*{box-sizing:border-box;margin:0}
:root{--encre:#0B0D12;--bleu:#0155F6;--bleu2:#3D7BFF;--pierre:#F6F7FA;--gris:#5E6572;--ligne:#E3E6EC;--police:'Outfit',system-ui,sans-serif;--marge:clamp(18px,5vw,72px)}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--pierre);color:var(--encre);font:400 16px/1.55 var(--police);overflow-x:clip}
html.bloque{overflow:hidden}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
ul,ol{list-style:none;padding:0}
img,video{max-width:100%;display:block}
[hidden]{display:none!important}
h1,h2,h3{font-weight:800;letter-spacing:-.025em}
.sur{display:flex;align-items:center;gap:10px;font-size:.78rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase}
.point{width:8px;height:8px;border-radius:50%;background:var(--bleu);box-shadow:0 0 0 0 rgba(1,85,246,.6);animation:pouls 2.4s ease-out infinite}
:focus-visible{outline:2px solid var(--bleu);outline-offset:3px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 28px;border-radius:99px;background:var(--bleu);color:#fff;font-weight:600;text-decoration:none;box-shadow:0 14px 30px -14px var(--bleu);transition:transform .2s,background .2s}
.btn:hover{background:#0047D6}
.btn:active{transform:scale(.97)}
.btn.clair{background:#fff;color:var(--encre);box-shadow:none}
.lien{display:inline-flex;align-items:center;min-height:44px;font-weight:500;text-underline-offset:5px}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px 24px}

/* L'ouverture : la serrure du logo s'ouvre sur l'appartement */
.serrure{position:fixed;inset:0;z-index:60;pointer-events:none}
.serrure svg{position:absolute;inset:0;width:100%;height:100%}
.serrure-logo{position:absolute;left:50%;top:50%;width:min(68vw,420px);height:auto;transform:translate(-50%,-50%)}
html:not(.js) .serrure{display:none}

/* En-tête */
.barre{position:fixed;inset:0 0 auto;z-index:30;display:flex;align-items:center;gap:20px;padding:12px var(--marge);transition:background .35s,box-shadow .35s}
.barre.fonce{background:rgba(246,247,250,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--ligne)}
.marque{position:relative;display:block;margin-right:auto;padding:8px 10px;border-radius:12px;background:rgba(255,255,255,.92)}
.barre.fonce .marque{background:none;padding:8px 0}
.marque img{height:30px;width:auto}
.nav{display:none;gap:26px;font-weight:500}
.nav a{text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.btn-devis{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border-radius:99px;background:var(--bleu);color:#fff;font-weight:600;font-size:.92rem;text-decoration:none;white-space:nowrap}

/* Accueil */
.entree{position:relative;display:flex;align-items:flex-end;min-height:100vh;min-height:100svh;padding:110px var(--marge) clamp(70px,12vh,120px);color:#fff;overflow:hidden;background:var(--encre)}
.entree-photo{position:absolute;inset:0}
.entree-photo img{width:100%;height:100%;object-fit:cover;transform-origin:50% 60%;animation:respire 22s ease-in-out infinite alternate}
.entree-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,13,18,.25),transparent 30%,rgba(11,13,18,.35) 55%,rgba(11,13,18,.9))}
.entree-texte{position:relative;z-index:1;max-width:900px}
h1{margin:14px 0 18px;font-size:clamp(3.1rem,11vw,8.4rem);line-height:.92}
.ligne{display:block;overflow:hidden;padding-bottom:.06em}
.ligne>span{display:inline-block}
.ligne.bleue{color:var(--bleu2)}
.chapo{max-width:34em;font-size:clamp(1.02rem,1.6vw,1.25rem);color:rgba(255,255,255,.88)}
.entree .actions{margin-top:26px}
.defiler{position:absolute;right:var(--marge);bottom:34px;z-index:1;display:grid;place-items:center;width:46px;height:74px;border-radius:99px;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.6)}
.defiler span{width:4px;height:12px;border-radius:4px;background:#fff;animation:glisse 1.8s ease-in-out infinite}

/* Les logements par catégorie */
.logements{padding:clamp(80px,13vh,140px) var(--marge)}
.tete .sur{color:var(--bleu)}
.logements h2,.quartiers h2{margin-top:10px;font-size:clamp(2.4rem,7vw,4.6rem);line-height:.98}
.cats{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 22px}
.cat{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 20px;border-radius:99px;box-shadow:inset 0 0 0 1px var(--ligne);background:#fff;font-weight:600;transition:background .25s,color .25s}
.cat small{display:inline-grid;place-items:center;min-width:24px;height:24px;border-radius:99px;background:var(--pierre);color:var(--gris);font-size:.78rem}
.cat[aria-selected=true]{background:var(--encre);color:#fff;box-shadow:none}
.cat[aria-selected=true] small{background:var(--bleu);color:#fff}
.grille{display:grid;gap:18px}
.carte{position:relative;display:block;width:100%;min-height:clamp(420px,70vh,620px);border-radius:26px;overflow:hidden;color:#fff;text-align:left;background:#000}
.carte img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.8,.2,1)}
@media (hover:hover){.carte:hover img{transform:scale(1.05)}}
.carte::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(11,13,18,.88))}
.carte-texte{position:absolute;left:24px;right:24px;bottom:22px;z-index:1;display:grid;gap:6px}
.carte-cat{justify-self:start;padding:4px 12px;border-radius:99px;background:rgba(255,255,255,.18);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);font-size:.78rem;font-weight:600}
.carte strong{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800;letter-spacing:-.02em;line-height:1}
.carte-sous{color:rgba(255,255,255,.85)}
.carte-bas{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px}
.carte-prix{font-weight:600}
.carte-fleche{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:var(--bleu);font-size:1.4rem;transition:transform .3s}
@media (hover:hover){.carte:hover .carte-fleche{transform:translateX(4px) rotate(-45deg)}}

/* Quartiers */
.quartiers{display:grid;gap:30px;padding:0 var(--marge) clamp(80px,13vh,140px)}
.quartiers .sur{color:var(--bleu)}
.quartiers-texte p:not(.sur){margin:14px 0 24px;max-width:30em;color:var(--gris)}
.plan{position:relative;border-radius:26px;overflow:hidden;background:radial-gradient(120% 100% at 30% 20%,#13203F,var(--encre))}
.plan svg{display:block;width:100%;height:auto;max-height:520px}
.terre{fill:rgba(255,255,255,.06);stroke:rgba(255,255,255,.45);stroke-width:.8;vector-effect:non-scaling-stroke}
.coeur{fill:var(--bleu2);stroke:#fff;stroke-width:1.2;vector-effect:non-scaling-stroke}
.onde{fill:none;stroke:var(--bleu2);stroke-width:1.4;vector-effect:non-scaling-stroke;transform-box:fill-box;transform-origin:center;animation:onde 2.4s ease-out infinite}
.etiquette{position:absolute;left:var(--x);top:var(--y);transform:translate(14px,-140%);padding:6px 12px;border-radius:10px;background:#fff;color:var(--encre);font-weight:700;font-size:.9rem;white-space:nowrap;box-shadow:0 10px 26px -10px rgba(0,0,0,.6)}

/* Fin */
.fin{padding:clamp(80px,14vh,150px) var(--marge) 0;background:var(--encre);color:#fff}
.fin h2{font-size:clamp(2.4rem,7.5vw,5.4rem);line-height:.98;max-width:12em}
.fin .actions{margin:32px 0 60px}
.pied{display:flex;flex-wrap:wrap;align-items:center;gap:4px 24px;padding:14px 0 max(14px,env(safe-area-inset-bottom));border-top:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.7);font-size:.86rem}
.pied span{margin-right:auto}
.pied a{display:inline-flex;align-items:center;min-height:44px}

.tete p:not(.sur){margin-top:14px;color:var(--gris)}
.puces{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.puces li{display:inline-flex;align-items:center;gap:10px;padding:10px 16px;border-radius:14px;background:#fff;box-shadow:inset 0 0 0 1px var(--ligne)}
.puces span{color:var(--gris);font-size:.9rem}
.carte-quartier{display:inline-flex;align-items:center;gap:6px}
.carte-quartier::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--bleu2)}

/* La visite d'un logement : plein écran, pièce par pièce, en photos */
.visite{position:fixed;inset:0;width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:0;border:0;overflow:hidden auto;overscroll-behavior:contain;background:var(--encre);color:#fff}
.visite::backdrop{background:var(--encre)}
.v-scene{position:relative;height:100vh;height:100svh;overflow:hidden;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.v-calque{position:absolute;inset:0;opacity:0;transition:opacity .9s cubic-bezier(.4,0,.2,1)}
.v-calque.actif{opacity:1;z-index:1}
.flou{position:absolute;inset:-60px;width:calc(100% + 120px);height:calc(100% + 120px);max-width:none;object-fit:cover;filter:blur(36px) brightness(.5) saturate(1.15)}
.net{position:absolute;left:0;right:0;top:96px;bottom:250px;width:100%;height:calc(100% - 346px);object-fit:contain;transform-origin:50% 50%}
.v-calque.actif .net{animation:camera 7s cubic-bezier(.25,.1,.25,1) forwards}
.v-calque.actif.pair .net{animation-name:camera2}
.v-scene::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;background:linear-gradient(180deg,rgba(11,13,18,.7),transparent 20%,transparent 58%,rgba(11,13,18,.92))}
.v-haut{position:absolute;inset:0 0 auto;z-index:3;padding:max(12px,env(safe-area-inset-top)) var(--marge) 0}
.v-segs{display:flex;gap:4px}
.v-segs span{flex:1;height:3px;border-radius:3px;background:rgba(255,255,255,.25);overflow:hidden}
.v-segs i{display:block;width:0;height:100%;background:#fff}
.v-segs .fait i{width:100%}
.v-segs .encours i{animation:remplir var(--duree,6s) linear forwards}
.visite.arret .v-segs .encours i{animation:none;width:100%}
.v-ligne{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px}
.v-nom{display:grid;line-height:1.25}
.v-nom strong{font-size:1.02rem}
.v-nom span{color:rgba(255,255,255,.72);font-size:.88rem}
.fermer{flex:none;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.14);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#fff;font-size:1.6rem;line-height:1}
.fermer:focus:not(:focus-visible){outline:0}
.v-bas{position:absolute;inset:auto 0 0;z-index:3;padding:0 var(--marge) max(16px,env(safe-area-inset-bottom))}
.compteur{font-weight:600;font-variant-numeric:tabular-nums;color:rgba(255,255,255,.7)}
.c-actuel{color:#fff;font-size:1.2rem}
.v-titre{margin-top:4px;font-size:clamp(2rem,8vw,3.6rem);line-height:1}
.v-texte{margin-top:8px;max-width:28em;color:rgba(255,255,255,.85);min-height:3.1em}
.v-cmd{display:flex;align-items:center;gap:10px;margin-top:12px}
.rond{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.14);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);font-size:1.6rem;line-height:1;transition:background .2s}
.rond:hover{background:rgba(255,255,255,.26)}
.rond:disabled{opacity:.35;cursor:default}
.v-infos{margin-left:auto;font-weight:600}
.v-pieces{display:flex;gap:6px;margin-top:12px;overflow-x:auto;scrollbar-width:none}
.v-pieces::-webkit-scrollbar{display:none}
.v-pieces button{flex:none;width:58px;height:44px;border-radius:10px;overflow:hidden;opacity:.5;box-shadow:inset 0 0 0 2px transparent;transition:opacity .3s}
.v-pieces img{width:100%;height:100%;object-fit:cover}
.v-pieces [aria-current=true]{opacity:1;outline:2px solid #fff;outline-offset:-2px}
.v-fiche{display:grid;gap:10px;max-width:760px;margin:0 auto;padding:40px var(--marge) max(40px,env(safe-area-inset-bottom))}
.fiche-cat{color:var(--bleu2)}
.fiche-titre{font-size:clamp(1.9rem,6vw,2.8rem);line-height:1}
.fiche-sous{color:rgba(255,255,255,.75)}
.fiche-eq{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.fiche-eq li{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:99px;background:rgba(255,255,255,.08);font-size:.9rem;font-weight:500}
.fiche-eq li::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--bleu) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat}
.fiche-prix{justify-self:start;margin-top:6px;padding:8px 14px;border-radius:12px;background:rgba(61,123,255,.16);color:#8FB2FF;font-weight:700}
.fiche-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px 22px;margin-top:10px}

/* Petits liens : la zone du doigt grandit sans rien déplacer */
.pied a,.lien{position:relative}

@keyframes respire{to{transform:scale(1.08)}}
@keyframes glisse{0%{transform:translateY(-12px);opacity:0}40%{opacity:1}100%{transform:translateY(14px);opacity:0}}
@keyframes pouls{to{box-shadow:0 0 0 10px rgba(1,85,246,0)}}
@keyframes camera{from{transform:scale(1)}to{transform:scale(1.07)}}
@keyframes camera2{from{transform:scale(1.07) translateX(1.5%)}to{transform:scale(1) translateX(0)}}
@keyframes remplir{to{width:100%}}
@keyframes onde{0%{transform:scale(.4);opacity:.9}80%,100%{transform:scale(2.6);opacity:0}}

@media (min-width:900px){
  .nav{display:flex}
  .marque img{height:36px}
  .grille{grid-template-columns:repeat(auto-fill,minmax(420px,1fr))}
  .quartiers{grid-template-columns:1fr 1.2fr;align-items:center}
  .net{top:88px;bottom:40px;left:40px;right:440px;width:calc(100% - 480px);height:calc(100% - 128px)}
  .v-scene::after{background:linear-gradient(180deg,rgba(11,13,18,.6),transparent 16%),linear-gradient(270deg,rgba(11,13,18,.85),transparent 42%)}
  .v-bas{left:auto;right:0;width:440px;bottom:40px;padding:0 40px}
  .v-pieces{flex-wrap:wrap}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}