/* ── FONTS ──────────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Syne:wght@400;600;700;800&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── DESIGN TOKENS ──────────────────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-base:        #080c10;
  --bg-panel:       #0d1117;
  --bg-elevated:    #131920;
  --bg-hover:       #1a2330;
  --bg-active:      #0f2a3d;

  /* Borders */
  --border-subtle:  #1e2d3d;
  --border-mid:     #253447;
  --border-bright:  #2e4a68;

  /* Accent */
  --accent:         #00c9ff;
  --accent-dim:     rgba(0, 201, 255, 0.12);
  --accent-glow:    rgba(0, 201, 255, 0.25);
  --accent2:        #7b68ee;
  --accent2-dim:    rgba(123, 104, 238, 0.12);

  /* Status */
  --success:        #00e5a0;
  --warning:        #fbbf24;
  --danger:         #ff4d6d;

  /* Text */
  --text-primary:   #e8edf2;
  --text-secondary: #7a9bb5;
  --text-muted:     #3d5a73;
  --text-accent:    #00c9ff;

  /* Typography */
  --font-display:   'Syne', sans-serif;
  --font-mono:      'Space Mono', monospace;
  --font-body:      'DM Sans', sans-serif;

  /* Radii */
  --radius-sm:      4px;
  --radius-md:      8px;
  --radius-lg:      12px;
  --radius-xl:      16px;

  /* Shadows */
  --shadow-sm:      0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md:      0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-lg:      0 8px 40px rgba(0, 0, 0, 0.8);
  --shadow-accent:  0 0 20px rgba(0, 201, 255, 0.15);
}

/* Light mode overrides */
body:not(.dark) {
  --bg-base:        #f0f4f8;
  --bg-panel:       #ffffff;
  --bg-elevated:    #f8fafc;
  --bg-hover:       #eef2f7;
  --bg-active:      #dbeafe;
  --border-subtle:  #e2e8f0;
  --border-mid:     #cbd5e1;
  --border-bright:  #94a3b8;
  --accent:         #0077cc;
  --accent-dim:     rgba(0, 119, 204, 0.08);
  --accent-glow:    rgba(0, 119, 204, 0.2);
  --accent2:        #6c5ce7;
  --accent2-dim:    rgba(108, 92, 231, 0.1);
  --success:        #059669;
  --text-primary:   #0f172a;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;
  --text-accent:    #0077cc;
  --shadow-sm:      0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md:      0 4px 20px rgba(0, 0, 0, 0.12);
  --shadow-lg:      0 8px 40px rgba(0, 0, 0, 0.16);
  --shadow-accent:  0 0 20px rgba(0, 119, 204, 0.12);
}

/* Dark mode (reinforces dark defaults explicitly) */
body.dark {
  --bg-base:        #080c10;
  --bg-panel:       #0d1117;
  --bg-elevated:    #131920;
  --bg-hover:       #1a2330;
  --bg-active:      #0f2a3d;
  --border-subtle:  #1e2d3d;
  --border-mid:     #253447;
  --border-bright:  #2e4a68;
  --accent:         #00c9ff;
  --accent-dim:     rgba(0, 201, 255, 0.12);
  --accent-glow:    rgba(0, 201, 255, 0.25);
  --success:        #00e5a0;
  --text-primary:   #e8edf2;
  --text-secondary: #7a9bb5;
  --text-muted:     #3d5a73;
  --text-accent:    #00c9ff;
}

/* ── RESET & BASE ───────────────────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ── ANIMATIONS ─────────────────────────────────────────────────────────────── */
@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}

@keyframes panelPop {
  from { opacity: 0; transform: scale(0.92) translateY(12px); }
  to   { opacity: 1; transform: scale(1)    translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

@keyframes mapFadeSwitch {
  0%   { opacity: 1; }
  30%  { opacity: 0.6; }
  100% { opacity: 1; }
}

/* ── LAYOUT ─────────────────────────────────────────────────────────────────── */
.app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── LEFT PANEL ─────────────────────────────────────────────────────────────── */
.left-panel {
  width: 300px;
  min-width: 300px;
  background: var(--bg-panel);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  z-index: 10;
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.3);
}

/* Subtle scan-line texture */
.left-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 201, 255, 0.015) 2px,
    rgba(0, 201, 255, 0.015) 4px
  );
  pointer-events: none;
  z-index: 0;
}

/* ── LOGO ───────────────────────────────────────────────────────────────────── */
.panel-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  z-index: 1;
  background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-elevated) 100%);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-subtitle {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 4px;
}

/* ── SEARCH ─────────────────────────────────────────────────────────────────── */
.panel-search {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  position: relative;
  z-index: 1;
}

.search-input {
  width: 100%;
  padding: 9px 14px 9px 36px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%237a9bb5' stroke-width='2.5'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 11px center;
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim), var(--shadow-accent);
}

.search-input::placeholder { color: var(--text-muted); }

/* ── DATASET COUNT ──────────────────────────────────────────────────────────── */
.dataset-count {
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 4px;
  position: relative;
  z-index: 1;
}

.dataset-count #datasetCount {
  color: var(--accent);
  font-weight: 700;
}

.clear-filters {
  margin-left: auto;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.15s;
}
.clear-filters:hover { color: var(--accent); }

/* ── DATASET LIST ───────────────────────────────────────────────────────────── */
.dataset-list {
  flex: 1;
  overflow-y: auto;
  padding: 6px 0;
  position: relative;
  z-index: 1;
}

.dataset-list::-webkit-scrollbar              { width: 3px; }
.dataset-list::-webkit-scrollbar-track        { background: transparent; }
.dataset-list::-webkit-scrollbar-thumb        { background: var(--border-mid); border-radius: 2px; }
.dataset-list::-webkit-scrollbar-thumb:hover  { background: var(--accent); }

/* ── DATASET LIST ITEMS ─────────────────────────────────────────────────────── */
.dataset-item {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px 9px 12px;
  cursor: pointer;
  border-left: 2px solid transparent;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  letter-spacing: 0.2px;
  line-height: 1.4;
  position: relative;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.dataset-item:hover        { background: var(--bg-hover);   color: var(--text-primary); border-left-color: var(--border-bright); }
.dataset-item.active       { background: var(--bg-active);  border-left-color: var(--accent); color: var(--accent); }
.dataset-item.loaded       { border-left-color: var(--success); }

.ds-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

.ds-dot-empty {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid var(--border-mid);
  transition: all 0.2s;
}

.ds-check {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--success);
  line-height: 1;
}

.ds-add-btn {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  color: var(--text-muted);
  margin-left: auto;
  opacity: 0;
  transition: all 0.15s;
}
.dataset-item:hover .ds-add-btn { opacity: 1; }
.ds-add-btn:hover { color: var(--accent); background: var(--accent-dim); }
.dataset-item.loaded .ds-add-btn { color: var(--danger); opacity: 0; }
.dataset-item.loaded:hover .ds-add-btn { opacity: 1; }

.ds-name { flex: 1; word-break: break-all; }

.ds-remove {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  margin-left: auto;
  transition: all 0.15s;
  line-height: 1;
}
.ds-remove:hover { color: var(--danger); background: rgba(255, 77, 109, 0.12); }

/* ── LAYERS SECTION ─────────────────────────────────────────────────────────── */
.layers-section {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  flex-shrink: 0;
  max-height: 220px;
  display: flex;
  flex-direction: column;
}

.layers-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px 6px;
  flex-shrink: 0;
}

.layers-title {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
}

.layers-hint {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  opacity: 0.6;
  letter-spacing: 0.5px;
}

.layers-panel {
  overflow-y: auto;
  flex: 1;
  padding: 4px 0 8px;
}
.layers-panel::-webkit-scrollbar       { width: 3px; }
.layers-panel::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 2px; }

.layers-empty {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 0.5px;
}

.layer-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  cursor: pointer;
  border-left: 2px solid transparent;
  font-size: 11px;
  transition: background 0.12s;
}
.layer-row:hover          { background: var(--bg-hover); }
.layer-row.layer-active   { background: var(--bg-active); border-left-color: var(--accent); }

.layer-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
}

.layer-name {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 130px;
}
.layer-row.layer-active .layer-name { color: var(--accent); }

.layer-vis {
  font-size: 14px;
  cursor: pointer;
  flex-shrink: 0;
  transition: opacity 0.15s;
  user-select: none;
  min-width: 18px;
  text-align: center;
}
.layer-vis:hover { opacity: 1 !important; }

.layer-opacity-wrap { flex: 1; min-width: 40px; max-width: 60px; }

.layer-opacity {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 3px;
  background: var(--border-mid);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  accent-color: var(--accent);
}
.layer-opacity::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.layer-del {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
}
.layer-del:hover { color: var(--danger); background: rgba(255, 77, 109, 0.12); }

/* ── DATASET DETAIL ─────────────────────────────────────────────────────────── */
.dataset-detail {
  padding: 14px 16px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-subtle);
  max-height: 44%;
  overflow-y: auto;
  position: relative;
  z-index: 1;
}

.dataset-detail::-webkit-scrollbar       { width: 3px; }
.dataset-detail::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 2px; }

.detail-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.3;
  padding-right: 8px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-subtle);
}

.detail-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  flex-shrink: 0;
  margin-right: 12px;
}

.detail-value {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-accent);
  text-align: right;
  flex: 1;
  word-break: break-word;
}

.detail-description {
  margin-top: 8px;
  padding: 8px 10px;
  background: var(--bg-base);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--accent);
  font-size: 11px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ── DOWNLOAD BUTTONS ───────────────────────────────────────────────────────── */
.download-btns {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.download-btn {
  flex: 1;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  background: var(--accent);
  color: var(--bg-base);
  border-color: var(--accent);
  transition: all 0.2s ease;
}
.download-btn:hover:not(:disabled) {
  background: transparent;
  color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: translateY(-1px);
}
.download-btn.secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-mid);
}
.download-btn.secondary:hover:not(:disabled) {
  border-color: var(--accent2);
  color: var(--accent2);
  box-shadow: 0 0 12px var(--accent2-dim);
  transform: translateY(-1px);
}
.download-btn:disabled {
  opacity: 0.25;
  cursor: default;
  transform: none;
}

.download-format-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.download-format-select {
  flex: 1;
  padding: 5px 28px 5px 8px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.3px;
  outline: none;
  background: var(--bg-base);
  color: var(--text-secondary);
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237a9bb5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  cursor: pointer;
  transition: border-color 0.15s;
}
.download-format-select:focus { border-color: var(--accent); }

/* ── MAP ────────────────────────────────────────────────────────────────────── */
#map { flex: 1; position: relative; }

#label-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

#map.dataset-switching { animation: mapFadeSwitch 0.4s ease; }

/* ── MAP CONTROLS ───────────────────────────────────────────────────────────── */
.map-controls {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.zoom-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-mid);
  background: var(--bg-panel);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: 18px;
  font-weight: 400;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  font-family: var(--font-body);
  transition: all 0.15s ease;
}
.zoom-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-md), 0 0 12px var(--accent-glow);
  transform: translateY(-1px);
}

/* ── GOTO BOX ───────────────────────────────────────────────────────────────── */
.goto-box {
  position: absolute;
  top: 16px;
  right: 70px;
  z-index: 1000;
  width: 260px;
  height: 40px;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  backdrop-filter: blur(16px);
  overflow: visible !important;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.goto-box:focus-within {
  border-color: var(--accent);
  box-shadow: var(--shadow-md), 0 0 12px var(--accent-glow);
}

.goto-input-group { width: 100%; height: 100%; display: flex; }

.goto-input {
  flex: 1;
  padding: 0 14px;
  border: none;
  background: none;
  font-size: 12px;
  font-family: var(--font-body);
  outline: none;
  height: 100%;
  color: var(--text-primary);
}
.goto-input::placeholder { color: var(--text-muted); font-size: 12px; }

.goto-btn {
  width: 52px;
  height: 40px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: none;
  background: var(--accent);
  color: var(--bg-base);
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
}
.goto-btn:hover  { background: var(--accent2); }
.goto-btn:active { transform: scale(0.97); }

.goto-results {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  overflow: hidden;
  backdrop-filter: blur(16px);
  animation: slideIn 0.15s ease;
}
.goto-results.visible { display: block; }

.goto-result-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 9px 12px;
  cursor: pointer;
  font-size: 11px;
  font-family: var(--font-body);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
  line-height: 1.4;
  transition: background 0.12s, color 0.12s;
}
.goto-result-item:last-child { border-bottom: none; }
.goto-result-item:hover      { background: var(--bg-hover); color: var(--text-primary); }

.goto-result-icon { flex-shrink: 0; font-size: 12px; margin-top: 1px; }
.goto-result-text { flex: 1; word-break: break-word; }

.goto-no-result {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 0.5px;
}

/* ── STYLE PANEL ────────────────────────────────────────────────────────────── */
.style-panel {
  position: absolute;
  top: 130px;
  right: 16px;
  z-index: 1000;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  min-width: 268px;
  max-width: 300px;
  display: none;
  backdrop-filter: blur(20px);
}
.style-panel.visible { display: block; animation: slideIn 0.2s ease; }

.style-header {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.2px;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.style-close {
  cursor: pointer;
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color 0.15s;
}
.style-close:hover { color: var(--danger); background: rgba(255, 77, 109, 0.1); }

.style-section { margin-bottom: 12px; }

.style-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 5px;
  display: block;
}

.style-select,
.style-input {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: var(--font-body);
  outline: none;
  background: var(--bg-base);
  color: var(--text-primary);
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237a9bb5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.style-select:focus,
.style-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}

input[type="color"].style-input {
  background-image: none;
  padding: 4px 6px;
  height: 34px;
  cursor: pointer;
}

.style-row                { display: flex; gap: 8px; }
.style-row .style-section { flex: 1; margin-bottom: 0; }

.apply-style-btn {
  width: 100%;
  padding: 9px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  color: var(--bg-base);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  margin-top: 4px;
  transition: all 0.2s ease;
}
.apply-style-btn:hover {
  opacity: 0.9;
  box-shadow: 0 4px 16px var(--accent-glow);
  transform: translateY(-1px);
}

/* ── LEGEND ─────────────────────────────────────────────────────────────────── */
.legend {
  position: absolute;
  bottom: 28px;
  left: 16px;
  z-index: 1000;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0, 201, 255, 0.06);
  width: 190px;
  display: none;
  overflow: hidden;
  backdrop-filter: blur(20px);
  animation: slideIn 0.2s ease;
}
.legend.visible { display: block; }

.legend-title {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--bg-base);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  padding: 7px 12px 6px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

/* Choropleth */
.legend[data-mode="choropleth"] #legendContent { padding: 10px 12px; }

.legend-gradient-wrap {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.legend-gradient-bar {
  width: 14px;
  min-height: 100px;
  border-radius: 4px;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.legend-gradient-labels {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
}

.legend-gradient-labels span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  line-height: 1;
}

/* Categorical */
.legend[data-mode="categorical"] #legendContent {
  padding: 6px 4px 6px 10px;
  max-height: 220px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-mid) transparent;
}
.legend[data-mode="categorical"] #legendContent::-webkit-scrollbar       { width: 3px; }
.legend[data-mode="categorical"] #legendContent::-webkit-scrollbar-thumb  { background: var(--border-mid); border-radius: 2px; }

.legend-item {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 2px 0;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.legend-cat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 130px;
}

/* ── POPUP ──────────────────────────────────────────────────────────────────── */
.maplibregl-popup-content {
  border-radius: var(--radius-md) !important;
  padding: 0 !important;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--border-mid) !important;
  min-width: 210px;
  max-width: 320px;
  background: var(--bg-panel) !important;
}

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

.maplibregl-popup .maplibregl-popup-close-button {
  color: var(--text-secondary);
  font-size: 16px;
  padding: 4px 8px;
}
.maplibregl-popup .maplibregl-popup-close-button:hover {
  color: var(--danger);
  background: rgba(255, 77, 109, 0.1);
}

.popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  color: var(--bg-base);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.popup-count {
  font-family: var(--font-mono);
  font-size: 9px;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.5px;
  background: rgba(0, 0, 0, 0.15);
  padding: 2px 6px;
  border-radius: 10px;
}

.popup-body {
  padding: 8px 12px;
  max-height: 280px;
  overflow-y: auto;
  background: var(--bg-panel);
}
.popup-body::-webkit-scrollbar       { width: 3px; }
.popup-body::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 2px; }

.popup-row {
  display: flex;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 11px;
}
.popup-row:last-child { border-bottom: none; }

.popup-key {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  flex-shrink: 0;
  min-width: 80px;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding-top: 1px;
}

.popup-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  word-break: break-word;
  flex: 1;
}

.popup-null { opacity: 0.4; font-style: italic; font-size: 10px; }
.popup-num  { color: var(--accent); font-family: var(--font-mono); font-size: 11px; }

/* ── THEME TOGGLE ───────────────────────────────────────────────────────────── */
.theme-toggle {
  position: fixed;
  bottom: 28px;
  right: 20px;
  z-index: 2000;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-mid);
  background: var(--bg-panel);
  color: var(--text-secondary);
  font-size: 16px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}
.theme-toggle:hover {
  border-color: var(--warning);
  color: var(--warning);
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.2);
  transform: rotate(20deg);
}

/* ── AI FAB ─────────────────────────────────────────────────────────────────── */
.ai-fab {
  position: fixed;
  bottom: 76px;
  right: 20px;
  z-index: 2000;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--success);
  background: var(--bg-panel);
  color: var(--success);
  font-size: 18px;
  cursor: pointer;
  box-shadow: var(--shadow-md), 0 0 16px rgba(0, 229, 160, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}
.ai-fab:hover {
  background: var(--success);
  color: var(--bg-base);
  box-shadow: var(--shadow-md), 0 0 24px rgba(0, 229, 160, 0.4);
  transform: translateY(-2px);
}

/* ── AI PANEL ───────────────────────────────────────────────────────────────── */
.ai-panel {
  position: fixed;
  bottom: 76px;
  right: 70px;
  z-index: 2000;
  width: 340px;
  max-height: 520px;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  display: none;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 32px rgba(0, 229, 160, 0.08);
  backdrop-filter: blur(24px);
  animation: panelPop 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.ai-panel.open { display: flex; }

.ai-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-panel) 100%);
  flex-shrink: 0;
}

.ai-head-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.ai-head-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--success);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-top: 2px;
}

.ai-head-x {
  cursor: pointer;
  font-size: 18px;
  color: var(--text-muted);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color 0.15s;
}
.ai-head-x:hover { color: var(--danger); background: rgba(255, 77, 109, 0.1); }

.ai-model-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  flex-shrink: 0;
}

.ai-model-label {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  flex-shrink: 0;
}

.ai-model-select {
  flex: 1;
  padding: 4px 8px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
  background: var(--bg-base);
  color: var(--text-primary);
  transition: border-color 0.15s;
}
.ai-model-select:focus { border-color: var(--success); }

.ai-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border-mid);
  flex-shrink: 0;
  transition: background 0.3s, box-shadow 0.3s;
}
.ai-status-dot.ok  { background: var(--success); box-shadow: 0 0 6px rgba(0, 229, 160, 0.5); }
.ai-status-dot.err { background: var(--danger);  box-shadow: 0 0 6px rgba(255, 77, 109, 0.5); }

.ai-chips {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  flex-shrink: 0;
}

.ai-chip {
  padding: 4px 9px;
  border-radius: 20px;
  border: 1px solid var(--border-mid);
  background: var(--bg-base);
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: pointer;
  color: var(--text-secondary);
  white-space: nowrap;
  letter-spacing: 0.2px;
  transition: all 0.15s;
}
.ai-chip:hover {
  border-color: var(--success);
  color: var(--success);
  background: rgba(0, 229, 160, 0.06);
}

.ai-msgs {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 100px;
  background: var(--bg-base);
}
.ai-msgs::-webkit-scrollbar       { width: 3px; }
.ai-msgs::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 2px; }

.ai-msg {
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 12px;
  line-height: 1.6;
  max-width: 95%;
  font-family: var(--font-body);
}

.ai-msg.user {
  background: linear-gradient(135deg, var(--success) 0%, #00b382 100%);
  color: var(--bg-base);
  align-self: flex-end;
  border-radius: var(--radius-md) var(--radius-md) 2px var(--radius-md);
  font-weight: 500;
}

.ai-msg.bot {
  background: var(--bg-elevated);
  color: var(--text-primary);
  align-self: flex-start;
  border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 2px;
  border: 1px solid var(--border-subtle);
}

.ai-msg.info {
  background: rgba(0, 229, 160, 0.06);
  color: var(--success);
  align-self: center;
  font-family: var(--font-mono);
  font-size: 10px;
  border-radius: var(--radius-sm);
  text-align: center;
  padding: 8px 14px;
  border: 1px solid rgba(0, 229, 160, 0.2);
  letter-spacing: 0.2px;
}

.ai-msg.err {
  background: rgba(255, 77, 109, 0.08);
  color: var(--danger);
  align-self: center;
  font-size: 11px;
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  border: 1px solid rgba(255, 77, 109, 0.2);
}

.ai-msg.thinking {
  background: var(--bg-elevated);
  color: var(--text-muted);
  align-self: flex-start;
  font-style: italic;
  font-family: var(--font-mono);
  font-size: 10px;
  border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 2px;
  border: 1px solid var(--border-subtle);
  animation: pulse 1.5s ease-in-out infinite;
}

.ai-msg strong { font-weight: 700; }
.ai-msg code {
  font-family: var(--font-mono);
  background: rgba(0, 201, 255, 0.1);
  color: var(--accent);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 10px;
}
.ai-msg pre {
  font-family: var(--font-mono);
  font-size: 10px;
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  margin-top: 6px;
  white-space: pre-wrap;
  overflow-x: auto;
  color: var(--accent);
}

.ai-apply-btn {
  margin: 0 14px 10px;
  padding: 9px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: linear-gradient(135deg, var(--success) 0%, #00b382 100%);
  color: var(--bg-base);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  display: none;
  flex-shrink: 0;
  transition: opacity 0.15s, transform 0.15s;
}
.ai-apply-btn:hover { opacity: 0.9; transform: translateY(-1px); }

.ai-input-row {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  flex-shrink: 0;
}

.ai-in {
  flex: 1;
  padding: 7px 12px;
  border: 1px solid var(--border-mid);
  border-radius: 20px;
  font-family: var(--font-body);
  font-size: 12px;
  outline: none;
  background: var(--bg-base);
  color: var(--text-primary);
  transition: border-color 0.15s;
}
.ai-in:focus       { border-color: var(--success); }
.ai-in::placeholder { color: var(--text-muted); }

.ai-send-btn {
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 50%;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--success) 0%, #00b382 100%);
  color: var(--bg-base);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  transition: all 0.15s;
}
.ai-send-btn:hover    { transform: scale(1.1); box-shadow: 0 0 12px rgba(0, 229, 160, 0.4); }
.ai-send-btn:disabled { opacity: 0.25; cursor: default; transform: none; }

/* ── RESPONSIVE ─────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .left-panel {
    width: 280px;
    position: absolute;
    z-index: 1001;
    height: 100%;
    top: 0;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .left-panel.open     { transform: translateX(0); box-shadow: 8px 0 40px rgba(0, 0, 0, 0.5); }
  .goto-box            { top: 72px; right: 16px; left: 16px; width: auto; }
  .style-panel         { left: 10px; right: 10px; max-width: none; }
  .ai-panel            { right: 10px; left: 10px; width: auto; bottom: 76px; }
}