/* ========== BASE ========== */
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 80px; }
  body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
  img { max-width: 100%; height: auto; display: block; }
  a { text-decoration: none; color: inherit; }
  button { cursor: pointer; border: none; background: none; font-family: inherit; }

  /* ========== NAV ========== */
  #site-header {
    background: transparent;
    transition: background 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
  }
  #site-header.scrolled {
    background: rgba(250, 249, 246, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(27, 67, 50, 0.08);
  }
  #site-header.scrolled .nav-link { color: #1B4332; }
  #site-header.scrolled .font-serif { color: #1B4332; }

  /* ========== MOBILE MENU ========== */
  #mobile-menu.open { max-height: 400px; }
  .mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(27, 67, 50, 0.08);
    transition: color 0.2s;
  }
  .mobile-link:hover { color: #3d7a3e; }
  .mobile-link:last-child { border-bottom: none; }

  /* ========== REVEAL ANIMATIONS ========== */
  .reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ========== HERO FLOATING CARDS ========== */
  @media (prefers-reduced-motion: no-preference) {
    .absolute.bg-white, .absolute.bg-forest-700 {
      animation: float 6s ease-in-out infinite;
    }
    .absolute.left-0.bg-white { animation-delay: -2s; }
    .absolute.bottom-8.right-4.bg-forest-700 { animation-delay: -4s; }
  }
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
  }

  /* ========== SCROLLBAR ========== */
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #f5f3ee; }
  ::-webkit-scrollbar-thumb { background: #bdd5be; border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: #8fbc8e; }