/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0f;
  --bg-panel: #12121a;
  --bg-card: #1a1a24;
  --bg-code: #08080d;
  --text: #e0e0e8;
  --text-muted: #7777aa;
  --text-dim: #555570;
  --border: #2a2a3a;
  --accent: #4fc3f7;
  --accent-hover: #81d4fa;
  --p1: #ff44ff;
  --p2: #00e5ff;
  --p3: #00ff88;
  --p4: #ffaa00;
  --p5: #aa55ff;
  --intersection: #ffffff;
  --venue: #ff6b6b;
  --score: #80ff80;
  --font: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Cascadia Code', monospace;
}

html, body {
  height: 100%;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
}

body {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* --- Header --- */
header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  flex-shrink: 0;
}

.header-left h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.5px;
}

.tagline {
  font-size: 11px;
  color: var(--text-dim);
}

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 13px;
}

.version-badge {
  font-size: 11px;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 3px;
}

.credit-badge {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

.credit-badge.paid {
  color: var(--score);
}

.credit-badge.depleted {
  color: var(--venue);
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 6px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  transition: border-color 0.2s;
}

.theme-toggle:hover {
  border-color: var(--text-muted);
}

/* --- Tabs --- */
.tabs {
  display: flex;
  gap: 4px;
}

.tab {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 16px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 13px;
  border-radius: 4px;
  transition: all 0.2s;
}

.tab:hover { border-color: var(--text-muted); }
.tab.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

/* --- Main layout --- */
main {
  flex: 1;
  display: flex;
  min-height: 0;
}

#map {
  flex: 7;
  min-width: 0;
}

aside#panel {
  flex: 4;
  min-width: 320px;
  max-width: 480px;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px;
}

/* --- Controls --- */
.controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.control-group label,
.control-group-label {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

select {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-family: var(--font);
  font-size: 16px;
  border-radius: 4px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%237777aa'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 28px;
}

select:hover { border-color: var(--text-muted); }
select:focus { border-color: var(--accent); }
select:focus:not(:focus-visible) { outline: none; }

.mode-badge {
  font-size: 20px;
  padding: 4px 0;
}

.control-hint {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.3;
}

.control-hint.flash {
  animation: hint-flash 0.6s ease-out;
}

@keyframes hint-flash {
  0% { color: var(--accent); }
  100% { color: var(--text-dim); }
}

/* --- Pipeline --- */
.pipeline h3, .results h3 {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.pipeline-steps {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 4px;
  color: var(--text-dim);
  transition: all 0.3s;
}

.step.done { color: var(--score); }

.step-icon {
  font-size: 16px;
  width: 18px;
  text-align: center;
}

.step-label { flex: 1; font-size: 16px; }

.step-count {
  font-size: 13px;
  color: var(--text-muted);
}

/* --- Results --- */
.results { flex: 1; }

#results-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.result-card {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px;
  background: var(--bg-card);
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  cursor: pointer;
}

.result-card:hover { border-color: var(--text-muted); }

.result-card:first-child {
  border-color: var(--score);
  box-shadow: 0 0 8px rgba(128, 255, 128, 0.15);
}

.result-card:first-child .result-rank {
  color: var(--score);
}

.result-card.selected {
  border-color: var(--accent);
  background: rgba(79, 195, 247, 0.08);
  box-shadow: 0 0 10px rgba(79, 195, 247, 0.2);
}

.result-card.selected .result-rank {
  color: var(--accent);
}

.result-rank {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  min-width: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.result-name { font-weight: 600; font-size: 16px; }

.result-times {
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.result-score { font-size: 15px; color: var(--score); font-weight: 600; }

.time-hot { color: var(--venue); font-weight: 600; }
.time-cool { color: var(--score); font-weight: 600; }

/* --- Directions UI --- */
.directions-section {
  width: 100%;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.directions-block {
  border-top: 1px solid var(--border);
}

.directions-header {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 0;
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  cursor: pointer;
  text-align: left;
  transition: color 0.2s;
}

.directions-header:hover {
  color: var(--accent);
}

.directions-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.directions-label {
  font-weight: 600;
}

.directions-summary {
  flex: 1;
  color: var(--text-muted);
  text-align: right;
}

.directions-toggle {
  width: 16px;
  text-align: center;
  font-size: 12px;
  color: var(--text-dim);
}

.directions-body {
  overflow: hidden;
  max-height: 600px;
  transition: max-height 0.3s ease;
}

.directions-body.collapsed {
  max-height: 0;
}

/* Timeline container */
.directions-timeline {
  padding: 0 0 6px 0;
  position: relative;
}

/* Individual step row */
.directions-step {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  position: relative;
}

/* Vertical connector line between steps */
.directions-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 26px;
  bottom: -6px;
  width: 2px;
  background: var(--route-colour, var(--border));
  opacity: 0.4;
}

/* Step number circle */
.step-marker {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-number {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--route-colour, var(--accent));
  background: var(--bg-panel);
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

/* Manoeuvre icon */
.directions-step .step-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  margin-top: 2px;
}

.directions-step .step-icon svg {
  display: block;
}

/* Step content area */
.step-content {
  flex: 1;
  min-width: 0;
}

.step-instruction {
  font-size: 15px;
  color: var(--text);
  line-height: 1.4;
}

.step-streets {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.step-meta {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.step-progress {
  color: var(--text-dim);
  opacity: 0.7;
}

.step-progress::before {
  content: '—';
  margin-right: 6px;
}

/* Road attribute badges */
.step-badges {
  display: flex;
  gap: 4px;
  margin-top: 3px;
  flex-wrap: wrap;
}

.step-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 1px 5px;
  border-radius: 3px;
  text-transform: uppercase;
}

.badge-toll {
  background: #f59e0b22;
  color: #f59e0b;
  border: 1px solid #f59e0b44;
}

.badge-highway {
  background: #3b82f622;
  color: #3b82f6;
  border: 1px solid #3b82f644;
}

.badge-ferry {
  background: #14b8a622;
  color: #14b8a6;
  border: 1px solid #14b8a644;
}

.badge-rough {
  background: #a1682222;
  color: #a16822;
  border: 1px solid #a1682244;
}

.badge-gate {
  background: #6b728022;
  color: #9ca3af;
  border: 1px solid #6b728044;
}

/* --- Footer / Code Panel --- */
footer {
  border-top: 1px solid var(--border);
  background: var(--bg-panel);
  flex-shrink: 0;
}

#code-panel { padding: 0; }

#code-panel summary {
  padding: 10px 20px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
  user-select: none;
  list-style: none;
}

#code-panel summary::-webkit-details-marker { display: none; }
#code-panel summary::marker { display: none; }
#code-panel summary:hover { color: var(--accent); }
#code-panel[open] summary { border-bottom: 1px solid var(--border); }

#code-panel pre {
  background: var(--bg-code);
  padding: 16px 20px;
  max-height: 200px;
  overflow: auto;
  font-size: 12px;
  line-height: 1.6;
}

#code-panel code { color: var(--text); }

/* --- Map markers --- */
/* IMPORTANT: Never use the CSS `scale` property on MapLibre marker elements.
   MapLibre sets transform: translate() on the element directly, and per the
   CSS spec individual scale applies before the transform property, shifting
   the marker's visual centre away from its geographic position. */
.marker-participant {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.9);
  cursor: pointer;
  transition: opacity 0.3s, box-shadow 0.3s, border-color 0.3s;
  z-index: 5;
}

.marker-participant:hover {
  box-shadow: 0 0 14px currentColor;
}

.marker-participant.selected {
  border-color: #fff;
  box-shadow: 0 0 20px currentColor;
}

.participant-label {
  position: absolute;
  top: calc(100% + 5px);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  pointer-events: none;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9), 0 0 8px rgba(0, 0, 0, 0.8);
}

.marker-venue {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--venue);
  border: 2px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 4px var(--venue);
  cursor: pointer;
  transition: opacity 0.3s, box-shadow 0.3s, border-color 0.3s, background 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-size: 12px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
  opacity: 0.5;
}

.marker-venue .venue-label {
  display: none;
}

.marker-venue[data-rank="1"] {
  background: var(--score);
  border: 3px solid #fff;
  box-shadow: 0 0 16px var(--score), 0 0 32px rgba(128, 255, 128, 0.4);
  z-index: 10;
  color: var(--bg);
  opacity: 1;
  animation: pulse-winner 2s ease-in-out infinite;
}

.marker-venue[data-rank="1"] .venue-label {
  display: block;
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  background: var(--score);
  color: var(--bg);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.marker-venue[data-rank="1"] .venue-label::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--score);
}

@keyframes pulse-winner {
  0%, 100% { box-shadow: 0 0 16px var(--score), 0 0 32px rgba(128, 255, 128, 0.4); }
  50% { box-shadow: 0 0 24px var(--score), 0 0 48px rgba(128, 255, 128, 0.6); }
}

.marker-venue[data-rank="2"] {
  background: var(--accent);
  border-color: rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 8px var(--accent);
  color: var(--bg);
  opacity: 0.85;
}

.marker-venue[data-rank="3"] {
  opacity: 0.65;
}

.marker-venue:hover {
  opacity: 1;
  box-shadow: 0 0 12px var(--venue);
}

.marker-venue.selected {
  opacity: 1;
  border-color: var(--accent);
  box-shadow: 0 0 16px var(--accent), 0 0 32px rgba(79, 195, 247, 0.4);
  z-index: 20;
}

.marker-venue.selected .venue-label {
  display: block;
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  background: var(--accent);
  color: var(--bg);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.marker-venue.selected .venue-label::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--accent);
}

/* --- Interactive mode controls --- */
.mode-buttons {
  display: flex;
  gap: 4px;
}

.mode-btn, .strategy-btn {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 8px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 15px;
  border-radius: 4px;
  transition: all 0.2s;
  text-align: center;
}

.mode-btn:hover, .strategy-btn:hover { border-color: var(--text-muted); }

.mode-btn.active, .strategy-btn.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

.slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.slider-row input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}

.slider-row span {
  font-size: 13px;
  color: var(--text);
  min-width: 50px;
  text-align: right;
  white-space: nowrap;
}

.venue-groups {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.venue-group-label {
  display: block;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: 2px;
}

.venue-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.venue-chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 3px 10px;
  font-size: 12px;
  font-family: inherit;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.venue-chip:hover {
  border-color: var(--text-muted);
}

.venue-chip.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

/* --- Participant chips --- */
#participant-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 24px;
}

.participant-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 6px 3px 8px;
  font-size: 12px;
  color: var(--text);
}

.participant-chip .chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.participant-chip .chip-remove {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 2px;
  font-family: var(--font);
  transition: color 0.2s;
}

.participant-chip .chip-remove:hover {
  color: var(--venue);
}

/* --- Toggle label --- */
.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 0;
}

.toggle-label input[type="checkbox"] {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
}

/* --- Action buttons --- */
.btn-find {
  width: 100%;
  padding: 10px 16px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 4px;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
}

.btn-find:hover:not(:disabled) { background: var(--accent-hover); }

.btn-find:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-clear {
  width: 100%;
  padding: 8px 16px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-clear:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

/* --- Error message --- */
.error-message {
  background: rgba(255, 80, 80, 0.12);
  border: 1px solid rgba(255, 80, 80, 0.3);
  border-radius: 4px;
  padding: 8px 12px;
  font-size: 13px;
  color: #ff8888;
  line-height: 1.4;
}

/* --- Payment panel --- */
.payment-panel {
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 16px;
  text-align: center;
  background: var(--bg-card);
}

.payment-panel h4 {
  font-size: 14px;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 600;
}

.payment-panel .amount {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.payment-panel .qr-container {
  display: inline-block;
  background: #ffffff;
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 12px;
}

.payment-panel .qr-container svg {
  display: block;
}

.payment-panel .copy-btn {
  width: 100%;
  padding: 8px 16px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 4px;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 6px;
}

.payment-panel .copy-btn:hover { background: var(--accent-hover); }

.payment-panel .cancel-btn {
  width: 100%;
  padding: 8px 16px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.payment-panel .cancel-btn:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

.payment-panel .wallet-btn {
  display: none;
  width: 100%;
  padding: 10px 16px;
  background: #f7931a;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  margin-bottom: 6px;
  transition: background 0.2s;
}

.payment-panel .wallet-btn:hover {
  background: #e8830f;
  color: #fff;
}

.payment-panel .qr-link {
  display: inline-block;
}

.payment-panel .qr-fallback {
  word-break: break-all;
  font-size: 11px;
  color: var(--text-muted);
  padding: 12px;
  background: var(--bg-card);
  border-radius: 4px;
  margin-bottom: 8px;
  max-height: 80px;
  overflow-y: auto;
}

.payment-panel .qr-fallback-link {
  text-decoration: none;
}

.payment-panel .status {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 8px;
}

.payment-panel.paid {
  animation: flash-paid 0.8s ease-out;
}

@keyframes flash-paid {
  0% { border-color: var(--score); box-shadow: 0 0 20px rgba(128, 255, 128, 0.4); }
  100% { border-color: var(--accent); box-shadow: none; }
}

/* --- Route popups --- */
/* When a route popup is open, hide all markers so nothing obscures it */
.popup-open .maplibregl-marker {
  opacity: 0.15 !important;
  pointer-events: none !important;
  transition: opacity 0.2s;
}

.route-popup-container.maplibregl-popup {
  z-index: 9999 !important;
}

.route-popup-container .maplibregl-popup-content {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.3);
  padding: 14px 16px;
  max-width: 400px;
}

.route-popup-container .maplibregl-popup-tip {
  border-top-color: var(--bg-panel);
}

.route-popup-container .maplibregl-popup-close-button {
  font-size: 18px;
  color: var(--text-muted);
  padding: 4px 8px;
}

.route-popup-container .maplibregl-popup-close-button:hover {
  color: var(--text);
  background: none;
}

.route-popup {
  font-family: var(--font);
  font-size: 15px;
  max-width: 380px;
}

.route-popup-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0 6px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}

.route-popup .leg-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.route-popup .leg-info {
  color: var(--text);
  line-height: 1.3;
  font-size: 16px;
  font-weight: 600;
}

.route-popup-legs {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 300px;
  overflow-y: auto;
}

.route-popup-step {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
}

.route-popup-step:last-child {
  border-bottom: none;
}

.popup-icon {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  margin-top: 2px;
}

.popup-icon svg {
  display: block;
}

.popup-step-content {
  flex: 1;
  min-width: 0;
}

.popup-instruction {
  color: var(--text);
  font-size: 14px;
  line-height: 1.4;
}

.popup-streets {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.popup-meta {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 3px;
}

/* --- Sheet handle (hidden on desktop) --- */
.sheet-handle {
  display: none;
}

/* --- Utility --- */
.hidden { display: none !important; }

/* --- Light theme --- */
[data-theme="light"] {
  --bg: #f5f5f8;
  --bg-panel: #ffffff;
  --bg-card: #eeeef2;
  --bg-code: #e8e8ec;
  --text: #1a1a2e;
  --text-muted: #666688;
  --text-dim: #8888aa;
  --border: #ccccdd;
  --accent: #0077cc;
  --accent-hover: #0055aa;
  --intersection: #4444ff;
  --venue: #cc3333;
  --score: #008844;
}

/* --- Responsive: mobile bottom sheet --- */
@media (max-width: 768px) {
  header {
    flex-wrap: nowrap;
    gap: 0.5rem;
    padding: 8px 12px;
  }

  .tagline,
  .version-badge,
  .header-right a {
    display: none;
  }

  .header-right {
    gap: 0.5rem;
  }

  main {
    flex-direction: column;
    position: relative;
    overflow: hidden;
  }

  #map {
    flex: none;
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
  }

  aside#panel {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    max-width: none;
    min-width: 0;
    border-left: none;
    border-radius: 16px 16px 0 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    z-index: 20;
    max-height: 90vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    will-change: transform;
    transform: translateY(50vh);
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding-top: 0;
    padding-bottom: 24px;
  }

  /* Sheet handle */
  .sheet-handle {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 12px 0 8px;
    cursor: grab;
    touch-action: none;
    position: sticky;
    top: 0;
    background: var(--bg-panel);
    z-index: 1;
    border-radius: 16px 16px 0 0;
  }

  .sheet-handle-bar {
    width: 40px;
    height: 4px;
    background: var(--text-dim);
    border-radius: 2px;
  }

  /* Touch targets */
  .venue-chip {
    padding: 8px 14px;
    font-size: 13px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .mode-btn, .strategy-btn {
    padding: 10px 8px;
    min-height: 44px;
    font-size: 14px;
  }

  .participant-chip .chip-remove {
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
  }

  .tab {
    padding: 8px 12px;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .theme-toggle {
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  input[type="range"] {
    height: 44px;
  }

  input[type="range"]::-webkit-slider-thumb {
    width: 28px;
    height: 28px;
  }

  /* Action bar: sits inside sheet, not fixed */
  .action-bar {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 0 0;
    background: var(--bg-panel);
    display: flex;
    gap: 8px;
    z-index: 2;
  }

  .action-bar .btn-find,
  .action-bar .btn-clear {
    flex: 1;
    min-height: 48px;
    font-size: 15px;
  }

  /* Payment panel: ensure QR is large enough */
  .payment-panel .qr-container {
    padding: 16px;
  }

  .payment-panel .qr-container svg {
    width: 100% !important;
    height: auto !important;
    max-width: 280px;
  }

  .payment-panel .wallet-btn {
    min-height: 48px;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Hide footer code panel on mobile */
  footer {
    display: none;
  }

  /* Select elements need 44px height */
  select {
    min-height: 44px;
  }
}