*, *::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;
}

a {
  text-decoration: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

/* Scroll reveal — progressive enhancement, only for below-fold */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Nav active state */
.nav-scrolled {
  background: rgba(253, 249, 243, 0.95) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(6, 78, 59, 0.08);
}

.nav-scrolled .font-display {
  color: rgb(6, 78, 59) !important;
}

/* Mobile menu animation */
#mobile-menu {
  animation: slideDown 0.25s ease;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #FDF9F3;
}
::-webkit-scrollbar-thumb {
  background: #A7F3D0;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #6EE7B7;
}