/* ══════════════════════════════════════════════
   nav.css — Navigation bar & mobile menu
   ══════════════════════════════════════════════ */

@font-face {
  font-family: 'Luxia-Display';
  src: url('../fonts/Luxia-Display.otf') format('opentype');
  font-display: swap;
}

* {
  --nav-bg: rgba(50, 50, 50, 0.9);
  --nav-border: rgba(255, 255, 255, 0.08);
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  transition: background 0.4s;
}

.nav-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: var(--nav-height);
}

/* ── Logo ── */
.logo {
  font-family: 'Luxia-Display', var(--font-display);
  font-size: 24px;
  /* font-weight: 400; */
  color: var(--gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: normal;
  text-decoration: none;
}

/* ── Desktop links ── */
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-dim);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s;
}

.nav-links a:hover {
  color: var(--gold);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Active link */
.nav-links a.active {
  color: var(--gold);
}

.nav-links a.active::after {
  width: 100%;
}

/* ── Hamburger toggle ── */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 32px;
  position: relative;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--gold);
  position: absolute;
  left: 6px;
  transition: all 0.3s;
}

.menu-toggle span:nth-child(1) {
  top: 10px;
}

.menu-toggle span:nth-child(2) {
  top: 16px;
}

.menu-toggle span:nth-child(3) {
  top: 22px;
}

/* Animate to X when open */
.menu-toggle.open span:nth-child(1) {
  top: 16px;
  transform: rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  top: 16px;
  transform: rotate(-45deg);
}

/* ── Mobile breakpoint ── */
@media (max-width: 800px) {
  body.nav-menu-open {
    overflow: hidden;
  }

  .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(82vw, 340px);
    height: 100dvh;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 96px 24px 24px;
    gap: 20px;
    border-left: 1px solid rgba(237, 197, 128, 0.08);
    box-shadow: none;
    transform: translateX(calc(100% + 48px));
    transition: transform 0.3s ease;
    pointer-events: none;
    overflow-y: auto;
    overscroll-behavior: contain;
    will-change: transform;
  }

  .nav-links.open {
    transform: translateX(0);
    box-shadow: -24px 0 40px rgba(0, 0, 0, 0.45);
    pointer-events: auto;
  }

  .menu-toggle {
    display: block;
    z-index: 110;
  }
}