:root {
  --bg: #16181c;
  --bg-soft: #1d2126;
  --panel: rgba(24, 28, 34, 0.92);
  --panel-strong: rgba(17, 21, 27, 0.98);
  --line: rgba(163, 184, 199, 0.18);
  --line-strong: rgba(163, 184, 199, 0.34);
  --text: #eaf1f5;
  --muted: #93a4b2;
  --mint: #78f2d2;
  --cyan: #6ad5ff;
  --amber: #ffb84d;
  --danger: #ff7a7a;
  --water: linear-gradient(180deg, rgba(92, 210, 255, 0.96), rgba(33, 116, 214, 0.9));
  --shadow: 0 24px 60px rgba(3, 8, 13, 0.42);
  --radius: 20px;
  --radius-small: 12px;
  --mono: "IBM Plex Mono", "SFMono-Regular", "Consolas", monospace;
  --sans: "Avenir Next", "Segoe UI", "Trebuchet MS", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top, rgba(53, 79, 112, 0.28), transparent 32%),
    linear-gradient(180deg, #111418, var(--bg));
  color: var(--text);
  font-family: var(--sans);
}

body {
  min-height: 100vh;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  padding: 22px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 18px;
}

.topbar,
.transport-bar,
.panel,
.workspace-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.topbar {
  background:
    linear-gradient(145deg, rgba(19, 24, 30, 0.98), rgba(14, 18, 23, 0.96)),
    linear-gradient(90deg, rgba(106, 213, 255, 0.08), transparent 44%);
  display: grid;
  grid-template-columns: 1.5fr minmax(220px, 320px) auto;
  gap: 18px;
  padding: 18px 20px;
  align-items: end;
}

.eyebrow,
.panel-eyebrow,
.status-label,
.field-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  color: var(--muted);
}

.brand-block h1,
.panel-head h2 {
  margin: 4px 0 0;
  font-size: 1.35rem;
}

.brand-note,
.panel-note,
.scene-meta,
.scene-summary {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.4;
}

.scene-title-block {
  display: grid;
  gap: 8px;
}

.scene-title-input,
.field input,
.field select {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  background: rgba(10, 13, 18, 0.72);
  color: var(--text);
  padding: 11px 13px;
}

.scene-title-input[readonly] {
  opacity: 0.82;
  cursor: default;
}

.topbar-actions,
.transport-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.mode-toggle {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: rgba(10, 13, 18, 0.72);
  border: 1px solid rgba(163, 184, 199, 0.16);
  gap: 4px;
}

.mode-toggle-button {
  padding-inline: 16px;
}

.mode-toggle-button.is-active {
  border-color: rgba(120, 242, 210, 0.58);
  background:
    linear-gradient(135deg, rgba(17, 62, 77, 0.92), rgba(11, 24, 35, 0.95));
}

.action-button,
.transport-button,
.palette-button {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(18, 23, 29, 0.86);
  color: var(--text);
  padding: 10px 14px;
}

.action-button:hover,
.transport-button:hover,
.palette-button:hover {
  border-color: rgba(120, 242, 210, 0.55);
}

.transport-button.is-active {
  border-color: rgba(120, 242, 210, 0.6);
  background:
    linear-gradient(135deg, rgba(17, 62, 77, 0.92), rgba(11, 24, 35, 0.95));
}

.action-button-accent,
.transport-button-accent,
.palette-button {
  background:
    linear-gradient(135deg, rgba(17, 62, 77, 0.92), rgba(11, 24, 35, 0.95));
}

.action-button-wide {
  width: 100%;
}

.layout-grid {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(260px, 300px) minmax(0, 1fr) minmax(290px, 340px);
  gap: 18px;
}

.left-rail,
.right-rail {
  min-height: 0;
  display: grid;
  gap: 18px;
  align-content: start;
}

.workspace-panel,
.panel {
  background:
    linear-gradient(180deg, rgba(25, 30, 37, 0.94), rgba(16, 19, 24, 0.98));
}

.panel {
  padding: 16px;
}

.panel-head {
  display: grid;
  gap: 4px;
  margin-bottom: 14px;
}

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

.stack-form,
.inspector-form {
  display: grid;
  gap: 12px;
}

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

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

.object-list {
  display: grid;
  gap: 8px;
}

.object-row {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(13, 18, 24, 0.76);
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--text);
  text-align: left;
}

.object-row.is-selected {
  border-color: rgba(106, 213, 255, 0.72);
  box-shadow: 0 0 0 1px rgba(106, 213, 255, 0.25) inset;
}

.object-row small {
  color: var(--muted);
}

.workspace-panel {
  min-height: 0;
  padding: 16px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
}

.workspace-top {
  display: grid;
  gap: 12px;
}

.water-selection-strip {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(163, 184, 199, 0.14);
  background:
    linear-gradient(180deg, rgba(10, 14, 19, 0.78), rgba(7, 11, 16, 0.82));
}

.water-selection-card {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.water-selection-main {
  display: grid;
  gap: 4px;
}

.water-selection-title,
.water-selection-meta,
.water-selection-status {
  margin: 0;
}

.water-selection-title {
  font-size: 0.98rem;
}

.water-selection-meta,
.water-selection-status {
  font-family: var(--mono);
}

.water-selection-meta {
  color: var(--muted);
  font-size: 0.78rem;
}

.water-selection-status {
  color: rgba(224, 237, 247, 0.92);
  font-size: 0.8rem;
  line-height: 1.45;
}

.water-selection-button {
  white-space: nowrap;
}

.transport-bar-top {
  box-shadow: none;
}

.status-cards {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.status-card {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(10, 13, 18, 0.62);
  border: 1px solid rgba(163, 184, 199, 0.16);
}

.status-card-secondary {
  background: rgba(9, 12, 16, 0.54);
}

.status-value {
  margin: 8px 0 0;
  font-size: 1.2rem;
  font-family: var(--mono);
}

.status-card-secondary .status-value {
  font-size: 1rem;
}

.workspace-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 18px;
}

.lab-log-panel {
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(163, 184, 199, 0.14);
  background: rgba(9, 13, 18, 0.58);
}

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

.lab-log-head h3 {
  margin: 4px 0 0;
  font-size: 1rem;
}

.story-toggle-button {
  white-space: nowrap;
}

.lab-log-list {
  display: grid;
  gap: 8px;
  max-height: 260px;
  overflow: auto;
  padding-right: 4px;
}

.lab-log-panel.is-collapsed .lab-log-list {
  display: none;
}

.lab-log-panel.is-collapsed .lab-log-head {
  margin-bottom: 0;
}

.lab-log-block {
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(7, 11, 16, 0.62);
  border: 1px solid rgba(163, 184, 199, 0.12);
}

.lab-log-block-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: end;
}

.lab-log-block-title,
.lab-log-block-range,
.lab-log-block-status {
  margin: 0;
  font-family: var(--mono);
}

.lab-log-block-title {
  font-size: 0.84rem;
  color: var(--text);
}

.lab-log-block-range {
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--muted);
}

.lab-log-block-status {
  font-size: 0.72rem;
  color: var(--mint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lab-log-block-rows {
  display: grid;
  gap: 8px;
}

.lab-log-empty {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  line-height: 1.5;
}

.lab-log-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: 9px 10px;
  border-radius: 14px;
  background: rgba(13, 18, 24, 0.78);
  border: 1px solid rgba(163, 184, 199, 0.1);
}

.lab-log-row.is-summary {
  border-color: rgba(120, 242, 210, 0.26);
  background: rgba(10, 24, 25, 0.64);
}

.lab-log-row.is-system {
  border-color: rgba(255, 184, 77, 0.18);
}

.lab-log-tick {
  min-width: 42px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
}

.lab-log-main {
  display: grid;
  gap: 3px;
}

.lab-log-kind {
  color: var(--mint);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lab-log-row.is-system .lab-log-kind {
  color: var(--amber);
}

.lab-log-message {
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.45;
}

.canvas-surface {
  position: relative;
  overflow: auto;
  min-height: 640px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top left, rgba(255, 184, 77, 0.12), transparent 22%),
    linear-gradient(180deg, rgba(19, 23, 29, 0.98), rgba(9, 12, 16, 0.98));
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.canvas-surface::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(163, 184, 199, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(163, 184, 199, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}

.pipe-layer,
.component-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--stage-width, 100%);
  height: var(--stage-height, 100%);
}

.pipe-layer {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

.component-layer {
  pointer-events: none;
}

.canvas-hint {
  margin: -2px 0 0;
  padding: 0 4px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.pipe-sleeve {
  stroke: rgba(8, 12, 17, 0.82);
  fill: none;
  stroke-linecap: round;
  cursor: pointer;
}

.pipe-sleeve.is-pressured {
  stroke: rgba(52, 36, 16, 0.9);
  filter: drop-shadow(0 0 18px rgba(255, 184, 77, 0.12));
}

.pipe-sleeve.is-selected {
  stroke: rgba(12, 26, 36, 0.94);
}

.pipe-line {
  stroke: rgba(182, 196, 212, 0.42);
  fill: none;
  stroke-linecap: round;
  filter: drop-shadow(0 0 6px rgba(8, 12, 17, 0.16));
  cursor: pointer;
}

.pipe-line.is-pressured {
  stroke: rgba(255, 184, 77, 0.56);
  filter: drop-shadow(0 0 14px rgba(255, 184, 77, 0.22));
}

.pipe-line.is-selected {
  stroke: rgba(106, 213, 255, 0.9);
}

.pipe-flow-line {
  stroke: rgba(106, 213, 255, 0.9);
  fill: none;
  stroke-linecap: round;
  filter: drop-shadow(0 0 14px rgba(106, 213, 255, 0.35));
  cursor: pointer;
}

.pipe-flow-line.is-full {
  stroke: rgba(120, 242, 210, 0.92);
}

.pipe-hit {
  stroke: transparent;
  fill: none;
  stroke-linecap: round;
  cursor: pointer;
}

.pipe-droplet {
  fill: rgba(106, 213, 255, 0.95);
  filter: drop-shadow(0 0 12px rgba(106, 213, 255, 0.6));
  cursor: pointer;
}

.pipe-preview-line {
  stroke: rgba(106, 213, 255, 0.45);
  fill: none;
  stroke-linecap: round;
  stroke-dasharray: 12 10;
  filter: drop-shadow(0 0 16px rgba(106, 213, 255, 0.28));
  pointer-events: none;
}

.pipe-preview-line.is-valid {
  stroke: rgba(120, 242, 210, 0.82);
}

.leak-preview-line {
  stroke: rgba(215, 191, 122, 0.54);
  fill: none;
  stroke-linecap: round;
  stroke-dasharray: 12 10;
  filter: drop-shadow(0 0 12px rgba(215, 191, 122, 0.16));
  pointer-events: none;
}

.leak-preview-line.is-valid {
  stroke: rgba(120, 242, 210, 0.82);
}

.leak-route-line {
  stroke: rgba(215, 191, 122, 0.34);
  fill: none;
  stroke-linecap: round;
  stroke-dasharray: 12 10;
  cursor: pointer;
}

.leak-route-line.is-active {
  stroke: rgba(120, 242, 210, 0.56);
  filter: drop-shadow(0 0 12px rgba(120, 242, 210, 0.22));
}

.leak-route-line.is-selected {
  stroke: rgba(106, 213, 255, 0.92);
}

.leak-route-hit {
  stroke: transparent;
  fill: none;
  stroke-linecap: round;
  cursor: pointer;
  pointer-events: stroke;
}

.leak-route-tag {
  fill: rgba(21, 18, 11, 0.88);
  stroke: rgba(215, 191, 122, 0.22);
  cursor: pointer;
}

.leak-route-tag.is-selected {
  stroke: rgba(106, 213, 255, 0.74);
}

.leak-route-text {
  font-family: var(--mono);
  font-size: 10px;
  fill: rgba(255, 226, 163, 0.92);
  cursor: pointer;
}

.leak-route-text.is-selected {
  fill: rgba(234, 241, 245, 0.98);
}

.pipe-tag {
  fill: rgba(11, 14, 18, 0.92);
  stroke: rgba(163, 184, 199, 0.22);
  rx: 9px;
  ry: 9px;
  cursor: pointer;
}

.pipe-tag.is-pressured {
  fill: rgba(27, 18, 10, 0.94);
  stroke: rgba(255, 184, 77, 0.36);
}

.pipe-tag.is-selected {
  stroke: rgba(106, 213, 255, 0.74);
}

.pipe-tag-text {
  font-family: var(--mono);
  font-size: 11px;
  fill: var(--text);
  cursor: pointer;
}

.pipe-tag-text.is-pressured {
  fill: rgba(255, 226, 163, 0.98);
}

.pipe-tag-text.is-selected {
  fill: rgba(234, 241, 245, 0.98);
}

.pipe-tag-meta {
  font-family: var(--mono);
  font-size: 9px;
  fill: rgba(163, 184, 199, 0.88);
  letter-spacing: 0.02em;
  cursor: pointer;
}

.pipe-tag-meta.is-pressured {
  fill: rgba(255, 205, 120, 0.96);
}

.pipe-tag-meta.is-selected {
  fill: rgba(201, 223, 238, 0.94);
}

.component-card {
  position: absolute;
  border-radius: 24px;
  border: 1px solid rgba(163, 184, 199, 0.18);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.06), transparent 38%),
    linear-gradient(180deg, rgba(20, 26, 33, 0.92), rgba(8, 12, 16, 0.96));
  color: var(--text);
  overflow: visible;
  display: flex;
  flex-direction: column;
  cursor: grab;
  user-select: none;
  touch-action: none;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 18px 36px rgba(0, 0, 0, 0.24);
  pointer-events: auto;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    opacity 180ms ease;
}

.component-card.is-selected {
  border-color: rgba(120, 242, 210, 0.74);
  box-shadow:
    0 0 0 1px rgba(120, 242, 210, 0.25) inset,
    0 22px 44px rgba(0, 0, 0, 0.34);
}

.component-card.is-draft-targetable {
  border-color: rgba(120, 242, 210, 0.34);
  box-shadow:
    0 0 0 1px rgba(120, 242, 210, 0.08) inset,
    0 18px 36px rgba(0, 0, 0, 0.24);
}

.component-card.is-draft-hover {
  border-color: rgba(120, 242, 210, 0.78);
  box-shadow:
    0 0 0 2px rgba(120, 242, 210, 0.18) inset,
    0 24px 46px rgba(0, 0, 0, 0.32);
}

.component-card[data-type="source"] {
  background:
    linear-gradient(180deg, rgba(38, 50, 38, 0.96), rgba(11, 18, 15, 0.98));
}

.component-card[data-type="bucket"] {
  background:
    linear-gradient(180deg, rgba(37, 42, 51, 0.96), rgba(11, 16, 21, 0.98));
}

.component-card[data-type="leaky_bucket"] {
  background:
    linear-gradient(180deg, rgba(34, 46, 43, 0.96), rgba(11, 18, 17, 0.98));
}

.component-card[data-type="siphon"] {
  background:
    linear-gradient(180deg, rgba(44, 34, 52, 0.96), rgba(16, 11, 21, 0.98));
}

.component-card[data-type="output_basin"] {
  background:
    linear-gradient(180deg, rgba(25, 43, 54, 0.96), rgba(10, 18, 23, 0.98));
}

.component-card[data-type="reservoir"] {
  background:
    linear-gradient(180deg, rgba(48, 39, 25, 0.96), rgba(18, 15, 10, 0.98));
}

.component-head,
.component-foot {
  padding: 12px 12px 0;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.component-name,
.component-foot,
.component-metric,
.component-chip,
.component-level-badge,
.component-type-badge,
.component-foot-note,
.tank-water-badge {
  font-family: var(--mono);
}

.component-head {
  align-items: start;
}

.component-head-main {
  display: flex;
  align-items: start;
  gap: 10px;
}

.component-head-text {
  display: grid;
  gap: 2px;
}

.component-symbol-badge {
  display: none;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: rgba(10, 14, 20, 0.72);
  border: 1px solid rgba(163, 184, 199, 0.16);
  color: rgba(234, 243, 248, 0.92);
  flex: 0 0 auto;
}

.component-symbol-svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.component-symbol-svg.is-marker {
  width: 13px;
  height: 13px;
  stroke-width: 1.9;
}

.source-emitter,
.source-emitter-ring,
.source-emitter-body,
.source-emitter-nozzle,
.source-charge-readout,
.outlet-body,
.outlet-mouth,
.outlet-symbol,
.outlet-total-readout {
  display: none;
}

.component-name {
  font-size: 0.9rem;
  line-height: 1.1;
}

.component-type-badge {
  display: inline-flex;
  margin-top: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(163, 184, 199, 0.1);
  border: 1px solid rgba(163, 184, 199, 0.16);
  color: var(--muted);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.component-level-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 14px;
  background: rgba(5, 9, 13, 0.56);
  border: 1px solid rgba(163, 184, 199, 0.16);
  font-size: 0.9rem;
  color: rgba(224, 237, 247, 0.96);
}

.tank-shell {
  position: relative;
  flex: 1 1 auto;
  min-height: 68px;
  margin: 10px 12px 0;
  border-radius: 18px 18px 22px 22px;
  border: 1px solid rgba(163, 184, 199, 0.26);
  background:
    linear-gradient(180deg, rgba(7, 10, 15, 0.58), rgba(11, 15, 20, 0.88));
  overflow: hidden;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    inset 0 -18px 30px rgba(0, 0, 0, 0.22);
  transition:
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.tank-shell.is-source {
  border-radius: 20px 20px 16px 16px;
}

.tank-shell.is-basin {
  min-height: 54px;
  border-radius: 18px 18px 26px 26px;
}

.tank-shell.has-marker::after {
  content: "";
  position: absolute;
  right: -6px;
  width: 22px;
  height: 2px;
  background: rgba(255, 184, 77, 0.95);
  top: var(--marker-offset, 50%);
  box-shadow: 0 0 12px rgba(255, 184, 77, 0.4);
}

.tank-shell.is-primed::after {
  background: rgba(120, 242, 210, 0.95);
  box-shadow: 0 0 14px rgba(120, 242, 210, 0.44);
}

.water-fill {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    linear-gradient(180deg, rgba(126, 220, 255, 0.92), rgba(28, 145, 206, 0.96));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    inset 0 -10px 18px rgba(0, 42, 63, 0.26);
  transition: height 200ms ease, background 180ms ease, opacity 180ms ease;
}

.water-fill::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.24), transparent 36%),
    radial-gradient(circle at top, rgba(255, 255, 255, 0.25), transparent 42%);
  animation: shimmer 3.4s linear infinite;
}

.water-fill::after {
  content: "";
  position: absolute;
  top: 0;
  left: 8%;
  right: 8%;
  height: 4px;
  border-radius: 999px;
  background: rgba(235, 251, 255, 0.68);
  filter: blur(0.4px);
}

.tank-water-badge {
  position: absolute;
  left: 10px;
  bottom: 10px;
  z-index: 2;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(5, 9, 13, 0.58);
  border: 1px solid rgba(163, 184, 199, 0.16);
  color: rgba(224, 237, 247, 0.92);
  font-size: 0.66rem;
}

.tank-marker-label {
  position: absolute;
  right: 8px;
  transform: translateY(-50%);
  padding: 1px 6px;
  border-radius: 999px;
  background: rgba(255, 184, 77, 0.14);
  border: 1px solid rgba(255, 184, 77, 0.24);
  color: rgba(255, 214, 153, 0.9);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.02em;
}

.tank-marker-symbol {
  display: none;
  align-items: center;
  justify-content: center;
}

.tank-marker-text {
  display: inline-flex;
}

.component-core {
  padding: 8px 12px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.component-chip {
  display: inline-flex;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(163, 184, 199, 0.12);
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
}

.component-foot {
  padding: 10px 12px 12px;
}

.component-foot-note {
  color: var(--muted);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.component-foot-note.is-strong {
  color: rgba(224, 237, 247, 0.9);
}

.port-pin {
  position: absolute;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  cursor: pointer;
  background: transparent;
  border: 1px solid transparent;
  box-shadow: none;
}

.port-pin::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(120, 242, 210, 0.95);
  border: 2px solid rgba(7, 10, 15, 0.82);
  box-shadow: 0 0 0 4px rgba(120, 242, 210, 0.12);
}

.port-pin.is-targetable {
  background: rgba(120, 242, 210, 0.09);
  border-color: rgba(120, 242, 210, 0.18);
}

.port-pin.is-link-valid {
  background: rgba(120, 242, 210, 0.15);
  border-color: rgba(120, 242, 210, 0.3);
  transform: scale(1.1);
}

.port-pin.is-output::before {
  background: rgba(255, 184, 77, 0.95);
  box-shadow: 0 0 0 4px rgba(255, 184, 77, 0.12);
}

.port-pin.is-output.is-drafting {
  background: rgba(255, 184, 77, 0.15);
  border-color: rgba(255, 184, 77, 0.3);
}

.port-pin.is-leak::before {
  background: rgba(215, 191, 122, 0.96);
  box-shadow: 0 0 0 4px rgba(215, 191, 122, 0.14);
}

.port-pin.is-leak.is-connected {
  background: rgba(215, 191, 122, 0.12);
  border-color: rgba(215, 191, 122, 0.24);
}

.interface-port-badge {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 26px;
  max-width: 110px;
  padding: 0 9px;
  border-radius: 999px;
  border: 1px solid rgba(106, 213, 255, 0.24);
  background: rgba(6, 10, 14, 0.9);
  color: rgba(225, 237, 246, 0.94);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.04em;
  pointer-events: none;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.22);
}

.interface-port-badge.is-output {
  border-color: rgba(255, 184, 77, 0.28);
}

.interface-port-badge.is-emphasized {
  box-shadow:
    0 0 0 1px rgba(106, 213, 255, 0.18) inset,
    0 10px 22px rgba(0, 0, 0, 0.28);
}

.interface-port-badge-dir {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 16px;
  padding: 0 4px;
  border-radius: 999px;
  background: rgba(106, 213, 255, 0.14);
  color: rgba(182, 238, 255, 0.98);
}

.interface-port-badge.is-output .interface-port-badge-dir {
  background: rgba(255, 184, 77, 0.14);
  color: rgba(255, 214, 153, 0.98);
}

.interface-port-badge-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.canvas-surface.show-zones .port-pin {
  background: rgba(106, 213, 255, 0.08);
  border-color: rgba(106, 213, 255, 0.22);
}

.canvas-surface.show-zones .port-pin.is-output {
  background: rgba(255, 184, 77, 0.14);
  border-color: rgba(255, 184, 77, 0.28);
}

.canvas-surface.show-zones .port-pin.is-leak {
  background: rgba(215, 191, 122, 0.14);
  border-color: rgba(215, 191, 122, 0.28);
}

.inspector-panel {
  display: grid;
  gap: 14px;
}

.panel-note-tight {
  margin-top: -2px;
}

.action-button:disabled,
.transport-button:disabled,
.palette-button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.inspector-content {
  display: grid;
  gap: 16px;
}

.inspector-empty {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.inspector-block {
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(163, 184, 199, 0.15);
  background: rgba(9, 13, 18, 0.56);
}

.inspector-block h3 {
  margin: 0 0 12px;
  font-size: 0.98rem;
}

.inspector-meta {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.78rem;
}

.inspector-helper {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.82rem;
}

.inspector-interface-form {
  gap: 12px;
}

.interface-port-row {
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 14px;
  border: 1px solid rgba(163, 184, 199, 0.12);
  background: rgba(7, 11, 16, 0.46);
}

.interface-port-row.is-empty {
  align-items: start;
}

.interface-port-field {
  margin: 0;
}

.interface-port-meta {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.4;
}

.interface-port-actions {
  display: flex;
  justify-content: flex-start;
  gap: 8px;
}

.inspector-advanced {
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(163, 184, 199, 0.12);
  background: rgba(8, 11, 16, 0.46);
}

.inspector-advanced-summary {
  cursor: pointer;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  list-style: none;
}

.inspector-advanced-summary::-webkit-details-marker {
  display: none;
}

.inspector-advanced-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.45;
}

.inspector-advanced-form {
  margin-top: 12px;
}

.transport-bar {
  background:
    linear-gradient(180deg, rgba(15, 18, 23, 0.98), rgba(9, 12, 16, 0.98)),
    linear-gradient(90deg, rgba(120, 242, 210, 0.06), transparent 42%);
  display: grid;
  grid-template-columns: auto minmax(240px, 340px);
  gap: 18px;
  align-items: center;
  padding: 16px 18px;
  justify-content: space-between;
}

.transport-settings {
  display: grid;
  gap: 8px;
}

.transport-readout {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
}

.app-shell.view-mode-water .layout-grid {
  grid-template-columns: 1fr;
}

.app-shell.view-mode-water .left-rail,
.app-shell.view-mode-water .right-rail {
  display: none;
}

.app-shell.view-mode-water .workspace-panel {
  padding: 18px;
}

.app-shell.view-mode-water .workspace-top {
  gap: 14px;
}

.app-shell.view-mode-water .workspace-meta {
  display: none;
}

.app-shell.view-mode-water .transport-bar {
  grid-template-columns: 1fr;
  justify-content: stretch;
}

.app-shell.view-mode-water .transport-buttons {
  justify-content: flex-start;
}

.app-shell.view-mode-water .lab-log-panel {
  background: rgba(8, 12, 16, 0.44);
}

.app-shell.view-mode-water .component-card {
  cursor: pointer;
  background: transparent;
  border: none;
  box-shadow: none;
  overflow: visible;
}

.app-shell.view-mode-water .component-card:not(.is-selected) .component-head {
  padding-bottom: 0;
}

.app-shell.view-mode-water .component-card.is-selected {
  transform: translateY(-2px);
}

.app-shell.view-mode-water .component-card[data-type="source"] .component-head,
.app-shell.view-mode-water .component-card[data-type="output_basin"] .component-head {
  display: none;
}

.app-shell.view-mode-water .component-head {
  position: absolute;
  top: -18px;
  left: 8px;
  right: auto;
  padding: 0;
  z-index: 4;
  pointer-events: none;
}

.app-shell.view-mode-water .component-head-main {
  align-items: center;
  gap: 8px;
}

.app-shell.view-mode-water .component-symbol-badge {
  display: inline-flex;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: rgba(8, 12, 16, 0.84);
  border: 1px solid rgba(163, 184, 199, 0.16);
  color: rgba(227, 238, 245, 0.94);
}

.app-shell.view-mode-water .component-card.is-selected .component-symbol-badge {
  border-color: rgba(120, 242, 210, 0.44);
  background: rgba(7, 20, 24, 0.92);
}

.app-shell.view-mode-water .component-head-text,
.app-shell.view-mode-water .component-type-badge,
.app-shell.view-mode-water .component-level-badge,
.app-shell.view-mode-water .component-core,
.app-shell.view-mode-water .component-foot {
  display: none;
}

.app-shell.view-mode-water .tank-shell {
  height: 100%;
  min-height: unset;
  margin: 0;
  border-width: 2px;
  border-color: rgba(183, 208, 224, 0.34);
  background:
    linear-gradient(180deg, rgba(10, 14, 20, 0.38), rgba(8, 12, 17, 0.7)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04), transparent 32%, rgba(255, 255, 255, 0.03));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    inset 0 -18px 30px rgba(0, 0, 0, 0.16),
    inset 16px 0 18px rgba(255, 255, 255, 0.03),
    inset -12px 0 18px rgba(255, 255, 255, 0.02);
}

.app-shell.view-mode-water .component-card:not(.is-selected) .port-pin {
  opacity: 0;
  pointer-events: none;
}

.app-shell.view-mode-water .component-card.is-selected .tank-shell {
  border-color: rgba(120, 242, 210, 0.62);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -18px 30px rgba(0, 0, 0, 0.18),
    0 0 0 1px rgba(120, 242, 210, 0.18),
    0 18px 36px rgba(0, 0, 0, 0.2);
}

.app-shell.view-mode-water .component-card.is-selected[data-type="source"] .tank-shell,
.app-shell.view-mode-water .component-card.is-selected[data-type="output_basin"] .tank-shell {
  border: none;
  box-shadow: none;
}

.app-shell.view-mode-water .tank-water-badge {
  left: 50%;
  transform: translateX(-50%);
  bottom: 8px;
  background: rgba(5, 9, 13, 0.38);
  border-color: rgba(163, 184, 199, 0.1);
  color: rgba(233, 246, 252, 0.88);
}

.app-shell.view-mode-water .component-card[data-type="source"] .tank-shell {
  border: none;
  background: none;
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
}

.app-shell.view-mode-water .component-card[data-type="source"] .water-fill,
.app-shell.view-mode-water .component-card[data-type="source"] .tank-water-badge {
  display: none;
}

.app-shell.view-mode-water .component-card[data-type="source"] .source-emitter {
  display: flex;
  position: relative;
  align-items: center;
  justify-content: center;
  width: 74px;
  height: 74px;
  color: rgba(210, 245, 223, 0.94);
}

.app-shell.view-mode-water .component-card[data-type="source"] .source-emitter-ring {
  display: block;
  position: absolute;
  inset: 6px;
  border-radius: 999px;
  border: 2px solid rgba(138, 216, 166, 0.34);
  box-shadow: 0 0 0 1px rgba(138, 216, 166, 0.08);
}

.app-shell.view-mode-water .component-card[data-type="source"] .source-emitter.is-charged .source-emitter-ring {
  border-color: rgba(138, 216, 166, 0.68);
  box-shadow:
    0 0 0 1px rgba(138, 216, 166, 0.14),
    0 0 20px rgba(138, 216, 166, 0.14);
}

.app-shell.view-mode-water .component-card.is-selected[data-type="source"] .source-emitter-ring {
  border-color: rgba(120, 242, 210, 0.68);
  box-shadow:
    0 0 0 1px rgba(120, 242, 210, 0.16),
    0 0 24px rgba(120, 242, 210, 0.16);
}

.app-shell.view-mode-water .component-card[data-type="source"] .source-emitter-body {
  display: flex;
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.16), transparent 48%),
    linear-gradient(180deg, rgba(10, 22, 17, 0.92), rgba(9, 17, 13, 0.98));
  border: 1px solid rgba(138, 216, 166, 0.3);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 10px 18px rgba(0, 0, 0, 0.2);
  z-index: 2;
}

.app-shell.view-mode-water .component-card[data-type="source"] .source-emitter-nozzle {
  display: block;
  position: absolute;
  right: 8px;
  top: 50%;
  width: 24px;
  height: 14px;
  transform: translateY(-50%);
  border-radius: 0 999px 999px 0;
  background:
    linear-gradient(180deg, rgba(10, 20, 15, 0.94), rgba(8, 15, 11, 0.98));
  border: 1px solid rgba(138, 216, 166, 0.24);
  z-index: 1;
}

.app-shell.view-mode-water .component-card[data-type="source"] .source-charge-readout {
  display: inline-flex;
  position: absolute;
  right: -2px;
  bottom: -4px;
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(8, 12, 16, 0.92);
  border: 1px solid rgba(138, 216, 166, 0.26);
  color: rgba(214, 244, 226, 0.96);
  font-family: var(--mono);
  font-size: 0.74rem;
  z-index: 3;
}

.app-shell.view-mode-water .component-card[data-type="bucket"] .tank-shell,
.app-shell.view-mode-water .component-card[data-type="leaky_bucket"] .tank-shell,
.app-shell.view-mode-water .component-card[data-type="siphon"] .tank-shell {
  border-radius: 16px 16px 22px 22px;
}

.app-shell.view-mode-water .component-card[data-type="leaky_bucket"] .tank-shell {
  border-color: rgba(148, 220, 197, 0.34);
}

.app-shell.view-mode-water .component-card[data-type="siphon"] .tank-shell {
  border-color: rgba(182, 198, 224, 0.4);
  background:
    linear-gradient(180deg, rgba(13, 18, 26, 0.42), rgba(9, 13, 18, 0.76)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05), transparent 34%);
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .tank-shell,
.app-shell.view-mode-water .component-card[data-type="reservoir"] .tank-shell {
  min-height: 72px;
  border-radius: 18px 18px 28px 28px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -14px 24px rgba(0, 0, 0, 0.18);
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .tank-shell {
  border: none;
  background: none;
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .water-fill,
.app-shell.view-mode-water .component-card[data-type="output_basin"] .tank-water-badge {
  display: none;
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .outlet-body {
  display: block;
  position: relative;
  width: 108px;
  height: 64px;
  clip-path: polygon(0 22%, 62% 22%, 82% 6%, 100% 6%, 100% 94%, 82% 94%, 62% 78%, 0 78%);
  background:
    linear-gradient(180deg, rgba(10, 18, 27, 0.34), rgba(7, 13, 20, 0.58)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05), transparent 34%);
  box-shadow:
    inset 0 0 0 2px rgba(116, 204, 231, 0.34),
    0 12px 24px rgba(0, 0, 0, 0.18);
  z-index: 1;
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .outlet-mouth {
  display: block;
  position: absolute;
  right: 18px;
  top: 50%;
  width: 28px;
  height: 18px;
  transform: translateY(-50%);
  border-radius: 0 12px 12px 0;
  background: rgba(10, 16, 21, 0.82);
  border: 1px solid rgba(116, 204, 231, 0.24);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 0 16px rgba(106, 213, 255, 0.08);
  z-index: 2;
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .outlet-symbol {
  display: flex;
  position: absolute;
  left: 20px;
  top: 50%;
  width: 24px;
  height: 24px;
  transform: translateY(-50%);
  align-items: center;
  justify-content: center;
  color: rgba(209, 239, 252, 0.64);
  z-index: 3;
}

.app-shell.view-mode-water .component-card[data-type="output_basin"] .outlet-total-readout {
  display: inline-flex;
  position: absolute;
  right: -2px;
  bottom: -6px;
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(8, 12, 16, 0.94);
  border: 1px solid rgba(116, 204, 231, 0.28);
  color: rgba(218, 241, 252, 0.96);
  font-family: var(--mono);
  font-size: 0.76rem;
  z-index: 4;
}

.app-shell.view-mode-water .component-card.is-selected[data-type="output_basin"] .outlet-body {
  box-shadow:
    inset 0 0 0 2px rgba(120, 242, 210, 0.56),
    0 16px 28px rgba(0, 0, 0, 0.2);
}

.app-shell.view-mode-water .component-card.is-selected[data-type="output_basin"] .outlet-total-readout {
  border-color: rgba(120, 242, 210, 0.36);
}

.app-shell.view-mode-water .component-card[data-type="reservoir"] .tank-shell {
  border-color: rgba(193, 171, 120, 0.34);
  background:
    linear-gradient(180deg, rgba(25, 21, 12, 0.4), rgba(15, 12, 8, 0.76)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04), transparent 34%);
}

.app-shell.view-mode-water .component-card[data-type="reservoir"] .water-fill {
  background:
    linear-gradient(180deg, rgba(183, 216, 134, 0.9), rgba(99, 129, 54, 0.94));
}

.app-shell.view-mode-water .tank-marker-label {
  padding: 0;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-shell.view-mode-water .tank-marker-symbol {
  display: inline-flex;
}

.app-shell.view-mode-water .tank-marker-text {
  display: none;
}

.app-shell.view-mode-water .pipe-tag,
.app-shell.view-mode-water .pipe-tag-text,
.app-shell.view-mode-water .pipe-tag-meta,
.app-shell.view-mode-water .leak-route-tag,
.app-shell.view-mode-water .leak-route-text {
  opacity: 0;
  pointer-events: none;
}

.app-shell.view-mode-water .pipe-tag.is-selected,
.app-shell.view-mode-water .pipe-tag-text.is-selected,
.app-shell.view-mode-water .pipe-tag-meta.is-selected {
  opacity: 1;
  pointer-events: auto;
}

.app-shell.view-mode-water .leak-route-line {
  stroke: rgba(215, 191, 122, 0.18);
}

.app-shell.view-mode-water .leak-route-line.is-active {
  stroke: rgba(120, 242, 210, 0.34);
}

.app-shell.view-mode-water .leak-route-line.is-selected {
  stroke: rgba(106, 213, 255, 0.74);
}

@keyframes shimmer {
  0% {
    transform: translateX(-18%);
  }
  100% {
    transform: translateX(18%);
  }
}

@media (max-width: 1280px) {
  .topbar,
  .layout-grid,
  .transport-bar {
    grid-template-columns: 1fr;
  }

  .topbar-actions,
  .transport-buttons {
    justify-content: flex-start;
  }

  .status-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .canvas-surface {
    min-height: 520px;
  }
}

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

  .status-cards,
  .field-row,
  .palette-grid {
    grid-template-columns: 1fr;
  }

  .workspace-meta,
  .lab-log-head {
    display: grid;
    gap: 8px;
    justify-content: flex-start;
  }

  .water-selection-card {
    display: grid;
    justify-content: stretch;
  }

  .canvas-surface {
    min-height: 440px;
  }
}

.app-shell.view-mode-water .status-cards {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.app-shell.view-mode-water .status-card {
  min-width: 0;
  padding: 10px 12px;
}

.app-shell.view-mode-water .status-label {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
}

.app-shell.view-mode-water .status-value {
  font-size: 1.02rem;
}

.app-shell.view-mode-water .status-card-secondary .status-value {
  font-size: 0.94rem;
}

.public-support-hidden {
  display: none !important;
}

.public-demo-shell {
  padding: 16px;
  gap: 14px;
}

.public-demo-topbar {
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 400px) auto;
  align-items: start;
  gap: 14px;
  padding: 14px 16px;
}

.public-demo-topbar .brand-block {
  align-self: start;
}

.public-demo-topbar .brand-block h1 {
  font-size: 1.56rem;
  letter-spacing: -0.02em;
}

.public-demo-topbar .brand-note {
  max-width: 38ch;
  margin-top: 10px;
  font-size: 0.98rem;
  color: rgba(214, 227, 236, 0.86);
}

.public-demo-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 12px;
}

.public-demo-link {
  color: var(--cyan);
  text-decoration: none;
  font-size: 0.86rem;
}

.public-demo-link:hover {
  color: var(--mint);
}

.public-demo-topbar {
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: start;
}

.public-preset-bar {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  align-self: start;
  gap: 10px;
  padding-top: 4px;
}

.public-preset-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.68rem;
  color: var(--muted);
}

.public-scene-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.public-scene-chip {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(10, 13, 18, 0.72);
  color: var(--text);
  padding: 10px 14px;
  min-height: 44px;
  width: auto;
  display: inline-grid;
  align-content: center;
  text-align: left;
}

.public-scene-chip.is-active,
.public-scene-chip:hover {
  border-color: rgba(120, 242, 210, 0.58);
  background:
    linear-gradient(135deg, rgba(17, 62, 77, 0.92), rgba(11, 24, 35, 0.95));
}

.public-scene-chip__title {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.public-scene-chip__meta {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.public-scene-readout {
  margin-top: 12px;
}

.public-demo-grid {
  grid-template-columns: minmax(210px, 228px) minmax(0, 1fr) minmax(230px, 260px);
  gap: 14px;
}

.public-demo-shell .left-rail,
.public-demo-shell .right-rail {
  gap: 14px;
}

.public-demo-shell .panel,
.public-demo-shell .workspace-panel,
.public-demo-shell .transport-bar {
  border-radius: 22px;
}

.public-demo-shell .panel {
  padding: 14px;
}

.public-demo-copy {
  display: grid;
  gap: 12px;
  color: var(--muted);
  line-height: 1.5;
  font-size: 0.96rem;
}

.public-demo-copy p {
  margin: 0;
}

.public-demo-actions {
  align-items: flex-start;
  align-self: start;
}

.public-demo-shell .mode-toggle {
  padding: 5px;
}

.public-demo-shell .mode-toggle-button {
  min-width: 100px;
  min-height: 48px;
  padding-inline: 18px;
  font-size: 0.95rem;
  font-weight: 650;
}

.public-demo-shell .palette-grid {
  grid-template-columns: 1fr;
  gap: 12px;
}

.public-demo-shell .palette-button {
  min-height: 86px;
  border-radius: 20px;
  padding: 14px 16px;
  display: grid;
  gap: 4px;
  text-align: left;
  align-content: center;
}

.palette-button__title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.palette-button__meta {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.35;
}

.public-demo-shell .panel-note {
  margin-top: 12px;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--muted);
}

.public-demo-shell .workspace-panel {
  padding: 14px;
  gap: 12px;
}

.public-demo-shell .transport-bar {
  padding: 12px 14px;
}

.public-demo-shell .transport-buttons {
  gap: 12px;
}

.public-demo-shell .transport-button {
  min-height: 50px;
  padding: 0 18px;
  font-size: 0.98rem;
  font-weight: 650;
}

.public-demo-shell .status-cards {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.public-demo-shell .status-card {
  min-height: 84px;
  padding: 12px 14px;
}

.public-demo-shell .status-label {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}

.public-demo-shell .status-value {
  margin-top: 10px;
  font-size: 1.32rem;
}

.public-demo-shell .workspace-meta {
  padding: 0 2px;
  align-items: center;
}

.public-demo-shell .scene-summary,
.public-demo-shell .scene-meta {
  font-size: 0.86rem;
}

.public-demo-shell .public-notice {
  color: var(--cyan);
  font-weight: 600;
}

.public-demo-shell .public-preset-meta,
.public-demo-shell .public-scene-readout {
  display: none;
}

.public-demo-shell .canvas-surface {
  min-height: 700px;
  border-radius: 28px;
}

.public-demo-shell .inspector-panel {
  position: sticky;
  top: 14px;
}

.public-demo-shell .inspector-content {
  gap: 12px;
}

.public-demo-shell .inspector-block {
  padding: 14px;
}

.public-demo-shell .inspector-block h3 {
  font-size: 1rem;
}

.public-demo-shell .inspector-meta {
  font-size: 0.82rem;
  line-height: 1.45;
}

.public-demo-shell .field input,
.public-demo-shell .field select {
  min-height: 46px;
}

.public-demo-shell .action-button-wide {
  min-height: 48px;
}

.public-demo-shell .pipe-tag,
.public-demo-shell .pipe-tag-text,
.public-demo-shell .pipe-tag-meta,
.public-demo-shell .leak-route-tag,
.public-demo-shell .leak-route-text {
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.public-demo-shell .pipe-tag.is-selected,
.public-demo-shell .pipe-tag-text.is-selected,
.public-demo-shell .leak-route-tag.is-selected,
.public-demo-shell .leak-route-text.is-selected {
  opacity: 1;
  pointer-events: auto;
}

.public-demo-shell .pipe-tag-text,
.public-demo-shell .leak-route-text {
  font-size: 10px;
  letter-spacing: 0.03em;
}

.public-demo-shell.view-mode-build .component-card {
  border-radius: 28px;
  border-color: rgba(163, 184, 199, 0.22);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 18px 34px rgba(0, 0, 0, 0.22);
}

.public-demo-shell.view-mode-build .component-card.is-selected {
  transform: translateY(-2px);
  box-shadow:
    0 0 0 1px rgba(120, 242, 210, 0.24) inset,
    0 24px 46px rgba(0, 0, 0, 0.3);
}

.public-demo-shell.view-mode-build .component-card.is-draft-targetable {
  border-color: rgba(120, 242, 210, 0.36);
}

.public-demo-shell.view-mode-build .component-card.is-draft-hover {
  transform: translateY(-2px) scale(1.01);
  border-color: rgba(120, 242, 210, 0.82);
  box-shadow:
    0 0 0 2px rgba(120, 242, 210, 0.2) inset,
    0 26px 48px rgba(0, 0, 0, 0.32);
}

.public-demo-shell.view-mode-build .component-head {
  padding: 12px 14px 0;
}

.public-demo-shell.view-mode-build .component-name {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.public-demo-shell.view-mode-build .component-type-badge,
.public-demo-shell.view-mode-build .component-core,
.public-demo-shell.view-mode-build .component-foot {
  display: none;
}

.public-demo-shell.view-mode-build .component-level-badge {
  min-width: 42px;
  min-height: 42px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.9rem;
}

.public-demo-shell.view-mode-build .tank-shell {
  min-height: 98px;
  margin: 10px 14px 14px;
  border-radius: 18px 18px 24px 24px;
}

.public-demo-shell.view-mode-build .tank-water-badge {
  left: 12px;
  bottom: 12px;
  font-size: 0.72rem;
  padding: 3px 8px;
}

.public-demo-shell.view-mode-build .tank-marker-label {
  right: 10px;
}

.public-demo-shell.view-mode-build .port-pin {
  width: 28px;
  height: 28px;
}

.public-demo-shell.view-mode-build .port-pin::before {
  width: 16px;
  height: 16px;
}

.public-demo-shell.view-mode-build .topbar {
  padding: 12px 14px;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: start;
}

.public-demo-shell.view-mode-build .brand-block h1 {
  font-size: 1.22rem;
}

.public-demo-shell.view-mode-build .brand-note {
  display: none;
}

.public-demo-shell.view-mode-build .public-demo-links {
  margin-top: 8px;
  gap: 8px 12px;
}

.public-demo-shell.view-mode-build .public-scene-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.public-demo-shell.view-mode-build .public-scene-chip {
  min-height: 42px;
}

.public-demo-shell.view-mode-build .public-scene-chip__title {
  font-size: 0.84rem;
}

.public-demo-shell.view-mode-build .mode-toggle-button {
  min-width: 88px;
  min-height: 44px;
  font-size: 0.9rem;
}

.public-demo-shell.view-mode-build .workspace-meta {
  min-height: 18px;
}

.public-demo-shell.view-mode-water .topbar {
  padding: 10px 12px;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr) auto auto;
}

.public-demo-shell.view-mode-water .brand-block h1 {
  font-size: 1.14rem;
}

.public-demo-shell.view-mode-water .brand-note,
.public-demo-shell.view-mode-water .public-demo-links,
.public-demo-shell.view-mode-water .public-scene-chip__meta,
.public-demo-shell.view-mode-water .scene-meta,
.public-demo-shell.view-mode-water .panel-eyebrow,
.public-demo-shell.view-mode-water .public-preset-label {
  display: none;
}

.public-demo-shell.view-mode-water .public-scene-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.public-demo-shell.view-mode-water .public-scene-chip {
  min-height: 42px;
}

.public-demo-shell.view-mode-water .public-scene-chip__title {
  font-size: 0.86rem;
}

.public-demo-shell.view-mode-water .mode-toggle-button {
  min-width: 88px;
  min-height: 44px;
  font-size: 0.9rem;
}

.public-demo-shell.view-mode-water .transport-bar {
  padding: 10px 12px;
}

.public-demo-shell.view-mode-water .status-cards {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.public-demo-shell.view-mode-water .canvas-surface {
  min-height: calc(100vh - 280px);
}

.public-scene-chip:focus-visible,
.public-demo-link:focus-visible,
.action-button:focus-visible,
.transport-button:focus-visible,
.palette-button:focus-visible,
.qa-scenario-button:focus-visible {
  outline: 2px solid rgba(120, 242, 210, 0.8);
  outline-offset: 2px;
}

.qa-topbar {
  grid-template-columns: minmax(0, 1fr) auto;
}

.qa-scene-header {
  margin-top: 12px;
  display: grid;
  gap: 4px;
}

.qa-scene-name,
.qa-scene-meta {
  margin: 0;
}

.qa-panel {
  display: grid;
  gap: 12px;
}

.qa-scenario-list {
  display: grid;
  gap: 8px;
  max-height: 320px;
  overflow: auto;
  padding-right: 2px;
}

.qa-scenario-button {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(13, 18, 24, 0.76);
  padding: 12px 14px;
  display: grid;
  gap: 4px;
  color: var(--text);
  text-align: left;
}

.qa-scenario-button.is-selected {
  border-color: rgba(120, 242, 210, 0.58);
  box-shadow: 0 0 0 1px rgba(120, 242, 210, 0.2) inset;
}

.qa-scenario-button.is-pass {
  border-color: rgba(120, 242, 210, 0.38);
}

.qa-scenario-button.is-fail {
  border-color: rgba(255, 122, 122, 0.5);
}

.qa-scenario-button.is-manual {
  border-color: rgba(106, 213, 255, 0.38);
}

.qa-scenario-button__title {
  font-size: 0.96rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.qa-scenario-button__meta {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

.qa-scenario-detail {
  display: grid;
  gap: 8px;
}

.qa-scenario-family,
.qa-scenario-status,
.qa-result-summary,
.qa-scenario-description,
.qa-note-heading {
  margin: 0;
}

.qa-scenario-family,
.qa-note-heading {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.68rem;
  color: var(--muted);
}

.qa-scenario-title {
  margin: 0;
  font-size: 1.08rem;
}

.qa-scenario-description,
.qa-scenario-status,
.qa-result-summary {
  color: var(--muted);
  line-height: 1.45;
}

.qa-action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.qa-action-grid .action-button {
  min-height: 46px;
  border-radius: 16px;
}

.qa-download-button {
  grid-column: 1 / -1;
}

.qa-note-block {
  display: grid;
  gap: 8px;
}

.qa-note-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  color: var(--muted);
  line-height: 1.45;
}

.qa-result-output {
  margin: 0;
  min-height: 180px;
  max-height: 320px;
  overflow: auto;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(10, 13, 18, 0.72);
  color: var(--text);
  font: 0.74rem/1.5 var(--mono);
}

@media (max-width: 1100px) {
  .public-demo-topbar {
    grid-template-columns: 1fr;
  }

  .public-demo-grid {
    grid-template-columns: 1fr;
  }

  .public-demo-shell.view-mode-build .right-rail {
    order: 2;
  }

  .public-demo-shell.view-mode-build .workspace-panel {
    order: 3;
  }

  .public-demo-shell .right-rail {
    order: 3;
  }

  .public-demo-shell .inspector-panel {
    position: static;
  }
}

@media (max-width: 760px) {
  .public-demo-shell {
    padding: 10px;
  }

  .public-demo-shell .transport-buttons,
  .public-demo-shell .public-scene-chips {
    width: 100%;
  }

  .public-demo-shell .public-preset-bar {
    width: 100%;
    gap: 8px;
  }

  .public-demo-shell .public-scene-chip {
    min-height: 42px;
  }

  .public-demo-shell .status-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .public-demo-shell .canvas-surface,
  .public-demo-shell.view-mode-water .canvas-surface {
    min-height: 520px;
  }

  .public-demo-shell.view-mode-water .topbar {
    grid-template-columns: 1fr;
  }

  .qa-action-grid {
    grid-template-columns: 1fr;
  }
}