/* roulang page: index */
:root {
            --sm-bg-main: #0a0f1d;
            --sm-bg-card: rgba(16, 24, 48, 0.76);
            --sm-bg-card-hover: rgba(22, 34, 68, 0.9);
            --sm-primary-cyan: #00d2ff;
            --sm-primary-blue: #0066ff;
            --sm-neon-accent: #00f5d4;
            --sm-purple-accent: #7b2cbf;
            --sm-text-white: #ffffff;
            --sm-text-body: #cbd5e1;
            --sm-text-muted: #64748b;
            --sm-border-glow: rgba(0, 210, 255, 0.22);
            --sm-border-active: rgba(0, 245, 212, 0.5);
            --sm-radius-card: 16px;
            --sm-radius-pill: 50px;
            --sm-font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            background-color: var(--sm-bg-main);
            color: var(--sm-text-body);
            font-family: var(--sm-font-main);
            line-height: 1.68;
            overflow-x: hidden;
            padding-bottom: 70px;
        }

        @media (min-width: 769px) {
            body {
                padding-bottom: 0;
            }
        }

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

        .section-gap {
            padding-top: 85px;
            padding-bottom: 85px;
            position: relative;
        }

        .section-header {
            margin-bottom: 48px;
            text-align: center;
        }

        .section-badge {
            display: inline-block;
            padding: 6px 18px;
            font-size: 0.85rem;
            letter-spacing: 1px;
            color: var(--sm-neon-accent);
            background: rgba(0, 245, 212, 0.1);
            border: 1px solid rgba(0, 245, 212, 0.3);
            border-radius: var(--sm-radius-pill);
            margin-bottom: 16px;
        }

        .section-title {
            color: var(--sm-text-white);
            font-size: 2.15rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .section-desc {
            max-width: 760px;
            margin: 0 auto;
            color: var(--sm-text-body);
            font-size: 1.05rem;
        }

        /* 顶部导航栏 */
        .sm-navbar {
            background: rgba(10, 15, 29, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--sm-border-glow);
            padding: 14px 0;
            transition: all 0.3s ease;
        }

        .brand-logo {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--sm-text-white);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-logo i {
            color: var(--sm-primary-cyan);
            text-shadow: 0 0 12px var(--sm-primary-cyan);
        }

        .nav-link-custom {
            color: var(--sm-text-body);
            font-size: 0.98rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--sm-radius-pill);
            transition: all 0.25s ease;
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            color: var(--sm-text-white);
            background: rgba(0, 210, 255, 0.12);
            text-shadow: 0 0 8px rgba(0, 210, 255, 0.6);
        }

        .btn-glow-primary {
            background: linear-gradient(135deg, var(--sm-primary-cyan) 0%, var(--sm-primary-blue) 100%);
            color: #030816;
            font-weight: 700;
            border: none;
            padding: 10px 24px;
            border-radius: var(--sm-radius-pill);
            box-shadow: 0 0 18px rgba(0, 210, 255, 0.45);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-glow-primary:hover {
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 0 26px rgba(0, 210, 255, 0.7);
        }

        .btn-glow-outline {
            background: rgba(16, 24, 48, 0.6);
            color: var(--sm-text-white);
            font-weight: 600;
            border: 1px solid var(--sm-border-glow);
            padding: 10px 24px;
            border-radius: var(--sm-radius-pill);
            backdrop-filter: blur(8px);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-glow-outline:hover {
            color: var(--sm-primary-cyan);
            border-color: var(--sm-primary-cyan);
            background: rgba(0, 210, 255, 0.1);
            transform: translateY(-2px);
        }

        /* 玻璃拟态基础卡片 */
        .glass-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--sm-radius-card);
            padding: 28px;
            position: relative;
            overflow: hidden;
            transition: all 0.35s ease;
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 210, 255, 0.4), transparent);
        }

        .glass-card:hover {
            background: var(--sm-bg-card-hover);
            border-color: var(--sm-border-active);
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 102, 255, 0.18);
        }

        /* Hero 核心舞台区 */
        .hero-stage-section {
            padding-top: 140px;
            padding-bottom: 70px;
            background: radial-gradient(circle at 50% 20%, rgba(0, 102, 255, 0.18) 0%, rgba(10, 15, 29, 0) 70%);
            position: relative;
        }

        .stage-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: var(--sm-radius-pill);
            background: rgba(0, 210, 255, 0.12);
            border: 1px solid var(--sm-border-glow);
            color: var(--sm-primary-cyan);
            font-size: 0.88rem;
            margin-bottom: 20px;
        }

        .hero-main-title {
            font-size: 2.85rem;
            font-weight: 800;
            color: var(--sm-text-white);
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }

        .hero-main-title span {
            background: linear-gradient(135deg, #ffffff 0%, var(--sm-primary-cyan) 60%, var(--sm-neon-accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-intro-lead {
            font-size: 1.1rem;
            color: var(--sm-text-body);
            line-height: 1.8;
            max-width: 820px;
            margin: 0 auto 36px;
        }

        .hero-player-stage {
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 35px rgba(0, 210, 255, 0.25);
            border: 1px solid rgba(0, 210, 255, 0.35);
        }

        .stage-media-cover {
            width: 100%;
            height: 480px;
            object-fit: cover;
            display: block;
            filter: brightness(0.92);
        }

        .stage-floating-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 15, 29, 0.2) 0%, rgba(10, 15, 29, 0.9) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 36px;
        }

        .media-tag-capsule {
            background: rgba(0, 245, 212, 0.2);
            color: var(--sm-neon-accent);
            border: 1px solid var(--sm-neon-accent);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 8px;
        }

        /* 指标看板 */
        .metric-num {
            font-size: 2.3rem;
            font-weight: 800;
            color: var(--sm-primary-cyan);
            line-height: 1.1;
            margin-bottom: 6px;
            font-family: Arial, sans-serif;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--sm-text-muted);
            font-weight: 500;
        }

        /* 规格对比表格 */
        .table-compare-wrap {
            border-radius: var(--sm-radius-card);
            overflow: hidden;
            border: 1px solid var(--sm-border-glow);
        }

        .table-compare {
            width: 100%;
            margin-bottom: 0;
            background: rgba(16, 24, 48, 0.7);
            color: var(--sm-text-body);
        }

        .table-compare th, .table-compare td {
            padding: 18px 22px;
            vertical-align: middle;
            border-color: rgba(255, 255, 255, 0.08);
        }

        .table-compare thead th {
            background: rgba(10, 15, 29, 0.95);
            color: var(--sm-text-white);
            font-weight: 700;
            font-size: 1.05rem;
        }

        .highlight-col {
            background: rgba(0, 210, 255, 0.06);
            color: var(--sm-text-white);
            font-weight: 600;
        }

        /* 时间轴 */
        .timeline-box {
            position: relative;
            padding-left: 32px;
        }

        .timeline-box::before {
            content: '';
            position: absolute;
            left: 7px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: linear-gradient(180deg, var(--sm-primary-cyan), var(--sm-purple-accent));
        }

        .timeline-item {
            position: relative;
            margin-bottom: 36px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -32px;
            top: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--sm-bg-main);
            border: 3px solid var(--sm-primary-cyan);
            box-shadow: 0 0 10px var(--sm-primary-cyan);
        }

        /* 专题卡与资讯图文 */
        .news-thumb-box {
            border-radius: 12px;
            overflow: hidden;
            height: 190px;
        }

        .news-thumb-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card-wrap:hover .news-thumb-img {
            transform: scale(1.06);
        }

        /* 排行榜单项 */
        .rank-badge {
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1rem;
            background: rgba(255, 255, 255, 0.08);
            color: var(--sm-text-body);
        }

        .rank-top {
            background: linear-gradient(135deg, #ff7b00, #ffae00);
            color: #000;
            box-shadow: 0 0 12px rgba(255, 174, 0, 0.4);
        }

        /* 折叠面板 (FAQ) */
        .accordion-item-sm {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            border-radius: 12px !important;
            margin-bottom: 14px;
            overflow: hidden;
        }

        .accordion-button-sm {
            background: rgba(16, 24, 48, 0.85);
            color: var(--sm-text-white);
            font-size: 1.05rem;
            font-weight: 600;
            padding: 18px 24px;
            box-shadow: none !important;
        }

        .accordion-button-sm:not(.collapsed) {
            background: rgba(0, 210, 255, 0.12);
            color: var(--sm-primary-cyan);
            border-bottom: 1px solid var(--sm-border-glow);
        }

        .accordion-body-sm {
            padding: 20px 24px;
            color: var(--sm-text-body);
            line-height: 1.8;
            font-size: 0.98rem;
        }

        /* 极速自检与激活表单 */
        .speed-input {
            background: rgba(10, 15, 29, 0.8);
            border: 1px solid var(--sm-border-glow);
            color: var(--sm-text-white);
            padding: 14px 20px;
            border-radius: var(--sm-radius-pill);
            outline: none;
            width: 100%;
        }

        .speed-input:focus {
            border-color: var(--sm-neon-accent);
            box-shadow: 0 0 12px rgba(0, 245, 212, 0.3);
            color: var(--sm-text-white);
            background: rgba(10, 15, 29, 0.95);
        }

        /* 页脚 */
        .site-footer {
            background: #060913;
            border-top: 1px solid rgba(0, 210, 255, 0.15);
            padding: 60px 0 35px;
            color: var(--sm-text-muted);
            font-size: 0.92rem;
        }

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

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

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

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

        /* 移动端底部固定导航 */
        .mobile-bottom-tab {
            background: rgba(10, 15, 29, 0.96);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-top: 1px solid var(--sm-border-glow);
            height: 62px;
            z-index: 1030;
        }

        .mobile-tab-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--sm-text-muted);
            font-size: 0.72rem;
            padding: 6px 0;
        }

        .mobile-tab-item i {
            font-size: 1.15rem;
            margin-bottom: 3px;
        }

        .mobile-tab-item.active, .mobile-tab-item:hover {
            color: var(--sm-neon-accent);
            text-shadow: 0 0 8px rgba(0, 245, 212, 0.5);
        }

        @media (max-width: 768px) {
            .hero-main-title {
                font-size: 2.1rem;
            }
            .stage-media-cover {
                height: 320px;
            }
            .section-gap {
                padding-top: 55px;
                padding-bottom: 55px;
            }
        }

/* roulang page: category1 */
:root {
      --sm-bg-main: #0a0f1d;
      --sm-bg-card: rgba(16, 24, 48, 0.76);
      --sm-bg-card-hover: rgba(22, 34, 68, 0.9);
      --sm-primary-cyan: #00d2ff;
      --sm-primary-blue: #0066ff;
      --sm-neon-accent: #00f5d4;
      --sm-purple-accent: #7b2cbf;
      --sm-text-white: #ffffff;
      --sm-text-body: #cbd5e1;
      --sm-text-muted: #64748b;
      --sm-border-glow: rgba(0, 210, 255, 0.22);
      --sm-border-active: rgba(0, 245, 212, 0.5);
      --sm-radius-card: 16px;
      --sm-radius-pill: 50px;
      --sm-font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }
    body {
      background-color: var(--sm-bg-main);
      color: var(--sm-text-body);
      font-family: var(--sm-font-main);
      line-height: 1.68;
      overflow-x: hidden;
      padding-bottom: 75px;
    }
    @media (min-width: 769px) {
      body {
        padding-bottom: 0;
      }
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    .section-gap {
      padding-top: 60px;
      padding-bottom: 60px;
      position: relative;
    }
    .section-badge {
      display: inline-block;
      padding: 5px 16px;
      font-size: 0.82rem;
      letter-spacing: 0.8px;
      color: var(--sm-neon-accent);
      background: rgba(0, 245, 212, 0.1);
      border: 1px solid rgba(0, 245, 212, 0.3);
      border-radius: var(--sm-radius-pill);
      margin-bottom: 12px;
    }
    .section-title {
      color: var(--sm-text-white);
      font-size: 1.85rem;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .section-desc {
      color: var(--sm-text-muted);
      font-size: 0.95rem;
    }

    /* 顶部导航 */
    .sm-navbar {
      background: rgba(10, 15, 29, 0.92);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--sm-border-glow);
      padding: 14px 0;
      z-index: 1020;
    }
    .brand-logo {
      font-size: 1.55rem;
      font-weight: 800;
      color: var(--sm-text-white);
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .brand-logo i {
      color: var(--sm-primary-cyan);
      text-shadow: 0 0 12px var(--sm-primary-cyan);
    }
    .nav-link-custom {
      color: var(--sm-text-body);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 8px 18px;
      border-radius: var(--sm-radius-pill);
      transition: all 0.25s ease;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: var(--sm-text-white);
      background: rgba(0, 210, 255, 0.14);
      text-shadow: 0 0 8px rgba(0, 210, 255, 0.6);
    }
    .speed-input {
      background: rgba(16, 24, 48, 0.85);
      border: 1px solid var(--sm-border-glow);
      border-radius: var(--sm-radius-pill);
      color: var(--sm-text-white);
      outline: none;
      transition: all 0.3s ease;
    }
    .speed-input:focus {
      border-color: var(--sm-primary-cyan);
      box-shadow: 0 0 10px rgba(0, 210, 255, 0.35);
    }
    .btn-glow-primary {
      background: linear-gradient(135deg, var(--sm-primary-cyan) 0%, var(--sm-primary-blue) 100%);
      color: #030816;
      font-weight: 700;
      border: none;
      padding: 10px 24px;
      border-radius: var(--sm-radius-pill);
      box-shadow: 0 0 18px rgba(0, 210, 255, 0.45);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-glow-primary:hover {
      color: #000;
      transform: translateY(-2px);
      box-shadow: 0 0 26px rgba(0, 210, 255, 0.7);
    }
    .btn-glow-outline {
      background: rgba(16, 24, 48, 0.6);
      color: var(--sm-text-white);
      font-weight: 600;
      border: 1px solid var(--sm-border-glow);
      padding: 8px 20px;
      border-radius: var(--sm-radius-pill);
      backdrop-filter: blur(8px);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-glow-outline:hover {
      color: var(--sm-primary-cyan);
      border-color: var(--sm-primary-cyan);
      background: rgba(0, 210, 255, 0.1);
      transform: translateY(-2px);
    }

    /* 移动端底部 Tab 栏 */
    .mobile-tab-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: 64px;
      background: rgba(10, 15, 29, 0.96);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-top: 1px solid var(--sm-border-glow);
      z-index: 1030;
      display: flex;
      align-items: center;
      justify-content: space-around;
      padding: 0 10px;
    }
    .tab-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      font-size: 0.72rem;
      color: var(--sm-text-muted);
      gap: 3px;
    }
    .tab-item i {
      font-size: 1.15rem;
    }
    .tab-item.active {
      color: var(--sm-neon-accent);
      text-shadow: 0 0 10px rgba(0, 245, 212, 0.5);
    }

    /* 基础卡片 */
    .glass-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border-glow);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-radius: var(--sm-radius-card);
      position: relative;
      overflow: hidden;
      transition: all 0.35s ease;
    }
    .glass-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(0, 210, 255, 0.4), transparent);
    }
    .glass-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-active);
      box-shadow: 0 10px 25px rgba(0, 102, 255, 0.2);
    }

    /* 分类首屏轻量 Header */
    .category-header-wrap {
      padding-top: 110px;
      padding-bottom: 35px;
      background: linear-gradient(180deg, rgba(0, 102, 255, 0.12) 0%, rgba(10, 15, 29, 0) 100%), url('/assets/images/19198cd2c05910af.jpg') center top / cover no-repeat;
      position: relative;
    }
    .category-header-wrap::after {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(10, 15, 29, 0.88);
    }
    .category-header-content {
      position: relative;
      z-index: 2;
    }
    .category-h1 {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--sm-text-white);
      letter-spacing: 0.5px;
    }
    .category-meta-badge {
      font-size: 0.85rem;
      padding: 4px 12px;
      border-radius: 6px;
      background: rgba(0, 210, 255, 0.15);
      color: var(--sm-primary-cyan);
      border: 1px solid rgba(0, 210, 255, 0.3);
    }

    /* 多维筛选面板 */
    .filter-panel {
      padding: 22px 26px;
      margin-top: -15px;
      position: relative;
      z-index: 10;
    }
    .filter-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 14px;
    }
    .filter-row:last-child {
      margin-bottom: 0;
    }
    .filter-label {
      font-size: 0.88rem;
      color: var(--sm-text-muted);
      font-weight: 600;
      width: 72px;
      flex-shrink: 0;
    }
    .filter-item {
      font-size: 0.84rem;
      color: var(--sm-text-body);
      padding: 4px 14px;
      border-radius: var(--sm-radius-pill);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-item:hover {
      color: var(--sm-primary-cyan);
      border-color: var(--sm-border-glow);
    }
    .filter-item.active {
      color: #030816;
      background: var(--sm-neon-accent);
      font-weight: 600;
      box-shadow: 0 0 10px rgba(0, 245, 212, 0.4);
    }

    /* 影视海报卡片 (2:3 比例) */
    .poster-card {
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      background: rgba(16, 24, 48, 0.6);
      border: 1px solid var(--sm-border-glow);
      transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    .poster-card:hover {
      transform: translateY(-6px);
      border-color: var(--sm-neon-accent);
      box-shadow: 0 14px 28px rgba(0, 210, 255, 0.22);
    }
    .poster-thumb-wrap {
      position: relative;
      width: 100%;
      padding-top: 140%;
      overflow: hidden;
      background: #0d1527;
    }
    .poster-img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-img {
      transform: scale(1.06);
    }
    .poster-tag-spec {
      position: absolute;
      top: 10px;
      left: 10px;
      padding: 3px 8px;
      font-size: 0.72rem;
      font-weight: 700;
      border-radius: 4px;
      background: rgba(0, 0, 0, 0.75);
      backdrop-filter: blur(4px);
      border: 1px solid var(--sm-primary-cyan);
      color: var(--sm-primary-cyan);
      z-index: 2;
    }
    .poster-tag-rate {
      position: absolute;
      bottom: 10px;
      right: 10px;
      padding: 2px 8px;
      font-size: 0.76rem;
      font-weight: 800;
      border-radius: 4px;
      background: rgba(0, 245, 212, 0.9);
      color: #030816;
      z-index: 2;
    }
    .poster-info {
      padding: 14px 12px;
    }
    .poster-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--sm-text-white);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      margin-bottom: 4px;
    }
    .poster-sub {
      font-size: 0.78rem;
      color: var(--sm-text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 实时飙升榜条目 */
    .top-rank-item {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 12px 14px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid transparent;
      margin-bottom: 10px;
      transition: all 0.25s ease;
    }
    .top-rank-item:hover {
      background: rgba(0, 210, 255, 0.08);
      border-color: var(--sm-border-glow);
    }
    .rank-num {
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.95rem;
      font-weight: 800;
      border-radius: 6px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--sm-text-body);
      flex-shrink: 0;
    }
    .rank-num.top1 {
      background: linear-gradient(135deg, #ff4757, #ff6b81);
      color: #fff;
    }
    .rank-num.top2 {
      background: linear-gradient(135deg, #ffa502, #eccc68);
      color: #fff;
    }
    .rank-num.top3 {
      background: linear-gradient(135deg, #2ed573, #7bed9f);
      color: #030816;
    }

    /* 宽幅企划专题卡片 */
    .special-plan-card {
      position: relative;
      border-radius: 14px;
      overflow: hidden;
      min-height: 220px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 24px;
      border: 1px solid var(--sm-border-glow);
      background-size: cover;
      background-position: center;
    }
    .special-plan-card::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(10, 15, 29, 0.2) 0%, rgba(10, 15, 29, 0.92) 80%);
      z-index: 1;
    }
    .special-plan-content {
      position: relative;
      z-index: 2;
    }

    /* 页脚样式 */
    .site-footer {
      background: #060a14;
      border-top: 1px solid var(--sm-border-glow);
      padding: 70px 0 35px;
    }
    .footer-links {
      list-style: none;
      padding-left: 0;
      margin-bottom: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--sm-text-muted);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: var(--sm-primary-cyan);
      padding-left: 4px;
    }
    .fs-7 { font-size: 0.88rem; }
    .fs-8 { font-size: 0.80rem; }

/* roulang page: category2 */
:root {
            --sm-bg-main: #0a0f1d;
            --sm-bg-card: rgba(16, 24, 48, 0.76);
            --sm-bg-card-hover: rgba(22, 34, 68, 0.9);
            --sm-primary-cyan: #00d2ff;
            --sm-primary-blue: #0066ff;
            --sm-neon-accent: #00f5d4;
            --sm-purple-accent: #7b2cbf;
            --sm-text-white: #ffffff;
            --sm-text-body: #cbd5e1;
            --sm-text-muted: #64748b;
            --sm-border-glow: rgba(0, 210, 255, 0.22);
            --sm-border-active: rgba(0, 245, 212, 0.5);
            --sm-radius-card: 16px;
            --sm-radius-pill: 50px;
            --sm-font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        body {
            background-color: var(--sm-bg-main);
            color: var(--sm-text-body);
            font-family: var(--sm-font-main);
            line-height: 1.68;
            overflow-x: hidden;
            padding-bottom: 75px;
        }

        @media (min-width: 769px) {
            body {
                padding-bottom: 0;
            }
        }

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

        .section-gap {
            padding-top: 75px;
            padding-bottom: 75px;
            position: relative;
        }

        /* 导航系统 */
        .sm-navbar {
            background: rgba(10, 15, 29, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--sm-border-glow);
            padding: 14px 0;
            transition: all 0.3s ease;
            z-index: 1040;
        }

        .brand-logo {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--sm-text-white);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-logo i {
            color: var(--sm-primary-cyan);
            text-shadow: 0 0 12px var(--sm-primary-cyan);
        }

        .nav-link-custom {
            color: var(--sm-text-body);
            font-size: 0.98rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--sm-radius-pill);
            transition: all 0.25s ease;
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            color: var(--sm-text-white);
            background: rgba(0, 210, 255, 0.12);
            text-shadow: 0 0 8px rgba(0, 210, 255, 0.6);
        }

        .speed-input {
            background: rgba(16, 24, 48, 0.8);
            border: 1px solid var(--sm-border-glow);
            color: var(--sm-text-white);
            border-radius: var(--sm-radius-pill);
            outline: none;
            transition: all 0.3s ease;
        }

        .speed-input:focus {
            border-color: var(--sm-neon-accent);
            box-shadow: 0 0 12px rgba(0, 245, 212, 0.3);
        }

        .btn-glow-primary {
            background: linear-gradient(135deg, var(--sm-primary-cyan) 0%, var(--sm-primary-blue) 100%);
            color: #030816;
            font-weight: 700;
            border: none;
            padding: 10px 24px;
            border-radius: var(--sm-radius-pill);
            box-shadow: 0 0 18px rgba(0, 210, 255, 0.45);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-glow-primary:hover {
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 0 26px rgba(0, 210, 255, 0.7);
        }

        .btn-glow-outline {
            background: rgba(16, 24, 48, 0.6);
            color: var(--sm-text-white);
            font-weight: 600;
            border: 1px solid var(--sm-border-glow);
            padding: 10px 24px;
            border-radius: var(--sm-radius-pill);
            backdrop-filter: blur(8px);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-glow-outline:hover {
            color: var(--sm-primary-cyan);
            border-color: var(--sm-primary-cyan);
            background: rgba(0, 210, 255, 0.1);
            transform: translateY(-2px);
        }

        /* 移动端底部 Tab 栏 */
        .sm-bottom-tabbar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(10, 15, 29, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-top: 1px solid var(--sm-border-glow);
            z-index: 1030;
            padding: 8px 0;
        }

        .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--sm-text-muted);
            font-size: 0.75rem;
            gap: 3px;
        }

        .tab-item i {
            font-size: 1.15rem;
        }

        .tab-item.active, .tab-item:hover {
            color: var(--sm-neon-accent);
            text-shadow: 0 0 10px rgba(0, 245, 212, 0.6);
        }

        /* 玻璃拟态卡片通用 */
        .glass-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--sm-radius-card);
            padding: 24px;
            position: relative;
            overflow: hidden;
            transition: all 0.35s ease;
        }

        .glass-card:hover {
            background: var(--sm-bg-card-hover);
            border-color: var(--sm-border-active);
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 102, 255, 0.18);
        }

        /* 板块一：斜切色块首屏导视 */
        .category-hero-angled {
            padding-top: 130px;
            padding-bottom: 75px;
            position: relative;
            overflow: hidden;
            background: #0a0f1d;
        }

        .angled-backdrop {
            position: absolute;
            top: 0;
            left: -5%;
            width: 110%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0, 102, 255, 0.3) 0%, rgba(123, 44, 191, 0.25) 50%, rgba(10, 15, 29, 0.95) 100%),
                        url('/assets/images/246387a31f493d89.jpg') center/cover no-repeat;
            clip-path: polygon(0 0, 100% 0, 100% 86%, 0 100%);
            opacity: 0.85;
            z-index: 1;
        }

        .angled-content {
            position: relative;
            z-index: 2;
        }

        .category-h1-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: var(--sm-radius-pill);
            background: rgba(0, 245, 212, 0.12);
            border: 1px solid rgba(0, 245, 212, 0.35);
            color: var(--sm-neon-accent);
            font-size: 0.85rem;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }

        .category-h1-title {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--sm-text-white);
            margin-bottom: 16px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.7);
        }

        .category-hero-desc {
            font-size: 1.1rem;
            color: #e2e8f0;
            max-width: 680px;
            margin-bottom: 28px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
        }

        .hero-meta-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 15px;
        }

        .hero-stat-tag {
            background: rgba(16, 24, 48, 0.75);
            border: 1px solid var(--sm-border-glow);
            padding: 8px 18px;
            border-radius: 12px;
            font-size: 0.88rem;
            color: var(--sm-text-white);
            display: flex;
            align-items: center;
            gap: 8px;
            backdrop-filter: blur(10px);
        }

        .hero-stat-tag i {
            color: var(--sm-primary-cyan);
        }

        /* 板块二：多维筛选面板 */
        .filter-glass-bar {
            background: rgba(16, 24, 48, 0.85);
            border: 1px solid var(--sm-border-glow);
            border-radius: var(--sm-radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 24px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
            margin-top: -30px;
            position: relative;
            z-index: 10;
        }

        .filter-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 8px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
        }

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

        .filter-label {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--sm-neon-accent);
            min-width: 60px;
        }

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

        .filter-btn {
            padding: 4px 14px;
            border-radius: var(--sm-radius-pill);
            font-size: 0.82rem;
            color: var(--sm-text-body);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid transparent;
            transition: all 0.2s ease;
        }

        .filter-btn:hover, .filter-btn.active {
            color: var(--sm-text-white);
            background: rgba(0, 210, 255, 0.18);
            border-color: var(--sm-primary-cyan);
            font-weight: 600;
        }

        /* 板块三：主体剧集海报流 */
        .poster-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            border-radius: 14px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all 0.35s ease;
            position: relative;
        }

        .poster-card:hover {
            transform: translateY(-6px);
            border-color: var(--sm-neon-accent);
            box-shadow: 0 15px 30px rgba(0, 210, 255, 0.25);
        }

        .poster-thumb-box {
            position: relative;
            width: 100%;
            aspect-ratio: 2 / 3;
            overflow: hidden;
            background: #111827;
        }

        .poster-thumb-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .poster-badge-top {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(0, 102, 255, 0.85);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 6px;
            backdrop-filter: blur(6px);
        }

        .poster-badge-right {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(123, 44, 191, 0.85);
            color: var(--sm-neon-accent);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 6px;
            backdrop-filter: blur(6px);
        }

        .poster-state-tag {
            position: absolute;
            bottom: 8px;
            right: 10px;
            background: rgba(10, 15, 29, 0.85);
            color: #e2e8f0;
            font-size: 0.72rem;
            padding: 2px 8px;
            border-radius: 4px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .poster-info {
            padding: 14px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .poster-title {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--sm-text-white);
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .poster-meta {
            font-size: 0.78rem;
            color: var(--sm-text-muted);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .score-star {
            color: #ffb703;
            font-weight: 700;
        }

        /* 板块四：分类专属热播榜 */
        .rank-badge {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .rank-badge-1 {
            background: linear-gradient(135deg, #ff0055, #ff5400);
            color: #ffffff;
            box-shadow: 0 0 12px rgba(255, 0, 85, 0.5);
        }

        .rank-badge-2 {
            background: linear-gradient(135deg, #ff9e00, #ffb703);
            color: #111827;
        }

        .rank-badge-3 {
            background: linear-gradient(135deg, #00d2ff, #0066ff);
            color: #ffffff;
        }

        .rank-badge-def {
            background: rgba(255, 255, 255, 0.08);
            color: var(--sm-text-muted);
        }

        .ranking-item {
            padding: 12px 14px;
            border-radius: 12px;
            background: rgba(16, 24, 48, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.05);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all 0.25s ease;
        }

        .ranking-item:hover {
            background: rgba(22, 34, 68, 0.85);
            border-color: var(--sm-border-glow);
            transform: translateX(4px);
        }

        /* 板块五：分类专题企划 */
        .feature-banner-box {
            position: relative;
            border-radius: var(--sm-radius-card);
            overflow: hidden;
            border: 1px solid var(--sm-border-glow);
            min-height: 220px;
            display: flex;
            align-items: center;
            padding: 30px;
        }

        .feature-banner-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 1;
            filter: brightness(0.42);
            transition: transform 0.6s ease;
        }

        .feature-banner-box:hover .feature-banner-bg {
            transform: scale(1.05);
        }

        .feature-banner-content {
            position: relative;
            z-index: 2;
            max-width: 540px;
        }

        /* 板块七：观影常识与规格说明 */
        .tips-spec-card {
            background: rgba(16, 24, 48, 0.65);
            border: 1px solid var(--sm-border-glow);
            border-radius: var(--sm-radius-card);
            padding: 26px;
            height: 100%;
            transition: all 0.3s ease;
        }

        .tips-spec-card:hover {
            border-color: var(--sm-neon-accent);
            transform: translateY(-3px);
        }

        .tips-icon-box {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 210, 255, 0.12);
            border: 1px solid var(--sm-border-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--sm-primary-cyan);
            font-size: 1.3rem;
            margin-bottom: 18px;
        }

        /* 页脚系统 */
        .site-footer {
            background: #060913;
            border-top: 1px solid var(--sm-border-glow);
            padding-top: 65px;
            padding-bottom: 30px;
            color: var(--sm-text-muted);
        }

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

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

        .footer-links a {
            color: var(--sm-text-muted);
            font-size: 0.9rem;
            transition: color 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--sm-neon-accent);
            padding-left: 4px;
        }

        .fs-7 { font-size: 0.88rem; }
        .fs-8 { font-size: 0.78rem; }

        @media (max-width: 991.98px) {
            .category-h1-title {
                font-size: 2.2rem;
            }
            .angled-backdrop {
                clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
            }
        }

        @media (max-width: 767.98px) {
            .section-gap {
                padding-top: 55px;
                padding-bottom: 55px;
            }
            .category-h1-title {
                font-size: 1.85rem;
            }
            .category-hero-angled {
                padding-top: 110px;
                padding-bottom: 50px;
            }
            .filter-glass-bar {
                margin-top: -15px;
                padding: 16px;
            }
        }

/* roulang page: category3 */
:root {
      --sm-bg-main: #0a0f1d;
      --sm-bg-card: rgba(16, 24, 48, 0.76);
      --sm-bg-card-hover: rgba(22, 34, 68, 0.9);
      --sm-primary-cyan: #00d2ff;
      --sm-primary-blue: #0066ff;
      --sm-neon-accent: #00f5d4;
      --sm-purple-accent: #7b2cbf;
      --sm-text-white: #ffffff;
      --sm-text-body: #cbd5e1;
      --sm-text-muted: #64748b;
      --sm-border-glow: rgba(0, 210, 255, 0.22);
      --sm-border-active: rgba(0, 245, 212, 0.5);
      --sm-radius-card: 16px;
      --sm-radius-pill: 50px;
      --sm-font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }
    body {
      background-color: var(--sm-bg-main);
      color: var(--sm-text-body);
      font-family: var(--sm-font-main);
      line-height: 1.68;
      overflow-x: hidden;
      padding-bottom: 70px;
    }
    @media (min-width: 769px) {
      body {
        padding-bottom: 0;
      }
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    .section-gap {
      padding-top: 65px;
      padding-bottom: 65px;
      position: relative;
    }
    .sm-navbar {
      background: rgba(10, 15, 29, 0.88);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--sm-border-glow);
      padding: 14px 0;
      transition: all 0.3s ease;
      z-index: 1040;
    }
    .brand-logo {
      font-size: 1.55rem;
      font-weight: 800;
      color: var(--sm-text-white);
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .brand-logo i {
      color: var(--sm-primary-cyan);
      text-shadow: 0 0 12px var(--sm-primary-cyan);
    }
    .nav-link-custom {
      color: var(--sm-text-body);
      font-size: 0.98rem;
      font-weight: 500;
      padding: 8px 18px;
      border-radius: var(--sm-radius-pill);
      transition: all 0.25s ease;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: var(--sm-text-white);
      background: rgba(0, 210, 255, 0.12);
      text-shadow: 0 0 8px rgba(0, 210, 255, 0.6);
    }
    .speed-input {
      background: rgba(16, 24, 48, 0.85);
      border: 1px solid var(--sm-border-glow);
      color: #fff;
      border-radius: var(--sm-radius-pill);
      outline: none;
      transition: all 0.3s ease;
    }
    .speed-input:focus {
      border-color: var(--sm-primary-cyan);
      box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
    }
    .btn-glow-primary {
      background: linear-gradient(135deg, var(--sm-primary-cyan) 0%, var(--sm-primary-blue) 100%);
      color: #030816;
      font-weight: 700;
      border: none;
      padding: 10px 24px;
      border-radius: var(--sm-radius-pill);
      box-shadow: 0 0 18px rgba(0, 210, 255, 0.45);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-glow-primary:hover {
      color: #000;
      transform: translateY(-2px);
      box-shadow: 0 0 26px rgba(0, 210, 255, 0.7);
    }
    .btn-glow-outline {
      background: rgba(16, 24, 48, 0.6);
      color: var(--sm-text-white);
      font-weight: 600;
      border: 1px solid var(--sm-border-glow);
      padding: 10px 24px;
      border-radius: var(--sm-radius-pill);
      backdrop-filter: blur(8px);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-glow-outline:hover {
      color: var(--sm-primary-cyan);
      border-color: var(--sm-primary-cyan);
      background: rgba(0, 210, 255, 0.1);
      transform: translateY(-2px);
    }
    .glass-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border-glow);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-radius: var(--sm-radius-card);
      padding: 24px;
      position: relative;
      overflow: hidden;
      transition: all 0.35s ease;
    }
    .glass-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(0, 210, 255, 0.4), transparent);
    }
    .glass-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-active);
      transform: translateY(-4px);
      box-shadow: 0 12px 30px rgba(0, 102, 255, 0.18);
    }
    /* 分类页面专属样式 */
    .cat-hero-banner {
      padding-top: 120px;
      padding-bottom: 40px;
      position: relative;
      background: linear-gradient(180deg, rgba(10, 15, 29, 0.82) 0%, rgba(10, 15, 29, 0.98) 100%), url('/assets/images/6c2b886e5caf7769.webp') center/cover no-repeat;
      border-bottom: 1px solid rgba(0, 210, 255, 0.15);
    }
    .cat-hero-title {
      font-size: 2.35rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
    }
    .cat-hero-title span {
      background: linear-gradient(90deg, #00d2ff, #00f5d4);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .filter-panel-wrapper {
      background: rgba(16, 24, 48, 0.85);
      border: 1px solid var(--sm-border-glow);
      backdrop-filter: blur(14px);
      border-radius: var(--sm-radius-card);
      padding: 18px 24px;
      margin-bottom: 35px;
    }
    .filter-group {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      padding: 8px 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    }
    .filter-group:last-child {
      border-bottom: none;
    }
    .filter-label {
      font-size: 0.85rem;
      color: var(--sm-text-muted);
      min-width: 60px;
      font-weight: 600;
    }
    .filter-tag {
      font-size: 0.84rem;
      padding: 3px 12px;
      border-radius: var(--sm-radius-pill);
      color: var(--sm-text-body);
      background: transparent;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-tag:hover, .filter-tag.active {
      color: #030816;
      background: var(--sm-neon-accent);
      border-color: var(--sm-neon-accent);
      font-weight: 600;
    }
    /* 动漫网格卡片 */
    .anime-poster-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border-glow);
      border-radius: var(--sm-radius-card);
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .anime-poster-card:hover {
      border-color: var(--sm-primary-cyan);
      transform: translateY(-5px);
      box-shadow: 0 10px 24px rgba(0, 210, 255, 0.25);
    }
    .anime-poster-img-wrap {
      position: relative;
      aspect-ratio: 2 / 3;
      overflow: hidden;
      background: #111a33;
    }
    .anime-poster-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .anime-poster-card:hover .anime-poster-img-wrap img {
      transform: scale(1.06);
    }
    .anime-quality-pill {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(3, 8, 22, 0.82);
      border: 1px solid rgba(0, 210, 255, 0.4);
      color: var(--sm-neon-accent);
      font-size: 0.72rem;
      padding: 2px 8px;
      border-radius: var(--sm-radius-pill);
      font-weight: 700;
      backdrop-filter: blur(4px);
    }
    .anime-rate-pill {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(123, 44, 191, 0.85);
      color: #fff;
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: var(--sm-radius-pill);
      font-weight: 700;
    }
    .anime-episode-tag {
      position: absolute;
      bottom: 8px;
      right: 8px;
      background: rgba(0, 0, 0, 0.75);
      color: #cbd5e1;
      font-size: 0.7rem;
      padding: 2px 7px;
      border-radius: 4px;
    }
    .anime-info-body {
      padding: 14px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .anime-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .anime-meta-sub {
      font-size: 0.78rem;
      color: var(--sm-text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    /* 侧边实时飙升榜 */
    .ranking-list-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 10px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .ranking-list-item:last-child {
      border-bottom: none;
    }
    .rank-num {
      width: 26px;
      height: 26px;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.82rem;
      font-weight: 800;
      background: rgba(255, 255, 255, 0.08);
      color: #94a3b8;
    }
    .rank-num.top-1 { background: #ef4444; color: #fff; box-shadow: 0 0 10px rgba(239, 68, 68, 0.5); }
    .rank-num.top-2 { background: #f97316; color: #fff; box-shadow: 0 0 10px rgba(249, 115, 22, 0.5); }
    .rank-num.top-3 { background: #00d2ff; color: #030816; box-shadow: 0 0 10px rgba(0, 210, 255, 0.5); }
    /* 专题推荐卡片 */
    .special-banner-card {
      border-radius: var(--sm-radius-card);
      border: 1px solid var(--sm-border-glow);
      position: relative;
      overflow: hidden;
      min-height: 190px;
      display: flex;
      align-items: flex-end;
      padding: 24px;
      background-size: cover;
      background-position: center;
      transition: all 0.3s ease;
    }
    .special-banner-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(10, 15, 29, 0.1) 0%, rgba(10, 15, 29, 0.92) 100%);
    }
    .special-banner-card:hover {
      border-color: var(--sm-neon-accent);
      transform: translateY(-3px);
    }
    .special-content {
      position: relative;
      z-index: 2;
    }
    /* 底部固定移动导航 */
    .mobile-bottom-nav {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: 60px;
      background: rgba(10, 15, 29, 0.96);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-top: 1px solid var(--sm-border-glow);
      display: flex;
      align-items: center;
      justify-content: space-around;
      z-index: 1050;
    }
    .mobile-tab-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      font-size: 0.72rem;
      color: var(--sm-text-muted);
      transition: all 0.2s ease;
    }
    .mobile-tab-item i {
      font-size: 1.15rem;
      margin-bottom: 2px;
    }
    .mobile-tab-item.active {
      color: var(--sm-neon-accent);
      text-shadow: 0 0 10px rgba(0, 245, 212, 0.5);
    }
    /* 页脚 */
    .site-footer {
      background: #060913;
      border-top: 1px solid rgba(0, 210, 255, 0.14);
      padding: 60px 0 30px;
      position: relative;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--sm-text-muted);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: var(--sm-primary-cyan);
      padding-left: 4px;
    }
    .fs-7 { font-size: 0.88rem; }
    .fs-8 { font-size: 0.78rem; }

/* roulang page: category4 */
:root {
            --sm-bg-main: #0a0f1d;
            --sm-bg-card: rgba(16, 24, 48, 0.76);
            --sm-bg-card-hover: rgba(22, 34, 68, 0.9);
            --sm-primary-cyan: #00d2ff;
            --sm-primary-blue: #0066ff;
            --sm-neon-accent: #00f5d4;
            --sm-purple-accent: #7b2cbf;
            --sm-text-white: #ffffff;
            --sm-text-body: #cbd5e1;
            --sm-text-muted: #64748b;
            --sm-border-glow: rgba(0, 210, 255, 0.22);
            --sm-border-active: rgba(0, 245, 212, 0.5);
            --sm-radius-card: 16px;
            --sm-radius-pill: 50px;
            --sm-font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        body {
            background-color: var(--sm-bg-main);
            color: var(--sm-text-body);
            font-family: var(--sm-font-main);
            line-height: 1.68;
            overflow-x: hidden;
            padding-bottom: 70px;
        }

        @media (min-width: 769px) {
            body {
                padding-bottom: 0;
            }
        }

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

        .section-gap {
            padding-top: 60px;
            padding-bottom: 60px;
            position: relative;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-badge {
            display: inline-block;
            padding: 5px 16px;
            font-size: 0.8rem;
            letter-spacing: 1px;
            color: var(--sm-neon-accent);
            background: rgba(0, 245, 212, 0.1);
            border: 1px solid rgba(0, 245, 212, 0.3);
            border-radius: var(--sm-radius-pill);
            margin-bottom: 12px;
        }

        .section-title {
            color: var(--sm-text-white);
            font-size: 1.85rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .section-desc {
            color: var(--sm-text-muted);
            font-size: 0.95rem;
        }

        .sm-navbar {
            background: rgba(10, 15, 29, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--sm-border-glow);
            padding: 14px 0;
            transition: all 0.3s ease;
        }

        .brand-logo {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--sm-text-white);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-logo i {
            color: var(--sm-primary-cyan);
            text-shadow: 0 0 12px var(--sm-primary-cyan);
        }

        .nav-link-custom {
            color: var(--sm-text-body);
            font-size: 0.98rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--sm-radius-pill);
            transition: all 0.25s ease;
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            color: var(--sm-text-white);
            background: rgba(0, 210, 255, 0.12);
            text-shadow: 0 0 8px rgba(0, 210, 255, 0.6);
        }

        .speed-input {
            background: rgba(16, 24, 48, 0.8);
            border: 1px solid var(--sm-border-glow);
            border-radius: var(--sm-radius-pill);
            color: var(--sm-text-white);
            outline: none;
        }

        .speed-input:focus {
            border-color: var(--sm-primary-cyan);
            box-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
        }

        .btn-glow-primary {
            background: linear-gradient(135deg, var(--sm-primary-cyan) 0%, var(--sm-primary-blue) 100%);
            color: #030816;
            font-weight: 700;
            border: none;
            padding: 10px 24px;
            border-radius: var(--sm-radius-pill);
            box-shadow: 0 0 18px rgba(0, 210, 255, 0.45);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-glow-primary:hover {
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 0 26px rgba(0, 210, 255, 0.7);
        }

        .btn-glow-outline {
            background: rgba(16, 24, 48, 0.6);
            color: var(--sm-text-white);
            font-weight: 600;
            border: 1px solid var(--sm-border-glow);
            padding: 10px 24px;
            border-radius: var(--sm-radius-pill);
            backdrop-filter: blur(8px);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-glow-outline:hover {
            color: var(--sm-primary-cyan);
            border-color: var(--sm-primary-cyan);
            background: rgba(0, 210, 255, 0.1);
            transform: translateY(-2px);
        }

        .glass-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--sm-radius-card);
            padding: 24px;
            position: relative;
            overflow: hidden;
            transition: all 0.35s ease;
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 210, 255, 0.4), transparent);
        }

        .glass-card:hover {
            background: var(--sm-bg-card-hover);
            border-color: var(--sm-border-active);
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 102, 255, 0.18);
        }

        /* 紧凑型分类 H1 导视 */
        .category-hero {
            padding-top: 120px;
            padding-bottom: 40px;
            background: linear-gradient(180deg, rgba(10, 15, 29, 0.7) 0%, #0a0f1d 100%), url('/assets/images/7bbb555e8cd9e0a6.jpg') center/cover no-repeat;
            border-bottom: 1px solid var(--sm-border-glow);
            position: relative;
        }

        .category-h1 {
            font-size: 2.3rem;
            font-weight: 800;
            color: var(--sm-text-white);
            margin-bottom: 12px;
        }

        .category-badge-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 14px;
        }

        .cat-stat-chip {
            background: rgba(16, 24, 48, 0.85);
            border: 1px solid var(--sm-border-glow);
            padding: 4px 14px;
            border-radius: var(--sm-radius-pill);
            font-size: 0.82rem;
            color: var(--sm-text-body);
        }

        .cat-stat-chip span {
            color: var(--sm-neon-accent);
            font-weight: 700;
        }

        /* 多维筛选面板 */
        .filter-panel {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            border-radius: var(--sm-radius-card);
            padding: 20px 24px;
            margin-bottom: 35px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
        }

        .filter-row {
            display: flex;
            align-items: flex-start;
            padding: 8px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
        }

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

        .filter-label {
            width: 75px;
            flex-shrink: 0;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--sm-text-muted);
            padding-top: 4px;
        }

        .filter-items {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 14px;
        }

        .filter-item {
            font-size: 0.88rem;
            padding: 4px 12px;
            border-radius: 6px;
            color: var(--sm-text-body);
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .filter-item:hover {
            color: var(--sm-primary-cyan);
            background: rgba(0, 210, 255, 0.08);
        }

        .filter-item.active {
            background: rgba(0, 210, 255, 0.2);
            color: var(--sm-neon-accent);
            font-weight: 600;
            border: 1px solid rgba(0, 245, 212, 0.3);
        }

        /* 海报卡片网格 */
        .poster-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            border-radius: 14px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
            position: relative;
            height: 100%;
        }

        .poster-card:hover {
            transform: translateY(-6px);
            border-color: var(--sm-neon-accent);
            box-shadow: 0 10px 24px rgba(0, 245, 212, 0.2);
        }

        .poster-thumb-box {
            position: relative;
            width: 100%;
            aspect-ratio: 2 / 3;
            overflow: hidden;
            background: #0d1527;
        }

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

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

        .poster-quality-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(0, 210, 255, 0.85);
            color: #030816;
            font-weight: 700;
            font-size: 0.72rem;
            padding: 3px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }

        .poster-score {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(10, 15, 29, 0.88);
            border: 1px solid rgba(255, 215, 0, 0.4);
            color: #ffd700;
            font-weight: 700;
            font-size: 0.78rem;
            padding: 2px 8px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .poster-body {
            padding: 14px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .poster-title {
            color: var(--sm-text-white);
            font-size: 0.96rem;
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 6px;
        }

        .poster-desc {
            color: var(--sm-text-muted);
            font-size: 0.8rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .poster-meta {
            font-size: 0.76rem;
            color: var(--sm-text-muted);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        /* 侧边实时飙升排行榜 */
        .rank-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            border-radius: var(--sm-radius-card);
            padding: 20px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.2s ease;
        }

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

        .rank-item:hover {
            transform: translateX(4px);
        }

        .rank-num {
            width: 24px;
            height: 24px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.82rem;
            font-weight: 800;
            background: rgba(255, 255, 255, 0.1);
            color: var(--sm-text-body);
            flex-shrink: 0;
        }

        .rank-item:nth-child(1) .rank-num {
            background: linear-gradient(135deg, #ff4757, #ff6b81);
            color: #fff;
            box-shadow: 0 0 10px rgba(255, 71, 87, 0.4);
        }
        .rank-item:nth-child(2) .rank-num {
            background: linear-gradient(135deg, #ffa502, #eccc68);
            color: #fff;
        }
        .rank-item:nth-child(3) .rank-num {
            background: linear-gradient(135deg, var(--sm-primary-cyan), var(--sm-primary-blue));
            color: #030816;
        }

        .rank-title {
            color: var(--sm-text-white);
            font-size: 0.88rem;
            font-weight: 500;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            flex-grow: 1;
        }

        .rank-trend {
            font-size: 0.75rem;
            color: var(--sm-neon-accent);
            display: flex;
            align-items: center;
            gap: 2px;
        }

        /* 横向通栏专题企划 */
        .feature-project-card {
            background: linear-gradient(90deg, rgba(16, 24, 48, 0.95) 0%, rgba(10, 15, 29, 0.8) 100%);
            border: 1px solid var(--sm-border-glow);
            border-radius: var(--sm-radius-card);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .feature-project-card:hover {
            border-color: var(--sm-primary-cyan);
            box-shadow: 0 10px 30px rgba(0, 210, 255, 0.15);
        }

        .feature-project-img {
            height: 100%;
            min-height: 210px;
            object-fit: cover;
            width: 100%;
        }

        /* 观影常识与小贴士表格/卡片 */
        .spec-tip-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border-glow);
            border-radius: 12px;
            padding: 22px;
            height: 100%;
            transition: all 0.3s ease;
        }

        .spec-tip-card:hover {
            border-color: var(--sm-neon-accent);
            transform: translateY(-3px);
        }

        .spec-icon-box {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(0, 210, 255, 0.12);
            color: var(--sm-primary-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin-bottom: 14px;
        }

        /* 移动端底部固定导航 */
        .mobile-bottom-nav {
            background: rgba(10, 15, 29, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--sm-border-glow);
            height: 60px;
            z-index: 1030;
        }

        .mobile-tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--sm-text-muted);
            font-size: 0.72rem;
            height: 100%;
            transition: all 0.2s ease;
        }

        .mobile-tab-item i {
            font-size: 1.1rem;
            margin-bottom: 2px;
        }

        .mobile-tab-item.active {
            color: var(--sm-neon-accent);
            text-shadow: 0 0 8px rgba(0, 245, 212, 0.5);
        }

        /* 页脚样式 */
        .site-footer {
            background: #060913;
            border-top: 1px solid rgba(0, 210, 255, 0.15);
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }

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

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

        .footer-links a {
            color: var(--sm-text-muted);
            font-size: 0.85rem;
            transition: color 0.2s ease;
        }

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

        .fs-7 { font-size: 0.88rem; }
        .fs-8 { font-size: 0.8rem; }

/* 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}