/* M02 Lab V2 · framed-only molecular production line. */
body.study-framed-page .lab-v2-m02 {
  --m02-dna: var(--info);
  --m02-rna: var(--accent);
  --m02-protein: var(--good);
  --m02-lesion: var(--bad);
  --m02-template: var(--warn);
}

body.study-framed-page .lab-v2-m02 .lab-v2-workbench {
  grid-template-columns: minmax(0, 1.68fr) minmax(268px, .92fr);
}

body.study-framed-page .lab-v2-m02 .m02-stage {
  isolation: isolate;
  background:
    linear-gradient(color-mix(in srgb, var(--border) 24%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--border) 24%, transparent) 1px, transparent 1px),
    var(--stage-panel);
  background-size: 28px 28px;
}

body.study-framed-page .lab-v2-m02 .m02-scene {
  position: absolute;
  inset: 0;
  min-width: 0;
}

body.study-framed-page .lab-v2-m02 .m02-scene[hidden] { display: none; }

body.study-framed-page .lab-v2-m02 .m02-scene svg {
  width: 100%;
  height: 100%;
  display: block;
}

body.study-framed-page .lab-v2-m02 .m02-grid-line {
  fill: none;
  stroke: var(--border);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-svg-kicker,
body.study-framed-page .lab-v2-m02 .m02-svg-label,
body.study-framed-page .lab-v2-m02 .m02-svg-value,
body.study-framed-page .lab-v2-m02 .m02-svg-good,
body.study-framed-page .lab-v2-m02 .m02-svg-bad {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

body.study-framed-page .lab-v2-m02 .m02-svg-kicker {
  fill: var(--text-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
}

body.study-framed-page .lab-v2-m02 .m02-svg-label {
  fill: var(--text-muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .06em;
}

body.study-framed-page .lab-v2-m02 .m02-svg-value {
  fill: var(--text);
  font-size: 11px;
  font-weight: 750;
}

body.study-framed-page .lab-v2-m02 .m02-svg-good {
  fill: var(--good);
  font-size: 10px;
  font-weight: 750;
}

body.study-framed-page .lab-v2-m02 .m02-svg-bad {
  fill: var(--bad);
  font-size: 9px;
  font-weight: 750;
}

body.study-framed-page .lab-v2-m02 .m02-parent-strand,
body.study-framed-page .lab-v2-m02 .m02-dna-rail {
  fill: none;
  stroke: var(--m02-dna);
  stroke-width: 5;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-parent-strand-dash { stroke-dasharray: 5 5; }

body.study-framed-page .lab-v2-m02 .m02-fork-ring {
  fill: none;
  stroke: var(--accent-bright);
  stroke-width: 9;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-piece,
body.study-framed-page .lab-v2-m02 .m02-template,
body.study-framed-page .lab-v2-m02 .m02-lesion-shape,
body.study-framed-page .lab-v2-m02 .m02-repair-patch,
body.study-framed-page .lab-v2-m02 .m02-station,
body.study-framed-page .lab-v2-m02 .m02-flow-line,
body.study-framed-page .lab-v2-m02 .m02-block-mark {
  opacity: .1;
  transition: opacity .18s ease, filter .18s ease;
}

body.study-framed-page .lab-v2-m02 .m02-piece.is-on,
body.study-framed-page .lab-v2-m02 .m02-template.is-on,
body.study-framed-page .lab-v2-m02 .m02-lesion-shape.is-on,
body.study-framed-page .lab-v2-m02 .m02-repair-patch.is-on,
body.study-framed-page .lab-v2-m02 .m02-station.is-on,
body.study-framed-page .lab-v2-m02 .m02-flow-line.is-on,
body.study-framed-page .lab-v2-m02 .m02-block-mark.is-on { opacity: 1; }

body.study-framed-page .lab-v2-m02 .m02-new-strand {
  fill: none;
  stroke: var(--good);
  stroke-width: 6;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-fragment { stroke-dasharray: 34 8; }

body.study-framed-page .lab-v2-m02 .m02-direction-arrow {
  fill: none;
  stroke: var(--good);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-primer {
  fill: none;
  stroke: var(--warn);
  stroke-width: 7;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-joint {
  fill: var(--good);
  stroke: var(--stage-panel);
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-blocked-arrow {
  fill: none;
  stroke: var(--bad);
  stroke-width: 2;
  stroke-dasharray: 5 4;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-template path {
  fill: none;
  stroke: var(--m02-template);
  stroke-width: 3;
  stroke-dasharray: 7 5;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-distortion,
body.study-framed-page .lab-v2-m02 .m02-lesion-shape circle,
body.study-framed-page .lab-v2-m02 .m02-lesion-shape path {
  fill: color-mix(in srgb, var(--m02-lesion) 16%, var(--stage-panel));
  stroke: var(--m02-lesion);
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-lesion-shape .m02-break {
  fill: none;
  stroke-width: 7;
  stroke-linecap: round;
}

body.study-framed-page .lab-v2-m02 .m02-lesion-shape .m02-break-gap {
  fill: none;
  stroke-width: 2;
  stroke-dasharray: 3 4;
}

body.study-framed-page .lab-v2-m02 .m02-repair-patch path {
  fill: none;
  stroke: var(--good);
  stroke-width: 7;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-repair-patch.is-jagged path {
  stroke: var(--warn);
  stroke-dasharray: 7 4;
}

body.study-framed-page .lab-v2-m02 .m02-risk-track,
body.study-framed-page .lab-v2-m02 .m02-risk-fill {
  fill: none;
  stroke-width: 12;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-risk-track { stroke: var(--border-strong); }
body.study-framed-page .lab-v2-m02 .m02-risk-fill { stroke: var(--bad); }

body.study-framed-page .lab-v2-m02 .m02-flow-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 4;
  stroke-linecap: round;
  marker-end: none;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-station path,
body.study-framed-page .lab-v2-m02 .m02-station rect,
body.study-framed-page .lab-v2-m02 .m02-station ellipse {
  fill: color-mix(in srgb, var(--accent) 10%, var(--stage-panel));
  stroke: var(--accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-station-dna { opacity: 1; }
body.study-framed-page .lab-v2-m02 .m02-station-dna path { stroke: var(--m02-dna); fill: none; }
body.study-framed-page .lab-v2-m02 .m02-station text {
  fill: var(--text-dim);
  font: 700 9px/1 "SFMono-Regular", Consolas, monospace;
  text-anchor: middle;
}
body.study-framed-page .lab-v2-m02 .m02-intron { fill: none !important; stroke: var(--warn) !important; }
body.study-framed-page .lab-v2-m02 [data-m02-protein] path,
body.study-framed-page .lab-v2-m02 [data-m02-qc] path { stroke: var(--m02-protein); }

body.study-framed-page .lab-v2-m02 .m02-block-mark path {
  fill: none;
  stroke: var(--bad);
  stroke-width: 4;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-band rect {
  fill: var(--panel);
  stroke: var(--border-strong);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-band path {
  opacity: .12;
  fill: none;
  stroke: var(--text-muted);
  stroke-width: 5;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .lab-v2-m02 .m02-band text {
  fill: var(--text-muted);
  font: 700 9px/1 "SFMono-Regular", Consolas, monospace;
  text-anchor: middle;
}

body.study-framed-page .lab-v2-m02 .m02-band.is-paired rect { stroke: var(--accent); }
body.study-framed-page .lab-v2-m02 .m02-band.is-positive path { opacity: 1; stroke: var(--good); }
body.study-framed-page .lab-v2-m02 .m02-band.is-negative path { opacity: .2; stroke: var(--bad); stroke-dasharray: 3 4; }

body.study-framed-page .lab-v2-m02 .m02-drop {
  position: absolute;
  z-index: 2;
  min-width: 72px;
  min-height: 32px;
  max-width: 114px;
  display: grid;
  place-items: center;
  padding: 4px 7px;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--stage-panel) 88%, transparent);
  border: 1px dashed var(--border-strong);
  border-radius: 7px;
  cursor: pointer;
  font: 700 8.5px/1.25 "SFMono-Regular", Consolas, monospace;
  text-align: center;
  transform: translate(-50%, -50%);
  transition: border-color .16s ease, background .16s ease, color .16s ease;
}

body.study-framed-page .lab-v2-m02 .m02-drop:hover {
  color: var(--text);
  border-color: var(--accent);
}

body.study-framed-page .lab-v2-m02 .m02-drop:focus-visible,
body.study-framed-page .lab-v2-m02 .m02-tool:focus-visible,
body.study-framed-page .lab-v2-m02 .m02-next:focus-visible,
body.study-framed-page .lab-v2-m02 .m02-cycle input:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

body.study-framed-page .lab-v2-m02 .m02-drop.is-filled {
  color: var(--good);
  background: color-mix(in srgb, var(--good) 12%, var(--stage-panel));
  border-style: solid;
  border-color: var(--good);
}

body.study-framed-page .lab-v2-m02 .m02-drop.is-rejected-state,
body.study-framed-page .lab-v2-m02 .m02-drop.is-rejected {
  color: var(--bad);
  background: color-mix(in srgb, var(--bad) 11%, var(--stage-panel));
  border-color: var(--bad);
}

body.study-framed-page .lab-v2-m02 .m02-drop.is-rejected { transform: translate(-50%, -50%) translateX(3px); }

body.study-framed-page .lab-v2-m02 .m02-drop-reverse { left: 26%; top: 26%; }
body.study-framed-page .lab-v2-m02 .m02-drop-leading { left: 72%; top: 25%; }
body.study-framed-page .lab-v2-m02 .m02-drop-primer { left: 57%; top: 61%; }
body.study-framed-page .lab-v2-m02 .m02-drop-fragment { left: 73%; top: 73%; }
body.study-framed-page .lab-v2-m02 .m02-drop-ligase { left: 88%; top: 62%; }
body.study-framed-page .lab-v2-m02 .m02-drop-lesion { left: 47%; top: 43%; }
body.study-framed-page .lab-v2-m02 .m02-drop-repair { left: 76%; top: 44%; }
body.study-framed-page .lab-v2-m02 .m02-drop-transcription { left: 23%; top: 28%; }
body.study-framed-page .lab-v2-m02 .m02-drop-splice { left: 42%; top: 28%; }
body.study-framed-page .lab-v2-m02 .m02-drop-translation { left: 61%; top: 28%; }
body.study-framed-page .lab-v2-m02 .m02-drop-probe-dna { left: 26%; top: 74%; }
body.study-framed-page .lab-v2-m02 .m02-drop-probe-rna { left: 50%; top: 74%; }
body.study-framed-page .lab-v2-m02 .m02-drop-probe-protein { left: 74%; top: 74%; }

body.study-framed-page .lab-v2-m02 .m02-side {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  overflow: hidden;
}

body.study-framed-page .lab-v2-m02 .m02-brief { min-width: 0; }
body.study-framed-page .lab-v2-m02 .m02-round {
  margin: 0 0 2px;
  color: var(--accent);
  font: 750 9px/1.3 "SFMono-Regular", Consolas, monospace;
  letter-spacing: .08em;
}

body.study-framed-page .lab-v2-m02 .m02-instruction {
  margin: 0;
  color: var(--text-dim);
  font-size: 10px;
  line-height: 1.4;
}

body.study-framed-page .lab-v2-m02 .m02-toolkit {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

body.study-framed-page .lab-v2-m02 .m02-toolkit[hidden] { display: none; }

body.study-framed-page .lab-v2-m02 .m02-tool {
  min-width: 0;
  min-height: 38px;
  display: grid;
  align-content: center;
  gap: 1px;
  padding: 4px 6px;
  color: var(--text-dim);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: grab;
  text-align: left;
  touch-action: none;
  transition: border-color .16s ease, color .16s ease, transform .16s ease;
}

body.study-framed-page .lab-v2-m02 .m02-tool:hover {
  color: var(--text);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

body.study-framed-page .lab-v2-m02 .m02-tool:active { cursor: grabbing; transform: translateY(0); }
body.study-framed-page .lab-v2-m02 .m02-tool.is-selected {
  color: var(--accent-bright);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  border-color: var(--accent);
}

body.study-framed-page .lab-v2-m02 .m02-tool strong { font-size: 10px; line-height: 1.2; }
body.study-framed-page .lab-v2-m02 .m02-tool small {
  min-width: 0;
  color: var(--text-muted);
  font: 600 8px/1.2 "SFMono-Regular", Consolas, monospace;
  overflow-wrap: anywhere;
}

body.study-framed-page .lab-v2-m02 .m02-cycle {
  min-width: 0;
  display: grid;
  gap: 3px;
  padding: 5px 7px;
  background: var(--bg-alt);
  border-left: 3px solid var(--m02-template);
  border-radius: 6px;
}

body.study-framed-page .lab-v2-m02 .m02-cycle[hidden] { display: none; }
body.study-framed-page .lab-v2-m02 .m02-cycle > span {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--text-muted);
  font: 700 8px/1.2 "SFMono-Regular", Consolas, monospace;
}
body.study-framed-page .lab-v2-m02 .m02-cycle output { color: var(--text); }
body.study-framed-page .lab-v2-m02 .m02-cycle input {
  width: 100%;
  min-height: 18px;
  margin: 0;
  accent-color: var(--m02-template);
  cursor: ew-resize;
  touch-action: none;
}

body.study-framed-page .lab-v2-m02 .m02-readout {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 3px;
}

body.study-framed-page .lab-v2-m02 .m02-readout > div {
  min-width: 0;
  display: grid;
  align-content: center;
  gap: 1px;
  padding: 4px 5px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
}

body.study-framed-page .lab-v2-m02 .m02-readout span {
  color: var(--text-muted);
  font-size: 7.5px;
  line-height: 1.15;
  overflow-wrap: anywhere;
}

body.study-framed-page .lab-v2-m02 .m02-readout strong {
  color: var(--text);
  font: 740 10px/1.2 "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

body.study-framed-page .lab-v2-m02 .m02-feedback {
  min-width: 0;
  align-self: stretch;
  margin: 0;
  padding: 5px 7px;
  color: var(--text-dim);
  background: var(--bg-alt);
  border-left: 3px solid var(--border-strong);
  border-radius: 6px;
  font-size: 9px;
  line-height: 1.35;
  overflow-wrap: anywhere;
  flex: 1 1 30px;
}

body.study-framed-page .lab-v2-m02 .m02-feedback.good { border-left-color: var(--good); }
body.study-framed-page .lab-v2-m02 .m02-feedback.warn { border-left-color: var(--warn); }
body.study-framed-page .lab-v2-m02 .m02-feedback.bad { border-left-color: var(--bad); }

body.study-framed-page .lab-v2-m02 .m02-actions {
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  gap: 5px;
}
body.study-framed-page .lab-v2-m02 .m02-actions[hidden] { display: none; }

body.study-framed-page .lab-v2-m02 .m02-next {
  min-height: 30px;
  padding: 5px 8px;
  color: var(--accent-bright);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  border: 1px solid var(--accent);
  border-radius: 7px;
  cursor: pointer;
  font-size: 9px;
  font-weight: 700;
}

body.study-framed-page .lab-v2-m02 .m02-next:hover { background: color-mix(in srgb, var(--accent) 16%, var(--panel)); }
body.study-framed-page .lab-v2-m02 .m02-next[hidden] { display: none; }

.m02-drag-ghost {
  position: fixed;
  z-index: 2147483001;
  pointer-events: none;
  padding: 7px 10px;
  color: var(--accent-bright, currentColor);
  background: var(--panel, Canvas);
  border: 1px solid var(--accent, currentColor);
  border-radius: 7px;
  font: 700 10px/1 "SFMono-Regular", Consolas, monospace;
  transform: translate(-50%, -135%);
}

@media (max-width: 760px), (pointer: coarse) {
  body.study-framed-page .lab-v2-m02 .lab-v2-workbench { grid-template-columns: 1fr; }
  body.study-framed-page .lab-v2-m02 .m02-stage { height: 340px; }
  body.study-framed-page .lab-v2-m02 .m02-side { overflow: visible; }
  body.study-framed-page .lab-v2-m02 .m02-tool,
  body.study-framed-page .lab-v2-m02 .m02-next { min-height: 44px; }
  body.study-framed-page .lab-v2-m02 .m02-cycle input { min-height: 44px; }
  body.study-framed-page .lab-v2-m02 .m02-drop {
    min-width: 64px;
    min-height: 44px;
    max-width: 92px;
    padding: 4px 5px;
    font-size: 8px;
  }
  body.study-framed-page .lab-v2-m02 .m02-drop-reverse { left: 23%; top: 25%; }
  body.study-framed-page .lab-v2-m02 .m02-drop-leading { left: 74%; top: 25%; }
  body.study-framed-page .lab-v2-m02 .m02-drop-primer { left: 53%; top: 59%; }
  body.study-framed-page .lab-v2-m02 .m02-drop-fragment { left: 70%; top: 73%; }
  body.study-framed-page .lab-v2-m02 .m02-drop-ligase { left: 87%; top: 59%; }
  body.study-framed-page .lab-v2-m02 .m02-readout strong { font-size: 11px; }
  body.study-framed-page .lab-v2-m02 .m02-feedback { font-size: 10px; }
  body.study-framed-page .lab-v2-m02 .m02-feedback { flex: 0 0 auto; min-height: 44px; }
  body.study-framed-page .lab-v2-m02 .m02-svg-kicker { font-size: 13px; }
  body.study-framed-page .lab-v2-m02 .m02-svg-label { font-size: 14px; }
  body.study-framed-page .lab-v2-m02 .m02-svg-value { font-size: 15px; }
  body.study-framed-page .lab-v2-m02 .m02-svg-good { font-size: 14px; }
  body.study-framed-page .lab-v2-m02 .m02-svg-bad { font-size: 13px; }
}

@media (max-width: 380px) {
  body.study-framed-page .lab-v2-m02 .m02-stage { height: 330px; }
  body.study-framed-page .lab-v2-m02 .m02-drop {
    min-width: 58px;
    max-width: 78px;
    font-size: 7.5px;
  }
  body.study-framed-page .lab-v2-m02 .m02-tool small { font-size: 7.5px; }
}

@media (prefers-reduced-motion: reduce) {
  body.study-framed-page .lab-v2-m02 * { transition: none !important; }
}

@media print {
  body.study-framed-page .lab-v2-m02 .m02-toolkit,
  body.study-framed-page .lab-v2-m02 .m02-actions { display: none !important; }
}