.site-header[data-astro-cid-nen7h5rs]{border-top:4px solid var(--accent);border-bottom:1px solid var(--border);background:var(--bg)}.inner[data-astro-cid-nen7h5rs]{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:.6rem 1rem;padding-block:.9rem;display:flex}.nav-toggle-group[data-astro-cid-nen7h5rs]{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:.5rem 1.4rem;display:flex}.brand[data-astro-cid-nen7h5rs]{font-family:var(--font-mono);color:var(--ink);letter-spacing:.01em;white-space:nowrap;font-size:1rem;font-weight:500;text-decoration:none}.prompt[data-astro-cid-nen7h5rs]{color:var(--accent)}#theme-toggle[data-astro-cid-nen7h5rs]{border:1px solid var(--line);width:2.1rem;height:2.1rem;color:var(--muted);cursor:pointer;background:0 0;border-radius:999px;justify-content:center;align-items:center;transition:color .15s,border-color .15s,background-color .15s;display:inline-flex}#theme-toggle[data-astro-cid-nen7h5rs]:hover{color:var(--accent);border-color:var(--accent);background:var(--wash)}.ico-sun[data-astro-cid-nen7h5rs]{display:none}:root[data-theme=dark] .ico-sun[data-astro-cid-nen7h5rs]{display:block}:root[data-theme=dark] .ico-moon[data-astro-cid-nen7h5rs]{display:none}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .ico-sun[data-astro-cid-nen7h5rs]{display:block}:root:not([data-theme=light]) .ico-moon[data-astro-cid-nen7h5rs]{display:none}}nav[data-astro-cid-nen7h5rs]>ul[data-astro-cid-nen7h5rs]{flex-wrap:wrap;gap:.25rem 1.4rem;margin:0;padding:0;list-style:none;display:flex}.dropdown[data-astro-cid-nen7h5rs]{list-style:none}nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);border-bottom:2px solid #0000;padding:.35rem 0;font-size:.72rem;text-decoration:none;transition:color .15s,border-color .15s}nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover,nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{color:var(--accent);border-bottom-color:var(--accent)}.has-dropdown[data-astro-cid-nen7h5rs]{position:relative}.dropdown[data-astro-cid-nen7h5rs]{background:var(--bg);border:1px solid var(--accent);z-index:20;min-width:20rem;box-shadow:6px 6px 0 var(--shadow);border-radius:0;flex-direction:column;gap:0;padding:.35rem 0;display:none;position:absolute;top:100%;left:50%;transform:translate(-50%)}.has-dropdown[data-astro-cid-nen7h5rs]:hover .dropdown[data-astro-cid-nen7h5rs],.has-dropdown[data-astro-cid-nen7h5rs]:focus-within .dropdown[data-astro-cid-nen7h5rs]{display:flex}.dropdown[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{letter-spacing:.06em;text-transform:none;color:var(--ink);border-bottom:0;border-radius:0;padding:.55rem .9rem;font-size:.78rem;display:block}.dropdown[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{background:var(--wash);color:var(--accent)}@media (width<=40rem){.dropdown[data-astro-cid-nen7h5rs]{box-shadow:none;border:0;min-width:0;padding:0 0 0 1rem;position:static;transform:none}.has-dropdown[data-astro-cid-nen7h5rs]:hover .dropdown[data-astro-cid-nen7h5rs]{display:none}.has-dropdown[data-astro-cid-nen7h5rs]:focus-within .dropdown[data-astro-cid-nen7h5rs]{display:flex}}.site-footer[data-astro-cid-jo6i4kqk]{border-top:3px solid var(--ink);margin-top:3rem}.inner[data-astro-cid-jo6i4kqk]{letter-spacing:.06em;font-size:.78rem;font-family:var(--font-mono);color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.8rem 2rem;padding-block:1.6rem 2.2rem;display:flex}.legal[data-astro-cid-jo6i4kqk]{margin:0}.meta-line[data-astro-cid-jo6i4kqk]{color:var(--muted);flex-basis:100%;margin:0}.links[data-astro-cid-jo6i4kqk]{flex-wrap:wrap;gap:.4rem 1.4rem;margin:0;padding:0;list-style:none;display:flex}a[data-astro-cid-jo6i4kqk]{color:var(--muted);border-bottom:1px solid #0000;text-decoration:none;transition:color .15s,border-color .15s}a[data-astro-cid-jo6i4kqk]:hover{color:var(--accent);border-bottom-color:var(--accent)}@font-face{font-family:Public Sans;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/public-sans-latin-400-normal.8Rpg0ruU.woff2)format("woff2"),url(/_astro/public-sans-latin-400-normal.SBbinRkI.woff)format("woff")}@font-face{font-family:Public Sans;font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/public-sans-latin-600-normal.Fru-LXNs.woff2)format("woff2"),url(/_astro/public-sans-latin-600-normal.BR59oU-I.woff)format("woff")}@font-face{font-family:Public Sans;font-style:normal;font-display:swap;font-weight:800;src:url(/_astro/public-sans-latin-800-normal.Cymo4W0O.woff2)format("woff2"),url(/_astro/public-sans-latin-800-normal.qgH1Oyzx.woff)format("woff")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-latin-400-normal.DMJ8VG8y.woff2)format("woff2"),url(/_astro/ibm-plex-mono-latin-400-normal.CvHOgSBP.woff)format("woff")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/_astro/ibm-plex-mono-latin-500-normal.DSY6xOcd.woff2)format("woff2"),url(/_astro/ibm-plex-mono-latin-500-normal.CB9ihrfo.woff)format("woff")}:root{--bg:#f5f8fb;--surface:#fff;--ink:#0d1d36;--muted:#3c4d68;--accent:#1339c2;--accent-hover:#0e2b96;--accent-ink:#fff;--line:#10233f1f;--line-strong:#10233f38;--line-control:#10233f80;--border:var(--line);--grid-minor:#1339c20b;--grid-major:#1339c217;--shadow:#10233f14;--shadow-soft:0 1px 2px #10233f0d;--shadow-lift:0 10px 30px -8px #10233f24;--wash:#1339c20f;--r-sm:8px;--r-md:12px;--r-lg:16px;--font-sans:"Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, "Liberation Mono", monospace;--grid-paper:linear-gradient(to right, var(--grid-major) 1px, transparent 1px), linear-gradient(to bottom, var(--grid-major) 1px, transparent 1px), linear-gradient(to right, var(--grid-minor) 1px, transparent 1px), linear-gradient(to bottom, var(--grid-minor) 1px, transparent 1px);--grid-paper-size:120px 120px, 120px 120px, 24px 24px, 24px 24px;--measure:44rem;--wide:68rem;--step--1:.875rem;--step-0:1rem;--step-1:1.25rem;--step-2:1.563rem;--step-3:1.953rem;--step-4:2.441rem;color-scheme:light dark}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0b1e3a;--surface:#0e2447;--ink:#dce7f5;--muted:#a3b4cd;--accent:#7fa3ff;--accent-hover:#a3bdff;--accent-ink:#06132b;--line:#dce7f524;--line-strong:#dce7f547;--line-control:#dce7f561;--grid-minor:#dce7f50a;--grid-major:#dce7f514;--shadow:#02081480;--shadow-soft:0 1px 2px #02081466;--shadow-lift:0 10px 30px -8px #0208148c;--wash:#7fa3ff1a;color-scheme:dark}}:root[data-theme=dark]{--bg:#0b1e3a;--surface:#0e2447;--ink:#dce7f5;--muted:#a3b4cd;--accent:#7fa3ff;--accent-hover:#a3bdff;--accent-ink:#06132b;--line:#dce7f524;--line-strong:#dce7f547;--grid-minor:#dce7f50a;--grid-major:#dce7f514;--shadow:#02081480;--shadow-soft:0 1px 2px #02081466;--shadow-lift:0 10px 30px -8px #0208148c;--wash:#7fa3ff1a;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{font-family:var(--font-sans);background:var(--bg);color:var(--ink);-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.lecture{animation-duration:auto!important}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}.btn:hover,.card:hover{transform:none!important}}body{font-size:var(--step-0);flex-direction:column;min-height:100dvh;margin:0;line-height:1.65;display:flex}.grid-paper{background-image:var(--grid-paper);background-size:var(--grid-paper-size)}main{flex:1}h1,h2,h3,h4{letter-spacing:-.018em;text-wrap:balance;margin:0 0 .6em;font-weight:600;line-height:1.15}h1{letter-spacing:-.022em;font-size:clamp(2.05rem,5.4vw,3.1rem);font-weight:800;line-height:1.08}strong,b{font-weight:600}h2{font-size:var(--step-2);margin-top:2em}h3{font-size:var(--step-1);margin-top:1.6em}p,ul,ol{margin:0 0 1em}a{color:var(--accent);text-underline-offset:.2em;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}::selection{background:var(--accent);color:var(--accent-ink)}.kicker{font-family:var(--font-mono);color:var(--accent);text-transform:uppercase;letter-spacing:.18em;align-items:center;gap:.6rem;margin-bottom:1.1rem;font-size:.72rem;font-weight:500;display:flex}.kicker:before{content:"";background:var(--accent);flex:none;width:9px;height:9px}.kicker:after{content:"";background:var(--line);flex:1;height:1px}.container{width:min(100% - 2.5rem, var(--wide));margin-inline:auto}.prose{max-width:var(--measure)}.section{padding-block:3rem}@media (width>=48rem){.section{padding-block:4.5rem}}.sec-head{align-items:baseline;gap:.9rem;margin-bottom:2rem;display:flex}.sec-head h2{letter-spacing:-.015em;margin:0;font-size:clamp(1.45rem,3vw,1.9rem);line-height:1.15}.sec-num{font-family:var(--font-mono);color:var(--accent);letter-spacing:.08em;font-size:.85rem;font-weight:500;line-height:1}.sec-head .fig{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);white-space:nowrap;margin-left:auto;font-size:.66rem;display:none}@media (width>=44rem){.sec-head .fig{display:block}}code{font-family:var(--font-mono);font-size:.9em}:not(pre)>code{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:.15em .4em}pre{font-size:var(--step--1);border-radius:var(--r-md);border:1px solid var(--line);margin:0 0 1.25em;padding:1.1rem 1.25rem;line-height:1.6;overflow-x:auto}pre code{font-size:inherit}hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}img{max-width:100%;height:auto}table{border-collapse:collapse;width:100%;font-size:var(--step--1);background:var(--surface);border:1px solid var(--line);margin-bottom:1.25em}th,td{text-align:left;border-bottom:1px solid var(--line);padding:.5rem .75rem}th{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:500}blockquote{border-left:3px solid var(--accent);color:var(--muted);margin:0 0 1.25em;padding:.25rem 0 .25rem 1.1rem}.skip-link{background:var(--accent);color:var(--accent-ink);font-family:var(--font-mono);font-size:var(--step--1);z-index:100;padding:.5rem 1rem;position:absolute;top:0;left:-999px}.skip-link:focus{top:.5rem;left:.5rem}.btn{font-family:var(--font-sans);letter-spacing:0;background:var(--accent);color:var(--accent-ink);border:1px solid var(--accent);box-shadow:var(--shadow-soft);border-radius:999px;align-items:center;padding:.75rem 1.5rem;font-size:.92rem;font-weight:600;text-decoration:none;transition:background-color .15s,color .15s,border-color .15s,box-shadow .15s,transform .15s;display:inline-flex}.btn:hover{background:var(--accent-hover);border-color:var(--accent-hover);text-decoration:none;transform:translateY(-1px);box-shadow:0 6px 16px -4px #1339c259}.btn--ghost{color:var(--ink);border-color:var(--line-strong);box-shadow:none;background:0 0}.btn--ghost:hover{background:var(--wash);color:var(--accent);border-color:var(--accent);box-shadow:none;transform:none}.card{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);box-shadow:var(--shadow-soft);padding:1.6rem 1.5rem;transition:box-shadow .15s,transform .15s;position:relative}.card:hover{box-shadow:var(--shadow-lift);transform:translateY(-2px)}.card[data-ref]:before{content:attr(data-ref);font-family:var(--font-mono);letter-spacing:.12em;color:var(--muted);font-size:.62rem;position:absolute;top:1.4rem;right:1.4rem}.card h3{margin-top:0}.grid-3{grid-template-columns:1fr;gap:1.25rem;display:grid}@media (width>=48rem){.grid-3{grid-template-columns:repeat(3,1fr)}}.nomenclature{counter-reset:nomen;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);box-shadow:var(--shadow-soft);overflow:hidden}.nomenclature.filterable .article-card[data-lang=en]{display:none}.nomenclature.filterable[data-filter=en] .article-card[data-lang=en]{display:grid}.nomenclature.filterable[data-filter=en] .article-card[data-lang=fr]{display:none}.nomenclature.filterable[data-filter=all] .article-card{display:grid}.rev-date{font-family:var(--font-mono);letter-spacing:.04em;color:var(--muted);white-space:nowrap;font-size:.78rem}.rev-date:before{content:"rév. "}.rev-date--updated:before{content:"m.à.j. "}.fig-label{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:.72rem}.fig-label[data-fig]:before{content:"fig. " attr(data-fig) " — ";color:var(--accent)}figure{margin:0 0 1.25em}figcaption{font-family:var(--font-mono);color:var(--muted);border-top:1px solid var(--line);margin-top:.5rem;padding-top:.5rem;font-size:.78rem}.meta{font-family:var(--font-mono);font-size:var(--step--1);color:var(--muted)}.tag{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:.2rem .7rem;font-size:.7rem;text-decoration:none;display:inline-block}.tag:hover{color:var(--accent);border-color:var(--accent);background:var(--wash)}.rail-layout{grid-template-columns:minmax(0,1fr);display:grid}.rail{margin-bottom:2rem}.rail>*+*{margin-top:1.75rem}@media (width>=68rem){.rail-layout{grid-template-columns:minmax(0, var(--measure)) minmax(15rem, 1fr);align-items:start;column-gap:3.5rem}.rail-layout>:global(*){grid-column:1}.rail-layout>.rail{grid-area:1/2/100;align-self:start;max-height:calc(100dvh - 3rem);margin-bottom:0;position:sticky;top:1.5rem;overflow-y:auto}}.rail>*{border-left:1px solid var(--line);padding-left:1.25rem}.rail .toc ol{counter-reset:toc;margin:0;padding:0;font-size:.82rem;list-style:none}.rail .toc li{counter-increment:toc;margin-bottom:.35rem;line-height:1.4}.rail .toc li:before{content:counter(toc, decimal-leading-zero);font-family:var(--font-mono);color:var(--accent);margin-right:.6rem;font-size:.66rem}.rail .toc li.depth-3{padding-left:1.1rem}.rail .toc a,.rp-nav a{color:var(--muted);border-bottom:1px solid #0000;text-decoration:none}.rail .toc a:hover,.rail .toc a:focus-visible,.rp-nav a:hover,.rp-nav a:focus-visible{color:var(--accent);border-bottom-color:var(--accent)}