/* roulang page: index */
:root {
      --bg-darkest: #0a0b0e;
      --bg-dark: #12141c;
      --bg-surface: #191c26;
      --bg-card: rgba(25, 28, 38, 0.75);
      --primary-cyan: #00f2fe;
      --primary-purple: #9d4edd;
      --accent-gold: #ff9f1c;
      --accent-red: #ff3366;
      --text-white: #f8fafc;
      --text-slate: #94a3b8;
      --text-muted: #64748b;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-glow: rgba(0, 242, 254, 0.3);
      --glow-cyan: 0 0 24px rgba(0, 242, 254, 0.35);
      --card-shadow: 0 14px 36px rgba(0, 0, 0, 0.65);
    }
    *, *::before, *::after {
      box-sizing: border-box;
    }
    body {
      background-color: var(--bg-darkest);
      color: var(--text-slate);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.68;
      overflow-x: hidden;
      margin: 0;
      padding: 0;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease-in-out;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    /* 公示通告型定制导航栏 */
    .top-bulletin-bar {
      background: linear-gradient(90deg, #10121a 0%, #171b26 100%);
      border-bottom: 1px solid var(--border-subtle);
      font-size: 0.8125rem;
      color: var(--text-muted);
      padding: 0.35rem 0;
    }
    .custom-navbar {
      background-color: rgba(10, 11, 14, 0.92);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1020;
      padding: 0.85rem 0;
    }
    .brand-logo {
      font-size: 1.55rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .brand-logo span {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-link-custom {
      color: var(--text-slate);
      font-weight: 500;
      font-size: 0.95rem;
      padding: 0.5rem 0.95rem !important;
      position: relative;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: var(--text-white);
    }
    .nav-link-custom.active::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 15%;
      width: 70%;
      height: 2px;
      background: var(--primary-cyan);
      box-shadow: 0 0 8px var(--primary-cyan);
      border-radius: 2px;
    }
    .chip-badge-notice {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.28);
      color: var(--primary-cyan);
      padding: 0.35rem 0.9rem;
      border-radius: 50rem;
      font-size: 0.82rem;
      font-weight: 600;
      transition: all 0.3s ease;
    }
    .chip-badge-notice:hover {
      background: rgba(0, 242, 254, 0.18);
      color: #fff;
      box-shadow: 0 0 12px rgba(0, 242, 254, 0.4);
    }
    .pulse-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background-color: #00f2fe;
      box-shadow: 0 0 0 0 rgba(0, 242, 254, 0.7);
      animation: dotPulse 1.8s infinite cubic-bezier(0.66, 0, 0, 1);
    }
    @keyframes dotPulse {
      to {
        box-shadow: 0 0 0 8px rgba(0, 242, 254, 0);
      }
    }
    /* 核心视觉组件与板块排版 */
    .section-spacing {
      padding: 5rem 0;
      position: relative;
    }
    .section-header-wrap {
      margin-bottom: 2.75rem;
    }
    .section-badge-pill {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-cyan);
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.22);
      padding: 0.28rem 0.85rem;
      border-radius: 50rem;
      margin-bottom: 0.75rem;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      margin-bottom: 0.85rem;
    }
    .section-desc {
      color: var(--text-slate);
      font-size: 1rem;
      max-width: 680px;
    }
    /* 玻璃拟态深色卡片 */
    .stream-card {
      background: var(--bg-card);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
      overflow: hidden;
      height: 100%;
      box-shadow: var(--card-shadow);
    }
    .stream-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 242, 254, 0.18);
    }
    /* 胶囊按钮系统 */
    .btn-stream-primary {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      color: #ffffff;
      font-weight: 700;
      padding: 0.7rem 1.85rem;
      border-radius: 50rem;
      border: none;
      box-shadow: 0 6px 20px rgba(0, 242, 254, 0.35);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.3s ease;
    }
    .btn-stream-primary:hover {
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(157, 78, 221, 0.5);
    }
    .btn-stream-secondary {
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-white);
      font-weight: 600;
      padding: 0.7rem 1.65rem;
      border-radius: 50rem;
      border: 1px solid var(--border-subtle);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.3s ease;
    }
    .btn-stream-secondary:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: var(--text-slate);
      color: #fff;
    }
    /* 板块 1: Hero Section */
    .hero-wrapper {
      position: relative;
      padding: 5.5rem 0 6.5rem 0;
      background-image: radial-gradient(circle at 80% 20%, rgba(157, 78, 221, 0.18) 0%, transparent 45%),
                        radial-gradient(circle at 20% 80%, rgba(0, 242, 254, 0.15) 0%, transparent 45%),
                        linear-gradient(180deg, rgba(10, 11, 14, 0.4) 0%, #0a0b0e 100%),
                        url('/assets/images/95ce23bb0957fa53.jpg');
      background-size: cover;
      background-position: center top;
      border-bottom: 1px solid var(--border-subtle);
    }
    .hero-h1-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(255, 159, 28, 0.12);
      border: 1px solid rgba(255, 159, 28, 0.35);
      color: var(--accent-gold);
      padding: 0.35rem 1rem;
      border-radius: 50rem;
      font-size: 0.84rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
    }
    .hero-main-title {
      font-size: 2.85rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.22;
      letter-spacing: -1px;
      margin-bottom: 1.25rem;
    }
    .hero-main-title em {
      font-style: normal;
      background: linear-gradient(135deg, var(--primary-cyan) 0%, #5ce1e6 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-preview-board {
      background: rgba(18, 20, 28, 0.85);
      backdrop-filter: blur(14px);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 18px;
      padding: 1.5rem;
      box-shadow: 0 20px 50px rgba(0,0,0,0.85);
      position: relative;
    }
    .board-spec-badge {
      background: #1e2230;
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 0.45rem 0.85rem;
      border-radius: 8px;
      font-size: 0.78rem;
      color: var(--text-slate);
    }
    /* 板块 2: 海量片库服务矩阵 */
    .service-icon-box {
      width: 54px;
      height: 54px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 1.25rem;
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.15) 0%, rgba(157, 78, 221, 0.15) 100%);
      border: 1px solid rgba(0, 242, 254, 0.25);
      color: var(--primary-cyan);
    }
    /* 板块 3: 数据看板 */
    .stat-box {
      background: linear-gradient(180deg, rgba(25, 28, 38, 0.6) 0%, rgba(18, 20, 28, 0.9) 100%);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      padding: 1.85rem 1.25rem;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .stat-box::before {
      content: '';
      position: absolute;
      top: 0;
      left: 20%;
      right: 20%;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--primary-cyan), transparent);
    }
    .stat-number {
      font-size: 2.6rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.1;
      margin-bottom: 0.35rem;
      letter-spacing: -0.5px;
    }
    /* 板块 4: 观影流程 */
    .step-card {
      position: relative;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      padding: 1.75rem 1.35rem;
      height: 100%;
    }
    .step-index {
      font-size: 1.65rem;
      font-weight: 800;
      color: rgba(255, 255, 255, 0.15);
      margin-bottom: 0.75rem;
    }
    /* 板块 5: 热门片单海报墙 */
    .poster-grid-card {
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      background: #141721;
      border: 1px solid var(--border-subtle);
      transition: all 0.35s ease;
    }
    .poster-grid-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 30px rgba(0, 242, 254, 0.22);
      border-color: rgba(0, 242, 254, 0.4);
    }
    .poster-img-wrap {
      aspect-ratio: 2/3;
      position: relative;
      overflow: hidden;
      background-color: #1a1d28;
    }
    .poster-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.45s ease;
    }
    .poster-grid-card:hover .poster-img-wrap img {
      transform: scale(1.05);
    }
    .poster-badge-top {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(10, 11, 14, 0.8);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: var(--primary-cyan);
      font-size: 0.72rem;
      font-weight: 700;
      padding: 0.2rem 0.55rem;
      border-radius: 6px;
      z-index: 2;
    }
    .poster-score-badge {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(255, 159, 28, 0.9);
      color: #000;
      font-size: 0.72rem;
      font-weight: 800;
      padding: 0.2rem 0.5rem;
      border-radius: 6px;
      z-index: 2;
    }
    .poster-info-box {
      padding: 0.95rem;
      background: #161822;
    }
    .poster-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 0.25rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.78rem;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
    }
    /* 板块 6: 资讯列表 */
    .news-featured-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      overflow: hidden;
      height: 100%;
    }
    .news-list-item {
      background: rgba(25, 28, 38, 0.5);
      border: 1px solid var(--border-subtle);
      border-radius: 10px;
      padding: 1.1rem 1.25rem;
      margin-bottom: 0.9rem;
      transition: all 0.25s ease;
    }
    .news-list-item:hover {
      border-color: rgba(0, 242, 254, 0.35);
      background: rgba(25, 28, 38, 0.85);
    }
    /* 板块 7: 合作方微标 */
    .partner-logo-box {
      background: #13151f;
      border: 1px solid var(--border-subtle);
      border-radius: 10px;
      padding: 1.2rem;
      text-align: center;
      font-size: 0.9rem;
      font-weight: 700;
      color: #8893a7;
      transition: all 0.3s ease;
    }
    .partner-logo-box:hover {
      border-color: rgba(0, 242, 254, 0.3);
      color: var(--text-white);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    }
    /* 板块 8: 手风琴 FAQ */
    .accordion-item-stream {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 12px !important;
      margin-bottom: 0.85rem;
      overflow: hidden;
    }
    .accordion-button-stream {
      background: transparent !important;
      color: var(--text-white) !important;
      font-size: 1.05rem;
      font-weight: 700;
      padding: 1.25rem 1.45rem;
      box-shadow: none !important;
    }
    .accordion-button-stream::after {
      filter: invert(1);
    }
    .accordion-body-stream {
      padding: 0 1.45rem 1.35rem 1.45rem;
      color: var(--text-slate);
      font-size: 0.93rem;
      line-height: 1.7;
    }
    /* 板块 9: 保障条 */
    .assurance-banner {
      background: linear-gradient(90deg, rgba(0, 242, 254, 0.08) 0%, rgba(157, 78, 221, 0.08) 100%);
      border-top: 1px solid rgba(0, 242, 254, 0.2);
      border-bottom: 1px solid rgba(157, 78, 221, 0.2);
      padding: 2rem 0;
    }
    /* 板块 10: 特别排期表 */
    .schedule-day-col {
      background: #141620;
      border: 1px solid var(--border-subtle);
      border-radius: 10px;
      padding: 1rem;
      height: 100%;
    }
    .schedule-day-title {
      font-weight: 800;
      font-size: 0.95rem;
      color: var(--primary-cyan);
      border-bottom: 1px solid var(--border-subtle);
      padding-bottom: 0.5rem;
      margin-bottom: 0.85rem;
    }
    .schedule-item {
      font-size: 0.82rem;
      padding: 0.45rem 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
      color: var(--text-slate);
    }
    .schedule-item:last-child {
      border-bottom: none;
    }
    /* 板块 11: 声画技术深度 */
    .tech-box {
      background: radial-gradient(circle at top right, rgba(0, 242, 254, 0.08), transparent 70%), var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      padding: 2.25rem;
    }
    /* 板块 12: CTA 终端入口 */
    .cta-box-glow {
      background: linear-gradient(135deg, #151824 0%, #1f2333 100%);
      border: 1px solid rgba(0, 242, 254, 0.25);
      border-radius: 20px;
      padding: 3.5rem 2rem;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.1);
      position: relative;
    }
    /* 大型矩阵式页脚 */
    .stream-footer {
      background-color: #07080b;
      border-top: 1px solid var(--border-subtle);
      padding: 4.5rem 0 2rem 0;
      color: var(--text-slate);
      font-size: 0.875rem;
    }
    .footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-white;
      margin-bottom: 1.25rem;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 0.65rem;
    }
    .footer-links a:hover {
      color: var(--primary-cyan);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      margin-top: 3.5rem;
      padding-top: 1.5rem;
      font-size: 0.8125rem;
      color: var(--text-muted);
    }

    /* 响应式微调 */
    @media (max-width: 991.98px) {
      .section-spacing {
        padding: 3.5rem 0;
      }
      .hero-main-title {
        font-size: 2.2rem;
      }
      .hero-wrapper {
        padding: 4rem 0 4.5rem 0;
      }
    }
    @media (max-width: 767.98px) {
      .section-title {
        font-size: 1.75rem;
      }
      .stat-number {
        font-size: 2.1rem;
      }
      .cta-box-glow {
        padding: 2.2rem 1.25rem;
      }
    }

/* roulang page: category2 */
:root {
      --bg-darkest: #0a0b0e;
      --bg-dark: #12141c;
      --bg-surface: #191c26;
      --bg-card: rgba(25, 28, 38, 0.75);
      --primary-cyan: #00f2fe;
      --primary-purple: #9d4edd;
      --accent-gold: #ff9f1c;
      --accent-red: #ff3366;
      --text-white: #f8fafc;
      --text-slate: #94a3b8;
      --text-muted: #64748b;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-glow: rgba(0, 242, 254, 0.3);
      --glow-cyan: 0 0 24px rgba(0, 242, 254, 0.35);
      --card-shadow: 0 14px 36px rgba(0, 0, 0, 0.65);
    }
    body {
      background-color: var(--bg-darkest);
      color: var(--text-slate);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.68;
      overflow-x: hidden;
      margin: 0;
      padding: 0;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease-in-out;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .custom-navbar {
      background-color: rgba(10, 11, 14, 0.92);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1020;
      padding: 0.85rem 0;
    }
    .brand-logo {
      font-size: 1.55rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .brand-logo span {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-link-custom {
      color: var(--text-slate);
      font-weight: 500;
      font-size: 0.95rem;
      padding: 0.5rem 0.95rem !important;
      position: relative;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: var(--text-white);
    }
    .nav-link-custom.active::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 15%;
      width: 70%;
      height: 2px;
      background: var(--primary-cyan);
      box-shadow: 0 0 8px var(--primary-cyan);
      border-radius: 2px;
    }
    .chip-badge-notice {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.28);
      color: var(--primary-cyan);
      padding: 0.35rem 0.9rem;
      border-radius: 50rem;
      font-size: 0.82rem;
      font-weight: 600;
      transition: all 0.3s ease;
    }
    .chip-badge-notice:hover {
      background: rgba(0, 242, 254, 0.18);
      color: #fff;
      box-shadow: 0 0 12px rgba(0, 242, 254, 0.4);
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background-color: var(--accent-red);
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.7);
      animation: pulseAnimation 2s infinite;
    }
    @keyframes pulseAnimation {
      0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.7); }
      70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 51, 102, 0); }
      100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 51, 102, 0); }
    }
    .breadcrumb-strip {
      background-color: #0d0f14;
      border-bottom: 1px solid var(--border-subtle);
      padding: 0.75rem 0;
      font-size: 0.88rem;
    }
    .breadcrumb-item a {
      color: var(--text-muted);
    }
    .breadcrumb-item a:hover {
      color: var(--primary-cyan);
    }
    .breadcrumb-item.active {
      color: var(--text-white);
      font-weight: 600;
    }
    .breadcrumb-item + .breadcrumb-item::before {
      color: var(--text-muted);
      content: "/";
    }
    .section-spacing {
      padding: 4.5rem 0;
      position: relative;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      margin-bottom: 0.65rem;
    }
    .section-badge-pill {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-cyan);
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.22);
      padding: 0.28rem 0.85rem;
      border-radius: 50rem;
      margin-bottom: 0.75rem;
    }
    .stream-card {
      background: var(--bg-card);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
      overflow: hidden;
      height: 100%;
      box-shadow: var(--card-shadow);
    }
    .stream-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 242, 254, 0.18);
    }
    .btn-stream-primary {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      color: #ffffff;
      font-weight: 700;
      padding: 0.7rem 1.85rem;
      border-radius: 50rem;
      border: none;
      box-shadow: 0 6px 20px rgba(0, 242, 254, 0.35);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.3s ease;
    }
    .btn-stream-primary:hover {
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(157, 78, 221, 0.5);
    }
    /* 分类首屏与多维筛选 */
    .filter-console {
      background: radial-gradient(circle at 90% 10%, rgba(157, 78, 221, 0.12) 0%, transparent 60%),
                  radial-gradient(circle at 10% 90%, rgba(0, 242, 254, 0.08) 0%, transparent 60%),
                  var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      padding: 2.25rem 2rem;
      box-shadow: var(--card-shadow);
    }
    .category-h1 {
      font-size: 2.4rem;
      font-weight: 900;
      color: var(--text-white);
      letter-spacing: -0.5px;
    }
    .category-h1 span {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, #5ce1e6 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .filter-group-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.5rem;
      padding: 0.65rem 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
    }
    .filter-group-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    .filter-label {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-muted);
      min-width: 72px;
    }
    .filter-chip {
      display: inline-block;
      font-size: 0.82rem;
      color: var(--text-slate);
      padding: 0.25rem 0.85rem;
      border-radius: 50rem;
      background: transparent;
      border: 1px solid transparent;
      transition: all 0.2s ease;
      cursor: pointer;
    }
    .filter-chip:hover {
      color: var(--text-white);
      background: rgba(255, 255, 255, 0.05);
    }
    .filter-chip.active {
      color: #0a0b0e;
      background: var(--primary-cyan);
      font-weight: 700;
      border-color: var(--primary-cyan);
      box-shadow: 0 0 10px rgba(0, 242, 254, 0.45);
    }
    /* 海报矩阵网格 2:3 纵向 */
    .poster-media-box {
      position: relative;
      aspect-ratio: 2 / 3;
      border-radius: 12px;
      overflow: hidden;
      background-color: #141721;
    }
    .poster-media-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    }
    .stream-card:hover .poster-media-box img {
      transform: scale(1.06);
    }
    .poster-badge-quality {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(10, 11, 14, 0.85);
      backdrop-filter: blur(6px);
      border: 1px solid rgba(0, 242, 254, 0.4);
      color: var(--primary-cyan);
      font-size: 0.72rem;
      font-weight: 700;
      padding: 0.2rem 0.55rem;
      border-radius: 6px;
      z-index: 2;
    }
    .poster-badge-score {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(255, 159, 28, 0.9);
      color: #0a0b0e;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 0.18rem 0.5rem;
      border-radius: 6px;
      display: flex;
      align-items: center;
      gap: 0.2rem;
      z-index: 2;
    }
    .poster-overlay-gradient {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(0, 0, 0, 0) 60%, rgba(10, 11, 14, 0.95) 100%);
      z-index: 1;
    }
    .poster-episode-tag {
      position: absolute;
      bottom: 10px;
      left: 10px;
      font-size: 0.75rem;
      color: var(--text-white);
      z-index: 2;
      font-weight: 600;
      background: rgba(0,0,0,0.5);
      padding: 0.15rem 0.5rem;
      border-radius: 4px;
    }
    .poster-info-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      margin-top: 0.85rem;
      margin-bottom: 0.35rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-info-sub {
      font-size: 0.82rem;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    /* 16:9 横版深度解析卡片 */
    .spotlight-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      overflow: hidden;
      transition: all 0.35s ease;
      box-shadow: var(--card-shadow);
    }
    .spotlight-card:hover {
      border-color: var(--border-glow);
      box-shadow: 0 16px 36px rgba(0, 242, 254, 0.15);
    }
    .spotlight-thumb {
      aspect-ratio: 16 / 9;
      position: relative;
      overflow: hidden;
      background: #141721;
    }
    .spotlight-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }
    .spotlight-card:hover .spotlight-thumb img {
      transform: scale(1.05);
    }
    .spotlight-content {
      padding: 1.75rem;
    }
    .spotlight-tag {
      font-size: 0.76rem;
      color: var(--accent-gold);
      background: rgba(255, 159, 28, 0.12);
      border: 1px solid rgba(255, 159, 28, 0.28);
      padding: 0.2rem 0.65rem;
      border-radius: 50rem;
      display: inline-block;
      margin-bottom: 0.75rem;
    }
    /* 播放调优建议卡 */
    .tip-box {
      background: linear-gradient(180deg, rgba(25, 28, 38, 0.95) 0%, rgba(18, 20, 28, 0.95) 100%);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      padding: 2rem 1.75rem;
      position: relative;
      overflow: hidden;
      height: 100%;
    }
    .tip-box::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--primary-cyan), var(--primary-purple));
    }
    .tip-icon {
      width: 48px;
      height: 48px;
      background: rgba(0, 242, 254, 0.1);
      color: var(--primary-cyan);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      font-size: 1.4rem;
      margin-bottom: 1.25rem;
    }
    /* FAQ手风琴深度定制 */
    .stream-accordion .accordion-item {
      background-color: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 12px !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }
    .stream-accordion .accordion-button {
      background-color: transparent;
      color: var(--text-white);
      font-weight: 700;
      font-size: 1.05rem;
      padding: 1.25rem 1.5rem;
      box-shadow: none !important;
    }
    .stream-accordion .accordion-button:not(.collapsed) {
      background-color: rgba(0, 242, 254, 0.04);
      color: var(--primary-cyan);
    }
    .stream-accordion .accordion-button::after {
      filter: invert(1);
    }
    .stream-accordion .accordion-body {
      color: var(--text-slate);
      font-size: 0.95rem;
      line-height: 1.75;
      padding: 0 1.5rem 1.4rem 1.5rem;
    }
    /* 合规条带 */
    .compliance-strip {
      background: linear-gradient(90deg, rgba(157, 78, 221, 0.15) 0%, rgba(0, 242, 254, 0.1) 100%);
      border: 1px solid rgba(0, 242, 254, 0.2);
      border-radius: 16px;
      padding: 2rem 2.25rem;
    }
    /* 反馈表单卡 */
    .feedback-panel {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      padding: 2.25rem;
    }
    .custom-input {
      background: rgba(10, 11, 14, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: var(--text-white);
      padding: 0.75rem 1.25rem;
      border-radius: 50rem;
      font-size: 0.92rem;
    }
    .custom-input:focus {
      background: rgba(10, 11, 14, 0.9);
      border-color: var(--primary-cyan);
      box-shadow: 0 0 12px rgba(0, 242, 254, 0.25);
      color: #fff;
    }
    .custom-input::placeholder {
      color: var(--text-muted);
    }
    /* 页脚 */
    .stream-footer {
      background-color: #07080a;
      border-top: 1px solid var(--border-subtle);
      padding: 4.5rem 0 2rem 0;
      margin-top: 2rem;
    }
    .footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 1.25rem;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 0.65rem;
    }
    .footer-links a {
      color: var(--text-slate);
      font-size: 0.9rem;
    }
    .footer-links a:hover {
      color: var(--primary-cyan);
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 2rem;
      font-size: 0.85rem;
      color: var(--text-muted);
    }
    @media (max-width: 991px) {
      .section-spacing {
        padding: 3.5rem 0;
      }
      .category-h1 {
        font-size: 1.95rem;
      }
      .filter-label {
        width: 100%;
        margin-bottom: 0.25rem;
      }
    }
    @media (max-width: 576px) {
      .category-h1 {
        font-size: 1.6rem;
      }
      .filter-console {
        padding: 1.5rem 1rem;
      }
      .section-spacing {
        padding: 2.75rem 0;
      }
    }

/* roulang page: category1 */
:root {
            --bg-darkest: #0a0b0e;
            --bg-dark: #12141c;
            --bg-surface: #191c26;
            --bg-card: rgba(25, 28, 38, 0.75);
            --primary-cyan: #00f2fe;
            --primary-purple: #9d4edd;
            --accent-gold: #ff9f1c;
            --accent-red: #ff3366;
            --text-white: #f8fafc;
            --text-slate: #94a3b8;
            --text-muted: #64748b;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-glow: rgba(0, 242, 254, 0.3);
            --glow-cyan: 0 0 24px rgba(0, 242, 254, 0.35);
            --card-shadow: 0 14px 36px rgba(0, 0, 0, 0.65);
        }
        body {
            background-color: var(--bg-darkest);
            color: var(--text-slate);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.68;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease-in-out;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .custom-navbar {
            background-color: rgba(10, 11, 14, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            position: sticky;
            top: 0;
            z-index: 1020;
            padding: 0.85rem 0;
        }
        .brand-logo {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .brand-logo span {
            background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-link-custom {
            color: var(--text-slate);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.5rem 0.95rem !important;
            position: relative;
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            color: var(--text-white);
        }
        .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 15%;
            width: 70%;
            height: 2px;
            background: var(--primary-cyan);
            box-shadow: 0 0 8px var(--primary-cyan);
            border-radius: 2px;
        }
        .chip-badge-notice {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            background: rgba(0, 242, 254, 0.08);
            border: 1px solid rgba(0, 242, 254, 0.28);
            color: var(--primary-cyan);
            padding: 0.35rem 0.9rem;
            border-radius: 50rem;
            font-size: 0.82rem;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .chip-badge-notice:hover {
            background: rgba(0, 242, 254, 0.18);
            color: #fff;
            box-shadow: 0 0 12px rgba(0, 242, 254, 0.4);
        }
        .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--accent-red);
            box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.7);
            animation: pulse 1.8s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.7); }
            70% { transform: scale(1); box-shadow: 0 0 0 7px rgba(255, 51, 102, 0); }
            100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 51, 102, 0); }
        }

        /* 面包屑条 */
        .breadcrumb-strip {
            background-color: rgba(18, 20, 28, 0.85);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0.75rem 0;
            font-size: 0.88rem;
        }
        .breadcrumb-item a {
            color: var(--text-muted);
        }
        .breadcrumb-item a:hover {
            color: var(--primary-cyan);
        }
        .breadcrumb-item.active {
            color: var(--text-white);
        }
        .breadcrumb-item + .breadcrumb-item::before {
            color: var(--text-muted);
        }

        /* 分类控制台与筛选器 */
        .category-hero-console {
            padding: 3.5rem 0 2.5rem;
            background: linear-gradient(180deg, rgba(25, 28, 38, 0.6) 0%, rgba(10, 11, 14, 0) 100%);
            border-bottom: 1px solid var(--border-subtle);
        }
        .category-page-title {
            font-size: 2.35rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.5px;
            margin-bottom: 0.75rem;
        }
        .category-page-title span {
            background: linear-gradient(135deg, var(--primary-cyan) 0%, #38ef7d 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .category-lead-text {
            color: var(--text-slate);
            font-size: 1.05rem;
            margin-bottom: 2rem;
            max-width: 820px;
        }
        .filter-panel {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: 14px;
            padding: 1.4rem 1.8rem;
            box-shadow: var(--card-shadow);
        }
        .filter-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.65rem;
            padding: 0.6rem 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
        }
        .filter-row:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .filter-label {
            width: 70px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
        }
        .filter-chip {
            font-size: 0.85rem;
            padding: 0.25rem 0.85rem;
            border-radius: 50rem;
            color: var(--text-slate);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid transparent;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .filter-chip:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.08);
        }
        .filter-chip.active {
            background: rgba(0, 242, 254, 0.15);
            border-color: rgba(0, 242, 254, 0.4);
            color: var(--primary-cyan);
            font-weight: 600;
        }

        /* 影视卡片海报网格 (2:3比例) */
        .section-padding {
            padding: 4.5rem 0;
        }
        .section-badge-pill {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--primary-cyan);
            background: rgba(0, 242, 254, 0.08);
            border: 1px solid rgba(0, 242, 254, 0.22);
            padding: 0.28rem 0.85rem;
            border-radius: 50rem;
            margin-bottom: 0.75rem;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 0.6rem;
        }
        .poster-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
            position: relative;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .poster-card:hover {
            transform: translateY(-5px);
            border-color: var(--border-glow);
            box-shadow: 0 16px 32px rgba(0, 242, 254, 0.2);
        }
        .poster-thumb-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 2 / 3;
            overflow: hidden;
            background: #11141c;
        }
        .poster-thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .poster-card:hover .poster-thumb-wrap img {
            transform: scale(1.06);
        }
        .poster-tag-quality {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(10, 11, 14, 0.85);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(0, 242, 254, 0.4);
            color: var(--primary-cyan);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 0.15rem 0.5rem;
            border-radius: 4px;
        }
        .poster-tag-rating {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(10, 11, 14, 0.85);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 159, 28, 0.4);
            color: var(--accent-gold);
            font-size: 0.75rem;
            font-weight: 800;
            padding: 0.15rem 0.5rem;
            border-radius: 4px;
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .poster-info {
            padding: 0.95rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .poster-title {
            color: var(--text-white);
            font-size: 1.02rem;
            font-weight: 700;
            margin-bottom: 0.35rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .poster-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
            display: flex;
            justify-content: space-between;
        }
        .poster-desc {
            font-size: 0.82rem;
            color: var(--text-slate);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.8rem;
        }
        .btn-play-mini {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            padding: 0.45rem 0.8rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-subtle);
            border-radius: 50rem;
            color: var(--text-white);
            font-size: 0.82rem;
            font-weight: 600;
            transition: all 0.25s ease;
        }
        .poster-card:hover .btn-play-mini {
            background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
            border-color: transparent;
            color: #fff;
            box-shadow: 0 4px 14px rgba(0, 242, 254, 0.4);
        }

        /* 胶囊主按钮 */
        .btn-stream-primary {
            background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
            color: #ffffff;
            font-weight: 700;
            padding: 0.7rem 1.85rem;
            border-radius: 50rem;
            border: none;
            box-shadow: 0 6px 20px rgba(0, 242, 254, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.3s ease;
        }
        .btn-stream-primary:hover {
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(157, 78, 221, 0.5);
        }

        /* 本周热度飙升 (16:9 横幅推荐) */
        .curated-banner-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            overflow: hidden;
            transition: all 0.35s ease;
            box-shadow: var(--card-shadow);
        }
        .curated-banner-card:hover {
            border-color: var(--border-glow);
            box-shadow: 0 14px 35px rgba(0, 242, 254, 0.2);
        }
        .curated-thumb-box {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .curated-thumb-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .curated-banner-card:hover .curated-thumb-box img {
            transform: scale(1.05);
        }
        .curated-content-box {
            padding: 1.75rem;
        }
        .curated-title {
            color: var(--text-white);
            font-size: 1.35rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
        }

        /* 解码调优建议卡片 */
        .optimization-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 14px;
            padding: 1.75rem;
            height: 100%;
            transition: all 0.3s ease;
        }
        .optimization-card:hover {
            border-color: var(--border-glow);
            transform: translateY(-3px);
        }
        .opt-icon-bubble {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: rgba(0, 242, 254, 0.1);
            border: 1px solid rgba(0, 242, 254, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary-cyan);
            margin-bottom: 1.25rem;
        }

        /* 手风琴 FAQ */
        .custom-accordion .accordion-item {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            margin-bottom: 1rem;
            border-radius: 12px !important;
            overflow: hidden;
        }
        .custom-accordion .accordion-button {
            background: var(--bg-surface);
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: none;
            padding: 1.2rem 1.5rem;
        }
        .custom-accordion .accordion-button:not(.collapsed) {
            background: rgba(0, 242, 254, 0.06);
            color: var(--primary-cyan);
        }
        .custom-accordion .accordion-button::after {
            filter: invert(1);
        }
        .custom-accordion .accordion-body {
            color: var(--text-slate);
            padding: 1.2rem 1.5rem;
            font-size: 0.95rem;
            line-height: 1.75;
            border-top: 1px solid var(--border-subtle);
        }

        /* 合规条 */
        .compliance-banner-wrap {
            background: linear-gradient(90deg, rgba(157, 78, 221, 0.15) 0%, rgba(0, 242, 254, 0.12) 100%);
            border: 1px solid rgba(0, 242, 254, 0.2);
            border-radius: 14px;
            padding: 1.75rem 2.25rem;
        }

        /* 交流反馈框 */
        .feedback-box-panel {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            padding: 2.25rem;
            box-shadow: var(--card-shadow);
        }
        .feedback-input {
            background: rgba(10, 11, 14, 0.8);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            border-radius: 50rem;
            padding: 0.75rem 1.5rem;
        }
        .feedback-input:focus {
            background: rgba(10, 11, 14, 0.95);
            border-color: var(--primary-cyan);
            color: var(--text-white);
            box-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
            outline: none;
        }

        /* 页脚规范 */
        .stream-footer {
            background-color: #07080a;
            border-top: 1px solid var(--border-subtle);
            padding: 4.5rem 0 2rem;
            font-size: 0.92rem;
        }
        .footer-title {
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 1.25rem;
            position: relative;
            padding-left: 0.75rem;
        }
        .footer-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            height: 60%;
            width: 3px;
            background: var(--primary-cyan);
            border-radius: 2px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.65rem;
        }
        .footer-links a {
            color: var(--text-muted);
        }
        .footer-links a:hover {
            color: var(--primary-cyan);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 1.75rem;
            margin-top: 2.5rem;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        @media (max-width: 991px) {
            .category-page-title {
                font-size: 1.95rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .filter-row {
                gap: 0.45rem;
            }
        }

/* roulang page: category3 */
:root {
      --bg-darkest: #0a0b0e;
      --bg-dark: #12141c;
      --bg-surface: #191c26;
      --bg-card: rgba(25, 28, 38, 0.75);
      --primary-cyan: #00f2fe;
      --primary-purple: #9d4edd;
      --accent-gold: #ff9f1c;
      --accent-red: #ff3366;
      --text-white: #f8fafc;
      --text-slate: #94a3b8;
      --text-muted: #64748b;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-glow: rgba(0, 242, 254, 0.3);
      --glow-cyan: 0 0 24px rgba(0, 242, 254, 0.35);
      --card-shadow: 0 14px 36px rgba(0, 0, 0, 0.65);
    }
    body {
      background-color: var(--bg-darkest);
      color: var(--text-slate);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.68;
      overflow-x: hidden;
      margin: 0;
      padding: 0;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease-in-out;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    /* 导航组件系统 */
    .custom-navbar {
      background-color: rgba(10, 11, 14, 0.94);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1020;
      padding: 0.85rem 0;
    }
    .brand-logo {
      font-size: 1.55rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .brand-logo span {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-link-custom {
      color: var(--text-slate);
      font-weight: 500;
      font-size: 0.95rem;
      padding: 0.5rem 0.95rem !important;
      position: relative;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
      color: var(--text-white);
    }
    .nav-link-custom.active::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 15%;
      width: 70%;
      height: 2px;
      background: var(--primary-cyan);
      box-shadow: 0 0 8px var(--primary-cyan);
      border-radius: 2px;
    }
    .chip-badge-notice {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.28);
      color: var(--primary-cyan);
      padding: 0.35rem 0.9rem;
      border-radius: 50rem;
      font-size: 0.82rem;
      font-weight: 600;
      transition: all 0.3s ease;
    }
    .chip-badge-notice:hover {
      background: rgba(0, 242, 254, 0.18);
      color: #fff;
      box-shadow: 0 0 12px rgba(0, 242, 254, 0.4);
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background-color: var(--primary-cyan);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--primary-cyan);
      display: inline-block;
      animation: pulseAnim 1.8s infinite;
    }
    @keyframes pulseAnim {
      0% { opacity: 0.4; transform: scale(0.9); }
      50% { opacity: 1; transform: scale(1.2); }
      100% { opacity: 0.4; transform: scale(0.9); }
    }

    /* 面包屑协同条 */
    .breadcrumb-nav-bar {
      background: #0d0f15;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      padding: 0.75rem 0;
      font-size: 0.88rem;
    }
    .breadcrumb-nav-bar a {
      color: var(--text-muted);
    }
    .breadcrumb-nav-bar a:hover {
      color: var(--primary-cyan);
    }
    .breadcrumb-nav-bar .active-crumb {
      color: var(--text-white);
      font-weight: 600;
    }

    /* 基础区块与通用组件 */
    .section-spacing {
      padding: 4.5rem 0;
      position: relative;
    }
    .section-header-wrap {
      margin-bottom: 2.5rem;
    }
    .section-badge-pill {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-cyan);
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.22);
      padding: 0.28rem 0.85rem;
      border-radius: 50rem;
      margin-bottom: 0.75rem;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      margin-bottom: 0.75rem;
    }
    .section-desc {
      color: var(--text-slate);
      font-size: 0.98rem;
      max-width: 720px;
    }
    .stream-card {
      background: var(--bg-card);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
      overflow: hidden;
      height: 100%;
      box-shadow: var(--card-shadow);
    }
    .stream-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 242, 254, 0.2);
    }
    .btn-stream-primary {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      color: #ffffff;
      font-weight: 700;
      padding: 0.7rem 1.85rem;
      border-radius: 50rem;
      border: none;
      box-shadow: 0 6px 20px rgba(0, 242, 254, 0.35);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.3s ease;
    }
    .btn-stream-primary:hover {
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(157, 78, 221, 0.5);
    }
    .btn-stream-secondary {
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-white);
      font-weight: 600;
      padding: 0.65rem 1.6rem;
      border-radius: 50rem;
      border: 1px solid var(--border-subtle);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.3s ease;
    }
    .btn-stream-secondary:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: var(--text-slate);
      color: #fff;
    }

    /* 板块 1: 分类专属控制台与过滤芯片 */
    .filter-console-section {
      background: linear-gradient(180deg, #12141d 0%, #0a0b0e 100%);
      padding: 3.5rem 0 2.5rem 0;
      border-bottom: 1px solid var(--border-subtle);
    }
    .category-h1-title {
      font-size: 2.35rem;
      font-weight: 800;
      color: var(--text-white);
      letter-spacing: -0.5px;
      margin-bottom: 0.6rem;
    }
    .category-h1-title span {
      background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .filter-group-wrap {
      background: rgba(18, 20, 28, 0.7);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
      padding: 1.25rem 1.5rem;
      margin-top: 2rem;
    }
    .filter-row {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.45rem 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
      flex-wrap: wrap;
    }
    .filter-row:last-child {
      border-bottom: none;
    }
    .filter-label {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-muted);
      min-width: 60px;
    }
    .filter-chip {
      font-size: 0.82rem;
      padding: 0.2rem 0.75rem;
      border-radius: 6px;
      color: var(--text-slate);
      background: transparent;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s;
    }
    .filter-chip:hover {
      color: var(--text-white);
      background: rgba(255, 255, 255, 0.05);
    }
    .filter-chip.active {
      background: rgba(0, 242, 254, 0.12);
      border-color: rgba(0, 242, 254, 0.35);
      color: var(--primary-cyan);
      font-weight: 600;
    }

    /* 板块 2: 海报卡片阵列 (2:3比例) */
    .poster-card {
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .poster-card:hover {
      transform: translateY(-5px);
      border-color: var(--border-glow);
      box-shadow: 0 12px 28px rgba(0, 242, 254, 0.2);
    }
    .poster-img-wrap {
      position: relative;
      width: 100%;
      aspect-ratio: 2 / 3;
      overflow: hidden;
      background: #141721;
    }
    .poster-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-img-wrap img {
      transform: scale(1.06);
    }
    .badge-resolution {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(10, 11, 14, 0.75);
      backdrop-filter: blur(4px);
      border: 1px solid rgba(0, 242, 254, 0.4);
      color: var(--primary-cyan);
      font-size: 0.7rem;
      font-weight: 700;
      padding: 0.15rem 0.55rem;
      border-radius: 4px;
      z-index: 2;
    }
    .badge-rating {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(10, 11, 14, 0.75);
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255, 159, 28, 0.5);
      color: var(--accent-gold);
      font-size: 0.72rem;
      font-weight: 800;
      padding: 0.15rem 0.55rem;
      border-radius: 4px;
      display: flex;
      align-items: center;
      gap: 0.2rem;
      z-index: 2;
    }
    .poster-info {
      padding: 0.95rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }
    .poster-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 0.35rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 板块 3: 16:9 横幅精选推荐 */
    .spotlight-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
    }
    .spotlight-card:hover {
      border-color: var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
    }
    .spotlight-thumb {
      aspect-ratio: 16 / 9;
      width: 100%;
      overflow: hidden;
      position: relative;
    }
    .spotlight-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .spotlight-card:hover .spotlight-thumb img {
      transform: scale(1.05);
    }
    .spotlight-content {
      padding: 1.5rem;
    }

    /* 板块 4: 解码调优建议卡片 */
    .tips-card {
      background: rgba(25, 28, 38, 0.6);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      padding: 1.75rem 1.5rem;
      height: 100%;
      transition: all 0.3s ease;
    }
    .tips-card:hover {
      background: rgba(25, 28, 38, 0.9);
      border-color: var(--primary-cyan);
    }
    .tips-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: rgba(0, 242, 254, 0.1);
      color: var(--primary-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 1.25rem;
    }

    /* 板块 5: FAQ 手风琴定制 */
    .accordion-category-wrap .accordion-item {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 10px !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }
    .accordion-category-wrap .accordion-button {
      background-color: var(--bg-surface);
      color: var(--text-white);
      font-weight: 600;
      padding: 1.15rem 1.35rem;
      box-shadow: none;
    }
    .accordion-category-wrap .accordion-button:not(.collapsed) {
      color: var(--primary-cyan);
      background-color: rgba(0, 242, 254, 0.04);
      border-bottom: 1px solid var(--border-subtle);
    }
    .accordion-category-wrap .accordion-button::after {
      filter: invert(1);
    }
    .accordion-category-wrap .accordion-body {
      color: var(--text-slate);
      font-size: 0.92rem;
      line-height: 1.75;
      padding: 1.25rem 1.35rem;
    }

    /* 板块 6: 绿色合规通栏 */
    .compliance-banner-wrap {
      background: linear-gradient(90deg, rgba(157, 78, 221, 0.12) 0%, rgba(0, 242, 254, 0.08) 100%);
      border: 1px solid rgba(0, 242, 254, 0.2);
      border-radius: 14px;
      padding: 2.25rem 2.5rem;
    }

    /* 板块 7: 反馈单行表单 */
    .feedback-box {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 14px;
      padding: 2rem 2.5rem;
    }
    .feedback-input {
      background: rgba(10, 11, 14, 0.8);
      border: 1px solid var(--border-subtle);
      color: var(--text-white);
      border-radius: 50rem;
      padding: 0.75rem 1.4rem;
      font-size: 0.95rem;
    }
    .feedback-input:focus {
      background: rgba(10, 11, 14, 0.95);
      border-color: var(--primary-cyan);
      box-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
      color: #fff;
    }

    /* 页脚组件系统 */
    .stream-footer {
      background-color: #07080b;
      border-top: 1px solid var(--border-subtle);
      padding: 4.5rem 0 2rem 0;
      color: var(--text-slate);
      font-size: 0.92rem;
    }
    .footer-title {
      color: var(--text-white);
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 0.65rem;
    }
    .footer-links a {
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--primary-cyan);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 1.75rem;
      margin-top: 3.5rem;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    @media (max-width: 991px) {
      .section-spacing {
        padding: 3.5rem 0;
      }
      .category-h1-title {
        font-size: 1.85rem;
      }
    }
    @media (max-width: 576px) {
      .section-spacing {
        padding: 2.75rem 0;
      }
      .filter-group-wrap {
        padding: 1rem;
      }
      .compliance-banner-wrap {
        padding: 1.5rem;
      }
      .feedback-box {
        padding: 1.5rem;
      }
    }

/* roulang page: category4 */
:root {
        --bg-darkest: #0a0b0e;
        --bg-dark: #12141c;
        --bg-surface: #191c26;
        --bg-card: rgba(25, 28, 38, 0.75);
        --primary-cyan: #00f2fe;
        --primary-purple: #9d4edd;
        --accent-gold: #ff9f1c;
        --accent-red: #ff3366;
        --text-white: #f8fafc;
        --text-slate: #94a3b8;
        --text-muted: #64748b;
        --border-subtle: rgba(255, 255, 255, 0.08);
        --border-glow: rgba(0, 242, 254, 0.3);
        --glow-cyan: 0 0 24px rgba(0, 242, 254, 0.35);
        --card-shadow: 0 14px 36px rgba(0, 0, 0, 0.65);
    }
    body {
        background-color: var(--bg-darkest);
        color: var(--text-slate);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        line-height: 1.68;
        overflow-x: hidden;
        margin: 0;
        padding: 0;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: all 0.25s ease-in-out;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .custom-navbar {
        background-color: rgba(10, 11, 14, 0.92);
        backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border-subtle);
        position: sticky;
        top: 0;
        z-index: 1020;
        padding: 0.85rem 0;
    }
    .brand-logo {
        font-size: 1.55rem;
        font-weight: 800;
        color: var(--text-white);
        letter-spacing: -0.5px;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    .brand-logo span {
        background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }
    .nav-link-custom {
        color: var(--text-slate);
        font-weight: 500;
        font-size: 0.95rem;
        padding: 0.5rem 0.95rem !important;
        position: relative;
    }
    .nav-link-custom:hover, .nav-link-custom.active {
        color: var(--text-white);
    }
    .nav-link-custom.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 15%;
        width: 70%;
        height: 2px;
        background: var(--primary-cyan);
        box-shadow: 0 0 8px var(--primary-cyan);
        border-radius: 2px;
    }
    .chip-badge-notice {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        background: rgba(0, 242, 254, 0.08);
        border: 1px solid rgba(0, 242, 254, 0.28);
        color: var(--primary-cyan);
        padding: 0.35rem 0.9rem;
        border-radius: 50rem;
        font-size: 0.82rem;
        font-weight: 600;
        transition: all 0.3s ease;
    }
    .chip-badge-notice:hover {
        background: rgba(0, 242, 254, 0.18);
        color: #fff;
        box-shadow: 0 0 12px rgba(0, 242, 254, 0.4);
    }
    .pulse-dot {
        width: 8px;
        height: 8px;
        background-color: var(--primary-cyan);
        border-radius: 50%;
        display: inline-block;
        box-shadow: 0 0 8px var(--primary-cyan);
        animation: pulse 1.8s infinite;
    }
    @keyframes pulse {
        0% { transform: scale(0.95); opacity: 0.7; }
        50% { transform: scale(1.25); opacity: 1; box-shadow: 0 0 12px var(--primary-cyan); }
        100% { transform: scale(0.95); opacity: 0.7; }
    }

    /* 内页面包屑导航 */
    .breadcrumb-nav-wrap {
        background-color: var(--bg-dark);
        border-bottom: 1px solid var(--border-subtle);
        padding: 0.85rem 0;
        font-size: 0.88rem;
    }
    .breadcrumb-item a {
        color: var(--text-muted);
    }
    .breadcrumb-item a:hover {
        color: var(--primary-cyan);
    }
    .breadcrumb-item.active {
        color: var(--text-slate);
    }
    .breadcrumb-item + .breadcrumb-item::before {
        color: var(--border-subtle);
        content: "›";
        font-size: 1.1rem;
        line-height: 1;
        vertical-align: -1px;
    }

    /* 板块 1: 分类专属 H1 导视与多维检索控制台 */
    .filter-console-section {
        padding: 2.8rem 0 2.2rem;
        background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darkest) 100%);
        border-bottom: 1px solid var(--border-subtle);
    }
    .category-page-title {
        font-size: 2.15rem;
        font-weight: 800;
        color: var(--text-white);
        letter-spacing: -0.5px;
        margin-bottom: 0.6rem;
    }
    .category-page-desc {
        color: var(--text-slate);
        font-size: 0.98rem;
        margin-bottom: 1.8rem;
    }
    .filter-group-panel {
        background: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: 14px;
        padding: 1.4rem 1.6rem;
    }
    .filter-row {
        display: flex;
        align-items: flex-start;
        padding: 0.55rem 0;
        border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
    }
    .filter-row:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .filter-label {
        font-weight: 700;
        font-size: 0.88rem;
        color: var(--text-white);
        min-width: 80px;
        padding-top: 0.25rem;
    }
    .filter-chips-list {
        display: flex;
        flex-wrap: wrap;
        gap: 0.45rem;
        margin: 0;
        padding: 0;
        list-style: none;
    }
    .filter-chip {
        font-size: 0.82rem;
        color: var(--text-slate);
        padding: 0.22rem 0.75rem;
        border-radius: 6px;
        transition: all 0.2s ease;
        cursor: pointer;
        display: inline-block;
        background: transparent;
    }
    .filter-chip:hover {
        color: var(--text-white);
        background: rgba(255, 255, 255, 0.06);
    }
    .filter-chip.active {
        color: var(--bg-darkest);
        background: var(--primary-cyan);
        font-weight: 700;
        box-shadow: 0 2px 8px rgba(0, 242, 254, 0.4);
    }

    /* 板块通用卡片与海报网格 */
    .section-spacing {
        padding: 4.5rem 0;
        position: relative;
    }
    .section-badge-pill {
        display: inline-block;
        font-size: 0.78rem;
        font-weight: 700;
        letter-spacing: 1px;
        color: var(--primary-cyan);
        background: rgba(0, 242, 254, 0.08);
        border: 1px solid rgba(0, 242, 254, 0.22);
        padding: 0.28rem 0.85rem;
        border-radius: 50rem;
        margin-bottom: 0.75rem;
    }
    .section-title {
        font-size: 1.85rem;
        font-weight: 800;
        color: var(--text-white);
        letter-spacing: -0.5px;
        margin-bottom: 0.65rem;
    }
    .section-desc {
        color: var(--text-slate);
        font-size: 0.95rem;
        max-width: 680px;
    }

    /* 2:3 比例海报卡片 */
    .poster-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: 12px;
        overflow: hidden;
        transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
        display: flex;
        flex-direction: column;
        height: 100%;
        box-shadow: var(--card-shadow);
        position: relative;
    }
    .poster-card:hover {
        transform: translateY(-5px);
        border-color: var(--border-glow);
        box-shadow: 0 16px 36px rgba(0, 242, 254, 0.2);
    }
    .poster-thumb-box {
        position: relative;
        width: 100%;
        padding-top: 142%; /* 2:3 宽高比 */
        overflow: hidden;
        background-color: #050608;
    }
    .poster-thumb-box img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.45s ease;
    }
    .poster-card:hover .poster-thumb-box img {
        transform: scale(1.06);
    }
    .poster-badge-quality {
        position: absolute;
        top: 10px;
        left: 10px;
        background: rgba(10, 11, 14, 0.8);
        backdrop-filter: blur(8px);
        color: var(--primary-cyan);
        border: 1px solid rgba(0, 242, 254, 0.35);
        font-size: 0.72rem;
        font-weight: 700;
        padding: 0.15rem 0.55rem;
        border-radius: 4px;
        z-index: 2;
    }
    .poster-badge-score {
        position: absolute;
        top: 10px;
        right: 10px;
        background: rgba(255, 159, 28, 0.9);
        color: #12141c;
        font-size: 0.75rem;
        font-weight: 800;
        padding: 0.15rem 0.5rem;
        border-radius: 4px;
        display: flex;
        align-items: center;
        gap: 0.2rem;
        z-index: 2;
    }
    .poster-play-overlay {
        position: absolute;
        inset: 0;
        background: rgba(10, 11, 14, 0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        transition: opacity 0.3s ease;
        z-index: 3;
    }
    .poster-card:hover .poster-play-overlay {
        opacity: 1;
    }
    .poster-play-btn {
        width: 46px;
        height: 46px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.25rem;
        box-shadow: 0 0 16px var(--primary-cyan);
        transform: scale(0.85);
        transition: transform 0.25s ease;
    }
    .poster-card:hover .poster-play-btn {
        transform: scale(1);
    }
    .poster-body {
        padding: 1rem;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    .poster-title {
        color: var(--text-white);
        font-weight: 700;
        font-size: 0.98rem;
        margin-bottom: 0.35rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .poster-meta {
        font-size: 0.8rem;
        color: var(--text-muted);
        display: flex;
        justify-content: space-between;
        margin-top: auto;
    }

    /* 单一加载按钮 */
    .btn-stream-loadmore {
        background: rgba(255, 255, 255, 0.05);
        color: var(--text-white);
        border: 1px solid var(--border-subtle);
        padding: 0.75rem 2.5rem;
        border-radius: 50rem;
        font-weight: 600;
        font-size: 0.92rem;
        transition: all 0.3s ease;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    .btn-stream-loadmore:hover {
        background: rgba(0, 242, 254, 0.12);
        border-color: var(--primary-cyan);
        color: #fff;
        box-shadow: 0 0 16px rgba(0, 242, 254, 0.25);
    }

    /* 板块 3: 16:9 横幅推荐位 (Curated Spotlight) */
    .spotlight-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: 14px;
        overflow: hidden;
        box-shadow: var(--card-shadow);
        transition: all 0.3s ease;
        height: 100%;
    }
    .spotlight-card:hover {
        border-color: var(--border-glow);
        transform: translateY(-3px);
    }
    .spotlight-thumb-wrap {
        position: relative;
        width: 100%;
        padding-top: 56.25%; /* 16:9 */
        overflow: hidden;
    }
    .spotlight-thumb-wrap img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .spotlight-content {
        padding: 1.5rem;
    }
    .spotlight-tags {
        display: flex;
        gap: 0.4rem;
        margin-bottom: 0.65rem;
    }
    .spotlight-tag {
        font-size: 0.72rem;
        font-weight: 700;
        padding: 0.15rem 0.55rem;
        border-radius: 4px;
        background: rgba(157, 78, 221, 0.18);
        border: 1px solid rgba(157, 78, 221, 0.35);
        color: #c77dff;
    }
    .spotlight-title {
        font-size: 1.22rem;
        font-weight: 800;
        color: var(--text-white);
        margin-bottom: 0.6rem;
    }
    .spotlight-desc {
        color: var(--text-slate);
        font-size: 0.88rem;
        line-height: 1.65;
        margin-bottom: 1.1rem;
    }

    /* 板块 4: 解码调优建议卡片 */
    .tips-card {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: 14px;
        padding: 1.8rem;
        height: 100%;
        transition: all 0.3s ease;
    }
    .tips-card:hover {
        border-color: var(--border-glow);
        transform: translateY(-3px);
    }
    .tips-icon-wrap {
        width: 52px;
        height: 52px;
        border-radius: 12px;
        background: rgba(0, 242, 254, 0.1);
        border: 1px solid rgba(0, 242, 254, 0.25);
        color: var(--primary-cyan);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.45rem;
        margin-bottom: 1.25rem;
    }
    .tips-title {
        color: var(--text-white);
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: 0.65rem;
    }
    .tips-text {
        font-size: 0.88rem;
        color: var(--text-slate);
        line-height: 1.68;
        margin: 0;
    }

    /* 板块 5: 折叠手风琴 FAQ */
    .custom-accordion .accordion-item {
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: 12px !important;
        margin-bottom: 1rem;
        overflow: hidden;
    }
    .custom-accordion .accordion-button {
        background: var(--bg-surface);
        color: var(--text-white);
        font-weight: 700;
        font-size: 1rem;
        box-shadow: none !important;
        padding: 1.15rem 1.4rem;
    }
    .custom-accordion .accordion-button:not(.collapsed) {
        background: rgba(0, 242, 254, 0.08);
        color: var(--primary-cyan);
        border-bottom: 1px solid var(--border-subtle);
    }
    .custom-accordion .accordion-button::after {
        filter: invert(1) brightness(0.8);
    }
    .custom-accordion .accordion-body {
        padding: 1.25rem 1.4rem;
        color: var(--text-slate);
        font-size: 0.92rem;
        line-height: 1.7;
    }

    /* 板块 6: 绿色合规通栏 */
    .compliance-strip {
        background: linear-gradient(90deg, rgba(18, 20, 28, 0.95) 0%, rgba(25, 28, 38, 0.95) 100%);
        border: 1px solid var(--border-subtle);
        border-left: 4px solid var(--primary-cyan);
        border-radius: 14px;
        padding: 1.6rem 2rem;
    }
    .compliance-icon {
        font-size: 2.2rem;
        color: var(--primary-cyan);
    }

    /* 板块 7: 影迷建议与片源征集单行表单 */
    .interaction-box {
        background: radial-gradient(circle at 50% 0%, rgba(157, 78, 221, 0.15) 0%, rgba(18, 20, 28, 0.9) 70%);
        border: 1px solid var(--border-subtle);
        border-radius: 16px;
        padding: 2.5rem;
    }
    .form-control-stream {
        background-color: rgba(10, 11, 14, 0.7);
        border: 1px solid var(--border-subtle);
        color: var(--text-white);
        border-radius: 50rem;
        padding: 0.75rem 1.4rem;
        font-size: 0.92rem;
    }
    .form-control-stream:focus {
        background-color: rgba(10, 11, 14, 0.95);
        border-color: var(--primary-cyan);
        color: #fff;
        box-shadow: 0 0 12px rgba(0, 242, 254, 0.3);
    }
    .form-control-stream::placeholder {
        color: var(--text-muted);
    }
    .btn-stream-submit {
        background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
        color: #ffffff;
        font-weight: 700;
        padding: 0.75rem 2rem;
        border-radius: 50rem;
        border: none;
        box-shadow: 0 4px 16px rgba(0, 242, 254, 0.3);
        transition: all 0.3s ease;
        white-space: nowrap;
    }
    .btn-stream-submit:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(157, 78, 221, 0.45);
        color: #fff;
    }

    /* 综合矩阵底栏 */
    .stream-footer {
        background-color: var(--bg-darkest);
        border-top: 1px solid var(--border-subtle);
        padding: 4.5rem 0 2rem;
        font-size: 0.9rem;
    }
    .footer-title {
        color: var(--text-white);
        font-weight: 700;
        font-size: 1rem;
        margin-bottom: 1.25rem;
        letter-spacing: 0.5px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 0.65rem;
    }
    .footer-links a {
        color: var(--text-muted);
    }
    .footer-links a:hover {
        color: var(--primary-cyan);
        padding-left: 4px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        padding-top: 1.75rem;
        margin-top: 3rem;
        font-size: 0.82rem;
        color: var(--text-muted);
    }

    @media (max-width: 991.98px) {
        .category-page-title {
            font-size: 1.85rem;
        }
        .filter-row {
            flex-direction: column;
            gap: 0.4rem;
        }
        .filter-label {
            min-width: unset;
        }
        .interaction-box {
            padding: 1.75rem 1.25rem;
        }
    }

/* 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}