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

body {
  overflow-x: hidden;
}

::selection {
  background: #C0684A;
  color: #fdfbf7;
}

/* Animation keyframes */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounceSlow {
  0%, 100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 8px);
  }
}

.animate-bounce-slow {
  animation: bounceSlow 2.5s ease-in-out infinite;
}

/* Scroll reveal — progressive enhancement */
.reveal-item {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal-item {
    opacity: 0;
    transform: translateY(20px);
  }
  
  .reveal-item.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Header transitions */
#site-header.scrolled {
  background: rgba(15, 15, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

#site-header.scrolled a,
#site-header.scrolled button {
  color: rgba(255, 255, 255, 0.85);
}

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

.mobile-link {
  transition: color 0.3s ease;
}

/* Form focus styles */
input:focus,
textarea:focus {
  border-color: #C0684A !important;
}

/* Image loading placeholder */
img {
  background-color: #e8e0d4;
}

/* Smooth link underlines */
a:not([class]) {
  text-decoration: none;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #fdfbf7;
}

::-webkit-scrollbar-thumb {
  background: #d4c8b8;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #C0684A;
}