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

body {
  overflow-x: hidden;
}

::selection {
  background: rgba(200, 164, 90, 0.3);
  color: #fff;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0a1628;
}
::-webkit-scrollbar-thumb {
  background: #152d4a;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #c8a45a;
}

/* ── Gold line accent animation ── */
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* ── Mobile menu transitions ── */
#mobileMenu {
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Navbar scroll state ── */
nav.scrolled {
  background: rgba(6, 14, 26, 0.95) !important;
  backdrop-filter: blur(20px) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
}

/* ── Scroll reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s 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; }
}

/* ── Gold gradient text (for special highlights) ── */
.gold-gradient-text {
  background: linear-gradient(135deg, #d4b76a 0%, #c8a45a 50%, #a8843a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Input autofill override ── */
input:-webkit-autofill,
textarea:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 30px #0a1628 inset !important;
  -webkit-text-fill-color: #fff !important;
  transition: background-color 5000s ease-in-out 0s;
}

/* ── Focus visible for accessibility ── */
:focus-visible {
  outline: 2px solid #c8a45a;
  outline-offset: 2px;
}

/* ── Print styles ── */
@media print {
  nav, #contact, .cta-banner { display: none; }
  body { background: #fff; color: #000; }
}