/* ─── Base & Utilities ─── */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: hidden;
}

/* Focus styles */
*:focus-visible {
  outline: 2px solid #E07A5F;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ─── Scroll Reveal (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .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 {
  box-shadow: 0 1px 20px rgba(26, 28, 33, 0.08);
}

/* ─── Nav link underline effect ─── */
.nav-link {
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 4px;
  right: 4px;
  height: 2px;
  background: #E07A5F;
  border-radius: 1px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ─── Mobile menu animation ─── */
#menu-toggle[aria-expanded="true"] #bar1 {
  transform: translateY(4px) rotate(45deg);
}
#menu-toggle[aria-expanded="true"] #bar2 {
  opacity: 0;
  transform: scaleX(0);
}
#menu-toggle[aria-expanded="true"] #bar3 {
  transform: translateY(-4px) rotate(-45deg);
}

#mobile-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ─── Custom scrollbar ─── */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f6f7f9;
}
::-webkit-scrollbar-thumb {
  background: #c5c9d3;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #a5abb9;
}

/* ─── Selection ─── */
::selection {
  background: rgba(224, 122, 95, 0.2);
  color: #1a1c21;
}
</style>