/* ==========================================================================
   Trains page - page-specific layout only.
   Reuses .glass / .btn / .state-banner / .spinner from base.css.
   ========================================================================== */

/* -- Tabs -- */

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 20px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--muted);
  background: var(--surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.tab-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

.tab-btn.active {
  color: #fff;
  background: var(--brand-strong);
  border-color: var(--brand-strong);
}

.tab-icon {
  display: inline-flex;
}

.tab-icon .icon {
  width: 18px;
  height: 18px;
}

.tab-panel {
  margin-bottom: 8px;
}

.tab-panel[hidden] {
  display: none;
}

.tab-panel:not([hidden]) {
  animation: panelFadeIn 0.2s ease;
}

/* -- Section card -- */

.section-card {
  padding: 22px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.section-head h2 {
  font-size: 1.25rem;
  color: var(--ink);
}

.section-sub {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 8px 0 4px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-small {
  padding: 7px 14px;
  font-size: 0.85rem;
}

/* -- Loading / retry state wrapper -- */

.state-inline {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  color: var(--muted);
}

.state-banner .btn {
  margin-left: auto;
  flex-shrink: 0;
}

/* -- Directory (routes / stops) -- */

.directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 16px;
}

.search-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.search-input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 14px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.5);
  margin-bottom: 12px;
}

.search-input:focus-visible {
  outline: 2px solid var(--brand-strong);
  outline-offset: 1px;
}

.directory-list {
  list-style: none;
  max-height: 360px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.35);
}

.directory-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.directory-item:last-child {
  border-bottom: none;
}

.directory-item.is-clickable {
  cursor: pointer;
}

.directory-item.is-clickable:hover {
  background: rgba(255, 255, 255, 0.6);
}

.directory-item.is-clickable:focus-visible {
  outline: 2px solid var(--brand-strong);
  outline-offset: -2px;
}

.directory-item.is-selected {
  background: var(--brand);
  border-left: 3px solid var(--brand-strong);
  padding-left: 11px;
}

.route-filter-note {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.route-filter-note strong {
  color: var(--ink);
}

.stop-schedule {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  cursor: default;
}

.stop-schedule-route {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stop-schedule-times {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.time-chip {
  display: inline-block;
  font-size: 0.78rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border);
  color: var(--ink);
  white-space: nowrap;
}

.time-chip-more {
  color: var(--muted);
  font-style: italic;
}

.stop-schedule-empty {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

.route-filter-clear {
  background: none;
  border: none;
  padding: 0;
  color: var(--brand-strong);
  text-decoration: underline;
  font-size: 0.82rem;
  font-family: inherit;
}

.directory-item .item-title {
  font-size: 0.95rem;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.directory-item .item-sub {
  font-size: 0.8rem;
  color: var(--muted);
}

.badge {
  display: inline-block;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--brand);
  color: var(--brand-strong);
  white-space: nowrap;
}

.directory-empty {
  padding: 18px 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

/* -- Live positions table -- */

.live-table-wrap {
  margin-top: 14px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
}

.live-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 520px;
}

.live-table th {
  text-align: left;
  color: var(--muted);
  font-weight: normal;
  font-size: 0.8rem;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.35);
}

.live-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
  vertical-align: top;
}

.live-table tr:last-child td {
  border-bottom: none;
}

.live-table a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

@media (max-width: 560px) {
  .tab-btn span.btn-label,
  .tab-btn {
    font-size: 0.88rem;
    padding: 9px 14px;
  }
}