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

  body {
    overflow-x: hidden;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #fefdf8;
  }
  ::-webkit-scrollbar-thumb {
    background: #c5e1a5;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #81c784;
  }

  /* Navbar scroll state */
  nav.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
  }

  /* Selection color */
  ::selection {
    background: #dcedc8;
    color: #0f3312;
  }

  /* Animations */
  @keyframes fadeUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* Stagger delays */
  .stagger-1 { transition-delay: 0.1s; }
  .stagger-2 { transition-delay: 0.2s; }
  .stagger-3 { transition-delay: 0.3s; }
  .stagger-4 { transition-delay: 0.4s; }
  .stagger-5 { transition-delay: 0.5s; }
  .stagger-6 { transition-delay: 0.6s; }

  /* Mobile menu transition */
  #mobileMenu {
    animation: fadeIn 0.3s ease;
  }

  /* Hero image shimmer */
  @keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
  }

  /* Floating animation for hero card */
  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
  }

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

  /* Focus styles for accessibility */
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  select:focus-visible,
  textarea:focus-visible {
    outline: 2px solid #4caf50;
    outline-offset: 2px;
  }

  /* Smooth image loading */
  img {
    image-rendering: auto;
    loading: lazy;
  }

  /* Custom select arrow */
  select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
  }

  /* Print styles */
  @media print {
    nav, #contact, footer { display: none; }
    body { color: #000; background: #fff; }
  }