/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #6c5ce7;
            --clr-primary-dark: #5a4bd1;
            --clr-primary-light: #a29bfe;
            --clr-accent: #fd79a8;
            --clr-gold: #fdcb6e;
            --clr-dark: #0a0a1a;
            --clr-dark-2: #12122a;
            --clr-card-bg: rgba(255, 255, 255, 0.04);
            --clr-card-border: rgba(255, 255, 255, 0.08);
            --clr-text: #f0f0f5;
            --clr-text-secondary: #b8b8d0;
            --clr-text-muted: #7a7a9a;
            --clr-nav-bg: rgba(10, 10, 26, 0.82);
            --clr-nav-border: rgba(255, 255, 255, 0.08);
            --clr-input-bg: rgba(255, 255, 255, 0.06);
            --clr-input-border: rgba(255, 255, 255, 0.12);
            --clr-footer-bg: #060612;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.25);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --nav-height: 72px;
        }

        /* ===== 基础重置 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-sans);
            background: var(--clr-dark);
            color: var(--clr-text);
            line-height: 1.7;
            overflow-x: hidden;
        }

        a {
            color: var(--clr-primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--clr-gold);
        }
        a:focus-visible {
            outline: 2px solid var(--clr-gold);
            outline-offset: 4px;
            border-radius: 4px;
        }

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

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

        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--clr-gold);
            outline-offset: 2px;
        }

        ul,
        ol {
            list-style: none;
        }

        /* ===== 滚动条 ===== */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--clr-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--clr-primary);
            border-radius: 8px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--clr-primary-light);
        }

        /* ===== 容器 ===== */
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== 导航玻璃 ===== */
        .navbar-glass {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: var(--nav-height);
            background: var(--clr-nav-bg);
            backdrop-filter: blur(24px) saturate(1.2);
            -webkit-backdrop-filter: blur(24px) saturate(1.2);
            border-bottom: 1px solid var(--clr-nav-border);
            transition: var(--transition);
            box-shadow: 0 1px 30px rgba(0, 0, 0, 0.3);
        }

        .navbar-glass .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: #fff;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
        }

        .navbar-glass .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
            border-radius: 10px;
            font-size: 1.2rem;
            color: #fff;
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.4);
        }

        .navbar-glass .navbar-brand .brand-text {
            background: linear-gradient(135deg, #fff 30%, var(--clr-gold) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .navbar-glass .nav-link {
            color: var(--clr-text-secondary) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }

        .navbar-glass .nav-link:hover {
            color: #fff !important;
            background: rgba(255, 255, 255, 0.06);
        }

        .navbar-glass .nav-link.active {
            color: #fff !important;
            background: rgba(108, 92, 231, 0.2);
        }

        .navbar-glass .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
            border-radius: 4px;
        }

        .navbar-glass .nav-cta {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            color: #fff !important;
            padding: 8px 22px !important;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 20px rgba(108, 92, 231, 0.35);
            transition: var(--transition);
            border: none;
        }

        .navbar-glass .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(108, 92, 231, 0.5);
            color: #fff !important;
            background: linear-gradient(135deg, var(--clr-primary-dark), var(--clr-primary));
        }

        .navbar-glass .navbar-toggler {
            border: none;
            padding: 6px 10px;
            color: var(--clr-text-secondary);
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-sm);
            font-size: 1.3rem;
        }
        .navbar-glass .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--clr-primary);
        }

        @media (max-width: 991.98px) {
            .navbar-glass .navbar-collapse {
                background: rgba(10, 10, 26, 0.96);
                backdrop-filter: blur(30px);
                border-radius: var(--radius-md);
                padding: 16px 20px;
                margin-top: 10px;
                border: 1px solid var(--clr-nav-border);
                box-shadow: var(--shadow-lg);
            }
            .navbar-glass .nav-link.active::after {
                display: none;
            }
        }

        /* ===== Hero 首屏 ===== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 0 80px;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(10, 10, 26, 0.88) 0%, rgba(10, 10, 26, 0.60) 50%, rgba(108, 92, 231, 0.20) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(108, 92, 231, 0.12) 0%, transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 820px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.10);
            backdrop-filter: blur(10px);
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--clr-text-secondary);
            margin-bottom: 28px;
            letter-spacing: 0.5px;
        }
        .hero-badge i {
            color: var(--clr-gold);
        }

        .hero-title {
            font-size: clamp(2.6rem, 7vw, 4.6rem);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #ffffff 40%, var(--clr-gold) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: clamp(1.05rem, 2vw, 1.3rem);
            color: var(--clr-text-secondary);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        .hero-actions .btn-hero-primary {
            background: linear-gradient(135deg, var(--clr-primary), #5a4bd1);
            color: #fff;
            padding: 14px 40px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            box-shadow: 0 8px 32px rgba(108, 92, 231, 0.45);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .hero-actions .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 48px rgba(108, 92, 231, 0.6);
            color: #fff;
        }

        .hero-actions .btn-hero-secondary {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            color: #fff;
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1.05rem;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .hero-actions .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.25);
            color: #fff;
            transform: translateY(-3px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: center;
            margin-top: 56px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stat-item .num span {
            color: var(--clr-gold);
        }
        .hero-stat-item .label {
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            margin-top: 4px;
        }

        /* ===== 通用板块 ===== */
        .section-padding {
            padding: 90px 0;
        }

        .section-title {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: -0.5px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--clr-text-secondary);
            max-width: 600px;
            margin: 0 auto 48px;
            line-height: 1.7;
        }

        .section-divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
            border-radius: 4px;
            margin: 0 auto 20px;
        }

        .text-center .section-divider {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 特色板块 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }

        .feature-card {
            background: var(--clr-card-bg);
            border: 1px solid var(--clr-card-border);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .feature-card:hover {
            transform: translateY(-8px);
            border-color: rgba(108, 92, 231, 0.25);
            box-shadow: var(--shadow-md), var(--shadow-glow);
        }
        .feature-card .icon {
            width: 68px;
            height: 68px;
            margin: 0 auto 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(108, 92, 231, 0.20), rgba(253, 121, 168, 0.15));
            border-radius: 20px;
            font-size: 1.8rem;
            color: var(--clr-primary-light);
            transition: var(--transition);
        }
        .feature-card:hover .icon {
            background: linear-gradient(135deg, rgba(108, 92, 231, 0.30), rgba(253, 121, 168, 0.25));
            transform: scale(1.05);
        }
        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .feature-card p {
            font-size: 0.92rem;
            color: var(--clr-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 分类板块 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--clr-dark-2);
            border: 1px solid var(--clr-card-border);
            transition: var(--transition);
            cursor: pointer;
            min-height: 200px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px 24px;
            background-size: cover;
            background-position: center;
        }
        .category-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(10, 10, 26, 0.92) 20%, rgba(10, 10, 26, 0.20) 100%);
            z-index: 1;
            transition: var(--transition);
        }
        .category-card:hover::before {
            background: linear-gradient(0deg, rgba(10, 10, 26, 0.96) 20%, rgba(10, 10, 26, 0.30) 100%);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(108, 92, 231, 0.30);
        }
        .category-card > * {
            position: relative;
            z-index: 2;
        }
        .category-card .cat-icon {
            font-size: 2rem;
            color: var(--clr-gold);
            margin-bottom: 12px;
        }
        .category-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .category-card p {
            font-size: 0.85rem;
            color: var(--clr-text-secondary);
            margin: 0;
        }
        .category-card .cat-tag {
            display: inline-block;
            background: rgba(108, 92, 231, 0.25);
            backdrop-filter: blur(6px);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            color: var(--clr-primary-light);
            margin-top: 12px;
            width: fit-content;
            border: 1px solid rgba(108, 92, 231, 0.15);
        }

        /* ===== 最新资讯列表 (CMS) ===== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .news-card {
            background: var(--clr-card-bg);
            border: 1px solid var(--clr-card-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            border-color: rgba(108, 92, 231, 0.25);
            box-shadow: var(--shadow-md);
        }
        .news-card .news-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--clr-dark-2);
        }
        .news-card .news-body {
            padding: 24px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--clr-text-muted);
            margin-bottom: 10px;
        }
        .news-card .news-meta .badge-cat {
            background: rgba(108, 92, 231, 0.18);
            color: var(--clr-primary-light);
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 500;
        }
        .news-card .news-title {
            font-size: 1.08rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-title a {
            color: #fff;
        }
        .news-card .news-title a:hover {
            color: var(--clr-primary-light);
        }
        .news-card .news-excerpt {
            font-size: 0.88rem;
            color: var(--clr-text-secondary);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .news-card .news-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }
        .news-card .news-footer .read-more {
            font-size: 0.85rem;
            color: var(--clr-primary-light);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .news-card .news-footer .read-more:hover {
            color: var(--clr-gold);
            gap: 10px;
        }
        .news-card .news-footer .date {
            font-size: 0.78rem;
            color: var(--clr-text-muted);
        }

        /* ===== 数据统计 ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--clr-dark-2) 0%, #0f0f2a 100%);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 32px;
            text-align: center;
        }

        .stat-item .stat-icon {
            font-size: 2.2rem;
            color: var(--clr-primary-light);
            margin-bottom: 12px;
        }
        .stat-item .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-item .stat-number .suffix {
            font-size: 1.6rem;
            color: var(--clr-gold);
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--clr-text-secondary);
            margin-top: 6px;
        }

        /* ===== 精选推荐 ===== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .recommend-card {
            background: var(--clr-card-bg);
            border: 1px solid var(--clr-card-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .recommend-card:hover {
            transform: translateY(-6px);
            border-color: rgba(253, 121, 168, 0.20);
            box-shadow: var(--shadow-md);
        }
        .recommend-card .rec-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--clr-dark-2);
        }
        .recommend-card .rec-body {
            padding: 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .recommend-card .rec-badge {
            display: inline-block;
            background: linear-gradient(135deg, rgba(253, 121, 168, 0.20), rgba(108, 92, 231, 0.20));
            color: var(--clr-accent);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 20px;
            width: fit-content;
            margin-bottom: 10px;
            border: 1px solid rgba(253, 121, 168, 0.12);
        }
        .recommend-card .rec-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .recommend-card .rec-desc {
            font-size: 0.85rem;
            color: var(--clr-text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .recommend-card .rec-footer {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .recommend-card .rec-footer .rec-tag {
            font-size: 0.72rem;
            background: rgba(255, 255, 255, 0.05);
            color: var(--clr-text-muted);
            padding: 3px 10px;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .recommend-card .rec-footer .rec-score {
            font-size: 0.85rem;
            color: var(--clr-gold);
            font-weight: 700;
            margin-left: auto;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--clr-dark-2);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--clr-card-bg);
            border: 1px solid var(--clr-card-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(108, 92, 231, 0.20);
        }

        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: #fff;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            gap: 16px;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--clr-primary-light);
        }
        .faq-question .faq-icon {
            font-size: 1.1rem;
            color: var(--clr-primary-light);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
            color: var(--clr-gold);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.92rem;
            color: var(--clr-text-secondary);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat fixed;
            padding: 100px 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 10, 26, 0.92) 0%, rgba(108, 92, 231, 0.30) 100%);
            z-index: 1;
        }
        .cta-section * {
            position: relative;
            z-index: 2;
        }
        .cta-box {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-box h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-box p {
            font-size: 1.05rem;
            color: var(--clr-text-secondary);
            margin-bottom: 32px;
        }
        .cta-box .btn-cta {
            background: linear-gradient(135deg, var(--clr-gold), #e6b422);
            color: #0a0a1a;
            padding: 16px 48px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.1rem;
            border: none;
            box-shadow: 0 8px 32px rgba(253, 203, 110, 0.35);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }
        .cta-box .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 48px rgba(253, 203, 110, 0.5);
            color: #0a0a1a;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--clr-footer-bg);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-brand .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--clr-text-muted);
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--clr-text-muted);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--clr-primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--clr-text-muted);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 20px;
        }
        .footer-bottom .footer-links a {
            color: var(--clr-text-muted);
            font-size: 0.82rem;
        }
        .footer-bottom .footer-links a:hover {
            color: var(--clr-primary-light);
        }

        /* ===== 空状态 ===== */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--clr-text-muted);
            font-size: 1rem;
            background: var(--clr-card-bg);
            border-radius: var(--radius-md);
            border: 1px dashed rgba(255, 255, 255, 0.08);
        }
        .empty-state i {
            font-size: 2.4rem;
            color: var(--clr-text-muted);
            margin-bottom: 16px;
            opacity: 0.5;
        }

        /* ===== 辅助 ===== */
        .bg-glass {
            background: var(--clr-card-bg);
            backdrop-filter: blur(12px);
            border: 1px solid var(--clr-card-border);
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .mt-section {
            margin-top: 0;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 768px) {
            .section-padding {
                padding: 60px 0;
            }
            .hero-section {
                min-height: 86vh;
                padding: 100px 0 60px;
            }
            .hero-stats {
                gap: 24px;
                margin-top: 36px;
                padding-top: 28px;
            }
            .hero-stat-item .num {
                font-size: 1.5rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
            .cta-section {
                padding: 60px 0;
                background-attachment: scroll;
            }
        }

        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn-hero-primary,
            .hero-actions .btn-hero-secondary {
                width: 100%;
                justify-content: center;
            }
            .navbar-glass .navbar-brand {
                font-size: 1.2rem;
            }
            .navbar-glass .navbar-brand .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }

        /* ===== Bootstrap 覆写 ===== */
        .accordion-button:not(.collapsed) {
            background: rgba(108, 92, 231, 0.10);
            color: #fff;
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 2px var(--clr-primary);
        }
        .accordion-item {
            background: var(--clr-card-bg);
            border: 1px solid var(--clr-card-border);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
        }
        .accordion-button {
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 20px 24px;
        }
        .accordion-button::after {
            filter: brightness(0) invert(0.7);
        }
        .accordion-body {
            color: var(--clr-text-secondary);
            font-size: 0.92rem;
            line-height: 1.8;
            padding: 0 24px 20px;
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #6c3bf1;
            --primary-dark: #5228c4;
            --primary-light: #8b5cf6;
            --primary-gradient: linear-gradient(135deg, #6c3bf1 0%, #a855f7 100%);
            --secondary: #f59e0b;
            --secondary-light: #fbbf24;
            --bg-dark: #0f0a1e;
            --bg-darker: #0a0717;
            --bg-card: #1a1230;
            --bg-card-hover: #22183e;
            --bg-section: #120c26;
            --bg-section-alt: #1a1230;
            --text-primary: #f1f0f7;
            --text-secondary: #c8c2e0;
            --text-muted: #8a82b0;
            --border-color: rgba(108, 59, 241, 0.25);
            --border-light: rgba(255, 255, 255, 0.06);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 30px rgba(108, 59, 241, 0.15);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 30px rgba(108, 59, 241, 0.25);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 576px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Glass Navigation ===== */
        .navbar-glass {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: var(--header-height);
            background: rgba(15, 10, 30, 0.55);
            backdrop-filter: blur(20px) saturate(1.6);
            -webkit-backdrop-filter: blur(20px) saturate(1.6);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
            transition: var(--transition);
        }
        .navbar-glass.scrolled {
            background: rgba(15, 10, 30, 0.92);
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.6);
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: #fff !important;
            letter-spacing: -0.3px;
        }
        .navbar-brand .brand-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-gradient);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 15px rgba(108, 59, 241, 0.4);
        }
        .navbar-brand .brand-text {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .navbar-nav .nav-link {
            color: var(--text-secondary) !important;
            font-weight: 500;
            padding: 6px 18px !important;
            border-radius: 50px;
            transition: var(--transition);
            font-size: 0.95rem;
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            color: #fff !important;
            background: rgba(108, 59, 241, 0.15);
        }
        .navbar-nav .nav-link.active {
            color: #fff !important;
            background: var(--primary-gradient);
            box-shadow: 0 4px 20px rgba(108, 59, 241, 0.35);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 8px 22px;
            background: var(--primary-gradient);
            color: #fff !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(108, 59, 241, 0.3);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(108, 59, 241, 0.45);
        }
        .navbar-toggler {
            border: none;
            background: transparent;
            color: var(--text-primary);
            font-size: 1.4rem;
            padding: 4px 8px;
            transition: var(--transition);
        }
        .navbar-toggler:hover {
            color: var(--primary-light);
        }
        @media (max-width: 991.98px) {
            .navbar-collapse {
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(15, 10, 30, 0.98);
                backdrop-filter: blur(24px);
                -webkit-backdrop-filter: blur(24px);
                border-bottom: 1px solid var(--border-color);
                padding: 12px 20px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                box-shadow: var(--shadow-lg);
            }
            .navbar-nav {
                flex-direction: column !important;
                gap: 4px !important;
            }
            .navbar-nav .nav-link {
                padding: 10px 16px !important;
            }
        }

        /* ===== Article Page Hero ===== */
        .article-hero {
            position: relative;
            padding: 120px 0 60px;
            background: var(--bg-darker);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.25;
            filter: blur(4px) brightness(0.4);
            z-index: 0;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 10, 30, 0.92) 0%, rgba(108, 59, 241, 0.3) 100%);
            z-index: 1;
        }
        .article-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .article-hero .breadcrumb-custom {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 18px;
        }
        .article-hero .breadcrumb-custom a {
            color: var(--text-muted);
        }
        .article-hero .breadcrumb-custom a:hover {
            color: var(--primary-light);
        }
        .article-hero .breadcrumb-custom .sep {
            color: var(--text-muted);
            opacity: 0.5;
        }
        .article-hero .article-category-badge {
            display: inline-block;
            padding: 4px 16px;
            background: var(--primary-gradient);
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 15px rgba(108, 59, 241, 0.3);
        }
        .article-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            max-width: 800px;
        }
        .article-hero .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .article-hero .article-meta i {
            margin-right: 6px;
            color: var(--primary-light);
        }
        @media (max-width: 768px) {
            .article-hero {
                padding: 100px 0 40px;
                min-height: 240px;
            }
            .article-hero h1 {
                font-size: 1.6rem;
            }
            .article-hero .article-meta {
                gap: 12px;
                font-size: 0.8rem;
            }
        }

        /* ===== Main Content Area ===== */
        .article-main {
            padding: 50px 0 70px;
            background: var(--bg-dark);
        }
        .article-content-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            align-items: start;
        }
        .article-body {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            box-shadow: var(--shadow-md);
            min-height: 300px;
        }
        .article-body .content-not-found {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
        }
        .article-body .content-not-found i {
            font-size: 3.5rem;
            color: var(--primary-light);
            margin-bottom: 20px;
            opacity: 0.5;
        }
        .article-body .content-not-found h3 {
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .article-body .content-not-found a {
            color: var(--primary-light);
            font-weight: 600;
        }
        .article-body .article-text {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-secondary);
        }
        .article-body .article-text p {
            margin-bottom: 1.2em;
        }
        .article-body .article-text h2,
        .article-body .article-text h3 {
            color: #fff;
            margin-top: 1.5em;
            margin-bottom: 0.6em;
            font-weight: 700;
        }
        .article-body .article-text h2 {
            font-size: 1.5rem;
        }
        .article-body .article-text h3 {
            font-size: 1.2rem;
        }
        .article-body .article-text ul,
        .article-body .article-text ol {
            padding-left: 1.5em;
            margin-bottom: 1.2em;
        }
        .article-body .article-text li {
            margin-bottom: 0.4em;
        }
        .article-body .article-text a {
            color: var(--primary-light);
            text-decoration: underline;
        }
        .article-body .article-text a:hover {
            color: var(--secondary);
        }
        .article-body .article-text img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body .article-text blockquote {
            border-left: 4px solid var(--primary);
            padding: 12px 20px;
            background: rgba(108, 59, 241, 0.08);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }
        .article-body .article-tags .tag {
            display: inline-block;
            padding: 4px 16px;
            background: rgba(108, 59, 241, 0.12);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .article-body .article-tags .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-card h4 i {
            color: var(--primary-light);
        }
        .sidebar-card .list-group-side {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card .list-group-side li {
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
        }
        .sidebar-card .list-group-side li:last-child {
            border-bottom: none;
        }
        .sidebar-card .list-group-side a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            gap: 10px;
            align-items: flex-start;
            transition: var(--transition);
        }
        .sidebar-card .list-group-side a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .sidebar-card .list-group-side a .num {
            color: var(--text-muted);
            font-size: 0.8rem;
            min-width: 22px;
        }
        .sidebar-cta {
            background: var(--primary-gradient);
            border: none;
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            color: #fff;
        }
        .sidebar-cta h5 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .sidebar-cta p {
            font-size: 0.85rem;
            opacity: 0.85;
            margin-bottom: 16px;
        }
        .sidebar-cta .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
            border-radius: 50px;
            padding: 8px 24px;
            font-weight: 600;
            transition: var(--transition);
        }
        .sidebar-cta .btn-outline-light:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }

        @media (max-width: 991.98px) {
            .article-content-wrapper {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .article-body {
                padding: 28px 20px;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 576px) {
            .article-body {
                padding: 20px 14px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .article-hero h1 {
                font-size: 1.35rem;
            }
        }

        /* ===== Footer (shared) ===== */
        .footer {
            background: var(--bg-darker);
            border-top: 1px solid var(--border-color);
            padding: 56px 0 24px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo .logo-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-gradient);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 1rem;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
        }
        .footer-col ul li a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            color: var(--text-muted);
            font-size: 0.82rem;
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 20px;
        }
        .footer-bottom .footer-links a {
            color: var(--text-muted);
            font-size: 0.82rem;
        }
        .footer-bottom .footer-links a:hover {
            color: var(--primary-light);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Utility ===== */
        .text-gradient {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .mt-2 {
            margin-top: 12px !important;
        }
        .gap-2 {
            gap: 12px !important;
        }
        .gap-3 {
            gap: 20px !important;
        }
        .text-center {
            text-align: center;
        }

        /* ===== Back to Top ===== */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 44px;
            height: 44px;
            background: var(--primary-gradient);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 1.1rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(108, 59, 241, 0.35);
            transition: var(--transition);
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
        }
        .back-to-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-to-top:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 30px rgba(108, 59, 241, 0.5);
        }

        /* ===== Page Loading Fade ===== */
        .page-enter {
            animation: pageFadeIn 0.5s ease forwards;
        }
        @keyframes pageFadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            /* 主色系 - 游戏活力橙 */
            --primary: #f97316;
            --primary-dark: #ea580c;
            --primary-light: #fb923c;
            --primary-bg: rgba(249, 115, 22, 0.08);
            --primary-glow: rgba(249, 115, 22, 0.25);

            /* 辅色系 - 深空蓝 */
            --secondary: #1e293b;
            --secondary-light: #334155;
            --secondary-dark: #0f172a;

            /* 功能色 */
            --success: #22c55e;
            --warning: #eab308;
            --danger: #ef4444;
            --info: #3b82f6;

            /* 中性色 */
            --bg: #f8fafc;
            --bg-card: #ffffff;
            --bg-dark: #0f172a;
            --text: #1e293b;
            --text-secondary: #64748b;
            --text-light: #94a3b8;
            --text-white: #f1f5f9;
            --border: #e2e8f0;
            --border-light: #f1f5f9;

            /* 圆角 */
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 50%;

            /* 阴影 */
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
            --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
            --shadow-xl: 0 40px 80px -20px rgba(0, 0, 0, 0.20);
            --shadow-glow: 0 0 30px var(--primary-glow);

            /* 间距 */
            --space-xs: 4px;
            --space-sm: 8px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --space-5xl: 100px;

            /* 字体 */
            --font-sans: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.25rem;
            --font-size-xl: 1.5rem;
            --font-size-2xl: 2rem;
            --font-size-3xl: 2.5rem;
            --font-size-4xl: 3.25rem;

            /* 过渡 */
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.4, 0, 0.2, 1);

            /* 容器 */
            --container-max: 1200px;
        }

        /* ===== 基础重置 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

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

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

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

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

        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        /* ===== 容器 ===== */
        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--space-lg);
            padding-right: var(--space-lg);
        }

        @media (max-width: 768px) {
            .container-custom {
                padding-left: var(--space-md);
                padding-right: var(--space-md);
            }
        }

        /* ===== 导航 ===== */
        .navbar-glass {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: 72px;
            background: rgba(255, 255, 255, 0.72);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border-bottom: 1px solid rgba(226, 232, 240, 0.50);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
            transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .navbar-glass.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border-bottom-color: var(--border);
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-weight: 800;
            font-size: var(--font-size-lg);
            color: var(--secondary-dark) !important;
            letter-spacing: -0.5px;
            padding: 0;
        }

        .navbar-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px var(--primary-glow);
        }

        .navbar-brand .brand-text {
            background: linear-gradient(135deg, var(--secondary-dark), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .navbar-nav .nav-link {
            padding: 6px 18px;
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: var(--text-secondary) !important;
            border-radius: 100px;
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.2px;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
            background: var(--primary-bg);
        }

        .navbar-nav .nav-link.active {
            color: #fff !important;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 14px var(--primary-glow);
        }

        .navbar-nav .nav-link.active::after {
            display: none;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 8px 22px;
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 100px;
            box-shadow: 0 4px 16px var(--primary-glow);
            transition: all var(--transition);
            letter-spacing: 0.3px;
            border: none;
        }

        .nav-cta:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 8px 28px var(--primary-glow);
            color: #fff !important;
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            font-size: 1.4rem;
            color: var(--text);
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .navbar-toggler:hover {
            background: var(--primary-bg);
            color: var(--primary);
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        @media (max-width: 991.98px) {
            .navbar-glass {
                height: 64px;
            }

            .navbar-collapse {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(24px);
                padding: var(--space-md) var(--space-lg);
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                box-shadow: var(--shadow-lg);
                border-top: 1px solid var(--border-light);
            }

            .navbar-nav {
                flex-direction: column !important;
                gap: var(--space-xs);
            }

            .navbar-nav .nav-link {
                padding: 10px 16px;
                font-size: var(--font-size-base);
                border-radius: var(--radius-md);
            }

            .navbar-brand .brand-text {
                font-size: var(--font-size-base);
            }

            .navbar-brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .navbar-glass {
                height: 58px;
            }

            .navbar-brand {
                font-size: var(--font-size-base);
            }

            .navbar-brand .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
        }

        /* ===== Hero 分类横幅 ===== */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            margin-top: 72px;
            background: var(--secondary-dark);
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            opacity: 0.25;
            transform: scale(1.05);
            animation: heroParallax 20s ease-in-out infinite alternate;
        }

        @keyframes heroParallax {
            0% {
                transform: scale(1.05) translateX(0);
            }
            100% {
                transform: scale(1.12) translateX(-2%);
            }
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 40%, rgba(249, 115, 22, 0.30) 100%);
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: var(--space-4xl) 0 var(--space-3xl);
        }

        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: rgba(249, 115, 22, 0.18);
            border: 1px solid rgba(249, 115, 22, 0.30);
            border-radius: 100px;
            font-size: var(--font-size-xs);
            font-weight: 600;
            color: var(--primary-light);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: var(--space-lg);
            backdrop-filter: blur(4px);
        }

        .category-hero .hero-badge i {
            font-size: 0.7rem;
        }

        .category-hero h1 {
            font-size: var(--font-size-4xl);
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -1px;
            margin-bottom: var(--space-md);
        }

        .category-hero h1 .highlight {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .category-hero .hero-desc {
            font-size: var(--font-size-md);
            color: var(--text-white);
            opacity: 0.85;
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: var(--space-xl);
        }

        .category-hero .hero-stats {
            display: flex;
            gap: var(--space-xl);
            flex-wrap: wrap;
        }

        .category-hero .hero-stat-item {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            color: var(--text-white);
            font-size: var(--font-size-sm);
            opacity: 0.8;
        }

        .category-hero .hero-stat-item i {
            color: var(--primary-light);
            font-size: 1rem;
        }

        .category-hero .hero-stat-item strong {
            font-weight: 700;
            color: #fff;
            opacity: 1;
            font-size: var(--font-size-base);
        }

        @media (max-width: 768px) {
            .category-hero {
                min-height: 320px;
                margin-top: 64px;
            }

            .category-hero h1 {
                font-size: var(--font-size-2xl);
            }

            .category-hero .hero-desc {
                font-size: var(--font-size-sm);
            }

            .category-hero .hero-stats {
                gap: var(--space-md);
            }

            .category-hero .hero-stat-item {
                font-size: var(--font-size-xs);
            }
        }

        @media (max-width: 520px) {
            .category-hero {
                min-height: 280px;
                margin-top: 58px;
            }

            .category-hero h1 {
                font-size: var(--font-size-xl);
            }

            .category-hero .hero-content {
                padding: var(--space-2xl) 0 var(--space-xl);
            }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--space-4xl) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-3xl);
        }

        .section-header .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 16px;
            background: var(--primary-bg);
            color: var(--primary);
            border-radius: 100px;
            font-size: var(--font-size-xs);
            font-weight: 700;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: var(--space-md);
        }

        .section-header h2 {
            font-size: var(--font-size-3xl);
            font-weight: 800;
            color: var(--secondary-dark);
            letter-spacing: -0.5px;
            margin-bottom: var(--space-sm);
        }

        .section-header p {
            font-size: var(--font-size-md);
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--space-2xl) 0;
            }

            .section-header h2 {
                font-size: var(--font-size-xl);
            }

            .section-header p {
                font-size: var(--font-size-sm);
            }

            .section-header {
                margin-bottom: var(--space-xl);
            }
        }

        /* ===== 分类标签/筛选 ===== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            margin-bottom: var(--space-2xl);
            justify-content: center;
        }

        .filter-btn {
            padding: 8px 20px;
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 100px;
            cursor: pointer;
            transition: all var(--transition);
        }

        .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-bg);
        }

        .filter-btn.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 14px var(--primary-glow);
        }

        /* ===== 游戏卡片 ===== */
        .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);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .game-card .card-img-wrap {
            position: relative;
            padding-top: 56%;
            overflow: hidden;
            background: var(--secondary-dark);
        }

        .game-card .card-img-wrap img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .game-card:hover .card-img-wrap img {
            transform: scale(1.08);
        }

        .game-card .card-img-wrap .card-badge {
            position: absolute;
            top: var(--space-md);
            left: var(--space-md);
            padding: 4px 14px;
            background: rgba(0, 0, 0, 0.65);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: var(--font-size-xs);
            font-weight: 600;
            border-radius: 100px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .game-card .card-img-wrap .card-badge i {
            color: var(--warning);
        }

        .game-card .card-img-wrap .card-rating {
            position: absolute;
            bottom: var(--space-md);
            right: var(--space-md);
            padding: 4px 12px;
            background: rgba(0, 0, 0, 0.70);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: var(--font-size-xs);
            font-weight: 700;
            border-radius: 100px;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .game-card .card-img-wrap .card-rating i {
            color: var(--warning);
        }

        .game-card .card-body {
            padding: var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card .card-body .game-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: var(--space-sm);
        }

        .game-card .card-body .game-tag {
            padding: 2px 10px;
            font-size: 0.65rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-bg);
            border-radius: 100px;
        }

        .game-card .card-body h3 {
            font-size: var(--font-size-md);
            font-weight: 700;
            color: var(--secondary-dark);
            margin-bottom: var(--space-xs);
            line-height: 1.4;
        }

        .game-card .card-body .game-meta {
            font-size: var(--font-size-sm);
            color: var(--text-secondary);
            margin-bottom: var(--space-sm);
            display: flex;
            align-items: center;
            gap: var(--space-md);
        }

        .game-card .card-body .game-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .game-card .card-body .game-meta i {
            color: var(--primary-light);
            font-size: 0.75rem;
        }

        .game-card .card-body .game-desc {
            font-size: var(--font-size-sm);
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: var(--space-md);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .game-card .card-body .card-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: var(--primary);
            background: var(--primary-bg);
            border: 1px solid transparent;
            border-radius: 100px;
            transition: all var(--transition);
            width: 100%;
            text-align: center;
        }

        .game-card .card-body .card-btn:hover {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px var(--primary-glow);
            border-color: transparent;
        }

        /* ===== 特色推荐（大卡片） ===== */
        .feature-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);
            height: 100%;
            display: flex;
            flex-direction: row;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .feature-card .feature-img {
            width: 40%;
            min-height: 240px;
            background-size: cover;
            background-position: center;
            flex-shrink: 0;
        }

        .feature-card .feature-content {
            padding: var(--space-xl);
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }

        .feature-card .feature-content .feature-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 2px 12px;
            background: var(--primary-bg);
            color: var(--primary);
            font-size: var(--font-size-xs);
            font-weight: 700;
            border-radius: 100px;
            margin-bottom: var(--space-sm);
            width: fit-content;
        }

        .feature-card .feature-content h3 {
            font-size: var(--font-size-xl);
            font-weight: 800;
            color: var(--secondary-dark);
            margin-bottom: var(--space-sm);
        }

        .feature-card .feature-content p {
            font-size: var(--font-size-sm);
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: var(--space-md);
        }

        .feature-card .feature-content .feature-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 100px;
            box-shadow: 0 4px 14px var(--primary-glow);
            transition: all var(--transition);
            width: fit-content;
            border: none;
        }

        .feature-card .feature-content .feature-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px var(--primary-glow);
            color: #fff;
        }

        @media (max-width: 768px) {
            .feature-card {
                flex-direction: column;
            }

            .feature-card .feature-img {
                width: 100%;
                min-height: 200px;
            }

            .feature-card .feature-content {
                padding: var(--space-lg);
            }

            .feature-card .feature-content h3 {
                font-size: var(--font-size-lg);
            }
        }

        /* ===== 排行榜 / 列表 ===== */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: var(--space-lg);
            padding: var(--space-md) var(--space-lg);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .rank-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateX(4px);
        }

        .rank-item .rank-num {
            font-size: var(--font-size-2xl);
            font-weight: 900;
            color: var(--border);
            min-width: 48px;
            text-align: center;
            line-height: 1;
        }

        .rank-item:nth-child(1) .rank-num {
            color: var(--warning);
        }
        .rank-item:nth-child(2) .rank-num {
            color: var(--text-secondary);
        }
        .rank-item:nth-child(3) .rank-num {
            color: var(--primary-light);
        }

        .rank-item .rank-info {
            flex: 1;
        }

        .rank-item .rank-info h4 {
            font-size: var(--font-size-base);
            font-weight: 700;
            color: var(--secondary-dark);
            margin-bottom: 2px;
        }

        .rank-item .rank-info p {
            font-size: var(--font-size-sm);
            color: var(--text-secondary);
            margin: 0;
        }

        .rank-item .rank-score {
            font-size: var(--font-size-lg);
            font-weight: 800;
            color: var(--primary);
        }

        @media (max-width: 520px) {
            .rank-item {
                flex-wrap: wrap;
                gap: var(--space-sm);
                padding: var(--space-md);
            }

            .rank-item .rank-num {
                font-size: var(--font-size-lg);
                min-width: 32px;
            }

            .rank-item .rank-score {
                font-size: var(--font-size-base);
            }
        }

        /* ===== FAQ ===== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            margin-bottom: var(--space-sm);
            background: var(--bg-card);
            box-shadow: var(--shadow-sm);
        }

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: var(--font-size-base);
            color: var(--secondary-dark);
            background: transparent;
            padding: var(--space-md) var(--space-lg);
            box-shadow: none !important;
            border: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--primary-bg);
        }

        .faq-accordion .accordion-button::after {
            background-size: 1rem;
            transition: transform var(--transition);
        }

        .faq-accordion .accordion-body {
            padding: 0 var(--space-lg) var(--space-lg);
            color: var(--text-secondary);
            font-size: var(--font-size-sm);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--secondary-dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
            opacity: 0.12;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: var(--space-4xl) 0;
        }

        .cta-section h2 {
            font-size: var(--font-size-3xl);
            font-weight: 800;
            color: #fff;
            margin-bottom: var(--space-md);
        }

        .cta-section p {
            font-size: var(--font-size-md);
            color: var(--text-white);
            opacity: 0.75;
            max-width: 560px;
            margin: 0 auto var(--space-xl);
        }

        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            font-size: var(--font-size-base);
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 100px;
            box-shadow: 0 8px 30px var(--primary-glow);
            transition: all var(--transition);
            border: none;
        }

        .cta-section .cta-btn:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 16px 48px var(--primary-glow);
            color: #fff;
        }

        @media (max-width: 768px) {
            .cta-section .cta-content {
                padding: var(--space-2xl) 0;
            }

            .cta-section h2 {
                font-size: var(--font-size-xl);
            }

            .cta-section p {
                font-size: var(--font-size-sm);
            }

            .cta-section .cta-btn {
                padding: 12px 28px;
                font-size: var(--font-size-sm);
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--secondary-dark);
            color: var(--text-white);
            padding: var(--space-4xl) 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }

        .footer .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-size: var(--font-size-lg);
            font-weight: 800;
            color: #fff;
            margin-bottom: var(--space-md);
        }

        .footer .footer-brand .footer-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            box-shadow: 0 4px 12px var(--primary-glow);
        }

        .footer .footer-brand p {
            font-size: var(--font-size-sm);
            color: var(--text-light);
            line-height: 1.8;
            opacity: 0.75;
        }

        .footer .footer-col h4 {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-md);
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        .footer .footer-col ul li {
            margin-bottom: var(--space-sm);
        }

        .footer .footer-col ul li a {
            font-size: var(--font-size-sm);
            color: var(--text-light);
            opacity: 0.7;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .footer .footer-col ul li a:hover {
            color: var(--primary-light);
            opacity: 1;
            transform: translateX(4px);
        }

        .footer .footer-bottom {
            padding: var(--space-lg) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--space-md);
            font-size: var(--font-size-sm);
            color: var(--text-light);
            opacity: 0.6;
        }

        .footer .footer-bottom .footer-links {
            display: flex;
            gap: var(--space-lg);
        }

        .footer .footer-bottom .footer-links a {
            color: var(--text-light);
            opacity: 0.7;
        }

        .footer .footer-bottom .footer-links a:hover {
            color: var(--primary-light);
            opacity: 1;
        }

        @media (max-width: 992px) {
            .footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .footer {
                padding: var(--space-2xl) 0 0;
            }

            .footer .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }

            .footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--space-sm);
            }

            .footer .footer-bottom .footer-links {
                gap: var(--space-md);
            }
        }

        /* ===== 响应式辅助 ===== */
        @media (max-width: 768px) {
            .game-card .card-body {
                padding: var(--space-md);
            }

            .game-card .card-body h3 {
                font-size: var(--font-size-base);
            }

            .filter-bar {
                gap: 6px;
            }

            .filter-btn {
                padding: 6px 14px;
                font-size: var(--font-size-xs);
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding-left: var(--space-md);
                padding-right: var(--space-md);
            }

            .rank-item .rank-info h4 {
                font-size: var(--font-size-sm);
            }
        }

        /* ===== 滚动渐入动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== Bootstrap 覆盖 ===== */
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
            border-color: transparent !important;
            box-shadow: 0 4px 14px var(--primary-glow) !important;
            border-radius: 100px !important;
            font-weight: 600 !important;
            padding: 10px 24px !important;
            transition: all var(--transition) !important;
        }

        .btn-primary:hover {
            transform: translateY(-2px) !important;
            box-shadow: 0 8px 28px var(--primary-glow) !important;
        }

        .btn-outline-primary {
            color: var(--primary) !important;
            border-color: var(--primary) !important;
            border-radius: 100px !important;
            font-weight: 600 !important;
        }

        .btn-outline-primary:hover {
            background: var(--primary) !important;
            color: #fff !important;
        }

        /* ===== 文章卡片（内容列表） ===== */
        .post-card {
            display: flex;
            gap: var(--space-lg);
            padding: var(--space-lg);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            align-items: flex-start;
        }

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

        .post-card .post-img {
            width: 180px;
            height: 120px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--secondary-dark);
        }

        .post-card .post-info {
            flex: 1;
        }

        .post-card .post-info .post-tag {
            display: inline-block;
            padding: 2px 10px;
            font-size: 0.65rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-bg);
            border-radius: 100px;
            margin-bottom: var(--space-xs);
        }

        .post-card .post-info h4 {
            font-size: var(--font-size-base);
            font-weight: 700;
            color: var(--secondary-dark);
            margin-bottom: var(--space-xs);
        }

        .post-card .post-info p {
            font-size: var(--font-size-sm);
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: var(--space-xs);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .post-card .post-info .post-meta {
            font-size: var(--font-size-xs);
            color: var(--text-light);
            display: flex;
            gap: var(--space-md);
        }

        @media (max-width: 768px) {
            .post-card {
                flex-direction: column;
                padding: var(--space-md);
            }

            .post-card .post-img {
                width: 100%;
                height: 180px;
            }
        }

        /* ===== 分页 ===== */
        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: var(--space-sm);
            margin-top: var(--space-2xl);
        }

        .pagination-custom .page-btn {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .pagination-custom .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-bg);
        }

        .pagination-custom .page-btn.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 14px var(--primary-glow);
        }

        .pagination-custom .page-btn.disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-size: var(--font-size-sm);
            color: var(--text-light);
            margin-bottom: var(--space-lg);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb-custom .sep {
            color: var(--border);
            font-size: 0.7rem;
        }

        .breadcrumb-custom .current {
            color: var(--primary);
            font-weight: 600;
        }