/* ═══════════════════════════════════════════════════
   Belift Reality Room — Prototype
   Palet & tipografi mengikuti identitas Belift
   ═══════════════════════════════════════════════════ */

:root{
  --brand:#d95104;
  --brand-soft:rgba(217,81,4,.14);
  --ink:#0a0a0a;
  --ink-2:#161616;
  --ink-3:#232323;
  --line:#2e2e2e;
  --sub:#a9a9a9;
  --txt:#f5f5f5;
  --sheet-h:46vh;
  --r:16px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:var(--ink);color:var(--txt);
  font-family:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:15px;line-height:1.5;overflow:hidden;
  -webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img{display:block;max-width:100%}
h2,h3{margin:0;font-weight:700;letter-spacing:-.01em}

/* ══════════ PENTAS ══════════ */
#stage{
  position:fixed;inset:0 0 var(--sheet-h) 0;
  background:#000;overflow:hidden;
}
#cam,#photo{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;
}
#photo{display:none}
#cam{display:none}
#stage.live #cam{display:block}
#stage.live #photo{display:none}
#stage.snap #photo{display:block}
#stage.snap #cam{display:none}

/* ── Lift di atas kamera ── */
#scene{
  position:absolute;inset:0;display:flex;align-items:flex-end;justify-content:center;
  padding-bottom:8vh;touch-action:none;
}
.shaft{
  position:relative;width:120px;
  transform:translate(var(--dx,0px),var(--dy,0px)) scale(var(--sc,1));
  transform-origin:bottom center;
  transition:width .25s ease;
  filter:drop-shadow(0 18px 28px rgba(0,0,0,.55));
  cursor:grab;
}
.shaft:active{cursor:grabbing}
.shaft-lift{
  display:flex;flex-direction:column-reverse;width:100%;
}
/* Modul lantai berulang */
.mod{
  position:relative;width:100%;
  aspect-ratio:120/78;
  background:linear-gradient(100deg,#8f959c 0%,#c3c8ce 22%,#eef1f4 46%,#c3c8ce 70%,#8f959c 100%);
  border-left:3px solid rgba(0,0,0,.35);
  border-right:3px solid rgba(0,0,0,.35);
  border-bottom:1px solid rgba(0,0,0,.28);
  box-shadow:inset 0 -14px 22px -14px rgba(0,0,0,.5);
}
/* Celah pintu dua daun */
.mod::after{
  content:'';position:absolute;left:50%;top:6%;bottom:6%;width:2px;
  background:rgba(0,0,0,.42);transform:translateX(-50%);
}
/* Modul dasar */
.mod.base{border-bottom:5px solid #4a4f55;border-radius:0 0 3px 3px}
/* Modul atap */
.mod.top{
  aspect-ratio:120/30;border-radius:3px 3px 0 0;
  background:linear-gradient(100deg,#6f747a 0%,#9aa0a6 40%,#b9bec4 60%,#6f747a 100%);
  border-top:4px solid #5a5f65;
}
.mod.top::after{display:none}

/* Lantai indicator (gaya lift) */
.mod .lvl{
  position:absolute;right:5px;bottom:4px;
  font-size:9px;font-weight:700;color:#f5c518;
  text-shadow:0 0 6px rgba(245,197,24,.85),0 1px 2px #000;
  letter-spacing:.02em;
}

/* ── Tanpa kamera ── */
.nocam{
  position:absolute;inset:0;display:grid;place-items:center;
  background:radial-gradient(70% 55% at 50% 20%,rgba(217,81,4,.20),rgba(217,81,4,0) 72%),#0d0d0d;
  padding:24px;text-align:center;
}
.nocam[hidden]{display:none}
.nocam-in{max-width:340px}
.nocam-ic{font-size:38px;margin-bottom:12px;opacity:.85}
.nocam h2{font-size:20px;margin-bottom:8px}
.nocam p{color:var(--sub);font-size:13.5px;margin:0 0 18px}
.nocam-btns{display:flex;flex-direction:column;gap:9px;margin-bottom:14px}
.hint{color:#888;font-size:12px;margin:0}
#noCamHint{margin-top:14px}

/* ── Petunjuk & badge panggung ── */
.stage-tip{
  position:absolute;left:50%;top:16px;transform:translateX(-50%);
  background:rgba(10,10,10,.72);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.14);border-radius:999px;
  padding:8px 16px;font-size:12.5px;font-weight:600;white-space:nowrap;
  animation:tipIn .3s ease;
}
@keyframes tipIn{from{opacity:0;transform:translate(-50%,-8px)}to{opacity:1;transform:translate(-50%,0)}}
.stage-badge{
  position:absolute;left:50%;bottom:12px;transform:translateX(-50%);
  font-size:11px;color:rgba(255,255,255,.62);
  background:rgba(10,10,10,.5);padding:4px 12px;border-radius:999px;
  white-space:nowrap;
}

/* ── Bar ukuran ── */
.size-bar{
  position:absolute;left:50%;bottom:44px;transform:translateX(-50%);
  display:flex;align-items:center;gap:8px;
  background:rgba(16,16,16,.82);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.15);border-radius:999px;
  padding:7px 14px;width:min(88vw,340px);
}
.size-lbl{font-size:11px;color:var(--sub);font-weight:600}
.size-btn{
  width:26px;height:26px;border-radius:50%;background:var(--ink-3);
  display:grid;place-items:center;font-size:16px;font-weight:700;flex:none;
}
.size-btn:active{background:var(--brand)}
#sizeRange{
  flex:1;-webkit-appearance:none;appearance:none;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand) var(--fill,40%),#3a3a3a var(--fill,40%));
  outline:none;
}
#sizeRange::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);cursor:pointer;
}
#sizeRange::-moz-range-thumb{
  width:16px;height:16px;border-radius:50%;background:#fff;
  border:3px solid var(--brand);cursor:pointer;
}
.size-val{font-size:11px;font-weight:700;color:var(--brand);min-width:36px;text-align:right}

/* ── Alat kamera ── */
.cam-tools{position:absolute;right:12px;top:12px;display:flex;flex-direction:column;gap:8px}
.ctl{
  width:38px;height:38px;border-radius:50%;
  background:rgba(16,16,16,.78);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.15);
  display:grid;place-items:center;font-size:16px;
}
.ctl:active{background:var(--brand)}

/* ══════════ PANEL BAWAH ══════════ */
#sheet{
  position:fixed;left:0;right:0;bottom:0;height:var(--sheet-h);
  background:var(--ink-2);border-radius:22px 22px 0 0;
  border-top:1px solid var(--line);
  display:flex;flex-direction:column;
  box-shadow:0 -18px 40px rgba(0,0,0,.6);
  z-index:20;
}
.sheet-grip{padding:8px 0 4px;display:grid;place-items:center;flex:none}
.sheet-grip span{width:38px;height:4px;border-radius:2px;background:#3d3d3d}

.sheet-head{padding:0 16px 8px;flex:none}
.tabs{
  display:flex;gap:4px;background:#1d1d1d;border-radius:12px;padding:4px;
}
.tab{
  flex:1;padding:8px 10px;border-radius:9px;font-size:13.5px;font-weight:600;
  color:var(--sub);transition:background .2s,color .2s;
}
.tab.on{background:var(--brand);color:#fff}

/* Pane scroll */
.pane{
  display:none;overflow-y:auto;padding:4px 16px 8px;flex:1 1 auto;min-height:0;
  overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
  position:relative;
}
.pane.on{display:block}

/* Grup */
.grp{margin-bottom:18px}
.grp-head{display:flex;align-items:center;gap:9px;margin-bottom:10px}
.grp-n{
  width:19px;height:19px;border-radius:50%;background:var(--brand);
  display:grid;place-items:center;font-size:11px;font-weight:700;flex:none;
}
.grp h3{font-size:14px;font-weight:700}

/* Chip pilihan */
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:3px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chips-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible}

.chip{
  display:flex;align-items:center;gap:8px;
  background:#1d1d1d;border:1.5px solid transparent;border-radius:12px;
  padding:9px 13px;font-size:13px;font-weight:600;white-space:nowrap;
  transition:border-color .18s,background .18s;flex:none;
}
.chip.on{border-color:var(--brand);background:var(--brand-soft)}
.chip:active{transform:scale(.97)}
.chip-th{
  width:32px;height:32px;border-radius:8px;object-fit:cover;
  background:#0d0d0d;flex:none;
}
.chip-txt{display:flex;flex-direction:column;gap:1px;min-width:0}
.chip-txt b{font-size:12.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:132px}
.chip-txt s{font-size:10.5px;text-decoration:none;color:#777;font-weight:500}
.chip.noimg{opacity:.5;cursor:not-allowed}

/* Indikator lantai gaya lift */
.floors{
  display:flex;flex-wrap:wrap;gap:6px;
}
.fl{
  width:44px;height:44px;border-radius:9px;
  background:#111;border:1.5px solid #2c2c2c;
  display:grid;place-items:center;
  font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
  color:#4a4a4a;transition:all .18s;
}
.fl.on{
  color:#f5c518;border-color:var(--brand);background:var(--brand-soft);
  text-shadow:0 0 10px rgba(245,197,24,.7);
}
.fl:active{transform:scale(.93)}
.floors-meta{font-size:11.5px;color:#777;margin-top:8px}

/* Advanced */
.adv{border-top:1px solid var(--line);padding-top:14px}
.adv summary{display:flex;align-items:center;gap:9px;cursor:pointer;list-style:none}
.adv summary::-webkit-details-marker{display:none}
.adv-ic{margin-left:auto;color:#666;transition:transform .2s}
.adv[open] .adv-ic{transform:rotate(180deg)}
.adv-body{padding-top:12px}
.fld{display:flex;align-items:center;justify-content:space-between;gap:12px}
.fld>span{font-size:13px;color:var(--sub)}
.fld-in{display:flex;align-items:center;gap:6px;background:#1d1d1d;border-radius:10px;padding:7px 11px}
.fld-in input{
  width:66px;background:none;border:0;color:var(--txt);
  font:inherit;font-weight:600;text-align:right;outline:none;
}
.fld-in em{font-style:normal;font-size:11.5px;color:#777}

/* Footer aksi */
.sheet-foot{
  flex:none;padding:10px 16px calc(12px + env(safe-area-inset-bottom));
  border-top:1px solid var(--line);background:var(--ink-2);
}
.summary{font-size:11.5px;color:#8a8a8a;margin-bottom:9px;line-height:1.45}
.summary b{color:var(--txt);font-weight:600}
.acts{display:flex;gap:9px}
.btn{
  flex:1;padding:12px 16px;border-radius:12px;
  font-size:13.5px;font-weight:700;text-align:center;
  transition:transform .15s,opacity .2s;text-decoration:none;
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
}
.btn:active{transform:scale(.975)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:disabled{opacity:.4;cursor:not-allowed}
.btn-ghost{background:#1d1d1d;color:var(--txt);border:1px solid var(--line)}
.btn-wa{background:#1faa53;color:#fff}
.btn-block{width:100%;margin-bottom:8px}

/* ══════════ TOUR KABIN ══════════ */
#cabin{
  position:fixed;inset:0;z-index:60;background:#000;
  display:flex;flex-direction:column;
}
#cabin[hidden]{display:none}
.cabin-x{
  position:absolute;top:calc(14px + env(safe-area-inset-top));right:14px;z-index:5;
  width:40px;height:40px;border-radius:50%;
  background:rgba(20,20,20,.8);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.18);
  display:grid;place-items:center;font-size:17px;
}
.cabin-hint{
  position:absolute;top:calc(18px + env(safe-area-inset-top));left:50%;transform:translateX(-50%);
  font-size:11.5px;color:rgba(255,255,255,.6);white-space:nowrap;z-index:4;
}
.cabin-stage{flex:1;display:grid;place-items:center;perspective:900px;overflow:hidden}
.room{
  position:relative;width:min(78vw,340px);height:min(62vh,420px);
  transform-style:preserve-3d;
  transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));
  transition:transform .08s linear;
  will-change:transform;
}
.face{
  position:absolute;inset:0;backface-visibility:visible;
  background-size:cover;background-position:center;
}
/* Kabin 340 x 420, kedalaman 340 */
.wall-b{transform:translateZ(-170px);background-color:#2a2118}
.wall-l{width:340px;left:-170px;transform:rotateY(90deg);background-color:#241c14}
.wall-r{width:340px;left:170px;transform:rotateY(-90deg);background-color:#241c14}
.floor{
  height:340px;top:auto;bottom:-170px;
  transform:rotateX(90deg);background-color:#3a2f22;
}
.ceil{
  height:340px;top:-170px;
  transform:rotateX(-90deg);background-color:#14100c;
}
.door-f{
  transform:translateZ(170px);
  background:linear-gradient(100deg,#8f959c,#c3c8ce 25%,#eef1f4 50%,#c3c8ce 75%,#8f959c);
  opacity:.14;
}
.door-f::after{
  content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;
  background:rgba(0,0,0,.5);transform:translateX(-50%);
}
.cabin-cap{
  flex:none;padding:14px 20px calc(20px + env(safe-area-inset-bottom));
  text-align:center;font-size:13px;font-weight:600;
  background:linear-gradient(0deg,rgba(0,0,0,.9),rgba(0,0,0,0));
}
.cabin-cap s{display:block;font-size:11.5px;font-weight:400;color:var(--sub);text-decoration:none;margin-top:2px}

/* ══════════ MODAL SNAPSHOT ══════════ */
#snapModal{
  position:fixed;inset:0;z-index:80;display:grid;place-items:center;
  background:rgba(0,0,0,.9);backdrop-filter:blur(6px);padding:20px;
}
#snapModal[hidden]{display:none}
.snap-box{
  background:var(--ink-2);border-radius:18px;padding:18px;
  width:min(92vw,400px);border:1px solid var(--line);
}
.snap-box h3{font-size:15px;margin-bottom:12px}
#snapImg{width:100%;border-radius:12px;margin-bottom:10px}
.snap-acts{display:flex;gap:9px;margin-top:14px}

/* ══════════ RESPONSIF ══════════ */
/* Layar pendek: panel dinaikkan supaya isi tidak perlu scroll panjang */
@media(max-height:760px){
  :root{--sheet-h:62vh}
  .fl{width:40px;height:40px;font-size:15px}
  .grp{margin-bottom:14px}
  .chip{padding:8px 11px;font-size:12.5px}
  .chip-th{width:28px;height:28px}
}
@media(max-height:560px){
  :root{--sheet-h:70vh}
  .fl{width:34px;height:34px;font-size:13px}
  .grp{margin-bottom:11px}
  .grp-head{margin-bottom:8px}
  .sheet-grip{padding:5px 0 2px}
}
@media(min-width:700px){
  :root{--sheet-h:52vh}
  .chips-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .pane{max-width:680px;margin:0 auto;width:100%}
  .sheet-foot{max-width:680px;margin:0 auto;width:100%}
  .sheet-head{max-width:680px;margin:0 auto;width:100%}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}