:root{--navy:#0B4262;--yellow:#F8C018;--blue:#1870A0;--sky:#2898D0;--pale:#f3f7f9;--line:#cfdee5;--ink:#264c60}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:white;color:var(--navy);font:17px/1.65 Arial,Helvetica,sans-serif}a{color:inherit}img{max-width:100%;display:block}header{height:92px;display:flex;align-items:center;justify-content:space-between;max-width:1380px;margin:auto;padding:12px 5%;gap:24px;background:#fff}.brand{width:154px;height:70px;overflow:hidden;position:relative;flex-shrink:0}.brand img{position:absolute;width:178px;max-width:none;left:-12px;top:-52px}nav{display:flex;align-items:center;gap:32px;font-size:14px;font-weight:600}nav a{text-decoration:none}nav a:hover{text-decoration:underline}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:32px;background:var(--yellow);color:var(--navy);text-decoration:none;font-weight:700;padding:15px 24px;border:0;font-size:16px;cursor:pointer}.button:hover{background:#ffd54c}.button.small{font-size:14px;padding:12px 18px}.hero{position:relative;overflow:hidden;background:#0B4262 url('assets/faisceau_courbes_fond_marine.png') center/cover no-repeat;color:white;min-height:620px;display:flex;align-items:center}.hero-inner{position:relative;width:51%;margin:0 6% 0 43%;padding:65px 0 90px;z-index:1}.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:bold;margin:0 0 20px}.hero .eyebrow{color:var(--yellow)}h1,h2,h3,p{margin-top:0}h1,h2{font-family:Georgia,'Times New Roman',serif;font-weight:400;line-height:1.12;letter-spacing:-.035em}h1{font-size:clamp(38px,3.7vw,60px);margin-bottom:25px}h2{font-size:clamp(32px,3.2vw,46px);margin-bottom:28px}h3{font-size:21px;line-height:1.3}p{margin-bottom:22px}.lead{font-size:18px;max-width:640px;line-height:1.65}.signature{position:absolute;width:420px;left:-220px;bottom:-50px;opacity:.65}.skip{position:fixed;left:15px;top:-100px;z-index:10;background:white;padding:10px}.skip:focus{top:10px}:focus-visible{outline:3px solid var(--sky);outline-offset:5px}section{scroll-margin-top:24px}.wrap{max-width:1220px;padding:85px 36px;margin:auto}.muted{color:#597180}.section-head{max-width:770px}.grid{display:grid;gap:30px}.two{grid-template-columns:1fr 1fr}.three{grid-template-columns:repeat(3,1fr)}.band{background:var(--pale)}.rule{border-top:1px solid var(--line)}.caption{font-size:13px;color:#526e7c;line-height:1.5}.big{font-size:52px;line-height:1.1;font-weight:600;letter-spacing:-.04em}.tag{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:bold}.skip:focus{top:10px}@media(max-width:760px){header{height:auto;padding:12px 20px;gap:10px}.brand{width:115px;flex-shrink:0}nav{gap:12px}nav>a:not(.button){display:none}nav .button.small{padding:10px 12px;font-size:12px}.hero{min-height:680px;background-position:27% center}.hero-inner{width:auto;margin:0;padding:60px 25px 70px;background:rgba(11,66,98,.91)}h1{font-size:43px}.hero .signature{display:none}.wrap{padding:60px 23px}.two,.three{grid-template-columns:1fr}.lead{font-size:17px}.button{max-width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.problem{align-items:center;gap:90px}.square-figure{margin:0;justify-self:center}.squares{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;width:290px}.squares i{display:block;aspect-ratio:1;background:#e7eef2;border:1px solid #cfdee5}.squares i.filled{background:var(--yellow);border-color:var(--yellow)}figcaption{font-size:13px;margin-top:14px;color:var(--ink)}.square-figure figcaption{margin-top:22px}.short-rule{display:block;width:36px;height:3px;background:var(--yellow);margin-bottom:25px}.benefits article{padding-right:15px}.benefits p{font-size:16px}.reference{display:flex;gap:28px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;margin:40px 0}.reference strong{font-size:58px;letter-spacing:-.05em;white-space:nowrap}.reference p{margin:0}.reference span{font-size:13px;color:#526e7c}.evidence{gap:75px;margin-bottom:30px}.evidence>div>h3{margin-bottom:3px}.evidence>div>p{font-size:14px}.signal{padding:24px 0 12px;border-top:1px solid var(--line)}.signal-top{display:flex;gap:18px;align-items:center;justify-content:space-between;margin-bottom:14px}.signal-top h3{font-size:16px;font-weight:500;max-width:250px;margin:0}.signal-top strong{display:block;font-size:34px;line-height:1.2;white-space:nowrap;letter-spacing:-.03em}.signal-top span{display:block;font-size:11px;white-space:nowrap}.signal .caption{margin:10px 0 0}.track{position:relative;background:#e9f0f4;height:9px}.fill{height:9px;background:var(--blue)}.negative .fill{background:var(--yellow)}.baseline{position:absolute;top:-4px;bottom:-4px;border-left:2px solid var(--navy)}.baseline-76{left:76%}.baseline-24{left:24%}.pct-83{width:83%}.pct-87{width:87%}.pct-89{width:89%}.pct-42{width:42%}.pct-62{width:62%}.pct-77{width:77%}figure{margin:0}.photos{margin-top:40px}.photos img{width:100%;height:355px;object-fit:cover;object-position:center 62%}.curve-detail{margin-top:35px;border-top:1px solid var(--line)}summary{cursor:pointer;padding:20px 0;font-weight:600}summary:hover{color:var(--blue)}.curves{padding:14px 0 25px}.curves img{background:#fff;object-fit:contain;width:100%}.trial{border-left:4px solid var(--yellow);background:#fffbeb;padding:22px 28px;margin:35px 0 28px}.trial p{margin:0;font-weight:bold;font-size:21px}.trial .caption{font-weight:normal;font-size:14px;margin-top:5px}.offers{gap:0;border:1px solid var(--line)}.offer{padding:32px 25px;display:flex;flex-direction:column}.offer+ .offer{border-left:1px solid var(--line)}.offer.featured{background:var(--pale);border-top:4px solid var(--yellow);padding-top:28px}.price{font-family:Georgia,serif;font-size:25px;min-height:72px;font-weight:400}.offer-purpose{font-weight:bold;min-height:76px}.offer p{font-size:15px}.offer-note{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);font-weight:600;margin-bottom:0}.offer-bottom{display:flex;gap:40px;justify-content:space-between;align-items:start;margin-top:30px}.offer-bottom p{margin:0 0 8px;font-size:14px}.offer-bottom>div{max-width:740px}.offer-bottom .button{flex-shrink:0}.lab{position:relative;overflow:hidden;padding:20px 0 20px 210px}.lab-copy{font-family:Georgia,serif;font-size:29px;line-height:1.5;margin:0}.lab .signature{left:-260px;bottom:-90px;width:530px;max-width:none;opacity:.65;z-index:0}.lab>div{position:relative;z-index:1}.timeline{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);padding:0;margin:50px 0 65px;gap:34px}.timeline li{border-top:2px solid var(--yellow);padding-top:23px;position:relative}.timeline li:before{content:'';position:absolute;left:0;top:-7px;width:12px;height:12px;border-radius:50%;background:var(--yellow)}.timeline strong{font-size:25px}.timeline p{font-size:16px;margin-top:16px}.reading{background:var(--pale);padding:32px}.reading-visual{position:relative;height:490px;display:flex;align-items:center;justify-content:space-between}.curve-reading{width:58%}.tube-reading{height:440px;width:15%;display:flex;justify-content:center}.tube-reading img{height:100%;width:auto}.reading-labels{position:absolute;left:64%;top:0;bottom:0;display:flex;flex-direction:column;justify-content:space-around;z-index:2;font-size:12px}.reading-labels span{background:var(--pale);padding:2px 5px}.reading-arrows{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.reading-arrows>path{stroke:var(--blue);stroke-width:1.5;fill:none;marker-end:url(#arrow)}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:15px}th,td{text-align:left;padding:18px 20px;border-bottom:1px solid var(--line)}thead th{background:var(--navy);color:#fff;font-size:13px}tbody th{font-weight:500;width:36%}tbody td{width:32%}.pullquote{font:26px/1.4 Georgia,serif;margin:32px 0 0;max-width:880px}.source-copy p{padding-bottom:22px;border-bottom:1px solid var(--line);font-size:16px}.source-copy p:last-child{border:0;margin:0;padding:0}.limits{border-left:4px solid var(--yellow);padding:12px 0 12px 34px}.limits ul{margin:0;padding-left:20px}.limits li{margin-top:16px}.contact-layout{gap:70px;grid-template-columns:.8fr 1.2fr}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}label{display:block;font-size:13px;font-weight:600;margin-bottom:20px}input,select,textarea{display:block;width:100%;border:1px solid #97adba;border-radius:0;background:white;font:16px Arial,sans-serif;color:var(--navy);padding:13px;margin-top:7px;min-width:0}select{padding-right:25px}textarea{resize:vertical}fieldset{margin:20px 0 24px;padding:0;border:0}legend{font-size:13px;font-weight:600;margin-bottom:12px}.checkboxes{display:flex;flex-wrap:wrap;gap:12px 20px}.checkboxes label{display:flex;align-items:center;gap:8px;font-weight:normal;margin:0}.checkboxes input,.consent input{width:18px;height:18px;margin:0;accent-color:var(--navy);flex-shrink:0}.consent{display:flex;align-items:flex-start;gap:10px;font-weight:normal;font-size:13px}.consent input{margin-top:3px}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}#form-status{margin:18px 0 0;font-size:14px}#form-status[data-state=error]{color:#8f351c}#form-status[data-state=success]{color:#236044}button:disabled{cursor:wait;opacity:.6}footer{background:var(--navy);color:white}footer .wrap{padding-top:38px;padding-bottom:38px}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:30px}.footer-top>a{font:28px Georgia,serif;text-decoration:none}.footer-top>div{display:flex;gap:25px;font-size:12px}footer details{border-top:1px solid #42718c;margin-top:28px;font-size:14px}footer details+details{margin-top:0}footer details p{max-width:900px}footer summary{font-size:13px}@media(max-width:1000px){.evidence{gap:35px}.problem{gap:35px}.contact-layout{gap:35px}.offer{padding:24px 18px}.offer-bottom{flex-direction:column}.reading-visual{height:380px}.tube-reading{height:350px}.lab{padding-left:160px}.lab-copy{font-size:25px}}@media(max-width:760px){.problem{gap:40px}.squares{width:260px}.square-figure{justify-self:start}.benefits{gap:24px}.benefits article{padding:0}.reference{gap:20px}.reference strong{font-size:45px}.reference p{font-size:14px}.evidence{gap:45px}.signal-top h3{max-width:210px}.photos{gap:25px}.photos img{height:auto;max-height:460px;object-fit:contain;background:#e6e9e7}.curves{gap:30px}.offer+.offer{border-left:0;border-top:1px solid var(--line)}.offer.featured{border-top:4px solid var(--yellow)}.offer{padding:28px}.price{min-height:0}.offer-purpose{min-height:0}.lab{padding:0}.lab-copy{font-size:24px}.lab .signature{opacity:.08;left:-280px}.timeline{grid-template-columns:1fr;gap:25px;margin:35px 0}.timeline li{padding-top:16px}.timeline p{margin-bottom:0}.reading{padding:20px 10px}.reading h3{padding:0 10px}.reading-visual{height:250px}.tube-reading{height:215px;width:17%}.curve-reading{width:58%}.curve-reading figcaption{font-size:10px}.reading-labels{left:57%;font-size:9px}.reading-labels span{padding:1px;max-width:55px}.reading-arrows{opacity:.6}.table-scroll{margin-right:-8px}th,td{padding:12px 10px;font-size:12px}thead th{font-size:11px}.pullquote{font-size:23px}.limits{padding-left:22px}.contact-layout{grid-template-columns:1fr;gap:25px}.form-grid{grid-template-columns:1fr;gap:0}.footer-top{align-items:flex-start;flex-direction:column}.footer-top>div{gap:20px}}@media print{nav,.button,form{display:none}.hero{color:var(--navy);background:white;min-height:0}.hero-inner{margin:0;padding:30px;width:100%}.wrap{padding:25px}details>*{display:block}footer{color:var(--navy);background:white}}
.brand{height:76px}.brand img{width:160px;left:0;top:-34px}@media(max-width:760px){.brand{height:70px}.brand img{width:128px;left:-5px;top:-26px}}
.photos img{object-fit:contain;background:#e6e9e7}
.curve-reading img{width:100%;height:420px;object-fit:contain}@media(max-width:1000px){.curve-reading img{height:320px}}@media(max-width:760px){.curve-reading img{height:180px}}

.reading-figure{margin:0}.reading-figure img{display:block;width:100%;height:auto;background:white;border:1px solid var(--line)}.reading-legend{margin:20px 0 8px;padding-left:0;list-style:none;counter-reset:l;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.reading-legend li{counter-increment:l;position:relative;padding-left:44px;font-size:15px;line-height:1.5}.reading-legend li::before{content:counter(l);position:absolute;left:0;top:-2px;width:30px;height:30px;border-radius:50%;background:var(--yellow);color:var(--navy);font-weight:700;display:flex;align-items:center;justify-content:center}@media(max-width:760px){.reading-legend{grid-template-columns:1fr}}
.hero{background-color:#0B4262;background-position:left center;background-size:auto 72%}
@media(max-width:1000px){.hero{background-image:linear-gradient(rgba(11,66,98,.80),rgba(11,66,98,.80)),url('assets/faisceau_courbes_fond_marine.png');background-size:cover;background-position:left center}}
.photos img{width:100%;height:auto;max-height:none;aspect-ratio:3/4;object-fit:cover;object-position:center 55%;background:none}
/* Restructuration du 10/10/2026 */
.hero-trial{margin:22px 0 0;font-weight:700;color:var(--yellow);font-size:16px}
.note-ref{font-size:.4em;vertical-align:top;position:relative;top:.35em;margin-left:.15em}
.note-ref a{color:inherit;text-decoration:none}
.hero-note{margin:16px 0 0;max-width:640px;font-size:13px;line-height:1.5;font-weight:400;opacity:.8}
.timeline .caption{margin-top:8px}
.method-note{font-weight:700;border-left:4px solid var(--yellow);padding:6px 0 6px 18px;margin:0;max-width:760px}
.gain-figures{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin:10px 0 18px;max-width:820px}
.gain-figures .square-figure{justify-self:start}
.gain-figures .squares{width:260px}
.gain-figures figcaption .caption{display:inline-block;margin-top:6px}
.gain-note{max-width:760px;margin-bottom:55px}
.trust-head{max-width:770px;margin-bottom:45px}
.trust .lab{margin-bottom:55px}
.limits h3{font-family:Georgia,'Times New Roman',serif;font-size:28px;font-weight:400}
.more>summary{font:24px/1.35 Georgia,'Times New Roman',serif;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.more-block{padding-top:60px}
.more-block+.more-block{border-top:1px solid var(--line);margin-top:60px}
.uses-groups{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.uses-group h2{font-size:clamp(28px,2.7vw,40px);line-height:1.15;margin:0 0 30px;min-height:2.3em}
.uses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;margin-top:10px}
@media(max-width:1000px){.uses-groups{grid-template-columns:1fr;gap:60px}.uses-group h2{min-height:0}}
.uses h3{margin:18px 0 10px;font-size:19px;line-height:1.3}
.uses p{margin:0}
.uses .use-offer{margin-top:14px;font-size:14px;font-weight:700;color:var(--blue)}
.use-offer a{text-decoration:none;border-bottom:2px solid var(--yellow)}
.use-offer a:hover{color:var(--navy)}
.use-offer::before{content:'→ ';color:var(--navy)}
.intro{max-width:900px}
.intro-copy{font:24px/1.55 Georgia,'Times New Roman',serif;margin:0}
#presentation .wrap{padding-top:60px;padding-bottom:60px}
@media(max-width:760px){.intro-copy{font-size:20px}}
.circuit{margin-top:45px}
.circuit+.circuit{border-top:1px solid var(--line);padding-top:50px;margin-top:20px}
.circuit-title{font-family:Georgia,'Times New Roman',serif;font-weight:400;font-size:30px;margin:6px 0 0}
.circuit .timeline{margin:35px 0 40px}
.circuit-sub{font-size:19px;margin:10px 0 24px}
@media(max-width:760px){.circuit-title{font-size:25px}}
.uses-start{margin:50px 0 0;padding:20px 26px;background:#fffbeb;border-left:4px solid var(--yellow);font-weight:700;font-size:18px}
.uses-start a{margin-left:10px;color:var(--blue);text-decoration:none;border-bottom:2px solid var(--yellow);white-space:nowrap}
@media(max-width:560px){.uses{grid-template-columns:1fr;gap:28px}}
.case-main{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,3fr);gap:30px;align-items:center;margin-top:40px}
.case-photo img,.case-others img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:center 55%}
.case-curves{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.case-curves .courbe{display:block;width:100%;height:auto;aspect-ratio:1.04/1;object-fit:contain;background:#fff;border:1px solid var(--line)}
.svg-defs{position:absolute;width:0;height:0;overflow:hidden}
.case-others{display:grid;grid-template-columns:1fr 1fr;gap:30px;max-width:calc(50% - 15px);margin-top:45px}
@media(max-width:1000px){.case-main{grid-template-columns:1fr}.case-photo{max-width:360px}.case-others{max-width:none}}
@media(max-width:760px){.case-curves{grid-template-columns:1fr}.case-others{gap:16px}}
.proba-steps{list-style:none;padding:0;margin:0 0 14px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;max-width:820px;border-top:1px solid var(--line)}
.proba-steps li{padding:22px 22px 18px 0;border-bottom:1px solid var(--line)}
.proba-steps li+li{padding-left:22px;border-left:1px solid var(--line)}
.proba-steps strong{display:block;font:44px/1.1 Georgia,'Times New Roman',serif;letter-spacing:-.03em;color:var(--blue)}
.proba-steps span{display:block;margin-top:8px;font-size:15px;line-height:1.4}
.proba-steps .proba-base strong{color:#7f97a4}
.pct-90{width:90%}
.offer-link{margin:4px 0 18px;font-size:14px;font-weight:700}
.offer-link a{color:var(--blue);text-decoration:none;border-bottom:2px solid var(--yellow)}
.offer-link a:hover{color:var(--navy)}
.offer-link a::after{content:' ↗'}
.timeline .offer-link{margin:10px 0 0}
.case-link{font-weight:700;color:var(--blue);text-decoration:none;border-bottom:2px solid var(--yellow);white-space:nowrap}
.case-link::after{content:' ↗'}
.refs{list-style:none;padding:0;margin:34px 0 0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid var(--line)}
.refs li{padding:18px 16px 0 0}
.refs li+li{padding-left:16px;border-left:1px solid var(--line)}
.refs strong{display:block;font:22px/1.2 Georgia,'Times New Roman',serif;color:var(--blue)}
.refs span{display:block;font-size:13px;line-height:1.4;margin-top:6px;color:var(--ink)}
@media(max-width:1000px){.refs{grid-template-columns:repeat(2,minmax(0,1fr))}.refs li,.refs li+li{padding:16px 12px 0 0;border-left:0}}
#faq{border-top:1px solid var(--line)}
.hero-sub{font-size:18px;line-height:1.5;margin:-8px 0 28px;max-width:560px;opacity:.92}
.key-points{margin:22px 0 0;max-width:900px;padding-left:20px}
.key-points li{margin-bottom:8px;font-size:17px}
.comp-intro{max-width:780px}
table.comp tbody th{width:28%;font-weight:600}
table.comp td{width:auto;font-size:14px}
.glossary{display:grid;grid-template-columns:220px 1fr;gap:12px 30px;margin:0;max-width:960px}
.glossary dt{font-weight:700}
.glossary dd{margin:0;font-size:16px;color:var(--ink)}
@media(max-width:760px){.glossary{grid-template-columns:1fr;gap:4px}.glossary dd{margin-bottom:14px}}
footer .updated{font-size:12px;opacity:.8;margin:0 0 14px}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{padding:18px 30px 18px 0;font-weight:700;font-size:17px;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:4px;top:14px;font-size:24px;color:var(--blue)}
.faq details[open] summary::after{content:'−'}
.faq details p{margin:0 0 20px;font-size:16px;color:var(--ink)}
@media(max-width:760px){.faq-layout{grid-template-columns:1fr;gap:20px}}
@media(max-width:760px){.proba-steps{grid-template-columns:1fr}.proba-steps li+li{padding-left:0;border-left:0}.proba-steps strong{font-size:36px}}
@media(max-width:760px){.gain-figures{grid-template-columns:1fr;gap:35px}.gain-figures .squares{width:240px}.more>summary{font-size:19px}.limits h3{font-size:24px}}
