:root{
  --ink:#0D0D0D; --y:#FFD60A; --paper:#F7F5EF; --white:#FFFFFF;
  --muted:#4A4A4A; --line:#E2DED3; --focus:#0D0D0D;
  --y-line:#967E06; /* jaune assombri pour les traits sur fond clair : 3.07:1 sur la nav, voir audit/contrastes-sortie-apres.md */
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:"DM Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --display:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif; /* polices : assets/fonts.css */
  --r:16px; --wrap:1120px;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:1.0625rem;line-height:1.6;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em}
h2{font-size:clamp(1.75rem,5vw,2.6rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}
.dark{--focus:var(--y);background:var(--ink);color:#F2F2F2}
.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}
section{padding:clamp(4rem,10vw,6.5rem) 0}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:1rem;top:-100px;z-index:100;background:var(--y);color:var(--ink);padding:.6rem 1rem;border-radius:8px;font-weight:700}
.skip:focus{top:1rem}
.todo{background:#FFF1A8;color:var(--ink);font-family:var(--mono);font-size:.85em;padding:0 .3em;border-radius:4px;border:1px dashed var(--ink)}
.eyebrow{display:inline-block;font-family:var(--mono);font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:lowercase;background:var(--ink);color:var(--y);padding:.25rem .6rem;border-radius:6px;margin-bottom:1rem}
.dark .eyebrow{background:var(--y);color:var(--ink)}
.lead{font-size:1.15rem;color:var(--muted);max-width:46ch}
.dark .lead{color:#C9C9C9}

/* Boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.75rem 1.4rem;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid var(--ink);background:var(--ink);color:var(--white);transition:transform .15s ease,background .15s ease,color .15s ease;cursor:pointer;font:inherit;font-weight:700}
.btn:hover{transform:translateY(-2px)}
.btn-y{background:var(--y);border-color:var(--ink);color:var(--ink)}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.btn-ghost:hover{background:var(--white);color:var(--ink);border-color:var(--white)}

/* Navigation */
.nav{position:fixed;inset:0 0 auto;z-index:50;background:rgba(247,245,239,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:800;letter-spacing:-.01em}
.brand img{width:36px;height:36px;border-radius:8px}
.burger{display:none;width:48px;height:48px;border:0;background:transparent;border-radius:10px;cursor:pointer;padding:0}
.burger span{display:block;width:24px;height:2px;margin:5px auto;background:var(--ink);transition:transform .2s ease,opacity .2s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.menu{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem 1.25rem;align-items:center}
.menu a{text-decoration:none;font-weight:600;padding:.5rem 0;display:inline-block}
.menu a:not(.btn):hover{text-decoration:underline;text-decoration-color:var(--y-line);text-decoration-thickness:3px;text-underline-offset:6px}
.menu .btn{min-height:42px;padding:.5rem 1.1rem}
@media (max-width:860px){
  .js .burger{display:block}
  .js .mainnav{width:100%}
  .js .menu{display:none;width:100%;flex-direction:column;align-items:stretch;padding:.5rem 0 1.25rem;gap:0}
  .js .menu.open{display:flex}
  .js .menu a:not(.btn){padding:.85rem 0;border-bottom:1px solid var(--line);display:block}
  .js .menu li:last-child{margin-top:1rem}
  .js .menu .btn{width:100%}
}

/* Accroche */
.hero{padding:calc(68px + clamp(3.5rem,12vw,7rem)) 0 clamp(4rem,10vw,7rem);position:relative;overflow:hidden;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:32px 32px}
.hero h1{font-size:clamp(2.3rem,8vw,4.5rem);max-width:17ch;margin-bottom:.4em}
.prompt{font-family:var(--mono);color:var(--y);margin-right:.25em}
.cursor{display:inline-block;width:.55em;height:.12em;background:var(--y);margin-left:.12em;vertical-align:baseline}
@media (prefers-reduced-motion:no-preference){.cursor{animation:blink 1.1s steps(1) infinite}}
@keyframes blink{50%{opacity:0}}
.hero .lead{font-size:clamp(1.1rem,2.6vw,1.3rem);max-width:52ch;margin-bottom:2rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem}
.hero .btn-ghost{color:#F2F2F2}

/* Offre de lancement */
.launch{padding:2.5rem 0}
.launch-box{background:var(--y);color:var(--ink);border-radius:var(--r);padding:clamp(1.5rem,5vw,2.5rem);display:grid;gap:1rem;border:2px solid var(--ink);box-shadow:8px 8px 0 var(--ink)}
.launch-box h2{font-size:clamp(1.3rem,4vw,1.8rem);margin:0}
.launch-box p{margin:0;max-width:60ch}
.launch-box .tag{font-family:var(--mono);font-weight:700;font-size:.8rem}
@media (min-width:860px){.launch-box{grid-template-columns:1fr auto;align-items:center}.launch-box .btn{grid-column:2;grid-row:1/span 3}}

/* Grilles et cartes */
.grid{display:grid;gap:1.25rem;margin-top:2.5rem}
@media (min-width:640px){.grid-2{grid-template-columns:repeat(2,1fr)}}
@media (min-width:960px){.grid-4{grid-template-columns:repeat(4,1fr)}}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:1.6rem}
.card p:last-child{margin-bottom:0}
.card .ico{width:44px;height:44px;border-radius:10px;background:var(--ink);color:var(--y);display:grid;place-items:center;font-family:var(--mono);font-weight:700;margin-bottom:1rem}

.ticks{list-style:none;padding:0;margin:0 0 1.5rem}
.ticks li{position:relative;padding-left:1.9rem;margin:.55rem 0}
.ticks li::before{content:">";content:">" / "";position:absolute;left:0;top:.2em;width:1.25rem;height:1.25rem;border-radius:4px;background:var(--y);color:var(--ink);font-family:var(--mono);font-weight:700;font-size:.8rem;line-height:1.25rem;text-align:center}

/* Offres */
#offres{background:var(--white)}
.offers{display:grid;gap:1.25rem;margin-top:2.5rem;align-items:start}
@media (min-width:700px){.offers{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1040px){.offers{grid-template-columns:repeat(3,1fr)}}
.offer{display:flex;flex-direction:column;height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:1.75rem}
.offer h3{font-size:1.15rem;margin-bottom:.75rem}
.price{font-size:2.2rem;font-weight:800;letter-spacing:-.03em;line-height:1.1;margin:0 0 .25rem}
.price small{display:block;font-size:.95rem;font-weight:600;letter-spacing:0;color:var(--muted)}
.price del{font-size:1rem;font-weight:600;color:var(--muted);margin-left:.4rem;letter-spacing:0}
.offer .pitch{font-weight:600;margin:.5rem 0 1rem}
.offer .btn{margin-top:auto;width:100%}
.offer.featured{--focus:var(--y);background:var(--ink);color:#F2F2F2;border:2px solid var(--y);position:relative}
.offer.featured .price small,.offer.featured .price del{color:#C9C9C9}
.badge{position:absolute;top:-14px;left:1.5rem;background:var(--y);color:var(--ink);font-family:var(--mono);font-size:.78rem;font-weight:700;padding:.3rem .7rem;border-radius:999px}
@media (min-width:700px){.offer.featured{grid-column:span 2}}
@media (min-width:1040px){.offer.featured{grid-column:2/span 2}}
.extras{display:grid;gap:1.25rem;margin-top:1.25rem}
@media (min-width:860px){.extras{grid-template-columns:3fr 2fr}}
.extras h3{font-family:var(--mono);font-size:1rem}
.extras .ticks{margin:0}
.note{font-size:.95rem;color:var(--muted)}

/* Étapes */
.steps{list-style:none;padding:0;margin:2.5rem 0 0;display:grid;gap:1.25rem;counter-reset:s}
@media (min-width:700px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1040px){.steps{grid-template-columns:repeat(4,1fr)}}
.steps li{counter-increment:s;border:1px solid #2A2A2A;border-radius:var(--r);padding:1.6rem;background:#151515}
.steps li::before{content:"0" counter(s);content:"0" counter(s) / "";display:block;font-family:var(--mono);font-weight:700;font-size:1.6rem;color:var(--y);margin-bottom:.75rem}
.steps p{color:#C9C9C9;margin:0}

/* À propos */
#a-propos{background:var(--white)}
.about{display:grid;gap:2rem;align-items:center}
@media (min-width:860px){.about{grid-template-columns:220px 1fr;gap:3.5rem}}
.about img{width:160px;border-radius:50%}
@media (min-width:860px){.about img{width:220px}}
.about p{max-width:62ch}

/* FAQ */
.faq{max-width:780px;margin-top:2.5rem}
details{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:.75rem}
summary{cursor:pointer;list-style:none;padding:1.1rem 3rem 1.1rem 1.25rem;font-weight:700;position:relative;border-radius:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";content:"+" / "";position:absolute;right:1.1rem;top:50%;transform:translateY(-50%);font-family:var(--mono);font-size:1.4rem;line-height:1}
details[open] summary::after{content:"\2212";content:"\2212" / ""}
details p{padding:0 1.25rem 1.1rem;margin:0;color:var(--muted)}

/* Contact */
.contact{display:grid;gap:2.5rem}
@media (min-width:960px){.contact{grid-template-columns:1fr 1.3fr;gap:4rem}}
form,.form-ok{--focus:var(--ink);background:var(--white);color:var(--ink);border-radius:var(--r);padding:clamp(1.25rem,4vw,2rem);border:1px solid var(--line)}
.field{margin-bottom:1.1rem}
label{display:block;font-weight:700;margin-bottom:.35rem}
label .opt{font-weight:400;color:var(--muted);font-size:.9rem}
input,select,textarea{width:100%;font:inherit;color:var(--ink);background:var(--paper);border:2px solid #8A8A8A;border-radius:10px;padding:.7rem .85rem;min-height:48px}
textarea{min-height:140px;resize:vertical}
input:focus-visible,select:focus-visible,textarea:focus-visible{border-color:var(--ink);outline:3px solid var(--ink);outline-offset:1px}
input:user-invalid,textarea:user-invalid{border-color:#B00020}
@media (min-width:640px){.row{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}}
.req{color:#B00020}
.form-ok{border:2px solid var(--ink);box-shadow:8px 8px 0 var(--y);margin-top:1.5rem}
.form-ok p{margin:0;font-weight:700;font-size:1.15rem}
.form-ok p+p{margin-top:.75rem;font-weight:400;font-size:1rem}
.form-info{margin:1rem 0 0}

/* Pied de page */
footer{padding:3rem 0 2.5rem;font-size:.95rem}
footer .wrap{display:grid;gap:1.5rem}
footer img{width:44px;height:44px;border-radius:10px}
footer p{margin:0 0 .35rem;color:#C9C9C9}
footer strong{color:#F2F2F2}
footer nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.5rem 1.5rem}
footer nav a{color:var(--y)}
.legal-mono{font-family:var(--mono);font-size:.85rem}

/* Apparition légère (désactivée si prefers-reduced-motion, voir script) */
.anim .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.anim .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* Pages légales (<html class="legal">) : rétablit la mise en page propre à ces pages */
html.legal{scroll-padding-top:0}
.legal body{line-height:1.65}
.legal .wrap{width:min(100% - 2.5rem,760px)}
.legal .brand{letter-spacing:normal}
.legal header{background:var(--paper);border-bottom:1px solid var(--line)}
.legal header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px;flex-wrap:wrap}
.back{font-weight:600;text-decoration:none;padding:.5rem 0}
.back:hover{text-decoration:underline;text-decoration-color:var(--y-line);text-decoration-thickness:3px;text-underline-offset:6px}
.legal main{padding:3rem 0 4rem}
.legal section{padding:0}
.legal h1,.legal .titre{font-size:clamp(2rem,6vw,2.8rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 1.5rem}
.legal h1,.legal h2,.legal h3,.legal .titre,.legal .brand{font-family:var(--display)}
.legal h1,.legal .titre{font-weight:750;letter-spacing:-.035em}
.legal main .btn{margin-top:.5rem}
.legal h2,.legal h3{font-size:1.25rem;line-height:normal;letter-spacing:normal;margin:2.25rem 0 .5rem}
.legal section+section{margin-top:4rem;padding-top:3rem;border-top:2px solid var(--ink)}
.legal main ul{padding-left:1.2rem}
.legal main li{margin:.3rem 0}
.legal footer{--focus:var(--y);background:var(--ink);color:#C9C9C9;padding:2rem 0}
.legal footer .wrap{display:block}
.legal footer p{margin:.25rem 0}
.legal footer nav ul{margin:.25rem 0}
.legal footer a{color:var(--y)}