/* Base */
  *, *::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: #040B14;
  }

  ::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #D4A843, #1F7D60);
    border-radius: 4px;
  }

  ::selection {
    background: rgba(212, 168, 67, 0.3);
    color: #F0FBF7;
  }

  /* Scroll reveal (progressive enhancement — only active when JS runs and motion is preferred) */
  @media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
      opacity: 1;
      transform: translateY(0);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
  }

  /* Navbar scroll state */
  #navbar.scrolled {
    background: rgba(4, 11, 20, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(79, 184, 148, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  }

  /* Gold shimmer animation for hero */
  @keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
  }

  /* Floating animation for decorative elements */
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
  }

  .float-anim {
    animation: float 6s ease-in-out infinite;
  }

  /* Pulse glow for CTA buttons */
  @keyframes pulse-gold {
    0%, 100% { box-shadow: 0 0 20px rgba(212, 168, 67, 0.3); }
    50% { box-shadow: 0 0 40px rgba(212, 168, 67, 0.6); }
  }

  .cta-glow {
    animation: pulse-gold 3s ease-in-out infinite;
  }

  /* Mobile menu transitions */
  #mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  }

  #mobile-menu.open {
    max-height: 400px;
  }

  /* Mobile link animation */
  .mobile-link {
    position: relative;
  }

  .mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(to right, #D4A843, transparent);
    transition: width 0.3s ease;
  }

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

  /* Service card hover glow */
  .service-card:hover {
    box-shadow: 0 8px 40px rgba(212, 168, 67, 0.1);
  }

  /* Gallery image overlay */
  .gallery-item:hover .gallery-overlay {
    opacity: 1;
  }

  /* Testimonial card hover */
  .testimonial-card:hover {
    transform: translateY(-4px);
    border-color: rgba(212, 168, 67, 0.3);
  }

  /* Focus styles for accessibility */
  a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #D4A843;
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    html {
      scroll-behavior: auto;
    }
  }