:root {
  --bg: #0d1117;
  --panel: #161b22;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #f58e2c;
  --border: #30363d;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

header h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
}

header h1 span {
  color: var(--muted);
  font-weight: 400;
}

.subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

main {
  flex: 1;
  display: grid;
  grid-template-columns: 360px 1fr;
  min-height: 0;
}

#sidebar {
  overflow-y: auto;
  border-right: 1px solid var(--border);
  padding: 16px 20px;
  background: var(--panel);
  font-size: 13px;
  line-height: 1.5;
}

#sidebar h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 24px 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

#sidebar section:first-child h2 {
  margin-top: 0;
}

#sidebar ol,
#sidebar ul {
  padding-left: 18px;
  margin: 0;
}

#sidebar label {
  display: block;
  padding: 4px 0;
  cursor: pointer;
}

#sidebar label input {
  margin-right: 8px;
}

#stats .row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px dashed var(--border);
}

#stats .row span:last-child {
  color: var(--accent);
  font-weight: 600;
}

#sidebar footer {
  margin-top: 32px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

#sidebar a {
  color: var(--accent);
}

#map {
  height: 100%;
  width: 100%;
}

.maplibregl-popup-content {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 12px;
  padding: 14px 16px;
  max-width: 360px;
}

.maplibregl-popup-tip {
  border-top-color: var(--panel) !important;
  border-bottom-color: var(--panel) !important;
}

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

.popup h3 {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--accent);
}

.popup h4 {
  margin: 14px 0 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
}

.popup h4.muted {
  color: var(--muted);
  opacity: 0.7;
}

.popup-meta {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  gap: 4px 8px;
  font-size: 12px;
  margin-bottom: 4px;
}

.popup-meta span {
  color: var(--muted);
}

.popup-meta strong {
  color: var(--accent);
}

.contribs {
  list-style: none;
  padding: 0;
  margin: 0;
}

.contribs li {
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 12px;
}

.contribs li:last-child {
  border-bottom: none;
}

.contribs li.muted {
  color: var(--muted);
  font-style: italic;
}

.contrib-label {
  color: var(--text);
  margin-bottom: 2px;
}

.contrib-meta {
  display: flex;
  justify-content: space-between;
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 11px;
}

.contrib-meta .z {
  color: var(--muted);
}

.contrib.up {
  color: #f58e2c;
  font-weight: 600;
}

.contrib.down {
  color: #7dd3fc;
}

.popup-foot {
  margin: 10px 0 0;
  font-size: 11px;
  color: var(--muted);
}

.basemap-switch label {
  display: inline-flex;
  align-items: center;
  margin-right: 14px;
  cursor: pointer;
}

.muted-small {
  color: var(--muted);
  font-size: 11px;
  margin: 4px 0 8px;
}

#watchlist ol {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: watch;
}

#watchlist li {
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 12px;
}

#watchlist li:last-child {
  border-bottom: none;
}

.wl-line {
  display: flex;
  align-items: center;
  gap: 10px;
}

.wl-rank {
  color: var(--accent);
  font-weight: 600;
  min-width: 32px;
}

.wl-area {
  color: var(--text);
  flex: 1;
}

.wl-actions {
  font-size: 11px;
  color: var(--muted);
}

.wl-actions a {
  color: var(--accent);
}

.wl-coord {
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 10px;
  color: var(--muted);
  margin-top: 2px;
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 8px;
}

.badge.discovery {
  background: rgba(245, 142, 44, 0.18);
  color: var(--accent);
  border: 1px solid rgba(245, 142, 44, 0.4);
}

.badge.known {
  background: rgba(139, 148, 158, 0.18);
  color: var(--muted);
  border: 1px solid rgba(139, 148, 158, 0.3);
}

@media (max-width: 800px) {
  main {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  #sidebar {
    max-height: 40vh;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}