/* 基础重置与变量 */
    :root {
      --primary-blue: #1a73e8;
      --dark-blue: #0d47a1;
      --light-blue: #e8f0fe;
      --bg-color: #f8f9fa;
      --text-main: #202124;
      --text-muted: #5f6368;
      --card-bg: #ffffff;
      --border-color: #dadce0;
      --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
      --radius: 12px;
      --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }

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

    body {
      font-family: var(--font-main);
      background-color: var(--bg-color);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
    }

    img {
      max-width: 100%;
      display: block;
    }

    /* 头部导航 */
    .site-header {
      background-color: var(--card-bg);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .header-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 12px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 1.2rem;
      color: var(--dark-blue);
    }

    .brand img {
      height: 32px;
      width: auto;
      border-radius: 6px;
    }

    .main-nav {
      display: none;
      gap: 24px;
    }

    .main-nav a {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
      transition: color 0.2s;
    }

    .main-nav a:hover {
      color: var(--primary-blue);
    }

    .menu-toggle {
      display: block;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
    }

    /* 首屏区域 */
    .hero-section {
      background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
      color: #fff;
      padding: 40px 20px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .hero-content {
      max-width: 800px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-content h1 {
      font-size: 1.8rem;
      margin-bottom: 16px;
      font-weight: 800;
      letter-spacing: 1px;
    }

    .hero-content p {
      font-size: 1rem;
      margin-bottom: 28px;
      opacity: 0.9;
    }

    .download-group {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    .btn-download {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 1rem;
      transition: transform 0.2s, box-shadow 0.2s;
      background-color: #fff;
      color: var(--primary-blue);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    }

    .btn-download:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    }

    .btn-download.secondary {
      background-color: transparent;
      color: #fff;
      border: 2px solid rgba(255, 255, 255, 0.8);
    }

    .btn-download.secondary:hover {
      background-color: rgba(255, 255, 255, 0.1);
    }

    /* 通用区块样式 */
    section {
      padding: 50px 20px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .section-title {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--dark-blue);
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .section-title::before {
      content: '';
      display: inline-block;
      width: 6px;
      height: 22px;
      background-color: var(--primary-blue);
      border-radius: 3px;
    }

    /* 滚动卡片区域（今日更新 / 视频排行） */
    .scroll-row {
      display: flex;
      gap: 16px;
      overflow-x: auto;
      padding-bottom: 12px;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
    }

    .scroll-row::-webkit-scrollbar {
      height: 6px;
    }

    .scroll-row::-webkit-scrollbar-thumb {
      background-color: var(--border-color);
      border-radius: 3px;
    }

    .scroll-card {
      flex: 0 0 160px;
      scroll-snap-align: start;
      background: var(--card-bg);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: transform 0.2s;
    }

    .scroll-card:hover {
      transform: scale(1.02);
    }

    .scroll-card img {
      width: 100%;
      height: 220px;
      object-fit: cover;
      aspect-ratio: 9 / 16;
    }

    .scroll-card-info {
      padding: 10px;
    }

    .scroll-card-info h3 {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .scroll-card-info p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 自动轮播展示区 */
    .slider-section {
      background-color: #fff;
      border-radius: var(--radius);
      padding: 30px 20px;
      box-shadow: var(--shadow);
      margin-bottom: 40px;
    }

    .slider-container {
      display: flex;
      overflow-x: auto;
      gap: 16px;
      padding-bottom: 10px;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
    }

    .slider-container::-webkit-scrollbar {
      display: none;
    }

    .slider-item {
      flex: 0 0 280px;
      scroll-snap-align: center;
      border-radius: 12px;
      overflow: hidden;
      position: relative;
    }

    .slider-item img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    .slider-item-caption {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
      color: #fff;
      padding: 20px 15px 10px;
      font-size: 0.95rem;
      font-weight: 500;
    }

    /* FAQ 与 明星八卦 的网格布局 */
    .grid-layout {
      display: grid;
      grid-template-columns: 1fr;
      gap: 20px;
    }

    .faq-item {
      background: var(--card-bg);
      padding: 20px;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      border-left: 4px solid var(--primary-blue);
    }

    .faq-item h3 {
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--dark-blue);
    }

    .faq-item p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 明星八卦板块 - 图文交错 */
    .gossip-card {
      display: flex;
      background: var(--card-bg);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      flex-direction: column;
    }

    .gossip-card img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }

    .gossip-content {
      padding: 16px;
    }

    .gossip-content h3 {
      font-size: 1rem;
      margin-bottom: 8px;
      color: var(--dark-blue);
    }

    .gossip-content p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 新板块：热门合辑 */
    .collection-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
    }

    .collection-item {
      background: var(--card-bg);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: var(--shadow);
    }

    .collection-item img {
      width: 100%;
      height: 140px;
      object-fit: cover;
    }

    .collection-item span {
      display: block;
      padding: 10px;
      font-size: 0.85rem;
      font-weight: 600;
      text-align: center;
      color: var(--text-main);
    }

    /* 页脚 */
    .site-footer {
      background-color: var(--dark-blue);
      color: #fff;
      padding: 40px 20px;
      margin-top: 40px;
    }

    .footer-inner {
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .footer-links {
      margin-bottom: 20px;
      font-size: 0.9rem;
      opacity: 0.8;
    }

    .footer-links a {
      margin: 0 8px;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .footer-copyright {
      font-size: 0.8rem;
      color: rgba(255, 255, 255, 0.6);
      line-height: 1.8;
    }

    .update-time {
      font-size: 0.75rem;
      opacity: 0.5;
      display: block;
      margin-top: 8px;
    }

    /* 响应式设计 */
    @media (min-width: 768px) {
      .hero-content h1 {
        font-size: 2.4rem;
      }

      .main-nav {
        display: flex;
      }

      .menu-toggle {
        display: none;
      }

      .scroll-card {
        flex: 0 0 200px;
      }

      .grid-layout {
        grid-template-columns: repeat(2, 1fr);
      }

      .gossip-card {
        flex-direction: row;
      }

      .gossip-card img {
        width: 40%;
        height: auto;
        min-height: 180px;
      }

      .gossip-content {
        width: 60%;
        padding: 20px;
      }

      .collection-grid {
        grid-template-columns: repeat(3, 1fr);
      }

      .collection-item img {
        height: 180px;
      }
    }

    @media (min-width: 1024px) {
      .hero-section {
        padding: 60px 20px;
      }

      .hero-content h1 {
        font-size: 3rem;
      }

      .scroll-card {
        flex: 0 0 220px;
      }

      .scroll-card img {
        height: 300px;
      }

      .grid-layout {
        grid-template-columns: repeat(3, 1fr);
      }

      .collection-grid {
        grid-template-columns: repeat(4, 1fr);
      }

      .collection-item img {
        height: 220px;
      }
    }