:root{
  --cream:#F3F0E8; --ink:#0D1B24; --blue:#1557D6; --heat:#E2531B; --green:#1F7A55;
  --soft:#E6EEFB; --soft2:#DCE8FB; --grey:#4A5560; --line:#D9D4C8; --white:#FFFFFF;
  --pad:clamp(20px,5vw,120px);
  --r-lg:36px; --r-md:28px; --r-sm:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:'Schibsted Grotesk',system-ui,-apple-system,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:var(--ink)}
h1,h2,h3,.display{
  font-family:'Familjen Grotesk',system-ui,sans-serif;font-weight:700;
  letter-spacing:-0.035em;line-height:1.04;margin:0;
}
h1{font-size:clamp(34px,5.4vw,68px)}
h2{font-size:clamp(28px,4vw,52px)}
h3{font-size:clamp(20px,2vw,23px);line-height:1.2}
p{margin:0}
.wrap{max-width:1440px;margin:0 auto;padding-inline:var(--pad)}
.muted{color:var(--grey)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(243,240,232,.88);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:14px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:700;font-size:20px;letter-spacing:-0.02em}
.brand .dot{color:var(--blue)}
.brand svg{transition:transform .6s cubic-bezier(.22,.7,.2,1)}
.brand:hover svg{transform:rotate(60deg)}
.menu{display:flex;align-items:center;gap:28px;font-size:15.5px;font-weight:500}
.menu a{position:relative;text-decoration:none}
.menu a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:100%;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .28s cubic-bezier(.22,.7,.2,1)}
.menu a:hover::after{transform:scaleX(1)}
.burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:22px;height:2px;background:var(--ink);margin:4px 0;transition:.3s}

/* ---------- boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:54px;padding:0 26px;border-radius:999px;
  text-decoration:none;font-weight:700;font-size:16px;border:1.5px solid transparent;cursor:pointer;
  font-family:inherit;transition:transform .22s cubic-bezier(.22,.7,.2,1),box-shadow .22s ease,background .22s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{box-shadow:0 16px 30px rgba(21,87,214,.3)}
.btn-dark{background:var(--ink);color:var(--cream);height:46px;font-size:15px;font-weight:600}
.btn-dark:hover{box-shadow:0 16px 30px rgba(13,27,36,.24)}
.btn-ghost{border-color:var(--ink);color:var(--ink);font-weight:600}
.btn-ghost:hover{box-shadow:0 14px 26px rgba(13,27,36,.12)}
.btn-light{background:#fff;color:var(--ink)}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-block:28px 56px}
.hero-col{display:flex;flex-direction:column;gap:22px;align-items:flex-start}
.pill{display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;border:1px solid var(--ink);font-size:13.5px;font-weight:600}
.pill i{width:8px;height:8px;border-radius:999px;background:var(--heat);display:block}
.hero h1{max-width:12ch}
.hero .lead{font-size:clamp(17px,1.4vw,19px);color:var(--grey);max-width:46ch}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.proof{display:flex;flex-direction:column;gap:9px;font-size:14.5px;color:#3C4A56}
.proof div{display:flex;align-items:center;gap:9px}
.hero-art{position:relative}
.hero-art .frame{background:var(--soft);border-radius:var(--r-lg);overflow:hidden;line-height:0}
.hero-art .frame svg{width:100%;height:auto;display:block}
.badge-float{position:absolute;left:-24px;bottom:36px;background:#fff;border-radius:var(--r-sm);padding:14px 18px;display:flex;align-items:center;gap:12px;
  box-shadow:0 18px 40px rgba(13,27,36,.16);animation:flt 7s ease-in-out infinite}
.badge-float .ico{width:38px;height:38px;border-radius:11px;background:#DCEFE6;display:grid;place-items:center;flex-shrink:0}
.badge-float b{display:block;font-size:14.5px}
.badge-float small{color:var(--grey);font-size:12.5px}
@keyframes flt{50%{transform:translateY(-9px)}}
.air{animation:air 3.6s ease-in-out infinite}
.air2{animation-delay:.5s}.air3{animation-delay:1s}
@keyframes air{0%,100%{opacity:.25}45%{opacity:1}}

/* ---------- marquee ---------- */
.strip{background:var(--blue);color:#fff;padding-block:20px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.strip .track{display:flex;align-items:center;gap:48px;width:max-content;white-space:nowrap;
  font-family:'Familjen Grotesk',system-ui,sans-serif;font-weight:700;letter-spacing:-0.03em;
  font-size:clamp(20px,2.4vw,30px);animation:mq 38s linear infinite}
.strip .track i{opacity:.5;font-style:normal}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
section{padding-block:clamp(56px,8vw,112px)}
.section-head{display:flex;flex-direction:column;gap:16px;max-width:760px;margin-bottom:48px}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grey)}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.card{background:#fff;border-radius:var(--r-md);padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:16px;
  transition:transform .3s cubic-bezier(.22,.7,.2,1),box-shadow .3s ease}
.card.lift:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(13,27,36,.1)}
.step-n{font-family:'Familjen Grotesk',sans-serif;font-size:15px;font-weight:700;color:var(--blue)}

/* tarifs */
.pricing{background:var(--ink);color:var(--cream);border-radius:var(--r-lg);padding:clamp(28px,5vw,72px);display:flex;flex-direction:column;gap:44px}
.pricing h2{color:#fff}
.pricing h2 span{color:#9FC2FF}
.plan{background:#16293A;border-radius:var(--r-md);padding:clamp(24px,2.6vw,36px);display:flex;flex-direction:column;gap:18px;position:relative;
  transition:transform .3s cubic-bezier(.22,.7,.2,1)}
.plan:hover{transform:translateY(-6px)}
.plan.best{background:#1C3D5E;outline:1.5px solid #3E74C4}
.plan .price{font-family:'Familjen Grotesk',sans-serif;font-size:clamp(34px,4vw,46px);font-weight:700;letter-spacing:-0.04em;line-height:1}
.plan .price small{font-size:16px;font-weight:500;color:#9FB0C2;letter-spacing:0}
.plan ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:15px;color:#C6D2DC;flex-grow:1}
.plan li{display:flex;gap:9px;align-items:flex-start}
.tag{position:absolute;top:-12px;right:22px;background:var(--heat);color:#fff;font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px}

/* écologie */
.eco{background:#EAF2EC;border-radius:var(--r-lg);padding:clamp(28px,5vw,72px);display:flex;flex-direction:column;gap:40px}
.eco h2{color:#12352A}
.tips{background:#fff;border-radius:var(--r-md);padding:clamp(24px,3vw,40px);display:grid;grid-template-columns:.8fr 2fr;gap:32px;align-items:start}
.tips-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;font-size:15.5px;color:#26453A}
.tips-grid b{display:block;color:var(--ink);margin-bottom:4px}

/* communes */
.communes{display:flex;flex-wrap:wrap;gap:10px}
.commune{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:15px;transition:background .2s,color .2s,border-color .2s}
.commune:hover{background:var(--blue);border-color:var(--blue);color:#fff}

/* FAQ */
.faq{display:flex;flex-direction:column}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:24px 0;font-size:clamp(17px,1.6vw,21px);font-weight:700}
.faq summary::-webkit-details-marker{display:none}
.faq .sign{width:32px;height:32px;flex-shrink:0;border-radius:999px;background:#F1EEE5;display:grid;place-items:center;transition:background .25s,transform .25s}
.faq .sign::before{content:"+";font-size:19px;line-height:1;font-weight:600}
.faq details[open] .sign{background:var(--blue);color:#fff;transform:rotate(135deg)}
.faq details p{padding:0 56px 26px 0;color:var(--grey);animation:fa .32s ease}
@keyframes fa{from{opacity:0;transform:translateY(-6px)}}

/* formulaire */
.form-wrap{background:var(--ink);color:var(--cream);border-radius:var(--r-lg);padding:clamp(28px,5vw,72px);display:grid;grid-template-columns:.85fr 1.15fr;gap:56px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:14.5px;font-weight:600}
.field input,.field select,.field textarea{
  height:52px;border-radius:14px;border:1px solid #3A4852;background:#0A151D;color:var(--cream);
  padding:0 15px;font-size:16px;font-family:inherit}
.field textarea{height:auto;padding:14px 15px;min-height:104px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--blue);outline-offset:1px}
.check{display:flex;align-items:flex-start;gap:11px;font-size:15px;color:#D5DBDF;cursor:pointer}
.check input{width:20px;height:20px;accent-color:#9FC2FF;flex-shrink:0;margin-top:2px}

/* blog */
.post-card{background:#fff;border-radius:var(--r-md);padding:32px;display:flex;flex-direction:column;gap:12px;text-decoration:none;height:100%}
.cat{font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue)}
.byline{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--grey)}
.avatar{width:32px;height:32px;border-radius:999px;display:grid;place-items:center;font-family:'Familjen Grotesk',sans-serif;font-weight:700;font-size:14px;flex-shrink:0}
.article{max-width:760px}
.article h2{font-size:clamp(24px,3vw,38px);margin-top:44px}
.article p{margin-top:18px;font-size:18px;line-height:1.7;color:#26384A}
.article .lead{font-size:clamp(19px,2vw,23px);line-height:1.55;color:var(--ink);font-weight:500;margin-top:24px}
.legal{max-width:820px}
.legal h2{font-size:clamp(21px,2.2vw,30px);margin-top:40px}
.legal p,.legal li{margin-top:14px;color:#26384A}

/* footer */
.footer{border-top:1px solid var(--line);padding-block:48px;display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;font-size:15px;color:var(--grey)}
.footer a{text-decoration:none}
.footer a:hover{color:var(--blue)}
.footer-links{display:flex;flex-direction:column;gap:9px}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.22,.7,.2,1),transform .7s cubic-bezier(.22,.7,.2,1)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.06s}.rv.d2{transition-delay:.14s}.rv.d3{transition-delay:.22s}.rv.d4{transition-delay:.3s}.rv.d5{transition-delay:.38s}

/* ---------- responsive ---------- */
@media(max-width:1000px){
  .hero{grid-template-columns:1fr;gap:36px}
  .hero-art{order:-1;max-width:520px}
  .badge-float{left:auto;right:8px;bottom:12px}
  .grid-3,.grid-4,.tips-grid,.form-grid{grid-template-columns:1fr 1fr}
  .tips,.form-wrap{grid-template-columns:1fr;gap:28px}
  .menu{display:none}
  .burger{display:block}
  .nav-in.open .menu{display:flex;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:flex-start;
    gap:16px;background:var(--cream);border-bottom:1px solid var(--line);padding:20px var(--pad) 28px}
}
@media(max-width:640px){
  .grid-3,.grid-4,.tips-grid,.form-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .cta-row{width:100%}
  .faq details p{padding-right:0}
  .hero-art{order:-1}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
}