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

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

  body {
    overflow-x: hidden;
  }

  ::selection {
    background: rgba(200, 85, 61, 0.3);
    color: #fff;
  }

  /* Mobile menu transitions */
  #mobileMenu {
    animation: slideDown 0.3s ease forwards;
  }

  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
  }

  @keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* Service card hover */
  .service-card {
    transition: transform 0.4s ease, border-color 0.4s ease, background 0.4s ease;
  }

  .service-card:hover {
    transform: translateY(-4px);
  }

  /* Project card */
  .project-card {
    cursor: pointer;
  }

  /* Scroll reveal animations — progressive enhancement */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.8s ease, transform 0.8s 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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
  }

  /* Fallback: content always visible */
  @media (prefers-reduced-motion: reduce) {
    .reveal {
      opacity: 1;
      transform: none;
    }
  }

  /* Navbar scroll state */
  nav.scrolled {
    background: rgba(10, 10, 10, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(46, 46, 46, 0.5);
  }

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

  ::-webkit-scrollbar-track {
    background: #111111;
  }

  ::-webkit-scrollbar-thumb {
    background: #3a3a3a;
    border-radius: 4px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: #c8553d;
  }

  /* Select dropdown styling */
  select option {
    background: #1a1a1a;
    color: #ffffff;
  }
</style>