@font-face{font-family:Fraunces;font-style:normal;font-weight:600;font-display:swap;src:url(../media/93232c3b4a112c3a-s.2m9xphznwp3d4.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Fraunces;font-style:normal;font-weight:600;font-display:swap;src:url(../media/62d571048def60fc-s.2e347y-jza9wq.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Fraunces;font-style:normal;font-weight:600;font-display:swap;src:url(../media/5a54cb9402415d65-s.p.09yul4knsnziq.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Fraunces Fallback;src:local(Times New Roman);ascent-override:84.71%;descent-override:22.09%;line-gap-override:0.0%;size-adjust:115.45%}.fraunces_17f7e200-module__Eeq_2G__className{font-family:Fraunces,Fraunces Fallback;font-style:normal;font-weight:600}.fraunces_17f7e200-module__Eeq_2G__variable{--font-pc-display:"Fraunces", "Fraunces Fallback"}
.pc-root{--pc-bg:#0b1016;--pc-panel:#121a24;--pc-card:#17212d;--pc-card-2:#1d2937;--pc-line:#bed7ff24;--pc-line-strong:#bed7ff4d;--pc-text:#e8eef6;--pc-muted:#a3b2c4;--pc-accent:#5cc8ff;--pc-gold:#f2c46d;--pc-ok:#4ade80;--pc-bad:#ff8a8a;--pc-ref:#5cc8ff;--pc-euler:#f2c46d;--pc-measure:#f472b6;--pc-P:#ff6b6b;--pc-Pi:#4ade80;--pc-f:#fbbf24;--pc-display:var(--font-pc-display), Georgia, serif;background:var(--pc-bg);color:var(--pc-text);font-family:var(--font-geist-sans,system-ui), system-ui, -apple-system, "Segoe UI", sans-serif;min-height:70vh;line-height:1.55}.pc-root :focus-visible{outline:3px solid var(--pc-gold);outline-offset:2px;border-radius:6px}.pc-sr{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;overflow:hidden;position:absolute!important}.pc-page{max-width:1440px;margin:0 auto;padding:12px 16px 40px}.pc-crumbs{color:var(--pc-muted);margin:4px 0 10px;font-size:.9rem}.pc-crumbs 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minmax(0,1fr);align-items:start;gap:16px;margin-top:12px;display:grid}.pc-lab{flex-direction:column;gap:8px;display:flex;position:sticky;top:72px}.pc-stage{border:1px solid var(--pc-line);background:#0c1118;border-radius:16px;height:min(62vh,620px);min-height:320px;position:relative;overflow:hidden}.pc-stage canvas{touch-action:none;cursor:grab;width:100%;height:100%;display:block}.pc-stage-fallback{height:auto;min-height:160px;color:var(--pc-muted);place-items:center;padding:24px;display:grid}.pc-stage-lost{text-align:center;background:#0b1016e0;place-content:center;gap:10px;padding:20px;display:grid;position:absolute;inset:0}.pc-stage-labels{pointer-events:none;position:absolute;inset:0}.pc-vec-label{text-shadow:0 1px 3px #000;margin:-12px 0 0 8px;font-size:1rem;font-weight:700;position:absolute;top:0;left:0}.pc-vec-P{color:var(--pc-P)}.pc-vec-Pi{color:var(--pc-Pi);margin-left:-26px}.pc-vec-f{color:var(--pc-f)}.pc-stage-note{color:var(--pc-muted);background:#0b1016b3;border-radius:6px;margin:0;padding:2px 8px;font-size:.74rem;position:absolute;bottom:8px;left:10px}.pc-playbar{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.pc-scrub{accent-color:var(--pc-accent);flex:160px;min-height:40px}.pc-live{grid-template-columns:repeat(6,minmax(0,1fr));gap:6px;margin:0;display:grid}.pc-live div,.pc-readouts div{background:var(--pc-panel);border:1px solid var(--pc-line);border-radius:10px;padding:6px 8px}.pc-live dt,.pc-readouts dt{color:var(--pc-muted);font-size:.75rem}.pc-live dd,.pc-readouts dd{font-variant-numeric:tabular-nums;margin:0;font-size:.92rem}.pc-toggles{flex-wrap:wrap;gap:6px 16px;font-size:.9rem;display:flex}.pc-toggles label,.pc-check{align-items:center;gap:6px;min-height:36px;display:inline-flex}.pc-root 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var(--pc-line-strong);background:var(--pc-card);color:var(--pc-text);min-height:44px;font:inherit;cursor:pointer;border-radius:999px;padding:8px 16px;font-size:.92rem}.pc-btn:hover:not(:disabled){border-color:var(--pc-accent)}.pc-btn:disabled{opacity:.45;cursor:not-allowed}.pc-btn-primary{background:var(--pc-accent);color:#06121c;border-color:#0000;font-weight:600}.pc-link{color:var(--pc-accent);font:inherit;cursor:pointer;background:0 0;border:0;min-height:32px;padding:4px 6px;text-decoration:underline}.pc-note{color:var(--pc-muted);font-size:.9rem}.pc-error{color:var(--pc-bad);background:#ff8a8a14;border:1px solid #ff8a8a4d;border-radius:10px;padding:8px 12px}.pc-sim-tag{color:var(--pc-measure);white-space:nowrap;border:1px solid #f472b673;border-radius:999px;margin-left:6px;padding:1px 8px;font-size:.72rem;font-weight:600}.pc-presets{flex-wrap:wrap;gap:6px;margin:8px 0 12px;display:flex}.pc-chip{border:1px solid var(--pc-line-strong);color:var(--pc-text);font:inherit;cursor:pointer;background:0 0;border-radius:999px;min-height:40px;padding:6px 12px;font-size:.86rem}.pc-chip-on{border-color:var(--pc-accent);background:#5cc8ff29}.pc-form{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 14px;display:grid}.pc-form label{color:var(--pc-muted);flex-direction:column;gap:4px;font-size:.88rem;display:flex}.pc-form label.pc-check{color:var(--pc-text);flex-direction:row;align-items:center}.pc-form input[type=range]{accent-color:var(--pc-accent);min-height:32px}.pc-form-row{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end}.pc-readouts{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin:12px 0 6px;display:grid}.pc-validity{border:1px solid var(--pc-line);border-radius:10px;padding:8px 12px;font-size:.88rem}.pc-validity-intermediate,.pc-validity-beyond{color:var(--pc-gold);border-color:#f2c46d80}.pc-table-wrap{margin:8px 0;overflow-x:auto}.pc-table-scroll{max-height:260px;overflow-y:auto}.pc-table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:.86rem}.pc-table caption{text-align:left;color:var(--pc-muted);padding:4px 0 6px;font-size:.82rem}.pc-table th,.pc-table td{border-bottom:1px solid var(--pc-line);text-align:right;white-space:nowrap;padding:4px 8px}.pc-table th:first-child,.pc-table td:first-child{text-align:left}.pc-table thead th{background:var(--pc-panel);position:sticky;top:0}.pc-graph{margin:10px 0}.pc-graph svg{border:1px solid var(--pc-line);background:#0d141c;border-radius:12px;width:100%;height:auto}.pc-g-grid{stroke:#bed7ff14}.pc-g-axis{stroke:#e8eef699;stroke-width:1.4px}.pc-g-tick{fill:var(--pc-muted);font-size:12px}.pc-g-label{fill:var(--pc-text);font-size:13px}.pc-g-note{fill:var(--pc-gold);font-size:12px}.pc-g-asym{stroke:var(--pc-gold);stroke-dasharray:6 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8px;font-weight:600}.pc-comp-RES{background:#93c5fd}.pc-comp-EXP{background:#f9a8d4}.pc-comp-RPB{background:#fcd34d}.pc-diff{letter-spacing:1px}.pc-stem{margin:8px 0}.pc-options{border:0;gap:6px;margin:0;padding:0;display:grid}.pc-option{border:1px solid var(--pc-line);cursor:pointer;border-radius:10px;align-items:flex-start;gap:10px;min-height:44px;padding:8px 10px;display:flex}.pc-option input{flex:none;margin-top:3px}.pc-option-ok{border-color:var(--pc-ok);background:#4ade8014}.pc-option-bad{border-color:var(--pc-bad);background:#ff8a8a14}.pc-fields{gap:10px;display:grid}.pc-field{grid-template-columns:auto minmax(90px,1fr) minmax(70px,120px);align-items:center;gap:6px 8px;display:grid}.pc-field input{width:100%;min-width:0}.pc-field-ok input{border-color:var(--pc-ok)}.pc-field-bad input{border-color:var(--pc-bad)}.pc-fb{grid-column:1/-1;margin:0;font-size:.86rem}.pc-fb-ok{color:var(--pc-ok)}.pc-fb-bad{color:var(--pc-bad)}.pc-fb-note{color:var(--pc-muted);font-size:.84rem}.pc-item-actions{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.pc-hints{color:var(--pc-gold);margin:10px 0 0;padding-left:20px}.pc-result{border:1px solid var(--pc-line);border-radius:10px;margin-top:10px;padding:8px 12px}.pc-result-ok{border-color:#4ade8080}.pc-result-bad{border-color:#ff8a8a80}.pc-result summary{cursor:pointer;color:var(--pc-accent)}.pc-whys{padding-left:18px;font-size:.9rem}.pc-frac{vertical-align:middle;flex-direction:column;align-items:center;margin:0 .12em;font-size:.86em;line-height:1.05;display:inline-flex}.pc-frac-d{border-top:1px solid;padding:0 .2em}.pc-worked li{margin:6px 0}.pc-forces ul{padding:0;list-style:none}.pc-forces li{margin:6px 0}.pc-dot{border-radius:50%;width:10px;height:10px;margin-right:6px;display:inline-block}.pc-dot-P{background:var(--pc-P)}.pc-dot-Pi{background:var(--pc-Pi)}.pc-dot-f{background:var(--pc-f)}.pc-dt{flex-direction:column;gap:4px;display:flex}.pc-dt input{accent-color:var(--pc-euler);min-height:36px}.pc-stab{border:1px solid var(--pc-line);border-radius:10px;padding:8px 12px}.pc-stab-overshoot,.pc-stab-divergent{color:var(--pc-gold);border-color:#f2c46d99}.pc-foot{color:var(--pc-muted);border-top:1px solid var(--pc-line);margin-top:20px;padding-top:12px;font-size:.84rem}@media (max-width:1000px){.pc-main{grid-template-columns:minmax(0,1fr)}.pc-lab{position:static}.pc-stage{height:46vh;min-height:280px}}@media (max-width:560px){.pc-live{grid-template-columns:repeat(3,minmax(0,1fr))}.pc-form,.pc-form-row{grid-template-columns:minmax(0,1fr)}.pc-readouts{grid-template-columns:repeat(2,minmax(0,1fr))}.pc-field{grid-template-columns:minmax(0,1fr) minmax(70px,96px)}.pc-field label{grid-column:1/-1}.pc-panel{padding:12px}.pc-step-t{text-overflow:ellipsis;white-space:nowrap;max-width:9em;overflow:hidden}}@media (prefers-reduced-motion:reduce){.pc-root *{scroll-behavior:auto!important;transition:none!important}}.pc-panel{scroll-margin-top:84px}.pc-vec{display:inline-block;position:relative}.pc-vec:after{content:"";background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 6'><path d='M0 3h17M14 0.5l4 2.5-4 2.5' fill='none' stroke='%23a3b2c4' stroke-width='1.3'/></svg>") 50%/100% 100% no-repeat;height:.32em;position:absolute;top:-.12em;left:8%;right:-6%}.pc-vec-label .pc-vec:after{filter:brightness(1.8)}.pc-fd svg{border:1px solid var(--pc-line);background:#0d141c;border-radius:12px;width:100%;max-width:360px;height:auto}.pc-fd-label{font-size:12px;font-weight:600}.pc-fd-axis{fill:var(--pc-muted);font-size:12px}.pc-fd-g{fill:#0b1016;font-size:11px;font-weight:700}.pc-field-expr{grid-template-columns:auto 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10px;font-size:1.3rem;font-weight:600;display:flex}.pc-hub-weight{color:var(--pc-gold);white-space:nowrap;font-size:.95rem}.pc-hub-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.pc-hub-card{background:var(--pc-panel);border:1px solid var(--pc-line);border-radius:14px;flex-direction:column;gap:6px;padding:14px;display:flex}.pc-hub-implemented{background:linear-gradient(180deg, #5cc8ff12, transparent), var(--pc-panel);border-color:#5cc8ff73}.pc-hub-ch{color:var(--pc-muted);margin:0;font-size:.82rem}.pc-hub-link{color:var(--pc-text);font-size:1.05rem;font-weight:700;text-decoration:none}.pc-hub-link:hover,.pc-hub-link:focus-visible{color:var(--pc-accent);text-decoration:underline}.pc-hub-lesson .pc-note{margin:2px 0 4px}.pc-hub-status{color:var(--pc-gold);margin:auto 0 0;font-size:.78rem}.pc-hub-soon{font-style:italic}.pc-badge{border:1px solid var(--pc-line-strong);border-radius:999px;padding:1px 8px;font-size:.74rem;display:inline-block}.pc-badge-maitrise{color:var(--pc-ok);border-color:var(--pc-ok)}.pc-badge-commence{color:var(--pc-accent)}.pc-lesson-panel{max-width:980px;margin:12px auto 0}.pc-lab{border:1px solid var(--pc-line);background:#0d141c;border-radius:14px;margin:12px 0;padding:12px}.pc-lab svg.pc-lab-scene{background:radial-gradient(at 50% 0,#1b2a3a,#0b1118 70%);border-radius:10px;width:100%;height:auto;display:block}.pc-lab-controls{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px 16px;margin:10px 0;display:grid}.pc-slider,.pc-choice{color:var(--pc-muted);flex-direction:column;gap:4px;font-size:.9rem;display:flex}.pc-slider input{accent-color:var(--pc-accent);min-height:34px}.pc-slider strong{color:var(--pc-text)}.pc-goal-box{border:1px dashed var(--pc-gold);color:var(--pc-text);border-radius:10px;padding:8px 12px}.pc-goal-ok{border-style:solid;border-color:var(--pc-ok);background:#4ade8014}.pc-readouts-row{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:6px;margin:8px 0;display:grid}.pc-readout{background:var(--pc-panel);border:1px solid var(--pc-line);border-radius:10px;padding:6px 8px}.pc-readout dt{color:var(--pc-muted);font-size:.75rem}.pc-readout dd{font-variant-numeric:tabular-nums;margin:0}.pc-cours-block h4{color:var(--pc-accent)}.pc-model{border:1px solid var(--pc-line);border-radius:10px;margin-top:14px;padding:8px 12px;font-size:.9rem}.pc-model summary{cursor:pointer;color:var(--pc-accent)}.pc-osc svg{width:100%;height:auto;max-height:460px;display:block}.pc-term:focus-visible circle:last-of-type{stroke:#f2c46d;stroke-width:4px}.pc-term:focus{outline:none}.pc-wires{color:var(--pc-muted);margin:6px 0;padding-left:18px;font-size:.92rem}.pc-wires li{margin:2px 0}.pc-sublabs{flex-wrap:wrap;gap:8px;margin:0 0 12px;display:flex}.pc-sublabs button[aria-pressed=true]{border-color:var(--pc-accent);color:var(--pc-accent)}body:has(.pc-page) footer .text-muted-subtle{color:#9aa3b5}