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span{color:var(--muted);font-size:.84rem}.niv:hover{background:var(--gold-soft)}.section{padding:18px 0 26px}.h-section:after{content:"";background:var(--gold);border-radius:3px;width:74px;height:5px;margin-top:10px;display:block}.prose{background:var(--paper);border-radius:var(--r);box-shadow:var(--shadow);max-width:78ch;padding:28px}.prose h2{margin-top:22px;font-size:1.4rem}.prose h2:first-child{margin-top:0}.prose ul{padding-left:1.2em}.prose li{margin-bottom:6px}.page-head{padding:32px 0 14px}.page-head p{color:var(--muted);max-width:66ch}.mgrid{grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:18px;margin-top:8px;display:grid}.mcard{background:var(--paper);border-radius:var(--r);box-shadow:var(--shadow);color:var(--text);align-items:center;gap:18px;padding:18px 22px 18px 18px;text-decoration:none;display:flex}.mcard .disc{width:64px;height:64px}.mcard-body{flex:1;display:grid}.mcard b{font-family:var(--serif);color:var(--ink);font-size:1.45rem}.mcard-body span{color:var(--muted);font-size:.95rem}.mcard>svg{color:var(--teal);transition:transform .15s}.mcard:hover>svg{transform:translate(4px)}.autres{margin:6px 0 30px}.autres h2{font-size:1.3rem}.pills{flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none;display:flex}.pills a{background:var(--paper);color:var(--ink);box-shadow:var(--shadow);border-radius:999px;padding:8px 18px;font-weight:600;text-decoration:none;display:inline-block}.pills a:hover{background:var(--gold-soft)}.crumbs{color:var(--muted);flex-wrap:wrap;gap:6px;margin-bottom:12px;font-size:.92rem;display:flex}.crumbs a{color:var(--muted)}.crumbs span[aria-hidden]{opacity:.5}.fiche-layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:26px;padding-bottom:10px;display:grid}.sheet{background:var(--paper);border-radius:var(--r);box-shadow:var(--shadow);padding:34px 36px}.fiche-title{margin-bottom:4px;font-size:clamp(1.8rem,4vw,2.7rem)}.sheet .badge{margin-bottom:18px;font-size:.95rem}.sheet .chips{justify-content:flex-start;margin:4px 0 26px}.essentiel{background:var(--inset);border-left:6px solid var(--gold);border-radius:18px;margin:0 0 30px;padding:18px 22px 8px}.essentiel h2{font-size:1.3rem}.essentiel ul{margin:0 0 10px;padding-left:1.2em}.essentiel li{margin-bottom:6px}.ex{border-top:1px solid var(--line);margin:0 0 30px;padding-top:24px}.ex-head{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px;display:flex}.ex-head h2{margin:0;font-size:1.35rem}.ex-num{color:#fff;background:var(--disc-bg);border-radius:999px;padding:3px 14px;font-size:.95rem;font-weight:700}.ex-niv{color:var(--muted);background:var(--chip);border-radius:999px;padding:2px 10px;font-size:.86rem;font-weight:600}.enonce ol,.enonce ul,.corrige-body ol,.corrige-body ul{padding-left:1.3em}.enonce li,.corrige-body li{margin-bottom:6px}.corrige{margin-top:14px}.corrige summary{cursor:pointer;color:var(--teal);border:2px solid var(--teal);border-radius:999px;align-items:center;gap:8px;padding:7px 20px;font-weight:600;list-style:none;display:inline-flex}.corrige summary::-webkit-details-marker{display:none}.corrige summary:hover{background:var(--teal-soft)}.corrige[open] summary{background:var(--teal);color:var(--on-teal)}.corrige-body{border-left:4px solid var(--teal);background:color-mix(in srgb, var(--teal-soft) 55%, transparent);border-radius:0 14px 14px 0;margin-top:14px;padding:12px 16px}.corrige-body b,.corrige-body strong{color:var(--teal)}:root[data-theme=dark] .corrige-body b,:root[data-theme=dark] .corrige-body strong{color:#6fd0c5}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .corrige-body b,:root:not([data-theme=light]) .corrige-body strong{color:#6fd0c5}}.math-bloc{margin:8px 0;overflow-x:auto}.katex{font-size:1.06em}table.t{border-collapse:collapse;background:var(--paper);margin:10px 0}table.t td,table.t th{border:1px solid var(--line);text-align:center;padding:5px 12px}table.t th{background:var(--inset)}.trou{border-bottom:2px dotted var(--ink);min-width:3.2em;display:inline-block}.aside{gap:16px;display:grid;position:sticky;top:16px}.box{background:var(--paper);border-radius:var(--r);box-shadow:var(--shadow);padding:20px}.box h2{font-size:1.15rem}.box h2:after{content:"";background:var(--gold);border-radius:2px;width:46px;height:4px;margin-top:8px;display:block}.box ul a{color:var(--text)}.dl{width:100%;font:600 1rem var(--sans);border:2px solid var(--ink);color:var(--ink);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:10px;margin-bottom:10px;padding:11px 16px;text-decoration:none;display:flex}.dl:hover{background:var(--inset)}.dl-teal{background:var(--teal);border-color:var(--teal);color:var(--on-teal)}.dl-teal:hover{background:var(--teal-hover)}.ad{margin:18px 0}.site-footer{color:#dbe2f2;border-top:4px solid var(--gold);background:#14254a;margin-top:30px;padding:36px 0 22px}.site-footer a{color:#fff}.site-footer .cols{grid-template-columns:1.4fr 1fr 1fr;gap:24px;display:grid}.site-footer h3{color:#fff;font-size:1.15rem}.site-footer ul{margin:0;padding:0;list-style:none}.site-footer li{margin-bottom:6px}.site-footer .bottom{border-top:1px solid #ffffff26;margin-top:20px;padding-top:14px;font-size:.88rem}@media (max-width:900px){.hero-grid{grid-template-columns:1fr 1fr}.cycle-grid,.fiche-layout{grid-template-columns:1fr}.aside{position:static}.site-footer .cols{grid-template-columns:1fr}}@media (max-width:760px){.site-header .wrap{min-height:70px}.logo{gap:10px;font-size:1.55rem}.logo svg{width:40px;height:auto}.burger{display:inline-grid}.nav-sep,.nav-list{display:none}.main-nav.is-open .nav-list{background:var(--bg);border-bottom:2px solid var(--gold);gap:4px;padding:10px 16px 16px;display:grid;position:absolute;top:100%;left:0;right:0}.main-nav.is-open .nav-btn{justify-content:space-between;width:100%}.nav-menu{box-shadow:none;background:var(--inset);flex-wrap:wrap;margin:4px 0 6px;display:flex;position:static}.nav-menu[hidden]{display:none}.hero{padding:22px 0 12px}.hero-grid{grid-template-columns:1fr minmax(0,40%);align-items:start;gap:8px}.hero-matiere .hero-text{grid-area:1/1/auto/-1;padding-right:38%}.hero-matiere .hero-art{grid-area:1/2;align-self:start;margin-top:40px}.hero .crumbs{display:none}.badge{margin-bottom:14px;padding:6px 14px 6px 12px;font-size:.92rem}h1{font-size:clamp(1.8rem,7.4vw,2.5rem)}.fcard h3.is-long{font-size:1.35rem}.lead{font-size:1rem}.rule{width:72px;height:4px;margin-bottom:8px}.hero-disc{width:84px;height:84px}.hero-disc svg{width:44px;height:44px}.fgrid{gap:16px}.fcard{gap:12px;padding:16px 12px 18px}.fcard-head{gap:14px;padding:0 4px}.disc{width:62px;height:62px}.disc svg{width:34px;height:34px}.fcard h3{font-size:1.75rem}.fcard h3:after{width:56px;height:4px;margin-top:8px}.fcard-inset{padding:10px 12px;font-size:.98rem}.chips{gap:6px}.chips li{gap:6px;padding:6px 11px;font-size:.88rem}.chips svg{width:18px;height:18px}.fcard .btn{width:100%;padding:10px 20px;font-size:1.02rem}.trust:before,.trust:after{display:none}.trust{margin:20px 0}.trust ul{flex-wrap:wrap;justify-content:center;row-gap:4px;width:100%;padding:8px 6px}.trust li{gap:8px;padding:4px 16px;font-size:1rem}.trust li:nth-child(3){border-left:0}.trust svg{width:22px;height:22px}.sheet{padding:22px 16px}.hero:not(.hero-matiere) .hero-grid{grid-template-columns:1fr}.hero:not(.hero-matiere) .hero-art{justify-self:center;max-width:280px}}@media print{.site-header,.site-footer,.aside,.crumbs,.ad,.no-print,.trust{display:none!important}body{color:#000;background:#fff}.fiche-layout{display:block}.sheet{box-shadow:none;padding:0}.corrige:not([open]){display:none}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}