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

  /* ── Scroll Reveal ── */
  .reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(30px);
    }
    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ── Hero Image Parallax ── */
  @media (prefers-reduced-motion: no-preference) {
    .hero-img {
      transition: transform 8s ease-out;
      transform: scale(1.05);
    }
    #hero.in-view .hero-img {
      transform: scale(1);
    }
  }

  /* ── Scroll Line Animation ── */
  @media (prefers-reduced-motion: no-preference) {
    .scroll-line {
      background: linear-gradient(to bottom, rgba(200,164,78,0.6), transparent);
      animation: scrollPulse 2s ease-in-out infinite;
    }
    @keyframes scrollPulse {
      0%, 100% { opacity: 0.4; transform: scaleY(0.6); transform-origin: top; }
      50% { opacity: 1; transform: scaleY(1); }
    }
  }

  /* ── Navbar Scrolled State ── */
  #navbar.scrolled {
    background: rgba(8, 15, 26, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(200, 164, 78, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  }

  /* ── Mobile Menu ── */
  #mobileMenu.open {
    opacity: 1;
    pointer-events: all;
  }

  .menu-line:last-child {
    width: 1.5rem;
  }

  #menuBtn[aria-expanded="true"] .menu-line:first-child {
    transform: rotate(45deg) translate(3px, 3px);
  }
  #menuBtn[aria-expanded="true"] .menu-line:nth-child(2) {
    opacity: 0;
  }
  #menuBtn[aria-expanded="true"] .menu-line:last-child {
    width: 1.5rem;
    transform: rotate(-45deg) translate(3px, -3px);
  }

  /* ── Gold Accent Glow ── */
  .gold-glow {
    box-shadow: 0 0 40px rgba(200, 164, 78, 0.15);
  }

  /* ── Selection Color ── */
  ::selection {
    background: rgba(200, 164, 78, 0.3);
    color: #fff;
  }

  /* ── Custom Scrollbar ── */
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #080f1a; }
  ::-webkit-scrollbar-thumb { background: #1a2d45; border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: #c8a44e; }