body { background: #f7f7f8; }
.pos-shell { height: 100vh; display: flex; flex-direction: column; }
.pos-header { background: #111a33; color: white; }
.pos-main { flex: 1; overflow: hidden; }
.pos-grid { height: 100%; }
.pos-items { overflow: auto; }
.pos-cart { overflow: auto; }
.item-btn { white-space: normal; }
.category-pill { cursor: pointer; }