/* ─── Reset & Base ─── */
*, *::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; overflow-x: hidden; }
img, video { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; background: none; border: none; font-family: inherit; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── Animations ─── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

/* ─── Reveal on scroll (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── Navigation ─── */
#nav {
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}
#nav.scrolled {
  background: rgba(253, 251, 249, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(184, 92, 56, 0.1);
}

.nav-link {
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.3s ease;
}
.nav-link:hover::after {
  width: 100%;
}

/* ─── Mobile menu ─── */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}
#mobile-menu.open .mobile-link {
  animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}
#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; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

.menu-line {
  transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
}
#menu-toggle.active .menu-line:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}
#menu-toggle.active .menu-line:nth-child(2) {
  opacity: 0;
}
#menu-toggle.active .menu-line:nth-child(3) {
  width: 1.5rem;
  transform: translateY(-4px) rotate(-45deg);
}

/* ─── Eyebrow ─── */
.eyebrow {
  letter-spacing: 0.25em;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #F9F3EC; }
::-webkit-scrollbar-thumb { background: #D9B88A; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #B85C38; }

/* ─── Selection ─── */
::selection { background: rgba(184, 92, 56, 0.2); }