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

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

  body {
    overflow-x: hidden;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #064e3b;
  }
  ::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #047857;
  }

  /* Float animations */
  @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;
  }

  /* Marquee */
  @keyframes marquee {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-50%); }
  }

  .animate-marquee {
    animation: marquee 30s linear infinite;
  }

  /* Scroll reveal - only below fold, progressive enhancement */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.7s ease, transform 0.7s 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; }
  }

  /* Ensure all content is visible by default for accessibility */
  @media (prefers-reduced-motion: reduce) {
    .reveal {
      opacity: 1;
      transform: none;
    }
    .animate-float, .animate-float-delayed {
      animation: none;
    }
    .animate-marquee {
      animation: none;
    }
  }

  /* Nav active state */
  nav a.active {
    color: #047857;
  }

  /* Selection color */
  ::selection {
    background: #065f46;
    color: #faf8f4;
  }

  /* Focus visible */
  *:focus-visible {
    outline: 2px solid #d97706;
    outline-offset: 2px;
  }