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

  html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  body {
    overflow-x: hidden;
  }

  ::selection {
    background: rgba(6, 78, 59, 0.15);
    color: #064e3b;
  }

  /* Scrollbar */
  ::-webkit-scrollbar {
    width: 6px;
  }
  ::-webkit-scrollbar-track {
    background: #fdf9ee;
  }
  ::-webkit-scrollbar-thumb {
    background: #a7f3d0;
    border-radius: 3px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #34d399;
  }

  /* Hero appear animations */
  .hero-appear {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .hero-appear:nth-child(1) { transition-delay: 0.1s; }
  .hero-appear:nth-child(2) { transition-delay: 0.25s; }
  .hero-appear:nth-child(3) { transition-delay: 0.4s; }
  .hero-appear:nth-child(4) { transition-delay: 0.55s; }
  .hero-appear:nth-child(5) { transition-delay: 0.7s; }

  /* Section reveal animations */
  .section-appear {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  /* Stat cards */
  .stat-card {
    animation: float 6s ease-in-out infinite;
  }
  .stat-card:nth-child(2) {
    animation-delay: -2s;
  }
  .stat-card:nth-child(3) {
    animation-delay: -4s;
  }

  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
  }

  /* Navbar */
  #navbar {
    background: transparent;
  }
  #navbar.scrolled {
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
  }

  /* Mobile menu */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }

  .mobile-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }

  /* Nav lines animation */
  #menu-toggle.active .nav-line:nth-child(1) {
    transform: rotate(45deg) translate(2px, 2px);
  }
  #menu-toggle.active .nav-line:nth-child(2) {
    opacity: 0;
  }
  #menu-toggle.active .nav-line:nth-child(3) {
    transform: rotate(-45deg) translate(2px, -2px);
    width: 24px;
  }

  /* Image hover */
  img {
    display: block;
    max-width: 100%;
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    html {
      scroll-behavior: auto;
    }
  }

  /* Focus visible */
  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* Form inputs */
  input::placeholder, textarea::placeholder {
    color: #a7f3d0;
  }

  /* Subtle line decorations */
  .thin-line {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(6, 78, 59, 0.15), transparent);
  }