/* ============================================================
   NAVIGATION
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklch, var(--color-primary) 96%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201,168,76,0.2);
  transition: box-shadow var(--transition);
}
.nav--scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 5vw, var(--space-16));
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}
.nav__logo-img {
  height: 44px;
  width: auto;
  /* White-tint filter for navy background */
  filter: brightness(0) invert(1);
}
.nav__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  max-width: 140px;
}

/* Desktop links */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav__link:hover,
.nav__link.active {
  color: var(--color-accent);
  background: rgba(201,168,76,0.1);
}

/* CTA button in nav */
.nav__cta {
  margin-left: var(--space-4);
  padding: var(--space-2) var(--space-5);
  background: var(--color-accent);
  color: #1A1610;
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: background var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.nav__cta:hover {
  background: var(--color-accent-hover);
  box-shadow: 0 4px 16px rgba(201,168,76,0.4);
}

/* Theme toggle */
.nav__theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.75);
  transition: color var(--transition), background var(--transition);
  margin-left: var(--space-2);
}
.nav__theme-toggle:hover {
  color: var(--color-accent);
  background: rgba(201,168,76,0.1);
}

/* Mobile hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: var(--space-2);
  cursor: pointer;
  background: none;
  border: none;
}
.nav__hamburger span {
  display: block;
  height: 2px;
  background: rgba(255,255,255,0.85);
  border-radius: var(--radius-full);
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; width: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav__mobile {
  display: none;
  flex-direction: column;
  background: var(--color-primary);
  border-top: 1px solid rgba(201,168,76,0.2);
  padding: var(--space-4) clamp(var(--space-4), 5vw, var(--space-16));
  padding-bottom: var(--space-6);
  gap: var(--space-1);
}
.nav__mobile.open { display: flex; }

.nav__mobile-link {
  font-size: var(--text-base);
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  transition: color var(--transition), background var(--transition);
}
.nav__mobile-link:hover,
.nav__mobile-link.active {
  color: var(--color-accent);
  background: rgba(201,168,76,0.1);
}
.nav__mobile-cta {
  margin-top: var(--space-3);
  text-align: center;
  background: var(--color-accent);
  color: #1A1610;
  font-weight: 700;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
}

/* Responsive */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
}