/* roulang page: index */
:root {
      --primary: #0A3871;
      --accent: #00D084;
      --orange: #FF6B00;
      --dark: #0B132B;
      --light: #F8FAFC;
      --text: #1E293B;
      --text-muted: #64748B;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      color: var(--text);
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .custom-shadow {
      box-shadow: 0 10px 30px -5px rgba(10, 56, 113, 0.08);
    }
    .custom-shadow-hover {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .custom-shadow-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 25px -5px rgba(10, 56, 113, 0.14);
    }
    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease-out;
    }
    .accordion-open .accordion-content {
      max-height: 280px;
    }
    .accordion-open .accordion-icon {
      transform: rotate(180deg);
    }