/* roulang page: index */
:root {
      --primary: #1e3a8a;
      --primary-accent: #2563eb;
      --success: #059669;
      --surface: #ffffff;
      --surface-subtle: #f8fafc;
      --border-color: #e2e8f0;
      --text-main: #0f172a;
      --text-body: #334155;
      --text-muted: #64748b;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-body);
      background-color: #ffffff;
      line-height: 1.7;
    }
    .custom-scroll::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background: #cbd5e1;
      border-radius: 3px;
    }