/* roulang page: index */
:root {
      --primary-color: #10b981;
      --primary-hover: #059669;
      --accent-color: #f97316;
      --accent-hover: #ea580c;
      --text-main: #0f172a;
      --text-muted: #64748b;
      --bg-light: #f8fafc;
      --bg-alt: #f1f5f9;
      --radius-default: 1rem;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #ffffff;
      -webkit-font-smoothing: antialiased;
    }
    .custom-shadow {
      box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    }
    .custom-shadow-hover:hover {
      box-shadow: 0 20px 30px -10px rgba(16, 185, 129, 0.15);
    }