:root{
  --chenal:#16262a;
  --vasiere:#5c6b57;
  --brique:#a3572f;
  --craie:#f3efe6;
  --brume:#e4e6da;
  --hair:rgba(22,38,42,.16);
  --hair-soft:rgba(22,38,42,.09);
  --r:5px;
  --rb:999px;
  --serif:'Besley',Georgia,serif;
  --sans:'Work Sans',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font:400 1rem/1.65 var(--sans);color:var(--chenal);background:var(--craie)}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.15;color:var(--chenal)}
h2{font-size:clamp(1.8rem,1.5rem + 1.3vw,2.4rem);max-width:18ch}
h3{font-size:1.4rem;margin-top:2.2rem}
h4{font-size:1.15rem}
p{max-width:62ch}
.lead{font-size:1.15rem;color:#3a4a46}
a{color:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--brique);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--chenal);color:#fff;padding:.7rem 1.2rem;z-index:100;text-decoration:none}
.skip:focus{left:1rem;top:1rem}
.wrap{max-width:1080px;margin:auto;padding:4.5rem 1.4rem}

/* en-tête */
.top{position:fixed;top:0;left:0;right:0;z-index:30;display:flex;justify-content:space-between;align-items:center;padding:1rem 1.4rem;background:rgba(243,239,230,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--hair-soft)}
.logo{font:600 1.25rem var(--serif);color:var(--chenal);text-decoration:none}
nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:1.1rem;padding:1.6rem 1.4rem 2rem;background:var(--craie);border-bottom:1px solid var(--hair)}
nav.open{display:flex}
nav a{color:var(--chenal);text-decoration:none;font-weight:500;padding-bottom:.1rem;border-bottom:1px solid transparent}
nav a:hover{border-color:var(--brique)}
nav a.btn{border-bottom:0}
.lang{display:flex;gap:.6rem;align-items:center}
.lang button{background:none;border:0;color:var(--vasiere);padding:.1rem 0;cursor:pointer;font:600 .82rem var(--sans)}
.lang button[aria-pressed=true]{color:var(--chenal);text-decoration:underline;text-underline-offset:3px}
.lang button+button{border-left:1px solid var(--hair);padding-left:.6rem}
.burger{background:none;border:0;display:grid;gap:5px;padding:6px;cursor:pointer}
.burger span{width:22px;height:1.5px;background:var(--chenal)}
@media(min-width:900px){
  .burger{display:none}
  nav{display:flex;position:static;flex-direction:row;padding:0;background:none;border:0;align-items:center;gap:1.8rem}
}
.btn{display:inline-block;background:var(--brique);color:var(--craie);padding:.85rem 1.7rem;border-radius:var(--rb);text-decoration:none;font-weight:600}
.btn.small{padding:.45rem 1.1rem;font-size:.92rem}
.btn.big{font-size:clamp(1.1rem,.9rem + 1.4vw,1.5rem);padding:1rem 2rem}
.btn.ghost{background:none;border:1.5px solid var(--chenal);color:var(--chenal);margin-top:1.6rem}

/* hero */
.hero{position:relative;min-height:92svh;display:grid;color:#fff;overflow:hidden}
.hero img{position:relative;z-index:0;grid-area:1/1;width:100%;height:100%;object-fit:cover;clip-path:inset(0 100% 0 0);animation:reveal 1.3s .15s cubic-bezier(.65,0,.35,1) forwards}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(190deg,rgba(22,38,42,.12),rgba(22,38,42,.82) 85%)}
@keyframes reveal{to{clip-path:inset(0 0 0 0)}}
.hero-t{position:relative;z-index:3;align-self:end;max-width:640px;padding:7rem 1.4rem 7.5rem;margin-left:clamp(1.4rem,4vw,5rem);opacity:0;animation:up .8s .9s ease forwards}
@keyframes up{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero h1{color:#fff;font-size:clamp(2.2rem,1.6rem + 2.6vw,3.6rem);max-width:14ch;margin-bottom:1rem}
.hero p{margin-bottom:1.7rem;font-size:1.15rem;opacity:.95}
.tide{position:absolute;left:0;right:0;bottom:0;width:100%;height:70px;z-index:2}
.tide path{fill:var(--craie)}
.tide.small{position:static;height:34px;width:100%;margin-bottom:1.8rem;opacity:.85}
.tide.small path{fill:none;stroke:var(--brique);stroke-width:1.6}

/* le gîte */
.split{display:grid;gap:2rem;align-items:center;margin-bottom:2.6rem}
.split img{border-radius:var(--r);aspect-ratio:4/3;width:100%;object-fit:cover;border:1px solid var(--hair)}
@media(min-width:800px){.split{grid-template-columns:1.15fr .85fr;gap:3rem}}
.specs{list-style:none;padding:0;display:grid;gap:0}
@media(min-width:620px){.specs{grid-template-columns:1fr 1fr;column-gap:2.4rem}}
.specs li{display:flex;align-items:center;gap:.9rem;padding:.95rem 0;border-bottom:1px solid var(--hair-soft);font-weight:500}
.specs svg{flex:none;width:24px;height:24px;color:var(--brique);fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.floors{display:grid;gap:1.6rem;margin-top:1.4rem}
@media(min-width:700px){.floors{grid-template-columns:1fr 1fr}}
.floor img{border-radius:var(--r);aspect-ratio:3/2;object-fit:cover;border:1px solid var(--hair);margin-bottom:.9rem}
.floor h4{margin-bottom:.4rem}

/* galerie */
.grid{display:grid;grid-template-columns:repeat(2,1fr);grid-auto-rows:130px;grid-auto-flow:dense;gap:.5rem}
@media(min-width:760px){.grid{grid-template-columns:repeat(4,1fr);grid-auto-rows:170px}}
.grid button{border:0;padding:0;cursor:zoom-in;border-radius:var(--r);overflow:hidden;background:var(--brume)}
.grid button:nth-child(7n+1){grid-column:span 2;grid-row:span 2}
.grid button:nth-child(7n+4){grid-row:span 2}
.grid button:nth-child(7n+6){grid-column:span 2}
.grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.grid button:hover img{transform:scale(1.045)}

/* bandes */
.band{background:var(--brume)}
.walk{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.5rem 1.8rem;margin:1.6rem 0 1.2rem}
.walk li{font-weight:500}
.note{color:var(--vasiere)}

.cols.three{display:grid;gap:1.3rem}
@media(min-width:760px){.cols.three{grid-template-columns:repeat(3,1fr)}}
.place{background:var(--craie);border:1px solid var(--hair);border-radius:var(--r);padding:1.7rem}
.place .ic{width:34px;height:34px;color:var(--brique);fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;margin-bottom:1.1rem}
.place h3{margin-top:0;font-size:1.25rem;margin-bottom:.5rem}

.pricelist{list-style:none;padding:0;display:grid;gap:.2rem;margin:1.8rem 0}
.pricelist li{border-left:3px solid var(--brique);background:var(--craie);padding:.8rem 0 .8rem 1.1rem}

iframe{width:100%;height:400px;border:1px solid var(--hair);border-radius:var(--r)}

.contact{border-top:1px solid var(--hair);max-width:640px}
footer{text-align:center;padding:2.4rem 1rem 4rem;font-size:.9rem;color:var(--vasiere)}

/* lightbox */
.lb{position:fixed;inset:0;z-index:50;background:rgba(22,38,42,.94);display:grid;place-items:center;grid-template-columns:auto 1fr auto}
.lb[hidden]{display:none}
.lb figure{max-width:100%;text-align:center;color:#fff}
.lb img{max-height:80vh;margin:auto;object-fit:contain;border-radius:3px}
.lb figcaption{margin-top:.8rem;font-size:.9rem;opacity:.85}
.lb button{background:none;border:0;color:#fff;font-size:2.3rem;padding:1rem;cursor:pointer}
.lb .x{position:absolute;top:0;right:0}

.reveal{opacity:0;transform:translateY(10px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .hero img{clip-path:inset(0 0 0 0)}
  .hero-t{opacity:1;transform:none}
  .reveal{opacity:1;transform:none}
}