:root{
  --bg:#0b0d11; --panel:rgba(16,19,25,.95); --line:rgba(255,255,255,.13);
  --fg:#f3f5f9; --muted:#9aa4b4; --accent:#5b9cf6;
  --c-computers:#5b9cf6; --c-podcast:#f2994a; --c-apparel:#41c9a4;
  --shadow:0 18px 50px rgba(0,0,0,.5);
  --sb:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);overflow:hidden;
  font:15px/1.55 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;overscroll-behavior:none;
}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
.hidden{display:none!important}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- stage ---------- */
#stage{position:fixed;inset:0}
#gl{display:block;width:100%;height:100%;touch-action:none;cursor:grab}
#gl.dragging{cursor:grabbing}
#markers{position:absolute;inset:0;pointer-events:none;overflow:hidden}

/* ---------- hotspot markers ---------- */
.mk{position:absolute;transform:translate(-50%,-50%);pointer-events:auto;
  display:flex;align-items:center;gap:9px;padding:0;background:none;
  transition:opacity .18s ease}
.mk .dot{position:relative;width:26px;height:26px;flex:0 0 26px;border-radius:50%;
  background:rgba(10,12,16,.55);border:2px solid var(--mkc,#5b9cf6);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  box-shadow:0 3px 14px rgba(0,0,0,.6);display:grid;place-items:center}
.mk .dot::before{content:"";position:absolute;inset:-2px;border-radius:50%;
  border:2px solid var(--mkc,#5b9cf6);opacity:.65;animation:ping 2.6s cubic-bezier(.2,.6,.3,1) infinite}
.mk .dot i{width:7px;height:7px;border-radius:50%;background:var(--mkc,#5b9cf6);
  box-shadow:0 0 10px var(--mkc,#5b9cf6)}
@keyframes ping{0%{transform:scale(1);opacity:.7}70%{transform:scale(2.1);opacity:0}100%{opacity:0}}
@media (prefers-reduced-motion:reduce){.mk .dot::before{animation:none}}
.mk .lab{white-space:nowrap;font-size:12.5px;font-weight:600;letter-spacing:.01em;
  padding:5px 10px;border-radius:999px;background:rgba(10,12,16,.72);
  border:1px solid var(--line);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  box-shadow:0 3px 14px rgba(0,0,0,.45);opacity:0;transform:translateX(-6px);
  transition:opacity .18s ease,transform .18s ease}
.mk:hover .lab,.mk:focus-visible .lab,.mk.on .lab{opacity:1;transform:none}
.mk:focus-visible{outline:2px solid #fff;outline-offset:6px;border-radius:999px}

/* ---------- navigation arrows (floor-anchored) ---------- */
.nav{position:absolute;transform:translate(-50%,-50%);pointer-events:auto;
  display:grid;place-items:center;width:52px;height:52px;border-radius:50%;
  background:rgba(10,12,16,.5);border:1.5px solid rgba(255,255,255,.5);
  backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px);
  box-shadow:0 6px 20px rgba(0,0,0,.5);transition:background .16s,transform .16s,border-color .16s}
.nav:hover,.nav:focus-visible{background:rgba(91,156,246,.75);border-color:#fff;transform:translate(-50%,-50%) scale(1.1)}
.nav svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:2.2;
  stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 1px 3px rgba(0,0,0,.7))}
.nav .tip{position:absolute;top:58px;white-space:nowrap;font-size:12px;font-weight:600;
  padding:4px 9px;border-radius:8px;background:rgba(10,12,16,.8);border:1px solid var(--line);
  opacity:0;transition:opacity .16s}
.nav:hover .tip,.nav:focus-visible .tip{opacity:1}

/* ---------- top bar ---------- */
#top{position:absolute;top:0;left:0;right:0;display:flex;align-items:flex-start;
  justify-content:space-between;gap:14px;padding:16px 18px;pointer-events:none;
  background:linear-gradient(rgba(0,0,0,.55),rgba(0,0,0,0))}
#title{pointer-events:auto}
#title h1{margin:0;font-size:16.5px;font-weight:680;letter-spacing:-.012em;
  text-shadow:0 2px 12px rgba(0,0,0,.75)}
#title h1 span{font-weight:500;opacity:.85}
#where{margin:3px 0 0;font-size:12.5px;font-weight:600;color:#e7ecf5;
  display:flex;align-items:center;gap:8px;
  text-shadow:0 1px 3px rgba(0,0,0,.95),0 2px 14px rgba(0,0,0,.8)}
#where .by{font-weight:500;opacity:.82}
#where i{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.5;flex:0 0 3px}
#loc{font-weight:650}
@media (max-width:420px){#title h1 span{display:none}}
.tools{display:flex;gap:8px;pointer-events:auto}
.tool{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(16,19,25,.62);border:1px solid var(--line);
  backdrop-filter:blur(9px);-webkit-backdrop-filter:blur(9px);transition:background .15s}
.tool:hover,.tool:focus-visible{background:rgba(91,156,246,.35)}
.tool svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;
  stroke-linecap:round;stroke-linejoin:round}
.tool[aria-pressed="true"]{background:rgba(91,156,246,.5);border-color:rgba(91,156,246,.8)}

/* ---------- minimap ---------- */
#mapwrap{position:absolute;right:18px;top:66px;width:170px;pointer-events:auto;
  background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:10px;
  box-shadow:var(--shadow);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
#mapwrap h2{margin:0 0 8px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);font-weight:700}
#map{display:block;width:100%;height:auto;overflow:visible}
#map .room{fill:rgba(255,255,255,.07);stroke:rgba(255,255,255,.55);stroke-width:1.6}
#map .zone{fill:rgba(255,255,255,.14)}
#map .st{fill:rgba(255,255,255,.72);cursor:pointer;transition:fill .15s,r .15s}
#map .st:hover{fill:#fff}
#map .st.cur{fill:var(--accent);stroke:#fff;stroke-width:1.2}
#map .fov{fill:rgba(91,156,246,.42)}
#map text{font-size:6.2px;fill:var(--muted);font-weight:600}

/* ---------- info panel ---------- */
#info{position:absolute;right:18px;bottom:calc(90px + var(--sb));width:360px;max-width:calc(100vw - 36px);
  background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px;
  box-shadow:var(--shadow);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transform:translateY(10px);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s}
#info.on{opacity:1;transform:none;pointer-events:auto}
#info .cat{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:700;
  letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
#info .cat span{width:9px;height:9px;border-radius:50%;background:var(--ic,#5b9cf6)}
#info h3{margin:0 0 9px;font-size:19px;line-height:1.25;letter-spacing:-.015em;font-weight:650}
#info p{margin:0;color:#d3d9e4;font-size:14.5px;line-height:1.62}
#info .x{position:absolute;top:13px;right:13px;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;color:var(--muted)}
#info .x:hover{background:rgba(255,255,255,.09);color:#fff}
#info .x svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}

/* ---------- bottom station bar ---------- */
#bar{position:absolute;left:0;right:0;bottom:0;padding:10px 14px calc(12px + var(--sb));
  display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;
  background:linear-gradient(rgba(0,0,0,0),rgba(0,0,0,.72))}
#bar::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;padding:9px 15px;border-radius:11px;font-size:13.5px;font-weight:600;
  background:rgba(16,19,25,.66);border:1px solid var(--line);white-space:nowrap;
  backdrop-filter:blur(9px);-webkit-backdrop-filter:blur(9px);transition:background .15s,border-color .15s}
.chip:hover,.chip:focus-visible{background:rgba(255,255,255,.14)}
.chip[aria-current="true"]{background:var(--accent);border-color:var(--accent);color:#08121f}

/* ---------- loading ---------- */
#load{position:absolute;inset:0;display:grid;place-items:center;background:var(--bg);
  z-index:20;transition:opacity .5s}
#load.done{opacity:0;pointer-events:none}
#load .in{text-align:center;max-width:320px;padding:20px}
#load h2{margin:0 0 6px;font-size:17px;font-weight:650}
#load p{margin:0 0 18px;color:var(--muted);font-size:13.5px}
#load .track{height:3px;border-radius:2px;background:rgba(255,255,255,.14);overflow:hidden}
#load .fill{height:100%;width:0;background:var(--accent);transition:width .3s}
#fade{position:absolute;inset:0;background:#000;opacity:0;pointer-events:none;
  transition:opacity .28s;z-index:5}
#fade.on{opacity:1}

@media (max-width:720px){
  #mapwrap{width:126px;right:12px;top:60px;padding:8px}
  #info{right:12px;left:12px;width:auto;bottom:calc(78px + var(--sb));padding:17px}
  #top{padding:12px 14px}
  .mk .lab{display:none}
}

/* ---------- real-room photo panel ----------
   On wide screens this is a real column: the 3D view shrinks beside it rather
   than being covered. Below 1000px it becomes a corner card instead. */
#stage{display:flex;align-items:stretch}
#view{position:relative;flex:1 1 auto;min-width:0}
#gl{display:block;width:100%;height:100%}

#real{flex:0 0 clamp(280px,27vw,420px);position:relative;z-index:4;
  background:#0a0c10;border-right:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:center;
  padding:74px 14px calc(78px + var(--sb));overflow:hidden;
  transition:flex-basis .28s ease,opacity .2s ease}
#real.off{flex-basis:0;opacity:0;padding-left:0;padding-right:0;border-right:0}
#real .rl{width:100%;max-height:100%;display:flex;flex-direction:column;gap:9px}
#real .rh{margin:0;font-size:10.5px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted)}
#real .rfig{position:relative;display:block;padding:0;border-radius:13px;
  overflow:hidden;border:1px solid rgba(255,255,255,.14);background:#000;
  box-shadow:0 14px 40px rgba(0,0,0,.55);cursor:zoom-in;min-height:0}
#real .rfig img{display:block;width:100%;height:auto;max-height:58vh;
  object-fit:contain;background:#000}
#real .rzoom{position:absolute;right:9px;bottom:9px;width:30px;height:30px;
  border-radius:9px;display:grid;place-items:center;background:rgba(8,10,14,.72);
  border:1px solid rgba(255,255,255,.22);opacity:0;transition:opacity .16s}
#real .rzoom svg{width:15px;height:15px;fill:none;stroke:#fff;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round}
#real .rfig:hover .rzoom,#real .rfig:focus-visible .rzoom{opacity:1}
#real .rc{margin:0;font-size:12.5px;line-height:1.5;color:#c3cbd8}
#real .rx{position:absolute;top:70px;right:12px;width:28px;height:28px;
  border-radius:8px;display:grid;place-items:center;color:var(--muted);z-index:2}
#real .rx:hover{background:rgba(255,255,255,.1);color:#fff}
#real .rx svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round}

/* the little tab that brings the photo back after you hide it */
#realShow{position:absolute;left:16px;bottom:calc(80px + var(--sb));z-index:5;
  display:flex;align-items:center;gap:8px;padding:9px 14px 9px 11px;
  border-radius:11px;font-size:13px;font-weight:600;
  background:rgba(16,19,25,.8);border:1px solid var(--line);color:var(--fg);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:0 8px 26px rgba(0,0,0,.45);transition:background .15s,opacity .2s}
#realShow:hover{background:rgba(91,156,246,.42)}
#realShow.off{display:none}
#realShow svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;
  stroke-linecap:round;stroke-linejoin:round}

/* lightbox */
#light{position:absolute;inset:0;z-index:30;display:grid;place-items:center;
  gap:12px;padding:5vh 5vw;background:rgba(4,6,9,.92);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  grid-template-rows:1fr auto;cursor:zoom-out}
#light.off{display:none}
#light img{max-width:100%;max-height:100%;object-fit:contain;border-radius:12px;
  box-shadow:0 24px 70px rgba(0,0,0,.7)}
#light p{margin:0;font-size:14px;color:#d3d9e4;text-align:center;max-width:70ch}
#lightClose{position:absolute;top:16px;right:18px;width:40px;height:40px;
  border-radius:12px;display:grid;place-items:center;color:#fff;
  background:rgba(255,255,255,.1);border:1px solid var(--line);cursor:pointer}
#lightClose:hover{background:rgba(255,255,255,.2)}
#lightClose svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round}

/* narrow screens: a corner card over the floor, not a column */
@media (max-width:1000px){
  #stage{display:block}
  #view{position:absolute;inset:0}
  #real{position:absolute;left:12px;bottom:calc(74px + var(--sb));
    width:min(46vw,300px);flex:none;padding:0;border:0;background:none;
    display:block;transition:opacity .2s ease,transform .2s ease}
  #real.off{opacity:0;transform:translateY(8px);pointer-events:none}
  #real .rl{background:var(--panel);border:1px solid var(--line);border-radius:14px;
    padding:11px;box-shadow:var(--shadow);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
  #real .rfig img{max-height:32vh}
  #real .rx{top:8px;right:8px}
  #real .rc{font-size:11.5px}
  #realShow{left:12px;bottom:calc(74px + var(--sb));padding:8px 12px;font-size:12px}
}
@media (max-width:560px){
  #real{width:min(58vw,230px)}
  #real .rh{font-size:9.5px}
  #real .rc{display:none}
}