/* ===== CUSTOM STYLES ===== */
  :root {
    --color-navy-950: #040D1E;
    --color-navy-900: #0A1F44;
    --color-navy-800: #0F2D5E;
    --color-gold-500: #C8A84E;
    --color-gold-400: #D4B96A;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: 'Inter', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  h1, h2, h3, h4 {
    font-family: 'Playfair Display', Georgia, serif;
  }

  /* ===== NAVBAR SCROLL STATE ===== */
  #nav.scrolled {
    background: rgba(4, 13, 30, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  }

  /* ===== MOBILE MENU ===== */
  #mobileMenu.open {
    opacity: 1;
    pointer-events: all;
  }

  .mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  #mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
  }

  #mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
  #mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
  #mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
  #mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
  #mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

  /* ===== SCROLL REVEAL (progressive enhancement) ===== */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      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; }
  }

  /* ===== BUTTON FOCUS ===== */
  a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--color-gold-400);
    outline-offset: 2px;
  }

  /* ===== SELECTION ===== */
  ::selection {
    background: rgba(200, 168, 78, 0.3);
    color: #fff;
  }

  /* ===== SCROLLBAR ===== */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: var(--color-navy-950);
  }
  ::-webkit-scrollbar-thumb {
    background: var(--color-navy-700, #153A78);
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold-500);
  }