:root{
  --green:#1f6f50; --green-dark:#0f4a33; --green-soft:#bfe3cf; --ink:#15221d; --muted:#4b5b54; --line:#dbe5e0; --bg:#ffffff; --band:#f4f8f6; --warn:#b3261e;
  --radius:16px; --shadow:0 10px 30px rgba(20,60,45,.10);
  color-scheme: light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--green-dark)}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800}
h3{font-size:1.15rem}
p{margin:0 0 1em}
em{font-style:normal;color:var(--green)}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.narrow{width:min(780px,100% - 32px)}
.section{padding:72px 0}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid #f0a500;outline-offset:2px;border-radius:6px}

/* En-tête */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--ink);text-decoration:none}
.nav{margin-left:auto;display:flex;gap:22px}
.nav a{color:var(--muted);text-decoration:none;font-weight:600;font-size:.95rem}
.nav a:hover{color:var(--green-dark)}

/* Boutons */
.btn{display:inline-block;background:var(--green);color:#fff;font-weight:700;font-size:1rem;padding:14px 24px;border-radius:12px;border:2px solid var(--green);text-decoration:none;cursor:pointer;transition:transform .12s,background .12s}
.btn:hover{background:var(--green-dark);border-color:var(--green-dark);transform:translateY(-1px)}
.btn[disabled]{opacity:.6;cursor:wait;transform:none}
.btn-small{padding:9px 16px;font-size:.92rem;margin-left:0}
.btn-ghost{background:#fff;color:var(--green-dark);border-color:var(--line)}
.btn-ghost:hover{background:var(--green-soft);border-color:var(--green)}
.btn-light{background:#fff;color:var(--green-dark);border-color:#fff}
.btn-light:hover{background:var(--green-soft);border-color:var(--green-soft)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 18px}
.center{justify-content:center}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,var(--green-soft) 0,transparent 60%),var(--bg);padding:56px 0 64px}
.hero-in{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.lead strong{color:var(--ink)}
.pill{display:inline-flex;align-items:center;gap:8px;background:var(--green-soft);color:var(--green-dark);font-weight:700;font-size:.9rem;padding:7px 14px;border-radius:99px;margin-bottom:18px}
.pill .dot{width:9px;height:9px;border-radius:50%;background:#2ea36f;box-shadow:0 0 0 4px rgba(46,163,111,.25)}
.pill-light{background:rgba(255,255,255,.15);color:#fff}
.pill-light .dot{background:#8be0b8}
.checks{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 22px;color:var(--muted);font-size:.95rem}
.checks li::before{content:"✓";color:var(--green);font-weight:800;margin-right:8px}

/* Maquette téléphone (décor) */
.hero-card{display:flex;justify-content:center}
.phone{width:300px;border-radius:30px;background:#f4f6fb;border:8px solid #17231f;box-shadow:var(--shadow);overflow:hidden;padding-bottom:18px}
.phone-bar{background:var(--green);color:#fff;font-weight:700;padding:16px 18px}
.phone-wallet{margin:14px;padding:16px;border-radius:16px;background:linear-gradient(135deg,#2a8a66,#17523c);color:#fff;display:flex;flex-direction:column;gap:2px}
.phone-wallet strong{font-size:1.9rem;line-height:1.1}
.phone-wallet small{opacity:.9}
.phone-item{margin:10px 14px;padding:14px;border-radius:14px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.06);display:flex;flex-direction:column;gap:4px}
.phone-item span{color:var(--muted);font-size:.85rem}
.seg{display:flex;gap:4px;margin-top:6px}
.seg u,.seg s{display:block;height:6px;flex:1;border-radius:6px;text-decoration:none}
.seg u{background:var(--green)}.seg s{background:#dfe3e0}

/* Bandes et cartes */
.band{padding:72px 0;background:var(--band)}
.band-soft{background:#f7faf8}
.band h2,.section h2{text-align:center;margin-bottom:34px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.card{background:var(--green-soft);border:1px solid var(--green-soft);border-radius:var(--radius);padding:24px;color:var(--green-dark)}
.card h3{margin-bottom:.4em}
.card p{margin:0;color:var(--green-dark)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.steps li{background:var(--green-soft);border:1px solid var(--green-soft);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);color:var(--green-dark);transition:transform .15s}
.steps li:hover{transform:translateY(-3px)}
.steps p{color:var(--green-dark);margin:0}
.num{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--green);color:#fff;font-weight:800;margin-bottom:14px}
.sub{text-align:center;color:var(--muted);margin-top:-18px;margin-bottom:28px}
.video{margin:0 auto;max-width:960px}
.video video{width:100%;border-radius:var(--radius);box-shadow:var(--shadow);background:#0b1713}
.video figcaption{text-align:center;color:var(--muted);font-size:.9rem;margin-top:10px}

/* Programme accès anticipé */
.founders{background:linear-gradient(135deg,#14513a,#1f6f50);color:#fff;padding:76px 0}
.founders h2{text-align:center}
.lead-light{text-align:center;font-size:1.2rem;max-width:62ch;margin:0 auto 34px}
.founders .pill-light{display:flex;width:max-content;margin:0 auto 16px}
.panel{background:#fff;color:var(--ink);border-radius:var(--radius);padding:28px}
.panel h3{color:var(--green-dark)}
.list{margin:0;padding-left:1.1em;display:grid;gap:10px}
.list li::marker{color:var(--green)}
.list-tight{gap:8px}
.fine{font-size:.9rem;color:var(--muted);margin:16px 0 0}

/* FAQ */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 20px;margin-bottom:12px}
summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:"+";font-weight:800;color:var(--green);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
summary::-webkit-details-marker{display:none}
details p{color:var(--muted);padding-bottom:16px;margin:0}
details{transition:background .15s,color .15s,border-color .15s}
details:hover,details[open]{background:var(--green-soft);border-color:var(--green-soft);color:var(--green-dark)}
details:hover summary::after,details[open] summary::after{color:var(--green-dark)}
details:hover p,details[open] p{color:var(--green-dark)}

/* Formulaire */
.form-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:36px}
.form-side h2{text-align:left;margin-bottom:12px}
.form-side .sub{text-align:left;margin:0 0 16px;color:var(--green-dark);font-weight:800}
.field{margin-bottom:14px}
.field label{display:block;font-weight:700;font-size:.93rem;margin-bottom:6px}
.opt{font-weight:400;color:var(--muted)}
input,select,textarea{width:100%;font:inherit;padding:12px 14px;border:1.5px solid #b9c9c1;border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:var(--green);outline:none;box-shadow:0 0 0 3px rgba(31,111,80,.2)}
input[aria-invalid="true"],select[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:var(--warn)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.consent{display:flex;gap:10px;align-items:flex-start}
.consent input{width:20px;height:20px;margin-top:3px;flex:none}
.consent label{font-weight:400;font-size:.9rem;margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.error{color:var(--warn);font-weight:700}
.ok{grid-column:2;background:var(--green-soft);border-radius:14px;padding:26px}
.ok h3{color:var(--green-dark)}

/* Pied de page */
.foot{border-top:1px solid var(--line);padding:26px 0;color:var(--muted);font-size:.92rem}
.foot-in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}

/* Pages légales */
.legal{max-width:760px;margin:40px auto 80px;padding:0 16px}
.legal h1{font-size:2rem}
.legal h2{font-size:1.25rem;text-align:left;margin:1.6em 0 .4em}
.todo{background:#fff3cd;border:1px dashed #b58900;border-radius:6px;padding:0 6px;font-weight:700}

@media (max-width:900px){
  .hero-in,.grid2,.form-box{grid-template-columns:1fr}
  .grid3,.steps{grid-template-columns:1fr}
  .nav{display:none}
  .top-in .btn-small{margin-left:auto}
  .ok{grid-column:1}
  .form-box{padding:22px}
  .section,.band{padding:52px 0}
  .hero-card{display:none} /* sur téléphone, le titre et l'offre passent avant la maquette */
}
@media (max-width:520px){.row2{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}
[hidden]{display:none!important}

/* ===== Nouvelle disposition: photos ===== */
.hero-photo{position:relative;margin:0}
.hero-photo>img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:96% 50%;border-radius:28px;box-shadow:0 24px 60px rgba(15,74,51,.22)}
.float{position:absolute;background:#fff;border-radius:16px;box-shadow:0 14px 34px rgba(15,74,51,.2);padding:14px 18px;display:flex;flex-direction:column;gap:2px;color:var(--green-dark)}
.float small,.float span{font-size:.8rem;color:var(--muted)}
.float strong{font-size:1.7rem;line-height:1.1}
.float-a{left:-28px;bottom:36px;max-width:230px}
.float-b{right:-14px;top:34px;min-width:190px}
.float-b .seg{margin-top:6px}
.promises{background:var(--green-dark);color:#fff}
.promises-in{list-style:none;margin:0 auto;padding:26px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.promises-in li{display:flex;gap:14px;align-items:flex-start}
.promises-in svg{flex:none;width:34px;height:34px;fill:none;stroke:var(--green-soft);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.promises-in strong{display:block}
.promises-in span{color:#cfe6da;font-size:.92rem}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.split-photo{margin:0}
.split-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px;box-shadow:0 18px 44px rgba(15,74,51,.18)}
.split .steps{grid-template-columns:1fr;gap:16px}
.split .steps li{display:flex;gap:18px;align-items:flex-start;padding:22px}
.split .steps .num{flex:none;margin:0}
.split .steps h3{margin-bottom:.3em}
.founders{background:linear-gradient(135deg,rgba(15,74,51,.94),rgba(31,111,80,.88)),url(/media/photos/maison-moderne.jpg) center/cover}
.credits{font-size:.85rem;color:var(--muted)}
.credits a{color:inherit}
.foot-in{flex-wrap:wrap;gap:8px 24px}
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;gap:32px}
  .hero-photo>img{aspect-ratio:4/3}
  .float-a{left:12px;bottom:-22px}.float-b{right:12px;top:12px}
  .promises-in{grid-template-columns:1fr;gap:18px}
  .split{grid-template-columns:1fr;gap:28px}
}

.hero h1{font-size:clamp(2rem,4.2vw,3.1rem)}

.float strong{font-size:1.35rem}