/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');
    :root {
      --primary: #0B1E3F;
      --accent: #D4A843;
      --mid: #1A3A5C;
      --bg: #060E18;
      --text: #E0E6ED;
      --text-muted: #8899AA;
      --glass-bg: rgba(11,30,63,0.5);
      --glass-border: rgba(255,255,255,0.08);
      --radius-card: 20px;
      --radius-btn: 12px;
    }
    * {
      box-sizing: border-box;
    }
    body {
      font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, -apple-system, sans-serif;
      background-color: var(--bg);
      color: var(--text);
      margin: 0;
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
    }
    .glass-card {
      background: var(--glass-bg);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      box-shadow: 0 8px 32px rgba(0,0,0,0.4);
      transition: all 0.3s ease;
    }
    .glass-card:hover {
      border-color: rgba(255,255,255,0.15);
      box-shadow: 0 12px 36px rgba(0,0,0,0.6);
      transform: translateY(-4px);
    }
    .btn-primary {
      background: var(--accent);
      color: #0B1E3F;
      font-weight: 600;
      border-radius: var(--radius-btn);
      padding: 0.75rem 2rem;
      box-shadow: 0 0 20px rgba(212,168,67,0.4);
      transition: all 0.3s ease;
      display: inline-block;
      text-align: center;
      border: none;
      cursor: pointer;
    }
    .btn-primary:hover {
      box-shadow: 0 0 30px rgba(212,168,67,0.7);
      transform: translateY(-2px);
    }
    .btn-outline {
      border: 1px solid var(--accent);
      color: var(--accent);
      background: transparent;
      font-weight: 500;
      border-radius: var(--radius-btn);
      padding: 0.75rem 2rem;
      transition: all 0.3s ease;
      display: inline-block;
      text-align: center;
      cursor: pointer;
    }
    .btn-outline:hover {
      background: rgba(212,168,67,0.1);
      transform: translateY(-2px);
    }
    .nav-link {
      color: var(--text-muted);
      position: relative;
      transition: color 0.2s;
      font-weight: 500;
    }
    .nav-link:hover, .nav-link.active {
      color: white;
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--accent);
    }
    .hamburger span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--accent);
      margin: 5px 0;
      transition: 0.3s;
    }
    @media (max-width: 768px) {
      .desktop-nav {
        display: none;
      }
      .mobile-menu {
        display: block;
      }
    }
    .faq-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
    }
    .faq-item.active .faq-content {
      max-height: 200px;
    }
    .scenario-tag {
      background: rgba(212,168,67,0.15);
      color: var(--accent);
      border-radius: 20px;
      padding: 0.2rem 1rem;
      font-size: 0.8rem;
      display: inline-block;
      font-weight: 500;
    }
    .bg-grid {
      background-image: radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
      background-size: 30px 30px;
    }