/* ── nav.css ────────────────────────────────────────────────────
   Alert banner, site header, navigation.
──────────────────────────────────────────────────────────────── */

/* ── Alert Banner ───────────────────────────────────────────── */
.alert-banner {
  background: var(--gold);
  color: var(--navy);
  text-align: center;
  padding: .65rem 1.5rem;
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .01em;
}
.alert-banner a { color: var(--navy); text-decoration: underline; }

/* ── Site Header ────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  box-shadow: 0 2px 16px rgba(0,0,0,.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1140px;
  margin: 0 auto;
}

/* ── Brand ──────────────────────────────────────────────────── */
.nav-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}
.nav-brand-text {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  line-height: 1.2;
}
.nav-brand-text span {
  display: block;
  font-family: var(--sans);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
}

/* ── Links ──────────────────────────────────────────────────── */
.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
  list-style: none;
}
.nav-links a {
  color: rgba(255,255,255,.8);
  font-size: .88rem;
  font-weight: 500;
  padding: .5rem .75rem;
  border-radius: var(--radius);
  letter-spacing: .02em;
  transition: all var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,.1);
}
.nav-links .nav-donate a {
  background: var(--accent);
  color: var(--white);
  padding: .5rem 1rem;
  font-weight: 600;
}
.nav-links .nav-donate a:hover { background: #a50d24; }

/* ── Mobile Toggle ──────────────────────────────────────────── */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .25rem;
  color: var(--white);
  font-size: 1.25rem;
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.5rem 1.5rem;
    border-top: 1px solid rgba(255,255,255,.1);
    gap: .25rem;
  }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: .65rem .75rem; }

  .nav-brand-text { font-size: .95rem; }
  .nav-brand-text span { display: none; }
  .alert-banner { font-size: .82rem; padding: .55rem 1rem; }
}