*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f6f7f9;color:#192b45;font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.55}button,a,input{touch-action:manipulation}button{cursor:pointer;font:inherit}a{color:inherit}aside{position:fixed;inset:0 auto 0 0;width:250px;background:white;border-right:1px solid #e0e2e6;padding:35px 25px;display:flex;flex-direction:column}.brand{font-size:37px;font-weight:800;text-decoration:none;letter-spacing:-2px}.brand span{color:#294371;margin-left:8px}.school{font-size:12px;letter-spacing:1.7px;color:#5b6c89;margin:15px 0 45px;line-height:1.8}.navlabel{font-size:12px;letter-spacing:1.5px;color:#727e93;margin-bottom:12px}.nav{display:block;text-decoration:none;padding:12px 14px;border-radius:7px;margin:3px 0}.nav.active{background:#ebedf1;color:#21365a;font-weight:bold}.years{margin-top:40px}.year{display:flex;align-items:center;gap:9px;font-size:14px;margin:19px 0;color:#7c879a;flex-wrap:wrap}.year b{border:1px solid #dbdde2;border-radius:6px;padding:2px 8px;font-weight:normal}.year.selected{color:#1c2637}.year.selected b{background:#233451;color:white;border-color:#233451}.year small{font-size:12px;margin-left:35px;margin-top:-7px}.asidebottom{margin-top:auto;font-size:14px}.asidebottom span{color:#758094;font-size:12px}main{margin-left:250px;padding:0 48px;max-width:1550px}header{height:90px;border-bottom:1px solid #e0e2e6;display:flex;justify-content:space-between;align-items:center;font-size:14px}.muted{color:#7b8699;margin-left:14px}.pill{background:white;border:1px solid #dcdee3;padding:6px 13px;border-radius:20px;font-size:12px}.intro{display:flex;justify-content:space-between;align-items:center;margin:37px 0 30px}.eyebrow{font-size:12px;letter-spacing:1.8px;font-weight:bold}h1{font-size:38px;letter-spacing:-1.4px;line-height:1.2;margin:11px 0}p{color:#646f83;margin:12px 0}h2{letter-spacing:-.5px}.yearbadge{font-size:52px;line-height:1;color:#b8bdc7;font-family:Georgia,serif}.yearbadge span{display:block;font-family:Arial;font-size:12px;letter-spacing:1px;margin-top:8px}.feature{background:#14243c;color:white;border-radius:14px;padding:35px 38px;display:grid;grid-template-columns:1fr 1fr;gap:25px;overflow:hidden}.feature h2{font-family:Georgia,serif;font-weight:normal;font-size:36px;line-height:1.13;margin:15px 0}.feature p{color:#c8ccd3;font-size:15px}.feature .eyebrow{color:#b0b9c8}.white{background:#f3eee3;border:0;border-radius:6px;color:#29303d;padding:12px 19px;font-weight:bold;margin:12px 0}.white span{padding-left:25px}.featuremeta{display:block;font-size:11px;letter-spacing:1px;color:#b0b6c1;margin-top:10px}.formula-art{display:flex;align-items:center;justify-content:center;flex-direction:column;background-image:linear-gradient(#ffffff07 1px,transparent 1px),linear-gradient(90deg,#ffffff07 1px,transparent 1px);background-size:24px 24px;gap:18px}.formula{font-family:Georgia,serif;font-size:25px}.square{width:202px;height:180px;display:grid;grid-template-columns:3fr 1fr;grid-template-rows:3fr 1fr;gap:3px;transform:rotate(-5deg)}.square div{display:grid;place-items:center;background:#b6c3da;color:#2f3746;font-family:Georgia;font-size:28px}.square div:nth-child(2),.square div:nth-child(3){background:#9fa9bb;font-size:22px}.square div:last-child{background:#f0dc9b;font-size:22px}.formula-art>span{font-size:12px;color:#c5cad2}.progressbox{display:flex;align-items:center;gap:25px;padding:23px 25px;border:1px solid #dfe1e5;background:white;border-radius:10px;margin:23px 0 33px}.progressbox b,.progressbox span{display:block;font-size:14px}.progressbox span{color:#748094;font-size:12px;margin-top:3px}progress{flex:1;min-width:40px;height:7px;accent-color:#32476a}progress::-webkit-progress-bar{background:#e8ebef;border-radius:9px}progress::-webkit-progress-value{background:#32476a;border-radius:9px}.progressbox strong{font-size:14px}.sectionhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.sectionhead h2{font-size:23px;margin:0}.sectionhead span{font-size:13px;color:#7a878d}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.card{text-align:left;display:flex;flex-direction:column;background:white;border:1px solid #dde0e4;border-radius:10px;padding:23px;transition:transform .15s,border-color .15s;color:inherit}.card:hover{transform:translateY(-3px);border-color:#32476a}.cardtop{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.symbol{background:#eaedf1;border-radius:8px;width:44px;height:44px;display:grid;place-items:center;font-family:Georgia;font-size:23px;color:#344768}.card:nth-child(2n) .symbol{background:#eef0fc;color:#6471a7}.cardnum{font-size:12px;color:#768195}.card .category{font-size:11px;letter-spacing:1.4px;color:#657083}.card h3{font-size:19px;line-height:1.3;letter-spacing:-.4px;margin:9px 0}.card p{font-size:14px;margin:0 0 22px}.cardfoot{margin-top:auto;border-top:1px solid #edeff2;padding-top:13px;display:flex;justify-content:space-between;font-size:12px;color:#6c788c}footer{margin:35px 0 30px;border-top:1px solid #dee1e5;padding-top:20px;font-size:12px;color:#748094}footer p{max-width:850px}footer>span{display:block;margin-top:12px}dialog{width:min(820px,94vw);max-height:90vh;border:0;border-radius:16px;padding:30px;color:#192b45}dialog::backdrop{background:#101723aa;backdrop-filter:blur(3px)}.modalhead{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#4c5a72}.close{border:0;background:#eef0f4;border-radius:50%;width:38px;height:38px}.lesson-title{font-size:31px;margin:15px 0}.theory{background:#f1f3f6;border-left:3px solid #344768;padding:20px;margin:22px 0}.math{font:24px Georgia,serif;color:#243551;margin:16px 0}.example{padding:18px 0;border-bottom:1px solid #e2e5eb}.exercise{padding:20px;background:#f7f8fa;border-radius:9px;margin:15px 0}.exercise p{color:#2b3340}.exercise input{width:150px;max-width:100%;font:inherit;border:1px solid #b8bdc7;padding:10px;border-radius:5px}.check{background:#233451;color:white;border:0;padding:11px 16px;border-radius:5px;margin-left:7px}.feedback{margin-top:10px;font-size:14px}.good{color:#243553}.bad{color:#a83f2a}details{font-size:14px;margin-top:14px}summary{cursor:pointer;color:#3e4c64}svg{width:100%;height:220px;background:#fafbfc;border:1px solid #e2e5e9}.graphcontrols{display:flex;gap:20px;flex-wrap:wrap;margin:14px 0}.graphcontrols input{width:70px;font:inherit}.next{display:block;margin:25px 0 0 auto}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #c49122;outline-offset:4px}@media(min-width:1500px){main{margin-right:auto;margin-left:calc(250px + (100vw - 1500px)/2)}}@media(max-width:1100px){aside{width:210px;padding:30px 18px}main{margin-left:210px;padding:0 28px}.cards{grid-template-columns:repeat(2,1fr)}h1{font-size:32px}.formula{font-size:21px}}@media(max-width:720px){aside{position:static;width:100%;padding:14px 20px;flex-direction:row;align-items:center;gap:20px;border-right:0;border-bottom:1px solid #e0e2e6}.brand{font-size:28px}.school,.navlabel,.years,.asidebottom,aside .nav:last-of-type{display:none}.nav{margin-left:auto;font-size:14px}main{margin:0;padding:0 20px}header{height:63px;font-size:12px}.pill{display:none}.intro{margin:25px 0}.yearbadge{display:none}h1{font-size:29px}.intro p{font-size:14px}.feature{padding:26px;grid-template-columns:1fr}.feature h2{font-size:31px}.formula-art{padding:15px 0}.square{height:140px;width:165px}.formula-art>span{font-size:12px}.featuremeta{margin-top:6px}.progressbox{padding:17px;gap:12px;flex-wrap:wrap}.progressbox>div{width:100%}.cards{grid-template-columns:1fr}.sectionhead span{font-size:12px}.sectionhead h2{font-size:20px}.cardtop{margin-bottom:14px}dialog{padding:22px}.check{margin:8px 0}.lesson-title{font-size:27px}}
.tabs{display:flex;gap:8px;border-bottom:1px solid #dde0e4;padding-bottom:12px;flex-wrap:wrap}.tabs button{border:0;padding:11px 15px;border-radius:6px;background:#eff1f4;color:#516079}.tabs button[aria-selected=true]{background:#233451;color:white}.visualstage{background:#f0f1f4;border-radius:12px;text-align:center;padding:25px;margin-top:18px}.visualstage h3{font-size:24px;margin:12px}.visualstage p{max-width:560px;margin:20px auto 0;color:#414d61}.visualstage .math{font-size:30px}.lesson-square{margin:25px auto;transform:none}.visualnote{font-size:13px}.stepbuttons{display:flex;justify-content:space-between;margin-top:20px;gap:10px}.secondary{background:white;border:1px solid #bbc1ca;border-radius:5px;padding:10px 16px;color:#2d3a51}.secondary:disabled{opacity:.4;cursor:default}.offer{display:flex;justify-content:space-between;gap:30px;align-items:center;background:#14243c;color:white;border-radius:12px;padding:30px;margin-top:32px}.offer h2{margin:9px 0;font-size:25px}.offer p{color:#c7cbd3;font-size:14px;max-width:620px}.price{font-size:33px;white-space:nowrap;font-weight:bold;letter-spacing:-1px}.price span{font-size:14px;font-weight:normal;letter-spacing:0}.offer small{font-size:12px;color:#c7cbd3}.format-row{display:flex;gap:8px;margin-top:17px;flex-wrap:wrap}.format-row span{font-size:12px;background:#eaecf0;padding:6px 11px;border-radius:5px;color:#445066}@media(max-width:720px){.offer{display:block}.price{margin:18px 0 5px}.tabs button{font-size:14px}.visualstage{padding:18px}.visualstage .math{font-size:23px}}

.offer-cta{display:block;background:#f3eee3;color:#29303d;text-align:center;font-size:15px;font-weight:bold;padding:12px 18px;border-radius:6px;margin-top:15px;text-decoration:none}.payment-brands{font-size:13px;text-align:center;margin-top:12px;color:#d2d6dc}.payment-brands span{margin:0 12px;color:#8f99a9}@media(max-width:720px){aside .nav[href="#progression"]{display:none}aside .nav[href="abonnement.html"]{display:block;padding:8px;font-size:13px}aside{gap:8px}aside .nav{margin-left:0}.brand{margin-right:auto}}

/* Cap Maturité wordmark and signature */
.brand{font-size:25px;letter-spacing:-1px;line-height:1.25;white-space:nowrap}.brand span{margin-left:5px}.brand-slogan{max-width:720px;text-wrap:balance}.footer-slogan{font-size:14px;color:#445065}.intro>div{min-width:0}.intro .yearbadge{flex-shrink:0;margin-left:20px}
@media(max-width:1100px){.site-sidebar .brand{font-size:22px}}
@media(max-width:720px){.brand,.site-sidebar .brand{font-size:23px}.billing-header{gap:14px;flex-wrap:wrap;height:auto;min-height:85px;padding:15px 0}.brand-slogan{font-size:29px}}