform: translate(-20px, -30px) scale(1.1);
            }
            66% {
                transform: translate(15px, 20px) scale(0.9);
            }
        }
        .hero-stats-row {
            display: flex;
            gap: 30px;
            margin-top: 16px;
            flex-wrap: wrap;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-stat .stat-num {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.01em;
        }
        .hero-stat .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 30px;
                text-align: center;
                padding: 30px 24px 50px;
            }
            .hero-content {
                padding-right: 0;
                order: 1;
            }
            .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-stats-row {
                justify-content: center;
            }
            .hero-visual {
                order: 0;
                min-height: 280px;
            }
            .hero-visual-inner {
                min-height: 280px;
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .hero-badge {
                margin-left: auto;
                margin-right: auto;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.9rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-visual {
                min-height: 220px;
            }
            .hero-visual-inner {
                min-height: 220px;
                border-radius: var(--radius-lg);
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
                padding: 13px 24px;
            }
            .hero-stats-row {
                gap: 18px;
            }
            .hero-stat .stat-num {
                font-size: 1.3rem;
            }
        }

        /* ============ Sections General ============ */
        .section {
            padding: 70px 0;
        }
        .section-dark {
            background: var(--bg-dark-section);
            color: var(--text-light);
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-dark p {
            color: var(--text-muted);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-dark .section-subtitle {
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ============ Features Grid ============ */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background: var(--accent);
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: all var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: transparent;
        }
        .feature-card:hover::before {
            opacity: 1;
            width: 80px;
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: var(--accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: var(--accent);
            transition: all var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--accent);
            color: #fff;
            transform: scale(1.08);
        }
        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
        }
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ============ Category Entrance ============ */
        .category-entrance {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: center;
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .category-entrance-image {
            height: 100%;
            min-height: 320px;
            background-image: url('/assets/images/coverpic/cover-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .category-entrance-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.02) 100%);
        }
        .category-entrance-body {
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .category-entrance-body .cat-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 16px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 0.82rem;
            font-weight: 600;
            margin-bottom: 14px;
            width: fit-content;
        }
        .category-entrance-body h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .category-entrance-body p {
            color: var(--text-muted);
            font-size: 0.98rem;
            line-height: 1.6;
            margin-bottom: 24px;
        }
        .category-entrance-body .btn-primary {
            width: fit-content;
        }
        @media (max-width: 768px) {
            .category-entrance {
                grid-template-columns: 1fr;
            }
            .category-entrance-image {
                min-height: 220px;
                order: -1;
            }
            .category-entrance-body {
                padding: 28px 22px;
            }
            .category-entrance-body h3 {
                font-size: 1.35rem;
            }
        }

        /* ============ CMS News List ============ */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            cursor: pointer;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: transparent;
        }
        .news-card-thumb {
            width: 100px;
            height: 80px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            background-size: cover;
            background-position: center;
            background-color: #eef0f5;
        }
        .news-card-info {
            flex: 1;
            min-width: 0;
        }
        .news-card-info .news-cat {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 3px 10px;
            border-radius: 10px;
            margin-bottom: 8px;
        }
        .news-card-info h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-info .news-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 40px 20px;
            color: var(--text-muted);
            font-size: 1rem;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }
        @media (max-width: 768px) {
            .news-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-card {
                padding: 18px;
                gap: 14px;
            }
            .news-card-thumb {
                width: 80px;
                height: 64px;
            }
        }
        @media (max-width: 520px) {
            .news-card {
                flex-direction: column;
            }
            .news-card-thumb {
                width: 100%;
                height: 160px;
                border-radius: var(--radius);
            }
        }

        /* ============ Hot Games Grid ============ */
        .hot-games-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .game-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: transparent;
        }
        .game-card-image {
            width: 100%;
            height: 190px;
            object-fit: cover;
            background-color: #eef0f5;
        }
        .game-card-body {
            padding: 18px 20px 22px;
        }
        .game-card-body .game-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 10px;
            background: var(--gold-soft);
            color: var(--gold);
            margin-bottom: 8px;
        }
        .game-card-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
        }
        .game-card-body .game-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        @media (max-width: 1024px) {
            .hot-games-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .hot-games-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .game-card-image {
                height: 180px;
            }
        }

        /* ============ Process / Steps ============ */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .step-card {
            text-align: center;
            position: relative;
            z-index: 2;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }
        .step-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .step-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        @media (max-width: 1024px) {
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-row {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 14px;
            color: var(--text-dark);
            list-style: none;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-item .faq-answer {
            padding: 0 22px 20px;
            font-size: 0.94rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .faq-item:hover {
            border-color: #d0d5e0;
        }
        .faq-item[open] {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        /* ============ CTA Section ============ */
        .cta-section {
            text-align: center;
            padding: 60px 24px;
            background: linear-gradient(160deg, var(--bg-dark-section) 0%, #151d35 100%);
            border-radius: var(--radius-xl);
            margin: 0 24px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 78, 48, 0.18) 0%, transparent 70%);
            top: -80px;
            right: -120px;
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--text-muted);
            font-size: 1.05rem;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn-primary {
            position: relative;
            z-index: 1;
            font-size: 1.1rem;
            padding: 16px 38px;
            border-radius: 30px;
        }
        @media (max-width: 768px) {
            .cta-section {
                margin: 0 18px;
                padding: 44px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--bg-dark-section);
            color: var(--text-muted);
            padding: 50px 0 30px;
            margin-top: 0;
            border-top: 1px solid var(--border-dark);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 30px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: block;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            margin-top: 36px;
            padding-top: 22px;
            border-top: 1px solid var(--border-dark);
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ============ Utilities ============ */
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }

        /* ============ Scroll reveal simple ============ */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* body padding for fixed nav */
        body {
            padding-top: 0;
        }

/* roulang page: category1 */
:root {
            --primary: #6c3ce0;
            --primary-dark: #5528c7;
            --primary-light: #8b5cf6;
            --secondary: #ff6b35;
            --secondary-light: #ff8c5a;
            --gold: #f0c060;
            --gold-light: #f7d68a;
            --bg-dark: #0f0f1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-surface: #1e1e35;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --border-color: #2a2a45;
            --border-light: #353555;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.35);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
            --shadow-glow: 0 0 30px rgba(108,60,224,0.25);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --header-height: 60px;
            --container-max: 1200px;
            --container-padding: 24px;
        }

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

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

        body{
            font-family:var(--font-stack);
            font-size:16px;
            line-height:1.65;
            color:var(--text-primary);
            background:var(--bg-dark);
            min-height:100vh;
            overflow-x:hidden;
        }

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

        .container{
            width:100%;
            max-width:var(--container-max);
            margin:0 auto;
            padding:0 var(--container-padding);
        }

        .container--narrow{max-width:960px}
        .container--wide{max-width:1320px}

        /* ========== HEADER / NAV ========== */
        .site-header{
            position:sticky;
            top:0;
            z-index:1000;
            height:var(--header-height);
            background:rgba(15,15,26,0.92);
            backdrop-filter:blur(16px);
            -webkit-backdrop-filter:blur(16px);
            border-bottom:1px solid var(--border-color);
            transition:background var(--transition-base),box-shadow var(--transition-base);
        }
        .site-header.scrolled{box-shadow:var(--shadow-md)}

        .header-inner{
            display:flex;
            align-items:center;
            justify-content:space-between;
            height:100%;
            max-width:var(--container-max);
            margin:0 auto;
            padding:0 var(--container-padding);
        }

        .header-left{display:flex;align-items:center;gap:40px}
        .logo-group{display:flex;align-items:center;gap:10px;flex-shrink:0}
        .logo-icon{
            width:38px;
            height:38px;
            border-radius:var(--radius-sm);
            background:linear-gradient(135deg,var(--primary),var(--primary-light));
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:18px;
            color:#fff;
            font-weight:800;
            flex-shrink:0;
            box-shadow:0 4px 14px rgba(108,60,224,0.35);
        }
        .logo-text{
            font-size:18px;
            font-weight:700;
            color:var(--text-primary);
            letter-spacing:-0.3px;
            white-space:nowrap;
        }
        .logo-text span{color:var(--secondary);font-weight:800}

        .nav-links{display:flex;align-items:center;gap:6px}
        .nav-links a{
            padding:7px 16px;
            border-radius:20px;
            font-size:14px;
            font-weight:500;
            color:var(--text-secondary);
            transition:all var(--transition-fast);
            white-space:nowrap;
            position:relative;
        }
        .nav-links a:hover{color:var(--text-primary);background:rgba(108,60,224,0.1)}
        .nav-links a.active,.nav-links a[aria-current="page"]{
            color:#fff;
            background:var(--primary);
            font-weight:600;
            box-shadow:0 2px 12px rgba(108,60,224,0.3);
        }

        .header-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
        .btn-header{
            padding:8px 18px;
            border-radius:20px;
            font-size:13px;
            font-weight:600;
            background:var(--secondary);
            color:#fff;
            transition:all var(--transition-fast);
            white-space:nowrap;
            letter-spacing:0.3px;
        }
        .btn-header:hover{background:var(--secondary-light);transform:translateY(-1px);box-shadow:0 4px 16px rgba(255,107,53,0.35)}

        .mobile-menu-btn{
            display:none;
            flex-direction:column;
            gap:5px;
            background:none;
            padding:8px;
            border-radius:6px;
            cursor:pointer;
            transition:background var(--transition-fast);
        }
        .mobile-menu-btn:hover{background:rgba(255,255,255,0.05)}
        .mobile-menu-btn span{
            display:block;
            width:24px;
            height:2px;
            background:var(--text-primary);
            border-radius:2px;
            transition:all var(--transition-base);
        }
        .mobile-menu-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
        .mobile-menu-btn.open span:nth-child(2){opacity:0}
        .mobile-menu-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

        /* ========== PAGE BANNER ========== */
        .page-banner{
            position:relative;
            padding:60px 0 50px;
            background:linear-gradient(170deg, #1a1040 0%, #0f0f1a 40%, #1a1a2e 100%);
            overflow:hidden;
        }
        .page-banner::before{
            content:'';
            position:absolute;
            top:-80px;
            right:-120px;
            width:500px;
            height:500px;
            background:radial-gradient(circle, rgba(108,60,224,0.18) 0%, transparent 70%);
            border-radius:50%;
            pointer-events:none;
        }
        .page-banner::after{
            content:'';
            position:absolute;
            bottom:-60px;
            left:-80px;
            width:400px;
            height:400px;
            background:radial-gradient(circle, rgba(255,107,53,0.12) 0%, transparent 70%);
            border-radius:50%;
            pointer-events:none;
        }
        .page-banner .container{position:relative;z-index:2}
        .breadcrumb{
            display:flex;
            align-items:center;
            gap:8px;
            font-size:13px;
            color:var(--text-weak);
            margin-bottom:16px;
            flex-wrap:wrap;
        }
        .breadcrumb a{color:var(--text-secondary);transition:color var(--transition-fast)}
        .breadcrumb a:hover{color:var(--primary-light)}
        .breadcrumb .sep{color:var(--text-weak);font-size:11px}
        .breadcrumb .current{color:var(--text-primary);font-weight:500}

        .banner-title-group{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap}
        .banner-title{
            font-size:38px;
            font-weight:800;
            color:#fff;
            letter-spacing:-0.5px;
            line-height:1.2;
        }
        .banner-title .highlight{color:var(--secondary);position:relative}
        .banner-badge{
            display:inline-flex;
            align-items:center;
            gap:5px;
            padding:6px 14px;
            border-radius:20px;
            font-size:12px;
            font-weight:600;
            background:rgba(240,192,96,0.15);
            color:var(--gold);
            border:1px solid rgba(240,192,96,0.25);
            margin-bottom:4px;
            white-space:nowrap;
        }
        .banner-desc{
            margin-top:12px;
            font-size:15px;
            color:var(--text-secondary);
            max-width:600px;
            line-height:1.7;
        }
        .banner-stats-row{
            display:flex;
            gap:32px;
            margin-top:20px;
            flex-wrap:wrap;
        }
        .banner-stat{
            display:flex;
            align-items:center;
            gap:10px;
        }
        .banner-stat .stat-num{
            font-size:28px;
            font-weight:800;
            color:#fff;
            letter-spacing:-0.5px;
        }
        .banner-stat .stat-label{
            font-size:13px;
            color:var(--text-weak);
            line-height:1.3;
        }

        /* ========== SECTION COMMON ========== */
        .section{padding:60px 0}
        .section--alt{background:var(--bg-card)}
        .section--dark{background:var(--bg-dark)}
        .section-header{
            text-align:center;
            margin-bottom:40px;
        }
        .section-header--left{text-align:left}
        .section-eyebrow{
            display:inline-block;
            font-size:12px;
            font-weight:700;
            text-transform:uppercase;
            letter-spacing:1.5px;
            color:var(--primary-light);
            margin-bottom:8px;
        }
        .section-title{
            font-size:30px;
            font-weight:800;
            color:#fff;
            letter-spacing:-0.4px;
            line-height:1.3;
        }
        .section-title .accent{color:var(--secondary)}
        .section-subtitle{
            font-size:15px;
            color:var(--text-secondary);
            margin-top:8px;
            max-width:560px;
            margin-left:auto;
            margin-right:auto;
        }

        /* ========== GAME FILTER BAR ========== */
        .filter-bar{
            display:flex;
            align-items:center;
            gap:10px;
            flex-wrap:wrap;
            padding:16px 0;
            border-bottom:1px solid var(--border-color);
            margin-bottom:32px;
            justify-content:center;
        }
        .filter-chip{
            padding:8px 18px;
            border-radius:22px;
            font-size:13px;
            font-weight:500;
            color:var(--text-secondary);
            background:transparent;
            border:1px solid var(--border-light);
            cursor:pointer;
            transition:all var(--transition-fast);
            white-space:nowrap;
        }
        .filter-chip:hover{color:var(--text-primary);border-color:var(--primary);background:rgba(108,60,224,0.08)}
        .filter-chip.active{
            color:#fff;
            background:var(--primary);
            border-color:var(--primary);
            font-weight:600;
            box-shadow:var(--shadow-glow);
        }
        .filter-chip .chip-icon{margin-right:5px;font-size:11px}

        /* ========== GAME CARD GRID ========== */
        .game-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:20px;
        }
        .game-card{
            background:var(--bg-card);
            border-radius:var(--radius-lg);
            overflow:hidden;
            border:1px solid var(--border-color);
            transition:all var(--transition-base);
            cursor:pointer;
            position:relative;
        }
        .game-card:hover{
            transform:translateY(-6px);
            box-shadow:var(--shadow-lg);
            border-color:var(--primary);
            background:var(--bg-card-hover);
        }
        .game-card .card-img-wrap{
            position:relative;
            aspect-ratio:16/10;
            overflow:hidden;
            background:var(--bg-surface);
        }
        .game-card .card-img-wrap img{
            width:100%;
            height:100%;
            object-fit:cover;
            transition:transform var(--transition-slow);
        }
        .game-card:hover .card-img-wrap img{transform:scale(1.06)}
        .game-card .card-tag{
            position:absolute;
            top:12px;
            left:12px;
            padding:4px 10px;
            border-radius:14px;
            font-size:11px;
            font-weight:600;
            z-index:2;
            letter-spacing:0.3px;
        }
        .tag-hot{background:var(--secondary);color:#fff}
        .tag-new{background:var(--primary);color:#fff}
        .tag-recommend{background:var(--gold);color:#1a1a2e}
        .card-rank{
            position:absolute;
            top:12px;
            right:12px;
            width:32px;
            height:32px;
            border-radius:50%;
            background:rgba(0,0,0,0.65);
            backdrop-filter:blur(6px);
            color:#fff;
            font-weight:700;
            font-size:14px;
            display:flex;
            align-items:center;
            justify-content:center;
            z-index:2;
            border:2px solid rgba(255,255,255,0.2);
        }
        .card-rank.top1{border-color:var(--gold);color:var(--gold);font-size:16px}
        .card-rank.top2{border-color:#c0c0c0;color:#c0c0c0}
        .card-rank.top3{border-color:#cd7f32;color:#cd7f32}
        .game-card .card-body{padding:16px 18px}
        .game-card .card-title{
            font-size:16px;
            font-weight:700;
            color:#fff;
            margin-bottom:4px;
            letter-spacing:-0.2px;
        }
        .game-card .card-meta{
            font-size:12px;
            color:var(--text-weak);
            display:flex;
            align-items:center;
            gap:10px;
            flex-wrap:wrap;
        }
        .game-card .card-meta span{display:flex;align-items:center;gap:3px}
        .card-rating{color:var(--gold);font-weight:600}
        .card-bottom{
            display:flex;
            align-items:center;
            justify-content:space-between;
            margin-top:12px;
            padding-top:12px;
            border-top:1px solid var(--border-color);
        }
        .card-size{font-size:12px;color:var(--text-weak)}
        .card-btn{
            padding:6px 14px;
            border-radius:16px;
            font-size:12px;
            font-weight:600;
            background:var(--primary);
            color:#fff;
            transition:all var(--transition-fast);
        }
        .card-btn:hover{background:var(--primary-light);box-shadow:0 3px 12px rgba(108,60,224,0.3)}

        /* ========== TIMELINE ========== */
        .timeline{position:relative;padding-left:32px}
        .timeline::before{
            content:'';
            position:absolute;
            left:8px;
            top:0;
            bottom:0;
            width:2px;
            background:linear-gradient(to bottom,var(--primary),var(--secondary),transparent);
            border-radius:1px;
        }
        .timeline-item{
            position:relative;
            padding:0 0 32px 0;
        }
        .timeline-item:last-child{padding-bottom:0}
        .timeline-item::before{
            content:'';
            position:absolute;
            left:-28px;
            top:6px;
            width:14px;
            height:14px;
            border-radius:50%;
            background:var(--bg-dark);
            border:3px solid var(--primary);
            z-index:2;
            transition:all var(--transition-fast);
        }
        .timeline-item:hover::before{
            border-color:var(--secondary);
            box-shadow:0 0 14px rgba(255,107,53,0.4);
            transform:scale(1.2);
        }
        .timeline-date{
            font-size:12px;
            font-weight:600;
            color:var(--secondary);
            letter-spacing:0.5px;
            margin-bottom:4px;
        }
        .timeline-title{
            font-size:16px;
            font-weight:700;
            color:#fff;
            margin-bottom:2px;
        }
        .timeline-desc{
            font-size:13px;
            color:var(--text-secondary);
            line-height:1.6;
        }

        /* ========== COUNTDOWN BLOCK ========== */
        .countdown-block{
            background:linear-gradient(135deg, #1a1040 0%, #1e1448 40%, #1a1a2e 100%);
            border-radius:var(--radius-xl);
            padding:40px 36px;
            border:1px solid var(--border-light);
            position:relative;
            overflow:hidden;
            text-align:center;
        }
        .countdown-block::before{
            content:'';
            position:absolute;
            top:-40px;
            right:-60px;
            width:220px;
            height:220px;
            background:radial-gradient(circle, rgba(240,192,96,0.15) 0%, transparent 70%);
            border-radius:50%;
            pointer-events:none;
        }
        .countdown-label{
            font-size:13px;
            font-weight:600;
            color:var(--gold);
            letter-spacing:1px;
            text-transform:uppercase;
            position:relative;
            z-index:1;
        }
        .countdown-title{
            font-size:24px;
            font-weight:800;
            color:#fff;
            margin:8px 0;
            position:relative;
            z-index:1;
        }
        .countdown-timer{
            display:flex;
            gap:16px;
            justify-content:center;
            margin:20px 0;
            position:relative;
            z-index:1;
            flex-wrap:wrap;
        }
        .timer-unit{
            background:rgba(255,255,255,0.06);
            border:1px solid var(--border-light);
            border-radius:var(--radius-md);
            padding:14px 18px;
            min-width:70px;
            text-align:center;
        }
        .timer-num{font-size:32px;font-weight:800;color:#fff;line-height:1}
        .timer-label{font-size:11px;color:var(--text-weak);margin-top:4px;letter-spacing:0.5px}
        .countdown-cta{
            display:inline-block;
            padding:12px 28px;
            border-radius:24px;
            font-size:14px;
            font-weight:700;
            background:var(--secondary);
            color:#fff;
            letter-spacing:0.3px;
            transition:all var(--transition-base);
            position:relative;
            z-index:1;
        }
        .countdown-cta:hover{background:var(--secondary-light);transform:translateY(-2px);box-shadow:0 6px 22px rgba(255,107,53,0.4)}

        /* ========== FEATURE ROW ========== */
        .feature-row{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:20px;
        }
        .feature-card{
            background:var(--bg-card);
            border-radius:var(--radius-lg);
            padding:28px 22px;
            border:1px solid var(--border-color);
            text-align:center;
            transition:all var(--transition-base);
        }
        .feature-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-md);
            border-color:var(--primary);
        }
        .feature-icon{
            width:50px;
            height:50px;
            border-radius:var(--radius-md);
            background:linear-gradient(135deg,var(--primary),var(--primary-light));
            display:flex;
            align-items:center;
            justify-content:center;
            margin:0 auto 16px;
            font-size:22px;
            color:#fff;
            box-shadow:0 4px 16px rgba(108,60,224,0.3);
        }
        .feature-card h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:6px}
        .feature-card p{font-size:13px;color:var(--text-secondary);line-height:1.6}

        /* ========== FAQ ========== */
        .faq-list{max-width:780px;margin:0 auto}
        .faq-item{
            background:var(--bg-card);
            border-radius:var(--radius-md);
            border:1px solid var(--border-color);
            margin-bottom:12px;
            overflow:hidden;
            transition:all var(--transition-fast);
        }
        .faq-item:hover{border-color:var(--border-light)}
        .faq-question{
            width:100%;
            display:flex;
            align-items:center;
            justify-content:space-between;
            padding:18px 20px;
            background:none;
            color:#fff;
            font-size:15px;
            font-weight:600;
            text-align:left;
            cursor:pointer;
            transition:background var(--transition-fast);
        }
        .faq-question:hover{background:rgba(108,60,224,0.06)}
        .faq-question .faq-icon{
            font-size:18px;
            color:var(--primary-light);
            transition:transform var(--transition-base);
            flex-shrink:0;
        }
        .faq-item.open .faq-question .faq-icon{transform:rotate(45deg);color:var(--secondary)}
        .faq-answer{
            max-height:0;
            overflow:hidden;
            transition:max-height var(--transition-slow),padding var(--transition-slow);
        }
        .faq-item.open .faq-answer{max-height:300px}
        .faq-answer-inner{
            padding:0 20px 18px;
            font-size:14px;
            color:var(--text-secondary);
            line-height:1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section{
            background:linear-gradient(135deg,var(--primary-dark),var(--primary),var(--primary-light));
            border-radius:var(--radius-xl);
            padding:50px 40px;
            text-align:center;
            position:relative;
            overflow:hidden;
        }
        .cta-section::after{
            content:'';
            position:absolute;
            top:-60px;
            right:-80px;
            width:280px;
            height:280px;
            background:rgba(255,255,255,0.06);
            border-radius:50%;
            pointer-events:none;
        }
        .cta-section>*{position:relative;z-index:1}
        .cta-section h3{font-size:28px;font-weight:800;color:#fff;margin-bottom:8px}
        .cta-section p{font-size:15px;color:rgba(255,255,255,0.8);max-width:500px;margin:0 auto 24px;line-height:1.7}
        .cta-btn{
            display:inline-block;
            padding:14px 32px;
            border-radius:26px;
            font-size:15px;
            font-weight:700;
            background:#fff;
            color:var(--primary-dark);
            letter-spacing:0.3px;
            transition:all var(--transition-base);
            box-shadow:0 6px 24px rgba(0,0,0,0.2);
        }
        .cta-btn:hover{transform:translateY(-3px);box-shadow:0 10px 32px rgba(0,0,0,0.35);background:#f8f8ff}

        /* ========== FOOTER ========== */
        .site-footer{
            background:var(--bg-card);
            border-top:1px solid var(--border-color);
            padding:48px 0 24px;
            margin-top:20px;
        }
        .footer-grid{
            display:grid;
            grid-template-columns:2fr 1fr 1fr 1fr;
            gap:36px;
            margin-bottom:32px;
        }
        .footer-col h4{
            font-size:15px;
            font-weight:700;
            color:#fff;
            margin-bottom:14px;
            letter-spacing:-0.2px;
        }
        .footer-col p{font-size:13px;color:var(--text-secondary);line-height:1.7;margin-bottom:0}
        .footer-col a{
            display:block;
            font-size:13px;
            color:var(--text-secondary);
            padding:4px 0;
            transition:color var(--transition-fast);
        }
        .footer-col a:hover{color:var(--primary-light)}
        .footer-bottom{
            border-top:1px solid var(--border-color);
            padding-top:20px;
            text-align:center;
            font-size:12px;
            color:var(--text-weak);
        }

        /* ========== RESPONSIVE ========== */
        @media(max-width:1024px){
            .game-grid{grid-template-columns:repeat(2,1fr)}
            .feature-row{grid-template-columns:repeat(2,1fr)}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
            .banner-title{font-size:30px}
            .section-title{font-size:26px}
        }
        @media(max-width:768px){
            .header-inner{padding:0 16px}
            .nav-links{display:none;position:absolute;top:var(--header-height);left:0;right:0;background:rgba(15,15,26,0.97);backdrop-filter:blur(16px);flex-direction:column;padding:16px;gap:4px;border-bottom:1px solid var(--border-color);z-index:999}
            .nav-links.open{display:flex}
            .mobile-menu-btn{display:flex}
            .header-right .btn-header{display:none}
            .header-left{gap:20px}
            .game-grid{grid-template-columns:1fr;gap:16px}
            .feature-row{grid-template-columns:1fr 1fr;gap:14px}
            .banner-title{font-size:26px}
            .section-title{font-size:22px}
            .banner-stats-row{gap:20px}
            .banner-stat .stat-num{font-size:22px}
            .countdown-block{padding:28px 20px}
            .timer-num{font-size:24px}
            .timer-unit{min-width:56px;padding:10px 12px}
            .cta-section{padding:36px 24px}
            .cta-section h3{font-size:22px}
            .filter-bar{gap:6px}
            .filter-chip{padding:6px 12px;font-size:12px}
            .page-banner{padding:40px 0 36px}
            .section{padding:40px 0}
            .footer-grid{grid-template-columns:1fr;gap:24px}
            .banner-title-group{flex-direction:column;align-items:flex-start;gap:8px}
        }
        @media(max-width:520px){
            .feature-row{grid-template-columns:1fr}
            .banner-title{font-size:22px}
            .section-title{font-size:19px}
            .countdown-timer{gap:8px}
            .timer-unit{min-width:48px;padding:8px 10px}
            .timer-num{font-size:20px}
            .banner-stats-row{flex-direction:column;gap:8px}
            .game-card .card-body{padding:12px 14px}
            .game-card .card-title{font-size:14px}
            .timeline{padding-left:24px}
            .timeline-item::before{left:-20px;width:10px;height:10px}
            .timeline::before{left:5px}
        }

/* roulang page: article */
:root {
            --primary: #1b2d45;
            --primary-dark: #0f1c2e;
            --primary-light: #2a4568;
            --accent: #e8a850;
            --accent-dark: #c8892a;
            --accent-light: #f5d5a0;
            --ticket-red: #d94040;
            --ticket-red-dark: #b53030;
            --bg: #f5f3ef;
            --bg-warm: #faf8f5;
            --card-bg: #ffffff;
            --text: #2d2d2d;
            --text-secondary: #6e6e6e;
            --text-muted: #9a9590;
            --border: #e2ded6;
            --border-light: #ede9e2;
            --radius-sm: 6px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 4px rgba(0,0,0,0.04);
            --shadow: 0 4px 24px rgba(0,0,0,0.07);
            --shadow-lg: 0 8px 40px rgba(0,0,0,0.10);
            --shadow-xl: 0 16px 60px rgba(0,0,0,0.13);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1180px;
            --max-width-narrow: 820px;
            --nav-height: 62px;
        }
        *,*::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:1.7;color:var(--text);background:var(--bg);min-height:100vh;display:flex;flex-direction:column}
        a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}
        img{max-width:100%;height:auto;display:block}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        button{cursor:pointer;border:none;background:none}
        ul,ol{list-style:none}
        h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--primary-dark)}
        .container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}
        .container-narrow{max-width:var(--max-width-narrow);margin:0 auto;padding:0 24px}

        /* Header / Nav - 分屏联动紧凑导航 */
        .site-header{position:sticky;top:0;z-index:100;background:var(--card-bg);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);height:var(--nav-height);display:flex;align-items:center}
        .site-header .container{display:flex;align-items:center;justify-content:space-between;height:100%}
        .header-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.22rem;color:var(--primary);letter-spacing:-0.01em;white-space:nowrap}
        .header-brand .brand-icon{width:38px;height:38px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;font-weight:900;flex-shrink:0}
        .header-brand:hover{color:var(--primary-light)}
        .nav-links{display:flex;align-items:center;gap:6px}
        .nav-links a{display:inline-flex;align-items:center;padding:8px 18px;border-radius:var(--radius-sm);font-weight:600;font-size:0.95rem;color:var(--text-secondary);transition:all var(--transition-fast);position:relative;white-space:nowrap}
        .nav-links a:hover{color:var(--primary);background:rgba(27,45,69,0.04)}
        .nav-links a.active{color:var(--accent-dark);background:rgba(232,168,80,0.10);font-weight:700}
        .nav-links a.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:3px;border-radius:3px;background:var(--accent)}
        .nav-actions{display:flex;align-items:center;gap:10px}
        .btn-nav-cta{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:var(--radius-sm);font-weight:700;font-size:0.9rem;background:var(--accent);color:#fff;transition:all var(--transition-fast);white-space:nowrap}
        .btn-nav-cta:hover{background:var(--accent-dark);box-shadow:0 4px 14px rgba(200,137,42,0.35);transform:translateY(-1px)}
        .btn-nav-cta:active{transform:translateY(0)}
        .hamburger{display:none;flex-direction:column;gap:5px;padding:6px;cursor:pointer;z-index:101;background:none;border:none}
        .hamburger span{display:block;width:26px;height:2.5px;border-radius:3px;background:var(--primary);transition:all var(--transition-fast)}
        .hamburger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
        .hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
        .hamburger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
        .mobile-menu-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.45);z-index:98;opacity:0;transition:opacity var(--transition)}
        .mobile-menu-overlay.show{opacity:1}

        /* 内页 Banner */
        .inner-banner{position:relative;padding:56px 0;background:linear-gradient(150deg,var(--primary-dark) 0%,var(--primary) 40%,var(--primary-light) 100%);overflow:hidden;min-height:200px;display:flex;align-items:center}
        .inner-banner::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.18;mix-blend-mode:overlay}
        .inner-banner::after{content:'';position:absolute;bottom:0;left:0;right:0;height:60px;background:linear-gradient(to top,var(--bg) 0%,transparent 100%)}
        .inner-banner .container-narrow{position:relative;z-index:2;text-align:center}
        .inner-banner .banner-eyebrow{display:inline-block;padding:5px 14px;border-radius:20px;background:rgba(255,255,255,0.13);color:rgba(255,255,255,0.85);font-size:0.82rem;font-weight:600;letter-spacing:0.04em;margin-bottom:12px;backdrop-filter:blur(4px)}
        .inner-banner h1{color:#fff;font-size:2rem;font-weight:800;letter-spacing:-0.01em;margin:0;text-shadow:0 2px 12px rgba(0,0,0,0.25)}
        .inner-banner .banner-meta{color:rgba(255,255,255,0.7);font-size:0.9rem;margin-top:10px}

        /* 面包屑 */
        .breadcrumb-wrap{padding:16px 0;border-bottom:1px solid var(--border-light);background:var(--bg-warm)}
        .breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.88rem;color:var(--text-muted);flex-wrap:wrap}
        .breadcrumb a{color:var(--text-secondary);transition:color var(--transition-fast)}
        .breadcrumb a:hover{color:var(--accent-dark)}
        .breadcrumb .sep{color:var(--border);font-size:0.7rem}
        .breadcrumb .current{color:var(--primary);font-weight:600}

        /* 主内容区 */
        .article-main{padding:40px 0 60px}
        .article-layout{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start}

        /* 文章正文卡片 - 票券式设计 */
        .ticket-card{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:visible;position:relative;display:flex;min-height:300px}
        .ticket-card::before{content:'';position:absolute;top:18px;bottom:18px;left:-1px;width:8px;background:var(--ticket-red);border-radius:4px 0 0 4px;z-index:2}
        .ticket-card .ticket-notch{position:absolute;left:-13px;width:26px;height:26px;background:var(--bg);border-radius:50%;z-index:3;box-shadow:inset 0 1px 3px rgba(0,0,0,0.08)}
        .ticket-card .ticket-notch-top{top:56px}
        .ticket-card .ticket-notch-bottom{bottom:56px}
        .ticket-card-inner{padding:36px 32px 36px 40px;flex:1;min-width:0}
        .ticket-card .article-cover{margin:-10px -8px 24px -16px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
        .ticket-card .article-cover img{width:100%;height:auto;object-fit:cover;max-height:420px}
        .ticket-card .article-meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px}
        .ticket-card .meta-tag{display:inline-flex;align-items:center;gap:5px;padding:6px 14px;border-radius:20px;font-size:0.82rem;font-weight:600;letter-spacing:0.02em}
        .ticket-card .meta-tag-category{background:rgba(232,168,80,0.15);color:var(--accent-dark)}
        .ticket-card .meta-tag-time{background:rgba(27,45,69,0.06);color:var(--text-secondary);font-family:var(--font-mono);font-size:0.8rem}
        .ticket-card .meta-tag-dot{width:7px;height:7px;border-radius:50%;background:var(--ticket-red);flex-shrink:0}
        .ticket-card .article-title{font-size:1.65rem;font-weight:800;color:var(--primary-dark);margin-bottom:8px;letter-spacing:-0.01em;line-height:1.35}
        .ticket-card .article-excerpt{color:var(--text-secondary);font-size:0.98rem;line-height:1.7;margin-bottom:24px;padding-bottom:20px;border-bottom:1px dashed var(--border-light)}
        .ticket-card .article-body{color:var(--text);font-size:1rem;line-height:1.85}
        .ticket-card .article-body p{margin-bottom:1.2em}
        .ticket-card .article-body h2{font-size:1.35rem;margin:1.6em 0 0.7em;color:var(--primary)}
        .ticket-card .article-body h3{font-size:1.15rem;margin:1.4em 0 0.6em;color:var(--primary-dark)}
        .ticket-card .article-body ul,.ticket-card .article-body ol{margin:0.8em 0 1.2em;padding-left:1.4em}
        .ticket-card .article-body li{margin-bottom:0.4em}
        .ticket-card .article-body img{border-radius:var(--radius);margin:1.2em 0;box-shadow:var(--shadow-sm)}
        .ticket-card .article-body blockquote{border-left:4px solid var(--accent);padding:12px 18px;margin:1.2em 0;background:rgba(232,168,80,0.06);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-secondary);font-style:italic}
        .ticket-card .article-body a{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px;font-weight:600}
        .ticket-card .article-body a:hover{color:var(--ticket-red)}

        /* 侧边栏 */
        .article-sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:calc(var(--nav-height) + 24px)}
        .sidebar-card{background:var(--card-bg);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light)}
        .sidebar-card h3{font-size:1.05rem;font-weight:700;color:var(--primary-dark);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--accent-light);display:flex;align-items:center;gap:8px}
        .sidebar-card h3 .icon-dot{width:8px;height:8px;border-radius:50%;background:var(--ticket-red);flex-shrink:0}
        .sidebar-card .side-game-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border-light);transition:all var(--transition-fast)}
        .sidebar-card .side-game-item:last-child{border-bottom:none}
        .sidebar-card .side-game-item:hover{transform:translateX(3px)}
        .sidebar-card .side-game-item img{width:48px;height:48px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0;box-shadow:var(--shadow-sm)}
        .sidebar-card .side-game-item .side-info{min-width:0}
        .sidebar-card .side-game-item .side-name{font-weight:700;font-size:0.9rem;color:var(--primary-dark);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .sidebar-card .side-game-item .side-desc{font-size:0.78rem;color:var(--text-muted);margin-top:2px}
        .sidebar-tags{display:flex;flex-wrap:wrap;gap:8px}
        .sidebar-tags span{display:inline-block;padding:5px 12px;border-radius:16px;font-size:0.78rem;font-weight:600;background:rgba(27,45,69,0.05);color:var(--text-secondary);cursor:default;transition:all var(--transition-fast)}
        .sidebar-tags span:hover{background:rgba(232,168,80,0.15);color:var(--accent-dark)}

        /* 相关推荐 */
        .related-section{padding:48px 0 60px;background:var(--bg-warm);border-top:1px solid var(--border-light)}
        .related-section .section-label{display:inline-flex;align-items:center;gap:8px;font-size:0.82rem;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--ticket-red);margin-bottom:8px}
        .related-section .section-label::before{content:'';width:18px;height:2px;background:var(--ticket-red);border-radius:2px}
        .related-section h2{font-size:1.6rem;font-weight:800;color:var(--primary-dark);margin-bottom:28px}
        .related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
        .related-card{background:var(--card-bg);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition);border:1px solid var(--border-light);display:flex;flex-direction:column}
        .related-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--accent-light)}
        .related-card .related-img{aspect-ratio:16/10;overflow:hidden;position:relative}
        .related-card .related-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
        .related-card:hover .related-img img{transform:scale(1.06)}
        .related-card .related-img .related-cat{position:absolute;top:10px;left:10px;padding:4px 10px;border-radius:12px;font-size:0.72rem;font-weight:700;background:rgba(0,0,0,0.6);color:#fff;backdrop-filter:blur(4px)}
        .related-card .related-body{padding:16px 18px 20px;flex:1;display:flex;flex-direction:column}
        .related-card .related-body h4{font-size:0.95rem;font-weight:700;color:var(--primary-dark);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px}
        .related-card .related-body p{font-size:0.8rem;color:var(--text-muted);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
        .related-card .related-body .related-time{font-size:0.73rem;color:var(--text-muted);margin-top:10px;font-family:var(--font-mono)}

        /* CTA 区域 */
        .cta-section{padding:56px 0;background:linear-gradient(160deg,var(--primary) 0%,var(--primary-dark) 100%);text-align:center;position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.10;mix-blend-mode:soft-light}
        .cta-section .container-narrow{position:relative;z-index:2}
        .cta-section h2{color:#fff;font-size:1.7rem;font-weight:800;margin-bottom:12px}
        .cta-section p{color:rgba(255,255,255,0.75);font-size:1rem;margin-bottom:28px;max-width:500px;margin-left:auto;margin-right:auto}
        .cta-section .btn-cta-large{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;border-radius:var(--radius);font-weight:700;font-size:1.05rem;background:var(--accent);color:#fff;transition:all var(--transition);box-shadow:0 6px 24px rgba(200,137,42,0.4)}
        .cta-section .btn-cta-large:hover{background:var(--accent-dark);box-shadow:0 10px 32px rgba(200,137,42,0.55);transform:translateY(-2px)}
        .cta-section .btn-cta-large:active{transform:translateY(0)}

        /* 空状态 */
        .empty-state{text-align:center;padding:60px 24px}
        .empty-state .empty-icon{font-size:3.5rem;margin-bottom:16px;opacity:0.5}
        .empty-state h2{font-size:1.5rem;color:var(--primary-dark);margin-bottom:8px}
        .empty-state p{color:var(--text-muted);margin-bottom:24px}
        .empty-state .btn-back{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:var(--radius-sm);font-weight:600;background:var(--accent);color:#fff;transition:all var(--transition-fast)}
        .empty-state .btn-back:hover{background:var(--accent-dark);box-shadow:var(--shadow)}

        /* Footer */
        .site-footer{background:var(--primary-dark);color:rgba(255,255,255,0.7);padding:48px 0 0;margin-top:auto}
        .site-footer .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,0.1)}
        .site-footer h4{color:#fff;font-size:1rem;font-weight:700;margin-bottom:14px;letter-spacing:0.02em}
        .site-footer p{font-size:0.88rem;line-height:1.7;margin-bottom:6px}
        .site-footer .footer-col a{display:block;font-size:0.88rem;color:rgba(255,255,255,0.6);padding:4px 0;transition:color var(--transition-fast)}
        .site-footer .footer-col a:hover{color:var(--accent-light)}
        .site-footer .footer-bottom{text-align:center;padding:20px 0;font-size:0.82rem;color:rgba(255,255,255,0.4)}

        /* 响应式 */
        @media(max-width:1024px){
            .article-layout{grid-template-columns:1fr;gap:28px}
            .article-sidebar{position:static;flex-direction:row;flex-wrap:wrap;gap:16px}
            .article-sidebar .sidebar-card{flex:1;min-width:240px}
            .related-grid{grid-template-columns:repeat(3,1fr)}
        }
        @media(max-width:768px){
            .nav-links{position:fixed;top:0;right:-280px;width:280px;height:100vh;background:var(--card-bg);flex-direction:column;padding:80px 24px 32px;gap:4px;box-shadow:var(--shadow-xl);transition:right var(--transition);z-index:99;overflow-y:auto}
            .nav-links.open{right:0}
            .nav-links a{width:100%;padding:12px 16px;border-radius:var(--radius-sm);font-size:1rem}
            .hamburger{display:flex}
            .mobile-menu-overlay{display:block;pointer-events:none}
            .mobile-menu-overlay.show{pointer-events:auto}
            .btn-nav-cta{display:none}
            .header-brand{font-size:1.05rem}
            .header-brand .brand-icon{width:32px;height:32px;font-size:0.9rem}
            .inner-banner{padding:40px 0;min-height:160px}
            .inner-banner h1{font-size:1.4rem}
            .ticket-card-inner{padding:24px 18px 24px 28px}
            .ticket-card::before{left:-1px;width:6px}
            .ticket-card .ticket-notch{left:-10px;width:20px;height:20px}
            .ticket-card .ticket-notch-top{top:40px}
            .ticket-card .ticket-notch-bottom{bottom:40px}
            .ticket-card .article-title{font-size:1.3rem}
            .related-grid{grid-template-columns:repeat(2,1fr);gap:14px}
            .site-footer .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
            .cta-section h2{font-size:1.35rem}
        }
        @media(max-width:520px){
            .container{padding:0 14px}
            .container-narrow{padding:0 14px}
            .inner-banner{padding:32px 0;min-height:140px}
            .inner-banner h1{font-size:1.2rem}
            .ticket-card-inner{padding:20px 14px 20px 22px}
            .ticket-card::before{width:4px;left:0}
            .ticket-card .ticket-notch{display:none}
            .ticket-card .article-title{font-size:1.15rem}
            .ticket-card .article-meta-row{gap:8px}
            .ticket-card .meta-tag{padding:4px 10px;font-size:0.74rem}
            .related-grid{grid-template-columns:1fr 1fr;gap:10px}
            .related-card .related-body{padding:12px 14px 16px}
            .related-card .related-body h4{font-size:0.85rem}
            .article-sidebar{flex-direction:column}
            .article-sidebar .sidebar-card{min-width:auto}
            .site-footer .footer-grid{grid-template-columns:1fr;gap:20px}
            .cta-section{padding:40px 0}
            .cta-section h2{font-size:1.2rem}
            .cta-section .btn-cta-large{padding:12px 24px;font-size:0.95rem}
        }