/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');
    
    :root {
      --color-deep: #1A3C5E;
      --color-gold: #C8A96E;
      --color-bg: #F7F9FC;
      --color-text: #2D3748;
      --color-soft: #718096;
      --color-border: #E2E8F0;
      --color-white: #FFFFFF;
    }

    * {
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, sans-serif;
      background-color: var(--color-bg);
      color: #4A5568;
      line-height: 1.7;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    /* 自定义滚动条 */
    ::-webkit-scrollbar {
      width: 6px;
    }
    ::-webkit-scrollbar-track {
      background: var(--color-bg);
    }
    ::-webkit-scrollbar-thumb {
      background: #CBD5E0;
      border-radius: 12px;
    }

    /* 浮动导航容器 */
    .nav-dock {
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05), 0 8px 10px -6px rgba(0,0,0,0.02);
      border-radius: 9999px;
      max-width: 48rem;
      width: calc(100% - 2rem);
      margin-left: auto;
      margin-right: auto;
      transition: all 0.3s ease;
    }

    /* 卡片悬停效果 */
    .card-hover {
      transition: transform 300ms ease, box-shadow 300ms ease;
      box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
    }
    .card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    }

    /* 手风琴动画 */
    .faq-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .faq-item.active .faq-content {
      max-height: 15rem;
    }
    .faq-icon {
      transition: transform 0.3s ease;
      color: var(--color-gold);
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* 链接与基础重置 */
    a {
      text-decoration: none;
      color: inherit;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, textarea {
      font-family: inherit;
    }

    /* 自定义按钮额外样式 */
    .btn-primary {
      background-color: var(--color-deep);
      color: white;
      padding: 0.75rem 1.5rem;
      border-radius: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.5px;
      transition: background-color 200ms ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: none;
      cursor: pointer;
    }
    .btn-primary:hover {
      background-color: #0F2A45;
    }
    .btn-secondary {
      background: transparent;
      border: 2px solid var(--color-deep);
      color: var(--color-deep);
      padding: 0.75rem 1.5rem;
      border-radius: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.5px;
      transition: all 200ms ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
    }
    .btn-secondary:hover {
      background-color: var(--color-deep);
      color: white;
    }
    .btn-gold {
      background-color: var(--color-gold);
      color: white;
      padding: 0.5rem 1.25rem;
      border-radius: 0.75rem;
      font-weight: 600;
      transition: background-color 200ms ease;
      border: none;
      cursor: pointer;
      font-size: 0.875rem;
    }
    .btn-gold:hover {
      background-color: #B8995A;
    }

    @media (max-width: 768px) {
      .nav-dock {
        border-radius: 2rem;
        max-width: 95%;
      }
      h1 {
        font-size: 2rem !important;
      }
      h2 {
        font-size: 1.75rem !important;
      }
    }