/* roulang page: index */
:root {
            --bg-base: #0B0C10;
            --bg-surface: #14161D;
            --bg-card: #1F222E;
            --bg-card-hover: #262A38;
            --border-color: #2E3446;
            --border-highlight: rgba(255, 184, 0, 0.4);
            --primary-gold: #FFB800;
            --primary-gold-hover: #E5A600;
            --secondary-cyan: #00D2FF;
            --accent-red: #E50914;
            --text-main: #FFFFFF;
            --text-muted: #C5C8D4;
            --text-sub: #7E8497;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 20px rgba(255, 184, 0, 0.25);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            line-height: 1.75;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

        /* 导航定制 */
        .site-navbar {
            background: rgba(11, 12, 16, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            padding: 0.85rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.5px;
        }
        .brand-badge {
            background: linear-gradient(135deg, #FFB800, #FF8A00);
            color: #000;
            font-size: 0.72rem;
            padding: 2px 7px;
            border-radius: 4px;
            font-weight: 900;
            vertical-align: middle;
        }
        .nav-link {
            color: var(--text-muted) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-gold) !important;
            background: rgba(255, 184, 0, 0.08);
        }
        .lang-switch {
            background: #1B1E29;
            border: 1px solid var(--border-color);
            border-radius: 30px;
            padding: 4px 10px;
            font-size: 0.8rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-muted);
        }
        .lang-switch .active {
            color: var(--primary-gold);
            font-weight: bold;
        }

        /* 按钮体系 */
        .btn-cinema {
            background: linear-gradient(135deg, #FFB800 0%, #FFA000 100%);
            color: #0B0C10;
            font-weight: 700;
            border: none;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 14px rgba(255, 184, 0, 0.3);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-cinema:hover {
            background: linear-gradient(135deg, #FFA000 0%, #E59000 100%);
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 184, 0, 0.45);
        }
        .btn-outline-cinema {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            font-weight: 600;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-cinema:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--primary-gold);
            border-color: var(--primary-gold);
        }

        /* 基础结构 */
        section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--bg-surface);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
        }
        .section-header {
            margin-bottom: 3rem;
            text-align: center;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--primary-gold);
            background: rgba(255, 184, 0, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255, 184, 0, 0.2);
            margin-bottom: 0.8rem;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            margin-bottom: 0.9rem;
        }
        .section-desc {
            color: var(--text-muted);
            max-width: 760px;
            margin: 0 auto;
            font-size: 1.02rem;
            line-height: 1.8;
        }

        /* 板块1：Hero 蓝图 */
        .hero-section {
            padding: 5.5rem 0 4.5rem;
            background: radial-gradient(circle at 50% 20%, rgba(255, 184, 0, 0.08) 0%, rgba(11, 12, 16, 1) 70%);
            border-bottom: 1px solid var(--border-color);
        }
        .hero-banner-inner {
            background: linear-gradient(180deg, #181B24 0%, #111319 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
        }
        .hero-banner-inner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary-gold), transparent);
        }
        .hero-h1 {
            font-size: 2.85rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 1.3rem;
            color: #FFFFFF;
            letter-spacing: -0.5px;
        }
        .hero-lead {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.85;
            margin-bottom: 2rem;
            max-width: 860px;
            margin-left: auto;
            margin-right: auto;
        }
        .flash-deal-bar {
            background: rgba(229, 9, 20, 0.15);
            border: 1px solid rgba(229, 9, 20, 0.4);
            border-radius: var(--radius-sm);
            padding: 0.75rem 1.5rem;
            display: inline-flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .flash-timer {
            font-family: monospace;
            background: #E50914;
            color: #fff;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
            letter-spacing: 1px;
        }

        /* 板块2：指标看板 */
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            text-align: center;
            transition: var(--transition);
        }
        .metric-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .metric-num {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--primary-gold);
            line-height: 1;
            margin-bottom: 0.5rem;
            font-family: -apple-system, sans-serif;
        }
        .metric-label {
            font-size: 1.05rem;
            font-weight: 700;
            color: #FFF;
            margin-bottom: 0.4rem;
        }
        .metric-desc {
            font-size: 0.88rem;
            color: var(--text-sub);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* 通用卡片组件 */
        .cinema-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 2rem;
            height: 100%;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .cinema-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(255, 184, 0, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .card-icon-wrapper {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: rgba(255, 184, 0, 0.12);
            color: var(--primary-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 1.4rem;
            border: 1px solid rgba(255, 184, 0, 0.2);
        }
        .cinema-card h4 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: #FFF;
        }
        .cinema-card p {
            font-size: 0.93rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* 对比板块 */
        .compare-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 2.2rem;
            height: 100%;
        }
        .compare-box.active-plan {
            border-color: var(--primary-gold);
            background: linear-gradient(180deg, rgba(255, 184, 0, 0.05) 0%, var(--bg-card) 100%);
            box-shadow: 0 0 30px rgba(255, 184, 0, 0.1);
        }
        .compare-list {
            list-style: none;
            padding: 0;
            margin: 1.5rem 0 0;
        }
        .compare-list li {
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.95rem;
        }
        .compare-list li:last-child {
            border-bottom: none;
        }

        /* 时间线板块 */
        .timeline-box {
            position: relative;
            padding-left: 2.5rem;
        }
        .timeline-box::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 11px;
            width: 2px;
            background: var(--border-color);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2.5rem;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-dot {
            position: absolute;
            left: -2.5rem;
            top: 4px;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--bg-surface);
            border: 3px solid var(--primary-gold);
        }

        /* 资讯板块 */
        .post-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .post-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-3px);
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-sub);
            margin-bottom: 0.75rem;
        }
        .post-category {
            color: var(--secondary-cyan);
            font-weight: 600;
        }
        .post-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.7rem;
            line-height: 1.45;
        }
        .post-excerpt {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.65;
            margin-bottom: 1.2rem;
            flex-grow: 1;
        }

        /* 常见问答 Accordion */
        .accordion-item {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 1rem;
            overflow: hidden;
        }
        .accordion-button {
            background-color: var(--bg-card);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 1.25rem 1.5rem;
            box-shadow: none !important;
        }
        .accordion-button:not(.collapsed) {
            background-color: rgba(255, 184, 0, 0.08);
            color: var(--primary-gold);
        }
        .accordion-button::after {
            filter: invert(1);
        }
        .accordion-body {
            background-color: var(--bg-card);
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            padding: 1.25rem 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 转化表单 */
        .cta-box {
            background: linear-gradient(145deg, #1A1D27 0%, #11131A 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
            position: relative;
        }
        .cta-box::after {
            content: '';
            position: absolute;
            top: -1px;
            right: 40px;
            width: 120px;
            height: 2px;
            background: var(--primary-gold);
        }
        .form-control-cinema {
            background: #0B0C10;
            border: 1px solid var(--border-color);
            color: #FFF;
            padding: 0.85rem 1.2rem;
            border-radius: var(--radius-sm);
        }
        .form-control-cinema:focus {
            background: #0B0C10;
            border-color: var(--primary-gold);
            color: #FFF;
            box-shadow: 0 0 10px rgba(255, 184, 0, 0.25);
        }

        /* 页脚 */
        .site-footer {
            background-color: #07080B;
            border-top: 1px solid var(--border-color);
            padding: 4.5rem 0 2rem;
            font-size: 0.92rem;
        }
        .footer-title {
            color: #FFFFFF;
            font-size: 1.08rem;
            font-weight: 700;
            margin-bottom: 1.3rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--primary-gold);
        }
        .footer-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-list li {
            margin-bottom: 0.65rem;
        }
        .footer-list a {
            color: var(--text-sub);
        }
        .footer-list a:hover {
            color: var(--primary-gold);
            padding-left: 4px;
        }
        .pulse-dot {
            width: 8px;
            height: 8px;
            background-color: #10B981;
            border-radius: 50%;
            display: inline-block;
            box-shadow: 0 0 8px #10B981;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(0.95); opacity: 0.8; }
            50% { transform: scale(1.3); opacity: 1; }
            100% { transform: scale(0.95); opacity: 0.8; }
        }
        .footer-bottom {
            margin-top: 3.5rem;
            padding-top: 1.8rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-sub);
            font-size: 0.85rem;
        }

        @media (max-width: 991.98px) {
            .hero-h1 { font-size: 2.2rem; }
            .section-title { font-size: 1.75rem; }
            .hero-banner-inner { padding: 2.5rem 1.5rem; }
        }
        @media (max-width: 575.98px) {
            .hero-h1 { font-size: 1.85rem; }
            .flash-deal-bar { flex-direction: column; text-align: center; }
            .btn-cinema, .btn-outline-cinema { width: 100%; }
        }

/* roulang page: article */
:root {
            --bg-base: #0B0C10;
            --bg-surface: #14161D;
            --bg-card: #1F222E;
            --bg-card-hover: #262A38;
            --border-color: #2E3446;
            --border-highlight: rgba(255, 184, 0, 0.4);
            --primary-gold: #FFB800;
            --primary-gold-hover: #E5A600;
            --secondary-cyan: #00D2FF;
            --accent-red: #E50914;
            --text-main: #FFFFFF;
            --text-muted: #C5C8D4;
            --text-sub: #7E8497;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 20px rgba(255, 184, 0, 0.25);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

        a:hover {
            color: var(--primary-gold);
        }

        /* 导航 */
        .site-navbar {
            background: rgba(11, 12, 16, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            padding: 0.85rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.5px;
        }

        .brand-badge {
            background: linear-gradient(135deg, #FFB800, #FF8A00);
            color: #000;
            font-size: 0.72rem;
            padding: 2px 7px;
            border-radius: 4px;
            font-weight: 900;
            vertical-align: middle;
        }

        .nav-link {
            color: var(--text-muted) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary-gold) !important;
            background: rgba(255, 184, 0, 0.08);
        }

        .lang-switch {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0.35rem 0.8rem;
            border-radius: 30px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            font-size: 0.82rem;
            color: var(--text-sub);
        }

        .lang-switch span.active {
            color: var(--primary-gold);
            font-weight: 700;
        }

        .btn-cinema {
            background: linear-gradient(135deg, #FFB800 0%, #FFA000 100%);
            color: #0B0C10;
            font-weight: 700;
            border: none;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 14px rgba(255, 184, 0, 0.3);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-cinema:hover {
            background: linear-gradient(135deg, #FFA000 0%, #E59000 100%);
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 184, 0, 0.45);
        }

        .btn-outline-cinema {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            font-weight: 600;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-cinema:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--primary-gold);
            border-color: var(--primary-gold);
        }

        /* 顶部检索条与支持中心式 Hero */
        .doc-help-hero {
            background: radial-gradient(circle at 50% 10%, rgba(255, 184, 0, 0.08) 0%, rgba(11, 12, 16, 1) 75%);
            border-bottom: 1px solid var(--border-color);
            padding: 3rem 0 2.5rem;
        }

        .search-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
            align-items: center;
            margin-top: 1rem;
        }

        .search-chip-item {
            font-size: 0.8rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            padding: 4px 12px;
            border-radius: 20px;
            transition: var(--transition);
        }

        .search-chip-item:hover {
            color: var(--primary-gold);
            border-color: var(--primary-gold);
            background: rgba(255, 184, 0, 0.08);
        }

        /* 摘要提示条 */
        .highlight-summary-bar {
            background: linear-gradient(90deg, rgba(255, 184, 0, 0.12), rgba(0, 210, 255, 0.05));
            border: 1px solid rgba(255, 184, 0, 0.3);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.75rem;
            margin-bottom: 2.5rem;
            position: relative;
        }

        .highlight-summary-bar::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--primary-gold);
            border-radius: var(--radius-md) 0 0 var(--radius-md);
        }

        /* 文章主体排版 */
        .article-main-container {
            max-width: 880px;
            margin: 0 auto;
        }

        .article-header {
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .article-title-h1 {
            font-size: 2.25rem;
            font-weight: 800;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }

        .article-meta-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 0.88rem;
            color: var(--text-sub);
        }

        .article-meta-line span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-body-prose {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.85;
            margin-bottom: 3.5rem;
        }

        .article-body-prose h2 {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--text-main);
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: relative;
        }

        .article-body-prose h2::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 45px;
            height: 2px;
            background: var(--primary-gold);
        }

        .article-body-prose h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }

        .article-body-prose p {
            margin-bottom: 1.4rem;
        }

        .article-body-prose ul, .article-body-prose ol {
            margin-bottom: 1.4rem;
            padding-left: 1.5rem;
        }

        .article-body-prose li {
            margin-bottom: 0.5rem;
        }

        .article-body-prose blockquote {
            background: var(--bg-surface);
            border-left: 4px solid var(--secondary-cyan);
            padding: 1.2rem 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: #DDE2EE;
            font-style: italic;
            margin: 1.8rem 0;
        }

        .article-body-prose table {
            width: 100%;
            margin: 1.8rem 0;
            border-collapse: collapse;
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .article-body-prose th, .article-body-prose td {
            padding: 0.85rem 1.1rem;
            border: 1px solid var(--border-color);
            text-align: left;
        }

        .article-body-prose th {
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-main);
            font-weight: 700;
        }

        /* 核心要点复盘卡 */
        .takeaway-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 2rem;
            margin-bottom: 3rem;
            position: relative;
        }

        /* 互动状态条 */
        .action-share-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 15px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1rem 1.5rem;
            margin-bottom: 3.5rem;
        }

        /* 上下一篇导航 */
        .post-nav-wrapper {
            margin-bottom: 4rem;
        }

        .post-nav-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
            display: block;
            height: 100%;
            transition: var(--transition);
        }

        .post-nav-card:hover {
            border-color: var(--primary-gold);
            background: var(--bg-card);
            transform: translateY(-3px);
        }

        .post-nav-direction {
            font-size: 0.78rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--primary-gold);
            margin-bottom: 0.4rem;
        }

        .post-nav-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 关联专题推荐 */
        .related-feed-section {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-color);
            padding: 4rem 0;
        }

        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }

        .related-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }

        /* 文末极速调度 CTA */
        .article-cta-box {
            background: radial-gradient(circle at 50% 50%, rgba(255, 184, 0, 0.12) 0%, rgba(20, 22, 29, 0.95) 75%);
            border: 1px solid rgba(255, 184, 0, 0.35);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
            box-shadow: var(--shadow-glow);
            margin-bottom: 4rem;
        }

        /* 空状态 */
        .empty-content-state {
            padding: 6rem 1rem;
            text-align: center;
        }

        .empty-content-icon {
            font-size: 3.5rem;
            color: var(--text-sub);
            margin-bottom: 1.5rem;
        }

        /* 页脚 */
        .footer-cinema {
            background: #07080B;
            border-top: 1px solid var(--border-color);
            padding: 4.5rem 0 2rem;
        }

        .footer-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-col-title {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1.3rem;
            letter-spacing: 0.5px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.65rem;
        }

        .footer-links a {
            color: var(--text-sub);
            font-size: 0.9rem;
        }

        .footer-links a:hover {
            color: var(--primary-gold);
            padding-left: 4px;
        }

        .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background-color: #00E676;
            border-radius: 50%;
            margin-right: 6px;
            box-shadow: 0 0 8px #00E676;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 2rem;
            margin-top: 3.5rem;
            font-size: 0.85rem;
            color: var(--text-sub);
        }

        @media (max-width: 991px) {
            .article-title-h1 {
                font-size: 1.85rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-base: #0B0C10;
            --bg-surface: #14161D;
            --bg-card: #1F222E;
            --bg-card-hover: #262A38;
            --border-color: #2E3446;
            --border-highlight: rgba(255, 184, 0, 0.4);
            --primary-gold: #FFB800;
            --primary-gold-hover: #E5A600;
            --secondary-cyan: #00D2FF;
            --accent-red: #E50914;
            --text-main: #FFFFFF;
            --text-muted: #C5C8D4;
            --text-sub: #7E8497;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 20px rgba(255, 184, 0, 0.25);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            line-height: 1.75;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

        a:hover {
            color: var(--primary-gold);
        }

        /* 导航定制 */
        .site-navbar {
            background: rgba(11, 12, 16, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            padding: 0.85rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.5px;
        }

        .brand-badge {
            background: linear-gradient(135deg, #FFB800, #FF8A00);
            color: #000;
            font-size: 0.72rem;
            padding: 2px 7px;
            border-radius: 4px;
            font-weight: 900;
            vertical-align: middle;
        }

        .nav-link {
            color: var(--text-muted) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary-gold) !important;
            background: rgba(255, 184, 0, 0.08);
        }

        .lang-switch {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 30px;
            padding: 4px 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .lang-switch .active {
            color: var(--primary-gold);
            font-weight: 700;
        }

        /* 按钮体系 */
        .btn-cinema {
            background: linear-gradient(135deg, #FFB800 0%, #FFA000 100%);
            color: #0B0C10;
            font-weight: 700;
            border: none;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 14px rgba(255, 184, 0, 0.3);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-cinema:hover {
            background: linear-gradient(135deg, #FFA000 0%, #E59000 100%);
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 184, 0, 0.45);
        }

        .btn-outline-cinema {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            font-weight: 600;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-cinema:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--primary-gold);
            border-color: var(--primary-gold);
        }

        /* 基础结构 */
        section {
            padding: 4.5rem 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-surface);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
        }

        .section-header {
            margin-bottom: 2.8rem;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--primary-gold);
            background: rgba(255, 184, 0, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255, 184, 0, 0.2);
            margin-bottom: 0.8rem;
        }

        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            margin-bottom: 0.9rem;
        }

        .section-desc {
            color: var(--text-muted);
            max-width: 760px;
            margin: 0 auto;
            font-size: 1.02rem;
            line-height: 1.8;
        }

        /* 分类页板块1：轻量头部与面包屑 */
        .category-hero {
            padding: 3.8rem 0 3rem;
            background: linear-gradient(180deg, rgba(20, 22, 29, 0.9) 0%, rgba(11, 12, 16, 1) 100%);
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }

        .breadcrumb-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-sub);
            margin-bottom: 1.2rem;
        }

        .breadcrumb-wrap a {
            color: var(--text-muted);
        }

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

        .cat-h1 {
            font-size: 2.45rem;
            font-weight: 900;
            line-height: 1.28;
            margin-bottom: 1rem;
            background: linear-gradient(180deg, #FFFFFF 30%, #D4D7E2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* 板块2：多维快速筛选与矩阵 */
        .filter-matrix-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.8rem;
            box-shadow: var(--shadow-card);
        }

        .filter-row {
            display: flex;
            align-items: center;
            padding: 0.7rem 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
        }

        .filter-row:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .filter-label {
            width: 100px;
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-sub);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .filter-options {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .filter-pill {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid transparent;
            transition: var(--transition);
            cursor: pointer;
        }

        .filter-pill:hover, .filter-pill.active {
            background: rgba(255, 184, 0, 0.12);
            color: var(--primary-gold);
            border-color: rgba(255, 184, 0, 0.4);
            font-weight: 600;
        }

        /* 板块3：专区画质解析与节点卡片 */
        .channel-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
        }

        .channel-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-gold);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), var(--shadow-glow);
        }

        .channel-preview {
            height: 170px;
            background: linear-gradient(135deg, #181c28, #10121a);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .channel-preview i.preview-icon {
            font-size: 3.5rem;
            color: rgba(255, 255, 255, 0.12);
            transition: var(--transition);
        }

        .channel-card:hover .channel-preview i.preview-icon {
            color: var(--primary-gold);
            transform: scale(1.1);
        }

        .badge-resolution {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(0, 0, 0, 0.75);
            border: 1px solid rgba(255, 184, 0, 0.5);
            color: var(--primary-gold);
            font-size: 0.72rem;
            font-weight: 800;
            padding: 3px 8px;
            border-radius: 4px;
        }

        .badge-ping {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(0, 210, 255, 0.15);
            border: 1px solid rgba(0, 210, 255, 0.4);
            color: var(--secondary-cyan);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: 4px;
        }

        .channel-body {
            padding: 1.4rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .channel-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            color: #FFFFFF;
        }

        .channel-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1.2rem;
            flex-grow: 1;
        }

        .channel-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-sub);
            padding-top: 0.8rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 板块4：CMS 资讯列表 */
        .cms-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.4rem;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .cms-card:hover {
            border-color: rgba(255, 184, 0, 0.3);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }

        .cms-badge {
            font-size: 0.72rem;
            color: var(--secondary-cyan);
            background: rgba(0, 210, 255, 0.1);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 0.8rem;
        }

        .cms-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .cms-title a:hover {
            color: var(--primary-gold);
        }

        .cms-excerpt {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cms-date {
            font-size: 0.78rem;
            color: var(--text-sub);
        }

        /* 板块5：热度与趋势看板 */
        .rank-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            height: 100%;
        }

        .rank-item {
            display: flex;
            align-items: center;
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: var(--transition);
        }

        .rank-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .rank-num {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 4px;
            font-weight: 800;
            font-size: 0.85rem;
            margin-right: 12px;
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
        }

        .rank-top {
            background: linear-gradient(135deg, #FFB800, #FF8A00);
            color: #000;
        }

        .rank-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-main);
            flex-grow: 1;
        }

        .rank-stat {
            font-size: 0.8rem;
            color: var(--secondary-cyan);
            font-family: monospace;
        }

        /* 板块6：播放配置要求 */
        .spec-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }

        .spec-box:hover {
            border-color: rgba(0, 210, 255, 0.4);
            transform: translateY(-3px);
        }

        .spec-icon {
            width: 60px;
            height: 60px;
            line-height: 60px;
            margin: 0 auto 1.2rem;
            border-radius: 50%;
            background: rgba(255, 184, 0, 0.1);
            color: var(--primary-gold);
            font-size: 1.6rem;
        }

        .spec-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.6rem;
        }

        .spec-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 板块7：专区保障 Accordion */
        .cat-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            margin-bottom: 0.8rem;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .cat-accordion .accordion-button {
            background: var(--bg-card);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1rem;
            padding: 1.2rem 1.4rem;
            box-shadow: none;
            border: none;
        }

        .cat-accordion .accordion-button:not(.collapsed) {
            color: var(--primary-gold);
            background: rgba(255, 184, 0, 0.05);
            border-bottom: 1px solid var(--border-color);
        }

        .cat-accordion .accordion-button::after {
            filter: invert(1);
        }

        .cat-accordion .accordion-body {
            padding: 1.3rem 1.4rem;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            background: rgba(11, 12, 16, 0.3);
        }

        /* 页脚 */
        .footer-cinema {
            background: #07080B;
            border-top: 1px solid var(--border-color);
            padding: 4.5rem 0 2rem;
            color: var(--text-muted);
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col-title {
            font-size: 0.98rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1.2rem;
            letter-spacing: 0.5px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.6rem;
        }

        .footer-links a {
            color: var(--text-sub);
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary-gold);
            padding-left: 4px;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            background: #00E676;
            border-radius: 50%;
            display: inline-block;
            margin-right: 6px;
            box-shadow: 0 0 8px #00E676;
        }

        .footer-bottom {
            padding-top: 2rem;
            margin-top: 3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.82rem;
            color: var(--text-sub);
        }

        @media (max-width: 991px) {
            .cat-h1 { font-size: 1.95rem; }
            .section-title { font-size: 1.7rem; }
            .filter-label { width: 100%; margin-bottom: 6px; }
            .filter-row { flex-direction: column; align-items: flex-start; }
        }