*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;font-family:system-ui,"Segoe UI",Tahoma,Arial,sans-serif;color:#fff;background:#111;user-select:none}
#cam{position:fixed;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1);z-index:0}
#dim{position:fixed;inset:0;background:linear-gradient(180deg,rgba(10,12,20,.55),rgba(10,12,20,.35));z-index:1}
header,main,footer{position:relative;z-index:2}
header{display:flex;align-items:center;gap:16px;padding:12px 20px}
header h1{margin:0;font-size:22px}
#status{flex:1;opacity:.85;font-size:14px}
main{display:flex;gap:20px;padding:0 20px;height:calc(100% - 110px)}
.panel{background:rgba(20,24,36,.55);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:14px}
.panel h2{margin:0 0 10px;font-size:18px;display:flex;align-items:center;gap:8px}
#shelf{flex:1.4;overflow:hidden}
#products{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}
.product{background:rgba(255,255,255,.92);color:#222;border-radius:14px;padding:10px;text-align:center;transition:transform .15s,box-shadow .15s;cursor:grab}
.product .emo{font-size:52px;line-height:1.2}
.product .name{font-weight:600;font-size:14px}
.product .price{color:#0a7d4f;font-weight:700;font-size:14px}
.product.hover,.cart-item.hover{transform:scale(1.06);box-shadow:0 0 0 3px #4fd1ff,0 6px 20px rgba(0,0,0,.4)}
.product.taken{opacity:.35}
#cart{flex:1;display:flex;flex-direction:column;min-width:280px;transition:box-shadow .15s,background .15s}
#cart.armed{box-shadow:0 0 0 3px rgba(79,209,255,.6)}
#cart.over{box-shadow:0 0 0 4px #3ee08f;background:rgba(30,90,60,.55)}
#cart.out{box-shadow:0 0 0 4px #ff6b6b;background:rgba(90,30,30,.45)}
.badge{background:#ff5a5f;border-radius:999px;padding:1px 9px;font-size:13px}
#dropHint{border:2px dashed rgba(255,255,255,.4);border-radius:12px;padding:18px;text-align:center;opacity:.8}
#cart.has-items #dropHint{display:none}
#cartList{list-style:none;margin:0;padding:0;flex:1;overflow:auto}
.cart-item{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);border-radius:10px;padding:6px 10px;margin-bottom:6px;transition:transform .15s,box-shadow .15s;cursor:grab}
.cart-item .emo{font-size:28px}
.cart-item .name{flex:1}
.cart-item .qty{opacity:.8}
.cart-item.pop{animation:pop .35s}
@keyframes pop{0%{transform:scale(.6)}60%{transform:scale(1.1)}100%{transform:scale(1)}}
#totalRow{display:flex;justify-content:space-between;font-size:18px;padding:10px 4px;border-top:1px solid rgba(255,255,255,.2)}
.row{display:flex;gap:10px}
.btn{flex:1;background:#2b8cff;color:#fff;border:0;border-radius:12px;padding:12px 16px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .12s,box-shadow .12s}
.btn.ghost{background:rgba(255,255,255,.18)}
.btn.small{flex:0;padding:6px 12px;font-size:14px}
.btn.hover{transform:scale(1.05);box-shadow:0 0 0 3px #4fd1ff}
.btn.press{transform:scale(.95)}
footer{padding:8px 20px;font-size:13px;opacity:.85;text-align:center}
#fx{position:fixed;inset:0;z-index:5;pointer-events:none}
#cursor{position:fixed;left:0;top:0;width:0;height:0;z-index:7;pointer-events:none;display:none}
#cursor .ring{position:absolute;left:-18px;top:-18px;width:36px;height:36px;border-radius:50%;border:3px solid #4fd1ff;background:rgba(79,209,255,.15);transition:transform .1s,background .1s}
#cursor.pinch .ring{transform:scale(.65);background:#4fd1ff}
#ghost{position:fixed;left:0;top:0;z-index:6;pointer-events:none;display:none;transform:translate(-50%,-50%) rotate(-6deg);background:#fff;color:#222;border-radius:14px;padding:8px 14px;text-align:center;box-shadow:0 12px 30px rgba(0,0,0,.5)}
#ghost .emo{font-size:56px}
.overlay{position:fixed;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.7)}
.overlay .card{background:#1c2233;border-radius:18px;padding:28px;max-width:420px;text-align:center}
.overlay .btn{width:100%}
.err{color:#ff8a8a;min-height:1em}
#toast{position:fixed;left:50%;bottom:60px;transform:translateX(-50%);z-index:9;background:#3ee08f;color:#063;padding:12px 22px;border-radius:12px;font-weight:700;opacity:0;transition:opacity .3s;pointer-events:none}
#toast.show{opacity:1}
[dir=rtl] #ghost{transform:translate(-50%,-50%) rotate(6deg)}
@media (max-width:760px){main{flex-direction:column}#cart{min-width:0;flex:1}#products{grid-template-columns:repeat(auto-fill,minmax(95px,1fr))}.product .emo{font-size:36px}}