/* Retail (POS) - shared styles of the register and the retail back-office pages. Logical properties only (RTL). */

/* ── Back-office pages ─────────────────────────────────────────────────────────── */
.rt-page { width: min(1440px, 100%); margin-inline: auto; color: var(--cg-text); }
.rt-header { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1.25rem; margin-block-end: 1rem; padding: 1.25rem 1.5rem; border: 1px solid var(--cg-border); border-radius: 14px; background: linear-gradient(135deg, var(--cg-accent-soft) 0%, var(--cg-surface) 72%); }
.rt-header h1 { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin: .2rem 0 .35rem; font-size: clamp(1.4rem, 4vw, 1.9rem); font-weight: 750; }
.rt-header p { margin: 0; max-inline-size: 60rem; color: var(--cg-text-secondary); }
.rt-eyebrow { color: var(--cg-accent); font-size: .72rem; font-weight: 700; letter-spacing: .065em; text-transform: uppercase; }
.rt-eyebrow a { color: inherit; text-decoration: none; }
.rt-actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.rt-card { margin-block-end: 1rem; padding: 1rem 1.25rem; border: 1px solid var(--cg-border); border-radius: 12px; background: var(--cg-surface); }
.rt-section { margin-block: 1.25rem .6rem; font-size: 1rem; font-weight: 700; }
.rt-form { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(15rem, 100%), 1fr)); gap: .85rem 1.1rem; align-items: start; }
.rt-field .form-label { display: block; margin-block-end: .25rem; font-size: .8rem; font-weight: 600; }
.rt-field small { display: block; margin-block-start: .2rem; color: var(--cg-text-secondary); font-size: .72rem; }
.rt-filters { display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-end; margin-block-end: .75rem; }
.rt-filters .rt-field { min-inline-size: 11rem; }
.rt-stats { display: flex; flex-wrap: wrap; gap: .65rem; margin-block-end: 1rem; }
.rt-stat { min-inline-size: 9.5rem; padding: .65rem .85rem; border: 1px solid var(--cg-border); border-inline-start: 3px solid var(--cg-border); border-radius: 10px; background: var(--cg-surface); }
.rt-stat span, .rt-stat strong { display: block; }
.rt-stat span { color: var(--cg-text-secondary); font-size: .7rem; font-weight: 650; letter-spacing: .04em; text-transform: uppercase; }
.rt-stat strong { margin-block-start: .15rem; font-size: 1.2rem; font-variant-numeric: tabular-nums; }
.rt-stat--key { border-inline-start-color: var(--cg-accent); background: var(--cg-accent-soft); }
.rt-stat--ok { border-inline-start-color: #16a34a; }
.rt-stat--warn { border-inline-start-color: #d97706; }
.rt-stat--bad { border-inline-start-color: #dc2626; }
.rt-num { text-align: end; font-variant-numeric: tabular-nums; white-space: nowrap; }
.rt-tabs { display: flex; flex-wrap: wrap; gap: .25rem; margin-block-end: .75rem; border-block-end: 1px solid var(--cg-border); }
.rt-tabs button { padding: .5rem .9rem; border: 0; border-block-end: 2px solid transparent; background: none; color: var(--cg-text-secondary); font-weight: 600; }
.rt-tabs button.active { border-block-end-color: var(--cg-accent); color: var(--cg-text); }
.rt-dialog { display: grid; gap: .75rem; padding: .5rem; }
.rt-muted { color: var(--cg-text-secondary); }

/* ── Register (full screen, touch) ─────────────────────────────────────────────── */
.pos-layout { min-block-size: 100vh; background: var(--cg-page-bg); color: var(--cg-text); }
.pos { display: grid; grid-template-rows: auto 1fr; block-size: 100vh; }
.pos-top { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; padding: .5rem 1rem; background: var(--cg-surface); border-block-end: 1px solid var(--cg-border); }
.pos-top__brand { font-weight: 800; font-size: 1.05rem; }
.pos-top__meta { display: flex; flex-wrap: wrap; gap: .35rem .9rem; color: var(--cg-text-secondary); font-size: .85rem; }
.pos-top__meta b { color: var(--cg-text); }
.pos-top__actions { display: flex; flex-wrap: wrap; gap: .4rem; margin-inline-start: auto; }
.pos-body { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(22rem, 1fr); gap: .75rem; padding: .75rem; min-block-size: 0; }
.pos-pane { display: flex; flex-direction: column; min-block-size: 0; border: 1px solid var(--cg-border); border-radius: 12px; background: var(--cg-surface); overflow: hidden; }
.pos-scan { padding: .6rem; border-block-end: 1px solid var(--cg-border); }
.pos-cats { display: flex; gap: .4rem; padding: .5rem .6rem; overflow-x: auto; border-block-end: 1px solid var(--cg-border); }
.pos-cat { flex: 0 0 auto; padding: .45rem .8rem; border: 1px solid var(--cg-border); border-radius: 999px; background: var(--cg-surface); font-size: .85rem; font-weight: 600; white-space: nowrap; }
.pos-cat.active { border-color: var(--cg-accent); background: var(--cg-accent-soft); color: var(--cg-accent); }
.pos-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(8.5rem, 1fr)); gap: .5rem; padding: .6rem; overflow-y: auto; align-content: start; flex: 1; }
.pos-tile { display: flex; flex-direction: column; justify-content: space-between; min-block-size: 5.2rem; padding: .55rem .6rem; border: 1px solid var(--cg-border); border-radius: 10px; background: var(--cg-surface); text-align: start; font-size: .85rem; line-height: 1.2; }
.pos-tile:hover, .pos-tile:focus-visible { border-color: var(--cg-accent); box-shadow: 0 0 0 2px var(--cg-accent-soft); }
.pos-tile small { color: var(--cg-text-secondary); }
.pos-empty { padding: 2rem 1rem; text-align: center; color: var(--cg-text-secondary); }
.pos-cart { flex: 1; overflow-y: auto; }
.pos-line { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: .25rem .75rem; align-items: center; padding: .55rem .75rem; border-block-end: 1px solid var(--cg-border); cursor: pointer; }
.pos-line.selected { background: var(--cg-accent-soft); }
.pos-line__name { font-weight: 600; }
.pos-line__meta { grid-column: 1 / 2; color: var(--cg-text-secondary); font-size: .78rem; }
.pos-line__amount { font-weight: 700; font-variant-numeric: tabular-nums; text-align: end; }
.pos-qty { display: inline-flex; align-items: center; gap: .25rem; }
.pos-qty button { inline-size: 2.2rem; block-size: 2.2rem; border: 1px solid var(--cg-border); border-radius: 8px; background: var(--cg-surface); font-weight: 700; }
.pos-qty span { min-inline-size: 2.5rem; text-align: center; font-variant-numeric: tabular-nums; font-weight: 700; }
.pos-customer { display: flex; align-items: center; justify-content: space-between; gap: .5rem; padding: .5rem .75rem; border-block-end: 1px solid var(--cg-border); font-size: .9rem; }
.pos-totals { padding: .6rem .75rem; border-block-start: 1px solid var(--cg-border); background: var(--cg-surface-subtle); }
.pos-totals dl { display: grid; grid-template-columns: 1fr auto; gap: .15rem 1rem; margin: 0; font-size: .9rem; }
.pos-totals dd { margin: 0; text-align: end; font-variant-numeric: tabular-nums; }
.pos-totals .pos-total { font-size: 1.6rem; font-weight: 800; }
.pos-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: .45rem; padding: .6rem .75rem .75rem; }
.pos-buttons .btn { min-block-size: 3rem; font-weight: 700; }
.pos-pay { grid-column: span 2; font-size: 1.15rem !important; }
.pos-return-banner { padding: .45rem .75rem; background: var(--cg-warning-soft); color: var(--cg-warning); font-weight: 700; }
.pos-keypad { display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem; }
.pos-keypad button { min-block-size: 3.2rem; border: 1px solid var(--cg-border); border-radius: 10px; background: var(--cg-surface); font-size: 1.25rem; font-weight: 700; }
.pos-paydialog { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; }
.pos-due { display: flex; justify-content: space-between; align-items: baseline; padding: .6rem .8rem; border-radius: 10px; background: var(--cg-accent-soft); }
.pos-due strong { font-size: 1.8rem; font-variant-numeric: tabular-nums; }
.pos-amount { inline-size: 100%; padding: .5rem .75rem; border: 2px solid var(--cg-accent); border-radius: 10px; font-size: 1.6rem; font-weight: 700; text-align: end; font-variant-numeric: tabular-nums; }
.pos-tenders { display: grid; grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr)); gap: .45rem; }
.pos-tenders button { min-block-size: 3.2rem; font-weight: 700; }
.pos-quick { display: flex; flex-wrap: wrap; gap: .35rem; }
.pos-paid { list-style: none; margin: 0; padding: 0; }
.pos-paid li { display: flex; justify-content: space-between; gap: .5rem; padding: .3rem 0; border-block-end: 1px dashed var(--cg-border); }
.pos-gate { display: grid; place-items: center; min-block-size: 100vh; padding: 1rem; }
.pos-gate__card { inline-size: min(34rem, 100%); padding: 1.5rem; border: 1px solid var(--cg-border); border-radius: 16px; background: var(--cg-surface); }
@media (max-width: 900px) {
    .pos { block-size: auto; }
    .pos-body { grid-template-columns: 1fr; }
    .pos-tiles { max-block-size: 40vh; }
    .pos-paydialog { grid-template-columns: 1fr; }
}

/* ── Receipt (80 mm) ───────────────────────────────────────────────────────────── */
.rt-receipt { inline-size: 72mm; max-inline-size: 100%; margin-inline: auto; padding: 4mm 2mm; background: #fff; color: #000; font-family: "Segoe UI", Tahoma, Arial, sans-serif; font-size: 11px; line-height: 1.35; }
.rt-receipt h2 { margin: 0; font-size: 14px; font-weight: 800; text-align: center; }
.rt-receipt .rt-center { text-align: center; }
.rt-receipt .rt-small { font-size: 10px; }
.rt-receipt hr { margin: 2mm 0; border: 0; border-block-start: 1px dashed #000; opacity: 1; }
.rt-receipt table { inline-size: 100%; border-collapse: collapse; }
.rt-receipt td { padding: .5mm 0; vertical-align: top; }
.rt-receipt td.rt-num { text-align: end; }
.rt-receipt .rt-total td { font-size: 13px; font-weight: 800; }
.rt-receipt .rt-qr { display: block; inline-size: 34mm; block-size: 34mm; margin: 2mm auto 0; }
.rt-print-area { display: none; }
@media print {
    @page { size: 80mm auto; margin: 0; }
    body.rt-printing * { visibility: hidden !important; }
    body.rt-printing .rt-print-area, body.rt-printing .rt-print-area * { visibility: visible !important; }
    body.rt-printing .rt-print-area { display: block !important; position: absolute; inset-block-start: 0; inset-inline-start: 0; }
}