@font-face{font-family:"Fraunces";font-weight:600;font-display:swap;src:url(fonts/fraunces-600.woff2) format("woff2")}
@font-face{font-family:"Plus Jakarta Sans";font-weight:400;font-display:swap;src:url(fonts/jakarta-400.woff2) format("woff2")}
@font-face{font-family:"Plus Jakarta Sans";font-weight:600;font-display:swap;src:url(fonts/jakarta-600.woff2) format("woff2")}
@font-face{font-family:"Plus Jakarta Sans";font-weight:700;font-display:swap;src:url(fonts/jakarta-700.woff2) format("woff2")}

:root{
  --paper:#F5F7F2;--card:#FFFFFF;--ink:#17221B;--muted:#56625A;--line:rgba(23,34,27,.12);
  --lime:#DDF65B;--lime-deep:#BFE33E;--dark:#101713;--dark-card:#1A231D;--dark-ink:#F3F7EF;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --r:22px;--max:1120px;--gutter:24px;
}
@media (prefers-color-scheme:dark){
  :root{--paper:#101713;--card:#1A231D;--ink:#F3F7EF;--muted:#A7B3AA;--line:rgba(243,247,239,.13);--lime:#DBF65C}
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--sans);overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-underline-offset:3px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--lime-deep);outline-offset:3px;border-radius:8px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
@media (max-width:360px){:root{--gutter:16px}}

/* header */
.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:20px;min-height:64px}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font:700 19px/1 var(--sans);letter-spacing:-.01em}
.brand svg{width:30px;height:30px}
.navlinks{display:flex;gap:22px;margin-left:auto;font-size:15px}
.navlinks a{text-decoration:none;color:var(--muted)}
.navlinks a:hover{color:var(--ink)}
.lang{border:1px solid var(--line);background:transparent;color:var(--ink);font:600 13px var(--sans);border-radius:999px;padding:7px 11px;cursor:pointer;min-height:36px}
@media (max-width:820px){.navlinks{display:none}.lang{margin-left:auto}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 22px;border-radius:999px;font:700 16px var(--sans);text-decoration:none;border:0;cursor:pointer}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ink svg{width:20px;height:20px}
.btn[aria-disabled=true]{cursor:default}
.soon{display:block;font:600 13px var(--sans);color:var(--muted);margin-top:10px}

/* type */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:700 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.eyebrow::before{content:"";width:24px;height:5px;border-radius:3px;background:var(--lime-deep);transform:rotate(-4deg)}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.02em;margin:0}
h1{font-size:clamp(44px,7vw,84px);line-height:1.02}
h2{font-size:clamp(32px,4.6vw,52px);line-height:1.06}
h3{font-size:24px;line-height:1.2}
.lede{font-size:clamp(18px,2vw,21px);color:var(--muted);max-width:34em}
mark{background:none;color:inherit;position:relative;white-space:nowrap;z-index:0}
mark::after{content:"";position:absolute;left:-.06em;right:-.06em;bottom:.08em;height:.42em;background:var(--lime);border-radius:.12em;transform:rotate(-2deg);z-index:-1}
@media (prefers-color-scheme:dark){mark::after{height:.16em;bottom:.02em;opacity:.95}}

/* sections */
section{padding:96px 0}
section.tight{padding:64px 0}
.head{max-width:720px;margin-bottom:48px}
.head p{color:var(--muted);font-size:19px;margin:16px 0 0}

/* hero */
.hero{padding:72px 0 40px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{margin:18px 0 22px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.facts{display:flex;flex-wrap:wrap;gap:10px 22px;margin:28px 0 0;padding:0;list-style:none;font-size:14px;color:var(--muted)}
.facts li{display:flex;align-items:center;gap:8px}
.facts li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ink);opacity:.5}
.stage{position:relative;display:flex;justify-content:center}
.phone{width:min(330px,78vw);aspect-ratio:600/1300;border-radius:46px;background:var(--dark);padding:10px;box-shadow:0 1px 0 var(--line),0 40px 80px -30px rgba(16,23,19,.45)}
.phone img{width:100%;height:100%;object-fit:cover;object-position:top;border-radius:37px;background:var(--card)}
.phone.sm{width:min(270px,70vw)}
.note{position:absolute;max-width:250px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px 18px 16px 22px;box-shadow:0 24px 50px -28px rgba(16,23,19,.4);font-size:14px}
.note::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:0 4px 4px 0;background:var(--lime-deep)}
.note b{display:block;font:700 11px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.note q{font:600 17px/1.35 var(--serif);quotes:"“" "”"}
.note.a{left:-6px;bottom:18%}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.hero{padding-top:40px}.note.a{left:0;bottom:6%}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 26px 0;overflow:hidden;display:flex;flex-direction:column}
.folio{font:600 15px/1 var(--serif);display:inline-flex;flex-direction:column;gap:6px;margin-bottom:18px}
.folio::after{content:"";width:22px;height:4px;border-radius:2px;background:var(--lime-deep);transform:rotate(-4deg)}
.step p{color:var(--muted);margin:10px 0 22px}
.step .shot{margin-top:auto;border-radius:24px 24px 0 0;border:8px solid var(--dark);border-bottom:0;height:300px;overflow:hidden}
.step .shot img{width:100%;object-fit:cover;object-position:top}
@media (max-width:900px){.steps{grid-template-columns:1fr}}

/* signals feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev .stage{order:-1}
.quote{margin:28px 0 0;padding:20px 22px 20px 26px;background:var(--card);border:1px solid var(--line);border-radius:18px;position:relative}
.quote::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:0 4px 4px 0;background:var(--lime-deep)}
.quote p{margin:0;font:600 20px/1.4 var(--serif)}
.quote small{display:block;margin-top:10px;color:var(--muted);font-size:13px}
.ticks{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:12px}
.ticks li{padding-left:30px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:16px;height:9px;border-left:2.5px solid var(--ink);border-bottom:2.5px solid var(--ink);transform:rotate(-45deg) translateY(-4px)}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:40px}.split.rev .stage{order:0}}

/* dark band */
.band{background:var(--dark);color:var(--dark-ink)}
.band .head p,.band .muted{color:#A7B3AA}
.band .eyebrow{color:#A7B3AA}
.band .eyebrow::before{background:var(--lime)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tile{background:var(--dark-card);border:1px solid rgba(243,247,239,.08);border-radius:var(--r);padding:26px}
.tile h3{font-size:21px;margin:14px 0 8px}
.tile p{margin:0;color:#A7B3AA;font-size:16px}
.ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(243,247,239,.07)}
.ico svg{width:22px;height:22px;stroke:var(--dark-ink);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:900px){.grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.grid{grid-template-columns:1fr}}

/* privacy */
.paper{background:var(--card);border:1px solid var(--line);border-radius:28px;padding:44px;position:relative;overflow:hidden}
.paper::after{content:"";position:absolute;right:0;top:0;width:48px;height:48px;background:linear-gradient(225deg,var(--paper) 50%,var(--line) 50%,var(--card) calc(50% + 1px))}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:32px}
.cols h3{font-size:19px;margin-bottom:6px}
.cols p{margin:0;color:var(--muted);font-size:15.5px}
@media (max-width:900px){.cols{grid-template-columns:1fr}.paper{padding:30px 24px}}

/* pricing */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:880px}
.plan{border:1px solid var(--line);border-radius:var(--r);padding:30px;background:var(--card)}
.plan.pro{background:var(--ink);color:var(--paper);border-color:transparent}
.plan.pro .muted,.plan.pro li{color:color-mix(in srgb,var(--paper) 78%,transparent)}
.plan h3{font-size:26px}
.plan .tag{font:700 12px var(--sans);letter-spacing:.12em;text-transform:uppercase;opacity:.75}
.plan ul{margin:18px 0 0;padding-left:20px;display:grid;gap:8px}
@media (max-width:760px){.plans{grid-template-columns:1fr}}

/* faq */
.faq{max-width:820px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 40px 22px 0;font:600 19px/1.35 var(--sans);position:relative;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:30px;width:11px;height:11px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);top:34px}
.faq details p{margin:0 0 22px;color:var(--muted);max-width:44em}

/* final cta */
.final{text-align:center}
.final h2{max-width:14em;margin:0 auto 18px}
.final .cta{justify-content:center}

/* footer */
footer.site{border-top:1px solid var(--line);padding:40px 0 56px;font-size:14px;color:var(--muted)}
footer.site .wrap{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center}
footer.site nav{display:flex;flex-wrap:wrap;gap:18px;margin-left:auto}
footer.site a{text-decoration:none}
footer.site a:hover{color:var(--ink)}

/* documents (privacy, terms, support, teachers) */
main.doc{max-width:760px;margin:0 auto;padding:56px var(--gutter) 96px}
main.doc h1{font-size:clamp(38px,6vw,56px);margin-bottom:14px}
main.doc h1::after{content:"";display:block;width:34px;height:6px;border-radius:3px;background:var(--lime-deep);transform:rotate(-4deg);margin-top:18px}
main.doc h2{font-size:26px;margin:44px 0 10px}
main.doc h3{font-size:20px;margin:28px 0 8px}
main.doc p,main.doc li{color:var(--ink)}
main.doc .muted,main.doc small{color:var(--muted)}
main.doc hr{border:0;border-top:1px solid var(--line);margin:48px 0}
main.doc table{width:100%;border-collapse:collapse;font-size:15px;margin:16px 0}
main.doc th,main.doc td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}
main.doc mark{white-space:normal}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* motion : le surligneur se pose quand la phrase entre à l'écran (450 ms), les blocs montent de 14 px */
.js mark::after{transform:rotate(-2deg) scaleX(0);transform-origin:left center;transition:transform .45s cubic-bezier(.2,.7,.2,1) .15s}
.js .in mark::after,.js mark.in::after{transform:rotate(-2deg) scaleX(1)}
.js .rv{opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s cubic-bezier(.2,.7,.2,1)}
.js .rv.in{opacity:1;transform:none}
.js .note.a{opacity:0;transform:translateY(10px) rotate(-1.5deg);transition:opacity .4s ease .5s,transform .4s cubic-bezier(.2,.7,.2,1) .5s}
.js .in .note.a{opacity:1;transform:rotate(-1.5deg)}
@media (prefers-reduced-motion:reduce){.js mark::after{transform:rotate(-2deg)!important}.js .rv,.js .note.a{opacity:1!important;transform:none!important}}