/* roulang page: index */
:root {
      --primary-navy: #0f2b5c;
      --primary-blue: #0062ff;
      --primary-teal: #00c49f;
      --bg-surface: #f8fafc;
      --text-main: #0f172a;
      --text-body: #334155;
    }
    body {
      color: var(--text-body);
      background-color: var(--bg-surface);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    }
    .hero-gradient {
      background: linear-gradient(135deg, rgba(15, 43, 92, 0.95) 0%, rgba(11, 19, 43, 0.92) 100%);
    }
    .brand-btn-gradient {
      background: linear-gradient(135deg, #0062ff 0%, #00c49f 100%);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .brand-btn-gradient:hover {
      box-shadow: 0 10px 25px -5px rgba(0, 98, 255, 0.4);
      transform: translateY(-2px);
    }
    .bento-card {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
    }
    .bento-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 30px -4px rgba(15, 43, 92, 0.1);
    }