src/App.css

.workbench-shell {
  max-width: 1680px;
  margin: 0 auto;
  padding: 18px;
}

.mini-label {
  margin: 0 0 6px;
  color: var(--accent-cool);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.app-topbar {
  display: grid;
  gap: 14px;
  margin-bottom: 14px;
}

.title-block {
  display: grid;
  gap: 4px;
}

.title-block h1 {
  margin: 0;
  color: var(--ink-strong);
  font-size: clamp(1.7rem, 2vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.title-copy {
  margin: 0;
  max-width: 88ch;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.summary-strip {
  display: grid;
  grid-template-columns: minmax(260px, 1.8fr) repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.summary-card,
.controls-band,
.map-panel,
.side-card {
  border: 1px solid var(--panel-stroke);
  background: rgba(253, 252, 248, 0.92);
  box-shadow: 0 12px 28px rgba(19, 42, 51, 0.06);
}

.summary-card {
  min-height: 88px;
  padding: 12px 14px;
  border-radius: 16px;
}

.summary-card span,
.fact-row span,
.inspector-grid dt {
  display: block;
  color: var(--ink-muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.summary-card strong,
.fact-row strong,
.inspector-grid dd {
  display: block;
  margin-top: 6px;
  color: var(--ink-strong);
  font-size: 1.15rem;
  line-height: 1.05;
}

.summary-card p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.summary-card-wide strong {
  font-size: 1.25rem;
}

.controls-band {
  padding: 12px 14px 14px;
  border-radius: 16px;
}

.controls-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 12px;
}

.controls-head h2,
.topology-header h2,
.side-header h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 1.1rem;
}

.controls-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.controls-meta span,
.reset-chip,
.scene-button {
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(19, 58, 80, 0.09);
  background: rgba(246, 244, 238, 0.92);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.reset-chip,
.scene-button {
  color: var(--accent-warm);
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.controls-stack {
  display: grid;
  gap: 10px;
}

.controls-grid-parallelism {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.control-card {
  border: 1px solid rgba(19, 58, 80, 0.08);
  border-radius: 14px;
  padding: 11px 12px;
  background: rgba(250, 248, 242, 0.96);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.field-grid-wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.control-card-header h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 1rem;
}

.control-card-header p {
  margin: 2px 0 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.control-badge {
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(17, 122, 112, 0.1);
  color: var(--accent-cool);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.control-field {
  display: grid;
  gap: 6px;
}

.control-field span,
.control-toggle span {
  color: var(--ink-muted);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.control-field input,
.control-field select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid rgba(19, 58, 80, 0.12);
  border-radius: 10px;
  background: #fffdf8;
  color: var(--ink-strong);
}

.control-field-toggle {
  align-self: end;
}

.control-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid rgba(19, 58, 80, 0.12);
  border-radius: 10px;
  background: #fffdf8;
}

.control-toggle input {
  accent-color: var(--accent-cool);
}

.option-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.option-chip {
  min-width: 38px;
  padding: 7px 9px;
  border: 1px solid rgba(19, 58, 80, 0.12);
  border-radius: 10px;
  background: #fffdf8;
  color: var(--ink-soft);
  font-weight: 500;
  transition:
    background-color 150ms ease,
    border-color 150ms ease,
    transform 150ms ease;
}

.option-chip:hover {
  transform: translateY(-1px);
}

.option-chip.active {
  border-color: rgba(17, 122, 112, 0.26);
  background: rgba(225, 246, 241, 0.96);
  color: var(--accent-cool);
}

.analysis-stack {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  align-items: start;
}

.status-banner {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(214, 98, 37, 0.16);
  background: rgba(255, 245, 236, 0.96);
  color: var(--ink-soft);
}

.status-banner strong {
  color: var(--accent-warm);
}

.status-banner-wip {
  border-color: rgba(180, 142, 34, 0.2);
  background: rgba(255, 249, 229, 0.96);
}

.status-banner-wip strong {
  color: #8a6b12;
}

.map-panel {
  padding: 12px;
  border-radius: 16px;
}

.topology-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 10px;
}

.topology-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}

.topology-scene-shell {
  display: grid;
  gap: 10px;
}

.scene-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  align-items: center;
}

.scene-toolbar-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pixi-surface-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 18px;
  background:
    radial-gradient(circle at 10% 10%, rgba(24, 155, 141, 0.14), transparent 22%),
    radial-gradient(circle at 100% 0%, rgba(255, 175, 111, 0.16), transparent 24%),
    linear-gradient(180deg, #0f202d 0%, #08141d 100%);
}

.topology-surface-wrap {
  min-height: 760px;
  height: min(76vh, 980px);
  user-select: none;
  touch-action: none;
  overscroll-behavior: contain;
}

.topology-interaction-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(0, 0, 0, 0.001);
  cursor: grab;
  touch-action: none;
  overscroll-behavior: contain;
}

.topology-interaction-layer.is-dragging {
  cursor: grabbing;
}

.pixi-surface,
.pixi-canvas,
.pixi-surface canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.scene-inspector,
.scene-debug-panel {
  position: absolute;
  z-index: 2;
  max-width: min(320px, calc(100% - 32px));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  backdrop-filter: blur(14px);
  pointer-events: auto;
}

.scene-inspector {
  left: 16px;
  bottom: 16px;
  padding: 12px 14px;
  background: rgba(7, 19, 29, 0.78);
  color: rgba(229, 241, 246, 0.92);
}

.scene-inspector .mini-label {
  color: rgba(135, 244, 226, 0.82);
}

.scene-inspector h3 {
  margin: 0;
  font-size: 1rem;
}

.inspector-subheading {
  margin: 6px 0 0;
  color: rgba(179, 201, 211, 0.82);
  font-size: 0.88rem;
}

.inspector-link-note {
  margin: 10px 0 0;
  color: rgba(255, 223, 161, 0.9);
  font-size: 0.82rem;
}

.inspector-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
  margin: 12px 0 0;
}

.inspector-grid div {
  margin: 0;
}

.inspector-grid dt {
  color: rgba(160, 188, 200, 0.78);
  font-size: 0.68rem;
}

.inspector-grid dd {
  margin: 4px 0 0;
  color: rgba(243, 250, 252, 0.96);
  font-size: 0.95rem;
}

.scene-debug-panel {
  top: 16px;
  right: 16px;
  padding: 12px 14px;
  background: rgba(10, 20, 31, 0.82);
  color: rgba(225, 238, 244, 0.92);
}

.scene-debug-panel .mini-label {
  color: rgba(255, 221, 156, 0.82);
}

.debug-toggle-grid {
  display: grid;
  gap: 8px;
}

.debug-toggle-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(228, 240, 245, 0.92);
  font-size: 0.86rem;
}

.debug-toggle-grid input {
  accent-color: var(--accent-warm);
}

.debug-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.debug-stats span {
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(235, 245, 248, 0.9);
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.side-column {
  display: grid;
  gap: 14px;
}

.side-card {
  padding: 12px;
  border-radius: 16px;
}

.side-header {
  margin-bottom: 12px;
}

.facts-grid {
  display: grid;
  gap: 10px;
}

.fact-row {
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(19, 58, 80, 0.08);
}

.fact-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.warning-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.warning-pill {
  border-left: 3px solid rgba(214, 98, 37, 0.74);
  border-radius: 10px;
  padding: 9px 10px;
  background: rgba(255, 244, 232, 0.92);
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.fullscreen-overlay {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 12, 20, 0.72);
  backdrop-filter: blur(10px);
}

.fullscreen-shell {
  display: grid;
  gap: 12px;
  width: min(1600px, 100%);
  max-height: calc(100vh - 40px);
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  background: rgba(252, 250, 245, 0.98);
  box-shadow: 0 24px 80px rgba(4, 12, 20, 0.38);
}

.fullscreen-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-end;
}

.fullscreen-toolbar h2 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 1.2rem;
}

.fullscreen-content {
  min-height: 0;
  overflow: auto;
}

.fullscreen-content .map-panel {
  min-height: calc(100vh - 168px);
}

.fullscreen-content .topology-surface-wrap {
  height: calc(100vh - 290px);
  min-height: 680px;
}

@media (max-width: 1400px) {
  .summary-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fullscreen-shell {
    width: 100%;
  }
}

@media (max-width: 1040px) {
  .controls-grid,
  .controls-grid-parallelism,
  .field-grid,
  .field-grid-wide {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .controls-head,
  .topology-header,
  .scene-toolbar,
  .fullscreen-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .workbench-shell {
    padding: 12px;
  }

  .summary-strip,
  .controls-grid,
  .controls-grid-parallelism,
  .field-grid,
  .field-grid-wide,
  .inspector-grid {
    grid-template-columns: 1fr;
  }

  .topology-surface-wrap {
    min-height: 560px;
    height: 64vh;
  }

  .fullscreen-overlay {
    padding: 10px;
  }

  .fullscreen-shell {
    max-height: calc(100vh - 20px);
    padding: 10px;
  }

  .fullscreen-content .topology-surface-wrap,
  .fullscreen-content .topology-surface-wrap {
    min-height: 420px;
    height: 62vh;
  }

  .scene-inspector,
  .scene-debug-panel {
    position: static;
    max-width: none;
    margin: 10px;
  }
}