*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #faf8f0;
}
::-webkit-scrollbar-thumb {
  background: #a5d1ba;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #6fb892;
}

/* Selection */
::selection {
  background: #a5d1ba;
  color: #0a2c1d;
}

/* Hero animations */
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fade-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Scroll reveal base — progressive enhancement */
.scroll-reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: no-preference) {
  .scroll-reveal {
    opacity: 0;
    transform: translateY(28px);
  }
  .scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

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

#mobile-menu.closed {
  opacity: 0;
  pointer-events: none;
}

/* Header transparency transition */
#site-header.scrolled {
  background: rgba(253, 252, 248, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(13, 58, 38, 0.08);
}

/* Form 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='%23155e3b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* Focus visible */
:focus-visible {
  outline: 2px solid #155e3b;
  outline-offset: 2px;
}

/* Smooth image loading */
img {
  image-rendering: -webkit-optimize-contrast;
}