:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --border: #d8dee4;
  --text: #1f2933;
  --muted: #52606d;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --danger: #dc2626;
  --ok: #059669;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Hiragino Sans", "Yu Gothic UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

.page-header {
  padding: 1rem 1.5rem;
  background: #0f172a;
  color: #f8fafc;
}

.page-header h1 {
  margin: 0 0 0.25rem;
  font-size: 1.35rem;
}

.subtitle {
  margin: 0;
  color: #cbd5e1;
  font-size: 0.9rem;
}

.layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  grid-template-rows: auto auto;
  gap: 1rem;
  padding: 1rem;
  max-width: 1400px;
  margin: 0 auto;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
}

.panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.location-section {
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.location-section h3 {
  margin: 0 0 0.5rem;
  font-size: 0.92rem;
  color: var(--text);
}

.search-mode {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.55rem;
}

.mode-btn {
  flex: 1 1 auto;
  min-width: 8.5rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font-size: 0.78rem;
  cursor: pointer;
  color: var(--text);
  text-align: center;
}

.mode-btn:hover {
  border-color: var(--accent);
}

.mode-btn.active {
  background: #dbeafe;
  border-color: var(--accent);
  color: #1e40af;
  font-weight: 600;
}

.mode-panel[hidden] {
  display: none !important;
}

.search-mode-summary {
  margin: 0.5rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.preset-btn {
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--text);
}

.preset-btn:hover {
  border-color: var(--accent);
}

.preset-btn.active {
  background: #dbeafe;
  border-color: var(--accent);
  color: #1e40af;
  font-weight: 600;
}

.preset-select {
  width: 100%;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  background: #fff;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.btn-secondary {
  flex: 1 1 auto;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--text);
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: #f8fafc;
}

.btn-secondary.active {
  background: #dbeafe;
  border-color: var(--accent);
  color: #1e40af;
  font-weight: 600;
}

.advanced-coords {
  margin: 0.75rem 0 1rem;
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  background: #f8fafc;
}

.advanced-coords summary {
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--muted);
  font-weight: 600;
}

.map-pick-hint {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--accent);
  min-height: 1.1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

#map.map-pick-mode {
  cursor: crosshair;
}

.panel-map {
  grid-column: 2;
  grid-row: 1 / span 2;
  min-height: 520px;
}

.panel-results {
  grid-column: 1;
  grid-row: 2;
  max-height: 520px;
  overflow: auto;
}

#map {
  height: 480px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.field-row {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 0.65rem;
}

label {
  font-size: 0.85rem;
  color: var(--muted);
}

input {
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.95rem;
}

button[type="submit"] {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.6rem 1rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
}

button[type="submit"]:hover {
  background: var(--accent-hover);
}

button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.status {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  min-height: 1.25rem;
}

.status.error {
  color: var(--danger);
}

.status.ok {
  color: var(--ok);
}

.result-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: #fafbfc;
}

.card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
}

.card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.45rem;
}

.walk-badge {
  display: inline-block;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.walk-badge-match {
  background: #dcfce7;
  color: #166534;
}

.walk-badge-note {
  background: #fef3c7;
  color: #92400e;
}

.walk-badge-warn {
  background: #fee2e2;
  color: #991b1b;
}

.card.is-selected {
  border-color: var(--accent);
  background: #eff6ff;
  box-shadow: 0 0 0 2px #bfdbfe;
}

.card-experimental.is-selected {
  border-color: #c2410c;
  background: #fff7ed;
  box-shadow: 0 0 0 2px #fdba74;
}

.card-map-action {
  margin-top: 0.55rem;
  padding-top: 0.45rem;
  border-top: 1px dashed var(--border);
}

.route-card-summary {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.route-card-label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.route-card-main-time {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
}

.route-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.route-card-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.3;
}

.route-card-badge.recommended {
  background: #dbeafe;
  color: #1d4ed8;
}

.route-card-badge.fastest {
  background: #dcfce7;
  color: #166534;
}

.route-card-badge.live {
  background: #ffedd5;
  color: #c2410c;
}

.route-card-badge.selected {
  background: #e0e7ff;
  color: #4338ca;
}

.route-card-map-status {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
}

.route-card-stops {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.45;
}

.route-card-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
}

.route-card-metric {
  font-size: 0.82rem;
  color: var(--muted);
}

.route-card-actions {
  margin-top: 0.15rem;
  padding-top: 0;
  border-top: none;
}

.route-card-details {
  margin-top: 0.55rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.route-card-details summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
}

.route-card-details dl {
  margin: 0.4rem 0 0;
}

.route-card-details dt {
  font-weight: 600;
  margin-top: 0.25rem;
}

.route-card-details dd {
  margin: 0 0 0.15rem;
  word-break: break-word;
}

.route-card .card-badges {
  margin-top: 0.35rem;
}

.show-on-map-btn {
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--text);
}

.show-on-map-btn:hover {
  border-color: var(--accent);
  background: #eff6ff;
}

.show-on-map-btn.is-selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

.card-experimental {
  background: #fff7ed;
  border-color: #fdba74;
}

.transfer-itinerary {
  margin: 0.35rem 0 0.65rem;
  font-size: 0.9rem;
  line-height: 1.55;
}

.transfer-itinerary-header {
  margin: 0 0 0.5rem;
  font-weight: 700;
  color: #9a3412;
}

.transfer-itinerary-leg + .transfer-itinerary-wait,
.transfer-itinerary-wait + .transfer-itinerary-leg {
  margin-top: 0.35rem;
}

.transfer-itinerary-time-stop {
  margin: 0.1rem 0;
}

.transfer-itinerary-time {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.transfer-itinerary-stop {
  font-weight: 500;
}

.transfer-itinerary-service {
  margin: 0.1rem 0 0.1rem 0.35rem;
  color: var(--muted);
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

.transfer-itinerary-wait {
  margin: 0.45rem 0;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  background: #ffedd5;
  color: #9a3412;
  font-size: 0.85rem;
  font-weight: 600;
}

.secondary-transfer-routes {
  margin-top: 0.75rem;
}

.secondary-transfer-routes summary {
  cursor: pointer;
  font-weight: 600;
}

.secondary-transfer-routes[open] {
  padding-top: 0.5rem;
}

.card dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.15rem 0.75rem;
  font-size: 0.85rem;
}

.card dt {
  color: var(--muted);
}

.card dd {
  margin: 0;
}

.empty {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 1rem;
}

.no-results-card {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: #fafbfc;
}

.no-results-card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.no-results-card p {
  margin: 0.35rem 0 0;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.5;
}

.no-results-card ul {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.6;
}

.no-results-hint {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-right: 0.35rem;
}

.badge-direct {
  background: #dbeafe;
  color: #1e40af;
}

.badge-transfer {
  background: #ffedd5;
  color: #9a3412;
}

.map-hint {
  margin: -0.35rem 0 0.65rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.vehicle-actions {
  margin-bottom: 0.5rem;
}

.vehicle-status {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  min-height: 1.1rem;
  color: var(--muted);
}

.vehicle-status.error {
  color: var(--danger);
}

.vehicle-status.ok {
  color: var(--ok);
}

.vehicle-status.info {
  color: var(--muted);
}

.vehicle-popup {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.1rem 0.5rem;
  font-size: 0.82rem;
}

.vehicle-popup dt {
  color: var(--muted);
}

.vehicle-popup dd {
  margin: 0;
  word-break: break-all;
}

.vehicle-link-block {
  margin-top: 0.65rem;
  padding-top: 0.55rem;
  border-top: 1px dashed var(--border);
}

.vehicle-link-title {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ok);
}

.vehicle-link-details {
  margin: 0 0 0.35rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.1rem 0.5rem;
  font-size: 0.82rem;
}

.vehicle-link-details dt {
  color: var(--muted);
}

.vehicle-link-details dd {
  margin: 0;
  word-break: break-all;
}

.vehicle-link-missing {
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.vehicle-match-status-block {
  margin-top: 0.55rem;
}

.vehicle-match-status {
  margin: 0.25rem 0 0;
  font-size: 0.82rem;
  font-weight: 600;
}

.vehicle-match-running {
  color: var(--ok);
}

.vehicle-match-missing {
  color: var(--muted);
}

.vehicle-match-off-service {
  color: var(--muted);
  font-weight: 600;
}

.vehicle-match-leg + .vehicle-match-leg {
  margin-top: 0.35rem;
}

.vehicle-match-details,
.vehicle-popup-details {
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.vehicle-match-details summary,
.vehicle-popup-details summary {
  cursor: pointer;
  color: var(--accent);
}

.vehicle-match-details-list,
.vehicle-popup-details dl {
  margin: 0.35rem 0 0;
}

.vehicle-match-details dt,
.vehicle-popup-details dt {
  font-weight: 600;
  margin-top: 0.2rem;
}

.vehicle-match-details dd,
.vehicle-popup-details dd {
  margin: 0 0 0.15rem;
  word-break: break-all;
}

.vehicle-popup-user .vehicle-popup-title {
  margin: 0 0 0.2rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: #92400e;
}

.vehicle-popup-running {
  margin: 0 0 0.15rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ok);
}

.vehicle-popup-updated {
  margin: 0 0 0.35rem;
  font-size: 0.8rem;
  color: var(--text);
}

.vehicle-popup-selected {
  margin: 0 0 0.45rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: #92400e;
}

.btn-link {
  padding: 0;
  border: none;
  background: none;
  color: var(--accent);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
}

.btn-link:hover {
  color: var(--accent-hover);
}

.datetime-actions {
  margin-bottom: 0.65rem;
}

.dev-panel {
  margin-top: 1rem;
  border: 1px dashed #94a3b8;
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
  background: #f1f5f9;
}

.dev-panel summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  color: #334155;
}

.dev-panel-note {
  margin: 0.5rem 0 0.75rem;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}

.dev-panel-note code {
  font-size: 0.78rem;
}

.dev-subheading {
  margin: 0.75rem 0 0.35rem;
  font-size: 0.85rem;
  color: #334155;
}

.dev-match-summary {
  font-size: 0.85rem;
}

.dev-summary-line {
  margin: 0.15rem 0;
}

.dev-table-wrap {
  overflow-x: auto;
}

.dev-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
}

.dev-table th,
.dev-table td {
  border: 1px solid var(--border);
  padding: 0.25rem 0.35rem;
  text-align: left;
  vertical-align: top;
  word-break: break-all;
}

.dev-table th {
  background: #e2e8f0;
  color: #334155;
  white-space: nowrap;
}

.dev-empty {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.collapsible-experimental {
  margin-top: 1rem;
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  background: #f8fafc;
}

.collapsible-experimental summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--muted);
  list-style-position: outside;
}

.collapsible-experimental[open] summary {
  margin-bottom: 0.5rem;
  color: var(--text);
}

.experimental-note {
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.45;
}

.nearby-stops-panel {
  margin-top: 0.65rem;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #f8fafc;
}

.nearby-heading {
  margin: 0 0 0.45rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.nearby-selected {
  margin: 0 0 0.5rem;
  font-size: 0.82rem;
  color: var(--ok);
  font-weight: 600;
}

.nearby-loading,
.nearby-empty {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.nearby-stop-list {
  margin: 0;
  padding-left: 1.1rem;
}

.nearby-stop-item {
  margin-bottom: 0.45rem;
  font-size: 0.82rem;
}

.nearby-stop-item.is-selected .nearby-stop-label {
  font-weight: 600;
  color: var(--ok);
}

.nearby-stop-label {
  display: block;
  margin-bottom: 0.25rem;
}

.nearby-stop-select {
  font-size: 0.78rem;
  padding: 0.25rem 0.45rem;
}

.nearby-map-popup {
  min-width: 10rem;
}

.nearby-map-popup-number {
  margin: 0 0 0.2rem;
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 600;
}

.nearby-map-popup-name {
  margin: 0 0 0.15rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.nearby-map-popup-distance {
  margin: 0 0 0.45rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.nearby-map-popup.is-selected .nearby-map-popup-name {
  color: var(--ok);
}

.nearby-map-popup.is-selected .nearby-map-popup-number::after {
  content: "（選択済み）";
  margin-left: 0.25rem;
  color: var(--ok);
}

.route-map-popup {
  min-width: 9rem;
}

.route-map-popup-role {
  margin: 0 0 0.2rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: none;
}

.route-map-popup-name {
  margin: 0 0 0.15rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.route-map-popup-time,
.route-map-popup-extra {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text);
}

.route-map-popup-segment .route-map-popup-role {
  color: var(--accent);
}

.map-route-legend {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.map-route-legend span {
  margin-right: 0.75rem;
}

.map-route-legend .legend-walk::before {
  content: "— —";
  color: #16a34a;
  margin-right: 0.2rem;
  letter-spacing: -0.08em;
}

.map-route-legend .legend-bus::before {
  content: "——";
  color: #2563eb;
  margin-right: 0.2rem;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .panel-map,
  .panel-results {
    grid-column: 1;
    grid-row: auto;
    max-height: none;
  }

  #map {
    height: 360px;
  }
}