/* roulang page: index */
:root {
      --primary: #0F172A;
      --accent: #F59E0B;
      --accent-alt: #10B981;
      --bg-light: #F8FAFC;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }
    .scroll-mt-top {
      scroll-margin-top: 110px;
    }
    .custom-gradient-overlay {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.82) 100%);
    }
    details > summary::-webkit-details-marker {
      display: none;
    }