:root {
  --bg: #f7f5ef;
  --panel: #fffdf7;
  --line: #d5cfbe;
  --text: #1f2220;
  --muted: #5f635a;
  --accent: #286f6c;
  --danger: #b2403b;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  color: var(--text);
  background: radial-gradient(circle at 20% 20%, #f3efe2 0%, #ebe9de 45%, #e1dfd4 100%);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

.shell {
  display: grid;
  grid-template-columns: 320px 1fr;
  min-height: 100vh;
}

.panel {
  border-right: 1px solid var(--line);
  background: linear-gradient(160deg, #fefcf7 0%, #f6f0e0 100%);
  padding: 18px;
}

.panel h1 {
  margin: 0 0 8px;
}

.panel h2 {
  margin: 24px 0 10px;
  font-size: 1rem;
}

.sub {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 12px;
}

.map {
  width: 100%;
  height: 100vh;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(160deg, #fffdf7 0%, #f5f0df 100%);
  padding: 16px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
}

.login-form input {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 0.95rem;
}

.toggle-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.water-search {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.65);
  padding: 8px;
  margin-bottom: 10px;
}

.water-search-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.water-search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
}

.water-search-row input {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 0.9rem;
}

.water-search-results {
  margin-top: 8px;
  max-height: 160px;
  overflow: auto;
}

.water-search-result {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  padding: 6px 8px;
  margin-bottom: 6px;
  text-align: left;
  cursor: pointer;
}

.water-search-result small {
  color: var(--muted);
}

.water-filters {
  margin-top: 10px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.55);
}

.water-filters.hidden {
  display: none;
}

.water-filters-title {
  margin: 0 0 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

.water-filter-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.toggle-item {
  display: grid;
  grid-template-columns: 20px 16px 1fr;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 8px 10px;
}

.swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
}

.admin-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

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

.actions .admin-link {
  margin-top: 0;
}

.btn {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

.btn.small {
  padding: 4px 8px;
  font-size: 0.8rem;
}

.btn.danger {
  color: #fff;
  background: var(--danger);
  border-color: var(--danger);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 60vh;
  overflow: auto;
}

.admin-search {
  margin-bottom: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.65);
  padding: 8px;
}

.search-tabs {
  margin-bottom: 10px;
}

.search-tab-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 8px;
}

.search-tab {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--muted);
  font-weight: 600;
  padding: 6px 8px;
  cursor: pointer;
}

.search-tab.is-active {
  background: var(--panel);
  border-color: var(--accent);
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(40, 111, 108, 0.2);
}

.search-tab-panel[hidden] {
  display: none;
}

.admin-search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
  margin-bottom: 6px;
}

.admin-search-row input {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 0.9rem;
}

.osm-search-results {
  margin-top: 8px;
  max-height: 180px;
  overflow: auto;
}

.osm-search-result {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  padding: 6px 8px;
  margin-bottom: 6px;
  text-align: left;
  cursor: pointer;
}

.osm-search-result small {
  color: var(--muted);
}

.feature-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 8px;
}

.feature-item-actions {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.fab {
  position: absolute;
  right: 20px;
  bottom: 20px;
  width: 54px;
  height: 54px;
  border-radius: 999px;
  border: 0;
  background: var(--accent);
  color: #fff;
  font-size: 1.9rem;
  line-height: 1;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  z-index: 1000;
}

.fab-menu {
  position: absolute;
  right: 20px;
  bottom: 82px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
}

.fab-menu.hidden {
  display: none;
}

.fab-menu-item {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  text-align: left;
  min-width: 200px;
}

.river-tools {
  position: absolute;
  left: 20px;
  bottom: 20px;
  z-index: 1000;
  background: rgba(255, 253, 247, 0.96);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  width: 280px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
}

.river-tools.hidden {
  display: none;
}

.river-tools .sub {
  margin: 0 0 8px;
}

.river-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

.river-field input {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 0.9rem;
}

#river-clear-anchor {
  margin-bottom: 8px;
}

#river-delete-anchor {
  margin-bottom: 8px;
}

.river-tools-actions {
  display: flex;
  gap: 8px;
}

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

.leaflet-popup-content-wrapper {
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(26, 35, 31, 0.18);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
}

.leaflet-popup-tip {
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 0 6px 20px rgba(26, 35, 31, 0.14);
}

.popup-side-detail.leaflet-popup .leaflet-popup-tip-container {
  width: 20px;
  height: 40px;
  left: -20px;
  top: 50%;
  margin-top: -20px;
}

.popup-side-detail.leaflet-popup .leaflet-popup-tip {
  margin: 11px 0 0 11px;
}

.leaflet-popup-content {
  margin: 12px 14px;
}

.leaflet-popup-close-button {
  color: #1f2220 !important;
  opacity: 0.8;
}

.leaflet-popup-close-button:hover {
  opacity: 1;
}

@supports not ((backdrop-filter: blur(2px)) or (-webkit-backdrop-filter: blur(2px))) {
  .leaflet-popup-content-wrapper,
  .leaflet-popup-tip {
    background: rgba(255, 255, 255, 0.9);
  }
}

.leaflet-popup-content .popup {
  position: relative;
}

.leaflet-popup-content .popup ul {
  list-style: none;
  margin: 8px 0 0;
  padding-left: 0;
}

.leaflet-popup-content .popup li {
  margin: 0 0 4px;
}

.popup-field-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.popup-field-button {
  font-weight: 600;
}

.popup-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding-right: 18px;
}

.popup-title small {
  color: var(--muted);
}

.popup-preview-toggle {
  white-space: nowrap;
  margin-top: -2px;
}

/* Force rounded corners on Leaflet vector outlines in all views. */
.leaflet-overlay-pane svg path.leaflet-interactive {
  stroke-linejoin: round !important;
  stroke-linecap: round !important;
}

.leaflet-overlay-pane .leaflet-editing-icon.vertex-marker {
  background: #2ea043 !important;
  border: 2px solid #166534 !important;
  border-radius: 50% !important;
}

.leaflet-overlay-pane .leaflet-editing-icon.vertex-marker.vertex-selected {
  background: #84cc16 !important;
  border-color: #14532d !important;
  box-shadow: 0 0 0 2px rgba(132, 204, 22, 0.25) !important;
}

@media (max-width: 900px) {
  .shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .panel {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .map {
    height: 70vh;
  }
}