:root{
  --accent:#3798c8;
  --nav-alpha:.38;
  --thumb-alpha:.82;
  --glass:rgba(15,15,15,.58);
  --text:#fff;
}
*{box-sizing:border-box}
html,body{width:100%;height:100%;margin:0;overflow:hidden;background:#090909;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
button{font:inherit}
.viewer-shell,#panorama{position:relative;width:100%;height:100%}
#panorama{background:#111}
.brand-overlay{position:absolute;z-index:20;left:20px;top:18px;padding:10px 15px;border-radius:10px;background:rgba(15,15,15,.42);backdrop-filter:blur(10px);color:rgba(255,255,255,.9);letter-spacing:.02em;font-size:clamp(17px,2vw,26px);font-weight:300;pointer-events:none}
.brand-overlay strong{color:var(--accent);font-weight:900}
.top-controls{position:absolute;z-index:20;right:18px;top:16px;display:flex;gap:10px}
.round-control{width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(12,12,12,.52);color:#fff;backdrop-filter:blur(10px);cursor:pointer;font-size:22px}
.round-control:hover{border-color:var(--accent);color:var(--accent)}
.loading{position:absolute;z-index:50;inset:0;display:grid;place-items:center;background:#0a0a0ae8;color:#fff;transition:.25s}
.loading.hidden{opacity:0;pointer-events:none}
.gallery-toggle{position:absolute;z-index:31;left:20px;bottom:24px;width:76px;height:76px;border:1px solid rgba(255,255,255,.26);border-radius:18px;background:rgba(18,18,18,.58);color:#fff;backdrop-filter:blur(12px);cursor:pointer;display:grid;place-items:center;gap:1px}
.gallery-toggle:hover{border-color:var(--accent)}
.stack-icon{position:relative;width:34px;height:28px;display:block}
.stack-icon i{position:absolute;left:5px;width:25px;height:17px;border:2px solid #fff;border-radius:3px;background:rgba(255,255,255,.15)}
.stack-icon i:nth-child(1){top:0;transform:rotate(-7deg)}
.stack-icon i:nth-child(2){top:5px;transform:rotate(4deg)}
.stack-icon i:nth-child(3){top:10px;background:var(--accent)}
.toggle-label{font-size:11px;font-weight:700}
.gallery-panel{position:absolute;z-index:30;left:108px;right:18px;bottom:18px;padding:13px;border-radius:18px;background:rgba(15,15,15,.56);backdrop-filter:blur(15px);transform:translateY(calc(100% + 35px));opacity:0;pointer-events:none;transition:transform .28s ease,opacity .22s ease}
.gallery-panel.open{transform:translateY(0);opacity:1;pointer-events:auto}
.scene-list{display:flex;gap:12px;overflow-x:auto;scrollbar-width:thin;scrollbar-color:var(--accent) transparent;padding:2px}
.scene-card{position:relative;flex:0 0 clamp(125px,12vw,180px);height:105px;border:2px solid transparent;padding:0;border-radius:11px;overflow:hidden;background:#222;cursor:pointer;color:#fff}
.scene-card img{width:100%;height:100%;display:block;object-fit:cover;opacity:var(--thumb-alpha)}
.scene-card::after{content:"";position:absolute;inset:42% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.86))}
.scene-card span{position:absolute;z-index:2;left:7px;right:7px;bottom:7px;text-align:center;font-weight:750;text-shadow:0 1px 4px #000}
.scene-card.active{border-color:var(--accent);box-shadow:0 0 0 1px rgba(255,255,255,.35)}
.scene-card:hover{transform:translateY(-2px)}
.custom-hotspot{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;cursor:pointer;background:color-mix(in srgb,var(--accent) calc(var(--nav-alpha)*100%),transparent);border:2px solid rgba(255,255,255,.72);box-shadow:0 5px 20px rgba(0,0,0,.3)}
.custom-hotspot::before{content:"›";color:#fff;font-size:42px;line-height:1;margin-top:-5px}
.custom-tooltip{position:absolute;left:50%;bottom:62px;transform:translateX(-50%);padding:7px 10px;border-radius:7px;background:rgba(0,0,0,.8);color:#fff;white-space:nowrap;font-size:13px;opacity:0;transition:.15s}
.custom-hotspot:hover .custom-tooltip{opacity:1}
.nadir-logo{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;padding:12px;background:rgba(30,30,30,.30);border:5px double rgba(220,220,220,.75);box-shadow:0 7px 26px rgba(0,0,0,.3);overflow:hidden;pointer-events:none}
.nadir-logo img{max-width:100%;max-height:100%;object-fit:contain}
.toast{position:absolute;z-index:80;left:50%;bottom:112px;transform:translate(-50%,20px);padding:10px 15px;border-radius:10px;background:#111d;color:#fff;opacity:0;pointer-events:none;transition:.2s}
.toast.show{opacity:1;transform:translate(-50%,0)}
.pnlm-controls-container{top:82px!important;left:14px!important}
.pnlm-load-button{background:var(--accent)!important}
@media(max-width:760px){
 .brand-overlay{left:10px;top:10px;font-size:16px}
 .top-controls{right:8px;top:8px;gap:6px}
 .round-control{width:40px;height:40px}
 .gallery-toggle{left:10px;bottom:10px;width:62px;height:62px}
 .gallery-panel{left:80px;right:8px;bottom:8px;padding:9px}
 .scene-card{flex-basis:115px;height:82px}
 .nadir-logo{width:110px;height:110px}
}


/* V0.4 — Présentation Dollhouse et plan */
.hidden{display:none!important}
.intro{position:absolute;z-index:100;inset:0;display:grid;place-items:center;overflow:hidden;background:#0b0b0b;color:#fff}
.intro-backdrop{position:absolute;inset:-4%;background:radial-gradient(circle at 50% 35%,rgba(242,140,0,.22),transparent 35%),linear-gradient(145deg,#10131a,#050505);animation:introGlow 5s ease-in-out infinite alternate}
.intro-content{position:relative;z-index:2;width:min(1000px,94vw);text-align:center}
.intro h1{font-size:clamp(28px,5vw,58px);margin:24px 0 18px;text-shadow:0 8px 30px #000}
.intro button{border:1px solid rgba(255,255,255,.38);background:rgba(15,15,15,.58);color:#fff;padding:13px 22px;border-radius:999px;cursor:pointer;font-weight:800;backdrop-filter:blur(10px)}
.intro button:hover{background:var(--accent);border-color:var(--accent)}
.dollhouse{position:relative;margin:auto;width:min(820px,90vw);height:min(430px,52vh);perspective:1100px;transform-style:preserve-3d}
.doll-card{position:absolute;width:190px;height:125px;border:1px solid rgba(255,255,255,.5);border-radius:11px;overflow:hidden;background:#222;box-shadow:0 24px 48px #0009;transform-style:preserve-3d;animation:dollFloat 4s ease-in-out infinite alternate}
.doll-card img{width:100%;height:100%;object-fit:cover;opacity:.92}
.doll-card span{position:absolute;left:0;right:0;bottom:0;padding:8px;background:linear-gradient(transparent,#000d);font-weight:800}
.doll-card:nth-child(1){left:4%;top:38%;transform:rotateY(20deg) rotateX(3deg) translateZ(10px)}
.doll-card:nth-child(2){left:25%;top:13%;transform:rotateY(10deg) translateZ(80px);animation-delay:.2s}
.doll-card:nth-child(3){left:49%;top:7%;transform:rotateY(-7deg) translateZ(35px);animation-delay:.4s}
.doll-card:nth-child(4){right:4%;top:30%;transform:rotateY(-20deg) rotateX(3deg);animation-delay:.6s}
.doll-card:nth-child(5){left:17%;bottom:1%;transform:rotateY(14deg) translateZ(30px);animation-delay:.8s}
.doll-card:nth-child(6){left:42%;bottom:2%;transform:translateZ(100px);animation-delay:1s}
.doll-card:nth-child(7){right:13%;bottom:0;transform:rotateY(-14deg) translateZ(15px);animation-delay:1.2s}
.doll-card:nth-child(n+8){display:none}
.intro.leaving{animation:introLeave .7s ease forwards}
.modal{position:absolute;z-index:110;inset:0;display:grid;place-items:center;background:rgba(0,0,0,.78);backdrop-filter:blur(7px)}
.plan-card{width:min(1000px,92vw);max-height:88vh;padding:20px;border-radius:18px;background:#151515;color:#fff;box-shadow:0 30px 90px #000}
.plan-card h2{margin:0 0 14px}
.plan-card img{display:block;max-width:100%;max-height:74vh;margin:auto;object-fit:contain;border-radius:10px;background:#fff}
.modal-close{position:absolute;right:22px;top:18px;width:48px;height:48px;border-radius:50%;border:1px solid #fff6;background:#111a;color:#fff;font-size:30px;cursor:pointer}
@keyframes dollFloat{to{translate:0 -13px;filter:brightness(1.08)}}
@keyframes introGlow{to{transform:scale(1.04);filter:hue-rotate(8deg)}}
@keyframes introLeave{to{opacity:0;transform:scale(1.04);pointer-events:none}}
@media(max-width:700px){
 .dollhouse{height:390px}
 .doll-card{width:145px;height:95px}
 .doll-card:nth-child(1){left:1%;top:42%}.doll-card:nth-child(4){right:1%;top:42%}
 .intro h1{margin-top:8px}
}

/* V0.5 — transitions et modes de plan */
#panorama{transition:filter .45s ease,opacity .45s ease}
.viewer-shell.scene-changing #panorama{filter:blur(5px) brightness(.72);opacity:.72}
.gallery-panel,.modal,.intro{transition-timing-function:cubic-bezier(.22,.8,.22,1)}
.plan-switch{display:flex;gap:8px;margin-bottom:12px}
.plan-switch button{border:1px solid #ffffff45;background:#ffffff10;color:#fff;padding:8px 12px;border-radius:8px;cursor:pointer}
.plan-switch button:hover{border-color:var(--accent);color:var(--accent)}

/* V0.6 — correctifs plein écran, fondu et couleur */
html,body{width:100%;height:100%;min-height:100%;overflow:hidden;background:#111}
body{position:fixed;inset:0}
.viewer-shell{position:fixed!important;inset:0!important;width:100vw!important;height:100dvh!important;min-height:100dvh!important;overflow:hidden!important;background:#111}
#panorama{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;min-height:100%!important;background:#111!important}
#panorama .pnlm-container,#panorama .pnlm-render-container,#panorama canvas{width:100%!important;height:100%!important}
.loading{background:transparent!important;display:flex!important;align-items:center!important;justify-content:center!important;pointer-events:none}
.loading::before{content:"";width:42px;height:42px;border-radius:50%;border:4px solid rgba(255,255,255,.28);border-top-color:var(--accent);animation:vrspin .8s linear infinite;opacity:0}
.loading:not(.hidden)::before{opacity:1}
.loading{font-size:0}
.loading.hidden{opacity:0}
.viewer-shell.scene-changing #panorama{filter:brightness(.92);opacity:1!important}
.custom-hotspot{background:var(--nav-bg,rgba(242,140,0,.38))!important;opacity:1!important}
input[type="color"]{appearance:none;-webkit-appearance:none;width:100%;height:52px;padding:4px;border:1px solid #d1d5db;border-radius:9px;background:#fff;cursor:pointer}
input[type="color"]::-webkit-color-swatch-wrapper{padding:0}
input[type="color"]::-webkit-color-swatch{border:0;border-radius:6px}
input[type="color"]::-moz-color-swatch{border:0;border-radius:6px}
@keyframes vrspin{to{transform:rotate(360deg)}}

/* V0.7 — aucun écran de chargement superposé */
.loading{display:none!important}
.viewer-error{position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:#111;font-size:18px}
.gallery-panel{left:92px;right:14px;bottom:14px;padding:9px;border-radius:14px}
.gallery-toggle{left:14px;bottom:14px;width:64px;height:64px;border-radius:15px}
.scene-list{gap:8px}
.scene-card{flex:0 0 clamp(92px,8.5vw,128px);height:76px;border-radius:8px}
.scene-card span{font-size:13px;bottom:4px;left:4px;right:4px}
.scene-card::after{inset:35% 0 0}
.top-controls .round-control:first-child{display:grid}
@media(max-width:760px){
 .gallery-panel{left:75px;right:6px;bottom:6px}
 .gallery-toggle{left:6px;bottom:6px;width:58px;height:58px}
 .scene-card{flex-basis:88px;height:66px}
}

/* ===== V0.8 — transitions propres + logo nadir agrandi ===== */
/* Masque l'écran de chargement natif de Pannellum (le rectangle noir entre 2 panoramas) */
.pnlm-load-box,.pnlm-lbox,.pnlm-lbar,.pnlm-lbar-fill,.pnlm-lmsg,.pnlm-load-button{display:none!important}
#panorama,#panorama .pnlm-container,#panorama .pnlm-render-container{background:#111!important}
/* On garde le panorama précédent pleinement visible pendant le fondu (aucun assombrissement) */
.viewer-shell.scene-changing #panorama{filter:none!important;opacity:1!important}

/* Logo au sol plus grand, plus opaque, pour bien masquer la rotule / le trépied */
.nadir-logo{width:230px!important;height:230px!important;padding:10px!important;background:rgba(18,18,18,.55)!important;border-width:4px!important}
.nadir-logo img{max-width:100%!important;max-height:100%!important}
@media(max-width:760px){.nadir-logo{width:180px!important;height:180px!important}}

/* ===== V0.9 — mode intégration (iframe) : aperçu + bouton lecture ===== */
.embed-cover{position:absolute;z-index:120;inset:0;overflow:hidden;background:#111;cursor:pointer}
.embed-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.82)}
.embed-cover-grad{position:absolute;inset:0;background:radial-gradient(circle at 50% 46%,transparent 30%,rgba(0,0,0,.35)),linear-gradient(180deg,rgba(0,0,0,.15),rgba(0,0,0,.55))}
.embed-cover-inner{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;text-align:center;padding:20px}
.embed-play{width:96px;height:96px;border-radius:50%;border:0;background:rgba(255,255,255,.92);box-shadow:0 12px 40px rgba(0,0,0,.45);cursor:pointer;display:grid;place-items:center;transition:transform .2s,background .2s}
.embed-play:hover{transform:scale(1.06);background:#fff}
.embed-play-tri{width:0;height:0;margin-left:6px;border-style:solid;border-width:17px 0 17px 28px;border-color:transparent transparent transparent #111}
.embed-title{margin:0;color:#fff;font-weight:800;font-size:clamp(20px,3.2vw,34px);text-shadow:0 3px 18px rgba(0,0,0,.6);letter-spacing:.01em}
.embed-brand{position:absolute;left:18px;bottom:16px;color:rgba(255,255,255,.9);font-size:14px;font-weight:300;letter-spacing:.05em;text-shadow:0 2px 10px #000}
.embed-brand strong{color:var(--accent);font-weight:900}
.embed-cover.leaving{animation:introLeave .5s ease forwards}
@media(max-width:760px){.embed-play{width:74px;height:74px}.embed-play-tri{border-width:13px 0 13px 22px}}

/* ===== V1.0 — plan schématique de navigation (auto) ===== */
.plan-modes{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.plan-modes button{border:1px solid #ffffff45;background:#ffffff10;color:#fff;padding:8px 13px;border-radius:8px;cursor:pointer}
.plan-modes button.active{background:var(--accent);border-color:var(--accent)}
.plan-schematic{width:100%}
.plan-schematic svg{width:100%;height:auto;max-height:62vh;display:block}
.plan-edge{stroke:rgba(255,255,255,.28);stroke-width:2}
.plan-node{cursor:pointer}
.plan-node .pn-box{fill:#20252f;stroke:rgba(255,255,255,.22);stroke-width:1.5;transition:stroke .15s}
.plan-node .pn-label{fill:#fff;font:600 14px Inter,system-ui,sans-serif;text-anchor:middle;dominant-baseline:middle;pointer-events:none}
.plan-node:hover .pn-box{stroke:var(--accent);stroke-width:2.5}
.plan-node.current .pn-box{fill:var(--accent);stroke:#fff;stroke-width:2}
.plan-hint{color:#cbd5e1;font-size:13px;margin:10px 2px 0}
.plan-image-wrap.hidden,.plan-schematic.hidden,.plan-hint.hidden{display:none!important}

/* Hotspot orienté à gauche */
.custom-hotspot.hs-left::before{content:"\2039"}