/* roulang page: index */
:root {
      --primary-navy: #0f2e5c;
      --accent-blue: #2563eb;
      --accent-cyan: #0ea5e9;
      --bg-surface: #f8fafc;
      --text-main: #1e293b;
      --text-muted: #64748b;
    }
    body {
      font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
      color: var(--text-main);
      background-color: #ffffff;
      -webkit-font-smoothing: antialiased;
    }
    .hero-bg {
      background-image: linear-gradient(rgba(15, 46, 92, 0.88), rgba(10, 25, 47, 0.94)), url('/assets/images/458e4d810114c6f6.jpg');
      background-size: cover;
      background-position: center;
    }
    .blueprint-bg {
      background-image: linear-gradient(rgba(10, 25, 47, 0.95), rgba(15, 46, 92, 0.95)), url('/assets/images/22a877c7f7a648c2.png');
      background-size: cover;
      background-position: center;
    }