/* roulang page: index */
:root {
      --primary-color: #ea580c;
      --primary-hover: #c2410c;
      --text-main: #1f2937;
      --text-muted: #4b5563;
      --bg-soft: #f8fafc;
      --border-color: #e2e8f0;
    }
    body {
      color: var(--text-main);
      background-color: #ffffff;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }
    .custom-shadow {
      box-shadow: 0 10px 30px -5px rgba(234, 88, 12, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.05);
    }
    .card-hover-effect {
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .card-hover-effect:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
      border-color: #fdba74;
    }