/* Custom styles beyond Tailwind */

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

  /* Selection color */
  ::selection {
    background-color: rgba(13, 148, 136, 0.2);
    color: #134e4a;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #f1f5f9;
  }
  ::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #64748b;
  }

  /* Fade-in animation */
  .fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* Stagger children */
  .fade-in-stagger > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }
  .fade-in-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
  .fade-in-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
  .fade-in-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
  .fade-in-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
  .fade-in-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
  .fade-in-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
  .fade-in-stagger.visible > * {
    opacity: 1;
    transform: translateY(0);
  }

  /* Navbar scroll state */
  nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.04);
  }
  nav.scrolled .font-serif {
    color: #0f172a;
  }

  /* Mobile menu transition */
  #mobileMenu {
    animation: slideDown 0.3s ease;
  }
  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* Service card hover lift */
  .group:hover {
    transform: translateY(-2px);
  }

  /* Floating card animation */
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
  }
  .float-slow {
    animation: float 6s ease-in-out infinite;
  }
  .float-medium {
    animation: float 4.5s ease-in-out infinite;
    animation-delay: 1s;
  }
  .float-fast {
    animation: float 3.5s ease-in-out infinite;
    animation-delay: 2s;
  }