/* ========== 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;
  }

  /* ========== FLOATING ANIMATIONS ========== */
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
  }

  @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 4.5s ease-in-out infinite 0.5s;
  }

  /* ========== SCROLL REVEAL ========== */
  .scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  @media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
      opacity: 0;
      transform: translateY(24px);
    }

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

    .scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
    .scroll-reveal:nth-child(3) { transition-delay: 0.2s; }
    .scroll-reveal:nth-child(4) { transition-delay: 0.3s; }
    .scroll-reveal:nth-child(5) { transition-delay: 0.4s; }
    .scroll-reveal:nth-child(6) { transition-delay: 0.5s; }
  }

  /* ========== NAVBAR SCROLLED STATE ========== */
  #navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
  }

  #navbar.scrolled .logo-text {
    color: #166534;
  }

  /* ========== MOBILE MENU ========== */
  #mobileMenu.open {
    display: block;
    animation: slideDown 0.25s ease;
  }

  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-8px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ========== FOCUS STYLES ========== */
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  textarea:focus-visible {
    outline: 2px solid #166534;
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* ========== SELECTION ========== */
  ::selection {
    background: #d5eadc;
    color: #166534;
  }

  /* ========== SCROLLBAR ========== */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #fdfcf8;
  }
  ::-webkit-scrollbar-thumb {
    background: #aad5bc;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #74bc96;
  }