/* ── Reset & Base ───────────────────────────────── */
  *, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  body {
    overflow-x: hidden;
  }

  ::selection {
    background: rgba(200, 164, 90, 0.25);
    color: #1a2744;
  }

  /* ── Nav ────────────────────────────────────────── */
  #nav {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(15, 26, 46, 0.0);
    border-bottom: 1px solid rgba(255, 255, 255, 0.0);
    transition: background 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
  }

  #nav.scrolled {
    background: rgba(15, 26, 46, 0.92);
    border-bottom-color: rgba(200, 164, 90, 0.15);
    box-shadow: 0 1px 40px rgba(0, 0, 0, 0.3);
  }

  .nav-text {
    transition: color 0.5s ease;
  }

  #nav.scrolled .nav-text {
    color: #ffffff;
  }

  .nav-link {
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #d4a84b;
    transition: width 0.3s ease;
  }

  .nav-link:hover::after {
    width: 100%;
  }

  .nav-btn .menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .nav-btn.active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-btn.active .menu-line:nth-child(2) {
    opacity: 0;
  }

  /* ── Mobile Menu ────────────────────────────────── */
  #mobile-menu {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }

  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }

  .mobile-link {
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
  }

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

  #mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
  #mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
  #mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
  #mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
  #mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

  /* ── Hero ───────────────────────────────────────── */
  .hero-subtitle {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
  }

  .hero-headline {
    animation: fadeUp 1s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
  }

  .hero-desc {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
  }

  .hero-cta {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 1s;
    opacity: 0;
  }

  @keyframes fadeUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .hero-scroll {
    animation: fadeIn 1s ease forwards;
    animation-delay: 1.5s;
    opacity: 0;
  }

  @keyframes fadeIn {
    to { opacity: 1; }
  }

  /* ── Section Labels ─────────────────────────────── */
  .section-label {
    letter-spacing: 0.3em;
  }

  /* ── Reveal on Scroll ───────────────────────────── */
  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }

  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }

  .reveal:nth-child(2) { transition-delay: 0.1s; }
  .reveal:nth-child(3) { transition-delay: 0.2s; }
  .reveal:nth-child(4) { transition-delay: 0.3s; }

  /* ── Product Cards ──────────────────────────────── */
  .reveal.group:hover .aspect-\[4\/3\] img {
    transform: scale(1.05);
  }

  /* ── Form ───────────────────────────────────────── */
  #contact-form input:focus,
  #contact-form textarea:focus {
    border-bottom-color: #c8a45a !important;
  }

  #contact-form input::placeholder,
  #contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
  }

  /* ── Smooth Image Loading ───────────────────────── */
  img {
    image-rendering: auto;
    transition: opacity 0.3s ease;
  }

  /* ── Utility ────────────────────────────────────── */
  .text-navy-100 { color: #f0f4fa; }
  .bg-navy-100 { background-color: #f0f4fa; }

  /* ── Focus Styles ───────────────────────────────── */
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  textarea:focus-visible {
    outline: 2px solid #c8a45a;
    outline-offset: 2px;
  }

  /* ── Reduced Motion ─────────────────────────────── */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
    html {
      scroll-behavior: auto;
    }
    .reveal {
      opacity: 1;
      transform: none;
    }
  }

  /* ── Tablet ─────────────────────────────────────── */
  @media (max-width: 767px) {
    .font-serif {
      line-height: 1.15;
    }
  }