/* ============================================================
   LAYOUT — navigation, footer, page chrome
   ============================================================ */

/* --- Site header / nav --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ink-0);
  border-bottom: var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--space-lg);
}

/* Brand mark */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo {
  width: 40px;
  height: 40px;
  border: var(--border-gold-hi);
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink-2);
}

.nav-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.nav-name {
  display: flex;
  flex-direction: column;
}

.nav-name__primary {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--gold);
  line-height: 1;
  letter-spacing: 0.04em;
}

.nav-name__secondary {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-top: 2px;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  transition: color var(--transition);
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 0.5px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--gold);
}

.nav-links a[aria-current="page"]::after,
.nav-links a:hover::after {
  width: 100%;
}

/* Nav controls */
.nav-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.nav-icon-btn {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 16px;
}

.nav-icon-btn:hover {
  border-color: var(--gold-dim);
  color: var(--gold);
}

.nav-icon-btn[aria-pressed="true"] {
  border-color: var(--gold);
  color: var(--gold);
}

/* Mobile menu toggle */
.nav-menu-btn {
  display: none;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  background: none;
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 18px;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--ink-0);
    border-bottom: var(--border-subtle);
    padding: var(--space-lg);
    gap: var(--space-lg);
  }
  .nav-menu-btn { display: flex; }
}

/* --- Site footer --- */
.site-footer {
  border-top: var(--border-subtle);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: var(--space-2xl);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.footer-brand p {
  font-size: 13px;
  color: var(--text-tertiary);
  line-height: 1.7;
  margin-top: var(--space-sm);
  max-width: 280px;
}

.footer-col h4 {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: var(--space-md);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-col ul a {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--text-tertiary);
}

.footer-col ul a:hover {
  color: var(--gold);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

/* --- Page hero band --- */
.page-hero {
  padding: var(--space-2xl) 0 var(--space-xl);
  border-bottom: var(--border-subtle);
  background: var(--ink-0);
}

.page-hero h1 {
  margin-bottom: var(--space-sm);
}

.page-hero p {
  color: var(--text-tertiary);
  font-size: 1.1rem;
  max-width: 560px;
}