/* roulang page: index */
:root {
      --bg-main: #0b111e;
      --bg-sub: #0f172a;
      --accent-glow: #00d2ff;
      --accent-purple: #6366f1;
      --text-white: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: rgba(0, 210, 255, 0.18);
      --glass-bg: rgba(15, 23, 42, 0.78);
      --glass-card: rgba(18, 27, 49, 0.82);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-white);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
      padding-top: 135px;
    }

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

    /* 顶部导航与步骤栏 */
    .top-header-wrapper {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1050;
      background: rgba(11, 17, 30, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-glass);
      box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    }

    .main-navbar {
      padding: 14px 0;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: var(--text-white);
    }
    .brand-logo i {
      color: var(--accent-glow);
      text-shadow: 0 0 12px var(--accent-glow);
      font-size: 1.6rem;
    }
    .nav-link {
      color: var(--text-muted) !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 8px 14px !important;
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: var(--accent-glow) !important;
      background: rgba(0, 210, 255, 0.08);
      text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
    }

    /* 进度步骤导航条 */
    .stream-steps-bar {
      background: rgba(15, 23, 42, 0.95);
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding: 8px 0;
      font-size: 0.85rem;
    }
    .step-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--text-muted);
      padding: 4px 16px;
      border-radius: 20px;
      transition: var(--transition);
      cursor: pointer;
    }
    .step-item:hover {
      background: rgba(0, 210, 255, 0.12);
      color: var(--text-white);
    }
    .step-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--accent-glow);
      color: #0b111e;
      font-size: 0.72rem;
      font-weight: 700;
      box-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
    }
    .step-divider {
      color: var(--text-dim);
      font-size: 0.75rem;
    }

    /* 通用板块与排版 */
    .section-spacing {
      padding: 80px 0;
      position: relative;
    }
    .section-darker {
      background-color: var(--bg-sub);
    }
    .section-title-wrap {
      margin-bottom: 45px;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: var(--text-white);
      position: relative;
      display: inline-block;
      margin-bottom: 12px;
    }
    .section-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -6px;
      width: 48px;
      height: 3px;
      background: linear-gradient(90deg, var(--accent-glow), transparent);
      border-radius: 2px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 820px;
      line-height: 1.7;
    }

    /* 玻璃拟态卡片与边框发光 */
    .glass-box {
      background: var(--glass-card);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .glass-box:hover {
      border-color: rgba(0, 210, 255, 0.45);
      box-shadow: 0 12px 35px rgba(0, 210, 255, 0.15);
      transform: translateY(-4px);
    }

    /* 按钮规范 */
    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      font-size: 0.95rem;
      font-weight: 600;
      color: #0b111e;
      background: linear-gradient(135deg, var(--accent-glow) 0%, #38bdf8 100%);
      border: none;
      border-radius: var(--radius-sm);
      box-shadow: 0 0 22px rgba(0, 210, 255, 0.45);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-glow:hover {
      color: #040914;
      box-shadow: 0 0 32px rgba(0, 210, 255, 0.7);
      transform: translateY(-2px);
    }
    .btn-outline-glass {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 26px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-white);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .btn-outline-glass:hover {
      background: rgba(0, 210, 255, 0.15);
      border-color: var(--accent-glow);
      color: var(--accent-glow);
    }

    /* 板块 1: Hero 首屏 */
    .hero-section {
      padding: 60px 0 75px 0;
      position: relative;
      background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.18) 0%, transparent 60%),
                  radial-gradient(circle at 20% 80%, rgba(0, 210, 255, 0.12) 0%, transparent 60%);
    }
    .hero-badge-deal {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(99, 102, 241, 0.2);
      border: 1px solid rgba(99, 102, 241, 0.4);
      color: #a5b4fc;
      font-size: 0.85rem;
      padding: 6px 14px;
      border-radius: 30px;
      margin-bottom: 20px;
    }
    .hero-title {
      font-size: 2.85rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 20px;
    }
    .hero-highlight {
      background: linear-gradient(135deg, #00d2ff 0%, #6366f1 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.75;
      margin-bottom: 30px;
    }
    .hero-metrics-panel {
      margin-top: 50px;
      background: var(--glass-bg);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .metric-value {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--accent-glow);
      font-family: monospace;
      line-height: 1.1;
    }
    .metric-label {
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-top: 6px;
    }

    /* 海报卡片样式 */
    .poster-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #111b2f;
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .poster-card:hover {
      border-color: var(--accent-glow);
      transform: translateY(-6px);
      box-shadow: 0 14px 28px rgba(0, 0, 0, 0.6);
    }
    .poster-img-wrap {
      position: relative;
      width: 100%;
      padding-top: 140%;
      overflow: hidden;
      background: #1e293b;
    }
    .poster-img-wrap img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-img-wrap img {
      transform: scale(1.06);
    }
    .poster-tag {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(11, 17, 30, 0.85);
      backdrop-filter: blur(8px);
      color: var(--accent-glow);
      font-size: 0.72rem;
      font-weight: 600;
      padding: 3px 8px;
      border-radius: 4px;
      border: 1px solid var(--border-glass);
      z-index: 2;
    }
    .poster-score {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: rgba(0, 0, 0, 0.8);
      color: #fbbf24;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      z-index: 2;
    }
    .poster-body {
      padding: 16px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .poster-name {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-white);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.82rem;
      color: var(--text-dim);
      margin-bottom: 8px;
    }

    /* 时间轴设计 (里程碑) */
    .timeline-container {
      position: relative;
      padding-left: 35px;
    }
    .timeline-container::before {
      content: "";
      position: absolute;
      left: 12px;
      top: 10px;
      bottom: 10px;
      width: 2px;
      background: linear-gradient(180deg, var(--accent-glow), var(--accent-purple));
    }
    .timeline-item {
      position: relative;
      margin-bottom: 35px;
    }
    .timeline-item:last-child {
      margin-bottom: 0;
    }
    .timeline-dot {
      position: absolute;
      left: -35px;
      top: 4px;
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: var(--bg-main);
      border: 3px solid var(--accent-glow);
      box-shadow: 0 0 10px var(--accent-glow);
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .timeline-dot::after {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #fff;
    }

    /* 参数对决表 */
    .compare-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0 8px;
    }
    .compare-table tr {
      background: rgba(15, 23, 42, 0.6);
      border-radius: var(--radius-sm);
    }
    .compare-table td {
      padding: 14px 18px;
      font-size: 0.9rem;
      border: none;
    }
    .compare-metric-title {
      color: var(--text-muted);
      font-weight: 500;
    }
    .compare-pro {
      color: var(--accent-glow);
      font-weight: 700;
    }
    .compare-normal {
      color: var(--text-dim);
    }

    /* 风琴手风琴 FAQ */
    .accordion-item {
      background: var(--glass-card) !important;
      border: 1px solid var(--border-glass) !important;
      border-radius: var(--radius-md) !important;
      margin-bottom: 14px;
      overflow: hidden;
    }
    .accordion-button {
      background: transparent !important;
      color: var(--text-white) !important;
      font-weight: 600;
      font-size: 1.02rem;
      padding: 18px 22px;
      box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
      color: var(--accent-glow) !important;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      color: var(--text-muted);
      font-size: 0.94rem;
      line-height: 1.8;
      padding: 20px 22px;
    }

    /* 表单与交互 */
    .form-control-custom {
      background: rgba(11, 17, 30, 0.7);
      border: 1px solid var(--border-glass);
      color: var(--text-white);
      border-radius: var(--radius-sm);
      padding: 12px 16px;
      width: 100%;
    }
    .form-control-custom:focus {
      background: rgba(15, 23, 42, 0.9);
      border-color: var(--accent-glow);
      outline: none;
      box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
      color: var(--text-white);
    }

    /* 页脚 */
    .main-footer {
      background: #070b14;
      border-top: 1px solid var(--border-glass);
      padding: 60px 0 25px 0;
      position: relative;
    }
    .footer-col-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 20px;
      position: relative;
      display: inline-block;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: var(--accent-glow);
      padding-left: 4px;
    }
    .footer-bottom {
      margin-top: 45px;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      text-align: center;
      color: var(--text-dim);
      font-size: 0.82rem;
    }

    /* 响应式断点控制 */
    @media (max-width: 991.98px) {
      body {
        padding-top: 160px;
      }
      .hero-title {
        font-size: 2.2rem;
      }
      .stream-steps-bar {
        overflow-x: auto;
        white-space: nowrap;
      }
      .stream-steps-bar .container {
        display: flex;
        align-items: center;
      }
    }
    @media (max-width: 767.98px) {
      .section-spacing {
        padding: 50px 0;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-metrics-panel .row > div {
        margin-bottom: 16px;
      }
      .hero-metrics-panel .row > div:last-child {
        margin-bottom: 0;
      }
    }

/* roulang page: category2 */
:root {
            --bg-main: #0b111e;
            --bg-sub: #0f172a;
            --accent-glow: #00d2ff;
            --accent-purple: #6366f1;
            --text-white: #f8fafc;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-glass: rgba(0, 210, 255, 0.18);
            --glass-bg: rgba(15, 23, 42, 0.78);
            --glass-card: rgba(18, 27, 49, 0.82);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body {
            background-color: var(--bg-main);
            color: var(--text-white);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
            padding-top: 135px;
        }

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

        a:hover {
            color: var(--accent-glow);
        }

        .top-header-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(11, 17, 30, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-glass);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }

        .main-navbar {
            padding: 14px 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--text-white);
        }

        .brand-logo i {
            color: var(--accent-glow);
            text-shadow: 0 0 12px var(--accent-glow);
            font-size: 1.6rem;
        }

        .nav-link {
            color: var(--text-muted) !important;
            font-weight: 500;
            font-size: 0.96rem;
            padding: 8px 14px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .nav-link:hover, .nav-link.active {
            color: var(--accent-glow) !important;
            background: rgba(0, 210, 255, 0.08);
            text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
        }

        .stream-steps-bar {
            background: rgba(15, 23, 42, 0.95);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 8px 0;
            font-size: 0.86rem;
        }

        .step-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            padding: 4px 16px;
            border-radius: 20px;
            transition: var(--transition);
            cursor: pointer;
        }

        .step-item:hover {
            background: rgba(0, 210, 255, 0.12);
            color: var(--text-white);
        }

        .step-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--accent-glow);
            color: #0b111e;
            font-size: 0.72rem;
            font-weight: 700;
            box-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
        }

        .step-divider {
            color: var(--text-dim);
            font-size: 0.75rem;
        }

        .section-spacing {
            padding: 70px 0;
            position: relative;
        }

        .section-darker {
            background-color: var(--bg-sub);
        }

        .section-title-wrap {
            margin-bottom: 35px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            position: relative;
            display: inline-block;
            margin-bottom: 10px;
        }

        .section-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -6px;
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-glow), transparent);
            border-radius: 2px;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 0.96rem;
            max-width: 820px;
            line-height: 1.7;
        }

        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #0b111e;
            background: linear-gradient(135deg, var(--accent-glow) 0%, #38bdf8 100%);
            border: none;
            border-radius: var(--radius-sm);
            box-shadow: 0 0 22px rgba(0, 210, 255, 0.45);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-glow:hover {
            color: #040914;
            box-shadow: 0 0 32px rgba(0, 210, 255, 0.7);
            transform: translateY(-2px);
        }

        .btn-outline-glass {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 24px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .btn-outline-glass:hover {
            background: rgba(0, 210, 255, 0.15);
            border-color: var(--accent-glow);
            color: var(--accent-glow);
        }

        /* 分类专属头部：创作者主页式标头 */
        .category-header-wrap {
            padding: 40px 0 50px 0;
            background: radial-gradient(circle at 85% 30%, rgba(99, 102, 241, 0.2) 0%, transparent 60%),
                        radial-gradient(circle at 15% 70%, rgba(0, 210, 255, 0.15) 0%, transparent 60%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .creator-avatar-wrap {
            width: 88px;
            height: 88px;
            border-radius: 50%;
            border: 2px solid var(--accent-glow);
            box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #111b2f;
        }

        .creator-avatar-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .stat-badge-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid var(--border-glass);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.86rem;
            color: var(--text-muted);
        }

        .stat-badge-chip strong {
            color: var(--accent-glow);
        }

        /* 多维度检索网格 */
        .filter-glass-box {
            background: var(--glass-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
        }

        .filter-row {
            display: flex;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
        }

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

        .filter-label {
            min-width: 90px;
            color: var(--text-dim);
            font-size: 0.88rem;
            font-weight: 600;
        }

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

        .filter-pill {
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.84rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
        }

        .filter-pill:hover {
            color: var(--text-white);
            border-color: rgba(0, 210, 255, 0.3);
            background: rgba(0, 210, 255, 0.08);
        }

        .filter-pill.active {
            color: #0b111e;
            background: var(--accent-glow);
            font-weight: 600;
            box-shadow: 0 0 12px rgba(0, 210, 255, 0.5);
        }

        /* 片库卡片 */
        .poster-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: #111b2f;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .poster-card:hover {
            border-color: var(--accent-glow);
            transform: translateY(-6px);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.7);
        }

        .poster-img-wrap {
            position: relative;
            width: 100%;
            padding-top: 140%;
            overflow: hidden;
            background: #080d17;
        }

        .poster-img-wrap img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .badge-episodes {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(11, 17, 30, 0.85);
            backdrop-filter: blur(8px);
            color: var(--accent-glow);
            border: 1px solid var(--border-glass);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 4px;
            z-index: 2;
        }

        .badge-score {
            position: absolute;
            top: 10px;
            right: 10px;
            background: linear-gradient(135deg, #f59e0b, #d97706);
            color: #ffffff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 4px;
            z-index: 2;
            box-shadow: 0 2px 8px rgba(0,0,0,0.4);
        }

        .poster-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .poster-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            color: var(--text-white);
        }

        .poster-meta {
            font-size: 0.82rem;
            color: var(--text-dim);
            margin-bottom: 12px;
            display: flex;
            justify-content: space-between;
        }

        .poster-desc {
            font-size: 0.84rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 紧凑热播榜单 */
        .rank-card-compact {
            background: var(--glass-card);
            backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }

        .rank-card-compact:hover {
            border-color: var(--accent-glow);
            transform: translateX(4px);
            box-shadow: 0 8px 24px rgba(0, 210, 255, 0.15);
        }

        .rank-number {
            font-size: 1.5rem;
            font-weight: 900;
            min-width: 38px;
            text-align: center;
            font-style: italic;
        }

        .rank-number.gold {
            color: #fbbf24;
            text-shadow: 0 0 10px rgba(251, 191, 36, 0.6);
        }

        .rank-number.silver {
            color: #94a3b8;
            text-shadow: 0 0 10px rgba(148, 163, 184, 0.6);
        }

        .rank-number.bronze {
            color: #d97706;
            text-shadow: 0 0 10px rgba(217, 119, 6, 0.6);
        }

        .rank-img {
            width: 58px;
            height: 76px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

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

        .rank-title {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .rank-meta-stats {
            font-size: 0.8rem;
            color: var(--text-dim);
            display: flex;
            gap: 14px;
        }

        /* 题材指南卡片 */
        .guide-box {
            background: var(--glass-card);
            backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 30px;
            height: 100%;
        }

        .guide-box-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(0, 210, 255, 0.12);
            color: var(--accent-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 20px;
            border: 1px solid rgba(0, 210, 255, 0.3);
        }

        /* 专属折叠问答 Accordion */
        .custom-accordion .accordion-item {
            background: var(--glass-card);
            backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .custom-accordion .accordion-button {
            background: transparent;
            color: var(--text-white);
            font-size: 1.02rem;
            font-weight: 600;
            padding: 20px 24px;
            box-shadow: none;
        }

        .custom-accordion .accordion-button:not(.collapsed) {
            background: rgba(0, 210, 255, 0.06);
            color: var(--accent-glow);
            border-bottom: 1px solid rgba(0, 210, 255, 0.15);
        }

        .custom-accordion .accordion-button::after {
            filter: invert(1) brightness(2);
        }

        .custom-accordion .accordion-body {
            color: var(--text-muted);
            font-size: 0.94rem;
            line-height: 1.75;
            padding: 20px 24px;
            background: rgba(11, 17, 30, 0.5);
        }

        /* 快捷订制横幅 */
        .subscribe-banner-wrap {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.85) 100%);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5);
            position: relative;
            overflow: hidden;
        }

        .subscribe-banner-wrap::after {
            content: "";
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .sub-input-group {
            position: relative;
            display: flex;
            gap: 10px;
        }

        .sub-input-control {
            background: rgba(11, 17, 30, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-sm);
            padding: 14px 20px;
            color: var(--text-white);
            font-size: 0.95rem;
            width: 100%;
            transition: var(--transition);
        }

        .sub-input-control:focus {
            outline: none;
            border-color: var(--accent-glow);
            box-shadow: 0 0 16px rgba(0, 210, 255, 0.3);
            background: rgba(11, 17, 30, 0.95);
            color: var(--text-white);
        }

        /* 页脚对齐规范 */
        .footer-custom {
            background-color: #060a12;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 70px 0 25px 0;
            position: relative;
        }

        .footer-title {
            color: var(--text-white);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            display: inline-block;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-glow);
            transform: translateX(4px);
        }

        .footer-bottom {
            margin-top: 50px;
            padding-top: 25px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.86rem;
            color: var(--text-dim);
        }

        @media (max-width: 991px) {
            body {
                padding-top: 125px;
            }
            .stream-steps-bar {
                display: none !important;
            }
            .sub-input-group {
                flex-direction: column;
            }
            .section-spacing {
                padding: 50px 0;
            }
        }

/* roulang page: category1 */
:root {
      --bg-main: #0b111e;
      --bg-sub: #0f172a;
      --accent-glow: #00d2ff;
      --accent-purple: #6366f1;
      --text-white: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: rgba(0, 210, 255, 0.18);
      --glass-bg: rgba(15, 23, 42, 0.78);
      --glass-card: rgba(18, 27, 49, 0.82);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-white);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
      padding-top: 135px;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--accent-glow);
    }
    /* 顶部导航与步骤栏 */
    .top-header-wrapper {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1050;
      background: rgba(11, 17, 30, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-glass);
      box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    }
    .main-navbar {
      padding: 14px 0;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: var(--text-white);
    }
    .brand-logo i {
      color: var(--accent-glow);
      text-shadow: 0 0 12px var(--accent-glow);
      font-size: 1.6rem;
    }
    .nav-link {
      color: var(--text-muted) !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 8px 14px !important;
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: var(--accent-glow) !important;
      background: rgba(0, 210, 255, 0.08);
      text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
    }
    .stream-steps-bar {
      background: rgba(8, 13, 23, 0.92);
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding: 8px 0;
      font-size: 0.84rem;
    }
    .step-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--text-muted);
      padding: 4px 16px;
      border-radius: 20px;
      transition: var(--transition);
      cursor: pointer;
    }
    .step-item:hover {
      background: rgba(0, 210, 255, 0.12);
      color: var(--text-white);
    }
    .step-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--accent-glow);
      color: #0b111e;
      font-size: 0.72rem;
      font-weight: 700;
      box-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
    }
    .step-divider {
      color: var(--text-dim);
      font-size: 0.75rem;
    }
    /* 通用板块与排版 */
    .section-spacing {
      padding: 65px 0;
      position: relative;
    }
    .section-darker {
      background-color: var(--bg-sub);
    }
    .section-title-wrap {
      margin-bottom: 35px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 700;
      color: var(--text-white);
      position: relative;
      display: inline-block;
      margin-bottom: 10px;
    }
    .section-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -6px;
      width: 42px;
      height: 3px;
      background: linear-gradient(90deg, var(--accent-glow), transparent);
      border-radius: 2px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.95rem;
      max-width: 820px;
      line-height: 1.65;
    }
    /* 按钮规范 */
    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 24px;
      font-size: 0.92rem;
      font-weight: 600;
      color: #0b111e;
      background: linear-gradient(135deg, var(--accent-glow) 0%, #38bdf8 100%);
      border: none;
      border-radius: var(--radius-sm);
      box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-glow:hover {
      color: #040914;
      box-shadow: 0 0 28px rgba(0, 210, 255, 0.65);
      transform: translateY(-2px);
    }
    .btn-outline-glass {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-white);
      background: rgba(255, 255, 255, 0.05);
      border: 1pxsolid var(--border-glass);
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .btn-outline-glass:hover {
      background: rgba(0, 210, 255, 0.15);
      border-color: var(--accent-glow);
      color: var(--accent-glow);
    }
    /* 分类头部专有样式 */
    .category-header-wrap {
      padding: 40px 0 30px;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.95) 0%, rgba(11, 17, 30, 0.9) 100%);
      border-bottom: 1px solid var(--border-glass);
    }
    .category-h1 {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-white);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .category-h1 i {
      color: var(--accent-glow);
      text-shadow: 0 0 16px rgba(0, 210, 255, 0.6);
    }
    .metric-chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(0, 210, 255, 0.08);
      border: 1px solid rgba(0, 210, 255, 0.25);
      color: var(--accent-glow);
      font-size: 0.82rem;
      padding: 4px 12px;
      border-radius: 20px;
      margin-right: 10px;
    }
    /* 检索过滤网格 */
    .filter-panel {
      background: var(--glass-bg);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
    }
    .filter-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      padding: 10px 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: 0.88rem;
      font-weight: 600;
      color: var(--text-muted);
      min-width: 80px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .filter-pill {
      font-size: 0.84rem;
      padding: 5px 14px;
      border-radius: 16px;
      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(0, 210, 255, 0.15);
      border-color: var(--accent-glow);
      color: var(--text-white);
      text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
    }
    /* 海报流卡片 */
    .poster-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--glass-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
    }
    .poster-card:hover {
      border-color: var(--accent-glow);
      transform: translateY(-6px);
      box-shadow: 0 14px 28px rgba(0, 0, 0, 0.6), 0 0 20px rgba(0, 210, 255, 0.2);
    }
    .poster-img-wrap {
      position: relative;
      width: 100%;
      padding-top: 135%;
      overflow: hidden;
      background: #151f32;
    }
    .poster-img-wrap img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .poster-card:hover .poster-img-wrap img {
      transform: scale(1.06);
    }
    .poster-badge-top {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(11, 17, 30, 0.85);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(0, 210, 255, 0.3);
      color: var(--accent-glow);
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
    }
    .poster-badge-score {
      position: absolute;
      top: 10px;
      right: 10px;
      background: linear-gradient(135deg, #f59e0b, #ef4444);
      color: #fff;
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 700;
    }
    .poster-info {
      padding: 14px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }
    .poster-title {
      font-size: 0.96rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.8rem;
      color: var(--text-dim);
      display: flex;
      justify-content: space-between;
      margin-bottom: 12px;
    }
    .poster-meta span {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    /* 排行榜单样式 */
    .rank-card {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 16px;
      display: flex;
      align-items: center;
      gap: 16px;
      transition: var(--transition);
      backdrop-filter: blur(14px);
      height: 100%;
    }
    .rank-card:hover {
      border-color: var(--accent-glow);
      transform: translateX(4px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    }
    .rank-badge {
      width: 36px;
      height: 36px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
      flex-shrink: 0;
    }
    .rank-1 { background: linear-gradient(135deg, #f59e0b, #d97706); color: #fff; }
    .rank-2 { background: linear-gradient(135deg, #94a3b8, #64748b); color: #fff; }
    .rank-3 { background: linear-gradient(135deg, #b45309, #78350f); color: #fff; }
    .rank-norm { background: rgba(255, 255, 255, 0.08); color: var(--text-muted); }
    .rank-thumb {
      width: 65px;
      height: 90px;
      border-radius: 6px;
      object-fit: cover;
      flex-shrink: 0;
    }
    .rank-detail {
      flex-grow: 1;
      min-width: 0;
    }
    .rank-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-white);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      margin-bottom: 4px;
    }
    .rank-data {
      font-size: 0.78rem;
      color: var(--text-dim);
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    /* 题材解析卡片 */
    .guide-box {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 30px;
      height: 100%;
      backdrop-filter: blur(14px);
    }
    .guide-box-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 15px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .guide-box-title i {
      color: var(--accent-glow);
    }
    .guide-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .guide-list li {
      position: relative;
      padding-left: 24px;
      margin-bottom: 14px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .guide-list li::before {
      content: "\f00c";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: 0;
      top: 2px;
      color: var(--accent-glow);
      font-size: 0.8rem;
    }
    /* 折叠 FAQ */
    .custom-accordion .accordion-item {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .custom-accordion .accordion-button {
      background: rgba(18, 27, 49, 0.9);
      color: var(--text-white);
      font-size: 0.98rem;
      font-weight: 600;
      padding: 16px 20px;
      box-shadow: none;
    }
    .custom-accordion .accordion-button:not(.collapsed) {
      color: var(--accent-glow);
      background: rgba(0, 210, 255, 0.08);
      border-bottom: 1px solid var(--border-glass);
    }
    .custom-accordion .accordion-button::after {
      filter: invert(1);
    }
    .custom-accordion .accordion-body {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      padding: 20px;
    }
    /* 求番与订制横幅 */
    .subscribe-banner {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(99, 102, 241, 0.2) 100%);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-lg);
      padding: 35px 40px;
      backdrop-filter: blur(16px);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }
    .search-input-group {
      position: relative;
      display: flex;
      align-items: center;
    }
    .search-input-group input {
      background: rgba(8, 13, 23, 0.8);
      border: 1px solid var(--border-glass);
      color: var(--text-white);
      padding: 12px 20px;
      border-radius: var(--radius-sm);
      width: 100%;
      outline: none;
      transition: var(--transition);
    }
    .search-input-group input:focus {
      border-color: var(--accent-glow);
      box-shadow: 0 0 15px rgba(0, 210, 255, 0.3);
    }
    /* 页脚统一规范 */
    .footer-custom {
      background-color: #060a12;
      border-top: 1px solid var(--border-glass);
      padding: 65px 0 30px;
      margin-top: 50px;
    }
    .footer-title {
      color: var(--text-white);
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 20px;
      position: relative;
      display: inline-block;
    }
    .footer-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -6px;
      width: 24px;
      height: 2px;
      background: var(--accent-glow);
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.88rem;
      transition: var(--transition);
    }
    .footer-links a:hover {
      color: var(--accent-glow);
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 25px;
      margin-top: 40px;
      color: var(--text-dim);
      font-size: 0.82rem;
    }

/* roulang page: category3 */
:root {
        --bg-main: #0b111e;
        --bg-sub: #0f172a;
        --accent-glow: #00d2ff;
        --accent-purple: #6366f1;
        --text-white: #f8fafc;
        --text-muted: #94a3b8;
        --text-dim: #64748b;
        --border-glass: rgba(0, 210, 255, 0.18);
        --glass-bg: rgba(15, 23, 42, 0.78);
        --glass-card: rgba(18, 27, 49, 0.82);
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 20px;
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    body {
        background-color: var(--bg-main);
        color: var(--text-white);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        line-height: 1.6;
        overflow-x: hidden;
        padding-top: 135px;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    a:hover {
        color: var(--accent-glow);
    }

    /* 顶部导航与步骤栏 */
    .top-header-wrapper {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1050;
        background: rgba(11, 17, 30, 0.88);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border-glass);
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    }
    .main-navbar {
        padding: 14px 0;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.45rem;
        font-weight: 800;
        letter-spacing: 0.5px;
        color: var(--text-white);
    }
    .brand-logo i {
        color: var(--accent-glow);
        text-shadow: 0 0 12px var(--accent-glow);
        font-size: 1.6rem;
    }
    .nav-link {
        color: var(--text-muted) !important;
        font-weight: 500;
        font-size: 0.96rem;
        padding: 8px 14px !important;
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
        color: var(--accent-glow) !important;
        background: rgba(0, 210, 255, 0.08);
        text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
    }
    .stream-steps-bar {
        padding: 8px 0;
        background: rgba(15, 23, 42, 0.65);
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        font-size: 0.82rem;
    }
    .step-item {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--text-muted);
        padding: 4px 16px;
        border-radius: 20px;
        transition: var(--transition);
        cursor: pointer;
    }
    .step-item:hover {
        background: rgba(0, 210, 255, 0.12);
        color: var(--text-white);
    }
    .step-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: var(--accent-glow);
        color: #0b111e;
        font-size: 0.72rem;
        font-weight: 700;
        box-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
    }
    .step-divider {
        color: var(--text-dim);
        font-size: 0.75rem;
    }

    /* 按钮规范 */
    .btn-glow {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 28px;
        font-size: 0.95rem;
        font-weight: 600;
        color: #0b111e;
        background: linear-gradient(135deg, var(--accent-glow) 0%, #38bdf8 100%);
        border: none;
        border-radius: var(--radius-sm);
        box-shadow: 0 0 22px rgba(0, 210, 255, 0.45);
        transition: var(--transition);
        cursor: pointer;
    }
    .btn-glow:hover {
        color: #040914;
        box-shadow: 0 0 32px rgba(0, 210, 255, 0.7);
        transform: translateY(-2px);
    }
    .btn-outline-glass {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 10px 22px;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--text-white);
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    .btn-outline-glass:hover {
        background: rgba(0, 210, 255, 0.15);
        border-color: var(--accent-glow);
        color: var(--accent-glow);
    }

    /* 通用板块与排版 */
    .section-spacing {
        padding: 65px 0;
        position: relative;
    }
    .section-darker {
        background-color: var(--bg-sub);
    }
    .section-title-wrap {
        margin-bottom: 35px;
    }
    .section-title {
        font-size: 1.85rem;
        font-weight: 700;
        color: var(--text-white);
        position: relative;
        display: inline-block;
        margin-bottom: 12px;
    }
    .section-title::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: -6px;
        width: 44px;
        height: 3px;
        background: linear-gradient(90deg, var(--accent-glow), transparent);
        border-radius: 2px;
    }
    .section-desc {
        color: var(--text-muted);
        font-size: 0.95rem;
        max-width: 800px;
        line-height: 1.7;
    }

    /* 分类核心头部 */
    .category-header-wrap {
        padding: 45px 0 35px 0;
        background: radial-gradient(circle at 85% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 60%),
                    radial-gradient(circle at 15% 70%, rgba(0, 210, 255, 0.1) 0%, transparent 60%);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .cat-title-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(0, 210, 255, 0.1);
        border: 1px solid var(--border-glass);
        color: var(--accent-glow);
        font-size: 0.8rem;
        padding: 4px 12px;
        border-radius: 20px;
        margin-bottom: 14px;
    }
    .category-header-wrap h1 {
        font-size: 2.3rem;
        font-weight: 800;
        margin-bottom: 12px;
        letter-spacing: -0.5px;
    }
    .stat-pill {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 6px 14px;
        background: rgba(15, 23, 42, 0.8);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 30px;
        font-size: 0.85rem;
        color: var(--text-muted);
    }
    .stat-pill strong {
        color: var(--text-white);
    }

    /* 检索过滤网格 */
    .filter-box {
        background: var(--glass-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        padding: 24px;
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
    }
    .filter-row {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 16px;
    }
    .filter-row:last-child {
        margin-bottom: 0;
    }
    .filter-label {
        font-size: 0.88rem;
        color: var(--text-dim);
        min-width: 60px;
        font-weight: 600;
    }
    .filter-tag {
        font-size: 0.85rem;
        padding: 5px 14px;
        border-radius: 20px;
        background: rgba(255, 255, 255, 0.04);
        color: var(--text-muted);
        border: 1px solid transparent;
        transition: var(--transition);
        cursor: pointer;
    }
    .filter-tag:hover, .filter-tag.active {
        color: var(--accent-glow);
        background: rgba(0, 210, 255, 0.12);
        border-color: var(--border-glass);
    }

    /* 海报流媒体卡片 */
    .catalog-card {
        background: var(--glass-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        overflow: hidden;
        display: flex;
        flex-direction: column;
        height: 100%;
        transition: var(--transition);
        position: relative;
    }
    .catalog-card:hover {
        border-color: var(--accent-glow);
        transform: translateY(-5px);
        box-shadow: 0 14px 28px rgba(0, 0, 0, 0.55), 0 0 15px rgba(0, 210, 255, 0.2);
    }
    .catalog-thumb-wrap {
        position: relative;
        width: 100%;
        padding-top: 135%;
        overflow: hidden;
        background: #1e293b;
    }
    .catalog-thumb-wrap img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .catalog-card:hover .catalog-thumb-wrap img {
        transform: scale(1.06);
    }
    .catalog-spec-badge {
        position: absolute;
        top: 10px;
        right: 10px;
        background: rgba(11, 17, 30, 0.85);
        backdrop-filter: blur(8px);
        border: 1px solid var(--border-glass);
        color: var(--accent-glow);
        font-size: 0.72rem;
        font-weight: 700;
        padding: 3px 8px;
        border-radius: 4px;
        z-index: 2;
    }
    .catalog-duration {
        position: absolute;
        bottom: 8px;
        left: 10px;
        background: rgba(0, 0, 0, 0.7);
        color: #e2e8f0;
        font-size: 0.72rem;
        padding: 2px 6px;
        border-radius: 4px;
        z-index: 2;
    }
    .catalog-body {
        padding: 16px;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    .catalog-title {
        font-size: 1rem;
        font-weight: 700;
        color: var(--text-white);
        margin-bottom: 8px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .catalog-meta {
        font-size: 0.82rem;
        color: var(--text-dim);
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: auto;
        padding-top: 10px;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .catalog-score {
        color: #f59e0b;
        font-weight: 700;
        display: flex;
        align-items: center;
        gap: 4px;
    }

    /* 热播榜单 */
    .rank-card {
        background: var(--glass-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        padding: 18px 20px;
        display: flex;
        align-items: center;
        gap: 18px;
        transition: var(--transition);
    }
    .rank-card:hover {
        border-color: var(--border-glass);
        background: rgba(22, 33, 58, 0.9);
        transform: translateX(4px);
    }
    .rank-num {
        font-size: 1.8rem;
        font-weight: 900;
        line-height: 1;
        min-width: 36px;
        text-align: center;
        font-style: italic;
    }
    .rank-num.gold {
        color: #fbbf24;
        text-shadow: 0 0 12px rgba(251, 191, 36, 0.5);
    }
    .rank-num.silver {
        color: #94a3b8;
        text-shadow: 0 0 10px rgba(148, 163, 184, 0.4);
    }
    .rank-num.bronze {
        color: #d97706;
    }
    .rank-num.normal {
        color: var(--text-dim);
    }
    .rank-thumb {
        width: 70px;
        height: 90px;
        border-radius: var(--radius-sm);
        object-fit: cover;
        flex-shrink: 0;
    }
    .rank-info {
        flex-grow: 1;
        min-width: 0;
    }
    .rank-title {
        font-size: 1.02rem;
        font-weight: 700;
        color: var(--text-white);
        margin-bottom: 6px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .rank-tags {
        display: flex;
        gap: 8px;
        font-size: 0.78rem;
        color: var(--text-muted);
    }

    /* 题材深度指南卡 */
    .guide-card {
        background: var(--glass-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        padding: 32px;
        height: 100%;
        backdrop-filter: blur(14px);
        position: relative;
        overflow: hidden;
    }
    .guide-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 3px;
        background: linear-gradient(90deg, var(--accent-glow), var(--accent-purple));
    }
    .guide-icon {
        font-size: 2.2rem;
        color: var(--accent-glow);
        margin-bottom: 20px;
        display: inline-block;
    }
    .guide-card h3 {
        font-size: 1.25rem;
        font-weight: 700;
        margin-bottom: 14px;
        color: var(--text-white);
    }
    .guide-card p {
        color: var(--text-muted);
        font-size: 0.92rem;
        line-height: 1.75;
        margin-bottom: 16px;
    }
    .guide-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .guide-list li {
        font-size: 0.88rem;
        color: var(--text-muted);
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .guide-list li i {
        color: var(--accent-glow);
        font-size: 0.8rem;
    }

    /* FAQ 风琴卡片 */
    .faq-accordion .accordion-item {
        background: var(--glass-card);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-sm) !important;
        margin-bottom: 12px;
        overflow: hidden;
    }
    .faq-accordion .accordion-button {
        background: transparent;
        color: var(--text-white);
        font-weight: 600;
        font-size: 1rem;
        padding: 18px 24px;
        box-shadow: none;
    }
    .faq-accordion .accordion-button:not(.collapsed) {
        color: var(--accent-glow);
        background: rgba(0, 210, 255, 0.05);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .faq-accordion .accordion-button::after {
        filter: invert(1);
    }
    .faq-accordion .accordion-body {
        padding: 20px 24px;
        color: var(--text-muted);
        font-size: 0.92rem;
        line-height: 1.75;
        background: rgba(11, 17, 30, 0.4);
    }

    /* 订阅横幅 */
    .subscribe-banner {
        background: radial-gradient(circle at 10% 50%, rgba(0, 210, 255, 0.15) 0%, transparent 50%),
                    radial-gradient(circle at 90% 50%, rgba(99, 102, 241, 0.18) 0%, transparent 50%),
                    var(--glass-card);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-lg);
        padding: 40px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }
    .subscribe-input-group {
        display: flex;
        gap: 12px;
        max-width: 580px;
    }
    .subscribe-input {
        background: rgba(11, 17, 30, 0.85);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-sm);
        padding: 12px 18px;
        color: var(--text-white);
        font-size: 0.92rem;
        flex-grow: 1;
        outline: none;
        transition: var(--transition);
    }
    .subscribe-input:focus {
        border-color: var(--accent-glow);
        box-shadow: 0 0 14px rgba(0, 210, 255, 0.3);
    }

    /* 页脚 */
    .footer-custom {
        background: #080d17;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding: 70px 0 25px 0;
        margin-top: 40px;
    }
    .footer-title {
        color: var(--text-white);
        font-size: 1.05rem;
        font-weight: 700;
        margin-bottom: 20px;
        position: relative;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: var(--text-muted);
        font-size: 0.88rem;
        display: inline-flex;
        align-items: center;
    }
    .footer-links a:hover {
        color: var(--accent-glow);
        transform: translateX(4px);
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        padding-top: 25px;
        margin-top: 45px;
        font-size: 0.85rem;
        color: var(--text-dim);
    }

    /* 响应式调整 */
    @media (max-width: 991px) {
        body {
            padding-top: 120px;
        }
        .stream-steps-bar {
            overflow-x: auto;
            white-space: nowrap;
        }
        .subscribe-input-group {
            flex-direction: column;
        }
        .section-spacing {
            padding: 48px 0;
        }
    }

/* roulang page: category4 */
:root {
        --bg-main: #0b111e;
        --bg-sub: #0f172a;
        --accent-glow: #00d2ff;
        --accent-purple: #6366f1;
        --text-white: #f8fafc;
        --text-muted: #94a3b8;
        --text-dim: #64748b;
        --border-glass: rgba(0, 210, 255, 0.18);
        --glass-bg: rgba(15, 23, 42, 0.78);
        --glass-card: rgba(18, 27, 49, 0.82);
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 20px;
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    body {
        background-color: var(--bg-main);
        color: var(--text-white);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        line-height: 1.6;
        overflow-x: hidden;
        padding-top: 135px;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    a:hover {
        color: var(--accent-glow);
    }

    /* 顶部导航与步骤栏 */
    .top-header-wrapper {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1050;
        background: rgba(11, 17, 30, 0.85);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border-glass);
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    }
    .main-navbar {
        padding: 14px 0;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.45rem;
        font-weight: 800;
        letter-spacing: 0.5px;
        color: var(--text-white);
    }
    .brand-logo i {
        color: var(--accent-glow);
        text-shadow: 0 0 12px var(--accent-glow);
        font-size: 1.6rem;
    }
    .nav-link {
        color: var(--text-muted) !important;
        font-weight: 500;
        font-size: 0.96rem;
        padding: 8px 14px !important;
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
        color: var(--accent-glow) !important;
        background: rgba(0, 210, 255, 0.08);
        text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
    }
    .stream-steps-bar {
        background: rgba(15, 23, 42, 0.95);
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        padding: 7px 0;
        font-size: 0.82rem;
    }
    .step-item {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--text-muted);
        padding: 4px 16px;
        border-radius: 20px;
        transition: var(--transition);
        cursor: pointer;
    }
    .step-item:hover {
        background: rgba(0, 210, 255, 0.12);
        color: var(--text-white);
    }
    .step-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: var(--accent-glow);
        color: #0b111e;
        font-size: 0.72rem;
        font-weight: 700;
        box-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
    }
    .step-divider {
        color: var(--text-dim);
        font-size: 0.75rem;
    }

    /* 板块通用间距与标题 */
    .section-spacing {
        padding: 70px 0;
        position: relative;
    }
    .section-darker {
        background-color: var(--bg-sub);
    }
    .section-title-wrap {
        margin-bottom: 35px;
    }
    .section-title {
        font-size: 1.85rem;
        font-weight: 700;
        color: var(--text-white);
        position: relative;
        display: inline-block;
        margin-bottom: 10px;
    }
    .section-title::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: -6px;
        width: 42px;
        height: 3px;
        background: linear-gradient(90deg, var(--accent-glow), transparent);
        border-radius: 2px;
    }
    .section-desc {
        color: var(--text-muted);
        font-size: 0.94rem;
        max-width: 820px;
        line-height: 1.65;
    }

    /* 按钮规范 */
    .btn-glow {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 10px 24px;
        font-size: 0.92rem;
        font-weight: 600;
        color: #0b111e;
        background: linear-gradient(135deg, var(--accent-glow) 0%, #38bdf8 100%);
        border: none;
        border-radius: var(--radius-sm);
        box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
        transition: var(--transition);
        cursor: pointer;
    }
    .btn-glow:hover {
        color: #040914;
        box-shadow: 0 0 28px rgba(0, 210, 255, 0.65);
        transform: translateY(-2px);
    }
    .btn-outline-glass {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 9px 20px;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--text-white);
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    .btn-outline-glass:hover {
        background: rgba(0, 210, 255, 0.12);
        border-color: var(--accent-glow);
        color: var(--accent-glow);
    }

    /* 板块 1: 分类核心头部 */
    .category-header-box {
        background: linear-gradient(180deg, rgba(99, 102, 241, 0.12) 0%, rgba(15, 23, 42, 0.6) 100%);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-md);
        padding: 36px 40px;
        position: relative;
        overflow: hidden;
    }
    .category-header-box::before {
        content: "";
        position: absolute;
        top: -50%;
        right: -10%;
        width: 380px;
        height: 380px;
        background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, transparent 70%);
        pointer-events: none;
    }
    .cat-badge-item {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(0, 210, 255, 0.1);
        border: 1px solid rgba(0, 210, 255, 0.3);
        color: var(--accent-glow);
        padding: 4px 12px;
        border-radius: 20px;
        font-size: 0.8rem;
        font-weight: 600;
    }

    /* 板块 2: 多维度片库检索过滤网格 */
    .filter-card {
        background: var(--glass-card);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-md);
        padding: 22px 28px;
    }
    .filter-row {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        padding: 10px 0;
        border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    }
    .filter-row:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .filter-label {
        color: var(--text-dim);
        font-size: 0.88rem;
        font-weight: 600;
        min-width: 80px;
    }
    .filter-pill {
        display: inline-block;
        font-size: 0.84rem;
        color: var(--text-muted);
        padding: 4px 14px;
        border-radius: 16px;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.06);
        cursor: pointer;
        transition: var(--transition);
    }
    .filter-pill:hover, .filter-pill.active {
        color: #0b111e;
        background: var(--accent-glow);
        border-color: var(--accent-glow);
        font-weight: 600;
        box-shadow: 0 0 10px rgba(0, 210, 255, 0.4);
    }

    /* 板块 3: 流媒体海报卡片网格 */
    .poster-card {
        background: #111b2f;
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .poster-card:hover {
        border-color: var(--accent-glow);
        transform: translateY(-5px);
        box-shadow: 0 12px 28px rgba(0, 0, 0, 0.6);
    }
    .poster-img-wrap {
        position: relative;
        width: 100%;
        padding-top: 140%;
        overflow: hidden;
    }
    .poster-img-wrap img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-img-wrap img {
        transform: scale(1.06);
    }
    .poster-tag-badge {
        position: absolute;
        top: 10px;
        right: 10px;
        background: rgba(11, 17, 30, 0.85);
        backdrop-filter: blur(8px);
        border: 1px solid var(--accent-glow);
        color: var(--accent-glow);
        font-size: 0.72rem;
        padding: 3px 8px;
        border-radius: 4px;
        font-weight: 600;
    }
    .poster-info {
        padding: 16px;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    .poster-title {
        font-size: 0.98rem;
        font-weight: 700;
        color: var(--text-white);
        margin-bottom: 6px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .poster-meta {
        font-size: 0.8rem;
        color: var(--text-dim);
        display: flex;
        justify-content: space-between;
        margin-bottom: 12px;
    }
    .poster-rating {
        color: #facc15;
        font-weight: 700;
    }

    /* 板块 4: 本分类热播排行榜单 */
    .ranking-card {
        background: var(--glass-card);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-md);
        padding: 16px;
        display: flex;
        align-items: center;
        gap: 16px;
        transition: var(--transition);
        margin-bottom: 14px;
    }
    .ranking-card:hover {
        background: rgba(18, 27, 49, 0.95);
        border-color: var(--accent-purple);
        transform: translateX(6px);
    }
    .rank-num {
        font-size: 1.6rem;
        font-weight: 800;
        min-width: 36px;
        text-align: center;
    }
    .rank-num-1 { color: #facc15; text-shadow: 0 0 10px rgba(250, 204, 21, 0.5); }
    .rank-num-2 { color: #94a3b8; }
    .rank-num-3 { color: #d97706; }
    .rank-num-norm { color: var(--text-dim); }
    .rank-thumb {
        width: 60px;
        height: 75px;
        border-radius: var(--radius-sm);
        object-fit: cover;
        flex-shrink: 0;
    }
    .rank-detail {
        flex-grow: 1;
        min-width: 0;
    }
    .rank-title {
        font-size: 0.96rem;
        font-weight: 600;
        color: var(--text-white);
        margin-bottom: 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .rank-sub {
        font-size: 0.8rem;
        color: var(--text-muted);
    }

    /* 板块 5: 题材解析指南卡片 */
    .guide-card {
        background: var(--glass-card);
        backdrop-filter: blur(14px);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-md);
        padding: 30px;
        height: 100%;
        transition: var(--transition);
    }
    .guide-card:hover {
        border-color: var(--accent-glow);
        transform: translateY(-4px);
    }
    .guide-icon {
        width: 48px;
        height: 48px;
        border-radius: 12px;
        background: rgba(0, 210, 255, 0.12);
        color: var(--accent-glow);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.35rem;
        margin-bottom: 20px;
    }

    /* 板块 6: 专属 FAQ 折叠卡 */
    .accordion-item {
        background: var(--glass-card);
        border: 1px solid var(--border-glass);
        margin-bottom: 14px;
        border-radius: var(--radius-sm) !important;
        overflow: hidden;
    }
    .accordion-button {
        background: transparent;
        color: var(--text-white);
        font-weight: 600;
        font-size: 0.96rem;
        padding: 18px 24px;
        box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
        background: rgba(0, 210, 255, 0.08);
        color: var(--accent-glow);
    }
    .accordion-button::after {
        filter: invert(1);
    }
    .accordion-body {
        color: var(--text-muted);
        font-size: 0.92rem;
        line-height: 1.7;
        padding: 20px 24px;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    /* 板块 7: 订制与求番横幅 */
    .sub-bar-card {
        background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(99, 102, 241, 0.2) 100%);
        border: 1px solid var(--border-glass);
        border-radius: var(--radius-lg);
        padding: 40px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }
    .sub-input-box {
        background: rgba(11, 17, 30, 0.8);
        border: 1px solid rgba(255, 255, 255, 0.12);
        color: var(--text-white);
        border-radius: var(--radius-sm);
        padding: 12px 18px;
        font-size: 0.92rem;
    }
    .sub-input-box:focus {
        border-color: var(--accent-glow);
        outline: none;
        box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
    }

    /* 页脚设计 */
    .footer-custom {
        background: #070c16;
        border-top: 1px solid var(--border-glass);
        padding: 70px 0 30px 0;
        margin-top: 60px;
    }
    .footer-title {
        color: var(--text-white);
        font-size: 1.05rem;
        font-weight: 700;
        margin-bottom: 20px;
        position: relative;
        padding-bottom: 8px;
    }
    .footer-title::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: 0;
        width: 24px;
        height: 2px;
        background: var(--accent-glow);
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: var(--text-muted);
        font-size: 0.88rem;
    }
    .footer-links a:hover {
        color: var(--accent-glow);
        padding-left: 4px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        margin-top: 40px;
        padding-top: 25px;
        font-size: 0.84rem;
        color: var(--text-dim);
    }

    @media (max-width: 991px) {
        body { padding-top: 120px; }
        .stream-steps-bar { display: none; }
        .category-header-box { padding: 25px; }
    }

/* roulang page: category5 */
:root {
      --bg-main: #0b111e;
      --bg-sub: #0f172a;
      --accent-glow: #00d2ff;
      --accent-purple: #6366f1;
      --text-white: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-glass: rgba(0, 210, 255, 0.18);
      --glass-bg: rgba(15, 23, 42, 0.78);
      --glass-card: rgba(18, 27, 49, 0.82);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-white);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
      padding-top: 135px;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--accent-glow);
    }
    /* 顶部导航与步骤栏 */
    .top-header-wrapper {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1050;
      background: rgba(11, 17, 30, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-glass);
      box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    }
    .main-navbar {
      padding: 14px 0;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: var(--text-white);
    }
    .brand-logo i {
      color: var(--accent-glow);
      text-shadow: 0 0 12px var(--accent-glow);
      font-size: 1.6rem;
    }
    .nav-link {
      color: var(--text-muted) !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 8px 14px !important;
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: var(--accent-glow) !important;
      background: rgba(0, 210, 255, 0.08);
      text-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
    }
    .stream-steps-bar {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding: 8px 0;
      background: rgba(15, 23, 42, 0.95);
      font-size: 0.85rem;
    }
    .step-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--text-muted);
      padding: 4px 16px;
      border-radius: 20px;
      transition: var(--transition);
      cursor: pointer;
    }
    .step-item:hover {
      background: rgba(0, 210, 255, 0.12);
      color: var(--text-white);
    }
    .step-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--accent-glow);
      color: #0b111e;
      font-size: 0.72rem;
      font-weight: 700;
      box-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
    }
    .step-divider {
      color: var(--text-dim);
      font-size: 0.75rem;
    }

    /* 通用版式 */
    .section-spacing {
      padding: 65px 0;
      position: relative;
    }
    .section-darker {
      background-color: var(--bg-sub);
    }
    .section-title-wrap {
      margin-bottom: 35px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 700;
      color: var(--text-white);
      position: relative;
      display: inline-block;
      margin-bottom: 10px;
    }
    .section-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -6px;
      width: 42px;
      height: 3px;
      background: linear-gradient(90deg, var(--accent-glow), transparent);
      border-radius: 2px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.6;
    }

    /* 按钮规范 */
    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 11px 24px;
      font-size: 0.92rem;
      font-weight: 600;
      color: #0b111e;
      background: linear-gradient(135deg, var(--accent-glow) 0%, #38bdf8 100%);
      border: none;
      border-radius: var(--radius-sm);
      box-shadow: 0 0 18px rgba(0, 210, 255, 0.4);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-glow:hover {
      color: #040914;
      box-shadow: 0 0 28px rgba(0, 210, 255, 0.65);
      transform: translateY(-2px);
    }
    .btn-outline-glass {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-white);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .btn-outline-glass:hover {
      background: rgba(0, 210, 255, 0.15);
      border-color: var(--accent-glow);
      color: var(--accent-glow);
    }

    /* 板块 1: 分类核心头部 */
    .category-header-banner {
      padding: 40px 0 35px 0;
      background: radial-gradient(circle at 85% 15%, rgba(0, 210, 255, 0.12) 0%, transparent 55%),
                  radial-gradient(circle at 15% 85%, rgba(99, 102, 241, 0.15) 0%, transparent 55%),
                  var(--bg-main);
      border-bottom: 1px solid var(--border-glass);
    }
    .cat-badge-box {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 15px;
    }
    .stat-pill {
      background: rgba(0, 210, 255, 0.1);
      border: 1px solid var(--border-glass);
      color: var(--accent-glow);
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.82rem;
      font-weight: 600;
    }
    .cat-main-title {
      font-size: 2.2rem;
      font-weight: 800;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }
    .cat-highlight {
      background: linear-gradient(135deg, var(--accent-glow) 0%, #a5b4fc 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    /* 板块 2: 多维度检索网格 */
    .filter-card {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 22px;
      backdrop-filter: blur(14px);
    }
    .filter-row {
      display: flex;
      align-items: flex-start;
      margin-bottom: 12px;
      padding-bottom: 12px;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    }
    .filter-row:last-child {
      margin-bottom: 0;
      padding-bottom: 0;
      border-bottom: none;
    }
    .filter-label {
      width: 85px;
      flex-shrink: 0;
      color: var(--text-dim);
      font-size: 0.88rem;
      font-weight: 600;
      padding-top: 4px;
    }
    .filter-options {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .filter-chip {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 16px;
      font-size: 0.82rem;
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
    }
    .filter-chip:hover, .filter-chip.active {
      color: #0b111e;
      background: var(--accent-glow);
      font-weight: 600;
      box-shadow: 0 0 10px rgba(0, 210, 255, 0.4);
    }

    /* 板块 3: 流媒体片库网格 */
    .schedule-grid-item {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #111b2f;
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .schedule-grid-item:hover {
      border-color: var(--accent-glow);
      transform: translateY(-5px);
      box-shadow: 0 12px 26px rgba(0, 0, 0, 0.5);
    }
    .poster-wrap {
      position: relative;
      width: 100%;
      padding-top: 138%;
      background: #080c16;
      overflow: hidden;
    }
    .poster-wrap img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .schedule-grid-item:hover .poster-wrap img {
      transform: scale(1.06);
    }
    .poster-tag {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(11, 17, 30, 0.85);
      backdrop-filter: blur(8px);
      border: 1px solid var(--border-glass);
      color: var(--accent-glow);
      font-size: 0.72rem;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }
    .poster-day {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(99, 102, 241, 0.9);
      color: #fff;
      font-size: 0.7rem;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 700;
    }
    .poster-info {
      padding: 16px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .item-title {
      font-size: 0.98rem;
      font-weight: 700;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      color: var(--text-white);
    }
    .item-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: auto;
      padding-top: 10px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .rating-num {
      color: #f59e0b;
      font-weight: 700;
    }

    /* 板块 4: 排行榜 */
    .rank-table-card {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .rank-row {
      display: flex;
      align-items: center;
      padding: 14px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      transition: var(--transition);
    }
    .rank-row:hover {
      background: rgba(0, 210, 255, 0.05);
    }
    .rank-row:last-child {
      border-bottom: none;
    }
    .rank-badge {
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 6px;
      font-weight: 800;
      font-size: 0.88rem;
      margin-right: 18px;
      flex-shrink: 0;
    }
    .rank-1 { background: #eab308; color: #0b111e; box-shadow: 0 0 10px rgba(234, 179, 8, 0.5); }
    .rank-2 { background: #94a3b8; color: #0b111e; }
    .rank-3 { background: #d97706; color: #0b111e; }
    .rank-default { background: rgba(255, 255, 255, 0.1); color: var(--text-dim); }
    .rank-thumb {
      width: 50px;
      height: 68px;
      object-fit: cover;
      border-radius: 4px;
      margin-right: 16px;
      flex-shrink: 0;
    }
    .rank-info {
      flex-grow: 1;
      min-width: 0;
    }
    .rank-name {
      font-weight: 600;
      font-size: 0.95rem;
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .rank-stats {
      font-size: 0.78rem;
      color: var(--text-dim);
      display: flex;
      gap: 16px;
    }

    /* 板块 5: 指南与技术解析 */
    .guide-card {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 28px;
      height: 100%;
      backdrop-filter: blur(12px);
    }
    .guide-icon {
      font-size: 1.8rem;
      color: var(--accent-glow);
      margin-bottom: 16px;
      display: inline-block;
    }
    .guide-title {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-white);
    }

    /* 板块 6: 常见问答 */
    .accordion-item {
      background: var(--glass-card);
      border: 1px solid var(--border-glass);
      margin-bottom: 12px;
      border-radius: var(--radius-sm) !important;
      overflow: hidden;
    }
    .accordion-button {
      background: transparent;
      color: var(--text-white);
      font-weight: 600;
      font-size: 0.98rem;
      box-shadow: none !important;
      padding: 16px 20px;
    }
    .accordion-button:not(.collapsed) {
      background: rgba(0, 210, 255, 0.08);
      color: var(--accent-glow);
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      padding: 18px 20px;
      background: rgba(11, 17, 30, 0.6);
      border-top: 1px solid rgba(255, 255, 255, 0.04);
    }

    /* 板块 7: 订阅速递条 */
    .sub-box {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.85) 100%);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-md);
      padding: 35px 30px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }
    .sub-input-group {
      display: flex;
      gap: 10px;
    }
    .sub-input {
      flex-grow: 1;
      background: rgba(11, 17, 30, 0.7);
      border: 1px solid var(--border-glass);
      border-radius: var(--radius-sm);
      padding: 12px 18px;
      color: var(--text-white);
      font-size: 0.92rem;
      outline: none;
    }
    .sub-input:focus {
      border-color: var(--accent-glow);
      box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
    }

    /* 页脚 */
    .footer-custom {
      background: #070c16;
      border-top: 1px solid var(--border-glass);
      padding: 65px 0 25px 0;
      color: var(--text-muted);
    }
    .footer-title {
      color: var(--text-white);
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 20px;
      position: relative;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
      font-size: 0.9rem;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 25px;
      margin-top: 45px;
      font-size: 0.85rem;
    }

    @media (max-width: 991px) {
      body {
        padding-top: 125px;
      }
      .stream-steps-bar {
        display: none;
      }
      .cat-main-title {
        font-size: 1.8rem;
      }
      .sub-input-group {
        flex-direction: column;
      }
    }

/* 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}