/* Base styles */
  *, *::before, *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
  }

  body {
    overflow-x: hidden;
  }

  /* Selection color */
  ::selection {
    background-color: #064e3b;
    color: #d1fae5;
  }

  /* Scrollbar styling */
  ::-webkit-scrollbar {
    width: 8px;
  }

  ::-webkit-scrollbar-track {
    background: #ecfdf5;
  }

  ::-webkit-scrollbar-thumb {
    background: #047857;
    border-radius: 4px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: #064e3b;
  }

  /* Navbar scroll state */
  nav.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08), 0 4px 20px rgba(6, 78, 59, 0.06);
  }

  nav.scrolled .font-serif {
    color: #064e3b !important;
  }

  nav.scrolled .tracking-\[0\.2em\] {
    color: #047857 !important;
  }

  /* Mobile menu animations */
  .mobile-link {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.2s ease;
  }

  #mobileMenu.open .mobile-link:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }
  #mobileMenu.open .mobile-link:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
  #mobileMenu.open .mobile-link:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
  #mobileMenu.open .mobile-link:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }

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

  /* Hamburger animation */
  #menuToggle.active .menu-line:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
  }

  #menuToggle.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }

  #menuToggle.active .menu-line:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
    width: 1.25rem;
  }

  /* Service card hover */
  .service-card {
    will-change: transform, box-shadow;
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(32px);
      transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
  }

  /* Print styles */
  @media print {
    nav, #contactForm, #formSuccess { display: none; }
    body { color: #000; background: #fff; }
  }