/* BZ.fr, charte tirée du logo : teal #26919B → menthe #A9E1C8 */
:root{--ink:#0F3A40;--muted:#44656A;--teal:#17727B;--teal-2:#26919B;--sea:#58ADA6;--mint:#A9E1C8;--mint-50:#E6F6EF;--bg:#F5FBF8;--white:#fff;--line:#cfe5dc;--err:#b42318;--ok:#17724B;
--font:"Avenir Next","Segoe UI Variable Display","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Roboto,sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:1.0625rem}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}
:focus-visible{outline:3px solid var(--teal-2);outline-offset:3px;border-radius:4px}
.wrap{max-width:1160px;margin:0 auto;padding:0 1.5rem}
h1,h2,h3{line-height:1.1;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2.4rem,5.5vw,4.4rem);margin-bottom:1.25rem}
h2{font-size:clamp(1.8rem,3.5vw,2.6rem);margin-bottom:1.5rem}
h3{font-size:1.2rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:34rem;margin-bottom:2rem}
.btn{display:inline-block;padding:.9rem 2rem;background:var(--teal);color:var(--white);border:2px solid var(--teal);border-radius:999px;font:700 1rem var(--font);text-decoration:none;cursor:pointer;transition:background .2s,color .2s}
.btn:hover{background:var(--ink);border-color:var(--ink)}
.btn:disabled{opacity:.6;cursor:wait}
.btn-small{padding:.55rem 1.3rem;font-size:.95rem}
.btn-ghost{background:transparent;color:var(--white);border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:var(--white)}
.btn-ghost-dark{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost-dark:hover{background:var(--mint-50);border-color:var(--teal)}
.link-btn{background:none;border:0;color:inherit;font:inherit;text-decoration:underline;cursor:pointer}
/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:100;transition:background .25s,box-shadow .25s}
.nav.solid{background:rgba(245,251,248,.94);backdrop-filter:blur(8px);box-shadow:0 1px 0 var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:4.5rem}
.menu{display:flex;align-items:center;gap:2rem}
.menu a{color:var(--ink);text-decoration:none;font-weight:600}
.menu a:hover{color:var(--teal)}
.langs{display:flex;border:2px solid var(--line);border-radius:999px;overflow:hidden}
.langs button{background:none;border:0;padding:.3rem .7rem;font:700 .85rem var(--font);color:var(--muted);cursor:pointer}
.langs button[aria-pressed=true]{background:var(--teal);color:var(--white)}
.menu-btn{display:none;background:none;border:0;padding:.6rem;cursor:pointer}
.menu-btn span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0}
/* hero : le logo-canapé est l'élément mémorable */
.hero{padding:8rem 0 5rem;background:radial-gradient(60% 80% at 85% 40%,var(--mint-50),transparent 70%)}
.hero-in{display:grid;grid-template-columns:1.1fr 1fr;gap:3rem;align-items:center}
.hero-logo{padding:2rem;animation:settle .9s cubic-bezier(.2,.8,.2,1) both}
@keyframes settle{from{opacity:0;transform:translateY(-24px) scale(.96)}to{opacity:1;transform:none}}
/* sections */
.sec{padding:5.5rem 0}
.sec-tint{background:var(--mint-50)}
.why{display:grid;grid-template-columns:1fr 1.6fr;gap:3rem}
.why-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:2.5rem 2rem}
.why-list li{border-top:3px solid var(--sea);padding-top:1rem}
.why-list h3{margin-bottom:.5rem}
.why-list p{color:var(--muted)}
.models{list-style:none}
.model{display:grid;grid-template-columns:9rem 1fr 8rem 9rem auto;gap:1rem 1.5rem;align-items:center;padding:1.4rem 0;border-top:1px solid var(--teal-2)}
.model:last-child{border-bottom:1px solid var(--teal-2)}
.model h3{font-size:1.5rem}
.model-desc,.model-size{color:var(--muted)}
.model-price{font-weight:800;font-size:1.25rem;color:var(--teal)}
.note{margin-top:1.5rem;color:var(--muted);font-size:.95rem}
/* contact */
.contact{display:grid;grid-template-columns:1fr 1.3fr;gap:3rem;align-items:start}
.contact-form{background:var(--white);padding:2.5rem;border-radius:20px;border:1px solid var(--line)}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;margin-bottom:.4rem;font-weight:700}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:.75rem;border:2px solid var(--line);border-radius:10px;font:inherit;background:var(--white);color:var(--ink)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--teal-2);box-shadow:0 0 0 3px var(--mint-50)}
.form-group textarea{resize:vertical;min-height:130px}
.error-message{display:none;color:var(--err);font-size:.88rem;margin-top:.3rem}
.form-group.error input,.form-group.error select,.form-group.error textarea{border-color:var(--err)}
.form-group.error .error-message{display:block}
.alert-message{display:none;padding:1rem;border-radius:10px;margin-bottom:1.25rem;font-weight:700;color:var(--white)}
.alert-message.success{background:var(--ok)}
.alert-message.error{background:var(--err)}
.contact-form .btn{width:100%}
/* footer */
.foot{background:var(--ink);color:#cfe5e1;padding:2rem 0;font-size:.95rem}
.foot a{color:var(--mint)}
.foot-in{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
/* cookies */
#cookieConsent{position:fixed;inset:auto 0 0;z-index:1000;background:var(--ink);color:var(--white);padding:1.5rem 0;transform:translateY(110%);transition:transform .4s}
#cookieConsent.show{transform:none}
.cookie-in{display:flex;gap:2rem;align-items:center;flex-wrap:wrap}
.cookie-text{flex:1;min-width:280px}
.cookie-text h2{font-size:1.25rem;margin-bottom:.3rem}
.cookie-text p{font-size:.95rem;opacity:.9}
.cookie-buttons{display:flex;gap:.75rem;flex-wrap:wrap}
#cookieModal{display:none;position:fixed;inset:0;z-index:1001;background:rgba(15,58,64,.75);padding:1.5rem;overflow-y:auto}
#cookieModal.show{display:flex;align-items:center;justify-content:center}
.modal{background:var(--white);border-radius:20px;max-width:640px;width:100%;padding:2rem}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.modal-head h2{margin:0;font-size:1.6rem}
.modal-close{background:none;border:0;font-size:2rem;line-height:1;cursor:pointer;color:var(--muted)}
.ck-cat{display:flex;justify-content:space-between;gap:1.5rem;padding:1.1rem 0;border-top:1px solid var(--line)}
.ck-cat p{color:var(--muted);font-size:.95rem}
.req{font-size:.75rem;background:var(--mint-50);color:var(--teal);padding:.15rem .6rem;border-radius:999px;margin-left:.4rem}
.switch{position:relative;flex:none;width:52px;height:28px}
.switch input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer;z-index:1}
.switch span{position:absolute;inset:0;background:#b9cfca;border-radius:28px;transition:background .2s}
.switch span::before{content:"";position:absolute;width:20px;height:20px;left:4px;top:4px;background:#fff;border-radius:50%;transition:transform .2s}
.switch input:checked+span{background:var(--teal)}
.switch input:checked+span::before{transform:translateX(24px)}
.switch input:disabled+span{opacity:.55}
.switch input:focus-visible+span{outline:3px solid var(--teal-2);outline-offset:3px}
.modal-foot{display:flex;gap:1rem;justify-content:flex-end;flex-wrap:wrap;margin-top:1rem}
/* responsive */
@media(max-width:900px){
 .hero{padding-top:6.5rem}.hero-in,.why,.contact{grid-template-columns:1fr}
 .hero-logo{order:-1;max-width:340px;padding:0}
 .model{grid-template-columns:1fr auto;grid-template-areas:"n p""d d""s b"}
 .model h3{grid-area:n}.model-price{grid-area:p;text-align:right}.model-desc{grid-area:d}.model-size{grid-area:s}.model .btn{grid-area:b;justify-self:end}
 .menu-btn{display:block}
 .menu{display:none;position:absolute;top:4.5rem;left:0;right:0;flex-direction:column;align-items:flex-start;gap:1rem;background:var(--bg);padding:1.5rem;box-shadow:0 10px 20px rgba(15,58,64,.12)}
 .menu.open{display:flex}
}
@media(max-width:600px){.why-list{grid-template-columns:1fr}.sec{padding:3.5rem 0}.contact-form{padding:1.5rem}.cookie-buttons .btn{flex:1}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}