/* ── Base ── */
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
  body { font-family: 'Inter', system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
  img { max-width: 100%; height: auto; display: block; }
  a { text-decoration: none; }
  button { cursor: pointer; border: none; background: none; font-family: inherit; }

  /* ── Navbar ── */
  .navbar {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
  }
  .navbar.scrolled {
    background: rgba(10, 31, 68, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
  }
  .nav-logo-text {
    transition: color 0.3s ease;
  }
  .navbar.scrolled .nav-logo-text {
    color: #ffffff !important;
  }

  /* ── Nav Links ── */
  .nav-link {
    position: relative;
  }
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #b8860b;
    transition: width 0.3s ease;
    border-radius: 1px;
  }
  .nav-link:hover::after {
    width: 100%;
  }

  /* ── Mobile Menu ── */
  #mobile-menu {
    animation: slideDown 0.3s ease;
  }
  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .mobile-menu-link {
    display: block;
  }

  /* ── Menu Cards ── */
  .menu-card {
    transform: translateY(0);
  }
  .menu-card:hover {
    transform: translateY(-4px);
  }

  /* ── Process Cards ── */
  .process-card {
    position: relative;
  }
  .process-card:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 32px;
    right: -1.5rem;
    width: 3rem;
    height: 2px;
    background: linear-gradient(to right, #b8860b, transparent);
    display: none;
  }
  @media (min-width: 1024px) {
    .process-card:not(:last-child)::after {
      display: block;
    }
  }

  /* ── Scroll Reveal (progressive enhancement) ── */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
  }

  /* ── Reduced motion ── */
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal {
      opacity: 1;
      transform: none;
    }
    .menu-card:hover { transform: none; }
  }

  /* ── Selection ── */
  ::selection {
    background: rgba(184, 134, 11, 0.2);
    color: #0a1f44;
  }