* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; color: #0f172a; background: #f8fafc; }
.container { display: flex; min-height: 100%; flex-direction: column; }
header { padding: 16px 20px; border-bottom: 1px solid #e2e8f0; background: white; }
.header-content { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.header-left { flex: 1; }
.header-buttons { display: flex; gap: 8px; align-items: flex-start; }
header h1 { margin: 0 0 4px; font-size: 20px; }
header p { margin: 0; color: #475569; }
#show-instructions { margin-top: 4px; }
#btn-submit { margin-top: 4px; }
main { flex: 1; display: flex; flex-direction: column; gap: 12px; padding: 12px 20px; }
.controls { display: flex; flex-direction: column; gap: 8px; background: white; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px; }
.controls .row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.controls .row.right { justify-content: flex-end; }
.submit-section { display: flex; justify-content: center; align-items: center; padding: 8px 0; }
.map-layout {
  display: flex;
  gap: 16px;
  margin: 16px 0;
}

#map { 
  height: calc(100vh - 260px); 
  min-height: 400px; 
  flex: 1; 
  border: 1px solid #e2e8f0; 
  border-radius: 8px; 
  background: #e2e8f0; 
}

.sidebar {
  width: 320px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 16px;
  height: fit-content;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-inputs label { display: block; margin-bottom: 8px; }
.sidebar-inputs input { width: 100%; }

.sidebar-buttons {
  display: flex;
  flex-direction: row;
  gap: 6px;
  margin: 12px 0;
  flex-wrap: wrap;
}

.sidebar-buttons button {
  flex: 1;
  font-size: 12px;
  padding: 6px 8px;
  min-width: 0;
}

.sidebar h3 {
  margin: 0 0 12px 0;
  color: #334155;
  font-size: 16px;
  font-weight: 600;
}

.sidebar-header { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.mobile-only { display: none; }

/* Responsive design */
@media (max-width: 768px) {
  .map-layout { flex-direction: column; }
  .sidebar { width: 100%; order: -1; }
  .mobile-only { display: inline-block; }
  .header-content { flex-direction: column; align-items: stretch; }
  #show-instructions { margin-top: 8px; align-self: flex-end; }
}

/* Hide/show for mobile toggle */
.sidebar.hidden { display: none; }
.info { display: flex; gap: 16px; color: #334155; }
footer { padding: 12px 20px; color: #64748b; }

button { border: 1px solid #cbd5e1; background: white; color: #0f172a; padding: 8px 12px; border-radius: 6px; cursor: pointer; }
button.primary { background: #2563eb; border-color: #2563eb; color: white; }
button.secondary { background: #475569; border-color: #475569; color: white; }
button.success { background: #16a34a; border-color: #16a34a; color: white; }
button.danger { background: #dc2626; border-color: #dc2626; color: white; }
button:disabled { opacity: 0.6; cursor: not-allowed; }

label { display: flex; gap: 6px; align-items: center; }
label span { color: #475569; font-size: 12px; white-space: nowrap; }
input[type="text"] { padding: 8px 10px; border: 1px solid #cbd5e1; border-radius: 6px; flex: 1; min-width: 0; }

/* Modal Styles */
.modal {
  display: block;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
}

.modal-content {
  background-color: white;
  margin: 5% auto;
  padding: 20px;
  border-radius: 8px;
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
}

.modal h2 {
  margin-top: 0;
  color: #0f172a;
}

.video-container {
  margin: 20px 0;
  text-align: center;
}

.video-container video {
  border-radius: 8px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.video-caption {
  margin: 8px 0 0 0;
  font-size: 14px;
  color: #64748b;
  font-style: italic;
  text-align: center;
}

.instructions ol {
  margin: 16px 0;
  padding-left: 20px;
}

.instructions li {
  margin: 8px 0;
  line-height: 1.5;
}

.legend {
  background: #f8fafc;
  padding: 12px;
  border-radius: 6px;
  margin: 16px 0;
}

.legend h3 {
  margin: 0 0 8px 0;
  font-size: 14px;
}

.legend p {
  margin: 4px 0;
  font-size: 13px;
}

.legend-marker {
  display: inline-block;
  width: 20px;
  height: 20px;
  background: #2563eb;
  color: white;
  text-align: center;
  border-radius: 50%;
  font-size: 12px;
  font-weight: bold;
  margin-right: 8px;
}

.privacy-section {
  margin: 16px 0;
  padding: 12px;
  background: #fef3c7;
  border-radius: 6px;
}

.complex-route-section {
  margin: 16px 0;
  padding: 12px;
  background: #eff6ff;
  border-radius: 6px;
  border-left: 4px solid #2563eb;
}

.complex-route-section h4 {
  margin: 0 0 8px 0;
  font-size: 14px;
  color: #1e40af;
}

.complex-route-section p {
  margin: 6px 0;
  font-size: 13px;
  line-height: 1.4;
}

.privacy-section h3 {
  margin: 0 0 8px 0;
  font-size: 14px;
}

.privacy-section label {
  display: block;
  margin: 6px 0;
  font-size: 13px;
}

.privacy-section input[type="radio"] {
  margin-right: 8px;
}

.modal-buttons {
  text-align: center;
  margin-top: 20px;
}

.modal.hidden {
  display: none;
}

/* Stops Container */
.stops-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.stop-item {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  gap: 8px;
  transition: opacity 0.2s ease;
}

.stop-item.dragging {
  opacity: 0.6;
}

.stop-item.drag-over {
  border-color: #2563eb;
  background: #eff6ff;
}
.drag-handle { 
  cursor: grab; 
  color: #64748b; 
  user-select: none; 
  padding: 4px; 
  font-size: 16px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.drag-handle:active { cursor: grabbing; }
.drag-handle:hover { color: #334155; }

.stop-number {
  background: #2563eb;
  color: white;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: bold;
  margin-right: 8px;
}

.stop-name {
  flex: 1;
  margin-right: 8px;
}

.stop-remove {
  background: #dc2626;
  color: white;
  border: none;
  border-radius: 3px;
  width: 20px;
  height: 20px;
  cursor: pointer;
  font-size: 12px;
}

.stop-remove:hover {
  background: #b91c1c;
}