nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-nav);
  padding: 1.25rem 2rem;
  display: flex; justify-content: space-between; align-items: center;
  transition: background var(--duration-ui) ease,
              border-color var(--duration-ui) ease,
              padding var(--duration-ui) ease;
  background: transparent;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(10,11,13,0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: var(--border);
  /* Force a compositor layer so iOS Safari actually applies the
     backdrop-filter on fixed elements during scroll. */
  transform: translateZ(0);
}
.logo {
  display: inline-flex;
  align-items: center;
  height: 42px;
  will-change: filter;
  transform: translateZ(0);
  transition: filter var(--duration-ui) var(--ease-smooth);
  filter:
    drop-shadow(0 0 6px rgba(244,241,234,0.18))
    drop-shadow(0 2px 12px rgba(0,0,0,0.5));
}
.logo:hover {
  filter:
    drop-shadow(0 0 10px rgba(212,168,74,0.38))
    drop-shadow(0 2px 12px rgba(0,0,0,0.5));
}
.logo svg {
  height: 100%;
  width: auto;
  display: block;
  overflow: visible;
}
.nav-links { display: flex; gap: var(--gap-xl); align-items: center; }
.nav-links a { font-size: var(--fs-small); color: var(--ink-muted); transition: color var(--duration-fast); font-weight: 500; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-cta {
  padding: 0.7rem 1.5rem; background: var(--gold); color: var(--bg) !important;
  border-radius: var(--radius-pill); font-weight: 600; font-size: var(--fs-small); transition: all var(--duration-base);
}
.nav-cta:hover { background: var(--gold-bright); transform: translateY(-1px); }

/* Hamburger button — hidden on desktop */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--ink);
  z-index: calc(var(--z-nav) + 1);
}
.nav-hamburger .bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--duration-base) var(--ease-sharp),
              opacity var(--duration-fast) ease;
}

/* Flyout menu */
.nav-flyout {
  position: fixed;
  inset: 0;
  z-index: var(--z-nav-menu);
  background: #0a0b0d;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5rem 2.5rem 3rem;
  transform: translateX(100%);
  transition: transform var(--duration-ui) var(--ease-sharp);
  visibility: hidden;
}
.nav-flyout.open {
  transform: translateX(0);
  visibility: visible;
}
.flyout-close {
  position: absolute;
  top: 1.4rem;
  right: 1.8rem;
  background: none;
  border: none;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 0.5rem;
  line-height: 0;
  transition: color var(--duration-fast);
}
.flyout-close:hover { color: var(--ink); }

.flyout-links {
  display: flex;
  flex-direction: column;
}
.flyout-links a {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.6rem, 11vw, 4.5rem);
  font-weight: 300;
  font-variation-settings: "opsz" 144, "SOFT" 50;
  color: var(--ink-muted);
  text-decoration: none;
  line-height: 1.15;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
  opacity: 0;
  transform: translateX(32px);
  transition: color var(--duration-fast),
              opacity var(--duration-ui) var(--ease-smooth),
              transform var(--duration-ui) var(--ease-smooth);
}
.flyout-links a:first-child { border-top: 1px solid var(--border); }
.flyout-links a:hover { color: var(--ink); }
.flyout-links a.active { color: var(--gold); }

/* Stagger link reveal */
.nav-flyout.open .flyout-links a { opacity: 1; transform: translateX(0); }
.nav-flyout.open .flyout-links a:nth-child(1) { transition-delay: 0.08s; }
.nav-flyout.open .flyout-links a:nth-child(2) { transition-delay: 0.14s; }
.nav-flyout.open .flyout-links a:nth-child(3) { transition-delay: 0.20s; }

.flyout-footer {
  margin-top: 2.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-label);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  opacity: 0;
  transition: opacity var(--duration-ui) var(--duration-fast);
}
.nav-flyout.open .flyout-footer { opacity: 1; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
}