/* Poste de vente MCS BTP */
#caisse>.grid{grid-template-columns:minmax(0,1.7fr) minmax(310px,.9fr);align-items:start;gap:22px;margin-top:16px}
#caisse>.grid>section{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 5px 20px #17222d0d}
#caisse>.grid>section h2{margin-top:0}
.cash-quick-actions{margin:14px 0 8px;padding:13px 16px;border-radius:12px;background:linear-gradient(120deg,#fff4ec,#fff);border:1px solid #ffd6bd;display:flex;justify-content:space-between;align-items:center;gap:12px}
.cash-quick-actions span{display:grid;gap:3px}.cash-quick-actions small{color:#65717a}.cash-quick-actions div{display:flex;gap:8px;flex-wrap:wrap}
.cash-product-card{transition:transform .15s,box-shadow .15s}.cash-product-card:hover{transform:translateY(-2px);box-shadow:0 8px 22px #17222d1a}.cash-product-content b{min-height:38px}.cash-product-content button{background:var(--orange-dark);color:#fff}.cash-product-content button:hover{background:var(--orange)}
#cart{min-height:130px}.empty-cart{color:#74818a;padding:18px 5px;text-align:center}.cart-lines{display:grid;gap:8px}.cart-line{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto;gap:9px;align-items:center;padding:10px;background:#f8fafb;border:1px solid var(--line);border-radius:10px}.cart-line div:first-child{display:grid;gap:3px}.cart-line small{color:#66757f}.cart-line strong{color:var(--orange-dark);white-space:nowrap}.quantity-controls{display:flex;align-items:center;gap:6px}.quantity-controls button{padding:4px 9px;font-size:17px;line-height:18px}.cart-total{margin-top:14px;padding:14px;border-radius:10px;background:var(--ink);color:#fff;display:flex;justify-content:space-between;align-items:center}.cart-total b{font-size:22px;color:#ffb27f}
#payment{margin-bottom:14px}#caisse button[onclick="validateSale()"]{width:100%;padding:14px;font-size:16px;background:var(--orange-dark);color:#fff}#caisse button[onclick="validateSale()"]:hover{background:var(--orange)}#cashMessage{margin-top:12px;padding:8px 2px;font-weight:bold;color:#37515e}.barcode-link{border:1px solid #d8e0e3;background:#fff}.doc-product{min-width:150px}
@media(max-width:850px){#caisse>.grid{grid-template-columns:1fr}.cart-line{grid-template-columns:minmax(0,1fr) auto auto}.cart-line>button{grid-column:3}}
@media(max-width:650px){.cash-quick-actions{align-items:flex-start;flex-direction:column}.cash-quick-actions div{width:100%}.cash-quick-actions button{flex:1}.cart-line{grid-template-columns:1fr auto}.quantity-controls{grid-column:1}.cart-line strong{grid-column:2;grid-row:2}.cart-line>button{grid-column:2;grid-row:1}}