/* ============================================================
   NAV.CSS — Navigation bar & mobile menu
   ============================================================ */

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5vw; height: 68px;
  background: var(--slate);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.nav-logo { display: inline-flex; align-items: center; text-decoration: none; }

.nav-links { display: flex; gap: 2.2rem; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: rgba(255,255,255,0.9); }

.nav-cta {
  background: var(--sage);
  color: var(--white) !important;
  padding: 0.45rem 1.2rem;
  border-radius: var(--radius);
  font-size: 0.78rem !important;
  letter-spacing: 0.06em;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--sage-lt) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: rgba(255,255,255,0.6);
  border-radius: 2px;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: var(--slate);
  z-index: 99;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-menu a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  padding: 1rem 5vw;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: block;
}
.mobile-menu.open { display: flex; }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
}