/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');
    :root {
      --charcoal: #1E1E1E;
      --champion-gold: #C8A44E;
      --champion-gold-deep: #B28B3A;
      --warm-sand: #F5F0E8;
      --deep-green: #2D4A3E;
      --text-dark: #3A3A3A;
      --text-mid: #6B6B6B;
      --text-light: #B0B0B0;
      --white: #FFFFFF;
      --border-light: #E5E0D8;
      --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
      --radius-card: 12px;
      --radius-btn: 8px;
      --radius-panel: 16px;
      --max-width: 1280px;
      --gap: 24px;
      --section-space: 100px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Inter', sans-serif;
      background-color: #FDFCFA;
      color: var(--text-dark);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      scroll-behavior: smooth;
    }
    .container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }
    a, button {
      transition: all 0.2s ease;
      cursor: pointer;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    h1, h2, h3, h4 {
      color: var(--charcoal);
      font-weight: 700;
    }
    h1 {
      font-size: 42px;
      line-height: 1.2;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--charcoal);
    }
    h2 {
      font-size: 32px;
      line-height: 1.3;
      font-weight: 700;
      margin-bottom: 16px;
    }
    h3 {
      font-size: 22px;
      line-height: 1.4;
      font-weight: 600;
    }
    .section-spacing {
      padding: var(--section-space) 0;
    }
    @media (max-width: 1024px) {
      h1 { font-size: 36px; }
      h2 { font-size: 28px; }
      .section-spacing { padding: 80px 0; }
    }
    @media (max-width: 768px) {
      h1 { font-size: 28px; }
      h2 { font-size: 24px; }
      .section-spacing { padding: 60px 0; }
    }
    /* 导航样式 */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 50;
      transition: all 0.3s ease;
      background: transparent;
      padding: 16px 0;
    }
    .site-header.scrolled {
      background: rgba(30, 30, 30, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      padding: 8px 0;
      box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }
    .logo-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .logo-text {
      font-size: 24px;
      font-weight: 800;
      color: var(--white);
      text-shadow: 0 2px 8px rgba(0,0,0,0.3);
      letter-spacing: 1px;
      white-space: nowrap;
      transition: color 0.2s;
    }
    .scrolled .logo-text {
      color: var(--white);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }
    .nav-links a {
      font-size: 15px;
      font-weight: 500;
      color: rgba(255,255,255,0.9);
      text-decoration: none;
      padding-bottom: 4px;
      border-bottom: 2px solid transparent;
      transition: 0.2s;
      white-space: nowrap;
    }
    .nav-links a:hover {
      border-bottom-color: var(--champion-gold);
      color: #fff;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .search-icon, .hot-topic {
      color: rgba(255,255,255,0.9);
      font-size: 15px;
      cursor: pointer;
      transition: color 0.2s;
      white-space: nowrap;
    }
    .search-icon:hover, .hot-topic:hover {
      color: var(--champion-gold);
    }
    .hamburger {
      display: none;
      font-size: 24px;
      color: white;
      background: none;
      border: none;
      cursor: pointer;
    }
    .mobile-menu {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100vh;
      background: rgba(30,30,30,0.98);
      backdrop-filter: blur(16px);
      z-index: 60;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: 32px;
      font-size: 20px;
    }
    .mobile-menu a {
      color: white;
      text-decoration: none;
      font-weight: 600;
    }
    .mobile-menu .close-menu {
      position: absolute;
      top: 24px;
      right: 24px;
      font-size: 32px;
      color: white;
      background: none;
      border: none;
    }
    @media (max-width: 768px) {
      .nav-links, .header-actions .hot-topic {
        display: none;
      }
      .hamburger {
        display: block;
      }
      .header-actions .search-icon {
        margin-right: 8px;
      }
    }