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

body {
  overflow-x: hidden;
}

::selection {
  background: #B85C38;
  color: #fff;
}

/* Scroll-reveal (progressive enhancement — hidden by default, revealed via JS) */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    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);
  }

  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
}

/* Header scroll state */
#site-header.scrolled {
  background: rgba(245, 240, 235, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(58, 58, 58, 0.08);
}

#site-header.scrolled .nav-link {
  color: #3A3A3A;
}

#site-header.scrolled .nav-link:hover {
  color: #B85C38;
}

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

.menu-line {
  transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-btn.active .menu-line:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

#menu-btn.active .menu-line:nth-child(2) {
  transform: translateY(-5px) rotate(-45deg);
  opacity: 0;
}

/* Subtle image zoom on hover for cards */
.group img {
  will-change: transform;
}

/* Smooth focus outlines */
input:focus,
textarea:focus,
button:focus {
  outline: none;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: #F5F0EB;
}
::-webkit-scrollbar-thumb {
  background: #D4A574;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #B85C38;
}