/* roulang page: index */
:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --dark-bg: #0b1120;
      --card-bg: #ffffff;
      --border-color: #e2e8f0;
      --text-main: #0f172a;
      --text-muted: #475569;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #f8fafc;
      line-height: 1.6;
    }
    .custom-scroll::-webkit-scrollbar {
      height: 6px;
      width: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background: #cbd5e1;
      border-radius: 4px;
    }
    .custom-scroll::-webkit-scrollbar-track {
      background: #f1f5f9;
    }
    .search-glow:focus-within {
      box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.18);
    }