:root{--lime:#CDFF00;--graphite:#16191C;--encre:#1F2328;--gris:#5B6470;--trait:#E6E8EC;--fond:#F5F6F8;--blanc:#FFFFFF;--r:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--blanc);color:var(--encre);font-family:'Figtree','Segoe UI',system-ui,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Fredoka','Figtree',sans-serif;font-weight:600;line-height:1.12;letter-spacing:-.01em;color:var(--graphite);margin:0 0 .5em}
h1{font-size:clamp(38px,5.4vw,64px)}h2{font-size:clamp(28px,3.6vw,42px)}h3{font-size:22px}
a{color:inherit}p{margin:0 0 1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.top{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--trait);z-index:10;padding:10px 0}
.top img{display:block;height:54px;width:auto}
.nav{display:flex;gap:22px;align-items:center;font-weight:500;font-size:15px}.nav a{text-decoration:none;color:var(--gris)}.nav a:hover{color:var(--graphite)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-family:'Fredoka',sans-serif;font-weight:600;font-size:16px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}.btn-lg{padding:16px 30px;font-size:18px}
.btn-lime{background:var(--lime);color:var(--graphite)!important;box-shadow:0 6px 24px rgba(205,255,0,.35)}
.btn-graphite{background:var(--graphite);color:#fff}.btn-graphite:disabled{opacity:.5;cursor:wait}
.btn-ghost{border-color:var(--trait);color:var(--graphite)}
.hero{padding:72px 0 56px;background:radial-gradient(900px 400px at 85% 0%,rgba(205,255,0,.28),transparent 60%),var(--blanc)}
.hero-grid{display:grid;grid-template-columns:1.2fr .9fr;gap:48px;align-items:center}
.kicker{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--gris);margin-bottom:18px}
.bulle{display:inline-block;background:var(--lime);color:var(--graphite);padding:.04em .32em .1em;border-radius:.6em;position:relative}
.bulle::after{content:"";position:absolute;left:.5em;bottom:-.34em;width:.6em;height:.5em;background:var(--lime);clip-path:polygon(0 0,100% 0,0 100%)}
.lead{font-size:20px;color:var(--gris);max-width:560px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 22px}
.points{list-style:none;padding:0;margin:0;display:grid;gap:8px;color:var(--encre);font-weight:500}
.points li{display:flex;align-items:center;gap:10px}.dot{width:10px;height:10px;border-radius:50%;background:var(--lime);border:2px solid var(--graphite);flex:none}
.hero-card{background:var(--blanc);border:1px solid var(--trait);border-radius:24px;padding:22px;box-shadow:0 30px 60px -30px rgba(22,25,28,.35);transform:rotate(-1.2deg)}
.card-head{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.tag{font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;border:1px solid}
.tag-toiture{color:#E11D48;background:#E11D4818;border-color:#E11D4866}.tag-iso{color:#F59E0B;background:#F59E0B18;border-color:#F59E0B66}.tag-pv{color:#65a30d;background:#84CC1622;border-color:#84CC1688}.tag-pac{color:#0891b2;background:#06B6D418;border-color:#06B6D466}
.card-line{display:flex;gap:14px;padding:9px 0;border-top:1px solid var(--trait);font-size:15px}.card-line .lbl{width:92px;flex:none;color:var(--gris);font-size:13px;text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.card-foot{margin-top:12px;font-size:12px;color:var(--gris)}
.section{padding:72px 0}.section-grey{background:var(--fond)}
.sub{font-size:19px;color:var(--gris);max-width:680px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.step{background:var(--blanc);border:1px solid var(--trait);border-radius:var(--r);padding:26px 24px}
.num{display:inline-flex;width:40px;height:40px;border-radius:50%;background:var(--lime);color:var(--graphite);font-family:'Fredoka',sans-serif;font-weight:700;font-size:18px;align-items:center;justify-content:center;margin-bottom:14px}
.step h3{font-size:20px}.step p{color:var(--gris);margin:0;font-size:16px}
.formules{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:34px}
.formule{background:var(--blanc);border:1px solid var(--trait);border-radius:var(--r);padding:30px 28px;position:relative;overflow:hidden}
.formule::before{content:"";position:absolute;left:0;top:0;right:0;height:6px;background:var(--lime)}
.formule h3{font-size:26px}.formule p{color:var(--gris)}.formule ul{margin:0;padding-left:0;list-style:none;display:grid;gap:8px}.formule li{padding-left:24px;position:relative}.formule li::before{content:"";position:absolute;left:0;top:.55em;width:12px;height:12px;border-radius:50%;background:var(--lime);border:2px solid var(--graphite)}
.note{margin-top:26px;color:var(--gris);font-size:15px;max-width:760px}
.form-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}
.form{background:var(--blanc);border:1px solid var(--trait);border-radius:24px;padding:28px;box-shadow:0 30px 60px -40px rgba(22,25,28,.4);display:grid;gap:16px}
.form label{display:grid;gap:6px;font-size:14px;font-weight:600;color:var(--graphite)}
.form input,.form textarea{font:inherit;font-weight:400;padding:12px 14px;border:1.5px solid var(--trait);border-radius:12px;background:#fff;color:var(--encre);width:100%}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--graphite);box-shadow:0 0 0 4px rgba(205,255,0,.45)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.span2{grid-column:1/-1}
fieldset{border:0;padding:0;margin:0}legend{font-size:14px;font-weight:600;margin-bottom:8px;color:var(--graphite)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative;display:inline-block}.chip input{position:absolute;opacity:0;inset:0;cursor:pointer}
.chip span{display:inline-block;padding:8px 14px;border-radius:999px;border:1.5px solid var(--trait);font-weight:500;font-size:14px;background:#fff;transition:.15s}
.chip input:checked+span{background:var(--lime);border-color:var(--graphite);color:var(--graphite);font-weight:600}
.chip input:focus-visible+span{box-shadow:0 0 0 3px rgba(22,25,28,.3)}
.consent{display:flex!important;flex-direction:row!important;gap:10px!important;align-items:flex-start;font-weight:400!important;font-size:13px!important;color:var(--gris)!important}
.consent input{width:18px;height:18px;margin-top:2px;flex:none;accent-color:var(--graphite)}
.hp{position:absolute;left:-9999px;top:-9999px;height:0;overflow:hidden}
.err{color:#B91C1C;font-size:14px;margin:0}
.merci{background:var(--blanc);border:1px solid var(--trait);border-radius:24px;padding:36px;text-align:center}
.merci-bulle{display:inline-block;background:var(--lime);color:var(--graphite);font-family:'Fredoka',sans-serif;font-weight:700;font-size:34px;padding:6px 22px 10px;border-radius:24px;margin-bottom:16px}
.small{font-size:13px;color:var(--gris)}.mono{font-family:'IBM Plex Mono',monospace}
.faq{display:grid;gap:10px;margin-top:28px;max-width:820px}
details{background:var(--blanc);border:1px solid var(--trait);border-radius:14px;padding:14px 18px}summary{font-weight:600;cursor:pointer;font-family:'Fredoka',sans-serif;font-size:18px;color:var(--graphite)}details p{margin:10px 0 0;color:var(--gris)}
.foot{background:var(--graphite);color:#B8BEC8;padding:40px 0;font-size:13px}.foot a{color:#fff}.foot img{height:54px;width:auto}
@media(max-width:900px){.hero-grid,.form-grid,.formules{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.hero-card{transform:none}.nav a:not(.btn){display:none}.grid2{grid-template-columns:1fr}.hero{padding-top:40px}}