/* roulang page: index */
:root {
      --primary: #0A4D68;
      --teal: #088395;
      --accent: #FA812F;
      --glow: #05FFC9;
      --bg-light: #F7FBFC;
      --bg-gray: #EEF5F6;
      --text-main: #1E293B;
      --text-muted: #475569;
      --border-color: rgba(8, 131, 149, 0.16);
      --card-radius: 10px;
    }
    body {
      color: var(--text-main);
      background-color: var(--bg-light);
      font-feature-settings: "tnum";
    }
    .tnum { font-feature-settings: "tnum"; }
    .hero-bg {
      background: linear-gradient(135deg, rgba(10, 77, 104, 0.94) 0%, rgba(5, 25, 35, 0.95) 100%),
                  url('/assets/images/de2a101da3e1cbf0.jpg') center/cover no-repeat;
    }
    .water-mesh {
      background-color: #051923;
      background-image: radial-gradient(rgba(8, 131, 149, 0.25) 1px, transparent 1px);
      background-size: 24px 24px;
    }
    .glass-nav {
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }
    .card-hover {
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .card-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 30px -8px rgba(10, 77, 104, 0.12);
      border-color: rgba(8, 131, 149, 0.35);
    }