:root {
  --bg: #0a0c10;
  --surface: #12151c;
  --surface2: #1a1e29;
  --border: #252a38;
  --accent: #00e5ff;
  --accent2: #ff6b35;
  --accent3: #7fff6b;
  --text: #e8eaf0;
  --text-dim: #6b7280;
  --text-muted: #3d4452;
  --kml-col: #ff6b35;
  --kmz-col: #ff9f35;
  --shp-col: #00e5ff;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Syne', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Grid bg */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

.container { position: relative; z-index: 1; max-width: 1300px; margin: 0 auto; padding: 0 24px; }

/* ── Header ── */
header {
  padding: 28px 0 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), #0077ff);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-text span { color: var(--accent); }

.badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

/* ── Drop Zone ── */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 16px;
  padding: 48px 32px;
  text-align: center;
  cursor: default;
  transition: all 0.25s ease;
  background: var(--surface);
  position: relative;
  overflow: hidden;
  margin-bottom: 28px;
}

.drop-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,229,255,0.04) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
}

.drop-zone:hover, .drop-zone.active {
  border-color: var(--accent);
  background: rgba(0,229,255,0.03);
}

.drop-zone:hover::before, .drop-zone.active::before { opacity: 1; }

.drop-icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
  filter: grayscale(0.4);
}

.drop-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.drop-sub {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 20px;
}

.btn-browse {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: transparent;
  border: 1.5px solid var(--accent);
  color: var(--accent);
  border-radius: 8px;
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.3px;
}

.btn-browse:hover {
  background: var(--accent);
  color: var(--bg);
}

.url-input-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  position: relative;
  z-index: 2;
}

.url-input-group {
  display: flex;
  gap: 8px;
  width: 100%;
  max-width: 500px;
}

.url-input {
  flex: 1;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

.url-input:focus {
  border-color: var(--accent);
}

.url-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 400px;
}

.url-divider-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

.url-divider-text {
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 1px;
}

.spc-input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: 500px;
}

.spc-select {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 14px;
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}

.spc-select:focus {
  border-color: var(--accent);
}

#fileInput { display: none; }

/* ── Main Layout ── */
.main-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  margin-bottom: 28px;
}

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

/* ── Map ── */
.map-card {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-shrink: 0;
}

.card-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
}

.feature-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  background: rgba(0,229,255,0.08);
  padding: 3px 10px;
  border-radius: 20px;
}

#map {
  flex: 1;
  min-height: 440px;
  background: #141821;
}

/* ── Sidebar ── */
.sidebar { display: flex; flex-direction: column; gap: 16px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.card-body { padding: 16px 18px; }

/* Properties table */
.props-table {
  width: 100%;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  border-collapse: collapse;
}

.props-table tr:not(:last-child) td { border-bottom: 1px solid var(--border); }

.props-table td {
  padding: 7px 4px;
  vertical-align: top;
  line-height: 1.4;
}

.props-table td:first-child {
  color: var(--text-dim);
  padding-right: 12px;
  white-space: nowrap;
  width: 42%;
}

.props-table td:last-child {
  color: var(--accent3);
  word-break: break-all;
}

.color-swatch {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 2px;
  margin-right: 5px;
  vertical-align: middle;
  border: 1px solid rgba(255,255,255,0.15);
}

/* Editable color row */
.color-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  border-radius: 5px;
  padding: 1px 3px;
  margin: -1px -3px;
  transition: background 0.15s;
}
.color-cell:hover { background: rgba(255,255,255,0.06); }
.color-cell .edit-hint {
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  opacity: 0;
  transition: opacity 0.15s;
}
.color-cell:hover .edit-hint { opacity: 1; }

.color-picker-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.color-picker-wrap input[type=color] {
  width: 32px; height: 22px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
  padding: 1px;
}
.color-picker-wrap input[type=text] {
  width: 82px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent3);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 3px 6px;
  outline: none;
  transition: border-color 0.15s;
}
.color-picker-wrap input[type=text]:focus { border-color: var(--accent); }
.color-picker-wrap input[type=text].invalid { border-color: #ff4444; color: #ff4444; }
.btn-color-confirm {
  padding: 3px 9px;
  background: rgba(0,229,255,0.1);
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-family: 'Syne', sans-serif;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-color-confirm:hover { background: var(--accent); color: var(--bg); }
.btn-color-cancel {
  padding: 3px 8px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-family: 'Syne', sans-serif;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-color-cancel:hover { border-color: #ff4444; color: #ff4444; }

/* Feature list */
.feature-list { max-height: 240px; overflow-y: auto; }
.feature-list::-webkit-scrollbar { width: 4px; }
.feature-list::-webkit-scrollbar-track { background: transparent; }
.feature-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.feature-item {
  padding: 9px 12px;
  cursor: pointer;
  border-radius: 7px;
  transition: background 0.15s;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 3px;
}

.feature-item:hover { background: var(--surface2); }
.feature-item.selected { background: rgba(0,229,255,0.07); border: 1px solid rgba(0,229,255,0.2); }

.f-dot {
  width: 10px; height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
}

.f-label {
  font-size: 13px;
  font-weight: 600;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.f-geo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
}

/* ── Export Section ── */
.export-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 40px;
}

.export-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

@media (max-width: 900px) {
  .export-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .export-grid { grid-template-columns: 1fr; }
}

.export-option {
  padding: 24px 20px;
  border-right: 1px solid var(--border);
  transition: background 0.2s;
}

.export-option:last-child { border-right: none; }
.export-option:hover { background: rgba(255,255,255,0.02); }

.export-type-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.export-name {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.export-desc {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 20px;
  min-height: 48px;
}

.btn-export {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 11px 16px;
  border: none;
  border-radius: 8px;
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.3px;
}

.btn-export:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-kml {
  background: rgba(255,107,53,0.12);
  color: var(--kml-col);
  border: 1.5px solid rgba(255,107,53,0.3);
}
.btn-kml:not(:disabled):hover {
  background: var(--kml-col);
  color: #fff;
  border-color: var(--kml-col);
}

.btn-kmz {
  background: rgba(255,159,53,0.12);
  color: var(--kmz-col);
  border: 1.5px solid rgba(255,159,53,0.3);
}
.btn-kmz:not(:disabled):hover {
  background: var(--kmz-col);
  color: #fff;
  border-color: var(--kmz-col);
}

.btn-shp {
  background: rgba(0,229,255,0.08);
  color: var(--shp-col);
  border: 1.5px solid rgba(0,229,255,0.25);
}
.btn-shp:not(:disabled):hover {
  background: var(--shp-col);
  color: var(--bg);
  border-color: var(--shp-col);
}

.btn-geojson {
  background: rgba(127,255,107,0.08);
  color: var(--accent3);
  border: 1.5px solid rgba(127,255,107,0.25);
}
.btn-geojson:not(:disabled):hover {
  background: var(--accent3);
  color: var(--bg);
  border-color: var(--accent3);
}

/* Colors */
.c-kml { color: var(--kml-col); }
.c-kmz { color: var(--kmz-col); }
.c-shp { color: var(--shp-col); }
.c-geojson { color: var(--accent3); }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  z-index: 9999;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1);
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 340px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-color: var(--accent3); }
.toast.error { border-color: #ff4444; }

/* Empty state */
.empty-state {
  padding: 40px 24px;
  text-align: center;
  color: var(--text-muted);
}

.empty-state p { font-size: 13px; line-height: 1.6; }

/* Leaflet override */
.leaflet-container { background: #141821 !important; }
.dark-tile-filter { filter: brightness(0.5) saturate(0.4) hue-rotate(200deg); }

/* Custom Layer Control Styling */
.leaflet-control-layers {
  background: var(--surface2) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
  border-radius: 8px !important;
  font-family: 'Syne', sans-serif !important;
  font-size: 12px !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3) !important;
}
.leaflet-control-layers-expanded {
  padding: 10px 14px !important;
}
.leaflet-control-layers-base label {
  margin-bottom: 6px !important;
  cursor: pointer !important;
}
.leaflet-control-layers-selector {
  margin-right: 8px !important;
  accent-color: var(--accent) !important;
}

/* Custom Geocoder Search Styling */
.leaflet-control-geocoder {
  background: var(--surface2) !important;
  border: 1px solid var(--border) !important;
  border-radius: 8px !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3) !important;
}
.leaflet-control-geocoder-icon {
  filter: invert(1) brightness(2) !important;
  background-color: transparent !important;
}
.leaflet-control-geocoder-form input {
  background: var(--surface2) !important;
  color: var(--text) !important;
  border-bottom: 1px solid var(--border) !important;
  font-family: 'Syne', sans-serif !important;
  font-size: 13px !important;
  padding: 8px 12px !important;
}
.leaflet-control-geocoder-results {
  background: var(--surface2) !important;
  border-top: 1px solid var(--border) !important;
  border-bottom-left-radius: 8px !important;
  border-bottom-right-radius: 8px !important;
}
.leaflet-control-geocoder-result {
  padding: 8px 12px !important;
  color: var(--text) !important;
  font-family: 'Syne', sans-serif !important;
  font-size: 12px !important;
  cursor: pointer !important;
  transition: background 0.15s !important;
}
.leaflet-control-geocoder-result:hover {
  background: rgba(255,255,255,0.06) !important;
}
.leaflet-control-geocoder-result-selected {
  background: rgba(0,229,255,0.08) !important;
  color: var(--accent) !important;
}

/* Layers Manager Styling */
.layers-list {
  max-height: 200px;
  overflow-y: auto;
}
.layer-item {
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--surface2);
  border: 1px solid var(--border);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.2s;
}
.layer-item:hover { border-color: var(--text-muted); }
.layer-item.active {
  border-color: var(--accent);
  background: rgba(0,229,255,0.05);
}
.layer-item-name {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.layer-actions {
  display: flex;
  gap: 8px;
}
.layer-action-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 14px;
  padding: 2px;
  transition: color 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.layer-action-btn:hover { color: var(--text); }
.layer-action-btn.toggle-off { color: var(--text-muted); }
.layer-action-btn.btn-remove:hover { color: #ff4444; }

/* Feature Filter & Stats Styling */
.filter-container {
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-search {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 8px 12px;
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  outline: none;
  transition: border-color 0.2s;
}
.feature-search:focus { border-color: var(--accent); }

.stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.stat-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
}
.stat-badge b { color: var(--accent); }

/* Attribute Manager Styling */
.attr-list {
  max-height: 200px;
  overflow-y: auto;
}
.attr-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 6px 0;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.attr-item:last-child { border-bottom: none; }
.attr-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.attr-input {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent3);
  padding: 4px 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  outline: none;
  transition: border-color 0.2s;
}
.attr-input:focus { border-color: var(--accent); }

/* Export Name Styling */
.export-name-group {
  display: flex;
  align-items: center;
  gap: 10px;
}
.export-name-label {
  font-size: 11px;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.5px;
}
.export-filename-input {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--accent);
  padding: 4px 10px;
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  font-weight: 600;
  outline: none;
  transition: border-color 0.2s;
  min-width: 200px;
}
.export-filename-input:focus {
  border-color: var(--accent);
  background: rgba(0,229,255,0.03);
}

.export-merge-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding-left: 20px;
  border-left: 1px solid var(--border);
}
.export-merge-label {
  font-size: 11px;
  color: var(--text-dim);
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  cursor: pointer;
}
.export-merge-checkbox {
  accent-color: var(--accent);
  cursor: pointer;
  width: 14px;
  height: 14px;
}