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

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 64px;
  }

  body {
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Floating cards animation */
  @media (prefers-reduced-motion: no-preference) {
    .floating-card {
      animation: float-slow 6s ease-in-out infinite;
    }

    .floating-card-2 {
      animation: float-slow-2 7s ease-in-out infinite;
    }

    .scroll-line {
      width: 100%;
      height: 16px;
      background: linear-gradient(to bottom, transparent, var(--tw-gradient-from));
      animation: scroll-down 1.8s ease-in-out infinite;
    }

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

    @keyframes float-slow-2 {
      0%, 100% { transform: translateY(0px); }
      50% { transform: translateY(6px); }
    }

    @keyframes scroll-down {
      0% { transform: translateY(-100%); opacity: 0; }
      50% { opacity: 1; }
      100% { transform: translateY(200%); opacity: 0; }
    }
  }

  /* Scroll reveal — progressive enhancement */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 1;
      transform: translateY(0);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Nav active state */
  #nav.scrolled {
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.06);
  }

  /* Mobile menu transition */
  #mobile-menu {
    transition: max-height 0.3s ease, opacity 0.3s ease;
  }

  /* Focus styles */
  a:focus-visible, button:focus-visible {
    outline: 2px solid #059669;
    outline-offset: 2px;
    border-radius: 2px;
  }

  /* Selection */
  ::selection {
    background: #059669;
    color: #f5f0e8;
  }