/* roulang page: index */
:root {
      --primary-gradient: linear-gradient(135deg, #E11D48 0%, #FB7185 100%);
      --primary-color: #E11D48;
      --primary-light: #FFF1F2;
      --accent-color: #F59E0B;
      --accent-hover: #D97706;
      --dark-nav-bg: #0F172A;
      --body-bg: #F8FAFC;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --card-radius: 1.5rem;
      --pill-radius: 9999px;
      --shadow-soft: 0 10px 30px -5px rgba(225, 29, 72, 0.05), 0 20px 25px -5px rgba(15, 23, 42, 0.04);
      --shadow-hover: 0 20px 35px -5px rgba(225, 29, 72, 0.12), 0 10px 10px -5px rgba(15, 23, 42, 0.03);
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    body {
      background-color: var(--body-bg);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }

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

    /* 顶部深色商业导航 */
    .site-header {
      background-color: var(--dark-nav-bg);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      position: sticky;
      top: 0;
      z-index: 1030;
      backdrop-filter: blur(10px);
    }
    .navbar-brand-logo {
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #FFFFFF !important;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
    }
    .brand-icon-wrap {
      width: 38px;
      height: 38px;
      background: var(--primary-gradient);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
    }
    .nav-link {
      color: #E2E8F0 !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 0.5rem 1rem !important;
      transition: var(--transition);
      border-radius: 0.5rem;
    }
    .nav-link:hover, .nav-link.active {
      color: #FFFFFF !important;
      background-color: rgba(255, 255, 255, 0.07);
    }
    .btn-header-cta {
      background-color: var(--accent-color);
      color: #0F172A !important;
      font-weight: 700;
      border-radius: var(--pill-radius);
      padding: 0.55rem 1.4rem;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
      border: none;
      transition: var(--transition);
    }
    .btn-header-cta:hover {
      background-color: var(--accent-hover);
      color: #ffffff !important;
      transform: translateY(-2px);
    }

    /* 徽章与标签体系 */
    .badge-capsule {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      padding: 0.35rem 0.95rem;
      border-radius: var(--pill-radius);
      font-size: 0.84rem;
      font-weight: 600;
      background: #FFFFFF;
      border: 1px solid rgba(225, 29, 72, 0.2);
      color: var(--primary-color);
      box-shadow: 0 2px 8px rgba(225, 29, 72, 0.06);
    }
    .status-ping {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      display: inline-block;
      position: relative;
    }
    .status-ping::after {
      content: '';
      position: absolute;
      width: 100%;
      height: 100%;
      top: 0;
      left: 0;
      background-color: #10B981;
      border-radius: 50%;
      animation: pulsePing 2s infinite ease-out;
    }
    @keyframes pulsePing {
      0% { transform: scale(1); opacity: 0.8; }
      100% { transform: scale(2.6); opacity: 0; }
    }

    /* 按钮规范 */
    .btn-primary-gradient {
      background: var(--primary-gradient);
      color: #ffffff !important;
      font-weight: 600;
      border: none;
      border-radius: var(--pill-radius);
      padding: 0.8rem 2rem;
      box-shadow: 0 8px 20px -3px rgba(225, 29, 72, 0.38);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-primary-gradient:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 25px -4px rgba(225, 29, 72, 0.48);
      color: #ffffff;
    }
    .btn-outline-custom {
      border: 1.5px solid var(--border-color);
      background-color: #FFFFFF;
      color: var(--text-main);
      font-weight: 600;
      border-radius: var(--pill-radius);
      padding: 0.8rem 1.8rem;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-outline-custom:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background-color: var(--primary-light);
    }

    /* 圆角大卡 */
    .custom-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      box-shadow: var(--shadow-soft);
      transition: var(--transition);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .custom-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(225, 29, 72, 0.3);
    }

    /* 板块通用头部 */
    .section-head {
      margin-bottom: 2.8rem;
    }
    .section-head .section-tag {
      font-size: 0.88rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-color);
      margin-bottom: 0.5rem;
      display: block;
    }
    .section-head h2 {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .section-head p {
      color: var(--text-muted);
      font-size: 1.05rem;
      max-width: 680px;
      margin: 0 auto;
    }

    /* Hero：创作者主页头图/社群主舞台风格 */
    .hero-container {
      position: relative;
      background: url('/assets/images/6650f0968c75719c.jpg') center center / cover no-repeat;
      padding: 5.5rem 0 4.5rem;
      color: #FFFFFF;
      border-radius: 0 0 2.5rem 2.5rem;
      overflow: hidden;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.72) 60%, rgba(225, 29, 72, 0.55) 100%);
      backdrop-filter: blur(2px);
    }
    .hero-content {
      position: relative;
      z-index: 2;
    }
    .hero-avatar-badge {
      width: 90px;
      height: 90px;
      border-radius: 50%;
      border: 4px solid #FFFFFF;
      box-shadow: 0 10px 25px rgba(0,0,0,0.3);
      object-fit: cover;
    }

    /* KPI 看板条 */
    .metric-counter-card {
      background: #FFFFFF;
      border-radius: 1.25rem;
      padding: 1.8rem 1.4rem;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-soft);
      text-align: center;
      transition: var(--transition);
    }
    .metric-counter-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary-color);
    }
    .metric-num {
      font-size: 2.2rem;
      font-weight: 800;
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1.2;
      margin-bottom: 0.3rem;
    }

    /* 场景 Tab 切换卡 */
    .scenario-nav .nav-link {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      color: var(--text-main) !important;
      border-radius: var(--pill-radius);
      padding: 0.65rem 1.4rem !important;
      font-weight: 600;
      margin: 0 0.35rem 0.5rem;
    }
    .scenario-nav .nav-link.active {
      background: var(--primary-gradient) !important;
      color: #FFFFFF !important;
      border-color: transparent;
      box-shadow: 0 4px 14px rgba(225, 29, 72, 0.25);
    }

    /* 阶梯价格/VIP卡片 */
    .price-card.featured {
      border: 2px solid var(--primary-color);
      position: relative;
      background: #FFFFFF;
    }
    .price-badge-top {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary-gradient);
      color: #FFFFFF;
      padding: 0.25rem 1.1rem;
      font-size: 0.8rem;
      font-weight: 700;
      border-radius: var(--pill-radius);
      box-shadow: 0 4px 10px rgba(225, 29, 72, 0.3);
    }

    /* 问答 Accordion 重构 */
    .accordion-item {
      border: 1px solid var(--border-color);
      border-radius: 1.25rem !important;
      margin-bottom: 1rem;
      overflow: hidden;
      background: #FFFFFF;
      box-shadow: var(--shadow-soft);
    }
    .accordion-button {
      font-weight: 700;
      color: var(--text-main);
      padding: 1.25rem 1.5rem;
      background: #FFFFFF;
    }
    .accordion-button:not(.collapsed) {
      color: var(--primary-color);
      background-color: var(--primary-light);
      box-shadow: none;
    }
    .accordion-body {
      color: var(--text-muted);
      line-height: 1.8;
      padding: 1.25rem 1.5rem 1.5rem;
    }

    /* 页脚 */
    .site-footer {
      background-color: var(--dark-nav-bg);
      color: #94A3B8;
      padding: 4.5rem 0 2rem;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-heading {
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 1.4rem;
    }
    .footer-links li {
      margin-bottom: 0.65rem;
    }
    .footer-links a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }

    /* 响应式调整 */
    @media (max-width: 991px) {
      .hero-container {
        padding: 4rem 0 3.5rem;
      }
      .section-head h2 {
        font-size: 1.8rem;
      }
    }
    @media (max-width: 575px) {
      .hero-avatar-badge {
        width: 72px;
        height: 72px;
      }
      .metric-num {
        font-size: 1.8rem;
      }
    }

/* roulang page: category1 */
:root {
      --primary-gradient: linear-gradient(135deg, #E11D48 0%, #FB7185 100%);
      --primary-color: #E11D48;
      --primary-light: #FFF1F2;
      --accent-color: #F59E0B;
      --accent-hover: #D97706;
      --dark-nav-bg: #0F172A;
      --body-bg: #F8FAFC;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --card-radius: 1.5rem;
      --pill-radius: 9999px;
      --shadow-soft: 0 10px 30px -5px rgba(225, 29, 72, 0.05), 0 20px 25px -5px rgba(15, 23, 42, 0.04);
      --shadow-hover: 0 20px 35px -5px rgba(225, 29, 72, 0.12), 0 10px 10px -5px rgba(15, 23, 42, 0.03);
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    body {
      background-color: var(--body-bg);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }
    /* 顶部深色商业导航 */
    .site-header {
      background-color: var(--dark-nav-bg);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      position: sticky;
      top: 0;
      z-index: 1030;
      backdrop-filter: blur(10px);
    }
    .navbar-brand-logo {
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #FFFFFF !important;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
    }
    .brand-icon-wrap {
      width: 38px;
      height: 38px;
      background: var(--primary-gradient);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
    }
    .nav-link {
      color: #E2E8F0 !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 0.5rem 1rem !important;
      transition: var(--transition);
      border-radius: 0.5rem;
    }
    .nav-link:hover, .nav-link.active {
      color: #FFFFFF !important;
      background-color: rgba(255, 255, 255, 0.07);
    }
    .btn-header-cta {
      background-color: var(--accent-color);
      color: #0F172A !important;
      font-weight: 700;
      border-radius: var(--pill-radius);
      padding: 0.55rem 1.4rem;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
      border: none;
      transition: var(--transition);
    }
    .btn-header-cta:hover {
      background-color: var(--accent-hover);
      color: #ffffff !important;
      transform: translateY(-2px);
    }
    /* 徽章与标签体系 */
    .badge-capsule {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      padding: 0.35rem 0.95rem;
      border-radius: var(--pill-radius);
      font-size: 0.84rem;
      font-weight: 600;
      background: #FFFFFF;
      border: 1px solid rgba(225, 29, 72, 0.2);
      color: var(--primary-color);
      box-shadow: 0 2px 8px rgba(225, 29, 72, 0.06);
    }
    .badge-live-dot {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    }
    /* 按钮规范 */
    .btn-primary-gradient {
      background: var(--primary-gradient);
      color: #ffffff !important;
      font-weight: 600;
      border: none;
      border-radius: var(--pill-radius);
      padding: 0.75rem 1.8rem;
      box-shadow: 0 8px 20px -3px rgba(225, 29, 72, 0.38);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-primary-gradient:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 25px -4px rgba(225, 29, 72, 0.48);
      color: #ffffff;
    }
    .btn-outline-custom {
      border: 1.5px solid var(--border-color);
      background-color: #FFFFFF;
      color: var(--text-main);
      font-weight: 600;
      border-radius: var(--pill-radius);
      padding: 0.75rem 1.6rem;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-outline-custom:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background-color: var(--primary-light);
    }
    /* 圆角大卡 */
    .custom-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      box-shadow: var(--shadow-soft);
      transition: var(--transition);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .custom-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(225, 29, 72, 0.3);
    }
    /* 分类首屏与筛选器导引 */
    .category-header-wrap {
      background: linear-gradient(180deg, #FFF1F2 0%, #F8FAFC 100%);
      padding: 3.5rem 0 2.5rem;
      border-bottom: 1px solid var(--border-color);
    }
    .filter-btn-group .btn-filter {
      border: 1px solid var(--border-color);
      background: #FFFFFF;
      color: var(--text-muted);
      border-radius: var(--pill-radius);
      padding: 0.45rem 1.25rem;
      font-size: 0.9rem;
      font-weight: 600;
      transition: var(--transition);
    }
    .filter-btn-group .btn-filter:hover,
    .filter-btn-group .btn-filter.active {
      background: var(--primary-color);
      color: #FFFFFF;
      border-color: var(--primary-color);
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.25);
    }
    /* 广场卡片组件 */
    .feed-card-img-wrap {
      position: relative;
      aspect-ratio: 16/10;
      overflow: hidden;
      background-color: #E2E8F0;
    }
    .feed-card-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .custom-card:hover .feed-card-img-wrap img {
      transform: scale(1.04);
    }
    .feed-floating-tag {
      position: absolute;
      top: 1rem;
      right: 1rem;
      background: rgba(15, 23, 42, 0.75);
      backdrop-filter: blur(4px);
      color: #FFFFFF;
      font-size: 0.75rem;
      padding: 0.25rem 0.7rem;
      border-radius: var(--pill-radius);
      font-weight: 600;
    }
    .feed-floating-distance {
      position: absolute;
      bottom: 0.75rem;
      left: 1rem;
      background: rgba(225, 29, 72, 0.9);
      color: #FFFFFF;
      font-size: 0.75rem;
      padding: 0.2rem 0.6rem;
      border-radius: var(--pill-radius);
      font-weight: 600;
    }
    /* 置顶讨论卡片 */
    .pinned-banner-card {
      background: #FFFFFF;
      border-left: 6px solid var(--primary-color);
      border-radius: 1.25rem;
      padding: 1.75rem;
      box-shadow: var(--shadow-soft);
      border-top: 1px solid var(--border-color);
      border-right: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    /* 圈主推荐卡片 */
    .host-avatar {
      width: 64px;
      height: 64px;
      border-radius: 50%;
      object-fit: cover;
      border: 3px solid #FFF1F2;
      box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    }
    /* 折叠面板美化 */
    .accordion-item {
      border: 1px solid var(--border-color);
      border-radius: 1rem !important;
      overflow: hidden;
      margin-bottom: 1rem;
      box-shadow: var(--shadow-soft);
    }
    .accordion-button {
      font-weight: 700;
      color: var(--text-main);
      background-color: #FFFFFF;
      padding: 1.2rem 1.5rem;
    }
    .accordion-button:not(.collapsed) {
      color: var(--primary-color);
      background-color: var(--primary-light);
      box-shadow: none;
    }
    .accordion-button:focus {
      box-shadow: none;
    }
    /* 页脚 */
    .footer-custom {
      background-color: var(--dark-nav-bg);
      color: #94A3B8;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-logo {
      color: #FFFFFF;
      font-size: 1.4rem;
      font-weight: 800;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .footer-title {
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 1.2rem;
    }
    .footer-links li {
      margin-bottom: 0.6rem;
    }
    .footer-links a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 1.5rem 0;
      font-size: 0.88rem;
    }

/* roulang page: category2 */
:root {
            --primary-gradient: linear-gradient(135deg, #E11D48 0%, #FB7185 100%);
            --primary-color: #E11D48;
            --primary-light: #FFF1F2;
            --accent-color: #F59E0B;
            --accent-hover: #D97706;
            --dark-nav-bg: #0F172A;
            --body-bg: #F8FAFC;
            --text-main: #1E293B;
            --text-muted: #64748B;
            --border-color: #E2E8F0;
            --card-radius: 1.5rem;
            --pill-radius: 9999px;
            --shadow-soft: 0 10px 30px -5px rgba(225, 29, 72, 0.05), 0 20px 25px -5px rgba(15, 23, 42, 0.04);
            --shadow-hover: 0 20px 35px -5px rgba(225, 29, 72, 0.12), 0 10px 10px -5px rgba(15, 23, 42, 0.03);
            --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }
        body {
            background-color: var(--body-bg);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        /* 顶部深色商业导航 */
        .site-header {
            background-color: var(--dark-nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 1030;
            backdrop-filter: blur(10px);
        }
        .navbar-brand-logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #FFFFFF !important;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .brand-icon-wrap {
            width: 38px;
            height: 38px;
            background: var(--primary-gradient);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
        }
        .nav-link {
            color: #E2E8F0 !important;
            font-weight: 500;
            font-size: 0.96rem;
            padding: 0.5rem 1rem !important;
            transition: var(--transition);
            border-radius: 0.5rem;
        }
        .nav-link:hover, .nav-link.active {
            color: #FFFFFF !important;
            background-color: rgba(255, 255, 255, 0.07);
        }
        .btn-header-cta {
            background-color: var(--accent-color);
            color: #0F172A !important;
            font-weight: 700;
            border-radius: var(--pill-radius);
            padding: 0.55rem 1.4rem;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
            border: none;
            transition: var(--transition);
        }
        .btn-header-cta:hover {
            background-color: var(--accent-hover);
            color: #ffffff !important;
            transform: translateY(-2px);
        }

        /* 徽章与标签体系 */
        .badge-capsule {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.35rem 0.95rem;
            border-radius: var(--pill-radius);
            font-size: 0.84rem;
            font-weight: 600;
            background: #FFFFFF;
            border: 1px solid rgba(225, 29, 72, 0.2);
            color: var(--primary-color);
            box-shadow: 0 2px 8px rgba(225, 29, 72, 0.06);
        }
        .pulse-dot {
            width: 8px;
            height: 8px;
            background-color: #10B981;
            border-radius: 50%;
            display: inline-block;
            box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
            animation: pulse-ring 1.8s infinite;
        }
        @keyframes pulse-ring {
            0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
            70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
            100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
        }

        /* 按钮与卡片体系 */
        .btn-primary-gradient {
            background: var(--primary-gradient);
            color: #ffffff !important;
            font-weight: 600;
            border: none;
            border-radius: var(--pill-radius);
            padding: 0.8rem 2rem;
            box-shadow: 0 8px 20px -3px rgba(225, 29, 72, 0.38);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary-gradient:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 25px -4px rgba(225, 29, 72, 0.48);
            color: #ffffff;
        }
        .btn-outline-custom {
            border: 1.5px solid var(--border-color);
            background-color: #FFFFFF;
            color: var(--text-main);
            font-weight: 600;
            border-radius: var(--pill-radius);
            padding: 0.8rem 1.8rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-outline-custom:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            background-color: var(--primary-light);
        }
        .custom-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--card-radius);
            box-shadow: var(--shadow-soft);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .custom-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(225, 29, 72, 0.3);
        }

        /* 分类主视觉区（促销主视觉+爆炸贴+强对比按钮） */
        .category-hero-promo {
            background: linear-gradient(135deg, #1E1B4B 0%, #0F172A 60%, #881337 100%);
            border-radius: 0 0 2rem 2rem;
            padding: 4.5rem 0 3.5rem;
            position: relative;
            color: #FFFFFF;
            overflow: hidden;
        }
        .promo-badge-burst {
            position: absolute;
            top: -15px;
            right: 20px;
            background: #EF4444;
            color: #FFF;
            padding: 0.6rem 1.2rem;
            font-weight: 800;
            font-size: 0.88rem;
            border-radius: 12px;
            transform: rotate(6deg);
            box-shadow: 0 8px 16px rgba(239, 68, 68, 0.4);
            letter-spacing: 0.5px;
            border: 2px dashed #FFF;
            z-index: 5;
        }
        .filter-pill {
            background: #FFFFFF;
            color: var(--text-main);
            border: 1px solid var(--border-color);
            padding: 0.5rem 1.2rem;
            border-radius: var(--pill-radius);
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-block;
            transition: var(--transition);
        }
        .filter-pill:hover, .filter-pill.active {
            background: var(--primary-color);
            color: #FFFFFF;
            border-color: var(--primary-color);
            box-shadow: 0 4px 12px rgba(225, 29, 72, 0.25);
        }

        /* 摄影卡片专属样式 */
        .photo-feed-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            border-top-left-radius: calc(var(--card-radius) - 1px);
            border-top-right-radius: calc(var(--card-radius) - 1px);
        }
        .avatar-sm {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid #FFF;
            box-shadow: 0 2px 6px rgba(0,0,0,0.15);
        }
        .organizer-card {
            background: #FFFFFF;
            border-radius: 1.25rem;
            padding: 1.5rem;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-soft);
            transition: var(--transition);
        }
        .organizer-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary-color);
            box-shadow: var(--shadow-hover);
        }

        /* 页脚统一规范 */
        .footer-custom {
            background-color: var(--dark-nav-bg);
            color: #94A3B8;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.92rem;
        }
        .footer-custom a {
            color: #CBD5E1;
        }
        .footer-custom a:hover {
            color: #FFFFFF;
            padding-left: 3px;
        }
        .footer-title {
            color: #FFFFFF;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
        }
        .footer-links li {
            margin-bottom: 0.65rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 1.5rem 0;
            margin-top: 3rem;
            font-size: 0.85rem;
        }

/* roulang page: category3 */
:root {
        --primary-gradient: linear-gradient(135deg, #E11D48 0%, #FB7185 100%);
        --primary-color: #E11D48;
        --primary-light: #FFF1F2;
        --accent-color: #F59E0B;
        --accent-hover: #D97706;
        --dark-nav-bg: #0F172A;
        --body-bg: #F8FAFC;
        --text-main: #1E293B;
        --text-muted: #64748B;
        --border-color: #E2E8F0;
        --card-radius: 1.5rem;
        --pill-radius: 9999px;
        --shadow-soft: 0 10px 30px -5px rgba(225, 29, 72, 0.05), 0 20px 25px -5px rgba(15, 23, 42, 0.04);
        --shadow-hover: 0 20px 35px -5px rgba(225, 29, 72, 0.12), 0 10px 10px -5px rgba(15, 23, 42, 0.03);
        --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    body {
        background-color: var(--body-bg);
        color: var(--text-main);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        line-height: 1.7;
        overflow-x: hidden;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: var(--transition);
    }
    .site-header {
        background-color: var(--dark-nav-bg);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        position: sticky;
        top: 0;
        z-index: 1030;
        backdrop-filter: blur(10px);
    }
    .navbar-brand-logo {
        font-size: 1.45rem;
        font-weight: 800;
        letter-spacing: -0.5px;
        color: #FFFFFF !important;
        display: inline-flex;
        align-items: center;
        gap: 0.6rem;
    }
    .brand-icon-wrap {
        width: 38px;
        height: 38px;
        background: var(--primary-gradient);
        border-radius: 10px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.1rem;
        box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
    }
    .nav-link {
        color: #E2E8F0 !important;
        font-weight: 500;
        font-size: 0.96rem;
        padding: 0.5rem 1rem !important;
        transition: var(--transition);
        border-radius: 0.5rem;
    }
    .nav-link:hover, .nav-link.active {
        color: #FFFFFF !important;
        background-color: rgba(255, 255, 255, 0.07);
    }
    .btn-header-cta {
        background-color: var(--accent-color);
        color: #0F172A !important;
        font-weight: 700;
        border-radius: var(--pill-radius);
        padding: 0.55rem 1.4rem;
        box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
        border: none;
        transition: var(--transition);
    }
    .btn-header-cta:hover {
        background-color: var(--accent-hover);
        color: #ffffff !important;
        transform: translateY(-2px);
    }
    .badge-capsule {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        padding: 0.35rem 0.95rem;
        border-radius: var(--pill-radius);
        font-size: 0.84rem;
        font-weight: 600;
        background: #FFFFFF;
        border: 1px solid rgba(225, 29, 72, 0.2);
        color: var(--primary-color);
        box-shadow: 0 2px 8px rgba(225, 29, 72, 0.06);
    }
    .btn-primary-gradient {
        background: var(--primary-gradient);
        color: #ffffff !important;
        font-weight: 600;
        border: none;
        border-radius: var(--pill-radius);
        padding: 0.8rem 2rem;
        box-shadow: 0 8px 20px -3px rgba(225, 29, 72, 0.38);
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    .btn-primary-gradient:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 25px -4px rgba(225, 29, 72, 0.48);
        color: #ffffff;
    }
    .btn-outline-custom {
        border: 1.5px solid var(--border-color);
        background-color: #FFFFFF;
        color: var(--text-main);
        font-weight: 600;
        border-radius: var(--pill-radius);
        padding: 0.8rem 1.8rem;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    .btn-outline-custom:hover {
        border-color: var(--primary-color);
        color: var(--primary-color);
        background-color: var(--primary-light);
    }
    .custom-card {
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: var(--card-radius);
        box-shadow: var(--shadow-soft);
        transition: var(--transition);
        overflow: hidden;
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    .custom-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
        border-color: rgba(225, 29, 72, 0.3);
    }
    .section-head {
        margin-bottom: 2.8rem;
    }
    .section-head .section-tag {
        font-size: 0.88rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 1px;
        color: var(--primary-color);
        margin-bottom: 0.5rem;
        display: block;
    }
    .section-head h2 {
        font-size: 2.2rem;
        font-weight: 800;
        color: var(--text-main);
        letter-spacing: -0.5px;
    }
    .section-head p {
        color: var(--text-muted);
        font-size: 1.05rem;
        max-width: 680px;
        margin: 0 auto;
    }
    
    /* 分类专属样式系统 */
    .category-banner {
        background: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
        padding: 4.5rem 0 3.5rem;
        color: #FFFFFF;
        position: relative;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .category-main-title {
        font-size: 2.6rem;
        font-weight: 800;
        letter-spacing: -0.5px;
        margin-bottom: 1rem;
        background: linear-gradient(135deg, #FFFFFF 30%, #FB7185 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }
    .filter-pills-bar {
        background: #FFFFFF;
        border-radius: var(--pill-radius);
        padding: 0.5rem 0.8rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        border: 1px solid var(--border-color);
        display: inline-flex;
        flex-wrap: wrap;
        gap: 0.4rem;
    }
    .filter-pill {
        border-radius: var(--pill-radius);
        padding: 0.45rem 1.25rem;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--text-muted);
        background: transparent;
        border: none;
        transition: var(--transition);
        cursor: pointer;
    }
    .filter-pill.active, .filter-pill:hover {
        background: var(--primary-gradient);
        color: #FFFFFF;
    }
    .card-thumb-wrap {
        position: relative;
        width: 100%;
        height: 210px;
        overflow: hidden;
        border-top-left-radius: var(--card-radius);
        border-top-right-radius: var(--card-radius);
    }
    .card-thumb-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .custom-card:hover .card-thumb-wrap img {
        transform: scale(1.05);
    }
    .card-floating-badge {
        position: absolute;
        top: 1rem;
        left: 1rem;
        background: rgba(15, 23, 42, 0.8);
        backdrop-filter: blur(4px);
        color: #FFFFFF;
        font-size: 0.78rem;
        padding: 0.3rem 0.75rem;
        border-radius: var(--pill-radius);
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .pulse-dot {
        width: 8px;
        height: 8px;
        background-color: #10B981;
        border-radius: 50%;
        display: inline-block;
        box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
    }
    .pinned-topic-box {
        background: #FFFFFF;
        border: 1px solid rgba(225, 29, 72, 0.25);
        border-radius: var(--card-radius);
        padding: 2.2rem;
        box-shadow: var(--shadow-soft);
        position: relative;
        overflow: hidden;
    }
    .pinned-topic-box::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 6px;
        height: 100%;
        background: var(--primary-gradient);
    }
    .organizer-avatar-wrap {
        width: 72px;
        height: 72px;
        border-radius: 50%;
        overflow: hidden;
        margin: 0 auto 1rem;
        border: 3px solid #FFFFFF;
        box-shadow: 0 6px 16px rgba(0,0,0,0.08);
    }
    .organizer-avatar-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .organizer-card {
        text-align: center;
        padding: 1.8rem 1.2rem;
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: 1.25rem;
        transition: var(--transition);
    }
    .organizer-card:hover {
        transform: translateY(-5px);
        border-color: var(--primary-color);
        box-shadow: var(--shadow-hover);
    }
    .accordion-custom .accordion-item {
        border: 1px solid var(--border-color);
        border-radius: 1rem !important;
        margin-bottom: 1rem;
        overflow: hidden;
        box-shadow: var(--shadow-soft);
    }
    .accordion-custom .accordion-button {
        font-weight: 700;
        color: var(--text-main);
        background: #FFFFFF;
        padding: 1.2rem 1.5rem;
    }
    .accordion-custom .accordion-button:not(.collapsed) {
        color: var(--primary-color);
        background: var(--primary-light);
        box-shadow: none;
    }
    .accordion-custom .accordion-body {
        background: #FFFFFF;
        color: var(--text-muted);
        line-height: 1.8;
        padding: 1.2rem 1.5rem;
    }
    .category-cta-band {
        background: linear-gradient(135deg, #0F172A 0%, #1E293B 60%, #881337 100%);
        border-radius: 2rem;
        padding: 4rem 2rem;
        color: #FFFFFF;
        position: relative;
        overflow: hidden;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    /* Footer 样式 */
    .footer-custom {
        background-color: var(--dark-nav-bg);
        color: #E2E8F0;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 4.5rem;
    }
    .footer-logo {
        font-size: 1.5rem;
        font-weight: 800;
        color: #FFFFFF;
        display: inline-flex;
        align-items: center;
        gap: 0.6rem;
    }
    .footer-title {
        color: #FFFFFF;
        font-weight: 700;
        font-size: 1.05rem;
        margin-bottom: 1.4rem;
        position: relative;
    }
    .footer-links li {
        margin-bottom: 0.75rem;
    }
    .footer-links a {
        color: #94A3B8;
        font-size: 0.92rem;
    }
    .footer-links a:hover {
        color: #FFFFFF;
        padding-left: 4px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding: 1.8rem 0;
        margin-top: 3.5rem;
        font-size: 0.88rem;
        color: #94A3B8;
    }
    .text-light-50 {
        color: #94A3B8 !important;
    }
    @media (max-width: 768px) {
        .category-main-title {
            font-size: 1.95rem;
        }
        .filter-pills-bar {
            width: 100%;
            justify-content: center;
        }
    }

/* roulang page: category4 */
:root {
      --primary-gradient: linear-gradient(135deg, #E11D48 0%, #FB7185 100%);
      --primary-color: #E11D48;
      --primary-light: #FFF1F2;
      --accent-color: #F59E0B;
      --accent-hover: #D97706;
      --dark-nav-bg: #0F172A;
      --body-bg: #F8FAFC;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --card-radius: 1.5rem;
      --pill-radius: 9999px;
      --shadow-soft: 0 10px 30px -5px rgba(225, 29, 72, 0.05), 0 20px 25px -5px rgba(15, 23, 42, 0.04);
      --shadow-hover: 0 20px 35px -5px rgba(225, 29, 72, 0.12), 0 10px 10px -5px rgba(15, 23, 42, 0.03);
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    body {
      background-color: var(--body-bg);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }
    /* 顶部深色商业导航 */
    .site-header {
      background-color: var(--dark-nav-bg);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      position: sticky;
      top: 0;
      z-index: 1030;
      backdrop-filter: blur(10px);
    }
    .navbar-brand-logo {
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #FFFFFF !important;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
    }
    .brand-icon-wrap {
      width: 38px;
      height: 38px;
      background: var(--primary-gradient);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
    }
    .nav-link {
      color: #E2E8F0 !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 0.5rem 1rem !important;
      transition: var(--transition);
      border-radius: 0.5rem;
    }
    .nav-link:hover, .nav-link.active {
      color: #FFFFFF !important;
      background-color: rgba(255, 255, 255, 0.07);
    }
    .btn-header-cta {
      background-color: var(--accent-color);
      color: #0F172A !important;
      font-weight: 700;
      border-radius: var(--pill-radius);
      padding: 0.55rem 1.4rem;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
      border: none;
      transition: var(--transition);
    }
    .btn-header-cta:hover {
      background-color: var(--accent-hover);
      color: #ffffff !important;
      transform: translateY(-2px);
    }

    /* 徽章与标签体系 */
    .badge-capsule {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      padding: 0.35rem 0.95rem;
      border-radius: var(--pill-radius);
      font-size: 0.84rem;
      font-weight: 600;
      background: #FFFFFF;
      border: 1px solid rgba(225, 29, 72, 0.2);
      color: var(--primary-color);
      box-shadow: 0 2px 8px rgba(225, 29, 72, 0.06);
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
      display: inline-block;
    }

    /* 按钮规范 */
    .btn-primary-gradient {
      background: var(--primary-gradient);
      color: #ffffff !important;
      font-weight: 600;
      border: none;
      border-radius: var(--pill-radius);
      padding: 0.8rem 2rem;
      box-shadow: 0 8px 20px -3px rgba(225, 29, 72, 0.38);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-primary-gradient:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 25px -4px rgba(225, 29, 72, 0.48);
      color: #ffffff;
    }
    .btn-outline-custom {
      border: 1.5px solid var(--border-color);
      background-color: #FFFFFF;
      color: var(--text-main);
      font-weight: 600;
      border-radius: var(--pill-radius);
      padding: 0.8rem 1.8rem;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-outline-custom:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background-color: var(--primary-light);
    }

    /* 圆角大卡 */
    .custom-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      box-shadow: var(--shadow-soft);
      transition: var(--transition);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .custom-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(225, 29, 72, 0.3);
    }

    /* 分类首屏与筛选器 */
    .category-banner {
      background: linear-gradient(180deg, #FFF1F2 0%, #F8FAFC 100%);
      padding: 3.5rem 0 2rem;
      border-bottom: 1px solid var(--border-color);
    }
    .filter-pill {
      display: inline-block;
      padding: 0.45rem 1.25rem;
      border-radius: var(--pill-radius);
      background-color: #FFFFFF;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      font-size: 0.9rem;
      font-weight: 500;
      cursor: pointer;
      transition: var(--transition);
    }
    .filter-pill:hover, .filter-pill.active {
      background-color: var(--primary-color);
      color: #FFFFFF;
      border-color: var(--primary-color);
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.25);
    }

    /* 板块通用头部 */
    .section-head {
      margin-bottom: 2.5rem;
    }
    .section-head .section-tag {
      font-size: 0.88rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-color);
      margin-bottom: 0.4rem;
      display: block;
    }
    .section-head h2 {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .section-head p {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 650px;
      margin: 0 auto;
    }

    /* 置顶卡片特写 */
    .pinned-topic-card {
      background: #FFFFFF;
      border: 1px solid rgba(225, 29, 72, 0.2);
      border-radius: var(--card-radius);
      box-shadow: var(--shadow-soft);
      position: relative;
      overflow: hidden;
    }
    .pinned-tag {
      position: absolute;
      top: 1.25rem;
      left: 1.25rem;
      background: var(--primary-gradient);
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 0.25rem 0.75rem;
      border-radius: var(--pill-radius);
      z-index: 2;
    }

    /* 规则卡片 */
    .guideline-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      padding: 2rem 1.75rem;
      box-shadow: var(--shadow-soft);
      height: 100%;
    }
    .guideline-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--primary-light);
      color: var(--primary-color);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 1.25rem;
    }

    /* 发起人头像卡片 */
    .host-avatar-box {
      width: 76px;
      height: 76px;
      border-radius: 50%;
      border: 3px solid #FFF1F2;
      box-shadow: 0 4px 10px rgba(0,0,0,0.06);
      object-fit: cover;
      margin-bottom: 1rem;
    }

    /* FAQ 手风琴重构 */
    .accordion-item {
      border: 1px solid var(--border-color);
      border-radius: 1.25rem !important;
      margin-bottom: 1rem;
      overflow: hidden;
      box-shadow: var(--shadow-soft);
      background-color: #FFFFFF;
    }
    .accordion-button {
      font-weight: 700;
      font-size: 1.05rem;
      color: var(--text-main);
      padding: 1.25rem 1.5rem;
      background-color: #FFFFFF;
    }
    .accordion-button:not(.collapsed) {
      color: var(--primary-color);
      background-color: var(--primary-light);
      box-shadow: none;
    }
    .accordion-body {
      padding: 1.25rem 1.5rem;
      color: var(--text-muted);
      line-height: 1.8;
      font-size: 0.95rem;
    }

    /* 沉浸行动卡片区 */
    .cat-cta-card {
      background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
      border-radius: 2rem;
      padding: 3.5rem 2.5rem;
      position: relative;
      overflow: hidden;
      color: #FFFFFF;
    }
    .cat-cta-card::after {
      content: "";
      position: absolute;
      top: -50px;
      right: -50px;
      width: 250px;
      height: 250px;
      background: radial-gradient(circle, rgba(225, 29, 72, 0.35) 0%, rgba(0,0,0,0) 70%);
      pointer-events: none;
    }

    /* 页脚 */
    .footer-custom {
      background-color: #0F172A;
      color: #94A3B8;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.92rem;
    }
    .footer-logo {
      font-size: 1.4rem;
      font-weight: 800;
      color: #FFFFFF;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 1.25rem;
    }
    .footer-links li {
      margin-bottom: 0.65rem;
    }
    .footer-links a {
      color: #94A3B8;
    }
    .footer-links a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 1.75rem;
      margin-top: 2.5rem;
    }

/* roulang page: category5 */
:root {
      --primary-gradient: linear-gradient(135deg, #E11D48 0%, #FB7185 100%);
      --primary-color: #E11D48;
      --primary-light: #FFF1F2;
      --accent-color: #F59E0B;
      --accent-hover: #D97706;
      --dark-nav-bg: #0F172A;
      --body-bg: #F8FAFC;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --card-radius: 1.5rem;
      --pill-radius: 9999px;
      --shadow-soft: 0 10px 30px -5px rgba(225, 29, 72, 0.05), 0 20px 25px -5px rgba(15, 23, 42, 0.04);
      --shadow-hover: 0 20px 35px -5px rgba(225, 29, 72, 0.12), 0 10px 10px -5px rgba(15, 23, 42, 0.03);
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    body {
      background-color: var(--body-bg);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }

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

    /* 顶部深色商业导航 */
    .site-header {
      background-color: var(--dark-nav-bg);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      position: sticky;
      top: 0;
      z-index: 1030;
      backdrop-filter: blur(10px);
    }
    .navbar-brand-logo {
      font-size: 1.45rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #FFFFFF !important;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
    }
    .brand-icon-wrap {
      width: 38px;
      height: 38px;
      background: var(--primary-gradient);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.35);
    }
    .nav-link {
      color: #E2E8F0 !important;
      font-weight: 500;
      font-size: 0.96rem;
      padding: 0.5rem 1rem !important;
      transition: var(--transition);
      border-radius: 0.5rem;
    }
    .nav-link:hover, .nav-link.active {
      color: #FFFFFF !important;
      background-color: rgba(255, 255, 255, 0.07);
    }
    .btn-header-cta {
      background-color: var(--accent-color);
      color: #0F172A !important;
      font-weight: 700;
      border-radius: var(--pill-radius);
      padding: 0.55rem 1.4rem;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
      border: none;
      transition: var(--transition);
    }
    .btn-header-cta:hover {
      background-color: var(--accent-hover);
      color: #ffffff !important;
      transform: translateY(-2px);
    }

    /* 徽章与标签体系 */
    .badge-capsule {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      padding: 0.35rem 0.95rem;
      border-radius: var(--pill-radius);
      font-size: 0.84rem;
      font-weight: 600;
      background: #FFFFFF;
      border: 1px solid rgba(225, 29, 72, 0.2);
      color: var(--primary-color);
      box-shadow: 0 2px 8px rgba(225, 29, 72, 0.06);
    }
    .badge-pulse-dot {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
      animation: pulseGreen 2s infinite;
    }
    @keyframes pulseGreen {
      0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
      70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
      100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
    }

    /* 按钮规范 */
    .btn-primary-gradient {
      background: var(--primary-gradient);
      color: #ffffff !important;
      font-weight: 600;
      border: none;
      border-radius: var(--pill-radius);
      padding: 0.75rem 1.8rem;
      box-shadow: 0 8px 20px -3px rgba(225, 29, 72, 0.38);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-primary-gradient:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 25px -4px rgba(225, 29, 72, 0.48);
      color: #ffffff;
    }
    .btn-outline-custom {
      border: 1.5px solid var(--border-color);
      background-color: #FFFFFF;
      color: var(--text-main);
      font-weight: 600;
      border-radius: var(--pill-radius);
      padding: 0.75rem 1.8rem;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-outline-custom:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background-color: var(--primary-light);
    }

    /* 圆角大卡 */
    .custom-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      box-shadow: var(--shadow-soft);
      transition: var(--transition);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .custom-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(225, 29, 72, 0.3);
    }

    /* 板块通用头部 */
    .section-head {
      margin-bottom: 2.5rem;
    }
    .section-head .section-tag {
      font-size: 0.88rem;
      font-weight: 700;
      letter-spacing: 1px;
      color: var(--primary-color);
      margin-bottom: 0.5rem;
      display: block;
    }
    .section-head h2 {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .section-head p {
      color: var(--text-muted);
      font-size: 1.02rem;
      max-width: 680px;
      margin: 0 auto;
    }

    /* 分类页专属头部 */
    .category-intro-strip {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
      padding: 3.2rem 0 2rem;
    }
    .category-h1 {
      font-size: 2.4rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.8px;
    }
    .filter-pills-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 0.6rem;
      margin-top: 1.4rem;
    }
    .filter-item {
      padding: 0.45rem 1.1rem;
      border-radius: var(--pill-radius);
      font-size: 0.9rem;
      font-weight: 600;
      background: #F1F5F9;
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
    }
    .filter-item:hover, .filter-item.active {
      background: var(--primary-light);
      color: var(--primary-color);
      border-color: rgba(225, 29, 72, 0.25);
    }

    /* 置顶精选大横幅 */
    .curated-banner-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      border: 1px solid rgba(225, 29, 72, 0.2);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      position: relative;
    }
    .curated-img-wrap {
      position: relative;
      height: 100%;
      min-height: 320px;
    }
    .curated-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .curated-badge-float {
      position: absolute;
      top: 1.2rem;
      left: 1.2rem;
      background: rgba(15, 23, 42, 0.85);
      color: #FBBF24;
      backdrop-filter: blur(8px);
      padding: 0.35rem 0.9rem;
      border-radius: var(--pill-radius);
      font-size: 0.82rem;
      font-weight: 700;
      border: 1px solid rgba(245, 158, 11, 0.3);
    }

    /* 广场卡片组件 */
    .camp-card-cover {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
    }
    .camp-card-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .custom-card:hover .camp-card-cover img {
      transform: scale(1.06);
    }
    .camp-meta-float {
      position: absolute;
      bottom: 0.8rem;
      left: 0.8rem;
      right: 0.8rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: rgba(15, 23, 42, 0.78);
      backdrop-filter: blur(6px);
      padding: 0.3rem 0.75rem;
      border-radius: 0.6rem;
      color: #FFFFFF;
      font-size: 0.8rem;
    }
    .camp-body {
      padding: 1.4rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .camp-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 0.5rem;
      line-height: 1.45;
    }
    .camp-intro {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 1rem;
      flex-grow: 1;
    }
    .camp-organizer-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 0.9rem;
      border-top: 1px dashed var(--border-color);
    }
    .organizer-avatar-sm {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid #FFFFFF;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    }

    /* 领队人物展板 */
    .leader-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      padding: 1.6rem 1.2rem;
      text-align: center;
      transition: var(--transition);
      box-shadow: var(--shadow-soft);
      height: 100%;
    }
    .leader-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary-color);
      box-shadow: var(--shadow-hover);
    }
    .leader-avatar-lg {
      width: 82px;
      height: 82px;
      border-radius: 50%;
      object-fit: cover;
      margin: 0 auto 1rem;
      border: 3px solid var(--primary-light);
      box-shadow: 0 4px 14px rgba(225, 29, 72, 0.15);
    }
    .leader-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 0.2rem;
    }
    .leader-tag {
      font-size: 0.8rem;
      color: var(--primary-color);
      font-weight: 600;
      background: var(--primary-light);
      padding: 0.2rem 0.65rem;
      border-radius: var(--pill-radius);
      display: inline-block;
      margin-bottom: 0.8rem;
    }

    /* 公约准则模块 */
    .rule-box {
      background: #FFFFFF;
      border-radius: 1.25rem;
      padding: 1.8rem;
      border: 1px solid var(--border-color);
      transition: var(--transition);
      height: 100%;
    }
    .rule-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-soft);
      border-color: rgba(225, 29, 72, 0.25);
    }
    .rule-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary-color);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 1.2rem;
    }

    /* FAQ 折叠面板自定义 */
    .accordion-camp .accordion-item {
      border: 1px solid var(--border-color);
      border-radius: 1rem !important;
      margin-bottom: 1rem;
      overflow: hidden;
      background: #FFFFFF;
    }
    .accordion-camp .accordion-button {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      padding: 1.2rem 1.4rem;
      background: #FFFFFF;
      box-shadow: none;
    }
    .accordion-camp .accordion-button:not(.collapsed) {
      color: var(--primary-color);
      background-color: #FFF8F9;
    }
    .accordion-camp .accordion-body {
      color: var(--text-muted);
      line-height: 1.7;
      padding: 0 1.4rem 1.3rem;
    }

    /* 底部收口行动区 */
    .cta-camp-strip {
      background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
      border-radius: var(--card-radius);
      padding: 3.5rem 2rem;
      color: #FFFFFF;
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.08);
    }
    .cta-camp-strip::before {
      content: "";
      position: absolute;
      width: 320px;
      height: 320px;
      border-radius: 50%;
      background: var(--primary-gradient);
      filter: blur(90px);
      opacity: 0.18;
      top: -60px;
      right: -40px;
    }

    /* 全局统一页脚 */
    .footer-custom {
      background-color: var(--dark-nav-bg);
      color: #94A3B8;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.92rem;
      margin-top: 5rem;
    }
    .footer-logo {
      color: #FFFFFF;
      font-size: 1.4rem;
      font-weight: 800;
    }
    .footer-title {
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 1.2rem;
    }
    .footer-links li {
      margin-bottom: 0.65rem;
    }
    .footer-links a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 1.8rem 0;
      margin-top: 3.5rem;
      font-size: 0.88rem;
    }
    .text-light-50 {
      color: #94A3B8;
    }

    @media (max-width: 991.98px) {
      .category-h1 {
        font-size: 1.95rem;
      }
      .curated-img-wrap {
        min-height: 240px;
      }
    }

/* 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}