/* ── navigation ── */
/* search overlay */
.nav-search-overlay {
  position: fixed; inset: 0; z-index: 1000; display: none;
  flex-direction: column; align-items: center;
  background: rgba(0,0,0,0.3); padding: 16px;
}
.nav-search-overlay.show { display: flex; }
.nav-search-overlay .search-panel {
  width: 100%; max-width: 460px; background: #fff; border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18); overflow: hidden;
  display: flex; flex-direction: column; max-height: 70vh;
}
.nav-search-overlay .search-row {
  display: flex; align-items: center; padding: 10px 14px; gap: 10px;
}
.nav-search-overlay .search-row svg { flex-shrink: 0; }
.nav-search-overlay .search-row input {
  flex: 1; border: none; font-size: 16px; font-family: inherit;
  background: transparent; color: var(--ink); outline: none;
}
.nav-search-overlay .search-row input::placeholder { color: #c5c0b8; }
.nav-search-overlay .search-row .search-clear-btn {
  background: none; border: none; font-size: 22px; color: var(--mute);
  cursor: pointer; width: 28px; height: 28px; display: none;
  align-items: center; justify-content: center; border-radius: 50%;
  flex-shrink: 0;
}
.nav-search-overlay .search-row .search-cancel-btn {
  background: none; border: none; font-size: 14px; color: var(--accent);
  cursor: pointer; white-space: nowrap; font-family: inherit;
  flex-shrink: 0;
}
.nav-search-overlay .search-result-count {
  padding: 6px 14px; font-size: 12px; color: var(--mute);
  border-top: 1px solid var(--hairline); display: none;
}
.nav-search-overlay .search-results-list {
  overflow-y: auto; border-top: 1px solid var(--hairline); display: none;
}
/* map search toggle button */
.nav-search-toggle {
  position: absolute; bottom: 40px; right: 12px; z-index: 150;
  width: 36px; height: 36px; background: #fff; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,.12); cursor: pointer;
  transition: transform .12s, box-shadow .12s;
  user-select: none; -webkit-tap-highlight-color: transparent;
}
.nav-search-toggle:active { transform: scale(.9); }

/* floor chips */
.nav-floors {
  display: flex; gap: 5px; margin-bottom: 10px; overflow-x: auto;
  -webkit-overflow-scrolling: touch; scrollbar-width: none; padding: 2px 0;
}
.nav-floors::-webkit-scrollbar { display: none; }
.nav-floors button {
  padding: 5px 13px; border-radius: 14px; font-size: 12px; font-weight: 550;
  border: 1px solid var(--hairline); background: #fff; color: var(--ink-light);
  cursor: pointer; white-space: nowrap; font-family: inherit; transition: .15s;
}
.nav-floors button.active { background: var(--ink); color: #fff; border-color: var(--ink); }

/* map */
.nav-map-wrap {
  width: 100%; height: 45vh; border-radius: 10px; overflow: hidden;
  border: 1px solid var(--hairline); background: #f9f8f5; position: relative;
}
.nav-map-wrap > div:first-child { width: 100%; height: 100%; }
.nav-map-placeholder {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; color: var(--mute);
  font-size: 13px; gap: 10px;
}

/* result hint */
.nav-result-hint {
  font-size: 11px; color: var(--mute); padding: 10px 0 4px; display: none;
}

/* info card */
.nav-info-card {
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 10px;
  margin-top: 10px; overflow: hidden;
}
.nav-info-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 14px 0;
}
.nav-info-number { font-size: 17px; font-weight: 650; color: var(--ink); margin-right: 6px; }
.nav-info-name { font-size: 14px; color: var(--ink-light); }
.nav-info-tag {
  font-size: 11px; padding: 3px 10px; border-radius: 10px;
  background: #f0ece6; color: var(--ink-light); font-weight: 550; flex-shrink: 0;
}
.nav-info-body { padding: 6px 14px 0; }
.nav-info-row {
  font-size: 13px; color: var(--accent); line-height: 1.7; padding: 6px 0;
  border-bottom: 1px solid var(--hairline-light);
}
.nav-info-row:empty { display: none; }
.nav-info-meta {
  display: flex; gap: 14px; font-size: 12px; color: var(--mute); padding: 8px 0;
  flex-wrap: wrap;
}
.nav-info-meta span:empty { display: none; }
.nav-info-actions {
  display: flex; gap: 8px; padding: 10px 14px 14px;
  border-top: 1px solid var(--hairline-light);
}
.nav-info-actions .btn-accent { flex: 1; font-size: 13px; }
.nav-info-secondary {
  background: none; border: none; font-size: 12px; color: var(--mute);
  padding: 8px 6px; cursor: pointer; font-family: inherit; flex-shrink: 0;
}
.nav-info-ai {
  display: inline-flex; align-items: center; gap: 5px;
  background: #fff5f0; border: 1px solid var(--accent);
  color: var(--accent); font-size: 12px; font-weight: 580;
  padding: 7px 12px; border-radius: 7px; cursor: pointer;
  font-family: inherit; flex-shrink: 0;
}
.nav-info-ai:active { background: #ffebe0; }

/* nav photos */
.nav-info-photos {
  display: flex; gap: 6px; overflow-x: auto; padding-bottom: 4px;
  margin-bottom: 10px; scrollbar-width: none; display: none;
}
.nav-info-photos::-webkit-scrollbar { display: none; }
.nav-info-photos.show { display: flex; }
.nav-info-photos img {
  height: 120px; border-radius: 8px; border: 1px solid var(--hairline);
  flex-shrink: 0; object-fit: cover;
}

/* list items */
.nav-result-item {
  padding: 12px 14px; border-bottom: 1px solid var(--hairline-light);
  cursor: pointer; display: flex; gap: 10px; align-items: center; transition: background .1s;
}
.nav-result-item:active { background: #faf9f5; }
.nav-result-item .nr-avatar {
  width: 34px; height: 34px; border-radius: 8px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 650; color: #fff;
}
.nr-avatar.ok { background: var(--ink); }
.nr-avatar.warn { background: var(--accent); }
.nav-result-item .nr-info { flex: 1; min-width: 0; }
.nav-result-item .nr-name { font-size: 14px; font-weight: 580; }
.nav-result-item .nr-hint {
  font-size: 11px; color: var(--accent); margin-top: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}