:root{--mobile-stage-height: 340px;--mitral-focus: 0 0 0 3px #60a5fa66}html{scroll-padding-top:88px}html body{padding-top:0!important}html body .portfolio-chrome-nav{position:relative!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}.portfolio-chrome-nav .pc-inner{min-height:48px;padding-block:4px}.portfolio-chrome-nav .pc-links a{display:inline-flex;align-items:center;min-height:44px}.app-header{max-width:1280px;margin:auto;padding:20px 32px 0;display:flex;align-items:center;justify-content:space-between;gap:16px}.app-brand{display:flex;align-items:center;gap:10px;color:var(--mitral-text);font-weight:700;font-size:20px;text-decoration:none}.app-brand>span>span{color:var(--mitral-accent);font-weight:400}.app-mark{width:32px;height:32px;display:grid;place-items:center;border-radius:8px;background:var(--mitral-panel-2);color:var(--mitral-accent)}.source-link{display:flex;align-items:center;justify-content:center;gap:8px;min-height:44px;color:var(--mitral-dim);font-size:13px;white-space:nowrap}.eyebrow{color:var(--mitral-accent);font:500 10px/1.6 JetBrains Mono,monospace;letter-spacing:.12em;margin-bottom:12px}.intro-summary{color:var(--mitral-dim);line-height:1.7;margin:8px 0 12px}.intro-detail summary{cursor:pointer;font-size:13px;color:var(--mitral-accent);padding:8px 0;min-height:44px}.intro-detail summary span{color:var(--mitral-dim);margin-left:8px}.intro-detail>p{margin-top:8px}.chapter-nav{position:sticky;top:0;z-index:60;display:flex;align-items:center;gap:8px;padding:8px;border:1px solid var(--mitral-border);border-radius:12px;background:var(--mitral-shell);scroll-margin:0}.chapter-nav>button{width:44px;height:44px;flex-shrink:0;display:grid;place-items:center;border:1px solid var(--mitral-border);border-radius:8px;color:var(--mitral-text)}.chapter-nav button:disabled{opacity:.3;cursor:default}.chapter-picker{flex:1;min-width:0;display:flex;align-items:center;gap:16px}.chapter-picker>span{font-size:11px;color:var(--mitral-dim);white-space:nowrap;padding-left:8px}.chapter-picker select{flex:1;min-width:0;height:44px;background:var(--mitral-panel);color:var(--mitral-text);border:0;border-radius:8px;padding:0 8px;font-size:16px}.experiment-section{scroll-margin-top:84px;min-width:0}.phase-heading{display:flex;align-items:flex-start;gap:12px;margin-bottom:20px}.phase-number{display:grid;place-items:center;flex-shrink:0;width:40px;height:40px;border-radius:8px;background:var(--mitral-panel-2);color:var(--mitral-accent);font:500 14px JetBrains Mono,monospace}.phase-heading h2{font-size:20px;font-weight:700;line-height:1.4;margin:0 0 4px}.phase-heading p{font-size:14px;color:var(--mitral-dim);line-height:1.5}.phase-heading .phase-kicker{font-size:11px;color:var(--mitral-accent);margin-bottom:4px}.lab,.lab-stage{min-width:0}.stage-content{position:absolute;top:0;right:0;bottom:0;left:0}.stage-touchbar{display:none}.chapter-footer{text-align:center;display:grid;gap:12px}.chapter-footer p{color:var(--mitral-dim);font-size:13px}.chapter-footer button{min-height:48px;display:flex;gap:8px;align-items:center;justify-content:center;border:1px solid var(--mitral-border);border-radius:8px;background:var(--mitral-panel-2);color:var(--mitral-text)}.chapter-footer .previous-chapter{background:transparent;color:var(--mitral-dim)}button,a,select,input,summary{-webkit-tap-highlight-color:transparent}button,select,summary{touch-action:manipulation}button:hover,.source-link:hover{filter:brightness(1.15)}:where(button,a,select,input,summary):focus-visible{outline:2px solid var(--mitral-accent);outline-offset:3px}@media(max-width:1023px){html{scroll-padding-top:72px}.portfolio-chrome-nav .pc-inner{padding-inline:16px;max-width:768px}.portfolio-chrome-nav .pc-brand{display:block!important}.portfolio-chrome-nav .pc-links a{display:none}.portfolio-chrome-nav .pc-links a:first-child{display:inline-flex;font-size:11px}.app-header{padding:12px 16px 0;gap:8px}.app-brand{font-size:16px;gap:8px}.app-mark{width:28px;height:28px}.source-link{font-size:11px;gap:5px}.source-link svg{display:none}.mitral-app>main{padding:24px 16px 36px;max-width:768px}.mitral-app>main>*+*{margin-top:24px!important}.intro h1{font-size:26px;line-height:1.25;margin-bottom:8px}.intro-detail>p{font-size:15px}.chapter-nav{margin-inline:-8px;padding:6px;gap:6px;border-radius:10px}.chapter-picker{display:block}.chapter-picker>span{display:none}.chapter-picker select{width:100%;font-size:15px}.phase-heading{gap:10px;margin-bottom:16px}.phase-heading h2{font-size:18px}.phase-heading p{font-size:13px}.phase-number{width:32px;height:36px;font-size:12px}.experiment-section{scroll-margin-top:72px}.lab{height:auto!important;display:flex!important;flex-direction:column!important;overflow:clip!important;box-shadow:none!important}.lab-stage{position:relative!important;inset:auto!important;width:100%!important;height:var(--mobile-stage-height)!important;min-height:var(--mobile-stage-height);flex:none!important;order:-2;transform:none!important;background:var(--mitral-panel)}.stage-content{bottom:48px}.stage-touchbar{position:absolute;left:0;right:0;bottom:0;height:48px;padding:0 8px 0 12px;display:flex;align-items:center;justify-content:space-between;gap:8px;background:var(--mitral-shell);border-top:1px solid var(--mitral-border);color:var(--mitral-dim);font-size:12px;z-index:35}.stage-touchbar button{min-height:40px;padding:0 12px;border:1px solid var(--mitral-border);border-radius:8px;background:var(--mitral-panel-2);color:var(--mitral-accent);font-size:13px}.lab-stage[data-interactive=false] .stage-content{pointer-events:none}.lab-stage[data-interactive=false]{touch-action:pan-y pinch-zoom}.lab-controls,.lab-note{position:static!important;transform:none!important;width:100%!important;max-width:none!important;max-height:none!important;height:auto!important;overflow:visible!important;flex:none!important;padding:20px 16px!important;border-radius:0!important;border:0!important;border-top:1px solid var(--mitral-border)!important;box-shadow:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;background:var(--mitral-panel)!important}.lab-note{display:block!important}.lab-controls :is(button,select){min-height:44px}.lab-controls select{font-size:16px!important;max-width:100%}.lab-controls input[type=range]{width:100%;min-width:0;height:44px!important;margin:0;border-radius:0;background:transparent!important;-webkit-appearance:none;-moz-appearance:none;appearance:none;touch-action:pan-y}.lab-controls input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:8px;background:var(--mitral-border)}.lab-controls input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:24px;height:24px;border-radius:50%;margin-top:-9px;background:var(--mitral-accent);border:3px solid var(--mitral-panel-2)}.lab-controls input[type=range]::-moz-range-track{height:6px;border-radius:8px;background:var(--mitral-border)}.lab-controls input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--mitral-accent);border:2px solid var(--mitral-panel-2)}.lab-controls .text-xs{font-size:13px;line-height:1.6}.lab-controls [class*="text-[10px]"],.lab-controls [class*="text-[9px]"]{font-size:11px;line-height:1.5}.lab-shapeanalysis{position:relative;padding-top:112px}.shape-legend{top:12px!important;right:12px!important;width:calc(100% - 80px)!important;padding:8px 12px!important}.shape-views{display:flex;flex-direction:column;height:auto!important}.shape-views .lab-stage{--mobile-stage-height:300px;border-top:1px solid var(--mitral-border)}.shape-views .stage-content>.absolute{top:12px;padding:6px 12px}.lab-shapeanalysis .lab-controls>div{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:4px 12px}.lab-shapeanalysis .lab-controls>div>div:first-child{width:auto;grid-column:1/-1}.shape-info{position:fixed!important;overflow-y:auto;align-items:flex-start!important;padding:20px 12px!important;z-index:100!important}.shape-info>div{padding:48px 20px 24px!important;margin:auto}.lab-correctedfea .lab-stage{--mobile-stage-height:400px}.plot-note{bottom:8px!important;left:8px!important;right:8px;padding:8px!important;font-size:10px!important;max-width:none!important}.plot-note p{display:none}.lab-materialproperties .stage-content>.absolute:first-of-type{top:12px;padding:6px 12px;width:max-content;max-width:95%}.lab-materialproperties .stage-content>.absolute:last-child{bottom:12px;left:12px}.lab-mitralphantom .stage-content>.absolute{top:12px;right:12px}.lab-mitralphantom .stage-content .text-4xl{font-size:18px}.lab-mitralphantom .stage-content .text-sm{font-size:11px}.heart-readout{position:static!important;order:-3;padding:12px!important;gap:8px;align-items:center!important}.heart-readout>div{padding:8px!important;min-width:0}.heart-readout h2{font-size:15px}.heart-readout p{font-size:11px}.heart-readout .text-3xl{font-size:24px}.heart-readout .w-32{width:72px}.heart-readout .tracking-wider{letter-spacing:0;font-size:10px}.lab-heart4d .lab-controls>div{padding:12px!important;gap:16px}.lab-heart4d .lab-controls .flex.items-center.gap-3{width:100%;justify-content:space-between}.lab-salgosimulation .stage-content>.absolute{top:8px;right:8px;font-size:10px;padding:8px}.ring-heading,.ring-labels,.ring-legend{position:static!important;transform:none!important}.ring-heading{order:-4;padding:16px 12px 8px!important}.ring-heading h2{font-size:16px}.ring-labels{order:-3;padding:0 8px 12px!important;gap:8px}.ring-labels>div{flex:1;padding:8px 4px;min-width:0;font-size:12px}.ring-labels .text-xs{font-size:10px}.ring-legend{display:flex;align-items:center;justify-content:center;gap:12px;padding:10px!important;border:0!important;border-radius:0!important}.ring-legend br{display:none}.ring-legend>div{margin:0}.ring-legend .w-4{width:80px;height:8px;background-image:linear-gradient(to right,#ef4444,#facc15,#2563eb)}.lab-ringcomparison .lab-controls{flex-direction:column;gap:16px}.lab-ringcomparison .lab-controls label{font-size:13px}.lab-ringcomparison .lab-controls .ml-auto{white-space:nowrap;padding-left:6px}.lab :is(.stage-content,.lab-controls){min-width:0}}@media(max-width:359px){.app-brand{font-size:14px}.app-mark{display:none}.mitral-app>main{padding-inline:12px}.intro h1{font-size:24px}:root{--mobile-stage-height:310px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.lab-loading{min-height:340px;display:grid;place-items:center;border:1px solid var(--mitral-border);border-radius:12px;background:var(--mitral-panel);color:var(--mitral-dim)}@media(max-width:1023px)and (min-height:650px){.lab:not(.lab-shapeanalysis)>.lab-stage{position:sticky!important;top:62px!important;z-index:40}}@media(max-width:1023px){.mitral-app{padding-bottom:0!important}.lab{overflow:visible!important}.stage-content{overflow:hidden}.lab-shapeanalysis .shape-views,.lab-shapeanalysis .lab-controls{display:contents!important}.shape-views>.lab-stage:first-child{order:1}.shape-views>.lab-stage:last-child{order:3}.lab-shapeanalysis .lab-controls>div{padding:16px;background:var(--mitral-panel)}.lab-shapeanalysis .lab-controls>div:first-child{order:2}.lab-shapeanalysis .lab-controls>div:last-child{order:4}.lab-controls .plot-note{position:static!important;margin-top:16px;padding:12px!important}.lab-controls .plot-note p{display:block}.lab-controls .text-gray-500{color:var(--mitral-dim)}}.parameter-help{position:relative;display:inline-block;margin-left:4px;flex-shrink:0;z-index:45}.parameter-help summary{list-style:none;display:grid;place-items:center;min-width:32px;min-height:32px;cursor:pointer;color:var(--mitral-dim)}.parameter-help summary::-webkit-details-marker{display:none}.parameter-help>div{position:absolute;bottom:100%;right:0;width:min(240px,65vw);padding:12px;background:var(--mitral-panel-2);color:var(--mitral-text);border:1px solid var(--mitral-border);border-radius:8px;font-size:12px;line-height:1.6}.plot-load-error{display:grid;gap:16px;padding:20px;text-align:center;pointer-events:auto}.plot-load-error button{min-height:44px;border:1px solid var(--mitral-border);border-radius:8px;color:var(--mitral-accent)}@media(max-width:1023px){.lab>.lab-stage:first-child{border-radius:12px 12px 0 0}.lab-controls:last-child{border-radius:0 0 12px 12px!important}.parameter-help summary{min-width:44px;min-height:44px}.lab-controls :is(input,button,select){scroll-margin-top:420px}}@media print{.chapter-nav,.stage-touchbar,.portfolio-chrome-nav,.app-header,.chapter-footer{display:none!important}.lab-stage{position:relative!important;top:auto!important}}