:root{
  --ink:#0d1b2a;--ink-2:#1b2e44;--muted:#5b6b7d;--line:#e3e8ee;
  --bg:#f7f8fa;--card:#fff;--accent:#ff6b35;--accent-2:#e85a24;--soft:#fff1ea;
  --r:18px;--shadow:0 10px 30px -12px rgba(13,27,42,.18);
  --max:1180px;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font:16px/1.65 "Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2.2rem,5vw,3.8rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.25rem}
p{color:var(--muted)}
.wrap{max-width:var(--max);margin:auto;padding:0 20px}
section{padding:90px 0}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.center{text-align:center}
.lead{font-size:1.12rem;max-width:640px}
.center .lead{margin:16px auto 0}

/* boutons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:700;transition:.2s;border:2px solid transparent;cursor:pointer;font:inherit;font-weight:700}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-2px)}
.btn-ghost{border-color:currentColor}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-light{background:#fff;color:var(--ink)}

/* en-tête */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{font-weight:800;font-size:1.45rem;letter-spacing:-.03em;display:flex;align-items:center;gap:10px}
.logo span{color:var(--accent)}
.logo i{width:34px;height:34px;border-radius:10px;background:var(--ink);display:grid;place-items:center;color:#fff;font-style:normal;font-size:1rem}
.menu{display:flex;gap:30px;align-items:center;list-style:none;padding:0}
.menu a{font-weight:600;font-size:.95rem;color:var(--ink-2)}
.menu a:hover,.menu a[aria-current]{color:var(--accent)}
.menu .btn{padding:10px 20px;color:#fff}
.burger{display:none;background:none;border:0;font-size:1.7rem;cursor:pointer;color:var(--ink)}

/* hero */
.hero{padding:70px 0 90px;background:radial-gradient(900px 500px at 85% 10%,var(--soft),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{margin:22px 0 32px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.hero-img{position:relative}
.hero-img img{border-radius:28px;aspect-ratio:9/11;object-fit:cover;width:100%;box-shadow:var(--shadow)}
.badge{position:absolute;left:-28px;bottom:40px;background:#fff;border-radius:16px;padding:16px 20px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center}
.badge b{font-size:1.6rem;color:var(--accent)}
.badge small{display:block;color:var(--muted);line-height:1.3}
.trust{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap}
.trust div b{display:block;font-size:1.6rem}
.trust div{font-size:.9rem;color:var(--muted)}

/* bandeau page */
.page-hero{background:var(--ink);color:#fff;padding:80px 0 70px;position:relative;overflow:hidden}
.page-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
.page-hero .wrap{position:relative}
.page-hero p{color:#c9d3de;margin-top:14px;max-width:620px;font-size:1.1rem}
.crumbs{font-size:.85rem;color:#9fb0c2;margin-bottom:16px}

/* cartes */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:50px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.ico{width:52px;height:52px;border-radius:14px;background:var(--soft);display:grid;place-items:center;font-size:1.5rem;margin-bottom:18px}
.card h3{margin-bottom:8px}

/* offres */
.offer{background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;transition:.25s;position:relative}
.offer:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.offer img{aspect-ratio:3/2;object-fit:cover;width:100%}
.offer-body{padding:28px;display:flex;flex-direction:column;flex:1}
.offer .tag{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent)}
.offer h3{font-size:1.5rem;margin:6px 0 4px}
.price{font-size:1.05rem;font-weight:700;color:var(--ink);margin:10px 0 4px}
.price strong{font-size:1.9rem;letter-spacing:-.02em}
.price small{display:block;font-size:.82rem;color:var(--muted);font-weight:600}
.offer ul{list-style:none;padding:0;margin:18px 0 26px;flex:1}
.offer li{padding:7px 0 7px 28px;position:relative;color:var(--ink-2);font-size:.95rem}
.offer li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:800}
.offer .btn{justify-content:center}
.offer.pop{border:2px solid var(--accent)}
.ribbon{position:absolute;top:16px;right:16px;background:var(--accent);color:#fff;font-size:.75rem;font-weight:700;padding:6px 12px;border-radius:999px}

/* étapes */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:50px}
.step{counter-increment:s;padding:28px;border-radius:var(--r);background:#fff;border:1px solid var(--line)}
.step::before{content:counter(s,decimal-leading-zero);display:block;font-weight:800;font-size:2rem;color:var(--accent);margin-bottom:10px}

/* image + texte */
.rounded{border-radius:24px;box-shadow:var(--shadow);width:100%;aspect-ratio:4/3;object-fit:cover}
.checks{list-style:none;padding:0;margin:24px 0 30px}
.checks li{padding:8px 0 8px 34px;position:relative;font-weight:600}
.checks li::before{content:"✓";position:absolute;left:0;top:8px;width:22px;height:22px;border-radius:50%;background:var(--soft);color:var(--accent);display:grid;place-items:center;font-size:.8rem}

/* bandeau cta */
.cta-band{position:relative;color:#fff;border-radius:28px;overflow:hidden;padding:70px 50px;text-align:center;background:var(--ink)}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.3}
.cta-band>*{position:relative}
.cta-band p{color:#d5dee8;margin:14px auto 28px;max-width:560px}


/* faq */
.faq{max-width:820px;margin:40px auto 0}
.faq h2{font-size:1.4rem;margin:40px 0 14px}
details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;transition:.2s}
details[open]{box-shadow:var(--shadow)}
summary{cursor:pointer;padding:20px 56px 20px 24px;font-weight:700;list-style:none;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--accent);transition:.2s}
details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
details p{padding:0 24px 22px}

/* formulaire */
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
.info{background:var(--ink);color:#fff;border-radius:22px;padding:36px}
.info p{color:#c9d3de}
.info .row{display:flex;gap:14px;margin-top:22px;align-items:flex-start}
.info .row .ico{background:rgba(255,255,255,.1);flex:none;margin:0}
.info a{color:#fff;font-weight:700}
form{background:#fff;border:1px solid var(--line);border-radius:22px;padding:36px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.full{grid-column:1/-1}
label{font-weight:700;font-size:.88rem;display:block;margin-bottom:6px}
input,select,textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;font:inherit;background:var(--bg);transition:.2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);background:#fff}
textarea{min-height:130px;resize:vertical}
.consent{display:flex;gap:10px;font-size:.85rem;color:var(--muted);align-items:flex-start}
.consent input{width:auto;margin-top:4px}
.form-ok{display:none;background:#e9f9ef;color:#17663a;padding:14px;border-radius:12px;font-weight:600}

/* pied de page */
.foot{background:var(--ink);color:#c9d3de;padding:70px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot h4{color:#fff;margin-bottom:14px}
.foot ul{list-style:none;padding:0}
.foot li{padding:5px 0}
.foot a:hover{color:var(--accent)}
.foot .logo{color:#fff;margin-bottom:14px}
.foot .logo i{background:var(--accent)}
.foot p{color:#9fb0c2}
.legal{border-top:1px solid #23384f;margin-top:50px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem}

.prose{max-width:820px}
.prose h2{font-size:1.4rem;margin:36px 0 10px}
.prose p{margin-bottom:10px}

/* responsive */
@media (max-width:960px){
  .hero-grid,.grid-2,.contact-grid{grid-template-columns:1fr;gap:40px}
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .badge{left:16px}
  .burger{display:block}
  .menu{display:none;position:absolute;top:74px;left:0;right:0;background:#fff;flex-direction:column;padding:24px;gap:18px;border-bottom:1px solid var(--line)}
  .menu.open{display:flex}
  section{padding:64px 0}
}
@media (max-width:560px){
  .steps,.foot-grid,form{grid-template-columns:1fr}
  .cta-band{padding:50px 22px}
  form,.info{padding:24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}