/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6c3cf1;
            --primary-light: #8b5cf6;
            --primary-dark: #4f2bbd;
            --secondary: #f59e0b;
            --secondary-light: #fbbf24;
            --accent: #ec4899;
            --bg-dark: #0f0b1a;
            --bg-card: #1a1530;
            --bg-card-hover: #221d3a;
            --bg-section: #120e22;
            --bg-section-alt: #1b1635;
            --text-main: #f1f0f7;
            --text-secondary: #a8a3c7;
            --text-muted: #6b6590;
            --border-color: #2d2648;
            --border-glow: rgba(108, 60, 241, 0.3);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 30px rgba(108, 60, 241, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container: 1200px;
            --header-height: 72px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::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-main);
            background: var(--bg-dark);
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        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(--text-main);
        }

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

        /* ===== 分割线 ===== */
        .divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 4px;
            margin: 16px 0 24px;
        }
        .divider-center {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(108, 60, 241, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(108, 60, 241, 0.5);
            color: #fff;
            border-color: var(--primary-light);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(108, 60, 241, 0.3);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border-color: var(--border-color);
        }
        .btn-secondary:hover {
            border-color: var(--primary-light);
            color: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(108, 60, 241, 0.15);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-ghost {
            background: rgba(108, 60, 241, 0.1);
            color: var(--primary-light);
            border-color: transparent;
        }
        .btn-ghost:hover {
            background: rgba(108, 60, 241, 0.2);
            color: var(--secondary-light);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
        }
        .btn .fa-arrow-right {
            transition: transform var(--transition);
        }
        .btn:hover .fa-arrow-right {
            transform: translateX(4px);
        }

        /* ===== 标签 / 徽章 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.3px;
            background: rgba(108, 60, 241, 0.15);
            color: var(--primary-light);
            border: 1px solid rgba(108, 60, 241, 0.25);
        }
        .badge-hot {
            background: rgba(236, 72, 153, 0.15);
            color: var(--accent);
            border-color: rgba(236, 72, 153, 0.25);
        }
        .badge-new {
            background: rgba(245, 158, 11, 0.15);
            color: var(--secondary);
            border-color: rgba(245, 158, 11, 0.25);
        }
        .badge-rank {
            background: rgba(108, 60, 241, 0.2);
            color: var(--secondary-light);
            border-color: rgba(108, 60, 241, 0.3);
            font-size: 13px;
            padding: 2px 12px;
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }
        .card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(108, 60, 241, 0.3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }
        .card-img {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
        }
        .card-img img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-img img {
            transform: scale(1.05);
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 12px;
        }
        .card-meta i {
            color: var(--primary-light);
        }
        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        /* ===== 网格 ===== */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== Header / 导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(15, 11, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(45, 38, 72, 0.6);
            transition: background var(--transition);
        }
        .header.scrolled {
            background: rgba(15, 11, 26, 0.98);
            border-bottom-color: var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.5px;
        }
        .logo i {
            color: var(--primary-light);
            font-size: 28px;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary-light), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo:hover {
            color: var(--text-main);
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav a {
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
        }
        .nav a:hover {
            color: var(--text-main);
            background: rgba(108, 60, 241, 0.08);
        }
        .nav a.active {
            color: var(--primary-light);
            background: rgba(108, 60, 241, 0.12);
        }
        .nav a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .nav-cta {
            padding: 8px 20px !important;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
            color: #fff !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
        }
        .nav-cta:hover {
            box-shadow: 0 4px 20px rgba(108, 60, 241, 0.4) !important;
            transform: translateY(-1px);
            color: #fff !important;
            background: linear-gradient(135deg, var(--primary-light), var(--primary)) !important;
        }

        /* Mega Dropdown */
        .nav-mega {
            position: relative;
        }
        .nav-mega>a {
            padding-right: 28px !important;
        }
        .nav-mega>a .fa-chevron-down {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 10px;
            transition: transform var(--transition);
        }
        .nav-mega:hover>a .fa-chevron-down {
            transform: translateY(-50%) rotate(180deg);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 8px);
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            min-width: 480px;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: all var(--transition);
            box-shadow: var(--shadow-lg);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
        }
        .nav-mega:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(-50%) translateY(0);
        }
        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .mega-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .mega-item:hover {
            background: rgba(108, 60, 241, 0.08);
            border-color: rgba(108, 60, 241, 0.15);
        }
        .mega-item i {
            font-size: 20px;
            color: var(--primary-light);
            width: 32px;
            text-align: center;
        }
        .mega-item .mega-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }
        .mega-item .mega-sub {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 汉堡菜单 */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            background: none;
            border: none;
        }
        .hamburger span {
            width: 26px;
            height: 2.5px;
            background: var(--text-main);
            border-radius: 4px;
            transition: all var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(15, 11, 26, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                opacity: 0;
                transition: all var(--transition);
                pointer-events: none;
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
            }
            .nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 16px;
            }
            .nav a.active::after {
                display: none;
            }
            .nav-cta {
                text-align: center;
                margin-top: 8px;
            }
            .nav-mega .mega-panel {
                position: static;
                transform: none;
                min-width: auto;
                opacity: 1;
                visibility: visible;
                pointer-events: auto;
                box-shadow: none;
                padding: 12px 16px;
                margin-top: 8px;
                background: rgba(255, 255, 255, 0.03);
                display: none;
            }
            .nav-mega.open .mega-panel {
                display: block;
            }
            .mega-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            padding: 120px 0 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: 0.25;
            z-index: 0;
        }
        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 11, 26, 0.92) 0%, rgba(15, 11, 26, 0.6) 50%, rgba(108, 60, 241, 0.15) 100%);
        }
        .hero-glow {
            position: absolute;
            top: -20%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(108, 60, 241, 0.15), transparent 70%);
            border-radius: 50%;
            z-index: 0;
            pointer-events: none;
        }
        .hero-glow-2 {
            position: absolute;
            bottom: -10%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.08), transparent 70%);
            border-radius: 50%;
            z-index: 0;
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 1;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            background: rgba(108, 60, 241, 0.12);
            border: 1px solid rgba(108, 60, 241, 0.2);
            color: var(--primary-light);
            margin-bottom: 20px;
        }
        .hero-badge i {
            font-size: 14px;
        }
        .hero-title {
            font-size: clamp(36px, 6vw, 68px);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--primary-light), var(--secondary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: clamp(16px, 2vw, 20px);
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 36px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(45, 38, 72, 0.5);
        }
        .hero-stat h3 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-main);
        }
        .hero-stat h3 span {
            color: var(--secondary);
        }
        .hero-stat p {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .hero {
                min-height: auto;
                padding: 100px 0 60px;
            }
            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
            }
            .hero-stat h3 {
                font-size: 22px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-section);
        }
        .section-alt-2 {
            background: var(--bg-section-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            letter-spacing: -0.5px;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 12px auto 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ===== 分类入口 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }
        .category-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
        }
        .category-card:hover {
            transform: translateY(-6px);
            border-color: rgba(108, 60, 241, 0.3);
            box-shadow: var(--shadow-glow);
            background: var(--bg-card-hover);
        }
        .category-card .icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            background: rgba(108, 60, 241, 0.12);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary-light);
            transition: all var(--transition);
        }
        .category-card:hover .icon {
            background: rgba(108, 60, 241, 0.2);
            transform: scale(1.05);
        }
        .category-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .category-card .badge {
            margin-top: 12px;
        }

        /* ===== 特色 / 功能区块 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            transition: all 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(--secondary));
            opacity: 0;
            transition: opacity var(--transition);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            border-color: rgba(108, 60, 241, 0.25);
            box-shadow: var(--shadow-glow);
        }
        .feature-card .icon {
            width: 48px;
            height: 48px;
            background: rgba(108, 60, 241, 0.1);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary-light);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== 最新资讯列表（CMS 区域） ===== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }
        .news-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            border-color: rgba(108, 60, 241, 0.25);
            box-shadow: var(--shadow-glow);
        }
        .news-card .news-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover .news-img {
            transform: scale(1.05);
        }
        .news-card .news-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-category {
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }
        .news-card .news-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text-main);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-title a {
            color: inherit;
        }
        .news-card .news-title a:hover {
            color: var(--primary-light);
        }
        .news-card .news-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 12px;
            border-top: 1px solid rgba(45, 38, 72, 0.4);
        }
        .news-card .news-meta i {
            margin-right: 4px;
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 40px 20px;
            color: var(--text-muted);
            font-size: 15px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-color);
        }
        .news-empty i {
            font-size: 36px;
            color: var(--text-muted);
            margin-bottom: 16px;
            display: block;
        }

        /* ===== 数据 / 流程 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }
        .stat-item:hover {
            border-color: rgba(108, 60, 241, 0.25);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }
        .stat-item .num {
            font-size: 40px;
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary-light), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .stat-item .label {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 8px;
        }
        .stat-item .sub {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 图文区块 ===== */
        .feature-image-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .feature-image-block .text h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .feature-image-block .text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .feature-image-block .image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .feature-image-block .image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 16px;
        }
        .feature-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 15px;
            color: var(--text-secondary);
        }
        .feature-list li i {
            color: var(--secondary);
            font-size: 16px;
        }
        @media (max-width: 768px) {
            .feature-image-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .feature-image-block.reverse {
                direction: ltr;
            }
            .feature-image-block .image img {
                aspect-ratio: 16/9;
            }
        }

        /* ===== FAQ ===== */
        .faq-grid {
            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: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(108, 60, 241, 0.2);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary-light);
        }
        .faq-question .fa-chevron-down {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .fa-chevron-down {
            transform: rotate(180deg);
            color: var(--primary-light);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.4s ease;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            padding: 0 24px 20px;
            max-height: 300px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-section-alt);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(108, 60, 241, 0.1), transparent 70%);
            border-radius: 50%;
        }
        .cta-box {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 64px 40px;
            background: linear-gradient(135deg, rgba(108, 60, 241, 0.08), rgba(245, 158, 11, 0.05));
            border: 1px solid rgba(108, 60, 241, 0.15);
            border-radius: var(--radius-lg);
        }
        .cta-box h2 {
            font-size: clamp(26px, 3.5vw, 38px);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-box p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        @media (max-width: 768px) {
            .cta-box {
                padding: 40px 24px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .cta-actions .btn {
                width: 100%;
                max-width: 300px;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(108, 60, 241, 0.08);
            border-radius: 10px;
            color: var(--text-secondary);
            font-size: 18px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .footer-social a:hover {
            background: rgba(108, 60, 241, 0.15);
            color: var(--primary-light);
            border-color: rgba(108, 60, 241, 0.2);
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-main);
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(45, 38, 72, 0.4);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 回到顶部 ===== */
        .back-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            box-shadow: 0 4px 20px rgba(108, 60, 241, 0.4);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: all var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .back-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-top:hover {
            background: var(--primary-light);
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(108, 60, 241, 0.5);
        }

        /* ===== 焦点可访问性 ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 3px;
        }

        /* ===== 滚动条 ===== */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-muted);
        }

        /* ===== 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: category1 */
/* ===== 设计变量 ===== */
:root {
    --primary: #6c5ce7;
    --primary-dark: #5a4bd1;
    --primary-light: #8b7cf7;
    --secondary: #00d4ff;
    --secondary-dark: #00b8e6;
    --accent: #ff2d55;
    --accent-glow: rgba(108, 92, 231, 0.3);
    --bg-dark: #0a0a1a;
    --bg-card: #12122a;
    --bg-card-hover: #1a1a3e;
    --bg-section: #0e0e22;
    --bg-section-alt: #14142e;
    --text-primary: #f0f0f8;
    --text-secondary: #b8b8d0;
    --text-muted: #7a7a9a;
    --border-color: #2a2a4a;
    --border-glow: rgba(108, 92, 231, 0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 30px rgba(108, 92, 231, 0.15);
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
    --container-width: 1200px;
    --header-height: 72px;
}

/* ===== 基础 Reset ===== */
*, *::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-dark);
    min-height: 100vh;
    overflow-x: hidden;
}
a { color: var(--secondary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }
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: 1.25; font-weight: 700; color: var(--text-primary); }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
p { color: var(--text-secondary); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
::selection { background: var(--primary); color: #fff; }
:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; border-radius: 4px; }

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

/* ===== 通用组件 ===== */
.section {
    padding: 80px 0;
    position: relative;
}
.section-alt { background: var(--bg-section-alt); }
.section-dark { background: var(--bg-section); }
.section-title {
    text-align: center;
    margin-bottom: 16px;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 640px;
    margin: 0 auto 48px auto;
    line-height: 1.6;
}
.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    margin: 0 auto 24px auto;
}
/* 网格 */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 20px; }
}

/* ===== 卡片 ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity var(--transition);
}
.card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}
.card:hover::before { opacity: 1; }
.card-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(108, 92, 231, 0.12);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    color: var(--primary-light);
    margin-bottom: 16px;
    transition: all var(--transition);
}
.card:hover .card-icon {
    background: rgba(108, 92, 231, 0.25);
    transform: scale(1.05);
}
.card h3 { margin-bottom: 10px; font-weight: 700; }
.card p { color: var(--text-muted); font-size: 0.92rem; line-height: 1.6; }

/* ===== 徽章/标签 ===== */
.badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    background: rgba(108, 92, 231, 0.15);
    color: var(--primary-light);
    border: 1px solid rgba(108, 92, 231, 0.2);
    transition: all var(--transition);
}
.badge:hover { background: rgba(108, 92, 231, 0.25); }
.badge-hot { background: rgba(255, 45, 85, 0.15); color: var(--accent); border-color: rgba(255, 45, 85, 0.2); }
.badge-new { background: rgba(0, 212, 255, 0.15); color: var(--secondary); border-color: rgba(0, 212, 255, 0.2); }

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
    text-decoration: none;
    letter-spacing: 0.2px;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(108, 92, 231, 0.45);
    color: #fff;
}
.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}
.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: rgba(108, 92, 231, 0.08);
    transform: translateY(-2px);
}
.btn-accent {
    background: linear-gradient(135deg, var(--accent), #e61d4d);
    color: #fff;
    box-shadow: 0 4px 16px rgba(255, 45, 85, 0.3);
}
.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(255, 45, 85, 0.45);
    color: #fff;
}
.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

/* ===== Header / Nav ===== */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(10, 10, 26, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(42, 42, 74, 0.5);
    height: var(--header-height);
    transition: all var(--transition);
}
.header.scrolled { background: rgba(10, 10, 26, 0.96); box-shadow: 0 4px 30px rgba(0,0,0,0.5); }
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.3px;
}
.logo i { color: var(--primary-light); font-size: 1.6rem; }
.logo span { background: linear-gradient(135deg, var(--text-primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo:hover { color: var(--text-primary); }
.nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav > a {
    padding: 8px 16px;
    border-radius: 100px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition);
    text-decoration: none;
    position: relative;
}
.nav > a:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }
.nav > a.active {
    color: var(--text-primary);
    background: rgba(108, 92, 231, 0.15);
    box-shadow: inset 0 0 0 1px rgba(108, 92, 231, 0.2);
}
.nav > a.nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    padding: 10px 22px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(108, 92, 231, 0.25);
}
.nav > a.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(108, 92, 231, 0.4);
}

/* Mega Menu */
.nav-mega { position: relative; }
.nav-mega > a {
    padding: 8px 16px;
    border-radius: 100px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}
.nav-mega > a:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }
.nav-mega > a i { font-size: 0.65rem; transition: transform var(--transition); }
.nav-mega:hover > a i { transform: rotate(180deg); }
.mega-panel {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: rgba(18, 18, 42, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    min-width: 480px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    box-shadow: var(--shadow-lg);
}
.nav-mega:hover .mega-panel {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.mega-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.mega-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    text-decoration: none;
    color: var(--text-primary);
}
.mega-item:hover { background: rgba(108, 92, 231, 0.1); }
.mega-item i { font-size: 1.2rem; color: var(--primary-light); width: 28px; text-align: center; }
.mega-text { font-weight: 600; font-size: 0.92rem; color: var(--text-primary); }
.mega-sub { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }

/* Mobile toggle */
.nav-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.5rem; padding: 8px; cursor: pointer; }

@media (max-width: 1024px) {
    .nav { display: none; }
    .nav.mobile-open { display: flex; flex-direction: column; position: absolute; top: var(--header-height); left: 0; right: 0; background: rgba(10,10,26,0.98); backdrop-filter: blur(20px); padding: 16px 24px 24px; border-bottom: 1px solid var(--border-color); gap: 4px; }
    .nav.mobile-open > a, .nav.mobile-open .nav-mega > a { width: 100%; padding: 12px 16px; }
    .nav.mobile-open .nav-mega { width: 100%; }
    .nav.mobile-open .mega-panel { position: static; transform: none; opacity: 1; visibility: visible; min-width: auto; background: transparent; border: none; padding: 8px 0 0 16px; box-shadow: none; }
    .nav.mobile-open .mega-grid { grid-template-columns: 1fr; }
    .nav-toggle { display: block; }
}

/* ===== Hero / Banner ===== */
.hero-category {
    padding-top: calc(var(--header-height) + 40px);
    padding-bottom: 80px;
    position: relative;
    min-height: 380px;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-category-bg {
    position: absolute;
    inset: 0;
    background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
    filter: brightness(0.35) saturate(1.2);
    z-index: 0;
}
.hero-category-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10,10,26,0.85) 0%, rgba(10,10,26,0.4) 50%, rgba(108,92,231,0.15) 100%);
}
.hero-category .container {
    position: relative;
    z-index: 1;
    text-align: center;
}
.hero-category h1 {
    font-size: clamp(2.2rem, 5.5vw, 3.6rem);
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-category p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
}
.hero-category .hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}
.hero-category .hero-tags .badge {
    padding: 6px 18px;
    font-size: 0.82rem;
}
.hero-category .hero-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

/* ===== 游戏分类卡片 ===== */
.category-grid .card {
    text-align: center;
    padding: 36px 20px 30px;
}
.category-grid .card .card-icon {
    margin: 0 auto 16px;
    width: 60px; height: 60px;
    border-radius: 50%;
    font-size: 1.6rem;
}
.category-grid .card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.category-grid .card p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; }
.category-grid .card .badge { margin-top: 4px; }

/* ===== 热门游戏推荐 ===== */
.game-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition);
}
.game-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}
.game-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}
.game-card:hover .game-card-img { transform: scale(1.03); }
.game-card-body {
    padding: 20px 20px 24px;
    position: relative;
}
.game-card-body .game-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}
.game-card-body h3 {
    font-size: 1.1rem;
    margin-bottom: 6px;
}
.game-card-body .game-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}
.game-card-body .game-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
    color: var(--text-muted);
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}
.game-card-body .game-meta i { margin-right: 4px; color: var(--primary-light); }
.game-card-body .game-meta .rating { color: #fbbf24; }

/* ===== 数据统计 ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.stat-item {
    text-align: center;
    padding: 32px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}
.stat-item:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.stat-item .stat-number {
    font-size: 2.6rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: 6px;
}
.stat-item .stat-label {
    font-size: 0.92rem;
    color: var(--text-muted);
    font-weight: 500;
}
@media (max-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .stat-item { padding: 24px 16px; }
    .stat-item .stat-number { font-size: 2rem; }
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all var(--transition);
}
.faq-item:hover { border-color: var(--border-glow); }
.faq-question {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.98rem;
    color: var(--text-primary);
    transition: all var(--transition);
    user-select: none;
}
.faq-question i {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: transform var(--transition);
}
.faq-item.active .faq-question i { transform: rotate(180deg); color: var(--primary-light); }
.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition);
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
}
.faq-item.active .faq-answer {
    padding: 0 24px 20px;
    max-height: 300px;
}

/* ===== CTA ===== */
.cta-section {
    background: linear-gradient(135deg, rgba(108,92,231,0.12) 0%, rgba(0,212,255,0.08) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}
.cta-section h2 { margin-bottom: 12px; }
.cta-section p { max-width: 560px; margin: 0 auto 28px; color: var(--text-muted); }
.cta-section .cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }

/* ===== Footer ===== */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 14px; }
.footer-social a {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: all var(--transition);
    text-decoration: none;
}
.footer-social a:hover { background: rgba(108,92,231,0.2); color: var(--primary-light); transform: translateY(-3px); }
.footer-col h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--text-primary);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
    font-size: 0.88rem;
    color: var(--text-muted);
    transition: all var(--transition);
    text-decoration: none;
}
.footer-col ul li a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary-light); }
@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 20px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}
@media (max-width: 520px) {
    .footer-grid { grid-template-columns: 1fr; }
}

/* ===== 响应式微调 ===== */
@media (max-width: 768px) {
    .section { padding: 48px 0; }
    .section-subtitle { margin-bottom: 32px; font-size: 0.95rem; }
    .hero-category { min-height: 300px; padding-bottom: 48px; }
    .hero-category h1 { font-size: 1.8rem; }
    .hero-category p { font-size: 0.95rem; }
}
@media (max-width: 520px) {
    .grid-2, .grid-3, .grid-4 { gap: 16px; }
    .card { padding: 20px 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .stat-item { padding: 20px 12px; }
    .stat-item .stat-number { font-size: 1.6rem; }
    .faq-question { padding: 16px 18px; font-size: 0.9rem; }
    .faq-answer { font-size: 0.88rem; }
    .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
}

/* ===== 工具类 ===== */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }

/* roulang page: article */
:root {
        --primary: #00d4ff;
        --primary-dark: #0099cc;
        --primary-glow: rgba(0, 212, 255, 0.35);
        --secondary: #7c3aed;
        --secondary-glow: rgba(124, 58, 237, 0.35);
        --accent: #ff2d55;
        --accent-glow: rgba(255, 45, 85, 0.30);
        --bg-dark: #0a0e1a;
        --bg-card: #111827;
        --bg-elevated: #1a1f2e;
        --bg-banner-overlay: rgba(10, 14, 26, 0.82);
        --text-primary: #ffffff;
        --text-secondary: #c8ced6;
        --text-muted: #8892a4;
        --border-color: rgba(0, 212, 255, 0.15);
        --border-glow: rgba(0, 212, 255, 0.30);
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 22px;
        --radius-xl: 30px;
        --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(0, 212, 255, 0.06);
        --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.12);
        --shadow-btn: 0 4px 20px rgba(0, 212, 255, 0.25);
        --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        --font-base: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body {
        font-family: var(--font-base);
        background: var(--bg-dark);
        color: var(--text-primary);
        line-height: 1.7;
        font-size: 16px;
    }
    a { color: var(--primary); text-decoration: none; transition: var(--transition); }
    a:hover { color: #66e5ff; }
    img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
    button, input, textarea { font-family: inherit; font-size: inherit; }
    ul { list-style: none; }
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }
    @media (max-width: 768px) { .container { padding: 0 16px; } }

    /* ===== Header & Nav ===== */
    .header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: rgba(10, 14, 26, 0.92);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 2px 20px rgba(0,0,0,0.5);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
    }
    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 800;
        color: var(--text-primary);
        letter-spacing: -0.3px;
    }
    .logo i { color: var(--primary); font-size: 26px; filter: drop-shadow(0 0 8px var(--primary-glow)); }
    .logo span { background: linear-gradient(135deg, #fff 60%, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .logo:hover { opacity: 0.9; }
    .nav { display: flex; align-items: center; gap: 6px; }
    .nav > a {
        padding: 8px 18px;
        border-radius: 30px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-secondary);
        transition: var(--transition);
        position: relative;
        white-space: nowrap;
    }
    .nav > a:hover, .nav > a.active { color: var(--text-primary); background: rgba(0,212,255,0.10); }
    .nav > a.active { color: var(--primary); text-shadow: 0 0 20px var(--primary-glow); }
    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 9px 24px !important;
        border-radius: 30px !important;
        background: linear-gradient(135deg, var(--primary), var(--secondary)) !important;
        color: #fff !important;
        font-weight: 600 !important;
        box-shadow: var(--shadow-btn);
        transition: var(--transition) !important;
    }
    .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,255,0.35) !important; color: #fff !important; }
    .nav-mega { position: relative; }
    .nav-mega > a { display: flex; align-items: center; gap: 4px; }
    .nav-mega > a i { font-size: 11px; margin-left: 2px; transition: var(--transition); }
    .nav-mega:hover > a i { transform: rotate(180deg); }
    .mega-panel {
        position: absolute;
        top: calc(100% + 12px);
        left: 50%;
        transform: translateX(-50%) translateY(6px);
        background: var(--bg-elevated);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-card);
        padding: 20px 24px;
        min-width: 420px;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 100;
    }
    .nav-mega:hover .mega-panel { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
    .mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .mega-item {
        display: flex; align-items: center; gap: 12px;
        padding: 12px 14px; border-radius: var(--radius-sm);
        background: rgba(255,255,255,0.03); border: 1px solid transparent;
        transition: var(--transition);
    }
    .mega-item:hover { background: rgba(0,212,255,0.06); border-color: var(--border-glow); transform: translateY(-1px); }
    .mega-item i { font-size: 22px; color: var(--primary); width: 28px; text-align: center; }
    .mega-text { font-size: 15px; font-weight: 600; color: var(--text-primary); }
    .mega-sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
    .nav-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 24px; cursor: pointer; padding: 6px; }
    @media (max-width: 1024px) {
        .nav { gap: 4px; }
        .nav > a { padding: 6px 12px; font-size: 14px; }
    }
    @media (max-width: 768px) {
        .nav-toggle { display: block; }
        .nav { 
            position: fixed; top: 68px; left: 0; right: 0; bottom: 0;
            background: rgba(10,14,26,0.98); backdrop-filter: blur(20px);
            flex-direction: column; padding: 30px 24px; gap: 12px;
            transform: translateX(100%); transition: var(--transition);
            overflow-y: auto; align-items: stretch; z-index: 999;
        }
        .nav.open { transform: translateX(0); }
        .nav > a { padding: 14px 20px; font-size: 17px; border-radius: var(--radius-sm); text-align: center; }
        .nav-cta { justify-content: center; padding: 14px 20px !important; }
        .mega-panel { position: static; transform: none; min-width: auto; box-shadow: none; border: none; padding: 12px 0 0 0; opacity: 1; visibility: visible; background: transparent; }
        .nav-mega:hover .mega-panel { transform: none; }
        .mega-grid { grid-template-columns: 1fr; gap: 8px; }
        .mega-item { padding: 10px 12px; }
    }

    /* ===== Article Banner ===== */
    .article-banner {
        position: relative;
        padding: 100px 0 80px;
        background: var(--bg-dark) url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
        overflow: hidden;
    }
    .article-banner::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(10,14,26,0.92) 30%, rgba(10,14,26,0.60) 70%, rgba(0,212,255,0.08) 100%);
        z-index: 1;
    }
    .article-banner::after {
        content: '';
        position: absolute;
        bottom: 0; left: 0; right: 0;
        height: 120px;
        background: linear-gradient(to top, var(--bg-dark), transparent);
        z-index: 1;
    }
    .article-banner .container { position: relative; z-index: 2; text-align: center; }
    .article-banner h1 {
        font-size: clamp(28px, 4.2vw, 52px);
        font-weight: 800;
        line-height: 1.2;
        max-width: 820px;
        margin: 0 auto 18px;
        text-shadow: 0 2px 30px rgba(0,0,0,0.6);
        letter-spacing: -0.4px;
    }
    .article-banner .meta-line {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 20px;
        flex-wrap: wrap;
        font-size: 15px;
        color: var(--text-secondary);
    }
    .article-banner .meta-line span { display: flex; align-items: center; gap: 6px; }
    .article-banner .meta-line i { color: var(--primary); font-size: 14px; }
    .article-banner .category-badge {
        display: inline-block;
        padding: 4px 16px;
        border-radius: 30px;
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.3px;
    }
    @media (max-width: 768px) {
        .article-banner { padding: 70px 0 50px; }
        .article-banner h1 { font-size: 24px; }
        .article-banner .meta-line { font-size: 13px; gap: 12px; }
    }

    /* ===== Breadcrumb ===== */
    .breadcrumb-wrap {
        padding: 18px 0;
        border-bottom: 1px solid rgba(255,255,255,0.04);
        background: rgba(10,14,26,0.5);
    }
    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        color: var(--text-muted);
        flex-wrap: wrap;
    }
    .breadcrumb a { color: var(--text-muted); }
    .breadcrumb a:hover { color: var(--primary); }
    .breadcrumb .sep { color: rgba(255,255,255,0.15); font-size: 12px; }
    .breadcrumb .current { color: var(--text-secondary); font-weight: 500; }

    /* ===== Article Content ===== */
    .article-main {
        padding: 50px 0 60px;
    }
    .article-layout {
        display: grid;
        grid-template-columns: 1fr 300px;
        gap: 40px;
        align-items: start;
    }
    .article-body {
        background: var(--bg-card);
        border-radius: var(--radius-md);
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-card);
        padding: 40px 44px;
        overflow: hidden;
    }
    .article-body .featured-image {
        border-radius: var(--radius-sm);
        margin-bottom: 32px;
        width: 100%;
        aspect-ratio: 16/9;
        object-fit: cover;
        box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    }
    .article-body .content-body {
        font-size: 17px;
        line-height: 1.85;
        color: var(--text-secondary);
    }
    .article-body .content-body p {
        margin-bottom: 20px;
    }
    .article-body .content-body h2, .article-body .content-body h3 {
        margin-top: 36px;
        margin-bottom: 16px;
        color: var(--text-primary);
        font-weight: 700;
    }
    .article-body .content-body h2 { font-size: 26px; }
    .article-body .content-body h3 { font-size: 21px; }
    .article-body .content-body ul, .article-body .content-body ol {
        padding-left: 24px;
        margin-bottom: 20px;
    }
    .article-body .content-body li { margin-bottom: 8px; }
    .article-body .content-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
    .article-body .content-body a:hover { color: #66e5ff; }
    .article-body .content-body blockquote {
        border-left: 4px solid var(--primary);
        padding: 16px 22px;
        margin: 24px 0;
        background: rgba(0,212,255,0.04);
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        color: var(--text-secondary);
        font-style: italic;
    }
    .article-body .content-body img {
        border-radius: var(--radius-sm);
        margin: 24px 0;
        box-shadow: 0 4px 16px rgba(0,0,0,0.3);
    }
    .article-tags {
        margin-top: 36px;
        padding-top: 24px;
        border-top: 1px solid rgba(255,255,255,0.06);
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }
    .article-tags .tag {
        display: inline-block;
        padding: 5px 16px;
        border-radius: 30px;
        background: rgba(0,212,255,0.08);
        border: 1px solid rgba(0,212,255,0.15);
        color: var(--primary);
        font-size: 13px;
        font-weight: 500;
        transition: var(--transition);
    }
    .article-tags .tag:hover { background: rgba(0,212,255,0.16); border-color: var(--primary); }

    /* ===== Sidebar ===== */
    .article-sidebar {
        display: flex;
        flex-direction: column;
        gap: 28px;
    }
    .sidebar-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px 22px;
        box-shadow: var(--shadow-card);
    }
    .sidebar-card h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 16px;
        padding-bottom: 12px;
        border-bottom: 2px solid rgba(0,212,255,0.12);
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .sidebar-card h3 i { color: var(--primary); font-size: 18px; }
    .sidebar-list li {
        padding: 10px 0;
        border-bottom: 1px solid rgba(255,255,255,0.04);
    }
    .sidebar-list li:last-child { border-bottom: none; }
    .sidebar-list a {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        color: var(--text-secondary);
        font-size: 14px;
        line-height: 1.5;
        transition: var(--transition);
    }
    .sidebar-list a:hover { color: var(--primary); }
    .sidebar-list a i { color: var(--primary); font-size: 12px; margin-top: 4px; flex-shrink: 0; }
    .sidebar-cta {
        background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(124,58,237,0.08));
        border: 1px solid var(--border-glow);
        text-align: center;
    }
    .sidebar-cta h3 { border-bottom: none; justify-content: center; }
    .sidebar-cta p { font-size: 14px; color: var(--text-muted); margin-bottom: 18px; }
    .sidebar-cta .btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 32px;
        border-radius: 30px;
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        color: #fff;
        font-weight: 600;
        font-size: 15px;
        box-shadow: var(--shadow-btn);
        transition: var(--transition);
        border: none;
        cursor: pointer;
    }
    .sidebar-cta .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,255,0.30); }

    /* ===== Article Nav (prev/next) ===== */
    .article-nav-wrap {
        padding: 30px 0 10px;
    }
    .article-nav-links {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
    .article-nav-links a {
        display: flex;
        flex-direction: column;
        gap: 6px;
        padding: 20px 24px;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        transition: var(--transition);
    }
    .article-nav-links a:hover { border-color: var(--border-glow); background: var(--bg-elevated); transform: translateY(-2px); }
    .article-nav-links .nav-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; display: flex; align-items: center; gap: 6px; }
    .article-nav-links .nav-title { font-size: 16px; font-weight: 600; color: var(--text-primary); }
    .article-nav-links a:hover .nav-title { color: var(--primary); }
    .article-nav-links .nav-next { text-align: right; }
    .article-nav-links .nav-next .nav-label { justify-content: flex-end; }
    @media (max-width: 640px) {
        .article-nav-links { grid-template-columns: 1fr; }
    }

    /* ===== Related Posts ===== */
    .related-section {
        padding: 50px 0 60px;
        background: rgba(0,0,0,0.20);
    }
    .related-section .section-title {
        font-size: 28px;
        font-weight: 800;
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .related-section .section-title i { color: var(--primary); font-size: 26px; }
    .related-section .section-sub {
        color: var(--text-muted);
        margin-bottom: 32px;
        font-size: 15px;
    }
    .related-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 22px;
    }
    .related-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: var(--transition);
        box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    }
    .related-card:hover { transform: translateY(-6px); border-color: var(--border-glow); box-shadow: var(--shadow-card); }
    .related-card .rc-img {
        width: 100%;
        aspect-ratio: 16/10;
        object-fit: cover;
        border-radius: 0;
        transition: var(--transition);
    }
    .related-card:hover .rc-img { transform: scale(1.03); }
    .related-card .rc-body { padding: 18px 18px 22px; }
    .related-card .rc-cat {
        font-size: 12px;
        color: var(--primary);
        font-weight: 600;
        letter-spacing: 0.5px;
        text-transform: uppercase;
        margin-bottom: 6px;
    }
    .related-card .rc-title {
        font-size: 16px;
        font-weight: 700;
        line-height: 1.4;
        color: var(--text-primary);
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .related-card .rc-meta {
        font-size: 13px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .related-card .rc-meta i { font-size: 12px; color: var(--primary); }
    @media (max-width: 1024px) { .related-grid { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 520px) { .related-grid { grid-template-columns: 1fr; } }

    /* ===== CTA Section ===== */
    .cta-section {
        padding: 70px 0;
        background: linear-gradient(135deg, rgba(0,212,255,0.05), rgba(124,58,237,0.05));
        border-top: 1px solid var(--border-color);
        border-bottom: 1px solid var(--border-color);
        text-align: center;
    }
    .cta-section h2 {
        font-size: clamp(26px, 3.5vw, 40px);
        font-weight: 800;
        margin-bottom: 14px;
    }
    .cta-section p {
        font-size: 17px;
        color: var(--text-secondary);
        max-width: 600px;
        margin: 0 auto 28px;
    }
    .cta-section .btn-group {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 16px;
        flex-wrap: wrap;
    }
    .cta-section .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 14px 38px;
        border-radius: 30px;
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        color: #fff;
        font-weight: 700;
        font-size: 17px;
        box-shadow: var(--shadow-btn);
        transition: var(--transition);
        border: none;
        cursor: pointer;
    }
    .cta-section .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 40px rgba(0,212,255,0.35); }
    .cta-section .btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 13px 34px;
        border-radius: 30px;
        background: transparent;
        color: var(--text-primary);
        font-weight: 600;
        font-size: 16px;
        border: 2px solid var(--border-color);
        transition: var(--transition);
    }
    .cta-section .btn-secondary:hover { border-color: var(--primary); color: var(--primary); background: rgba(0,212,255,0.05); }

    /* ===== Footer ===== */
    .footer {
        background: rgba(0,0,0,0.40);
        border-top: 1px solid var(--border-color);
        padding: 60px 0 0;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr 1fr;
        gap: 40px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .footer-brand .logo { font-size: 20px; margin-bottom: 16px; }
    .footer-brand p { font-size: 14px; color: var(--text-muted); line-height: 1.7; max-width: 320px; }
    .footer-social { display: flex; gap: 12px; margin-top: 18px; }
    .footer-social a {
        display: flex; align-items: center; justify-content: center;
        width: 38px; height: 38px;
        border-radius: 50%;
        background: rgba(255,255,255,0.04);
        color: var(--text-muted);
        font-size: 17px;
        border: 1px solid rgba(255,255,255,0.06);
        transition: var(--transition);
    }
    .footer-social a:hover { background: rgba(0,212,255,0.12); color: var(--primary); border-color: var(--primary); transform: translateY(-2px); }
    .footer-col h4 {
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 18px;
        color: var(--text-primary);
    }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul a {
        font-size: 14px;
        color: var(--text-muted);
        transition: var(--transition);
    }
    .footer-col ul a:hover { color: var(--primary); padding-left: 4px; }
    .footer-bottom {
        padding: 22px 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 13px;
        color: var(--text-muted);
    }
    .footer-bottom a { color: var(--text-muted); }
    .footer-bottom a:hover { color: var(--primary); }
    @media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
    @media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; text-align: center; } }

    /* ===== Not Found State ===== */
    .not-found-state {
        text-align: center;
        padding: 60px 20px;
    }
    .not-found-state i {
        font-size: 60px;
        color: var(--text-muted);
        margin-bottom: 20px;
        opacity: 0.4;
    }
    .not-found-state h2 {
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 12px;
    }
    .not-found-state p {
        color: var(--text-muted);
        font-size: 16px;
        margin-bottom: 24px;
    }
    .not-found-state .btn-home {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 32px;
        border-radius: 30px;
        background: var(--primary);
        color: #0a0e1a;
        font-weight: 700;
        transition: var(--transition);
    }
    .not-found-state .btn-home:hover { background: #66e5ff; transform: translateY(-2px); }

    /* ===== Responsive Article Layout ===== */
    @media (max-width: 1024px) {
        .article-layout { grid-template-columns: 1fr; }
        .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    }
    @media (max-width: 640px) {
        .article-body { padding: 24px 18px; }
        .article-sidebar { grid-template-columns: 1fr; }
        .article-body .content-body { font-size: 15px; }
    }