/* ─── BASE & SCROLLBAR ─── */
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 80px; }
  body { overflow-x: hidden; }

  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #f0f3fb; }
  ::-webkit-scrollbar-thumb { background: #da910a; border-radius: 9999px; }
  ::-webkit-scrollbar-thumb:hover { background: #b36706; }

  /* ─── NAVBAR ─── */
  #site-header {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease;
  }
  #site-header.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(13, 29, 79, 0.08);
  }
  #site-header.scrolled .nav-link { color: #1e388f; }
  #site-header.scrolled .nav-link:hover { color: #da910a; }
  #site-header.scrolled .font-serif { color: #0d1d4f; }

  .nav-link {
    position: relative;
  }
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #da910a;
    border-radius: 9999px;
    transition: width 0.25s ease;
  }
  .nav-link:hover::after { width: 100%; }

  /* ─── MOBILE MENU ─── */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }
  #mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
  }
  .mobile-link { transition: opacity 0.3s ease, transform 0.3s ease; opacity: 0; transform: translateY(10px); }
  #mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
  }
  #mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
  #mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
  #mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
  #mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
  #mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

  /* Hamburger animation */
  #menu-toggle[aria-expanded="true"] #bar1 { transform: translateY(5px) rotate(45deg); }
  #menu-toggle[aria-expanded="true"] #bar2 { opacity: 0; }
  #menu-toggle[aria-expanded="true"] #bar3 { transform: translateY(-5px) rotate(-45deg); width: 6px; }

  /* ─── HERO BADGE ANIMATION ─── */
  .hero-badge {
    animation: fadeInDown 0.8s ease forwards;
  }
  @keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  /* ─── SCROLL REVEAL ─── */
  .scroll-reveal {
    opacity: 1;
    transform: none;
  }
  @media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
      opacity: 0;
      transform: translateY(32px);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .scroll-reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ─── CARD HOVER RIBBON ─── */
  .group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
  }

  /* ─── FORM FOCUS RING GLOW ─── */
  input:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(218, 145, 10, 0.15);
  }

  /* ─── MAP BORDER RADIUS FIX ─── */
  iframe { border-radius: 1.5rem; }