/*
 * nav.css
 * ─────────────────────────────────────────────────────────────
 * Fixed top navigation bar.
 * Shrinks on scroll via nav.js.
 * ─────────────────────────────────────────────────────────────
 */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 4rem;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--silver);
  transition: padding 0.3s;
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--blue); }

.nav-cta {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
  background: var(--blue);
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--ink); }