/* Base & Utilities */
  html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
  }

  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Floating animation for stat cards */
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
  }

  @keyframes float-delayed {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
  }

  .animate-float {
    animation: float 4s ease-in-out infinite;
  }

  .animate-float-delayed {
    animation: float-delayed 5s ease-in-out infinite;
    animation-delay: 1s;
  }

  /* Scroll reveal base — progressive enhancement via JS */
  .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);
  }

  .reveal.hidden-reveal {
    opacity: 0;
    transform: translateY(30px);
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .animate-float, .animate-float-delayed { animation: none; }
    .reveal.hidden-reveal { opacity: 1; transform: none; }
  }

  /* Mobile menu active state */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #F7F5F2;
  }
  ::-webkit-scrollbar-thumb {
    background: #3A3A3A;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #555555;
  }

  /* Selection color */
  ::selection {
    background: #FF6B57;
    color: #fff;
  }