/* =========================================
   POS — walk-in orders counter (walk-in-orders.js)
   ========================================= */

/* ——— Walk-in Order POS ——— */
.wi-pos { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 20px; align-items: start; }
.wi-picker { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.wi-search-wrap { position: relative; }
.wi-search-wrap svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; }
.wi-search-wrap .form-input { padding-left: 36px; }
.wi-chips, .wi-qty-bar { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.wi-chip { padding: 5px 12px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--text-secondary); font: inherit; font-size: 0.78rem; font-weight: 600; cursor: pointer; transition: var(--transition); }
.wi-chip:hover { border-color: var(--primary); color: var(--primary); }
.wi-chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.wi-qty-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-muted); }
.wi-qty-input { width: 72px !important; padding: 5px 8px !important; font-size: 0.82rem; }
.wi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; max-height: 52vh; overflow-y: auto; padding: 2px; }
.wi-tile { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 4px; padding: 12px; min-height: 96px; border: 1.5px solid var(--border); border-radius: var(--radius); background: var(--surface); font: inherit; text-align: left; cursor: pointer; transition: var(--transition); }
.wi-tile:hover:not([disabled]) { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-1px); }
.wi-tile:active:not([disabled]) { transform: scale(0.97); }
.wi-tile.in-cart { border-color: var(--primary); background: var(--primary-lighter); }
.wi-tile[disabled] { opacity: 0.5; cursor: not-allowed; background: var(--surface-2); }
.wi-tile-name { font-weight: 700; font-size: 0.85rem; color: var(--text-primary); line-height: 1.25; padding-right: 44px; }
.wi-tile-price { font-weight: 800; font-size: 0.95rem; color: var(--primary); margin-top: auto; font-variant-numeric: tabular-nums; }
.wi-tile-price small { font-weight: 600; font-size: 0.7rem; color: var(--text-muted); }
.wi-tile-stock { font-size: 0.72rem; font-weight: 600; color: var(--text-secondary); }
.wi-tile-stock.low { color: var(--warning); }
.wi-tile-stock.out { color: var(--danger); }
.wi-tile-badge { position: absolute; top: 8px; right: 8px; padding: 2px 7px; border-radius: 999px; background: var(--primary); color: #fff; font-size: 0.68rem; font-weight: 700; }
.wi-empty { grid-column: 1 / -1; padding: 24px; text-align: center; font-size: 0.85rem; }

.wi-summary { position: sticky; top: 0; padding: 16px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface-2); }
.wi-cart-head { display: flex; justify-content: space-between; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 6px; }
.wi-cart { max-height: 220px; overflow-y: auto; margin-bottom: 12px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.wi-cart-empty { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 22px 12px; color: var(--text-muted); font-size: 0.82rem; }
.wi-line { display: grid; grid-template-columns: minmax(0, 1fr) auto 76px 28px; align-items: center; gap: 8px; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.wi-line:last-child { border-bottom: none; }
.wi-line.flash { animation: wiFlash 0.6s ease; }
@keyframes wiFlash { from { background: var(--primary-light); } to { background: transparent; } }
.wi-line-name { font-weight: 600; font-size: 0.83rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wi-line-sub { font-size: 0.72rem; color: var(--text-muted); }
.wi-line-amt { text-align: right; font-weight: 700; font-size: 0.83rem; font-variant-numeric: tabular-nums; }
.wi-stepper { display: flex; align-items: center; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.wi-stepper button { display: flex; align-items: center; justify-content: center; width: 26px; height: 28px; border: none; background: var(--surface-2); color: var(--text-secondary); cursor: pointer; }
.wi-stepper button:hover { background: var(--primary-light); color: var(--primary); }
.wi-stepper input { width: 46px; height: 28px; border: none; border-left: 1px solid var(--border); border-right: 1px solid var(--border); text-align: center; font: inherit; font-size: 0.8rem; font-weight: 600; -moz-appearance: textfield; appearance: textfield; }
.wi-stepper input::-webkit-outer-spin-button, .wi-stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.wi-stepper input:focus { outline: none; background: var(--primary-lighter); }
.wi-totals { padding: 12px 14px; margin-bottom: 14px; border-radius: var(--radius); background: var(--bg); }
.wi-seg { display: flex; gap: 4px; padding: 4px; border-radius: var(--radius); background: var(--bg); }
.wi-seg-opt { flex: 1; }
.wi-seg-opt input { display: none; }
.wi-seg-opt span { display: flex; align-items: center; justify-content: center; gap: 5px; padding: 7px 6px; border-radius: var(--radius-sm); font-size: 0.78rem; font-weight: 600; color: var(--text-secondary); cursor: pointer; white-space: nowrap; transition: var(--transition); }
.wi-seg-opt input:checked + span { background: var(--surface); color: var(--primary); box-shadow: var(--shadow-sm); }
.wi-cash { display: flex; gap: 10px; align-items: flex-end; }
.wi-change { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; min-width: 110px; padding-bottom: 8px; }
.wi-change strong { font-size: 1.05rem; color: var(--success); font-variant-numeric: tabular-nums; }
.wi-change strong.short { color: var(--danger); font-size: 0.85rem; }
.wi-hint { margin-right: auto; align-self: center; font-size: 0.75rem; }
.wi-hint kbd { padding: 1px 5px; border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 4px; background: var(--surface-2); font-family: inherit; font-size: 0.7rem; }
@media (max-width: 900px) {
  .wi-pos { grid-template-columns: minmax(0, 1fr); }
  .wi-summary { position: static; }
  .wi-grid { max-height: 40vh; }
  .wi-hint { display: none; }
}