/* roulang page: index */
:root {
      --primary: #0B3B60;
      --primary-dark: #061B2E;
      --accent: #0284C7;
      --accent-light: #38BDF8;
      --bg-light: #F8FAFC;
      --border-color: #E2E8F0;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
      color: var(--text-body);
      background-color: #ffffff;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }
    .custom-shadow-card {
      box-shadow: 0 4px 6px -1px rgba(11, 59, 96, 0.05), 0 2px 4px -2px rgba(11, 59, 96, 0.05);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .custom-shadow-card:hover {
      box-shadow: 0 20px 25px -5px rgba(11, 59, 96, 0.1), 0 8px 10px -6px rgba(11, 59, 96, 0.05);
      transform: translateY(-4px);
    }
    details summary::-webkit-details-marker {
      display: none;
    }