.strip-equations.svelte-1y1zcyv .katex{font-size:.9em}svg.svelte-1y1zcyv{width:100%;height:auto;border:1px solid var(--color-border-light);border-radius:.75rem;background:var(--color-surface)}.measure-row.svelte-1y1zcyv{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.5rem;margin-top:.65rem}.measure-row.svelte-1y1zcyv>div:where(.svelte-1y1zcyv){display:grid;gap:.08rem;padding:.55rem .6rem;border-top:2px solid var(--color-result);background:#2563eb09}.measure-row.svelte-1y1zcyv>div:where(.svelte-1y1zcyv):nth-child(2){border-top-color:var(--color-success);background:#05966909}.measure-row.svelte-1y1zcyv>div.correction:where(.svelte-1y1zcyv){border-top-color:var(--color-vanish);background:#ef444409}.measure-row.svelte-1y1zcyv span:where(.svelte-1y1zcyv),.measure-row.svelte-1y1zcyv small:where(.svelte-1y1zcyv){font-family:var(--font-sans);font-size:.61rem;color:var(--color-ink-faint)}.measure-row.svelte-1y1zcyv span:where(.svelte-1y1zcyv){font-weight:650;letter-spacing:.05em;text-transform:uppercase}.measure-row.svelte-1y1zcyv strong:where(.svelte-1y1zcyv){font-family:var(--font-mono);font-size:.8rem;color:var(--color-ink);font-variant-numeric:tabular-nums}@media(max-width:520px){.strip-equations.svelte-1y1zcyv .katex{font-size:.72em}.measure-row.svelte-1y1zcyv{grid-template-columns:1fr;gap:.35rem}.measure-row.svelte-1y1zcyv>div:where(.svelte-1y1zcyv){grid-template-columns:1fr auto;align-items:baseline}.measure-row.svelte-1y1zcyv small:where(.svelte-1y1zcyv){grid-column:1 / -1}}.integral-machine.svelte-ixuvuu{display:flex;justify-content:center;width:100%;padding:.5rem 0 1.15rem}.machine-stage.svelte-ixuvuu{position:relative;width:100%;max-width:610px;aspect-ratio:560 / 200}.machine-svg.svelte-ixuvuu{position:absolute;inset:0;z-index:2;width:100%;height:100%;overflow:visible;pointer-events:none}.machine-title.svelte-ixuvuu{position:absolute;top:7.1%;left:50%;z-index:4;transform:translate(-50%);color:var(--color-ink-faint);font-family:var(--font-sans);font-size:.78rem;font-weight:700;letter-spacing:.08em;line-height:1;pointer-events:none}.machine-glow.svelte-ixuvuu{opacity:.18;animation:svelte-ixuvuu-machine-breathe 6.6s ease-in-out infinite}.side-label.svelte-ixuvuu{position:absolute;top:13%;z-index:4;color:var(--color-ink-faint);pointer-events:none}.side-label-left.svelte-ixuvuu{left:var(--label-left);transform:translate(-50%)}.side-label-right.svelte-ixuvuu{right:var(--label-right);transform:translate(50%)}.side-label.svelte-ixuvuu .katex{font-size:1em;color:var(--color-ink-faint)}.scenario-layer.svelte-ixuvuu{opacity:0;animation:svelte-ixuvuu-scenario-window var(--full-cycle-duration) linear var(--scenario-delay) infinite}.pill-scenario.svelte-ixuvuu{position:absolute;inset:0;z-index:1;pointer-events:none}.function-pill.svelte-ixuvuu{position:absolute;top:50%;display:flex;align-items:center;justify-content:center;min-width:3.25rem;min-height:2.35rem;padding:.28rem .65rem;border:1.8px solid var(--color-d);border-radius:999px;background:radial-gradient(circle at 40% 40%,var(--color-surface-raised),color-mix(in srgb,var(--color-surface) 82%,var(--color-d) 18%));white-space:nowrap;opacity:0}.function-pill.svelte-ixuvuu .katex{font-size:1em;color:var(--color-d)}.function-pill-input.svelte-ixuvuu{right:var(--input-rest-right);transform:translateY(-50%);animation:svelte-ixuvuu-input-cycle 6.6s cubic-bezier(.4,0,.2,1) infinite}.function-pill-output.svelte-ixuvuu{left:var(--output-hidden-left);transform:translateY(-50%);animation:svelte-ixuvuu-output-cycle 6.6s cubic-bezier(.16,1,.3,1) infinite}@keyframes svelte-ixuvuu-scenario-window{0%{opacity:0}0.9%,16.667%{opacity:1}17.57%,to{opacity:0}}@keyframes svelte-ixuvuu-input-cycle{0%,2%{right:var(--input-rest-right);opacity:0}5%,13%{right:var(--input-rest-right);opacity:1}22%,to{right:var(--input-hidden-right);opacity:0}}@keyframes svelte-ixuvuu-output-cycle{0%,66%{left:var(--output-hidden-left);opacity:0}72%,88%{left:var(--output-rest-left);opacity:1}96%,to{left:var(--output-rest-left);opacity:0}}@keyframes svelte-ixuvuu-machine-breathe{0%,to{opacity:.12}38%,72%{opacity:.32}}@media(max-width:520px){.machine-stage.svelte-ixuvuu{max-width:390px}.machine-title.svelte-ixuvuu{top:6.2%;font-size:.58rem;letter-spacing:.055em}.function-pill.svelte-ixuvuu{min-width:2.35rem;min-height:1.9rem;padding:.2rem .38rem}.function-pill.svelte-ixuvuu .katex,.side-label.svelte-ixuvuu .katex{font-size:.74em}.function-pill-input.svelte-ixuvuu{padding-inline:.28rem}.function-pill-input.svelte-ixuvuu .katex{font-size:.7em}.function-pill-output.svelte-ixuvuu{min-width:2.1rem;padding-inline:.13rem}.function-pill-output.svelte-ixuvuu .katex{font-size:.62em}}@media(prefers-reduced-motion:reduce){.machine-glow.svelte-ixuvuu,.scenario-layer.svelte-ixuvuu,.function-pill.svelte-ixuvuu{animation:none}.scenario-layer.scenario-0.svelte-ixuvuu{opacity:1}.scenario-layer.svelte-ixuvuu:not(.scenario-0){display:none}.function-pill-input.svelte-ixuvuu{right:var(--input-rest-right);opacity:1}.function-pill-output.svelte-ixuvuu{left:var(--output-rest-left);opacity:1}.travel-halo.svelte-ixuvuu{display:none}.area-reveal.svelte-ixuvuu{clip-path:none}}.calculus-lab.svelte-1k3rped{--calc-blue: var(--plot-blue);--calc-violet: var(--plot-violet);--calc-green: var(--plot-teal);width:100%;box-sizing:border-box;color:var(--color-ink)}.lab-heading.svelte-1k3rped{display:grid;grid-template-columns:minmax(0,1fr) minmax(16rem,.8fr);align-items:end;gap:1.5rem;margin-bottom:1rem}.lab-heading.svelte-1k3rped h4:where(.svelte-1k3rped){margin:.16rem 0 0;font-family:var(--font-display);font-size:clamp(1.35rem,3vw,1.85rem);font-weight:500}.lab-heading.svelte-1k3rped p:where(.svelte-1k3rped){margin:0;color:var(--color-ink-light);font-size:.92rem;line-height:1.55}.eyebrow.svelte-1k3rped{color:var(--calc-violet);font-family:var(--font-sans);font-size:.71rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.preset-row.svelte-1k3rped{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:.75rem}.preset-row.svelte-1k3rped button:where(.svelte-1k3rped){border:1px solid var(--color-border-light);border-radius:999px;background:color-mix(in srgb,var(--color-surface-raised) 76%,transparent);color:var(--color-ink-light);padding:.48rem .8rem;font:650 .76rem/1 var(--font-sans);cursor:pointer;transition:border-color .16s ease,background .16s ease,color .16s ease,transform .16s ease}.preset-row.svelte-1k3rped button:where(.svelte-1k3rped):hover,.preset-row.svelte-1k3rped button:where(.svelte-1k3rped):focus-visible{border-color:color-mix(in srgb,var(--calc-blue) 62%,var(--color-border-light));color:var(--color-ink);transform:translateY(-1px)}.preset-row.svelte-1k3rped button.active:where(.svelte-1k3rped){border-color:color-mix(in srgb,var(--calc-blue) 70%,var(--color-border-light));background:color-mix(in srgb,var(--calc-blue) 13%,var(--color-surface-raised));color:var(--color-ink)}.plot-shell.svelte-1k3rped{overflow:hidden;border:1px solid var(--color-border-light);border-radius:18px;background:radial-gradient(circle at 82% 15%,color-mix(in srgb,var(--calc-violet) 8%,transparent),transparent 34%),color-mix(in srgb,var(--color-surface-raised) 82%,var(--plot-background))}svg.svelte-1k3rped{display:block;width:100%;height:auto;max-height:41rem;-webkit-user-select:none;user-select:none}.draw-surface.svelte-1k3rped{fill:transparent;touch-action:none;cursor:crosshair}.lane-bg.svelte-1k3rped{fill:color-mix(in srgb,var(--plot-background) 90%,transparent);stroke:color-mix(in srgb,var(--color-border-light) 78%,transparent);stroke-width:1}.grid-line.svelte-1k3rped,.axis.svelte-1k3rped{vector-effect:non-scaling-stroke}.grid-line.svelte-1k3rped{stroke:color-mix(in srgb,var(--color-ink-faint) 15%,transparent);stroke-width:1}.axis.svelte-1k3rped{stroke:color-mix(in srgb,var(--color-ink-faint) 38%,transparent);stroke-width:1.15}.area.svelte-1k3rped{fill:url(#signed-area);stroke:none}.function-curve.svelte-1k3rped,.derivative-curve.svelte-1k3rped,.accumulation-curve.svelte-1k3rped,.accumulation-tangent.svelte-1k3rped{fill:none;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.function-curve.svelte-1k3rped{stroke:var(--calc-blue);stroke-width:3}.derivative-curve.svelte-1k3rped{stroke:var(--calc-violet);stroke-width:2.65}.accumulation-curve.svelte-1k3rped{stroke:var(--calc-green);stroke-width:2.65}.accumulation-tangent.svelte-1k3rped{stroke:var(--calc-blue);stroke-width:2;stroke-dasharray:5 4}.probe-line.svelte-1k3rped{stroke:color-mix(in srgb,var(--color-ink) 42%,transparent);stroke-width:1.25;stroke-dasharray:3 6;vector-effect:non-scaling-stroke}.point.svelte-1k3rped{stroke:var(--plot-background);stroke-width:2.2;filter:url(#point-glow);vector-effect:non-scaling-stroke}.function-point.svelte-1k3rped{fill:var(--calc-blue)}.derivative-point.svelte-1k3rped{fill:var(--calc-violet)}.accumulation-point.svelte-1k3rped{fill:var(--calc-green)}text.svelte-1k3rped{font-family:var(--font-sans);pointer-events:none}.lane-label.svelte-1k3rped{font-size:25px;font-weight:760;font-style:italic}.function-label.svelte-1k3rped{fill:var(--calc-blue)}.derivative-label.svelte-1k3rped{fill:var(--calc-violet)}.accumulation-label.svelte-1k3rped{fill:var(--calc-green)}.lane-title.svelte-1k3rped{fill:var(--plot-muted);font-size:12px;font-weight:700;letter-spacing:.04em}.draw-hint.svelte-1k3rped,.tangent-note.svelte-1k3rped{fill:var(--calc-blue);font-size:11px;font-weight:700}.identity-strip.svelte-1k3rped{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:.75rem;overflow:hidden;border:1px solid var(--color-border-light);border-radius:14px;background:color-mix(in srgb,var(--color-surface-raised) 74%,transparent)}.identity-strip.svelte-1k3rped>div:where(.svelte-1k3rped){position:relative;display:grid;gap:.16rem;min-width:0;padding:.78rem .85rem .74rem 1.12rem;border-right:1px solid var(--color-border-light)}.identity-strip.svelte-1k3rped>div:where(.svelte-1k3rped):last-child{border-right:0}.identity-strip.svelte-1k3rped small:where(.svelte-1k3rped){color:var(--color-ink-faint);font:700 .63rem/1.2 var(--font-sans);letter-spacing:.08em;text-transform:uppercase}.identity-strip.svelte-1k3rped strong:where(.svelte-1k3rped){overflow:hidden;color:var(--color-ink);font:650 .84rem/1.35 var(--font-sans);text-overflow:ellipsis;white-space:nowrap}.dot.svelte-1k3rped{position:absolute;top:1.03rem;left:.56rem;width:.38rem;height:.38rem;border-radius:50%}.dot.blue.svelte-1k3rped{background:var(--calc-blue)}.dot.violet.svelte-1k3rped{background:var(--calc-violet)}.dot.green.svelte-1k3rped{background:var(--calc-green)}.identity-strip.svelte-1k3rped .reversal:where(.svelte-1k3rped){place-content:center;padding-left:.85rem;text-align:center;background:linear-gradient(135deg,color-mix(in srgb,var(--calc-green) 10%,transparent),color-mix(in srgb,var(--calc-blue) 9%,transparent))}.probe-control.svelte-1k3rped{margin-top:.85rem;padding:0 .15rem}@media(max-width:680px){.lab-heading.svelte-1k3rped{grid-template-columns:1fr;gap:.55rem}.preset-row.svelte-1k3rped{display:grid;grid-template-columns:repeat(2,1fr)}.preset-row.svelte-1k3rped button:where(.svelte-1k3rped){min-height:2.35rem}.plot-shell.svelte-1k3rped{border-radius:14px}.identity-strip.svelte-1k3rped{grid-template-columns:repeat(2,minmax(0,1fr))}.identity-strip.svelte-1k3rped>div:where(.svelte-1k3rped):nth-child(2){border-right:0}.identity-strip.svelte-1k3rped>div:where(.svelte-1k3rped):nth-child(-n+2){border-bottom:1px solid var(--color-border-light)}.lane-title.svelte-1k3rped,.draw-hint.svelte-1k3rped,.tangent-note.svelte-1k3rped{font-size:20px}}@media(prefers-reduced-motion:reduce){.preset-row.svelte-1k3rped button:where(.svelte-1k3rped){transition:none}}.antiderivative-library.svelte-v1d28l{margin:var(--space-lg) 0;border:1px solid color-mix(in srgb,var(--color-d) 24%,var(--color-border-light));border-radius:.9rem;overflow:hidden;background:var(--color-surface);box-shadow:0 12px 30px var(--color-shadow)}.library-heading.svelte-v1d28l{display:flex;align-items:end;justify-content:space-between;gap:1.5rem;padding:1.25rem 1.4rem;background:linear-gradient(135deg,var(--color-d-glow),var(--color-d-soft));border-bottom:1px solid color-mix(in srgb,var(--color-d) 18%,var(--color-border-light))}.library-kicker.svelte-v1d28l{display:block;margin-bottom:.25rem;font-family:var(--font-sans);font-size:.72rem;font-weight:750;letter-spacing:.1em;text-transform:uppercase;color:var(--color-d)}.library-heading.svelte-v1d28l h4:where(.svelte-v1d28l){margin:0;font-family:var(--font-serif);font-size:clamp(1.15rem,2.1vw,1.45rem);color:var(--color-ink)}.library-heading.svelte-v1d28l p:where(.svelte-v1d28l){max-width:22rem;margin:0;font-family:var(--font-sans);font-size:.82rem;line-height:1.45;color:var(--color-ink-light);text-align:right}table.svelte-v1d28l{width:100%;border-collapse:collapse;table-layout:fixed}caption.svelte-v1d28l{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}thead.svelte-v1d28l{background:color-mix(in srgb,var(--color-paper) 84%,var(--color-d-soft))}th.svelte-v1d28l,td.svelte-v1d28l{padding:1rem 1.25rem;text-align:left;vertical-align:middle}thead.svelte-v1d28l th:where(.svelte-v1d28l){font-family:var(--font-sans);font-size:.76rem;font-weight:700;letter-spacing:.045em;color:var(--color-ink-light)}thead.svelte-v1d28l th:where(.svelte-v1d28l):first-child{width:22%}thead.svelte-v1d28l th:where(.svelte-v1d28l):nth-child(2){width:30%}tbody.svelte-v1d28l tr:where(.svelte-v1d28l){border-top:1px solid var(--color-border-light);transition:background-color .14s ease}tbody.svelte-v1d28l tr:where(.svelte-v1d28l):hover{background:color-mix(in srgb,var(--color-surface) 92%,var(--color-d) 8%)}tbody.svelte-v1d28l th:where(.svelte-v1d28l){font-family:var(--font-sans);font-size:.82rem;font-weight:700;letter-spacing:.035em;text-transform:uppercase;color:var(--color-d)}tbody.svelte-v1d28l td:where(.svelte-v1d28l){font-size:1.12rem;color:var(--color-ink)}tbody.svelte-v1d28l td:where(.svelte-v1d28l):last-child{position:relative;padding-left:2.6rem;background:color-mix(in srgb,var(--color-surface) 94%,var(--color-d) 6%)}tbody.svelte-v1d28l td:where(.svelte-v1d28l):last-child:before{content:"→";position:absolute;left:1rem;top:50%;transform:translateY(-50%);font-family:var(--font-sans);font-size:1rem;color:var(--color-d)}td.svelte-v1d28l small:where(.svelte-v1d28l){display:block;margin-top:.18rem;font-size:.7rem;color:var(--color-ink-faint)}.library-check.svelte-v1d28l{display:flex;align-items:center;gap:.75rem;padding:.85rem 1.25rem;border-top:1px solid var(--color-border-light);background:var(--color-surface-subtle);font-family:var(--font-sans);color:var(--color-ink-light)}.library-check.svelte-v1d28l>span:where(.svelte-v1d28l){display:grid;flex:0 0 auto;width:1.65rem;height:1.65rem;place-items:center;border-radius:999px;background:var(--color-d-soft);color:var(--color-d);font-size:.85rem;font-weight:800}.library-check.svelte-v1d28l p:where(.svelte-v1d28l){margin:0;font-size:.82rem;line-height:1.45}@media(max-width:640px){.library-heading.svelte-v1d28l{align-items:start;flex-direction:column;gap:.55rem}.library-heading.svelte-v1d28l p:where(.svelte-v1d28l){max-width:none;text-align:left}thead.svelte-v1d28l{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}table.svelte-v1d28l,tbody.svelte-v1d28l{display:block}tbody.svelte-v1d28l{padding:.35rem .8rem}tbody.svelte-v1d28l tr:where(.svelte-v1d28l){display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:.75rem;padding:.9rem 0}tbody.svelte-v1d28l th:where(.svelte-v1d28l){grid-column:1 / -1;padding:0 .35rem}tbody.svelte-v1d28l td:where(.svelte-v1d28l){display:block;padding:0 .35rem;font-size:1rem}tbody.svelte-v1d28l td:where(.svelte-v1d28l):before{content:attr(data-label);display:block;position:static;margin-bottom:.35rem;transform:none;font-family:var(--font-sans);font-size:.65rem;font-weight:700;letter-spacing:.045em;text-transform:uppercase;color:var(--color-ink-faint)}tbody.svelte-v1d28l td:where(.svelte-v1d28l):last-child{padding:0 .35rem;background:transparent}tbody.svelte-v1d28l td:where(.svelte-v1d28l):last-child:before{content:attr(data-label);position:static;display:block;margin-bottom:.35rem;transform:none;font-family:var(--font-sans);font-size:.65rem;font-weight:700;letter-spacing:.045em;text-transform:uppercase;color:var(--color-ink-faint)}}@media(max-width:410px){tbody.svelte-v1d28l tr:where(.svelte-v1d28l){grid-template-columns:1fr}.library-check.svelte-v1d28l{align-items:start}}
