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

:root {
  --theme_text-primary: #181d26;
  --theme_text-weak: rgba(4, 14, 32, 0.69);
  --theme_text-muted: #333333;
  --theme_button-primary: #1b61c9;
  --theme_button-primary-hover: #254fad;
  --theme_button-text-spotlight: rgba(249, 252, 255, 0.97);
  --theme_button-text-secondary-active: rgba(7, 12, 20, 0.82);
  --theme_success-text: #006400;
  --theme_surface-primary: #ffffff;
  --theme_surface-soft: #f8fafc;
  --theme_surface-glass: rgba(255, 255, 255, 0.92);
  --theme_border: #e0e2e6;
  --theme_shadow-blue:
    rgba(0, 0, 0, 0.32) 0px 0px 1px, rgba(0, 0, 0, 0.08) 0px 0px 2px,
    rgba(45, 127, 249, 0.28) 0px 1px 3px,
    rgba(0, 0, 0, 0.06) 0px 0px 0px 0.5px inset;
  --theme_shadow-soft: rgba(15, 48, 106, 0.05) 0px 0px 20px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

body {
  font-family:
    "Haas",
    "Neue Haas Grotesk Text Pro",
    "IBM Plex Sans",
    -apple-system,
    system-ui,
    "Segoe UI",
    sans-serif;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 8%, rgba(27, 97, 201, 0.1), transparent 42%),
    radial-gradient(
      circle at 88% 92%,
      rgba(37, 79, 173, 0.08),
      transparent 38%
    ),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  color: var(--theme_text-primary);
  letter-spacing: 0.16px;
}

/* Well Selection Panel (left sidebar) */
#well-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: var(--theme_surface-glass);
  backdrop-filter: blur(10px);
  border-right: 1px solid var(--theme_border);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#well-panel .panel-header {
  padding: 14px 16px;
  gap: 10px;
}

#well-panel .panel-header .badge {
  margin-left: auto;
}

.well-search-section {
  padding: 0 12px 12px;
}

.well-search-section input {
  width: 100%;
  padding: 9px 12px;
  background: var(--theme_surface-primary);
  border: 1px solid var(--theme_border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--theme_text-primary);
  transition: border-color 0.2s;
}

.well-search-section input::placeholder {
  color: var(--theme_text-weak);
}

.well-search-section input:focus {
  outline: none;
  border-color: var(--theme_button-primary);
  box-shadow: 0 0 0 3px rgba(27, 97, 201, 0.14);
}

#well-list {
  flex: 1;
  overflow-y: auto;
  padding: 0 8px 8px;
}

.well-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  background: none;
  border: none;
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  color: var(--theme_text-primary);
  text-align: left;
  transition:
    background 0.15s,
    border-color 0.15s;
}

.well-item:hover {
  background: rgba(27, 97, 201, 0.06);
}

.well-item.active {
  background: rgba(27, 97, 201, 0.1);
  border-left-color: var(--theme_button-primary);
  font-weight: 500;
}

.well-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--theme_text-weak);
  flex-shrink: 0;
}

.well-item.active .well-dot {
  background: var(--theme_button-primary);
}

.well-uwi {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.well-empty {
  padding: 20px 12px;
  text-align: center;
  font-size: 13px;
  color: var(--theme_text-weak);
  line-height: 1.5;
}

#map-container {
  position: relative;
  width: calc(100vw - 280px);
  height: 100vh;
  margin-left: 280px;
}

#map,
#deck-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

#deck-canvas {
  pointer-events: none;
}

/* Controls Panel */
#controls {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--theme_surface-glass);
  backdrop-filter: blur(10px);
  padding: 0;
  border-radius: var(--radius-xl);
  box-shadow: var(--theme_shadow-blue), var(--theme_shadow-soft);
  z-index: 1000;
  width: 318px;
  border: 1px solid var(--theme_border);
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  border-bottom: 1px solid var(--theme_border);
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(27, 97, 201, 0.12);
  border-radius: var(--radius-md);
  color: var(--theme_button-primary);
  border: 1px solid rgba(27, 97, 201, 0.24);
}

.panel-title h3 {
  margin: 0;
  color: var(--theme_text-primary);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0.1px;
}

.panel-title .subtitle {
  font-size: 12px;
  color: var(--theme_text-weak);
  text-transform: uppercase;
  letter-spacing: 0.28px;
}

.section {
  padding: 16px 20px;
  border-bottom: 1px solid var(--theme_border);
}

.section:last-of-type {
  border-bottom: none;
}

.section-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--theme_text-weak);
  text-transform: uppercase;
  letter-spacing: 0.24px;
  margin-bottom: 10px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.section-header .section-label {
  margin-bottom: 0;
}

.badge {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  background: rgba(27, 97, 201, 0.12);
  color: var(--theme_button-primary);
  border-radius: 20px;
  text-transform: capitalize;
}

/* Input Group */
.input-group {
  display: flex;
  gap: 8px;
}

#controls input[type="text"] {
  padding: 11px 14px;
  flex: 1;
  background: var(--theme_surface-primary);
  border: 1px solid var(--theme_border);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--theme_text-primary);
  letter-spacing: 0.12px;
  transition: all 0.2s;
}

#controls input[type="text"]::placeholder {
  color: var(--theme_text-weak);
}

#controls input[type="text"]:focus {
  outline: none;
  border-color: var(--theme_button-primary);
  box-shadow: 0 0 0 3px rgba(27, 97, 201, 0.14);
}

#controls button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 18px;
  background: var(--theme_button-primary);
  color: var(--theme_button-text-spotlight);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08px;
  transition: all 0.2s;
  box-shadow: var(--theme_shadow-blue);
}

#controls button:hover {
  background: var(--theme_button-primary-hover);
  transform: translateY(-1px);
}

#controls button:active {
  transform: translateY(0);
}

#controls button svg {
  flex-shrink: 0;
}

.btn-secondary {
  background: var(--theme_surface-primary) !important;
  border: 1px solid var(--theme_border) !important;
  color: var(--theme_button-text-secondary-active) !important;
  width: 100%;
  margin-top: 12px;
}

.btn-secondary:hover {
  background: var(--theme_surface-soft) !important;
  color: var(--theme_text-primary) !important;
}

/* Legend */
.legend-items {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--theme_surface-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--theme_border);
}

.legend-item:hover {
  background: #f3f8ff;
  border-color: rgba(27, 97, 201, 0.34);
}

.legend-indicator {
  width: 8px;
  height: 32px;
  border-radius: 4px;
  transition: background-color 0.3s;
}

.legend-indicator.small {
  background: linear-gradient(
    180deg,
    rgb(52, 152, 219) 0%,
    rgb(41, 128, 185) 100%
  );
}

.legend-indicator.medium {
  background: linear-gradient(
    180deg,
    rgb(243, 156, 18) 0%,
    rgb(230, 126, 34) 100%
  );
}

.legend-indicator.large {
  background: linear-gradient(
    180deg,
    rgb(231, 76, 60) 0%,
    rgb(192, 57, 43) 100%
  );
}

.legend-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.legend-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--theme_text-primary);
  letter-spacing: 0.1px;
}

.legend-range {
  font-size: 12px;
  color: var(--theme_text-weak);
  letter-spacing: 0.12px;
}

.stage-count {
  font-size: 12px;
  font-weight: 600;
  color: var(--theme_button-text-secondary-active);
  background: #f0f4fb;
  padding: 4px 8px;
  border-radius: 12px;
  min-width: 28px;
  text-align: center;
}

.legend-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--theme_text-weak);
  letter-spacing: 0.14px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--theme_border);
}

.legend-hint svg {
  opacity: 0.6;
}

/* Sliders */
.slider-group {
  margin-bottom: 14px;
}

.slider-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.slider-label {
  font-size: 12px;
  color: var(--theme_text-weak);
  letter-spacing: 0.1px;
}

.slider-value {
  font-size: 12px;
  font-weight: 600;
  color: var(--theme_button-primary);
}

#controls input[type="range"] {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: #e8edf6;
  border-radius: 3px;
  cursor: pointer;
}

#controls input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: var(--theme_button-primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(27, 97, 201, 0.35);
  transition: transform 0.2s;
}

#controls input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.panel-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  background: #f7f9fd;
  font-size: 12px;
  color: var(--theme_text-weak);
  letter-spacing: 0.14px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--theme_success-text);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Info Panel */
#info-panel {
  position: absolute;
  top: 20px;
  right: 350px;
  background: var(--theme_surface-glass);
  backdrop-filter: blur(10px);
  padding: 0;
  border-radius: var(--radius-xl);
  box-shadow: var(--theme_shadow-blue), var(--theme_shadow-soft);
  z-index: 1000;
  width: 320px;
  max-height: calc(100vh - 60px);
  overflow: hidden;
  display: none;
  border: 1px solid var(--theme_border);
}

.info-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  background: #f7f9fd;
  border-bottom: 1px solid var(--theme_border);
}

#info-panel h3 {
  margin: 0;
  color: var(--theme_text-primary);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.1px;
  word-break: break-all;
  flex: 1;
  padding-right: 12px;
}

.close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--theme_surface-primary);
  border: 1px solid var(--theme_border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--theme_text-weak);
  transition: all 0.2s;
  padding: 0;
}

.close-btn:hover {
  background: #ffecef;
  color: #a7233a;
}

#well-info {
  padding: 16px 18px;
  border-bottom: 1px solid var(--theme_border);
}

#well-info p {
  display: flex;
  justify-content: space-between;
  margin: 8px 0;
  font-size: 13px;
  color: var(--theme_text-weak);
  letter-spacing: 0.1px;
}

#well-info p strong {
  color: var(--theme_text-muted);
  font-weight: 500;
}

.stages-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #f7f9fd;
  border-bottom: 1px solid var(--theme_border);
}

.stages-header h4 {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--theme_text-weak);
  text-transform: uppercase;
  letter-spacing: 0.24px;
}

.stage-total {
  font-size: 12px;
  color: var(--theme_text-weak);
}

/* Stage List */
#stage-list {
  padding: 12px;
  max-height: 400px;
  overflow-y: auto;
}

.stage-item {
  padding: 12px;
  margin-bottom: 8px;
  background: var(--theme_surface-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--theme_border);
}

.stage-item:last-child {
  margin-bottom: 0;
}

.stage-item:hover {
  background: #f3f8ff;
  border-color: rgba(27, 97, 201, 0.34);
}

.stage-item.active {
  background: rgba(27, 97, 201, 0.1);
  border-color: var(--theme_button-primary);
  border-left: 3px solid var(--theme_button-primary);
}

.stage-number {
  font-weight: 600;
  color: var(--theme_text-primary);
  margin-bottom: 4px;
  font-size: 13px;
  letter-spacing: 0.1px;
}

.stage-detail {
  color: var(--theme_text-weak);
  font-size: 11px;
  letter-spacing: 0.12px;
}

/* Tooltip */
#tooltip {
  position: absolute;
  background: var(--theme_surface-glass);
  backdrop-filter: blur(10px);
  color: var(--theme_text-primary);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 12px;
  letter-spacing: 0.12px;
  pointer-events: none;
  z-index: 2000;
  display: none;
  max-width: 260px;
  box-shadow: var(--theme_shadow-blue);
  border: 1px solid var(--theme_border);
}

#tooltip strong {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--theme_button-primary);
}

/* Loading Indicator */
#loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--theme_surface-glass);
  backdrop-filter: blur(10px);
  padding: 32px 48px;
  border-radius: var(--radius-xl);
  box-shadow: var(--theme_shadow-blue);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  border: 1px solid var(--theme_border);
  color: var(--theme_text-primary);
  letter-spacing: 0.12px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #e8edf6;
  border-top: 3px solid var(--theme_button-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Scrollbar Styling */
#stage-list::-webkit-scrollbar,
#info-panel::-webkit-scrollbar {
  width: 6px;
}

#stage-list::-webkit-scrollbar-track,
#info-panel::-webkit-scrollbar-track {
  background: #edf2f8;
  border-radius: 3px;
}

#stage-list::-webkit-scrollbar-thumb,
#info-panel::-webkit-scrollbar-thumb {
  background: #c8d1de;
  border-radius: 3px;
}

#stage-list::-webkit-scrollbar-thumb:hover,
#info-panel::-webkit-scrollbar-thumb:hover {
  background: #9aa6b8;
}

/* Responsive */
@media (max-width: 768px) {
  #controls {
    top: 10px;
    right: 10px;
    left: auto;
    width: auto;
  }

  #info-panel {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: auto;
    max-height: 50vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  .input-group {
    flex-direction: column;
  }
}