:root {
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --teal-600: #0d9488;
  --teal-500: #14b8a6;
  --teal-400: #2dd4bf;
  --teal-200: #99f6e4;
  --red-400: #f87171;
  --red-500: #ef4444;
  --orange-400: #fb923c;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--slate-950);
  color: var(--slate-200);
}

.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* Header */
.header {
  background: var(--slate-900);
  border-bottom: 1px solid var(--slate-700);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.3);
  z-index: 20;
}

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

.header-icon {
  background: rgba(20, 184, 166, 0.2);
  color: var(--teal-400);
  padding: 8px;
  border-radius: 8px;
  line-height: 0;
}

.header-icon img {
  display: block;
}

.header-brand h1 {
  color: white;
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.header-brand p {
  color: var(--slate-400);
  font-size: 12px;
  margin: 0;
}

.tabs {
  display: flex;
  gap: 4px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-400);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
}

.tab-btn:hover {
  color: white;
  background: var(--slate-700);
}

.tab-btn.active {
  background: var(--teal-600);
  color: white;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* Main layout */
.main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.sidebar {
  width: 320px;
  flex-shrink: 0;
  background: var(--slate-900);
  border-right: 1px solid var(--slate-700);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.panel-block {
  padding: 16px;
  border-bottom: 1px solid var(--slate-700);
}

.block-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 8px 0;
  display: block;
}

/* Year slider */
.year-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.year-control input[type="range"] {
  flex: 1;
  accent-color: var(--teal-500);
}

.year-value {
  color: var(--teal-400);
  font-weight: 700;
  font-size: 18px;
  width: 56px;
  text-align: right;
}

/* Basemap buttons */
.basemap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.basemap-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--slate-700);
  background: var(--slate-800);
  color: var(--slate-400);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.basemap-btn:hover {
  color: var(--slate-200);
  background: var(--slate-700);
}

.basemap-btn.active {
  background: rgba(13, 148, 136, 0.3);
  border-color: var(--teal-500);
  color: var(--teal-200);
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.stat-card {
  background: var(--slate-800);
  border-radius: 8px;
  padding: 12px;
}

.stat-label {
  font-size: 12px;
  color: var(--slate-400);
  margin: 0;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  margin: 4px 0 0 0;
}

.stat-red { color: var(--red-400); }
.stat-orange { color: var(--orange-400); }

/* Capas (casos / especies, excluyentes) */
.layers-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.layer-group {
  border: 1px solid var(--slate-700);
  border-radius: 10px;
  background: rgba(30, 41, 59, 0.35);
  transition: border-color 0.15s, background 0.15s;
}

.layer-group.active {
  border-color: var(--teal-500);
  background: rgba(13, 148, 136, 0.08);
}

.layer-radio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  cursor: pointer;
}

.layer-radio input[type="radio"] {
  accent-color: var(--teal-500);
  width: 16px;
  height: 16px;
  margin: 0;
  flex-shrink: 0;
  cursor: pointer;
}

.layer-title {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-200);
}

.layer-sub {
  display: block;
  font-size: 12px;
  color: var(--slate-400);
}

.layer-hint {
  margin: 0;
  font-size: 11px;
  color: var(--slate-500);
}

.layer-body {
  padding: 4px 12px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: opacity 0.15s;
}

.layer-group:not(.active) .layer-body {
  opacity: 0.45;
}

.layer-group .stats-grid {
  padding: 0;
  border: none;
}

.layer-group .legend-block {
  padding: 0;
  border: none;
}

.layer-group .species-header {
  margin-bottom: 0;
}

/* Species list */
.species-block {
  flex: 1;
}

.species-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.species-header .block-label { margin: 0; }

.link-btn {
  background: none;
  border: none;
  font-size: 12px;
  color: var(--slate-500);
  cursor: pointer;
}

.link-btn:hover { color: var(--slate-300); }

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

.species-item {
  border-radius: 8px;
  border: 1px solid var(--slate-700);
  background: rgba(30, 41, 59, 0.5);
  transition: all 0.15s;
}

.species-item.active {
  border-width: 1px;
}

.species-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  cursor: pointer;
}

.species-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.species-info {
  flex: 1;
  min-width: 0;
}

.species-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--slate-200);
  font-style: italic;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.species-virus {
  font-size: 12px;
  color: var(--slate-400);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.expand-btn {
  background: none;
  border: none;
  color: var(--slate-500);
  cursor: pointer;
  flex-shrink: 0;
  font-size: 12px;
  padding: 4px;
}

.expand-btn:hover { color: var(--slate-300); }

.species-expand {
  padding: 0 12px 12px 12px;
  font-size: 12px;
  color: var(--slate-400);
  border-top: 1px solid var(--slate-700);
  margin-top: 4px;
  padding-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.species-expand strong {
  color: var(--slate-300);
  font-weight: 500;
}

/* Legend */
.legend-swatches {
  display: flex;
  gap: 4px;
  align-items: center;
}

.legend-swatches div {
  height: 16px;
  flex: 1;
  border-radius: 2px;
}

.legend-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--slate-500);
  margin-top: 4px;
}

/* Content area */
.content-area {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.content-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.view.hidden { display: none; }

.map-view {
  flex: 1;
  position: relative;
}

.map-container {
  width: 100%;
  height: 100%;
}

.map-popup {
  position: absolute;
  background: white;
  color: #1e293b;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  min-width: 160px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  pointer-events: none;
  z-index: 10;
}

.map-popup.hidden { display: none; }

.map-popup .popup-title {
  font-weight: 700;
  font-size: 15px;
  color: #1e293b;
  margin: 0;
}

.map-popup .popup-line {
  color: #475569;
  margin: 4px 0 0 0;
}

.map-popup .popup-line strong {
  color: #b91c1c;
  font-weight: 600;
}

.map-popup .popup-species {
  color: #475569;
  font-style: italic;
  font-size: 11px;
  margin: 4px 0 0 0;
}

.maplibregl-popup { display: none; }

/* Stats view */
.stats-view {
  flex: 1;
  overflow-y: auto;
  background: var(--slate-950);
  padding: 24px;
}

.stats-title {
  color: white;
  font-weight: 700;
  font-size: 20px;
  margin: 0 0 24px 0;
}

.chart-card {
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 24px;
}

.chart-card h3 {
  color: var(--slate-200);
  font-weight: 600;
  font-size: 15px;
  margin: 0 0 16px 0;
}

.chart-svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.chart-svg .bar { transition: opacity 0.15s; cursor: pointer; }
.chart-svg .bar:hover { opacity: 0.8; }
.chart-svg .axis-label { fill: var(--slate-400); font-size: 12px; }
.chart-svg .dept-label { fill: var(--slate-200); font-size: 13px; }

.empty-msg {
  color: var(--slate-500);
  font-size: 14px;
}

.species-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.species-card {
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.15s;
}

.species-card.open {
  border-color: var(--teal-500);
}

.species-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
}

.species-card-toggle {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  padding: 0;
}

.species-card-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.species-card-title {
  flex: 1;
  min-width: 0;
}

.species-card-title .sp-sci {
  display: block;
  color: var(--slate-100);
  font-style: italic;
  font-weight: 600;
  font-size: 15px;
}

.species-card-title .sp-common {
  display: block;
  color: var(--slate-400);
  font-size: 12px;
}

.species-card-title .sp-virus {
  display: block;
  color: var(--slate-300);
  font-size: 12px;
  margin-top: 2px;
}

.species-card-chevron {
  color: var(--slate-400);
  font-size: 12px;
  transition: transform 0.15s;
}

.species-card.open .species-card-chevron {
  transform: rotate(180deg);
}

.species-card-body {
  display: grid;
  grid-template-columns: minmax(220px, 320px) 1fr;
  gap: 20px;
  padding: 16px;
  border-top: 1px solid var(--slate-700);
}

.species-card-body .species-card-photo {
  border-radius: 12px;
  border: 1px solid var(--slate-700);
  overflow: hidden;
  align-self: start;
}

.species-card-body .species-card-photo img {
  display: block;
  width: 100%;
  height: auto;
}

.species-card-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.species-card-info p {
  margin: 0;
}

@media (max-width: 800px) {
  .species-card-body {
    grid-template-columns: 1fr;
  }
}

.pdf-link {
  display: inline-block;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--teal-500);
  background: rgba(13, 148, 136, 0.2);
  color: var(--teal-200);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s;
}

.pdf-link:hover {
  background: var(--teal-600);
  color: white;
}

/* Species detail panel */
.species-panel {
  width: 384px;
  flex-shrink: 0;
  border-left: 1px solid var(--slate-700);
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
}

.species-panel.hidden { display: none; }

.species-panel-header {
  padding: 20px;
  border-bottom: 1px solid var(--slate-700);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.species-panel-header h3 {
  color: white;
  font-size: 18px;
  font-weight: 600;
  margin: 4px 0 0 0;
}

.icon-btn {
  background: none;
  border: none;
  color: var(--slate-400);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 14px;
}

.icon-btn:hover {
  color: white;
  background: var(--slate-800);
}

.species-panel-body {
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.species-panel-body > * {
  flex-shrink: 0;
}

.species-panel-image {
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--slate-700);
  background: rgba(30, 41, 59, 0.7);
}

.species-panel-image img {
  height: 224px;
  width: 100%;
  object-fit: cover;
  display: block;
}

.species-detail p {
  margin: 0;
}

.detail-italic {
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-100);
  font-style: italic;
}

.detail-muted {
  font-size: 14px;
  color: var(--slate-300);
}

#panelVirus {
  font-size: 14px;
  color: var(--slate-200);
}

.dept-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.dept-chips span {
  border-radius: 9999px;
  border: 1px solid var(--slate-600);
  background: var(--slate-800);
  padding: 4px 10px;
  font-size: 12px;
  color: var(--slate-300);
}

.hidden { display: none !important; }

/* ==========================================================================
   Vista de celular
   Los elementos exclusivos de celular están ocultos por defecto, y todo lo
   demás vive dentro del media query: el escritorio no se ve afectado.
   ========================================================================== */
.sidebar-close,
.layers-fab,
.sidebar-backdrop {
  display: none;
}

@media (max-width: 768px) {
  .app {
    height: 100dvh;
    padding-bottom: calc(60px + env(safe-area-inset-bottom));
  }

  /* Encabezado compacto */
  .header { padding: 8px 12px; }
  .header-brand { gap: 8px; min-width: 0; }
  .header-brand > div:last-child { min-width: 0; }
  .header-icon { padding: 6px; }
  .header-icon img { width: 20px; height: 20px; }
  .header-brand h1 { font-size: 14px; }
  .header-brand p { font-size: 11px; }

  /* Pestañas: barra fija abajo */
  .tabs {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    gap: 6px;
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
    background: var(--slate-900);
    border-top: 1px solid var(--slate-700);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
  }

  .tab-btn {
    flex: 1;
    justify-content: center;
    padding: 12px 6px;
    font-size: 13px;
  }

  /* Panel de capas: cajón que se abre sobre el mapa */
  .main { position: relative; }

  .sidebar {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: min(88vw, 340px);
    z-index: 30;
    transform: translateX(-100%);
    visibility: hidden;
    transition: transform 0.2s ease, visibility 0s linear 0.2s;
    box-shadow: 4px 0 16px rgba(0, 0, 0, 0.4);
  }

  .sidebar.open {
    transform: none;
    visibility: visible;
    transition: transform 0.2s ease, visibility 0s;
  }

  .sidebar-close {
    display: block;
    position: sticky;
    top: 0;
    z-index: 2;
    flex-shrink: 0;
    width: 100%;
    padding: 12px 16px;
    background: var(--slate-900);
    color: var(--slate-300);
    border: none;
    border-bottom: 1px solid var(--slate-700);
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
  }

  .sidebar-backdrop.show {
    display: block;
    position: absolute;
    inset: 0;
    z-index: 29;
    background: rgba(0, 0, 0, 0.5);
  }

  .layers-fab {
    display: flex;
    align-items: center;
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 5;
    padding: 10px 14px;
    border-radius: 9999px;
    border: 1px solid var(--teal-500);
    background: var(--slate-900);
    color: var(--teal-200);
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
    cursor: pointer;
  }

  /* Ficha de especie: hoja inferior sobre el mapa */
  .content-area { position: relative; }

  .species-panel {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    width: auto;
    max-height: 52%;
    z-index: 25;
    border-left: none;
    border-top: 1px solid var(--slate-700);
    border-radius: 14px 14px 0 0;
    box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.4);
  }

  .species-panel-header { padding: 12px 16px; }
  .species-panel-body { padding: 12px 16px 16px; min-height: 0; }
  .species-panel-image img { height: 160px; }

  /* Estadísticas y Especies */
  .stats-view { padding: 14px; }
  .stats-title { font-size: 17px; margin-bottom: 14px; }
  .chart-card { padding: 14px; margin-bottom: 14px; }
  .chart-svg .axis-label { font-size: 11px; }
  .chart-svg .dept-label { font-size: 11px; }
  .species-cards { gap: 12px; }
  .species-card-head { flex-wrap: wrap; padding: 12px; }
  .species-card-toggle { flex: 1 1 100%; }
  .species-card-body { padding: 12px; }

  /* Controles más grandes para el dedo */
  .layer-radio { padding: 12px; }
  .layer-radio input[type="radio"] { width: 20px; height: 20px; }
  .species-row { padding: 12px 10px; }
  .expand-btn { padding: 10px; font-size: 14px; }
  .basemap-btn { padding: 12px 8px; }
  .year-control input[type="range"] { height: 32px; }
  .icon-btn { padding: 10px 14px; }
  .link-btn { padding: 8px; }
}