/* Base & Typography */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Lato', system-ui, sans-serif;
  font-weight: 400;
}

.font-serif {
  font-family: 'Cormorant Garamond', Georgia, serif;
}

/* Scroll Reveal Animations */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible,
.reveal-scale.visible {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Navigation */
#nav {
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#nav.scrolled {
  background: rgba(254, 253, 251, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(27, 67, 50, 0.08);
}

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

#mobile-menu.open .mobile-link {
  animation: fadeUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  opacity: 0;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Hamburger Animation */
.menu-line {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease, width 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

body.menu-open .menu-line:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

body.menu-open .menu-line:nth-child(2) {
  opacity: 0;
  width: 0;
}

body.menu-open .menu-line:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
  width: 24px;
}

/* Image hover zoom */
.group img {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Custom selection color */
::selection {
  background: rgba(27, 67, 50, 0.15);
  color: #1B4332;
}

/* Smooth scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #FDF9F2;
}

::-webkit-scrollbar-thumb {
  background: #c5d7c0;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #97ba93;
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #1B4332;
  outline-offset: 3px;
  border-radius: 2px;
}

/* Reduce 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;
  }
  .reveal-up,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }
}