/* ==========================================================================
   Upano Valley LiDAR Peeler ("El Pelador de Selva")
   Styles for the interactive archaeological canopy-to-DTM visualizer.
   ========================================================================== */

:root {
  --lp-bg: #0b1120;
  --lp-card-bg: #111a2d;
  --lp-card-border: #1e293b;
  --lp-text: #e2e8f0;
  --lp-text-muted: #94a3b8;
  --lp-accent: #06b6d4;
  --lp-accent-glow: rgba(6, 182, 212, 0.25);
  --lp-laser: #10b981;
  --lp-laser-glow: rgba(16, 185, 129, 0.3);
  --lp-gold: #f59e0b;
  --lp-gold-glow: rgba(245, 158, 11, 0.25);
  --lp-radius: 12px;
  --lp-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.upano-lidar-widget {
  margin: 2.5rem 0;
  padding: 1.5rem;
  background: var(--lp-bg);
  border: 1px solid var(--lp-card-border);
  border-radius: var(--lp-radius);
  color: var(--lp-text);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.65);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overflow: hidden;
}

/* Header */
.lp-header {
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--lp-card-border);
  padding-bottom: 1.15rem;
}

.lp-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.35);
  color: var(--lp-accent);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}

.lp-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin: 0 0 0.4rem 0;
  line-height: 1.25;
}

.lp-subtitle {
  font-size: 0.88rem;
  color: var(--lp-text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Mode Switcher Toolbar */
.lp-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.lp-mode-group {
  display: inline-flex;
  background: rgba(17, 26, 45, 0.85);
  border: 1px solid var(--lp-card-border);
  border-radius: 8px;
  padding: 0.25rem;
  gap: 0.25rem;
}

.lp-mode-btn {
  background: transparent;
  border: none;
  color: var(--lp-text-muted);
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.lp-mode-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.lp-mode-btn.active {
  background: var(--lp-accent);
  color: #080d1a;
  font-weight: 700;
  box-shadow: 0 0 12px var(--lp-accent-glow);
}

.lp-toggles-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lp-toggle-btn {
  background: rgba(17, 26, 45, 0.85);
  border: 1px solid var(--lp-card-border);
  color: var(--lp-text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.lp-toggle-btn:hover {
  border-color: var(--lp-accent);
  color: #fff;
}

.lp-toggle-btn.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--lp-laser);
  color: var(--lp-laser);
}

/* Viewport & Canvas Container */
.lp-viewport {
  position: relative;
  background: #080d1a;
  border: 1px solid var(--lp-card-border);
  border-radius: 10px;
  overflow: hidden;
  user-select: none;
  touch-action: none;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5);
}

.lp-canvas {
  display: block;
  width: 100%;
  height: auto;
  cursor: col-resize;
}

/* Split Line & Drag Handle */
.lp-split-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #fff;
  box-shadow: 0 0 8px rgba(6, 182, 212, 0.9), 0 0 16px rgba(6, 182, 212, 0.5);
  pointer-events: none;
  z-index: 10;
  transform: translateX(-50%);
}

.lp-split-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 38px;
  height: 38px;
  background: var(--lp-bg);
  border: 2px solid var(--lp-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--lp-accent-glow), 0 4px 10px rgba(0, 0, 0, 0.5);
  cursor: grab;
  pointer-events: auto;
  color: #fff;
  font-size: 0.85rem;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.lp-split-handle:hover,
.lp-split-handle:active {
  transform: translate(-50%, -50%) scale(1.1);
  border-color: #38bdf8;
}

/* Corner Overlays */
.lp-overlay-badge {
  position: absolute;
  top: 0.75rem;
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  backdrop-filter: blur(8px);
  pointer-events: none;
  z-index: 5;
}

.lp-overlay-left {
  left: 0.75rem;
  background: rgba(12, 74, 96, 0.82);
  border: 1px solid rgba(6, 182, 212, 0.4);
  color: #a5f3fc;
}

.lp-overlay-right {
  right: 0.75rem;
  background: rgba(20, 83, 45, 0.82);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #86efac;
}

/* Hotspots Overlay */
.lp-hotspot {
  position: absolute;
  width: 24px;
  height: 24px;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 15;
}

.lp-hotspot-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  background: var(--lp-gold);
  border: 2px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 10px var(--lp-gold-glow);
  transition: transform 0.2s ease;
}

.lp-hotspot:hover .lp-hotspot-dot,
.lp-hotspot.active .lp-hotspot-dot {
  transform: translate(-50%, -50%) scale(1.4);
  background: #fbbf24;
}

.lp-hotspot-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 22px;
  height: 22px;
  border: 2px solid var(--lp-gold);
  border-radius: 50%;
  animation: lpHotspotPulse 2s infinite ease-out;
  pointer-events: none;
}

@keyframes lpHotspotPulse {
  0% { transform: translate(-50%, -50%) scale(0.6); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(2.2); opacity: 0; }
}

/* Slider Bar Below Viewport */
.lp-slider-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.85rem;
  padding: 0.6rem 0.85rem;
  background: rgba(17, 26, 45, 0.6);
  border: 1px solid var(--lp-card-border);
  border-radius: 8px;
}

.lp-slider-label {
  font-size: 0.78rem;
  color: var(--lp-text-muted);
  white-space: nowrap;
  font-weight: 600;
}

.lp-range-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: #1e293b;
  outline: none;
  cursor: pointer;
}

.lp-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--lp-accent);
  box-shadow: 0 0 8px var(--lp-accent-glow);
  cursor: pointer;
  border: 2px solid #fff;
  transition: transform 0.15s ease;
}

.lp-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.lp-range-val {
  font-family: var(--lp-font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--lp-accent);
  min-width: 48px;
  text-align: right;
}

/* Archaeological Hotspot Detail Card */
.lp-detail-card {
  background: rgba(17, 26, 45, 0.95);
  border: 1px solid var(--lp-accent);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  margin-top: 1rem;
  box-shadow: 0 8px 24px -6px rgba(6, 182, 212, 0.2);
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.lp-detail-icon {
  font-size: 1.5rem;
  line-height: 1;
  padding-top: 0.15rem;
}

.lp-detail-content {
  flex: 1;
}

.lp-detail-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.25rem 0;
}

.lp-detail-desc {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--lp-text-muted);
  margin: 0;
}

/* Telemetry & Metrics Strip */
.lp-telemetry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.6rem;
  margin-top: 1rem;
}

.lp-telemetry-card {
  background: rgba(17, 26, 45, 0.6);
  border: 1px solid var(--lp-card-border);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  text-align: left;
}

.lp-telemetry-title {
  font-size: 0.7rem;
  color: var(--lp-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
}

.lp-telemetry-value {
  font-family: var(--lp-font-mono);
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

.lp-telemetry-card.cyan .lp-telemetry-value {
  color: var(--lp-accent);
}

.lp-telemetry-card.laser .lp-telemetry-value {
  color: var(--lp-laser);
}

.lp-telemetry-card.gold .lp-telemetry-value {
  color: var(--lp-gold);
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .upano-lidar-widget {
    padding: 1rem;
  }
  .lp-title {
    font-size: 1.15rem;
  }
  .lp-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .lp-mode-group,
  .lp-toggles-group {
    width: 100%;
    justify-content: center;
  }
  .lp-telemetry-grid {
    grid-template-columns: 1fr 1fr;
  }
}