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3}.septic-volume__inflow.is-animated line{stroke-dasharray:4 4;animation:septic-perfusion-drift 1.5s linear infinite}.septic-volume__fill.is-animated{animation:septic-volume-rise 2.3s ease-out backwards}@keyframes septic-volume-rise{0%{width:66px}to{width:128px}}@media (prefers-reduced-motion: reduce){.septic-volume__inflow.is-animated line,.septic-volume__fill.is-animated{animation:none}}.septic-volume__captions{display:flex;justify-content:space-between;gap:var(--space-8);margin-top:var(--space-2)}.septic-volume__captions small{color:var(--ink-dim);font:10px var(--mono);letter-spacing:.06em;text-transform:uppercase}.septic-volume__captions small:last-child{flex:0 0 auto}.septic-vaso{margin-top:var(--space-10);padding:var(--space-10) var(--space-10);border:1px solid color-mix(in srgb,var(--status-restored-stroke) 42%,var(--line));border-radius:6px;background:color-mix(in srgb,var(--status-restored-stroke) 6%,transparent)}.septic-vaso>span{display:block;color:color-mix(in 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4}.septic-refractory__absorbed-cap{stroke:color-mix(in srgb,var(--accent) 72%,transparent);stroke-width:2.6}.septic-outcome{margin-top:var(--space-6);display:flex;flex-direction:column;gap:var(--space-10)}.septic-outcome__p{margin:0;color:var(--ink);font-size:var(--type-guided-body-size);line-height:1.55}.septic-outcome__list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:var(--space-6)}.septic-outcome__list li{position:relative;padding-left:var(--space-14);color:var(--ink);font-size:var(--type-guided-body-size);line-height:1.5}.septic-outcome__list li:before{content:"";position:absolute;left:2px;top:8px;width:5px;height:5px;border-radius:50%;background:color-mix(in srgb,var(--accent) 60%,transparent)}.septic-outcome__closing{margin:var(--space-2) 0 0;color:var(--accent-deep);font-size:var(--type-guided-body-size);line-height:1.5;font-weight:600}.septic-outcome__final,.septic-outcome__final-line{color:var(--accent-deep);font:700 16px/1.45 var(--display);letter-spacing:.01em}.septic-outcome__final{margin:var(--space-6) 0 0}.septic-outcome__final-group{display:flex;flex-direction:column;gap:var(--space-8);margin:var(--space-6) 0 0}.septic-outcome__final-line{margin:0}.septic-outcome__stage{display:flex;flex-direction:column;gap:var(--space-10)}.septic-outcome.is-cascade{--casc-step: .64s}.septic-outcome.is-cascade>*{animation:septic-synth-rise 2.3s ease-out backwards;animation-delay:calc(var(--casc-i) * var(--casc-step))}@media (prefers-reduced-motion: reduce){.septic-outcome.is-cascade>*{animation:none}}@keyframes septic-flow-drift{to{stroke-dashoffset:-24}}@keyframes septic-flowline-drift{to{background-position:-24px 0}}@keyframes septic-rate-beat{0%,to{transform:scale(1)}42%{transform:scale(1.13)}}@media (prefers-reduced-motion: reduce){.septic-response-visual__rate b{animation:none}}.app:has(.septic-guide__mechanism[data-readout-focus=svr]) .readout .vital:nth-child(4),.app:has(.septic-guide__mechanism[data-readout-focus=map]) .readout .vital:nth-child(2),.app:has(.septic-guide__mechanism[data-readout-focus=hr]) .readout .vital:nth-child(1),.app:has(.septic-guide__mechanism[data-readout-focus=co]) .readout .vital:nth-child(3){margin-inline:-5px;padding-inline:5px;background:var(--accent-wash);box-shadow:inset 2px 0 0 var(--accent);transition:background .26s ease,box-shadow .26s ease}.septic-guide__comparison{margin-top:var(--space-10);padding:var(--space-8) var(--space-10);border:1px solid var(--line);border-radius:6px;color:var(--ink-dim);font-size:var(--type-label-size)}.septic-guide__comparison summary{color:var(--accent);font:10px var(--mono);cursor:pointer}.septic-guide__comparison p{margin:var(--space-6) 0 0;line-height:1.4}.septic-guide__comparison strong{color:var(--ink)}.septic-guide__comparison em{color:var(--accent);font:10px var(--mono);text-transform:uppercase}.curves--compact{display:grid;gap:var(--space-8)}.curves--compact .curves__cell{padding:var(--space-8) var(--space-8) var(--space-4)}.curves--compact .curves__title{font-size:10px}.curves--compact .curves__note{display:none}.curves--compact .curves__schematic-note{display:block;margin-top:var(--space-2)}.curves--compact .curves__cell.is-guided-transitioning{border-color:color-mix(in srgb,var(--accent) 72%,var(--line));box-shadow:0 0 0 1px color-mix(in srgb,var(--accent) 22%,transparent)}.htn-handoff{position:absolute;z-index:9;top:168px;right:14px;width:min(390px,calc(100% - 28px));padding:var(--space-14);border:1px solid color-mix(in srgb,var(--accent) 72%,var(--line));border-radius:8px;background:color-mix(in srgb,var(--panel) 97%,transparent);box-shadow:0 14px 34px #00000075;animation:htn-beacon-enter .36s ease-out both}.htn-handoff>span{color:var(--accent);font:10px var(--mono);letter-spacing:.1em;text-transform:uppercase}.htn-handoff strong{display:block;margin-top:var(--space-6);color:var(--ink);font:700 15px/1.25 var(--mono)}.htn-handoff p{margin:var(--space-8) 0 var(--space-4);color:var(--ink);font-size:12px;line-height:1.4}.htn-handoff small{color:var(--ink-dim);font-size:10px;line-height:1.4}@media (max-width: 920px){.htn-stage-beacon{right:10px;width:min(330px,calc(100% - 20px))}.htn-guide,.htn-handoff{top:168px;right:10px;width:min(350px,calc(100% - 20px))}.htn-stage-beacon strong{font-size:14px}}.rail{background:var(--panel);padding:var(--space-14);display:flex;flex-direction:column;gap:var(--space-12);overflow-y:auto;min-height:0}.rail--left{border-right:1px solid var(--line)}.rail--right{border-left:1px solid var(--line)}.rail--guided-flow{border-left-color:color-mix(in srgb,var(--accent) 55%,var(--line));box-shadow:inset 3px 0 color-mix(in srgb,var(--accent) 38%,transparent);animation:guided-flow-enter .42s ease-out both}.rail--guided-flow-tab{border-left-color:color-mix(in srgb,var(--accent) 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.15s,border-color .15s}.rail__collapse:hover{color:var(--ink);border-color:var(--accent)}.rail__collapse:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.rail--strip{padding:var(--space-10) 0;gap:var(--space-14);align-items:center;overflow:hidden;cursor:pointer;text-align:center;border-top:none;border-bottom:none}.rail--strip.rail--left{border-left:none}.rail--strip.rail--right{border-right:none}.rail--strip:hover{background:var(--panel-2)}.rail--strip:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}.rail__caret{font-family:var(--mono);font-size:11px;color:var(--ink-dim)}.rail__vlabel{writing-mode:vertical-rl;transform:rotate(180deg);font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-dim)}.rail__vkey{writing-mode:vertical-rl;transform:rotate(180deg);font-family:var(--mono);font-size:15px;font-weight:600;font-variant-numeric:tabular-nums;transition:color .4s}.learn__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-8)}.learn__label{font-family:var(--sans);font-size:var(--type-label-size);letter-spacing:var(--type-label-track);text-transform:uppercase;color:var(--ink-dim);font-weight:var(--type-label-weight)}.app__learn.app__learn--strip{flex:0 0 auto;height:auto;display:flex;align-items:center;gap:var(--space-12);overflow:hidden;padding:var(--space-10) var(--space-18);cursor:pointer;text-align:left;border-left:none;border-right:none;border-bottom:none}.app__learn--strip:hover{background:var(--panel-2)}.app__learn--strip:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}.learn__state{min-width:0;overflow:hidden;font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.04em;transition:color .4s;text-overflow:ellipsis;white-space:nowrap}.app__learn--strip .rail__caret{margin-left:auto}.app__trace{flex:0 0 44px;height:44px;position:relative;margin-top:var(--space-8);border-top:1px solid var(--line);background:var(--panel-2)}.app__trace--mi-localization{flex-basis:148px;height:148px}.app__stage-plate--mi-localization .app__stage-canvas{opacity:.42;transition:opacity .24s ease}.app__stage-plate--mi-localization .app__trace--mi-localization{position:absolute;z-index:2;inset:var(--space-18) var(--space-18) auto;height:auto;margin:0;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--panel-2) 78%,transparent);box-shadow:0 var(--space-8) var(--space-24) color-mix(in srgb,var(--ink) 14%,transparent)}.app__trace-canvas{position:absolute;top:0;right:0;bottom:0;left:0}.app__trace-note{position:absolute;left:0;right:0;bottom:0;margin:0;padding:var(--space-4) var(--space-14);font-size:var(--type-caption-text-size);line-height:var(--type-caption-text-line);opacity:.78;font-family:var(--sans);font-style:italic;font-size:var(--type-note-size);font-weight:var(--type-note-weight);line-height:var(--type-note-line);color:var(--ink-dim);background:color-mix(in srgb,var(--panel-2) 88%,transparent);border-top:1px dashed var(--line);pointer-events:none}.ekg__time-cue{position:absolute;z-index:2;top:6px;right:10px;color:var(--accent-deep);font:var(--type-min-size) var(--mono);letter-spacing:.12em;pointer-events:none}.ekg--time-compressed .ekg__canvas{filter:brightness(1.12)}.app__learn{position:relative;flex:0 0 30vh;height:30vh;border-top:1px solid var(--line);background:var(--panel);padding:var(--space-10) var(--space-16);overflow-y:auto}.learn__collapse{position:absolute;top:8px;right:12px;z-index:1;font-family:var(--mono);font-size:12px;color:var(--ink-dim);background:transparent;border:1px solid var(--line);border-radius:4px;padding:var(--space-2) 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button.is-active{border-color:var(--accent);color:var(--ink)}.syspicker__cardiovascular{display:flex;flex-direction:column;gap:var(--space-6);margin:var(--space-2) 0 var(--space-4);padding:var(--space-6) var(--space-8) var(--space-8);border:0;border-bottom:1px solid var(--line)}.syspicker__cardiovascular legend{padding:0;font-family:var(--mono);font-size:var(--type-min-size);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim)}.syspicker__cardiovascular label{display:inline-flex;align-items:center;gap:var(--space-6);font-family:var(--mono);font-size:10px;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-dim);cursor:pointer}.syspicker__cardiovascular input{margin:0;accent-color:var(--accent)}.syspicker__cardiovascular input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.syspicker__frame{align-self:flex-start;margin-top:var(--space-4);padding:var(--space-4) var(--space-8);border:1px solid var(--line);border-radius:4px;background:transparent;color:var(--ink-dim);font-family:var(--mono);font-size:var(--type-min-size);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}.syspicker__frame:hover,.syspicker__frame:focus-visible{color:var(--ink);border-color:var(--accent)}.syspicker__option{display:flex;align-items:center;gap:var(--space-10);border-radius:5px;padding:var(--space-4) var(--space-6);color:var(--ink-dim);transition:color .15s,background .15s}.syspicker__option:hover{color:var(--ink);background:var(--panel)}.syspicker__option.is-checked{color:var(--ink);font-weight:600}.syspicker__label{flex:1 1 auto;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:inherit;font-weight:inherit;background:transparent;border:none;padding:var(--space-4) var(--space-4);cursor:pointer;text-align:left}.syspicker__label:focus-visible{outline:2px solid var(--gold);outline-offset:-2px;border-radius:4px}.syspicker__hint{margin-top:var(--space-4);padding:var(--space-6) var(--space-8) var(--space-4);border-top:1px solid var(--line);font-family:var(--mono);font-size:var(--type-min-size);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-dim)}.syspicker__option.is-focused{background:color-mix(in srgb,var(--accent) 12%,transparent)}.syspicker__checkbox{flex:0 0 auto;width:24px;height:24px;display:flex;align-items:center;justify-content:center;padding:0;border:1px solid var(--ink-faint);border-radius:3px;background:transparent;font-size:var(--type-min-size);line-height:1;color:var(--gold-deep);cursor:pointer;transition:border-color .15s,background .15s}.syspicker__checkbox:hover:not(:disabled){border-color:var(--accent)}.syspicker__checkbox:focus-visible{outline:2px solid var(--gold);outline-offset:1px}.syspicker__checkbox:disabled{cursor:default}.syspicker__option.is-checked .syspicker__checkbox{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 18%,transparent)}.picker{display:flex;flex-wrap:nowrap;gap:var(--space-6)}.picker__btn{display:inline-flex;align-items:center;gap:var(--space-8);font-family:var(--mono);font-size:var(--type-control-size);font-weight:var(--type-control-weight);letter-spacing:var(--type-control-track);color:var(--ink-dim);background:var(--panel-2);border:1px solid var(--line);border-radius:5px;padding:var(--space-8) var(--space-10);cursor:pointer;transition:color .15s,border-color .15s,background .15s}.statepicker{position:relative;flex:0 0 auto}.statepicker__trigger{display:flex;align-items:center;gap:var(--space-10);height:32px;padding:0 var(--space-12);border:1px solid var(--line);border-radius:var(--radius-md);background:transparent;cursor:pointer;color:var(--ink);transition:border-color .15s}.statepicker__trigger:hover{border-color:var(--accent)}.statepicker__trigger:focus-visible{outline:2px solid 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var(--line)}.statepicker__option--baseline{width:100%;font-weight:600}.statepicker__group{padding-top:var(--space-4)}.statepicker__group+.statepicker__group{margin-top:var(--space-4);border-top:1px solid var(--line)}.statepicker__group-heading{display:flex;align-items:center;gap:var(--space-6);box-sizing:border-box;width:100%;min-height:24px;padding:var(--space-6) var(--space-12) var(--space-4);border:0;background:none;color:var(--ink-dim);font-family:var(--sans);font-size:11px;font-weight:700;line-height:1.3;letter-spacing:.08em;text-align:left;text-transform:uppercase;cursor:pointer}.statepicker__group-heading:hover{color:var(--ink)}.statepicker__group-heading:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}.statepicker__group-chevron{flex:0 0 8px;font-size:11px;line-height:1;text-align:center}.statepicker__group .statepicker__option{width:100%;padding-left:var(--space-16)}.statepicker__check{flex:0 0 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var(--mono);letter-spacing:.08em;text-transform:uppercase}.regional-scenario-cue__phase{color:var(--ink-dim);font-size:9px}.mi-guided-takeaway{margin:0;padding:var(--space-8);border-left:2px solid var(--accent);color:var(--accent-deep);background:color-mix(in srgb,var(--accent) 7%,transparent);font-family:var(--sans);font-size:var(--type-guided-note-size);line-height:var(--type-guided-note-line);font-weight:var(--type-guided-note-weight)}.mi-guided-presentation-note{margin:calc(var(--space-6) * -1) 0 0;padding-left:var(--space-8);border-left:2px solid color-mix(in srgb,var(--accent) 48%,var(--line));color:var(--ink-dim);font-size:var(--type-guided-note-size);line-height:var(--type-guided-note-line)}.mi-guided-culprit{margin:var(--space-8) 0 0;padding:var(--space-8);border-left:2px solid color-mix(in srgb,var(--accent) 48%,var(--line));background:color-mix(in srgb,var(--accent) 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var(--gold);outline-offset:2px}.regional-ischemia-guide-card__choices button.is-active{border-color:var(--accent);background:var(--pig-wash)}.regional-ischemia-guide-card__prediction,.regional-ischemia-guide-card__branch{margin-top:var(--space-10);padding-top:var(--space-10);border-top:1px solid var(--line);color:var(--ink-dim)}.mi-guided-advanced{border-top:1px solid var(--line);color:var(--ink-dim)}.mi-guided-advanced summary{padding:var(--space-8) 0;color:var(--ink);font-family:var(--mono);font-size:var(--type-guided-note-size);line-height:var(--type-guided-note-line);font-weight:var(--type-guided-note-weight);letter-spacing:var(--type-guided-step-track);cursor:pointer}.mi-guided-advanced summary:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.mi-guided-advanced p{margin:0 0 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span{color:var(--ink-dim);font-size:var(--type-caption-text-size);line-height:var(--type-caption-text-line)}.mi-guided-collision>strong,.mi-guided-vise>strong{flex-basis:100%;color:var(--ink);text-align:center}.mi-guided-collision>strong{opacity:.3;transform:translateY(var(--space-4));transition:opacity .24s ease,transform .24s ease}.mi-guided-collision>strong.is-revealed{color:var(--accent-deep);opacity:1;transform:translateY(0)}.mi-guided-causal-cascade{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--space-4);align-items:stretch;margin-top:var(--space-8);padding-top:var(--space-8);border-top:1px dashed var(--line)}.mi-guided-causal-cascade span{position:relative;display:flex;flex-direction:column;gap:var(--space-4);min-width:0;padding:var(--space-6);border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);color:var(--ink-dim);opacity:.35;transform:translateY(var(--space-4));transition:opacity .24s ease,transform .24s ease,border-color .24s ease,color .24s ease}.mi-guided-causal-cascade span:not(:last-child):after{content:"→";position:absolute;top:50%;right:calc(var(--space-4) * -1);color:var(--accent-deep);font:var(--type-section-title-weight) var(--type-section-title-size)/var(--type-section-title-line) var(--sans);transform:translate(50%,-50%);opacity:.45}.mi-guided-causal-cascade span.is-revealed{border-color:color-mix(in srgb,var(--accent) 52%,var(--line));color:var(--ink);opacity:1;transform:translateY(0)}.mi-guided-causal-cascade span.is-condition{background:color-mix(in srgb,var(--gold) 10%,var(--panel))}.mi-guided-causal-cascade i{color:var(--accent-deep);font:var(--type-min-weight) var(--type-min-size)/var(--type-min-line) var(--mono);font-style:normal;letter-spacing:var(--type-min-track);text-transform:uppercase}.mi-guided-causal-cascade b{font-size:var(--type-caption-text-size);line-height:var(--type-caption-text-line);font-weight:var(--type-caption-text-weight)}.mi-guided-cross-section svg{display:block;width:100%;height:auto}.mi-guided-cross-section__epicardium{fill:color-mix(in srgb,var(--accent) 18%,transparent);stroke:var(--accent);stroke-width:2}.mi-guided-cross-section__mid{fill:color-mix(in srgb,var(--accent) 12%,var(--panel));stroke:color-mix(in srgb,var(--accent) 58%,var(--line));stroke-width:1.5}.mi-guided-cross-section__subendo{fill:color-mix(in srgb,var(--status-failure-stroke) 20%,var(--panel));stroke:var(--status-failure-stroke);stroke-width:2}.mi-guided-cross-section__cavity{fill:var(--panel);stroke:var(--line-strong);stroke-width:2}.mi-guided-cross-section__compression{fill:none;stroke:var(--status-failure-stroke);stroke-linecap:round}.mi-guided-cross-section .compression--inner{stroke-width:3}.mi-guided-cross-section .compression--mid{stroke-width:2;opacity:.68}.mi-guided-cross-section .compression--outer{stroke-width:1.3;opacity:.42}.mi-guided-cross-section__perfusion{fill:none;stroke:var(--accent-deep);stroke-width:1.6;stroke-linecap:round}.mi-guided-cross-section text{fill:var(--ink-dim);font-family:var(--sans);font-size:var(--type-caption-text-size)}.mi-guided-cross-section__inner-label{fill:var(--status-failure-stroke)}.mi-guided-cross-section__outer-label,.mi-guided-cross-section__perfusion-label{fill:var(--accent-deep)}.mi-guided-bundles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-10);padding:var(--space-8)}.mi-guided-bundles>div{display:grid;gap:var(--space-8);min-width:0;padding:var(--space-10);border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel)}.mi-guided-bundles b{color:var(--ink);font-family:var(--mono);font-size:var(--type-causal-node-size);line-height:var(--type-causal-node-line);letter-spacing:var(--type-causal-node-track);text-transform:uppercase}.mi-guided-bundles 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#ee3a2c;--pt-film: #ffd98c;--pt-film-2: #b8f0dc;--pt-wall: #ece2ce;--pt-respiratory: #ffd9a8;--pt-veil-title: #9fd6e4;--pt-type2: #e9b88c}.guided-stage-schematic.pulmonary-traversal-register{inset:var(--space-8) var(--space-8) var(--space-8);gap:var(--space-6);justify-content:flex-start;align-items:stretch;color:var(--ink)}.pulmonary-traversal-register__head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-12);flex-wrap:wrap;pointer-events:auto}.pulmonary-traversal-register__title{margin:0;font-size:var(--type-control-size);font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--ink)}.pulmonary-traversal-register__ladder{display:flex;align-items:center;gap:var(--space-4);margin:0;padding:0;list-style:none;flex:1 1 auto;justify-content:center}.pulmonary-traversal-register__ladder 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auto;min-height:70%;border-radius:var(--space-8);overflow:hidden;pointer-events:auto;cursor:grab;touch-action:none}.pulmonary-traversal-register__scene:active{cursor:grabbing}.pulmonary-traversal-register__hud{position:absolute;left:var(--space-16);top:var(--space-16);display:grid;gap:var(--space-6);max-width:min(26rem,70%);pointer-events:none}.pulmonary-traversal-register__zone{display:inline-flex;align-items:center;gap:var(--space-8);margin:0;justify-self:start;cursor:default;-webkit-user-select:none;user-select:none}.pulmonary-traversal-register__zone-name{font-size:var(--type-caption-text-size);letter-spacing:var(--type-label-track);text-transform:uppercase;color:color-mix(in srgb,var(--pt-ink) 42%,transparent);transition:color .5s ease}.pulmonary-traversal-register__zone-name[data-on]{color:var(--pt-air);font-weight:600}.pulmonary-traversal-register__zone[data-zone=respiratory] .pulmonary-traversal-register__zone-name[data-on]{color:var(--pt-respiratory)}.pulmonary-traversal-register__zone-track{position:relative;width:var(--space-44);height:1px;background:color-mix(in srgb,var(--pt-ink) 30%,transparent)}.pulmonary-traversal-register__zone-track i{position:absolute;top:calc(-1 * var(--space-2) - 1px);left:0;width:var(--space-6);height:var(--space-6);border-radius:50%;background:var(--pt-air);transition:left .7s ease,background-color .7s ease}.pulmonary-traversal-register__zone[data-zone=respiratory] .pulmonary-traversal-register__zone-track i{left:calc(100% - var(--space-6));background:var(--pt-respiratory)}.pulmonary-traversal-register__here{margin:0;font-family:var(--display);font-size:var(--type-guided-title-size);line-height:var(--type-guided-title-line);color:var(--pt-ink);text-shadow:0 1px 8px color-mix(in srgb,var(--pt-ground) 80%,transparent)}.pulmonary-traversal-register__wall{margin:0;font-size:var(--type-note-size);line-height:var(--type-note-line);letter-spacing:var(--type-label-track);color:color-mix(in srgb,var(--pt-wall) 88%,transparent);text-shadow:0 1px 6px color-mix(in srgb,var(--pt-ground) 80%,transparent)}.pulmonary-traversal-register__legend{position:absolute;right:var(--space-16);bottom:var(--space-16);display:grid;gap:var(--space-4);margin:0;padding:var(--space-8) var(--space-12);list-style:none;border-radius:var(--space-8);background:color-mix(in srgb,var(--pt-ground) 72%,transparent);color:var(--pt-ink);font-size:var(--type-note-size);line-height:var(--type-note-line);pointer-events:none}.pulmonary-traversal-register__legend li{display:flex;align-items:center;gap:var(--space-8)}.pulmonary-traversal-register__legend i{display:inline-block;width:var(--space-10);height:var(--space-10);border-radius:50%}.pulmonary-traversal-register__legend i[data-swatch=o2]{background:var(--pt-o2);box-shadow:0 0 6px var(--pt-o2)}.pulmonary-traversal-register__legend i[data-swatch=co2]{background:var(--pt-co2);box-shadow:0 0 6px var(--pt-co2)}.pulmonary-traversal-register__legend i[data-swatch=deoxy]{background:var(--pt-deoxy)}.pulmonary-traversal-register__legend i[data-swatch=oxy]{background:var(--pt-oxy)}.pulmonary-traversal-register__legend i[data-swatch=film]{background:linear-gradient(135deg,var(--pt-film),var(--pt-film-2))}.pulmonary-traversal-register__legend i[data-swatch=air]{background:var(--pt-air)}.pulmonary-traversal-register__toggle{position:absolute;left:50%;bottom:var(--space-16);transform:translate(-50%);display:grid;grid-template-columns:auto auto;justify-items:center;gap:var(--space-6) var(--space-4);pointer-events:auto;max-width:calc(100% - 2 * var(--space-16))}.pulmonary-traversal-register__toggle button{display:inline-flex;align-items:center;gap:var(--space-6);padding:var(--space-6) var(--space-14);border-radius:var(--space-16);border:1px solid color-mix(in srgb,var(--pt-ink) 30%,transparent);background:color-mix(in srgb,var(--pt-ground) 80%,transparent);color:color-mix(in srgb,var(--pt-ink) 70%,transparent);font-family:inherit;font-size:var(--type-control-size);cursor:pointer}.pulmonary-traversal-register__toggle button i{width:var(--space-10);height:var(--space-10);border-radius:50%;border:1px solid currentColor}.pulmonary-traversal-register__toggle button[aria-checked=true]{color:var(--pt-ink);font-weight:600}.pulmonary-traversal-register__toggle button[data-surfactant-option=normal][aria-checked=true]{border-color:var(--pt-film);box-shadow:inset 0 0 0 1px var(--pt-film)}.pulmonary-traversal-register__toggle button[data-surfactant-option=counterfactual][aria-checked=true]{border-color:var(--pt-co2);box-shadow:inset 0 0 0 1px var(--pt-co2)}.pulmonary-traversal-register__toggle button[aria-checked=true] i{background:currentColor;box-shadow:inset 0 0 0 2px var(--pt-ground)}.pulmonary-traversal-register__toggle button[data-surfactant-option=normal][aria-checked=true] i{color:var(--pt-film)}.pulmonary-traversal-register__toggle button[data-surfactant-option=counterfactual][aria-checked=true] i{color:var(--pt-co2)}.pulmonary-traversal-register__toggle button:hover:not([aria-checked=true]){color:var(--pt-ink)}.pulmonary-traversal-register__toggle button:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.pulmonary-traversal-register__state{position:absolute;top:var(--space-16);left:50%;transform:translate(-50%);display:grid;justify-items:center;gap:var(--space-2);margin:0;padding:var(--space-6) var(--space-14);border-radius:var(--space-8);background:color-mix(in srgb,var(--pt-ground) 78%,transparent);border:1px solid color-mix(in srgb,var(--pt-film) 60%,transparent);color:var(--pt-ink);pointer-events:none;text-align:center;z-index:2}.pulmonary-traversal-register__state b{font-size:var(--type-caption-text-size);letter-spacing:var(--type-label-track);text-transform:uppercase;color:var(--pt-film)}.pulmonary-traversal-register__state span{font-size:var(--type-note-size);line-height:var(--type-note-line)}.pulmonary-traversal-register__state[data-surfactant=counterfactual]{border-color:color-mix(in srgb,var(--pt-co2) 70%,transparent)}.pulmonary-traversal-register__state[data-surfactant=counterfactual] b{color:var(--pt-co2)}.pulmonary-traversal-register__toggle p{grid-column:1 / -1;margin:0;padding:var(--space-4) var(--space-10);border-radius:var(--space-6);background:color-mix(in srgb,var(--pt-ground) 72%,transparent);color:var(--pt-ink);font-size:var(--type-note-size);line-height:var(--type-note-line);text-align:center}.pulmonary-traversal-register__hint{position:absolute;right:var(--space-16);top:var(--space-16);margin:0;font-size:var(--type-caption-text-size);letter-spacing:var(--type-label-track);text-transform:uppercase;color:color-mix(in srgb,var(--pt-ink) 45%,transparent);pointer-events:none}.pulmonary-traversal-register__veil{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;align-content:center;justify-items:center;gap:var(--space-8);padding:var(--space-24);background:var(--pt-ground);z-index:30;opacity:0;pointer-events:none;transition:opacity .7s ease-out}.pulmonary-traversal-register__veil.is-on{opacity:1;transition:opacity .38s ease-in}.pulmonary-traversal-register__veil-title{margin:0;font-size:var(--type-label-size);letter-spacing:var(--type-label-track);text-transform:uppercase;color:var(--pt-veil-title)}.pulmonary-traversal-register__veil-line{margin:0;max-width:28em;text-align:center;font-family:var(--display);font-size:var(--type-guided-title-size);line-height:var(--type-guided-title-line);color:var(--pt-ink)}.pulmonary-traversal-register__caveat{text-align:center}.pulmonary-traversal-register 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var(--space-8))}.pulmonary-traversal-register__ladder{display:none}.pulmonary-traversal-register__hud{left:var(--space-8);top:var(--space-8);max-width:85%}.pulmonary-traversal-register__legend{right:var(--space-8);bottom:var(--space-8)}.pulmonary-traversal-register__hint,.pulmonary-traversal-register__here,.pulmonary-traversal-register__wall,.pulmonary-traversal-register__legend,.pulmonary-traversal-register .pt-label{display:none}.pulmonary-traversal-register__toggle{bottom:var(--space-6);gap:var(--space-4)}.pulmonary-traversal-register__toggle button{padding:var(--space-2) var(--space-8);font-size:var(--type-caption-text-size);white-space:nowrap}.pulmonary-traversal-register__state{top:var(--space-6);padding:var(--space-2) var(--space-8)}.pulmonary-traversal-register__state span,.pulmonary-traversal-register__toggle p{display:none}}@media (prefers-reduced-motion: reduce){.pulmonary-traversal-register__veil,.pulmonary-traversal-register__veil.is-on,.pulmonary-traversal-register__zone 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