/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { min-height: 100vh; }

/* ── Gold Line Accent ── */
.gold-line {
  width: 64px;
  height: 2px;
  background: linear-gradient(90deg, transparent, #D4A853, transparent);
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal-up {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal-up.revealed,
  .reveal-left.revealed,
  .reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
  }
}

/* Fallback: always visible if JS is disabled or prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .reveal-up, .reveal-left, .reveal-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ── Navbar ── */
#site-header {
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}
#site-header.scrolled {
  background: rgba(2, 6, 2, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(212, 168, 83, 0.08);
  padding: 0;
}

/* ── Mobile Menu ── */
#mobile-menu {
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
#mobile-menu.open {
  pointer-events: all;
  opacity: 1;
}
#mobile-menu.closed {
  pointer-events: none;
  opacity: 0;
}

/* ── Hamburger Animation ── */
#menu-toggle[aria-expanded="true"] #bar1 {
  transform: translateY(6px) rotate(45deg);
}
#menu-toggle[aria-expanded="true"] #bar2 {
  opacity: 0;
}
#menu-toggle[aria-expanded="true"] #bar3 {
  transform: translateY(-6px) rotate(-45deg);
}

/* ── Mobile Link Hover ── */
.mobile-link {
  position: relative;
}
.mobile-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 1px;
  background: #D4A853;
  transition: width 0.3s ease, left 0.3s ease;
}
.mobile-link:hover::after {
  width: 100%;
  left: 0;
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0a0a0a; }
::-webkit-scrollbar-thumb { background: #1a1a1a; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #D4A853; }

/* ── Selection ── */
::selection {
  background: rgba(212, 168, 83, 0.3);
  color: #FAF6F0;
}

/* ── Focus Visible ── */
:focus-visible {
  outline: 2px solid #D4A853;
  outline-offset: 2px;
}

/* ── Button Ripple Subtle Glow ── */
button:hover, a:hover {
  cursor: pointer;
}

/* ── Map Grayscale Transition ── */
iframe {
  transition: filter 0.7s ease;
}
iframe:hover {
  filter: grayscale(0%);
}

/* ── Image Hover ── */
img {
  display: block;
  max-width: 100%;
}