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

  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #061210; }
  ::-webkit-scrollbar-thumb { background: #065f46; border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: #047857; }

  ::selection { background: rgba(16, 185, 129, 0.3); color: #fdfcfa; }

  /* ── Navbar ── */
  #navbar { background: transparent; }
  #navbar.scrolled {
    background: rgba(6, 18, 16, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(253, 252, 244, 0.06);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  }
  #navbar.scrolled .logo-text { color: #fdfcfa; }

  /* ── Service Cards ── */
  .service-card {
    background: rgba(6, 18, 16, 0.8);
    border: 1px solid rgba(253, 252, 244, 0.05);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .service-card:hover {
    border-color: rgba(16, 185, 129, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(16, 185, 129, 0.08);
  }

  /* ── Gallery ── */
  .gallery-item {
    border: 1px solid rgba(253, 252, 244, 0.06);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .gallery-item:hover {
    border-color: rgba(16, 185, 129, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: translateY(-4px);
  }

  /* ── Testimonial Cards ── */
  .testimonial-card {
    background: rgba(6, 18, 16, 0.6);
    border: 1px solid rgba(253, 252, 244, 0.06);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .testimonial-card:hover {
    border-color: rgba(16, 185, 129, 0.25);
    transform: translateY(-3px);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.4);
  }

  /* ── Scroll Reveal (progressive enhancement) ── */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 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; }
    .reveal-delay-6 { transition-delay: 0.6s; }
  }

  /* When JS is disabled, ensure all content is visible */
  .no-js .reveal {
    opacity: 1;
    transform: none;
  }

  /* ── Mobile Menu ── */
  #mobile-menu {
    animation: slideDown 0.3s ease;
  }
  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(253, 252, 244, 0.06);
  }
  .mobile-link:last-child { border-bottom: none; }

  /* ── Form ── */
  input:focus, select:focus, textarea:focus {
    border-color: rgba(16, 185, 129, 0.5) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
  }

  select option {
    background: #061210;
    color: #fdf6e3;
  }