.bie-explorer-shell,
.bie-explorer-shell * {
  box-sizing: border-box;
}

.bie-explorer-shell {
  --bie-bg: #060a10;
  --bie-panel: rgba(11, 18, 28, 0.94);
  --bie-panel-soft: rgba(14, 23, 36, 0.92);
  --bie-panel-line: rgba(145, 188, 255, 0.14);
  --bie-panel-line-strong: rgba(145, 188, 255, 0.28);
  --bie-text: #e8f2ff;
  --bie-muted: rgba(232, 242, 255, 0.67);
  --bie-accent: #7fffc9;
  --bie-accent-soft: rgba(127, 255, 201, 0.18);
  --bie-warn: #fff3a6;
  position: relative;
  min-height: 520px;
  color: var(--bie-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.bie-chassis {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  height: 100%;
  padding: 16px;
  border: 1px solid rgba(152, 201, 255, 0.14);
  border-radius: 20px;
  background:
    radial-gradient(circle at top right, rgba(127, 255, 201, 0.10), transparent 36%),
    radial-gradient(circle at bottom left, rgba(112, 153, 255, 0.14), transparent 42%),
    linear-gradient(180deg, rgba(11, 16, 24, 0.98), rgba(7, 11, 18, 0.98));
  box-shadow:
    0 20px 48px rgba(0, 0, 0, 0.48),
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    inset 0 0 0 1px rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.bie-chassis::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
  opacity: 0.45;
}

.bie-topbar,
.bie-grid-layout,
.bie-panel,
.bie-stage-wrap,
.bie-statusbar {
  position: relative;
  z-index: 1;
}

.bie-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--bie-panel-line);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(18, 28, 42, 0.92), rgba(10, 16, 26, 0.9));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.bie-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.bie-brand strong {
  font-size: 0.98rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.bie-brand small {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bie-muted);
}

.bie-led {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  box-shadow: 0 0 10px currentColor;
}

.bie-led--green {
  color: #7fffc9;
  background: currentColor;
}

.bie-led--amber {
  color: #ffd576;
  background: currentColor;
}

.bie-mode-switch {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.bie-chip,
.bie-btn,
.bie-upload-btn span,
.bie-control select {
  border: 1px solid rgba(157, 198, 255, 0.16);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(18, 30, 44, 0.96), rgba(10, 18, 30, 0.96));
  color: var(--bie-text);
  transition: border-color 140ms ease, transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.bie-chip,
.bie-btn {
  appearance: none;
  padding: 10px 13px;
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
  line-height: 1;
}

.bie-chip:hover,
.bie-chip:focus-visible,
.bie-btn:hover,
.bie-btn:focus-visible,
.bie-upload-btn:hover span,
.bie-upload-btn:focus-within span,
.bie-control select:hover,
.bie-control select:focus-visible {
  border-color: var(--bie-panel-line-strong);
  box-shadow: 0 0 0 1px rgba(127, 255, 201, 0.12), 0 8px 18px rgba(0, 0, 0, 0.28);
  outline: none;
}

.bie-chip.is-active {
  border-color: rgba(127, 255, 201, 0.55);
  background: linear-gradient(180deg, rgba(25, 58, 58, 0.96), rgba(11, 31, 25, 0.96));
  box-shadow: inset 0 0 0 1px rgba(127, 255, 201, 0.18), 0 0 24px rgba(127, 255, 201, 0.12);
}

.bie-btn--ghost {
  background: linear-gradient(180deg, rgba(17, 25, 38, 0.92), rgba(12, 18, 28, 0.92));
}

.bie-btn:active,
.bie-chip:active,
.bie-upload-btn:active span {
  transform: translateY(1px);
}

.bie-grid-layout {
  display: grid;
  grid-template-columns: minmax(248px, 290px) minmax(0, 1fr) minmax(230px, 270px);
  gap: 14px;
  flex: 1 1 auto;
  min-height: 0;
}

.bie-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
}

.bie-column--stage {
  min-width: 0;
}

.bie-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border: 1px solid var(--bie-panel-line);
  border-radius: 16px;
  background: linear-gradient(180deg, var(--bie-panel), var(--bie-panel-soft));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.025),
    0 18px 34px rgba(0, 0, 0, 0.24);
  overflow: hidden;
}

.bie-panel--stage {
  flex: 1 1 auto;
}

.bie-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(157, 198, 255, 0.12);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.016), rgba(255, 255, 255, 0.006));
}

.bie-panel__header h3 {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bie-panel__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 14px;
}

.bie-controls-stack {
  gap: 16px;
}

.bie-upload-btn {
  display: block;
  cursor: pointer;
}

.bie-upload-btn input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
}

.bie-upload-btn span {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 44px;
  padding: 11px 14px;
  text-align: center;
  font-size: 0.92rem;
}

.bie-muted,
.bie-key-list {
  margin: 0;
  color: var(--bie-muted);
  font-size: 0.83rem;
  line-height: 1.5;
}

.bie-key-list {
  padding-left: 18px;
}

.bie-button-row {
  display: flex;
  gap: 10px;
}

.bie-button-row--wrap {
  flex-wrap: wrap;
}

.bie-button-row .bie-btn {
  flex: 1 1 auto;
}

.bie-control {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bie-control__label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bie-muted);
}

.bie-control__inline {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bie-control input[type="range"] {
  flex: 1 1 auto;
  accent-color: #7fffc9;
}

.bie-control select {
  width: 100%;
  min-height: 40px;
  padding: 10px 12px;
  font: inherit;
}

.bie-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--bie-text);
}

.bie-toggle input {
  accent-color: #7fffc9;
}

.bie-readout,
.bie-status,
.bie-inspector-primary,
.bie-inspector-secondary,
.bie-stats-grid dd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

.bie-readout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 64px;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid rgba(157, 198, 255, 0.16);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(8, 16, 26, 0.96), rgba(4, 10, 18, 0.96));
  color: #c9ffe9;
  font-size: 0.83rem;
  white-space: nowrap;
}

.bie-stage-readouts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.bie-stage-wrap {
  position: relative;
  flex: 1 1 auto;
  min-height: 360px;
  background:
    radial-gradient(circle at 50% 40%, rgba(127, 255, 201, 0.08), transparent 32%),
    linear-gradient(180deg, #0a1018, #05090f 65%, #020407);
  outline: none;
  overflow: hidden;
}

.bie-stage-wrap:focus-visible {
  box-shadow: inset 0 0 0 1px rgba(127, 255, 201, 0.32);
}

.bie-stage-wrap,
.bie-stage-wrap canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.bie-stage-wrap {
  cursor: grab;
}

.bie-stage-wrap.is-dragging {
  cursor: grabbing;
}

.bie-stage-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.bie-stage-overlay--scanlines {
  background-image: linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 100% 4px;
  opacity: 0.26;
  mix-blend-mode: screen;
}

.bie-stage-overlay--glow {
  background:
    radial-gradient(circle at center, rgba(126, 255, 200, 0.06), transparent 38%),
    radial-gradient(circle at top, rgba(154, 205, 255, 0.09), transparent 44%);
}

.bie-drop-indicator {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.96);
  padding: 14px 18px;
  border: 1px dashed rgba(127, 255, 201, 0.38);
  border-radius: 14px;
  background: rgba(5, 10, 16, 0.84);
  color: var(--bie-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  opacity: 0;
  transition: opacity 140ms ease, transform 140ms ease;
  pointer-events: none;
  text-align: center;
}

.bie-explorer-shell.is-dropping .bie-drop-indicator {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.bie-statusbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  padding: 10px 14px;
  border-top: 1px solid rgba(157, 198, 255, 0.12);
  background: linear-gradient(180deg, rgba(6, 11, 18, 0.9), rgba(3, 7, 12, 0.94));
}

.bie-status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--bie-muted);
  font-size: 0.76rem;
}

.bie-status--state {
  color: #c9ffe9;
  background: rgba(127, 255, 201, 0.12);
}

.bie-stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
}

.bie-stats-grid div {
  display: grid;
  gap: 3px;
  padding: 10px 12px;
  border: 1px solid rgba(157, 198, 255, 0.10);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.024);
}

.bie-stats-grid dt {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bie-muted);
}

.bie-stats-grid dd {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.4;
}

.bie-inspector-body {
  gap: 12px;
}

.bie-inspector-card {
  display: grid;
  gap: 6px;
  padding: 12px;
  border: 1px solid rgba(157, 198, 255, 0.10);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.bie-inspector-primary,
.bie-inspector-secondary {
  margin: 0;
}

.bie-inspector-primary {
  font-size: 0.95rem;
}

.bie-inspector-secondary {
  color: var(--bie-muted);
  font-size: 0.83rem;
}

.bie-neighborhood {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.bie-neighborhood__cell {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 44px;
  border: 1px solid rgba(157, 198, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.022);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.95rem;
  color: var(--bie-muted);
}

.bie-neighborhood__cell.is-on {
  color: #082419;
  background: linear-gradient(180deg, rgba(127, 255, 201, 0.96), rgba(96, 226, 176, 0.92));
  box-shadow: 0 0 20px rgba(127, 255, 201, 0.18);
}

.bie-neighborhood__cell.is-center {
  border-color: rgba(255, 243, 166, 0.38);
}

.bie-minimap,
.bie-histogram {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  border: 1px solid rgba(157, 198, 255, 0.10);
  border-radius: 12px;
  background: #081019;
}

@media (max-width: 1200px) {
  .bie-grid-layout {
    grid-template-columns: minmax(220px, 270px) minmax(0, 1fr);
  }

  .bie-column--telemetry {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-content: start;
  }
}

@media (max-width: 900px) {
  .bie-explorer-shell {
    min-height: 840px;
  }

  .bie-topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .bie-grid-layout {
    grid-template-columns: 1fr;
  }

  .bie-column--telemetry {
    grid-template-columns: 1fr;
  }

  .bie-stage-wrap {
    min-height: 380px;
  }
}

@media (max-width: 640px) {
  .bie-chassis {
    padding: 12px;
    border-radius: 16px;
  }

  .bie-panel__header,
  .bie-panel__body,
  .bie-statusbar,
  .bie-topbar {
    padding-left: 12px;
    padding-right: 12px;
  }

  .bie-button-row {
    flex-wrap: wrap;
  }

  .bie-button-row .bie-btn {
    flex: 1 1 calc(50% - 5px);
  }
}