nav.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6vw;
  background: rgba(17, 29, 63, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(201, 146, 42, 0.2);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

nav.site-nav.scrolled {
  background: rgba(17, 29, 63, 0.99);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.nav-logo {
  font-family: var(--ff-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--sand);
  text-decoration: none;
}
.nav-logo span {
  color: var(--gold-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--ff-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(245, 237, 216, 0.75);
  text-decoration: none;
  transition: color 0.2s ease;
}
.nav-links a:hover {
  color: var(--gold-light);
}
.nav-links a.active {
  color: var(--gold);
}

.nav-links a.nav-cta {
  background: var(--gold);
  color: var(--indigo-dark);
  font-weight: 600;
  padding: 0.55rem 1.3rem;
  border-radius: 3px;
  transition: background 0.2s ease;
}
.nav-links a.nav-cta:hover {
  background: var(--gold-light);
  color: var(--indigo-dark);
}
.nav-links a.nav-cta.active {
  background: var(--gold-light);
  color: var(--indigo-dark);
}

/* Hamburger icon (shown under 768px via mobile.css) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--sand);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Full-screen mobile overlay menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 110;
  background: #111D3F;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4%);
  transition: opacity 0.35s ease, transform 0.35s ease, visibility 0.35s ease;
}
.mobile-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-menu a {
  font-family: var(--ff-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--sand);
  text-decoration: none;
  padding: 0.7rem 1.5rem;
  line-height: 1.4;
  transition: color 0.2s ease;
}
.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--gold-light);
}

.menu-close {
  position: absolute;
  top: 1.2rem;
  right: 1.4rem;
  width: 48px;
  height: 48px;
  background: none;
  border: none;
  font-size: 2rem;
  font-weight: 300;
  color: var(--sand);
  line-height: 1;
  transition: color 0.2s ease;
}
.menu-close:hover {
  color: var(--gold-light);
}