/* roulang page: index */
:root {
            --bg-base: #0b0d14;
            --bg-surface: #121624;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --brand-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
            --brand-gradient-hover: linear-gradient(135deg, #8a38db 0%, #ff1a8d 100%);
            --accent-cyan: #00dfd8;
            --accent-amber: #f5a623;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-glass: 1px solid rgba(255, 255, 255, 0.08);
            --border-highlight: 1px solid rgba(255, 0, 128, 0.3);
            --radius-card: 16px;
            --radius-banner: 24px;
            --shadow-glow: 0 12px 32px rgba(121, 40, 202, 0.25);
            --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.4);
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }

        /* 导航栏覆写 */
        .navbar-custom {
            background: rgba(11, 13, 20, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: var(--border-glass);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .navbar-brand-logo {
            font-size: 1.4rem;
            font-weight: 800;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .navbar-brand-logo i {
            -webkit-text-fill-color: #ff0080;
        }
        .nav-link-custom {
            color: var(--text-muted);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: 8px;
            transition: color 0.2s ease;
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            color: #fff;
        }
        .navbar-toggler {
            border: var(--border-glass);
            color: #fff;
            padding: 0.4rem 0.7rem;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* 品牌 CTA 大按钮 */
        .btn-brand-cta {
            background: var(--brand-gradient);
            color: #fff !important;
            font-size: 0.9rem;
            font-weight: 700;
            padding: 0.65rem 1.6rem;
            border-radius: 9999px;
            border: none;
            box-shadow: 0 4px 18px rgba(121, 40, 202, 0.35);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-brand-cta:hover {
            background: var(--brand-gradient-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
            color: #fff;
        }
        .btn-secondary-custom {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-main);
            border: var(--border-glass);
            border-radius: 9999px;
            font-weight: 600;
            padding: 0.65rem 1.4rem;
            font-size: 0.9rem;
            transition: all 0.3s;
        }
        .btn-secondary-custom:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.2);
        }

        /* 徽章 Badge */
        .badge-capsule {
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            padding: 0.35rem 0.8rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .badge-brand {
            background: rgba(121, 40, 202, 0.15);
            border: 1px solid rgba(255, 0, 128, 0.3);
            color: #ff3399;
        }
        .badge-cyan {
            background: rgba(0, 223, 216, 0.12);
            border: 1px solid rgba(0, 223, 216, 0.3);
            color: var(--accent-cyan);
        }
        .badge-amber {
            background: rgba(245, 166, 35, 0.12);
            border: 1px solid rgba(245, 166, 35, 0.3);
            color: var(--accent-amber);
        }

        /* 圆角卡片规范 */
        .card-custom {
            background: var(--bg-card);
            border: var(--border-glass);
            border-radius: var(--radius-card);
            backdrop-filter: blur(10px);
            padding: 1.75rem;
            transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
            position: relative;
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            background: var(--bg-card-hover);
            transform: translateY(-6px);
            box-shadow: var(--shadow-glow);
            border-color: rgba(255, 255, 255, 0.16);
        }

        /* 焦点大卡 */
        .card-banner {
            border-radius: var(--radius-banner);
            border: var(--border-glass);
            background: var(--bg-surface);
            overflow: hidden;
            position: relative;
        }

        /* 板块通用间距与标题 */
        .section-padding {
            padding: 5rem 0;
            position: relative;
        }
        .section-header {
            margin-bottom: 3rem;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-top: 0.6rem;
            margin-bottom: 0.8rem;
            color: #ffffff;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.7;
            max-width: 820px;
        }

        /* Hero 杂志分栏首屏 */
        .hero-section {
            padding: 4.5rem 0 5.5rem;
            background: radial-gradient(circle at 80% 20%, rgba(121, 40, 202, 0.2) 0%, transparent 60%),
                        radial-gradient(circle at 10% 80%, rgba(255, 0, 128, 0.15) 0%, transparent 50%),
                        var(--bg-base);
            position: relative;
        }
        .hero-h1 {
            font-size: 2.85rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: -1px;
            margin-bottom: 1.5rem;
        }
        .hero-desc {
            color: var(--text-muted);
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 2.2rem;
        }
        .hero-poster-frame {
            border-radius: var(--radius-banner);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
            position: relative;
        }
        .hero-poster-frame img {
            width: 100%;
            height: 480px;
            object-fit: cover;
            display: block;
            filter: brightness(0.9);
        }
        .hero-poster-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 13, 20, 0.95) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 2rem;
        }

        /* 封面图海报容器 */
        .poster-box {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            aspect-ratio: 16/10;
            background: #1a1e2d;
            margin-bottom: 1.25rem;
        }
        .poster-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .card-custom:hover .poster-box img {
            transform: scale(1.05);
        }
        .poster-tag {
            position: absolute;
            top: 10px;
            right: 10px;
            z-index: 2;
        }

        /* 对比表格卡片 */
        .compare-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: 16px;
            overflow: hidden;
            background: var(--bg-card);
            border: var(--border-glass);
        }
        .compare-table th, .compare-table td {
            padding: 1.2rem 1.4rem;
            text-align: left;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .compare-table th {
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-main);
            font-weight: 700;
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .table-col-highlight {
            background: rgba(121, 40, 202, 0.12) !important;
            color: #fff;
            font-weight: 600;
            border-left: 1px solid rgba(255, 0, 128, 0.25);
            border-right: 1px solid rgba(255, 0, 128, 0.25);
        }

        /* 时间轴卡片 */
        .timeline-box {
            border-left: 2px solid rgba(255, 255, 255, 0.1);
            padding-left: 1.8rem;
            position: relative;
            margin-bottom: 2rem;
        }
        .timeline-box::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #ff0080;
            box-shadow: 0 0 10px #ff0080;
        }

        /* FAQ 手风琴覆写 */
        .accordion-item {
            background: var(--bg-card);
            border: var(--border-glass);
            border-radius: 14px !important;
            margin-bottom: 1rem;
            overflow: hidden;
        }
        .accordion-button {
            background: transparent;
            color: var(--text-main);
            font-size: 1.05rem;
            font-weight: 600;
            padding: 1.3rem 1.5rem;
            box-shadow: none !important;
        }
        .accordion-button:not(.collapsed) {
            background: rgba(255, 255, 255, 0.03);
            color: #ff3399;
        }
        .accordion-button::after {
            filter: invert(1);
        }
        .accordion-body {
            color: var(--text-muted);
            line-height: 1.75;
            padding: 1rem 1.5rem 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 表单控件定制 */
        .form-control-custom, .form-select-custom {
            background: rgba(255, 255, 255, 0.05);
            border: var(--border-glass);
            color: #fff;
            border-radius: 12px;
            padding: 0.85rem 1.2rem;
            font-size: 0.95rem;
        }
        .form-control-custom:focus, .form-select-custom:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: #ff0080;
            box-shadow: 0 0 12px rgba(255, 0, 128, 0.25);
            color: #fff;
        }
        .form-select-custom option {
            background: var(--bg-surface);
            color: #fff;
        }

        /* 页脚规范 */
        .footer-custom {
            background: #07080d;
            border-top: var(--border-glass);
            padding: 4.5rem 0 2rem;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 1rem;
            display: inline-block;
        }
        .footer-links-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links-list li {
            margin-bottom: 0.6rem;
        }
        .footer-links-list a {
            color: var(--text-muted);
        }
        .footer-links-list a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 3.5rem;
            padding-top: 1.8rem;
            font-size: 0.85rem;
            color: var(--text-dim);
        }

        @media (max-width: 991px) {
            .hero-h1 {
                font-size: 2.2rem;
            }
            .hero-poster-frame img {
                height: 360px;
            }
            .section-padding {
                padding: 3.5rem 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

/* roulang page: category1 */
:root {
      --bg-base: #0b0d14;
      --bg-surface: #121624;
      --bg-card: rgba(255, 255, 255, 0.04);
      --bg-card-hover: rgba(255, 255, 255, 0.07);
      --brand-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --brand-gradient-hover: linear-gradient(135deg, #8a38db 0%, #ff1a8d 100%);
      --accent-cyan: #00dfd8;
      --accent-amber: #f5a623;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: 1px solid rgba(255, 255, 255, 0.08);
      --border-highlight: 1px solid rgba(255, 0, 128, 0.3);
      --radius-card: 16px;
      --radius-banner: 24px;
      --shadow-glow: 0 12px 32px rgba(121, 40, 202, 0.25);
      --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.4);
    }
    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    /* 导航栏覆写 */
    .navbar-custom {
      background: rgba(11, 13, 20, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: var(--border-glass);
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .navbar-brand-logo {
      font-size: 1.4rem;
      font-weight: 800;
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .navbar-brand-logo i {
      -webkit-text-fill-color: #ff0080;
    }
    .nav-link-custom {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 0.5rem 0.9rem;
      border-radius: 8px;
      transition: color 0.2s ease;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: #fff;
    }
    .navbar-toggler {
      border: var(--border-glass);
      color: #fff;
      padding: 0.4rem 0.7rem;
    }
    .navbar-toggler:focus {
      box-shadow: none;
    }
    /* 品牌 CTA 大按钮 */
    .btn-brand-cta {
      background: var(--brand-gradient);
      color: #fff !important;
      font-size: 0.9rem;
      font-weight: 700;
      padding: 0.65rem 1.6rem;
      border-radius: 9999px;
      border: none;
      box-shadow: 0 4px 18px rgba(121, 40, 202, 0.35);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-brand-cta:hover {
      background: var(--brand-gradient-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
      color: #fff;
    }
    .btn-secondary-custom {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border: var(--border-glass);
      border-radius: 9999px;
      font-weight: 600;
      padding: 0.65rem 1.4rem;
      font-size: 0.9rem;
      transition: all 0.3s;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .btn-secondary-custom:hover {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      border-color: rgba(255, 255, 255, 0.2);
    }
    /* 徽章 Badge */
    .badge-capsule {
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      padding: 0.35rem 0.8rem;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .badge-brand {
      background: rgba(121, 40, 202, 0.15);
      border: 1px solid rgba(255, 0, 128, 0.3);
      color: #ff3399;
    }
    .badge-cyan {
      background: rgba(0, 223, 216, 0.12);
      border: 1px solid rgba(0, 223, 216, 0.3);
      color: var(--accent-cyan);
    }
    .badge-amber {
      background: rgba(245, 166, 35, 0.12);
      border: 1px solid rgba(245, 166, 35, 0.3);
      color: var(--accent-amber);
    }
    /* 圆角卡片规范 */
    .card-custom {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      backdrop-filter: blur(10px);
      padding: 1.75rem;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      position: relative;
      overflow: hidden;
      height: 100%;
    }
    .card-custom:hover {
      background: var(--bg-card-hover);
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 255, 255, 0.16);
    }
    .section-padding {
      padding: 4.5rem 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 2.5rem;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-top: 0.6rem;
      margin-bottom: 0.8rem;
      color: #ffffff;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.7;
      max-width: 780px;
    }

    /* 分类顶栏控制台 */
    .category-header-wrap {
      padding: 3rem 0 2rem;
      background: radial-gradient(circle at top center, rgba(121, 40, 202, 0.15) 0%, transparent 70%);
      border-bottom: var(--border-glass);
    }
    .filter-group-title {
      font-size: 0.85rem;
      color: var(--text-dim);
      font-weight: 600;
      width: 70px;
      flex-shrink: 0;
    }
    .filter-tag {
      font-size: 0.85rem;
      color: var(--text-muted);
      padding: 0.25rem 0.85rem;
      border-radius: 6px;
      cursor: pointer;
      transition: all 0.2s;
    }
    .filter-tag:hover, .filter-tag.active {
      color: #fff;
      background: rgba(255, 255, 255, 0.08);
    }
    .filter-tag.active {
      background: rgba(255, 0, 128, 0.2);
      color: #ff3399;
      font-weight: 600;
    }

    /* 影视封面海报卡 */
    .poster-card {
      background: var(--bg-surface);
      border-radius: var(--radius-card);
      border: var(--border-glass);
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .poster-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 255, 255, 0.2);
    }
    .poster-thumb-box {
      position: relative;
      width: 100%;
      padding-top: 140%;
      overflow: hidden;
      background: #181c2e;
    }
    .poster-thumb-box img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-thumb-box img {
      transform: scale(1.05);
    }
    .poster-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(11, 13, 20, 0.95) 0%, rgba(11, 13, 20, 0.2) 60%, transparent 100%);
    }
    .poster-top-badge {
      position: absolute;
      top: 10px;
      right: 10px;
      z-index: 2;
    }
    .poster-bottom-meta {
      position: absolute;
      bottom: 10px;
      left: 12px;
      right: 12px;
      z-index: 2;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .poster-info {
      padding: 1.1rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }
    .poster-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.4rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 0.8rem;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    /* 排行榜单项卡片 */
    .rank-num {
      width: 32px;
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      font-weight: 800;
      font-size: 1.1rem;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-muted);
    }
    .rank-num.top1 {
      background: var(--brand-gradient);
      color: #fff;
    }
    .rank-num.top2 {
      background: rgba(245, 166, 35, 0.25);
      color: var(--accent-amber);
      border: 1px solid var(--accent-amber);
    }
    .rank-num.top3 {
      background: rgba(0, 223, 216, 0.25);
      color: var(--accent-cyan);
      border: 1px solid var(--accent-cyan);
    }

    /* 手风琴覆写 */
    .accordion-item-custom {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: 12px !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }
    .accordion-button-custom {
      background: transparent;
      color: #fff;
      font-weight: 700;
      font-size: 1.05rem;
      padding: 1.25rem 1.5rem;
      box-shadow: none !important;
      border: none;
    }
    .accordion-button-custom:not(.collapsed) {
      color: #ff3399;
      background: rgba(255, 255, 255, 0.02);
    }
    .accordion-button-custom::after {
      filter: invert(1);
    }
    .accordion-body-custom {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
      padding: 0 1.5rem 1.25rem;
    }

    /* 表单控件覆写 */
    .form-control-custom, .form-select-custom {
      background: rgba(255, 255, 255, 0.05);
      border: var(--border-glass);
      color: #fff;
      border-radius: 10px;
      padding: 0.75rem 1rem;
    }
    .form-control-custom:focus, .form-select-custom:focus {
      background: rgba(255, 255, 255, 0.08);
      border-color: rgba(255, 0, 128, 0.5);
      color: #fff;
      box-shadow: 0 0 12px rgba(121, 40, 202, 0.25);
    }
    .form-control-custom::placeholder {
      color: var(--text-dim);
    }

    /* 页脚样式 */
    .footer-custom {
      background: #07080d;
      border-top: var(--border-glass);
      padding: 4rem 0 2rem;
      margin-top: 4rem;
    }
    .hover-white:hover {
      color: #fff !important;
    }

/* roulang page: category3 */
:root {
      --bg-base: #0b0d14;
      --bg-surface: #121624;
      --bg-card: rgba(255, 255, 255, 0.04);
      --bg-card-hover: rgba(255, 255, 255, 0.07);
      --brand-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --brand-gradient-hover: linear-gradient(135deg, #8a38db 0%, #ff1a8d 100%);
      --accent-cyan: #00dfd8;
      --accent-amber: #f5a623;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: 1px solid rgba(255, 255, 255, 0.08);
      --border-highlight: 1px solid rgba(255, 0, 128, 0.3);
      --radius-card: 16px;
      --radius-banner: 24px;
      --shadow-glow: 0 12px 32px rgba(121, 40, 202, 0.25);
      --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.4);
    }
    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    .navbar-custom {
      background: rgba(11, 13, 20, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: var(--border-glass);
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .navbar-brand-logo {
      font-size: 1.4rem;
      font-weight: 800;
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .navbar-brand-logo i {
      -webkit-text-fill-color: #ff0080;
    }
    .nav-link-custom {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 0.5rem 0.9rem;
      border-radius: 8px;
      transition: color 0.2s ease;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: #fff;
    }
    .navbar-toggler {
      border: var(--border-glass);
      color: #fff;
      padding: 0.4rem 0.7rem;
    }
    .navbar-toggler:focus {
      box-shadow: none;
    }
    .btn-brand-cta {
      background: var(--brand-gradient);
      color: #fff !important;
      font-size: 0.9rem;
      font-weight: 700;
      padding: 0.65rem 1.6rem;
      border-radius: 9999px;
      border: none;
      box-shadow: 0 4px 18px rgba(121, 40, 202, 0.35);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-brand-cta:hover {
      background: var(--brand-gradient-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
      color: #fff;
    }
    .btn-secondary-custom {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border: var(--border-glass);
      border-radius: 9999px;
      font-weight: 600;
      padding: 0.65rem 1.4rem;
      font-size: 0.9rem;
      transition: all 0.3s;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .btn-secondary-custom:hover {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      border-color: rgba(255, 255, 255, 0.2);
    }
    .badge-capsule {
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      padding: 0.35rem 0.8rem;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .badge-brand {
      background: rgba(121, 40, 202, 0.15);
      border: 1px solid rgba(255, 0, 128, 0.3);
      color: #ff3399;
    }
    .badge-cyan {
      background: rgba(0, 223, 216, 0.12);
      border: 1px solid rgba(0, 223, 216, 0.3);
      color: var(--accent-cyan);
    }
    .badge-amber {
      background: rgba(245, 166, 35, 0.12);
      border: 1px solid rgba(245, 166, 35, 0.3);
      color: var(--accent-amber);
    }
    .card-custom {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      backdrop-filter: blur(10px);
      padding: 1.75rem;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      position: relative;
      overflow: hidden;
      height: 100%;
    }
    .card-custom:hover {
      background: var(--bg-card-hover);
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 255, 255, 0.16);
    }
    .card-banner {
      border-radius: var(--radius-banner);
      border: var(--border-glass);
      background: var(--bg-surface);
      overflow: hidden;
      position: relative;
    }
    .section-padding {
      padding: 5rem 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 2.5rem;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-top: 0.6rem;
      margin-bottom: 0.8rem;
      color: #ffffff;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.7;
      max-width: 820px;
    }
    .category-header-wrap {
      padding: 3rem 0 2rem;
      background: radial-gradient(circle at 10% 20%, rgba(0, 223, 216, 0.12) 0%, transparent 60%),
                  radial-gradient(circle at 90% 80%, rgba(121, 40, 202, 0.15) 0%, transparent 70%);
      border-bottom: var(--border-glass);
    }
    .breadcrumb-custom {
      font-size: 0.88rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .breadcrumb-custom a:hover {
      color: #fff;
    }
    .filter-panel {
      background: rgba(255, 255, 255, 0.02);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      padding: 1.25rem 1.5rem;
      margin-top: 2rem;
    }
    .filter-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      padding: 6px 0;
    }
    .filter-label {
      color: var(--text-dim);
      font-size: 0.88rem;
      font-weight: 600;
      min-width: 72px;
    }
    .filter-tag {
      font-size: 0.85rem;
      padding: 4px 14px;
      border-radius: 9999px;
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-tag:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.05);
    }
    .filter-tag.active {
      background: rgba(0, 223, 216, 0.15);
      color: var(--accent-cyan);
      border-color: rgba(0, 223, 216, 0.3);
      font-weight: 600;
    }
    .anime-poster-card {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: all 0.3s ease;
    }
    .anime-poster-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(0, 223, 216, 0.3);
    }
    .poster-img-container {
      position: relative;
      width: 100%;
      padding-top: 135%;
      overflow: hidden;
    }
    .poster-img-container img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .anime-poster-card:hover .poster-img-container img {
      transform: scale(1.05);
    }
    .poster-mask {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 13, 20, 0.1) 0%, rgba(11, 13, 20, 0.85) 100%);
    }
    .poster-badge-top {
      position: absolute;
      top: 12px;
      left: 12px;
      z-index: 2;
    }
    .poster-badge-right {
      position: absolute;
      top: 12px;
      right: 12px;
      z-index: 2;
    }
    .poster-content {
      padding: 1.25rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .poster-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.4rem;
      line-height: 1.4;
    }
    .poster-meta {
      font-size: 0.82rem;
      color: var(--text-dim);
      margin-bottom: 0.8rem;
    }
    .rank-row {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 1rem;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.02);
      border: var(--border-glass);
      transition: all 0.3s ease;
      margin-bottom: 12px;
    }
    .rank-row:hover {
      background: rgba(255, 255, 255, 0.06);
      transform: translateX(4px);
    }
    .rank-num {
      font-size: 1.4rem;
      font-weight: 900;
      width: 32px;
      text-align: center;
      font-style: italic;
    }
    .rank-1 { color: #ff0080; }
    .rank-2 { color: var(--accent-cyan); }
    .rank-3 { color: var(--accent-amber); }
    .rank-other { color: var(--text-dim); }
    .accordion-custom .accordion-item {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card) !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }
    .accordion-custom .accordion-button {
      background: transparent;
      color: #fff;
      font-weight: 700;
      font-size: 1rem;
      box-shadow: none;
      padding: 1.25rem 1.5rem;
    }
    .accordion-custom .accordion-button:not(.collapsed) {
      background: rgba(255, 255, 255, 0.03);
      color: var(--accent-cyan);
    }
    .accordion-custom .accordion-button::after {
      filter: invert(1);
    }
    .accordion-custom .accordion-body {
      color: var(--text-muted);
      font-size: 0.95rem;
      padding: 1rem 1.5rem 1.5rem;
      line-height: 1.7;
    }
    .form-control-custom {
      background: rgba(255, 255, 255, 0.04);
      border: var(--border-glass);
      color: #fff;
      border-radius: 12px;
      padding: 0.75rem 1rem;
    }
    .form-control-custom:focus {
      background: rgba(255, 255, 255, 0.07);
      border-color: var(--accent-cyan);
      box-shadow: 0 0 0 3px rgba(0, 223, 216, 0.2);
      color: #fff;
    }
    .footer-custom {
      background: #08090f;
      border-top: var(--border-glass);
      padding: 4.5rem 0 2.5rem;
      margin-top: 3rem;
    }
    .hover-white:hover {
      color: #fff !important;
    }

/* roulang page: category2 */
:root {
      --bg-base: #0b0d14;
      --bg-surface: #121624;
      --bg-card: rgba(255, 255, 255, 0.04);
      --bg-card-hover: rgba(255, 255, 255, 0.07);
      --brand-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --brand-gradient-hover: linear-gradient(135deg, #8a38db 0%, #ff1a8d 100%);
      --accent-cyan: #00dfd8;
      --accent-amber: #f5a623;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: 1px solid rgba(255, 255, 255, 0.08);
      --border-highlight: 1px solid rgba(255, 0, 128, 0.3);
      --radius-card: 16px;
      --radius-banner: 24px;
      --shadow-glow: 0 12px 32px rgba(121, 40, 202, 0.25);
      --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.4);
    }

    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }

    /* 顶部导航 */
    .navbar-custom {
      background: rgba(11, 13, 20, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: var(--border-glass);
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .navbar-brand-logo {
      font-size: 1.4rem;
      font-weight: 800;
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .navbar-brand-logo i {
      -webkit-text-fill-color: #ff0080;
    }

    .nav-link-custom {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 0.5rem 0.9rem;
      border-radius: 8px;
      transition: color 0.2s ease;
    }

    .nav-link-custom:hover, .nav-link-custom.active {
      color: #fff;
    }

    .navbar-toggler {
      border: var(--border-glass);
      color: #fff;
      padding: 0.4rem 0.7rem;
    }

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

    /* 品牌 CTA 大按钮 */
    .btn-brand-cta {
      background: var(--brand-gradient);
      color: #fff !important;
      font-size: 0.9rem;
      font-weight: 700;
      padding: 0.65rem 1.6rem;
      border-radius: 9999px;
      border: none;
      box-shadow: 0 4px 18px rgba(121, 40, 202, 0.35);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-brand-cta:hover {
      background: var(--brand-gradient-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
      color: #fff;
    }

    .btn-secondary-custom {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border: var(--border-glass);
      border-radius: 9999px;
      font-weight: 600;
      padding: 0.65rem 1.4rem;
      font-size: 0.9rem;
      transition: all 0.3s;
    }

    .btn-secondary-custom:hover {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      border-color: rgba(255, 255, 255, 0.2);
    }

    /* 胶囊徽章 */
    .badge-capsule {
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      padding: 0.35rem 0.8rem;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .badge-brand {
      background: rgba(121, 40, 202, 0.15);
      border: 1px solid rgba(255, 0, 128, 0.3);
      color: #ff3399;
    }

    .badge-cyan {
      background: rgba(0, 223, 216, 0.12);
      border: 1px solid rgba(0, 223, 216, 0.3);
      color: var(--accent-cyan);
    }

    .badge-amber {
      background: rgba(245, 166, 35, 0.12);
      border: 1px solid rgba(245, 166, 35, 0.3);
      color: var(--accent-amber);
    }

    /* 布局与板块通用 */
    .section-padding {
      padding: 4.5rem 0;
      position: relative;
    }

    .section-header {
      margin-bottom: 2.5rem;
    }

    .section-title {
      font-size: 1.95rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-top: 0.5rem;
      margin-bottom: 0.6rem;
      color: #ffffff;
    }

    .section-subtitle {
      color: var(--text-muted);
      font-size: 0.98rem;
      line-height: 1.6;
      max-width: 780px;
    }

    /* 圆角大卡 */
    .card-custom {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      backdrop-filter: blur(10px);
      padding: 1.6rem;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      position: relative;
      height: 100%;
    }

    .card-custom:hover {
      background: var(--bg-card-hover);
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 255, 255, 0.16);
    }

    /* 板块1：分类控制台与筛选面板 */
    .filter-dashboard {
      background: linear-gradient(180deg, rgba(18, 22, 36, 0.85) 0%, rgba(11, 13, 20, 0.6) 100%);
      border-bottom: var(--border-glass);
      padding: 2.8rem 0 2rem;
    }

    .breadcrumb-custom {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.88rem;
      color: var(--text-dim);
      margin-bottom: 1rem;
    }

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

    .breadcrumb-custom a:hover {
      color: #fff;
    }

    .filter-group-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.6rem;
      margin-bottom: 0.85rem;
    }

    .filter-label {
      font-size: 0.85rem;
      color: var(--text-dim);
      font-weight: 600;
      min-width: 68px;
    }

    .filter-tag {
      font-size: 0.82rem;
      padding: 0.3rem 0.85rem;
      border-radius: 9999px;
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.06);
      cursor: pointer;
      transition: all 0.2s;
    }

    .filter-tag:hover, .filter-tag.active {
      color: #fff;
      background: rgba(121, 40, 202, 0.25);
      border-color: rgba(255, 0, 128, 0.5);
    }

    /* 板块2：海报大卡网格 */
    .anime-card {
      background: var(--bg-surface);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .anime-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 0, 128, 0.4);
    }

    .anime-poster-box {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #000;
    }

    .anime-poster-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .anime-card:hover .anime-poster-box img {
      transform: scale(1.06);
    }

    .poster-overlay-top {
      position: absolute;
      top: 10px;
      left: 10px;
      right: 10px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      z-index: 2;
    }

    .poster-overlay-bottom {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 1.5rem 10px 8px;
      background: linear-gradient(180deg, transparent 0%, rgba(11, 13, 20, 0.95) 100%);
      z-index: 2;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
    }

    .anime-info-body {
      padding: 1.25rem 1.25rem 1.4rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .anime-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.5rem;
      line-height: 1.4;
    }

    .anime-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 1rem;
      flex-grow: 1;
    }

    .anime-meta-tags {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      flex-wrap: wrap;
    }

    /* 板块3：排行榜卡片 */
    .rank-list-wrapper {
      background: var(--bg-surface);
      border: var(--border-glass);
      border-radius: var(--radius-banner);
      padding: 1.8rem;
    }

    .rank-item {
      display: flex;
      align-items: center;
      padding: 0.85rem 1rem;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid rgba(255, 255, 255, 0.04);
      margin-bottom: 0.65rem;
      transition: all 0.25s;
    }

    .rank-item:hover {
      background: rgba(255, 255, 255, 0.06);
      transform: translateX(4px);
      border-color: rgba(255, 0, 128, 0.25);
    }

    .rank-num {
      font-size: 1.25rem;
      font-weight: 800;
      width: 36px;
      font-style: italic;
    }

    .rank-num-top {
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .rank-num-regular {
      color: var(--text-dim);
    }

    /* 板块4：观影特色卡 */
    .feature-spec-card {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      padding: 2rem 1.6rem;
      height: 100%;
      border-top: 3px solid transparent;
      transition: all 0.3s;
    }

    .feature-spec-card:hover {
      border-top-color: #ff0080;
      transform: translateY(-5px);
      box-shadow: var(--shadow-glow);
    }

    .spec-icon-box {
      width: 54px;
      height: 54px;
      border-radius: 14px;
      background: rgba(121, 40, 202, 0.15);
      border: 1px solid rgba(255, 0, 128, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      color: #ff3399;
      margin-bottom: 1.25rem;
    }

    /* 板块5：深度导视大卡 */
    .spotlight-card {
      background: var(--bg-surface);
      border: var(--border-glass);
      border-radius: var(--radius-banner);
      overflow: hidden;
      margin-bottom: 2rem;
    }

    .spotlight-img-box {
      height: 100%;
      min-height: 280px;
      position: relative;
    }

    .spotlight-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* 板块6：节点看板 */
    .node-metric-card {
      background: rgba(255, 255, 255, 0.03);
      border: var(--border-glass);
      border-radius: 14px;
      padding: 1.25rem;
      text-align: center;
    }

    .node-metric-val {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }

    /* 板块7：手风琴 FAQ */
    .accordion-custom .accordion-item {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: 14px !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }

    .accordion-custom .accordion-button {
      background: rgba(255, 255, 255, 0.02);
      color: #fff;
      font-weight: 600;
      font-size: 1.02rem;
      padding: 1.25rem 1.4rem;
      box-shadow: none;
    }

    .accordion-custom .accordion-button:not(.collapsed) {
      color: #ff3399;
      background: rgba(121, 40, 202, 0.1);
      border-bottom: var(--border-glass);
    }

    .accordion-custom .accordion-button::after {
      filter: invert(1) brightness(0.8);
    }

    .accordion-custom .accordion-body {
      background: transparent;
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      padding: 1.4rem;
    }

    /* 板块8：求片表单 */
    .feedback-panel {
      background: linear-gradient(135deg, rgba(18, 22, 36, 0.95) 0%, rgba(30, 20, 48, 0.9) 100%);
      border: 1px solid rgba(255, 0, 128, 0.25);
      border-radius: var(--radius-banner);
      padding: 2.5rem;
      box-shadow: var(--shadow-subtle);
    }

    .form-control-custom {
      background: rgba(11, 13, 20, 0.7);
      border: var(--border-glass);
      color: #fff;
      border-radius: 10px;
      padding: 0.75rem 1rem;
      font-size: 0.92rem;
    }

    .form-control-custom:focus {
      background: rgba(11, 13, 20, 0.9);
      border-color: #ff0080;
      box-shadow: 0 0 12px rgba(255, 0, 128, 0.25);
      color: #fff;
    }

    /* 页脚 */
    .footer-custom {
      background: #080a0f;
      border-top: var(--border-glass);
      padding: 4.5rem 0 2rem;
    }

    .brand-logo {
      font-size: 1.35rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.5px;
    }

    .hover-white:hover {
      color: #fff !important;
    }

    /* 响应式微调 */
    @media (max-width: 991.98px) {
      .section-padding {
        padding: 3.5rem 0;
      }
      .spotlight-img-box {
        min-height: 220px;
      }
    }

/* roulang page: category5 */
:root {
      --bg-base: #0b0d14;
      --bg-surface: #121624;
      --bg-card: rgba(255, 255, 255, 0.04);
      --bg-card-hover: rgba(255, 255, 255, 0.07);
      --brand-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --brand-gradient-hover: linear-gradient(135deg, #8a38db 0%, #ff1a8d 100%);
      --accent-cyan: #00dfd8;
      --accent-amber: #f5a623;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: 1px solid rgba(255, 255, 255, 0.08);
      --border-highlight: 1px solid rgba(255, 0, 128, 0.3);
      --radius-card: 16px;
      --radius-banner: 24px;
      --shadow-glow: 0 12px 32px rgba(121, 40, 202, 0.25);
      --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.4);
    }

    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }

    /* 统一导航栏样式 */
    .navbar-custom {
      background: rgba(11, 13, 20, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: var(--border-glass);
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .navbar-brand-logo {
      font-size: 1.4rem;
      font-weight: 800;
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .navbar-brand-logo i {
      -webkit-text-fill-color: #ff0080;
    }

    .nav-link-custom {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 0.5rem 0.9rem;
      border-radius: 8px;
      transition: color 0.2s ease;
    }

    .nav-link-custom:hover, .nav-link-custom.active {
      color: #fff;
      background: rgba(255, 255, 255, 0.05);
    }

    .navbar-toggler {
      border: var(--border-glass);
      color: #fff;
      padding: 0.4rem 0.7rem;
    }

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

    /* 品牌 CTA 大按钮 */
    .btn-brand-cta {
      background: var(--brand-gradient);
      color: #fff !important;
      font-size: 0.9rem;
      font-weight: 700;
      padding: 0.65rem 1.6rem;
      border-radius: 9999px;
      border: none;
      box-shadow: 0 4px 18px rgba(121, 40, 202, 0.35);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-brand-cta:hover {
      background: var(--brand-gradient-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
      color: #fff;
    }

    .btn-secondary-custom {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border: var(--border-glass);
      border-radius: 9999px;
      font-weight: 600;
      padding: 0.65rem 1.4rem;
      font-size: 0.9rem;
      transition: all 0.3s;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .btn-secondary-custom:hover {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      border-color: rgba(255, 255, 255, 0.2);
    }

    /* 胶囊徽章 Badge */
    .badge-capsule {
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      padding: 0.35rem 0.8rem;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .badge-brand {
      background: rgba(121, 40, 202, 0.15);
      border: 1px solid rgba(255, 0, 128, 0.3);
      color: #ff3399;
    }

    .badge-cyan {
      background: rgba(0, 223, 216, 0.12);
      border: 1px solid rgba(0, 223, 216, 0.3);
      color: var(--accent-cyan);
    }

    .badge-amber {
      background: rgba(245, 166, 35, 0.12);
      border: 1px solid rgba(245, 166, 35, 0.3);
      color: var(--accent-amber);
    }

    /* 卡片体系 */
    .card-custom {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      backdrop-filter: blur(10px);
      padding: 1.75rem;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      position: relative;
      overflow: hidden;
      height: 100%;
    }

    .card-custom:hover {
      background: var(--bg-card-hover);
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 255, 255, 0.16);
    }

    .section-padding {
      padding: 4.5rem 0;
      position: relative;
    }

    .section-header {
      margin-bottom: 2.5rem;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-top: 0.6rem;
      margin-bottom: 0.8rem;
      color: #ffffff;
    }

    .section-subtitle {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.7;
      max-width: 820px;
    }

    /* 分类筛选控制台 */
    .category-control-panel {
      background: var(--bg-surface);
      border-radius: var(--radius-banner);
      border: var(--border-glass);
      padding: 2.2rem 2.5rem;
      box-shadow: var(--shadow-subtle);
    }

    .breadcrumb-custom {
      font-size: 0.88rem;
      color: var(--text-dim);
      margin-bottom: 0.8rem;
    }

    .filter-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      padding: 0.6rem 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

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

    .filter-label {
      font-size: 0.85rem;
      color: var(--text-dim);
      min-width: 72px;
      font-weight: 600;
    }

    .filter-pill {
      font-size: 0.85rem;
      padding: 0.3rem 0.9rem;
      border-radius: 9999px;
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      transition: all 0.2s ease;
      cursor: pointer;
    }

    .filter-pill:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.09);
    }

    .filter-pill.active {
      background: var(--brand-gradient);
      color: #fff;
      font-weight: 600;
      box-shadow: 0 2px 10px rgba(255, 0, 128, 0.3);
    }

    /* 视频海报大卡 */
    .poster-card {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .poster-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 0, 128, 0.3);
    }

    .poster-cover-wrap {
      position: relative;
      padding-top: 138%;
      overflow: hidden;
      background: #181d2f;
    }

    .poster-img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .poster-card:hover .poster-img {
      transform: scale(1.05);
    }

    .poster-badge-top {
      position: absolute;
      top: 12px;
      right: 12px;
      z-index: 2;
    }

    .poster-badge-bottom {
      position: absolute;
      bottom: 12px;
      left: 12px;
      z-index: 2;
    }

    .poster-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(180deg, rgba(11, 13, 20, 0.1) 0%, rgba(11, 13, 20, 0.85) 100%);
    }

    .poster-info {
      padding: 1.25rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .poster-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.4rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .poster-meta {
      font-size: 0.82rem;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
      margin-bottom: 0.75rem;
    }

    .poster-intro {
      font-size: 0.82rem;
      color: var(--text-dim);
      line-height: 1.5;
      height: 2.4rem;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }

    /* 排行榜组件 */
    .rank-list-item {
      display: flex;
      align-items: center;
      gap: 15px;
      padding: 0.9rem 1.2rem;
      background: rgba(255, 255, 255, 0.02);
      border: var(--border-glass);
      border-radius: 12px;
      margin-bottom: 0.75rem;
      transition: all 0.25s ease;
    }

    .rank-list-item:hover {
      background: rgba(255, 255, 255, 0.06);
      transform: translateX(4px);
    }

    .rank-number {
      font-size: 1.3rem;
      font-weight: 900;
      min-width: 32px;
      text-align: center;
      color: var(--text-dim);
    }

    .rank-number.top-1 {
      color: #ff0080;
      text-shadow: 0 0 10px rgba(255, 0, 128, 0.5);
    }

    .rank-number.top-2 {
      color: var(--accent-amber);
    }

    .rank-number.top-3 {
      color: var(--accent-cyan);
    }

    /* 专题精选导视 */
    .feature-curation-card {
      background: var(--bg-surface);
      border: var(--border-glass);
      border-radius: var(--radius-banner);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    @media (min-width: 992px) {
      .feature-curation-card {
        flex-direction: row;
      }
      .feature-curation-img-wrap {
        width: 45%;
      }
      .feature-curation-content {
        width: 55%;
      }
    }

    .feature-curation-img-wrap {
      position: relative;
      min-height: 280px;
    }

    .feature-curation-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .feature-curation-content {
      padding: 2.5rem;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    /* 状态与进度仪表板 */
    .metric-progress-bar {
      height: 6px;
      border-radius: 9999px;
      background: rgba(255, 255, 255, 0.08);
      overflow: hidden;
      margin-top: 8px;
    }

    .metric-progress-inner {
      height: 100%;
      border-radius: 9999px;
      background: var(--brand-gradient);
    }

    /* 手风琴 FAQ 覆写 */
    .accordion-custom .accordion-item {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: 12px !important;
      margin-bottom: 0.9rem;
      overflow: hidden;
    }

    .accordion-custom .accordion-button {
      background: transparent;
      color: var(--text-main);
      font-weight: 700;
      font-size: 1.05rem;
      padding: 1.25rem 1.5rem;
      box-shadow: none;
    }

    .accordion-custom .accordion-button:not(.collapsed) {
      background: rgba(255, 255, 255, 0.03);
      color: #ff3399;
    }

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

    .accordion-custom .accordion-body {
      background: rgba(0, 0, 0, 0.2);
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.8;
      padding: 1.25rem 1.5rem;
    }

    /* 表单组件 */
    .form-control-custom, .form-select-custom {
      background: rgba(255, 255, 255, 0.05);
      border: var(--border-glass);
      border-radius: 10px;
      color: #fff;
      padding: 0.75rem 1rem;
      font-size: 0.9rem;
    }

    .form-control-custom:focus, .form-select-custom:focus {
      background: rgba(255, 255, 255, 0.08);
      border-color: #ff0080;
      box-shadow: 0 0 12px rgba(255, 0, 128, 0.25);
      color: #fff;
    }

    /* 页脚 */
    .footer-custom {
      background: #080a10;
      border-top: var(--border-glass);
      padding: 4.5rem 0 2rem;
    }

    .hover-white:hover {
      color: #fff !important;
    }

/* roulang page: category4 */
:root {
      --bg-base: #0b0d14;
      --bg-surface: #121624;
      --bg-card: rgba(255, 255, 255, 0.04);
      --bg-card-hover: rgba(255, 255, 255, 0.07);
      --brand-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --brand-gradient-hover: linear-gradient(135deg, #8a38db 0%, #ff1a8d 100%);
      --accent-cyan: #00dfd8;
      --accent-amber: #f5a623;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: 1px solid rgba(255, 255, 255, 0.08);
      --border-highlight: 1px solid rgba(255, 0, 128, 0.3);
      --radius-card: 16px;
      --radius-banner: 24px;
      --shadow-glow: 0 12px 32px rgba(121, 40, 202, 0.25);
      --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.4);
    }
    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    /* 导航栏 */
    .navbar-custom {
      background: rgba(11, 13, 20, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: var(--border-glass);
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .navbar-brand-logo {
      font-size: 1.4rem;
      font-weight: 800;
      background: var(--brand-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .navbar-brand-logo i {
      -webkit-text-fill-color: #ff0080;
    }
    .nav-link-custom {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 0.5rem 0.9rem;
      border-radius: 8px;
      transition: color 0.2s ease;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: #fff;
    }
    .navbar-toggler {
      border: var(--border-glass);
      color: #fff;
      padding: 0.4rem 0.7rem;
    }
    .navbar-toggler:focus {
      box-shadow: none;
    }
    /* CTA 按钮与交互控件 */
    .btn-brand-cta {
      background: var(--brand-gradient);
      color: #fff !important;
      font-size: 0.9rem;
      font-weight: 700;
      padding: 0.65rem 1.6rem;
      border-radius: 9999px;
      border: none;
      box-shadow: 0 4px 18px rgba(121, 40, 202, 0.35);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-brand-cta:hover {
      background: var(--brand-gradient-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
      color: #fff;
    }
    .btn-secondary-custom {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border: var(--border-glass);
      border-radius: 9999px;
      font-weight: 600;
      padding: 0.65rem 1.4rem;
      font-size: 0.9rem;
      transition: all 0.3s;
    }
    .btn-secondary-custom:hover {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
      border-color: rgba(255, 255, 255, 0.2);
    }
    /* 胶囊徽章 */
    .badge-capsule {
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      padding: 0.35rem 0.8rem;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .badge-brand {
      background: rgba(121, 40, 202, 0.15);
      border: 1px solid rgba(255, 0, 128, 0.3);
      color: #ff3399;
    }
    .badge-cyan {
      background: rgba(0, 223, 216, 0.12);
      border: 1px solid rgba(0, 223, 216, 0.3);
      color: var(--accent-cyan);
    }
    .badge-amber {
      background: rgba(245, 166, 35, 0.12);
      border: 1px solid rgba(245, 166, 35, 0.3);
      color: var(--accent-amber);
    }
    /* 通用圆角卡片 */
    .card-custom {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: var(--radius-card);
      backdrop-filter: blur(10px);
      padding: 1.75rem;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
      position: relative;
      overflow: hidden;
      height: 100%;
    }
    .card-custom:hover {
      background: var(--bg-card-hover);
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(255, 255, 255, 0.16);
    }
    .card-banner {
      border-radius: var(--radius-banner);
      border: var(--border-glass);
      background: var(--bg-surface);
      overflow: hidden;
      position: relative;
    }
    .section-padding {
      padding: 4.5rem 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 2.5rem;
    }
    .section-title {
      font-size: 1.9rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-top: 0.6rem;
      margin-bottom: 0.8rem;
      color: #ffffff;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 0.98rem;
      line-height: 1.7;
      max-width: 820px;
    }

    /* 分类顶栏控制台 */
    .category-header {
      background: linear-gradient(180deg, rgba(121, 40, 202, 0.12) 0%, rgba(11, 13, 20, 0) 100%);
      padding: 3.5rem 0 2rem;
      border-bottom: var(--border-glass);
    }
    .breadcrumb-custom {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      color: var(--text-dim);
      margin-bottom: 1.2rem;
    }
    .breadcrumb-custom a:hover {
      color: var(--accent-cyan);
    }
    .category-title {
      font-size: 2.4rem;
      font-weight: 900;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .filter-panel {
      background: var(--bg-surface);
      border: var(--border-glass);
      border-radius: 16px;
      padding: 1.25rem 1.5rem;
      margin-top: 1.8rem;
    }
    .filter-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 0.8rem;
    }
    .filter-row:last-child {
      margin-bottom: 0;
    }
    .filter-label {
      font-size: 0.85rem;
      color: var(--text-dim);
      min-width: 68px;
      font-weight: 600;
    }
    .filter-tag {
      font-size: 0.82rem;
      padding: 0.25rem 0.85rem;
      border-radius: 9999px;
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s;
    }
    .filter-tag:hover, .filter-tag.active {
      background: rgba(255, 0, 128, 0.15);
      color: #ff3399;
      border-color: rgba(255, 0, 128, 0.35);
    }

    /* 海报卡片 */
    .poster-card {
      border-radius: 16px;
      background: var(--bg-card);
      border: var(--border-glass);
      overflow: hidden;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .poster-card:hover {
      transform: translateY(-6px);
      border-color: rgba(255, 0, 128, 0.4);
      box-shadow: 0 14px 28px rgba(121, 40, 202, 0.3);
    }
    .poster-img-box {
      position: relative;
      width: 100%;
      padding-top: 135%;
      overflow: hidden;
      background: #171b29;
    }
    .poster-img-box img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-img-box img {
      transform: scale(1.06);
    }
    .poster-overlay-badges {
      position: absolute;
      top: 10px;
      left: 10px;
      right: 10px;
      display: flex;
      justify-content: space-between;
      z-index: 2;
    }
    .poster-rating {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: rgba(0, 0, 0, 0.75);
      backdrop-filter: blur(8px);
      padding: 0.2rem 0.55rem;
      border-radius: 6px;
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--accent-amber);
      z-index: 2;
    }
    .poster-info {
      padding: 1.1rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .poster-title {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.4rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.8rem;
      color: var(--text-dim);
      margin-bottom: 0.8rem;
    }

    /* 排行榜 */
    .rank-item {
      display: flex;
      align-items: center;
      padding: 0.85rem 1.1rem;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.02);
      border: var(--border-glass);
      margin-bottom: 0.75rem;
      transition: all 0.2s;
    }
    .rank-item:hover {
      background: rgba(255, 255, 255, 0.06);
      transform: translateX(4px);
    }
    .rank-num {
      font-size: 1.25rem;
      font-weight: 900;
      width: 38px;
      color: var(--text-dim);
    }
    .rank-num.top-1 { color: #ff0080; }
    .rank-num.top-2 { color: var(--accent-cyan); }
    .rank-num.top-3 { color: var(--accent-amber); }
    .rank-title {
      flex-grow: 1;
      font-size: 0.95rem;
      font-weight: 600;
      color: #fff;
    }
    .rank-heat {
      font-size: 0.8rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 5px;
    }

    /* 手风琴 FAQ */
    .accordion-custom .accordion-item {
      background: var(--bg-card);
      border: var(--border-glass);
      border-radius: 14px !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }
    .accordion-custom .accordion-button {
      background: transparent;
      color: #fff;
      font-weight: 600;
      padding: 1.2rem 1.5rem;
      box-shadow: none;
    }
    .accordion-custom .accordion-button:not(.collapsed) {
      color: #ff3399;
      background: rgba(255, 255, 255, 0.03);
    }
    .accordion-custom .accordion-body {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      padding: 1.2rem 1.5rem;
      background: rgba(0, 0, 0, 0.2);
    }

    /* 表单控件 */
    .form-control-custom, .form-select-custom {
      background: rgba(255, 255, 255, 0.05);
      border: var(--border-glass);
      color: #fff;
      border-radius: 10px;
      padding: 0.75rem 1rem;
      font-size: 0.9rem;
    }
    .form-control-custom:focus, .form-select-custom:focus {
      background: rgba(255, 255, 255, 0.08);
      border-color: #ff0080;
      box-shadow: 0 0 0 0.25rem rgba(255, 0, 128, 0.2);
      color: #fff;
    }
    .form-control-custom::placeholder {
      color: var(--text-dim);
    }

    /* 页脚 */
    .footer-custom {
      background: #080a0f;
      border-top: var(--border-glass);
      padding: 4.5rem 0 2rem;
      margin-top: 3rem;
    }
    .hover-white:hover {
      color: #fff !important;
    }

    @media (max-width: 991px) {
      .section-padding { padding: 3.5rem 0; }
      .category-title { font-size: 1.8rem; }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}