/* ===========================================
   FuelFinder — Mobile-First Styles
   =========================================== */

/* --- CSS Variables --- */
:root {
  --green: #22c55e;
  --yellow: #eab308;
  --red: #ef4444;
  --gray: #94a3b8;
  --primary: #1e3a5f;
  --primary-light: #2d5a8e;
  --bg: #ffffff;
  --surface: #f8fafc;
  --surface-hover: #f1f5f9;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --shadow: 0 2px 12px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.18);
  --radius: 12px;
  --radius-sm: 8px;
  --header-h: 52px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
}

[data-theme="dark"] {
  --primary: #0f172a;
  --primary-light: #1e293b;
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --shadow: 0 2px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-tap-highlight-color: transparent;
}
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, select { font: inherit; }

/* --- Header --- */
#app-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  padding: 0 12px;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
#app-header .logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 6px;
}
#app-header .logo span { color: var(--yellow); }
#app-header .header-actions {
  margin-left: auto;
  display: flex;
  gap: 4px;
}
#app-header .header-actions button {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
#app-header .header-actions button:hover { background: rgba(255,255,255,0.15); }
#app-header .header-actions button svg { width: 20px; height: 20px; }

/* --- Offline Banner --- */
#offline-banner {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: var(--yellow);
  color: #1a1a1a;
  text-align: center;
  padding: 6px;
  font-size: 13px;
  font-weight: 500;
  z-index: 999;
  display: none;
}
#offline-banner.show { display: block; }

/* --- Map --- */
#map {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  bottom: 0;
  z-index: 0;
}
[data-theme="dark"] .leaflet-tile-pane {
  filter: brightness(0.6) invert(1) contrast(3) hue-rotate(200deg) saturate(0.3) brightness(0.7);
}

/* --- User Location Marker --- */
.user-marker {
  background: #3b82f6;
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(59,130,246,0.5);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(59,130,246,0.5); }
  70% { box-shadow: 0 0 0 16px rgba(59,130,246,0); }
  100% { box-shadow: 0 0 0 0 rgba(59,130,246,0); }
}
.accuracy-circle {
  fill: rgba(59,130,246,0.08);
  stroke: rgba(59,130,246,0.25);
  stroke-width: 1;
}

/* --- Custom Fuel Pump Markers --- */
.custom-marker-wrapper { background: none !important; border: none !important; }

.fuel-marker {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
  cursor: pointer;
  transition: transform 0.2s ease;
}
.fuel-marker:hover { transform: scale(1.15) translateY(-2px); }

.marker-pin {
  width: 32px; height: 32px;
  border-radius: 50% 50% 50% 0;
  background: var(--marker-color, #94a3b8);
  border: 2.5px solid var(--marker-dark, #64748b);
  transform: rotate(-45deg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.marker-pin svg {
  transform: rotate(45deg);
}

.fuel-marker.closed .marker-pin {
  background: #6b7280;
  border-color: #4b5563;
  opacity: 0.6;
}
.fuel-marker.closed::after {
  content: 'X';
  position: absolute;
  top: 4px; right: -2px;
  width: 14px; height: 14px;
  background: #ef4444;
  color: #fff;
  border-radius: 50%;
  font-size: 9px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid #fff;
  z-index: 2;
}

/* Pulsing ring for low congestion (best) stations */
.fuel-marker.low .marker-pin::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50% 50% 50% 0;
  border: 2px solid var(--green);
  animation: markerPulse 2s ease-out infinite;
  opacity: 0;
}
@keyframes markerPulse {
  0% { transform: scale(0.8); opacity: 0.8; }
  100% { transform: scale(1.4); opacity: 0; }
}

.marker-point {
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--marker-dark, #64748b);
  margin-top: -1px;
}

.marker-wait {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 6px;
  white-space: nowrap;
  z-index: 3;
  line-height: 1.4;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
[data-theme="dark"] .marker-wait {
  background: #f1f5f9;
  color: #0f172a;
}

/* --- Station Markers (popup) --- */
.leaflet-popup-content-wrapper {
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow) !important;
}
.leaflet-popup-content { margin: 10px 12px !important; font-size: 14px; }
.station-tooltip {
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

/* --- Floating Action Buttons --- */
#fab-group {
  position: fixed;
  right: 14px;
  bottom: 170px;
  z-index: 800;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.fab {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.fab:active { transform: scale(0.92); }
.fab svg { width: 22px; height: 22px; }
.fab.primary { background: var(--primary); color: #fff; }

/* --- Bottom Sheet (Mobile) --- */
#bottom-sheet {
  position: fixed;
  left: 0; right: 0;
  bottom: 0;
  background: var(--surface);
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.12);
  z-index: 900;
  transition: transform var(--transition);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
}
#bottom-sheet .sheet-drag-area {
  flex-shrink: 0;
  cursor: grab;
  touch-action: none;
}
#bottom-sheet .sheet-drag-area:active { cursor: grabbing; }
#bottom-sheet .handle {
  width: 40px; height: 5px;
  background: var(--border);
  border-radius: 3px;
  margin: 10px auto 4px;
  flex-shrink: 0;
}
#bottom-sheet .tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  padding: 0 12px;
}
#bottom-sheet .tabs button {
  flex: 1;
  padding: 10px 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
#bottom-sheet .tabs button.active {
  color: var(--primary-light);
  border-bottom-color: var(--primary-light);
}
[data-theme="dark"] #bottom-sheet .tabs button.active {
  color: #60a5fa;
  border-bottom-color: #60a5fa;
}
#bottom-sheet .sheet-content {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  -webkit-overflow-scrolling: touch;
}

/* Sheet states */
#bottom-sheet[data-state="peek"] { transform: translateY(calc(100% - 150px)); }
#bottom-sheet[data-state="half"] { transform: translateY(calc(100% - 50vh)); }
#bottom-sheet[data-state="full"] { transform: translateY(0); }

/* --- Station Cards --- */
.station-card {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 8px;
  border-left: 4px solid var(--gray);
  cursor: pointer;
  transition: background var(--transition);
}
.station-card:hover { background: var(--surface-hover); }
.station-card.congestion-low { border-left-color: var(--green); }
.station-card.congestion-medium { border-left-color: var(--yellow); }
.station-card.congestion-high { border-left-color: var(--red); }

.station-card .card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}
.station-card .station-name {
  font-weight: 600;
  font-size: 14px;
  line-height: 1.3;
}
.station-card .station-brand {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.station-card .station-distance {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-light);
  white-space: nowrap;
  background: rgba(30,58,95,0.08);
  padding: 2px 8px;
  border-radius: 10px;
}
[data-theme="dark"] .station-card .station-distance {
  background: rgba(96,165,250,0.15);
  color: #60a5fa;
}
.station-card .card-meta {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
  align-items: center;
}
.fuel-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(34,197,94,0.12);
  color: #16a34a;
}
.fuel-tag.estimated {
  background: rgba(30,58,95,0.07);
  color: var(--text-muted);
  border: 1px dashed var(--border);
}
.fuel-tag.unavailable {
  background: rgba(239,68,68,0.1);
  color: #dc2626;
  text-decoration: line-through;
}
.congestion-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.congestion-badge .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  display: inline-block;
}
.congestion-badge.low { background: rgba(34,197,94,0.12); color: #16a34a; }
.congestion-badge.low .dot { background: var(--green); }
.congestion-badge.medium { background: rgba(234,179,8,0.15); color: #a16207; }
.congestion-badge.medium .dot { background: var(--yellow); }
.congestion-badge.high { background: rgba(239,68,68,0.12); color: #dc2626; }
.congestion-badge.high .dot { background: var(--red); }
.congestion-badge.unknown { background: rgba(148,163,184,0.15); color: var(--text-muted); }
.congestion-badge.unknown .dot { background: var(--gray); }

/* Wait time display (prominent) */
.card-wait {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
  padding: 6px 10px;
  border-radius: 6px;
  background: rgba(30,58,95,0.06);
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-light);
}
[data-theme="dark"] .card-wait {
  background: rgba(96,165,250,0.1);
  color: #60a5fa;
}
.card-wait svg { flex-shrink: 0; }

/* Closed station card */
.station-card.station-closed {
  border-left-color: #6b7280;
  opacity: 0.55;
  position: relative;
}
.station-card.station-closed .station-name {
  text-decoration: line-through;
  text-decoration-color: var(--red);
}
.congestion-badge.closed-badge {
  background: rgba(107,114,128,0.15);
  color: #6b7280;
}
.congestion-badge.closed-badge .dot { background: #6b7280; }

/* CTA for unreported stations */
.card-cta {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 6px;
  font-size: 11px;
  font-weight: 600;
  color: var(--primary-light);
  opacity: 0.8;
}
[data-theme="dark"] .card-cta { color: #60a5fa; }

.card-hours {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

.last-report {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* --- Station Detail View --- */
#station-detail {
  display: none;
}
#station-detail.show { display: block; }

#station-detail .detail-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
#station-detail .back-btn {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-hover);
}
#station-detail .detail-name {
  font-size: 18px;
  font-weight: 700;
}
#station-detail .detail-brand {
  font-size: 13px;
  color: var(--text-muted);
}
#station-detail .detail-address {
  font-size: 13px;
  color: var(--text-muted);
  margin: 4px 0 16px;
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.detail-section {
  margin-bottom: 16px;
}
.detail-section h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

/* Fuel availability grid */
.fuel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.fuel-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
}
.fuel-item .fuel-icon {
  width: 24px; height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}
.fuel-item.available .fuel-icon { background: var(--green); }
.fuel-item.unavailable .fuel-icon { background: var(--red); }
.fuel-item.unknown .fuel-icon { background: var(--gray); }
.fuel-item.estimated .fuel-icon { background: #3b82f6; }
.fuel-item.estimated { border-style: dashed; }
.fuel-item.estimated .fuel-status { font-style: italic; }

/* Detail view: needs-report prompts */
.detail-needs-report {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}
.detail-needs-report strong {
  color: var(--primary-light);
}
[data-theme="dark"] .detail-needs-report strong { color: #60a5fa; }

.detail-cta-highlight {
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: rgba(30,58,95,0.06);
  color: var(--primary-light);
  font-size: 12px;
  font-weight: 500;
  margin-top: 4px;
}
[data-theme="dark"] .detail-cta-highlight {
  background: rgba(96,165,250,0.1);
  color: #60a5fa;
}
.fuel-item .fuel-label {
  font-size: 13px;
  font-weight: 500;
}
.fuel-item .fuel-status {
  font-size: 11px;
  color: var(--text-muted);
}

/* Congestion bar */
.congestion-bar {
  height: 8px;
  border-radius: 4px;
  background: var(--border);
  overflow: hidden;
  margin-top: 8px;
}
.congestion-bar .fill {
  height: 100%;
  border-radius: 4px;
  transition: width var(--transition);
}

/* Action buttons row */
.detail-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.detail-actions .action-btn {
  flex: 1;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: background var(--transition), transform var(--transition);
}
.detail-actions .action-btn:active { transform: scale(0.97); }
.action-btn.directions {
  background: var(--primary);
  color: #fff;
}
.action-btn.report {
  background: var(--surface-hover);
  border: 1px solid var(--border);
}
.action-btn.share {
  background: var(--surface-hover);
  border: 1px solid var(--border);
}

/* --- Report Modal --- */
#report-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: none;
  align-items: flex-end;
  justify-content: center;
}
#report-modal.show { display: flex; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
}
.modal-content {
  position: relative;
  background: var(--surface);
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-width: 500px;
  max-height: 85vh;
  overflow-y: auto;
  padding: 20px;
  animation: slideUp 0.3s ease;
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}
.modal-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}
.modal-content .modal-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--surface-hover);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Form elements */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}
.form-group .hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Checkbox group */
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}
.checkbox-group label:has(input:checked) {
  background: rgba(30,58,95,0.1);
  border-color: var(--primary-light);
  color: var(--primary-light);
}
[data-theme="dark"] .checkbox-group label:has(input:checked) {
  background: rgba(96,165,250,0.15);
  border-color: #60a5fa;
  color: #60a5fa;
}
.checkbox-group input { display: none; }

/* Radio group (congestion) */
.radio-group {
  display: flex;
  gap: 8px;
}
.radio-group label {
  flex: 1;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 2px solid var(--border);
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.radio-group input { display: none; }
.radio-group label:has(input:checked).congestion-low-opt {
  border-color: var(--green);
  background: rgba(34,197,94,0.1);
  color: #16a34a;
}
.radio-group label:has(input:checked).congestion-medium-opt {
  border-color: var(--yellow);
  background: rgba(234,179,8,0.1);
  color: #a16207;
}
.radio-group label:has(input:checked).congestion-high-opt {
  border-color: var(--red);
  background: rgba(239,68,68,0.1);
  color: #dc2626;
}

/* Select */
.form-select {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

/* Station status toggle */
.status-toggle {
  display: flex;
  gap: 8px;
}
.status-toggle label {
  flex: 1;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 2px solid var(--border);
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.status-toggle input { display: none; }
.status-toggle label:has(input:checked).open-opt {
  border-color: var(--green);
  background: rgba(34,197,94,0.1);
  color: #16a34a;
}
.status-toggle label:has(input:checked).closed-opt {
  border-color: var(--red);
  background: rgba(239,68,68,0.1);
  color: #dc2626;
}

/* Submit button */
.submit-btn {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-top: 8px;
  transition: background var(--transition), transform var(--transition);
}
.submit-btn:active { transform: scale(0.98); }
[data-theme="dark"] .submit-btn { background: #3b82f6; }

/* --- Filter Panel --- */
#filter-panel {
  position: fixed;
  top: var(--header-h);
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  background: var(--surface);
  z-index: 950;
  box-shadow: -4px 0 24px rgba(0,0,0,0.15);
  transform: translateX(100%);
  transition: transform var(--transition);
  display: flex;
  flex-direction: column;
  padding: 20px;
}
#filter-panel.show { transform: translateX(0); }
#filter-panel h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}
#filter-panel .filter-section {
  margin-bottom: 20px;
}
#filter-panel .filter-section label.section-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: block;
}
.filter-actions {
  margin-top: auto;
  display: flex;
  gap: 8px;
}
.filter-actions button {
  flex: 1;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
}
.filter-actions .apply-btn { background: var(--primary); color: #fff; }
.filter-actions .reset-btn { background: var(--surface-hover); border: 1px solid var(--border); }

/* Radius slider */
.radius-slider {
  width: 100%;
  margin: 8px 0;
}
.radius-slider input[type="range"] {
  width: 100%;
  accent-color: var(--primary);
}
.radius-value {
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  margin-top: 4px;
}

/* Filter backdrop */
#filter-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 940;
  display: none;
}
#filter-backdrop.show { display: block; }

/* --- Crisis Tips --- */
.tips-content h4 {
  font-size: 15px;
  font-weight: 600;
  margin: 16px 0 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.tips-content h4:first-child { margin-top: 0; }
.tips-content ul {
  list-style: none;
  padding: 0;
}
.tips-content li {
  font-size: 13px;
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
  color: var(--text);
  line-height: 1.5;
}
.tips-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--primary-light);
}
[data-theme="dark"] .tips-content li::before { background: #60a5fa; }

.emergency-card {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: 12px;
}
.emergency-card h5 {
  font-size: 13px;
  font-weight: 600;
  color: var(--red);
  margin-bottom: 6px;
}
.emergency-card p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Toast Notifications --- */
.toast {
  position: fixed;
  top: calc(var(--header-h) + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  background: var(--text);
  color: var(--bg);
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  z-index: 1200;
  transition: transform 0.3s ease;
  white-space: nowrap;
  box-shadow: var(--shadow-lg);
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { background: #16a34a; color: #fff; }
.toast.error { background: #dc2626; color: #fff; }

/* --- Loading Overlay --- */
#loading-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  transition: opacity 0.4s ease;
}
#loading-overlay.hide {
  opacity: 0;
  pointer-events: none;
}
.loader-spinner {
  width: 40px; height: 40px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-text {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
}

/* --- Station Count Summary --- */
.station-count {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.station-count strong {
  color: var(--text);
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-muted);
}
.empty-state svg { margin-bottom: 12px; }
.empty-state h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.empty-state p { font-size: 13px; }

/* --- Desktop Layout --- */
@media (min-width: 768px) {
  #bottom-sheet {
    left: 0;
    right: auto;
    top: var(--header-h);
    bottom: 0;
    width: 380px;
    border-radius: 0;
    max-height: none;
    transform: none !important;
    box-shadow: 4px 0 24px rgba(0,0,0,0.08);
  }
  #bottom-sheet .handle { display: none; }

  #map { left: 380px; }

  #fab-group {
    right: 20px;
    bottom: 24px;
  }

  .modal-content {
    border-radius: var(--radius);
    margin-bottom: 0;
    align-self: center;
  }
  #report-modal { align-items: center; }
}

/* --- Settings Panel --- */
#settings-panel {
  position: fixed;
  top: var(--header-h);
  right: 0;
  bottom: 0;
  width: 320px;
  max-width: 85vw;
  background: var(--surface);
  z-index: 950;
  box-shadow: -4px 0 24px rgba(0,0,0,0.15);
  transform: translateX(100%);
  transition: transform var(--transition);
  display: flex;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
}
#settings-panel.show { transform: translateX(0); }
#settings-panel h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}
#settings-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 940;
  display: none;
}
#settings-backdrop.show { display: block; }
.settings-hint {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 10px;
}
.settings-hint strong {
  color: var(--primary-light);
}
[data-theme="dark"] .settings-hint strong { color: #60a5fa; }
.form-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-family: monospace;
}
.form-input:focus {
  outline: none;
  border-color: var(--primary-light);
}
.settings-traffic-status {
  font-size: 12px;
  margin-top: 6px;
}

/* --- Quick Report Popup --- */
.quick-report-wrapper .leaflet-popup-content-wrapper {
  border-radius: 12px !important;
  padding: 0 !important;
  overflow: hidden;
}
.quick-report-wrapper .leaflet-popup-content {
  margin: 0 !important;
  width: auto !important;
}
.quick-report-popup {
  padding: 10px 12px;
  text-align: center;
}
.qr-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-light);
  cursor: pointer;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}
.qr-title:hover { text-decoration: underline; }
.qr-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.qr-buttons {
  display: flex;
  gap: 4px;
}
.qr-btn {
  flex: 1;
  padding: 8px 6px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}
.qr-btn:active { transform: scale(0.93); }
.qr-low {
  background: rgba(34,197,94,0.12);
  color: #16a34a;
  border-color: rgba(34,197,94,0.3);
}
.qr-low:hover { background: rgba(34,197,94,0.25); }
.qr-medium {
  background: rgba(234,179,8,0.12);
  color: #a16207;
  border-color: rgba(234,179,8,0.3);
}
.qr-medium:hover { background: rgba(234,179,8,0.25); }
.qr-high {
  background: rgba(239,68,68,0.12);
  color: #dc2626;
  border-color: rgba(239,68,68,0.3);
}
.qr-high:hover { background: rgba(239,68,68,0.25); }

/* Estimated congestion badge (auto-estimated, dashed) */
.congestion-badge.estimated-cong {
  border: 1px dashed;
  opacity: 0.8;
}
.auto-est-note {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  font-style: italic;
}

/* --- Scrollbar --- */
.sheet-content::-webkit-scrollbar { width: 4px; }
.sheet-content::-webkit-scrollbar-track { background: transparent; }
.sheet-content::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }