/* Framed-only M15 / M16 / M19 pathology, hematology and pharmacology labs. */
body.study-framed-page .phh {
  --phh-live: var(--accent);
  --phh-flow: var(--good);
  --phh-risk: var(--bad);
  --phh-warn: var(--warn);
  --phh-alt: var(--info);
}

body.study-framed-page .phh .lab-v2-workbench {
  grid-template-columns: minmax(0, 1.62fr) minmax(286px, .94fr);
}

body.study-framed-page .phh .phh-stage {
  isolation: isolate;
  background:
    linear-gradient(color-mix(in srgb, var(--border) 22%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--border) 22%, transparent) 1px, transparent 1px),
    var(--stage-panel);
  background-size: 28px 28px;
}

body.study-framed-page .phh .phh-scene {
  position: absolute;
  inset: 0;
  min-width: 0;
  min-height: 0;
}

body.study-framed-page .phh .phh-scene[hidden] { display: none !important; }
body.study-framed-page .phh .phh-svg { width: 100%; height: 100%; display: block; }

body.study-framed-page .phh .phh-kicker,
body.study-framed-page .phh .phh-label,
body.study-framed-page .phh .phh-sub,
body.study-framed-page .phh .phh-value,
body.study-framed-page .phh .phh-status,
body.study-framed-page .phh .phh-slider-label,
body.study-framed-page .phh .phh-slider-value,
body.study-framed-page .phh .phh-threshold text,
body.study-framed-page .phh .phh-station text,
body.study-framed-page .phh .phh-neutrophil text,
body.study-framed-page .phh .phh-wound text,
body.study-framed-page .phh .phh-source text,
body.study-framed-page .phh .phh-cbc text,
body.study-framed-page .phh .phh-gate text,
body.study-framed-page .phh .phh-smear-strip text,
body.study-framed-page .phh .phh-vial text,
body.study-framed-page .phh .phh-mixing-chart text,
body.study-framed-page .phh .phh-evidence-board text,
body.study-framed-page .phh .phh-consumption text,
body.study-framed-page .phh .phh-cox-track text,
body.study-framed-page .phh .phh-kidney text,
body.study-framed-page .phh .phh-reye text,
body.study-framed-page .phh .phh-liver text,
body.study-framed-page .phh .phh-gsh-node text,
body.study-framed-page .phh .phh-napqi-cloud text,
body.study-framed-page .phh .phh-injury-bar text,
body.study-framed-page .phh .phh-mu-track text,
body.study-framed-page .phh .phh-waveform text,
body.study-framed-page .phh .phh-rescue-node text {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

body.study-framed-page .phh .phh-kicker {
  fill: var(--text-muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .07em;
}

body.study-framed-page .phh .phh-label,
body.study-framed-page .phh .phh-status {
  fill: var(--text-dim);
  font-size: 9px;
  font-weight: 700;
}

body.study-framed-page .phh .phh-sub {
  fill: var(--text-muted);
  font-size: 8px;
  font-weight: 600;
}

body.study-framed-page .phh .phh-value {
  fill: var(--text);
  font-size: 10px;
  font-weight: 750;
}

body.study-framed-page .phh .phh-flow,
body.study-framed-page .phh .phh-blood-flow,
body.study-framed-page .phh .phh-tissue-route,
body.study-framed-page .phh .phh-metabolic-flow {
  fill: none;
  stroke: var(--good);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .phh .phh-arrow { fill: context-stroke; }

body.study-framed-page .phh .phh-track {
  stroke: var(--border-strong);
  stroke-width: 8;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .phh .phh-track-fill {
  stroke: var(--accent);
  stroke-width: 8;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .phh .phh-knob {
  fill: var(--accent);
  stroke: var(--stage-panel);
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

body.study-framed-page .phh .phh-hit {
  fill: transparent;
  pointer-events: all;
  cursor: ew-resize;
  touch-action: none;
}

body.study-framed-page .phh .phh-handle { border-radius: 6px; }
body.study-framed-page .phh .phh-handle:focus-visible { outline: none; filter: drop-shadow(0 0 3px var(--accent)); }

body.study-framed-page .phh .phh-slider-label,
body.study-framed-page .phh .phh-slider-value {
  fill: var(--text-muted);
  font-size: 7.5px;
  font-weight: 700;
  letter-spacing: .035em;
}

body.study-framed-page .phh .phh-slider-value { fill: var(--text); }

body.study-framed-page .phh .phh-drop {
  position: absolute;
  z-index: 4;
  left: var(--drop-x);
  top: var(--drop-y);
  min-width: 60px;
  min-height: 36px;
  padding: 4px 7px;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--stage-panel) 90%, transparent);
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-control);
  cursor: pointer;
  font: 700 8px/1.15 "SFMono-Regular", Consolas, monospace;
  letter-spacing: .02em;
  transform: translate(-50%, -50%);
  transition: color .16s ease, border-color .16s ease, background .16s ease, transform .16s ease;
}

body.study-framed-page .phh .phh-drop:hover { color: var(--text); border-color: var(--accent); }
body.study-framed-page .phh .phh-drop.is-ready {
  color: var(--accent-bright);
  background: color-mix(in srgb, var(--accent) 13%, var(--stage-panel));
  border-color: var(--accent);
  border-style: solid;
  transform: translate(-50%, calc(-50% - 2px));
}
body.study-framed-page .phh .phh-drop:focus-visible { outline: none; box-shadow: var(--focus); }

body.study-framed-page .phh .phh-side {
  grid-template-rows: auto auto auto minmax(34px, 1fr) auto;
  align-content: start;
  gap: 6px;
  padding: 8px;
}

body.study-framed-page .phh .phh-brief {
  min-width: 0;
  padding: 6px 8px;
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
}

body.study-framed-page .phh .phh-round {
  margin: 0 0 2px;
  color: var(--accent);
  font: 700 8.5px/1.25 "SFMono-Regular", Consolas, monospace;
  letter-spacing: .08em;
}

body.study-framed-page .phh .phh-instruction {
  margin: 0;
  color: var(--text-dim);
  font-size: 9.5px;
  line-height: 1.35;
}

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

body.study-framed-page .phh .phh-toolkit[hidden] { display: none !important; }

body.study-framed-page .phh .phh-tool {
  min-width: 0;
  min-height: 43px;
  display: grid;
  align-content: center;
  gap: 1px;
  padding: 5px 7px;
  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, background .16s ease, transform .16s ease;
}

body.study-framed-page .phh .phh-tool:hover { border-color: var(--border-strong); transform: translateY(-1px); }
body.study-framed-page .phh .phh-tool[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent) 11%, var(--panel));
  border-color: var(--accent);
}
body.study-framed-page .phh .phh-tool strong { min-width: 0; color: var(--text); font-size: 9.5px; line-height: 1.18; overflow-wrap: anywhere; }
body.study-framed-page .phh .phh-tool small { min-width: 0; color: var(--text-muted); font: 500 7.5px/1.15 "SFMono-Regular", Consolas, monospace; overflow-wrap: anywhere; }

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

body.study-framed-page .phh .phh-readout > div {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 1px 4px;
  padding: 5px 7px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

body.study-framed-page .phh .phh-readout span { min-width: 0; color: var(--text-muted); font-size: 8px; line-height: 1.16; overflow-wrap: anywhere; }
body.study-framed-page .phh .phh-readout strong { color: var(--text); font: 750 12px/1 "SFMono-Regular", Consolas, monospace; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
body.study-framed-page .phh .phh-readout small { grid-column: 1 / -1; color: var(--text-muted); font: 500 7px/1.1 "SFMono-Regular", Consolas, monospace; }

body.study-framed-page .phh .phh-feedback {
  min-width: 0;
  margin: 0;
  align-self: center;
  color: var(--text-dim);
  font-size: 9px;
  line-height: 1.35;
}
body.study-framed-page .phh .phh-feedback[data-kind="good"] { color: var(--good); }
body.study-framed-page .phh .phh-feedback[data-kind="warn"] { color: var(--warn); }
body.study-framed-page .phh .phh-feedback[data-kind="bad"] { color: var(--bad); }

body.study-framed-page .phh .phh-actions {
  align-self: end;
  block-size: 34px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 5px;
}

body.study-framed-page .phh .phh-actions button {
  min-height: 34px;
  block-size: 34px;
  padding: 5px 8px;
  color: var(--text-dim);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-control);
  cursor: pointer;
  font-size: 9px;
  font-weight: 700;
}
body.study-framed-page .phh .phh-actions button:hover { color: var(--text); border-color: var(--border-strong); }
body.study-framed-page .phh .phh-actions [data-phh-next] { color: var(--bg); background: var(--accent); border-color: var(--accent); }
body.study-framed-page .phh .phh-actions button:focus-visible { outline: none; box-shadow: var(--focus); }

.phh-drag-ghost {
  position: fixed;
  z-index: 2147483600;
  max-width: 176px;
  padding: 7px 10px;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--accent);
  border-radius: 7px;
  font: 700 10px/1.2 "SFMono-Regular", Consolas, monospace;
  pointer-events: none;
  transform: translate(10px, 10px);
}

/* M15 — cell fate, ordered extravasation and repair. */
body.study-framed-page .phh-m15 .phh-cell-membrane { fill: none; stroke: var(--good); stroke-width: 5; vector-effect: non-scaling-stroke; transition: r .18s ease, stroke .18s ease; }
body.study-framed-page .phh-m15 .phh-cell-membrane.is-ruptured { stroke: var(--bad); stroke-dasharray: 15 8; }
body.study-framed-page .phh-m15 .phh-cell-cytoplasm { fill: color-mix(in srgb, var(--info) 8%, var(--stage-panel)); stroke: none; }
body.study-framed-page .phh-m15 .phh-mito { fill: color-mix(in srgb, var(--warn) 12%, var(--stage-panel)); stroke: var(--warn); stroke-width: 2; }
body.study-framed-page .phh-m15 .phh-mito-fold { fill: none; stroke: var(--warn); stroke-width: 2; }
body.study-framed-page .phh-m15 .phh-nucleus { fill: color-mix(in srgb, var(--accent) 10%, var(--stage-panel)); stroke: var(--accent); stroke-width: 2; }
body.study-framed-page .phh-m15 .phh-dna { fill: none; stroke: var(--accent); stroke-width: 2; }
body.study-framed-page .phh-m15 [data-m15-nucleus].is-fragmented .phh-nucleus { stroke-dasharray: 6 5; }
body.study-framed-page .phh-m15 .phh-particle { fill: var(--bad); stroke: var(--stage-panel); stroke-width: 2; }
body.study-framed-page .phh-m15 .phh-damp { fill: none; stroke: var(--bad); stroke-width: 4; stroke-dasharray: 7 4; }
body.study-framed-page .phh-m15 .phh-threshold rect,
body.study-framed-page .phh-m15 .phh-source rect { fill: color-mix(in srgb, var(--bad) 7%, var(--stage-panel)); stroke: var(--border-strong); stroke-width: 1.5; }
body.study-framed-page .phh-m15 .phh-threshold text,
body.study-framed-page .phh-m15 .phh-source text { fill: var(--text-dim); font-size: 8px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh-m15 .phh-threshold .phh-value { fill: var(--text); font-size: 9px; }
body.study-framed-page .phh-m15 .phh-vessel-wall { fill: none; stroke: var(--text-dim); stroke-width: 13; stroke-linecap: round; }
body.study-framed-page .phh-m15 .phh-blood-flow { stroke-dasharray: 8 7; }
body.study-framed-page .phh-m15 .phh-station rect { fill: color-mix(in srgb, var(--accent) 6%, var(--stage-panel)); stroke: var(--border-strong); stroke-width: 2; }
body.study-framed-page .phh-m15 .phh-station.is-live rect { fill: color-mix(in srgb, var(--good) 14%, var(--stage-panel)); stroke: var(--good); }
body.study-framed-page .phh-m15 .phh-station text { fill: var(--text); font-size: 9px; font-weight: 750; text-anchor: middle; }
body.study-framed-page .phh-m15 .phh-station .phh-sub { fill: var(--text-muted); font-size: 7px; }
body.study-framed-page .phh-m15 .phh-neutrophil { transition: transform .22s ease; }
body.study-framed-page .phh-m15 .phh-neutrophil circle { fill: color-mix(in srgb, var(--good) 17%, var(--stage-panel)); stroke: var(--good); stroke-width: 3; }
body.study-framed-page .phh-m15 .phh-neutrophil path { fill: none; stroke: var(--good); stroke-width: 5; }
body.study-framed-page .phh-m15 .phh-neutrophil text { fill: var(--text); font-size: 8px; font-weight: 750; text-anchor: middle; }
body.study-framed-page .phh-m15 [data-m15-tissue] circle { fill: color-mix(in srgb, var(--warn) 10%, var(--stage-panel)); stroke: var(--warn); stroke-width: 2; }
body.study-framed-page .phh-m15 [data-m15-tissue] text { fill: var(--text); font-size: 9px; text-anchor: middle; }
body.study-framed-page .phh-m15 .phh-epithelium { fill: none; stroke: var(--good); stroke-width: 11; stroke-linecap: round; }
body.study-framed-page .phh-m15 .phh-scaffold { fill: none; stroke: var(--accent); stroke-width: 5; stroke-dasharray: 7 5; }
body.study-framed-page .phh-m15 .phh-wound-gap { fill: color-mix(in srgb, var(--bad) 12%, var(--stage-panel)); stroke: var(--bad); stroke-width: 2; }
body.study-framed-page .phh-m15 [data-m15-collagen] path { fill: none; stroke: var(--warn); stroke-width: 4; }
body.study-framed-page .phh-m15 [data-m15-regrowth] path { fill: none; stroke: var(--good); stroke-width: 6; }
body.study-framed-page .phh-m15 .phh-wound text { fill: var(--text); font-size: 10px; font-weight: 750; }

/* M16 — anemia branching, mixing study and consumption mechanisms. */
body.study-framed-page .phh-m16 .phh-cbc > rect,
body.study-framed-page .phh-m16 .phh-gate > rect,
body.study-framed-page .phh-m16 .phh-vial > rect:first-child,
body.study-framed-page .phh-m16 .phh-evidence-board > rect,
body.study-framed-page .phh-m16 .phh-consumption > rect {
  fill: color-mix(in srgb, var(--accent) 5%, var(--stage-panel));
  stroke: var(--border-strong);
  stroke-width: 2;
}
body.study-framed-page .phh-m16 .phh-cbc text,
body.study-framed-page .phh-m16 .phh-gate text,
body.study-framed-page .phh-m16 .phh-vial text,
body.study-framed-page .phh-m16 .phh-evidence-board text,
body.study-framed-page .phh-m16 .phh-consumption text { fill: var(--text-dim); font-size: 8px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh-m16 .phh-cbc .phh-value,
body.study-framed-page .phh-m16 .phh-gate .phh-value,
body.study-framed-page .phh-m16 .phh-vial .phh-value,
body.study-framed-page .phh-m16 .phh-evidence-board .phh-value { fill: var(--text); font-size: 9px; }
body.study-framed-page .phh-m16 [data-m16-rbc],
body.study-framed-page .phh-m16 .phh-smear-strip circle,
body.study-framed-page .phh-m16 .phh-smear-strip ellipse { fill: color-mix(in srgb, var(--bad) 30%, var(--stage-panel)); stroke: var(--bad); stroke-width: 2; }
body.study-framed-page .phh-m16 .phh-rbc-hole { fill: var(--stage-panel); stroke: none; }
body.study-framed-page .phh-m16 .phh-gate path { fill: none; stroke: var(--border-strong); stroke-width: 3; }
body.study-framed-page .phh-m16 .phh-rpi-dial { stroke: var(--good) !important; stroke-width: 6 !important; }
body.study-framed-page .phh-m16 [data-m16-rpi-needle] { stroke: var(--accent); stroke-width: 4; stroke-linecap: round; }
body.study-framed-page .phh-m16 .phh-smear-strip > text { fill: var(--text-muted); font-size: 8px; font-weight: 700; }
body.study-framed-page .phh-m16 .phh-smear-strip g text { fill: var(--text); font-size: 8px; }
body.study-framed-page .phh-m16 .phh-smear-strip g path { fill: color-mix(in srgb, var(--bad) 28%, var(--stage-panel)); stroke: var(--bad); stroke-width: 2; }
body.study-framed-page .phh-m16 .phh-smear-buttons { position: absolute; z-index: 5; left: 20%; right: 3%; bottom: 5%; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 5px; }
body.study-framed-page .phh-m16 .phh-smear-buttons button { min-width: 0; min-height: 31px; padding: 4px; color: var(--text-muted); background: color-mix(in srgb, var(--stage-panel) 91%, transparent); border: 1px solid var(--border); border-radius: 6px; cursor: pointer; font: 700 7.5px/1.1 "SFMono-Regular", Consolas, monospace; overflow-wrap: anywhere; }
body.study-framed-page .phh-m16 .phh-smear-buttons button.is-found { color: var(--good); border-color: var(--good); background: color-mix(in srgb, var(--good) 10%, var(--stage-panel)); }
body.study-framed-page .phh-m16 .phh-plasma-fill { fill: color-mix(in srgb, var(--warn) 30%, var(--stage-panel)); stroke: var(--warn); stroke-width: 1.5; transition: y .16s ease, height .16s ease; }
body.study-framed-page .phh-m16 .phh-volume-mark { stroke: var(--accent); stroke-width: 2; stroke-dasharray: 4 3; }
body.study-framed-page .phh-m16 .phh-mixing-chart > path:first-child { fill: none; stroke: var(--text-muted); stroke-width: 1.5; }
body.study-framed-page .phh-m16 .phh-mixing-chart text { fill: var(--text-muted); font-size: 7.5px; font-weight: 700; }
body.study-framed-page .phh-m16 .phh-normal-band { fill: none; stroke: var(--good); stroke-width: 8; opacity: .22; }
body.study-framed-page .phh-m16 .phh-mix-curve { fill: none; stroke: var(--accent); stroke-width: 4; stroke-linecap: round; transition: d .18s ease; }
body.study-framed-page .phh-m16 .phh-curve-dot { fill: var(--accent); stroke: var(--stage-panel); stroke-width: 2; }
body.study-framed-page .phh-m16 .phh-ratio { fill: var(--text-muted); font: 700 8px/1 "SFMono-Regular", Consolas, monospace; text-anchor: middle; }
body.study-framed-page .phh-m16 .phh-evidence-chip rect { fill: color-mix(in srgb, var(--accent) 11%, var(--stage-panel)); stroke: var(--accent); stroke-width: 1; }
body.study-framed-page .phh-m16 .phh-evidence-chip text { fill: var(--text); font-size: 7.5px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh .phh-meter-bg { fill: var(--border); }
body.study-framed-page .phh .phh-meter { fill: var(--warn); transition: width .16s ease; }
body.study-framed-page .phh .phh-meter-alt { fill: var(--bad); }
body.study-framed-page .phh-m16 .phh-board-drop { min-width: 150px; }

/* M19 — COX, NAPQI and opioid tracks. */
body.study-framed-page .phh-m19 .phh-cox-track > path { fill: none; stroke: var(--border-strong); stroke-width: 4; }
body.study-framed-page .phh-m19 .phh-cox-track > circle:first-of-type { fill: color-mix(in srgb, var(--accent) 12%, var(--stage-panel)); stroke: var(--accent); stroke-width: 3; }
body.study-framed-page .phh-m19 .phh-cox-track text { fill: var(--text-dim); font-size: 8px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh-m19 [data-m19-platelet] { fill: color-mix(in srgb, var(--warn) 34%, var(--stage-panel)); stroke: var(--warn); stroke-width: 2; transition: opacity .16s ease; }
body.study-framed-page .phh-m19 .phh-arteriole { fill: none; stroke: var(--bad); stroke-linecap: round; transition: stroke-width .16s ease; }
body.study-framed-page .phh-m19 .phh-kidney circle { fill: color-mix(in srgb, var(--bad) 8%, var(--stage-panel)); stroke: var(--bad); stroke-width: 2; }
body.study-framed-page .phh-m19 .phh-kidney path:not(.phh-arteriole) { fill: none; stroke: var(--bad); stroke-width: 3; }
body.study-framed-page .phh-m19 .phh-kidney text,
body.study-framed-page .phh-m19 .phh-reye text { fill: var(--text-dim); font-size: 8px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh-m19 .phh-reye rect { fill: color-mix(in srgb, var(--border) 28%, var(--stage-panel)); stroke: var(--border-strong); stroke-width: 2; }
body.study-framed-page .phh-m19 .phh-reye.is-live rect { fill: color-mix(in srgb, var(--bad) 14%, var(--stage-panel)); stroke: var(--bad); }
body.study-framed-page .phh-m19 .phh-liver path { fill: color-mix(in srgb, var(--bad) 13%, var(--stage-panel)); stroke: var(--bad); stroke-width: 3; }
body.study-framed-page .phh-m19 .phh-liver text,
body.study-framed-page .phh-m19 .phh-gsh-node text,
body.study-framed-page .phh-m19 .phh-napqi-cloud text,
body.study-framed-page .phh-m19 .phh-injury-bar text { fill: var(--text-dim); font-size: 8px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh-m19 .phh-gsh-node circle { fill: color-mix(in srgb, var(--good) 10%, var(--stage-panel)); stroke: var(--good); stroke-width: 3; }
body.study-framed-page .phh-m19 .phh-napqi-cloud circle { fill: color-mix(in srgb, var(--bad) 14%, var(--stage-panel)); stroke: var(--bad); stroke-width: 3; }
body.study-framed-page .phh-m19 .phh-napqi-cloud path { stroke: var(--bad); stroke-width: 4; }
body.study-framed-page .phh-m19 .phh-injury-bar > text:first-child { text-anchor: start; }
body.study-framed-page .phh-m19 .phh-injury-bar > text:last-child { text-anchor: end; }
body.study-framed-page .phh-m19 .phh-mu-track > circle { fill: color-mix(in srgb, var(--accent) 8%, var(--stage-panel)); stroke: var(--border-strong); stroke-width: 3; }
body.study-framed-page .phh-m19 .phh-mu-track > circle.is-live { fill: color-mix(in srgb, var(--accent) 16%, var(--stage-panel)); stroke: var(--accent); }
body.study-framed-page .phh-m19 .phh-mu-track rect { fill: color-mix(in srgb, var(--info) 7%, var(--stage-panel)); stroke: var(--border-strong); stroke-width: 2; }
body.study-framed-page .phh-m19 .phh-mu-track text,
body.study-framed-page .phh-m19 .phh-waveform text,
body.study-framed-page .phh-m19 .phh-rescue-node text { fill: var(--text-dim); font-size: 8px; font-weight: 700; text-anchor: middle; }
body.study-framed-page .phh-m19 .phh-waveform > path:first-of-type { fill: none; stroke: var(--border); stroke-width: 1; }
body.study-framed-page .phh-m19 [data-m19-wave] { fill: none; stroke: var(--good); stroke-width: 3; stroke-linejoin: round; vector-effect: non-scaling-stroke; transition: d .18s ease; }
body.study-framed-page .phh-m19 .phh-rescue-node circle { fill: color-mix(in srgb, var(--good) 8%, var(--stage-panel)); stroke: var(--good); stroke-width: 2; stroke-dasharray: 6 4; }

@media (max-width: 760px), (pointer: coarse) {
  body.study-framed-page .phh .lab-v2-workbench { height: auto; grid-template-columns: minmax(0, 1fr); }
  body.study-framed-page .phh .phh-stage { height: 310px; }
  body.study-framed-page .phh .phh-side { grid-template-rows: auto auto auto auto auto; overflow: visible; }
  body.study-framed-page .phh .phh-round,
  body.study-framed-page .phh .phh-instruction,
  body.study-framed-page .phh .phh-feedback,
  body.study-framed-page .phh .phh-tool strong,
  body.study-framed-page .phh .phh-tool small,
  body.study-framed-page .phh .phh-readout span,
  body.study-framed-page .phh .phh-readout small { font-size: 11px; }
  body.study-framed-page .phh .phh-tool,
  body.study-framed-page .phh .phh-drop,
  body.study-framed-page .phh .phh-actions button,
  body.study-framed-page .phh-m16 .phh-smear-buttons button { min-height: 44px; }
  body.study-framed-page .phh .phh-actions,
  body.study-framed-page .phh .phh-actions button { block-size: 44px; }
  body.study-framed-page .phh .phh-drop { min-width: 64px; font-size: 9px; }
  body.study-framed-page .phh .phh-feedback { min-height: 38px; }
  body.study-framed-page .phh .phh-hit {
    y: var(--phh-hit-touch-y);
    height: var(--phh-hit-touch-height);
  }
  body.study-framed-page .phh-m19 [data-phh-target="kidney-context"] { top: 54%; }
  body.study-framed-page .phh-m16 .phh-smear-buttons { left: 15%; right: 2%; bottom: 3%; gap: 3px; }
  body.study-framed-page .phh-m16 .phh-smear-buttons button { font-size: 9px; }
}

@media (max-width: 420px) {
  body.study-framed-page .phh .phh-toolkit,
  body.study-framed-page .phh .phh-readout { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body.study-framed-page .phh .phh-kicker { font-size: 7.5px; }
  body.study-framed-page .phh .phh-drop { min-width: 58px; padding-inline: 4px; }
  body.study-framed-page .phh .phh-slider-label,
  body.study-framed-page .phh .phh-slider-value { font-size: 7px; }
  body.study-framed-page .phh-m16 .phh-smear-buttons { left: 10%; right: 1%; }
  body.study-framed-page .phh-m16 .phh-smear-buttons button { padding-inline: 2px; font-size: 8px; }
  body.study-framed-page .phh-m16 .phh-board-drop { min-width: 124px; }
}

@media (prefers-reduced-motion: reduce) {
  body.study-framed-page .phh *,
  .phh-drag-ghost { transition: none !important; }
}

@media print {
  body.study-framed-page .phh .phh-toolkit,
  body.study-framed-page .phh .phh-drop,
  body.study-framed-page .phh .phh-smear-buttons,
  body.study-framed-page .phh .phh-actions { display: none !important; }
}