/* Shared site navigation — mobile drawer + desktop primary + map rail */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.85rem 1.5rem;
  background: rgba(10, 12, 11, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line, rgba(196, 181, 154, 0.14));
}
@media (min-width: 860px) {
  .nav { padding: 0.85rem 2.5rem 0; }
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  width: 100%;
  max-width: var(--max, 1120px);
  margin: 0 auto;
  flex-wrap: wrap;
}

.nav-brand {
  font-family: var(--font-display, "Rajdhani", "Noto Sans SC", sans-serif);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.nav-brand span {
  color: var(--signal, #d4782e);
  font-size: 0.65rem;
  margin-left: 0.35rem;
  letter-spacing: 0.18em;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  border: 1px solid var(--line, rgba(196, 181, 154, 0.14));
  flex-shrink: 0;
  margin-left: auto;
  background: transparent;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--sand, #c4b59a);
  transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 110;
  padding: 0.75rem 1.5rem 1.25rem;
  background: rgba(10, 12, 11, 0.97);
  border-bottom: 1px solid var(--line, rgba(196, 181, 154, 0.14));
  backdrop-filter: blur(12px);
}
.nav-panel.open { display: block; }

.nav-panel .nav-links,
.nav-panel .nav-maps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.nav-panel .nav-links a,
.nav-panel .nav-maps a {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line, rgba(196, 181, 154, 0.14));
  font-size: 0.9rem;
  color: var(--text-dim, #9a9488);
}
.nav-panel .nav-links a:hover,
.nav-panel .nav-maps a:hover,
.nav-panel .nav-links a.active,
.nav-panel .nav-maps a.active {
  color: var(--signal-bright, #f0a14a);
}
.nav-panel .nav-maps {
  margin-top: 0.35rem;
  padding-top: 0.15rem;
}
.nav-panel .nav-group-label {
  font-family: var(--font-display, sans-serif);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--olive, #6b7c3a);
  margin: 0.85rem 0 0.35rem;
}
.nav-desktop-cta { display: none; }
.nav-back {
  font-size: 0.8rem;
  color: var(--text-dim, #9a9488);
  white-space: nowrap;
}
.nav-back:hover { color: var(--sand, #c4b59a); }

@media (min-width: 860px) {
  .nav-toggle { display: none; }

  /* Flatten panel so primary links + map rail can form two rows */
  .nav-panel {
    display: contents !important;
  }
  .nav-panel .nav-group-label { display: none; }

  .nav-links {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap;
    flex: 1 1 auto;
    justify-content: flex-end;
    align-items: center;
    gap: 0.15rem 0.15rem;
    margin: 0 !important;
    padding: 0 !important;
  }
  .nav-links a {
    padding: 0.35rem 0.55rem !important;
    border: none !important;
    font-size: 0.8rem !important;
    color: var(--text-dim, #9a9488);
    border-radius: 2px;
  }
  .nav-links a:hover {
    color: var(--text, #ebe6dc);
    background: rgba(196, 181, 154, 0.06);
  }
  .nav-links a.active {
    color: var(--signal-bright, #f0a14a) !important;
    background: rgba(212, 120, 46, 0.1);
  }

  .nav-desktop-cta {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    margin-left: 0.35rem;
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--line, rgba(196, 181, 154, 0.14));
    font-size: 0.78rem;
  }
  .nav-desktop-cta:hover {
    border-color: rgba(196, 181, 154, 0.35);
    color: var(--sand, #c4b59a);
  }
  .nav-cta.nav-desktop-cta {
    border-color: rgba(212, 120, 46, 0.55);
    color: var(--signal-bright, #f0a14a);
    background: rgba(212, 120, 46, 0.1);
    font-weight: 700;
    letter-spacing: 0.04em;
  }
  .nav-cta.nav-desktop-cta:hover {
    background: var(--signal, #d4782e);
    border-color: var(--signal, #d4782e);
    color: #1a1008;
  }
  .nav-mobile-only { display: none !important; }

  /* Map switcher as dedicated second rail (not mixed into primary links) */
  .nav-maps {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap;
    order: 20;
    flex: 1 0 100%;
    width: 100%;
    gap: 0.35rem;
    margin: 0.65rem 0 0 !important;
    padding: 0.55rem 0 0.7rem !important;
    border-top: 1px solid var(--line, rgba(196, 181, 154, 0.14));
  }
  .nav-maps a {
    padding: 0.28rem 0.65rem !important;
    border: 1px solid transparent !important;
    font-size: 0.72rem !important;
    letter-spacing: 0.04em;
    color: var(--fog, #8a9388) !important;
    background: rgba(18, 22, 20, 0.65);
  }
  .nav-maps a:hover {
    color: var(--sand, #c4b59a) !important;
    border-color: var(--line, rgba(196, 181, 154, 0.14)) !important;
  }
  .nav-maps a.active {
    color: var(--signal-bright, #f0a14a) !important;
    border-color: rgba(212, 120, 46, 0.45) !important;
    background: rgba(212, 120, 46, 0.1);
  }
}

/* Extra hero offset when map rail is present */
@media (min-width: 860px) {
  .nav:has(.nav-maps) ~ .page-hero,
  .nav:has(.nav-maps) ~ .toc-bar {
    scroll-margin-top: 6rem;
  }
  .nav:has(.nav-maps) ~ .page-hero {
    padding-top: 8.75rem;
  }
}