/* Keep POS demo — dark till theme, Keep green accent, touch-sized targets. */

:root {
  --bg:        #0b1120;
  --bg-2:      #111a2e;
  --panel:     #14203a;
  --panel-2:   #1a2947;
  --line:      #24355c;
  --ink:       #e7edf8;
  --ink-dim:   #93a3c4;
  --ink-faint: #64769b;
  --green:     #22c55e;
  --green-2:   #16a34a;
  --green-ink: #052e16;
  --amber:     #f59e0b;
  --red:       #ef4444;
  --blue:      #38bdf8;
  --radius:    14px;
  --shadow:    0 18px 40px rgba(2, 8, 23, .55);
  font-synthesis-weight: none;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; height: 100%;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans Georgian", "BPG Nino Mtavruli", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}

button, input, select { font: inherit; color: inherit; }
.hidden { display: none !important; }
.muted { color: var(--ink-dim); }
.small { font-size: 12.5px; }
.err { color: var(--red); min-height: 18px; }
code { background: #0d1526; padding: 1px 5px; border-radius: 5px; font-size: 12px; color: var(--blue); }

/* ─────────────────────────────────────────────────────────── brand + login */

.brand { font-size: 26px; font-weight: 700; letter-spacing: -.4px; }
.brand-mark { color: var(--green); }
.brand-sub { color: var(--ink-dim); font-weight: 500; }
.brand.small { font-size: 17px; }

.login {
  position: fixed; inset: 0; display: grid; place-items: center;
  background: radial-gradient(1200px 600px at 50% -10%, #16305a 0%, var(--bg) 60%);
  z-index: 50;
}
.login-card {
  width: min(560px, 92vw); background: var(--panel); border: 1px solid var(--line);
  border-radius: 22px; padding: 28px; box-shadow: var(--shadow); text-align: center;
}
.login-hint { margin: 10px 0 18px; color: var(--ink); }
.cashier-tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 18px; }
.cashier-tile {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px; text-align: left; cursor: pointer; transition: .12s;
}
.cashier-tile:hover { border-color: var(--green); }
.cashier-tile.active { border-color: var(--green); background: #10321f; }
.cashier-tile b { display: block; font-size: 15px; }
.cashier-tile span { font-size: 12px; color: var(--ink-dim); }
.cashier-tile .role { float: right; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--green); }

.pin-display { margin-bottom: 12px; }
.pin-dots { font-size: 34px; letter-spacing: 12px; color: var(--green); }
.pin-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.pin-pad button {
  padding: 16px 0; font-size: 20px; background: var(--panel-2);
  border: 1px solid var(--line); border-radius: 12px; cursor: pointer;
}
.pin-pad button:active { background: var(--line); }
.pin-ok { background: var(--green) !important; color: var(--green-ink) !important; font-weight: 700; border-color: var(--green) !important; }
.pin-alt { color: var(--amber); }
.login-error { color: var(--red); min-height: 20px; margin: 10px 0 0; }
.login-foot { margin: 14px 0 0; font-size: 12px; }

/* ───────────────────────────────────────────────────────────────── chrome */

.app { display: flex; flex-direction: column; height: 100%; }

.topbar {
  display: flex; align-items: center; gap: 14px; padding: 8px 14px;
  background: var(--bg-2); border-bottom: 1px solid var(--line); flex: 0 0 auto;
}
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 10px; }
.topbar-right { margin-left: auto; }
.chip {
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  padding: 3px 10px; font-size: 12px; color: var(--ink-dim); white-space: nowrap;
}
.tabs { display: flex; gap: 6px; }
.tab {
  background: transparent; border: 1px solid transparent; border-radius: 10px;
  padding: 7px 12px; cursor: pointer; color: var(--ink-dim); font-size: 13.5px; white-space: nowrap;
}
.tab:hover { color: var(--ink); }
.tab.active { background: var(--panel); border-color: var(--line); color: var(--ink); }
.badge {
  display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px;
  background: var(--amber); color: #3b1d00; font-size: 11px; font-weight: 700; text-align: center;
}
.status { font-size: 12px; color: var(--ink-dim); white-space: nowrap; }
.status.live { color: var(--green); }
.status.sim { color: var(--amber); }
.status.off { color: var(--red); }
.clock { font-variant-numeric: tabular-nums; color: var(--ink-dim); font-size: 13px; }
.icon-btn {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  width: 34px; height: 34px; cursor: pointer;
}
.who { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.15; font-size: 13px; }
.link { background: none; border: 0; color: var(--green); cursor: pointer; font-size: 11.5px; padding: 0; }

.view { flex: 1 1 auto; min-height: 0; overflow: hidden; }
.sale-view { display: grid; grid-template-columns: minmax(0, 1fr) minmax(340px, 28%); }

/* ────────────────────────────────────────────────────────────── catalogue */

.catalogue { display: flex; flex-direction: column; min-width: 0; min-height: 0; padding: 12px; gap: 10px; }
.scan-row { display: flex; gap: 8px; }
.scan {
  flex: 1; padding: 13px 14px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; outline: none;
}
.scan:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(34, 197, 94, .14); }

.category-bar { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 2px; scrollbar-width: thin; }
.cat {
  padding: 7px 12px; border-radius: 999px; background: var(--panel); border: 1px solid var(--line);
  color: var(--ink-dim); font-size: 13px; cursor: pointer; white-space: nowrap;
}
.cat.active { background: var(--green); border-color: var(--green); color: var(--green-ink); font-weight: 600; }

.product-grid {
  flex: 1; min-height: 0; overflow-y: auto; display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); align-content: start; padding-bottom: 20px;
}
.product {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px; text-align: left; cursor: pointer; display: flex; flex-direction: column;
  gap: 6px; min-height: 108px; transition: .1s;
}
.product:hover { border-color: var(--green); transform: translateY(-1px); }
.product:active { transform: none; }
.product .name { font-size: 13.5px; font-weight: 600; line-height: 1.25; }
.product .meta { font-size: 11px; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.product .price { margin-top: auto; font-size: 17px; font-weight: 700; color: var(--green); }
.product .unit { font-size: 10px; color: var(--amber); text-transform: uppercase; letter-spacing: .06em; }
.empty { grid-column: 1/-1; padding: 40px; text-align: center; color: var(--ink-faint); }

/* ─────────────────────────────────────────────────────────────────── cart */

.cart {
  background: var(--bg-2); border-left: 1px solid var(--line);
  display: flex; flex-direction: column; min-width: 0; min-height: 0; overflow: hidden;
}
.cart-head { display: flex; justify-content: space-between; gap: 8px; padding: 12px; border-bottom: 1px solid var(--line); }
.cart-title { font-weight: 700; }
.cart-head-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.cart-lines { flex: 1; min-height: 0; overflow-y: auto; padding: 8px 10px; }
.cart-line {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 8px;
  padding: 9px 10px; border-radius: 12px; background: var(--panel); border: 1px solid transparent; margin-bottom: 7px;
}
.cart-line.flash { animation: flash .5s ease; }
@keyframes flash { from { border-color: var(--green); background: #14321f; } }
.cart-line .cl-name { font-size: 13.5px; font-weight: 600; overflow-wrap: anywhere; }
.cart-line .cl-sub { font-size: 11px; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.cart-line .cl-total { font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; }
.cart-line .cl-disc { color: var(--amber); font-size: 11px; text-align: right; }
.cl-ctl { grid-column: 1/-1; display: flex; gap: 6px; align-items: center; margin-top: 4px; }
.cl-ctl button {
  width: 30px; height: 28px; border-radius: 8px; background: var(--panel-2);
  border: 1px solid var(--line); cursor: pointer;
}
.cl-ctl .qty { min-width: 46px; text-align: center; font-variant-numeric: tabular-nums; font-weight: 600; }
.cl-ctl .spacer { flex: 1; }
.cl-ctl .mini { width: auto; padding: 0 9px; font-size: 12px; color: var(--ink-dim); }
.cl-ctl .mini.danger { color: var(--red); }

.customer-row { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-top: 1px solid var(--line); }
.totals { padding: 10px 14px; border-top: 1px solid var(--line); }
.totals .row { display: flex; justify-content: space-between; padding: 3px 0; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.totals .row.grand { font-size: 20px; font-weight: 800; padding-top: 8px; margin-top: 6px; border-top: 1px dashed var(--line); }
.totals .row.grand b { color: var(--green); }

/* ───────────────────────────────────────────────────────────────── buttons */

.btn {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 14px; cursor: pointer; transition: .12s; white-space: nowrap;
}
.btn:hover { border-color: var(--ink-faint); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.sm { padding: 6px 10px; font-size: 12.5px; border-radius: 10px; }
.btn.ghost { background: transparent; }
.btn.primary { background: var(--green); border-color: var(--green); color: var(--green-ink); font-weight: 700; }
.btn.primary:hover { background: var(--green-2); }
.btn.danger, .danger { color: var(--red); }
.btn.pay {
  margin: 10px 12px 14px; padding: 17px; font-size: 17px; font-weight: 800;
  background: var(--green); border-color: var(--green); color: var(--green-ink);
  display: flex; justify-content: space-between; gap: 10px;
}
.btn.pay:hover:not(:disabled) { background: var(--green-2); }

.input {
  width: 100%; padding: 10px 12px; background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; outline: none;
}
.input:focus { border-color: var(--green); }
.input.big { font-size: 26px; font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; padding: 12px 14px; }
.input.sm { padding: 6px 9px; font-size: 12.5px; width: auto; }
.field { display: block; margin-bottom: 10px; }
.field > span { display: block; font-size: 11.5px; color: var(--ink-dim); margin-bottom: 4px; text-transform: uppercase; letter-spacing: .05em; }
.field em { color: var(--red); font-style: normal; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.check { display: flex; align-items: center; gap: 8px; margin: 8px 0; font-size: 13px; }

.seg { display: flex; gap: 4px; background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 4px; margin-bottom: 12px; }
.seg button { flex: 1; background: transparent; border: 0; border-radius: 9px; padding: 9px; cursor: pointer; color: var(--ink-dim); }
.seg button.active { background: var(--panel-2); color: var(--ink); font-weight: 600; }
.seg.big button { padding: 14px; font-size: 15px; }
.seg.big button.active { background: var(--green); color: var(--green-ink); }
.seg.sm button { padding: 6px; font-size: 12px; }

.keypad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin: 10px 0; }
.keypad button { padding: 13px 0; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; font-size: 17px; cursor: pointer; }
.keypad button:active { background: var(--line); }

/* ───────────────────────────────────────────────────────────────── modals */

.modal { position: fixed; inset: 0; background: rgba(3, 8, 20, .72); display: grid; place-items: center; z-index: 60; padding: 18px; backdrop-filter: blur(3px); }
.modal-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px;
  padding: 20px; width: min(720px, 96vw); max-height: 92vh; overflow-y: auto; box-shadow: var(--shadow);
}
.modal-card.sm { width: min(400px, 94vw); }
.modal-card.wide { width: min(1120px, 97vw); }
.modal-card h3 { margin: 0 0 12px; font-size: 18px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; flex-wrap: wrap; }
.modal-actions.left { justify-content: flex-start; }

.pay-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 20px; }
.pay-summary { background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-bottom: 12px; }
.pay-summary .row { display: flex; justify-content: space-between; padding: 3px 0; font-variant-numeric: tabular-nums; }
.pay-summary .row.grand { font-size: 22px; font-weight: 800; border-top: 1px dashed var(--line); margin-top: 6px; padding-top: 8px; }
.pay-summary .row.grand b { color: var(--green); }
.payment-chips { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.pay-chip { display: flex; justify-content: space-between; align-items: center; gap: 8px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; font-size: 13px; }
.pay-chip .x { background: none; border: 0; color: var(--red); cursor: pointer; font-size: 15px; }
.quick-cash { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin: 8px 0; }
.quick-cash button { padding: 10px 0; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; cursor: pointer; font-size: 13px; }
.change-line { text-align: right; font-size: 16px; margin-top: 6px; }
.change-line b { color: var(--amber); font-size: 20px; }
.pay-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.pay-actions .btn { flex: 1; }
.pay-actions .btn.pay { margin: 0; padding: 14px; justify-content: center; }

/* ─────────────────────────────────────────────────────── receipt + payload */

.receipt-grid { display: grid; grid-template-columns: 340px 1fr; gap: 18px; }
.paper {
  background: #fff; color: #111; border-radius: 8px; padding: 16px;
  font: 12px/1.45 "SF Mono", ui-monospace, Menlo, monospace; max-height: 62vh; overflow-y: auto;
}
.paper h4 { margin: 0 0 2px; text-align: center; font-size: 14px; }
.paper .center { text-align: center; }
.paper hr { border: 0; border-top: 1px dashed #999; margin: 8px 0; }
.paper table { width: 100%; border-collapse: collapse; }
.paper td { padding: 1px 0; vertical-align: top; }
.paper td.r { text-align: right; white-space: nowrap; }
.paper .tot { font-weight: 700; font-size: 13px; }
.paper .qr { margin: 10px auto 0; display: block; }

.payload-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.payload-head h3 { margin: 0; }
.keep-status { font-size: 12px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-dim); }
.keep-status.ok { color: var(--green); border-color: var(--green); }
.keep-status.warn { color: var(--amber); border-color: var(--amber); }
.keep-status.bad { color: var(--red); border-color: var(--red); }
.code {
  background: #060c18; border: 1px solid var(--line); border-radius: 12px; padding: 14px;
  font: 12px/1.5 "SF Mono", ui-monospace, Menlo, monospace; color: #cfe3ff;
  max-height: 52vh; overflow: auto; white-space: pre; margin: 0;
}

/* ────────────────────────────────────────────────────── panels and lists */

.panel { height: 100%; display: flex; flex-direction: column; padding: 14px 16px; min-height: 0; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.panel-head h2 { margin: 0; font-size: 17px; }
.panel-actions { display: flex; gap: 8px; align-items: center; }

.receipt-list, .log-body, .report-body, .parked-list { flex: 1; min-height: 0; overflow-y: auto; }

.rcpt {
  display: grid; grid-template-columns: auto 1fr auto auto; gap: 12px; align-items: center;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; margin-bottom: 8px;
}
.rcpt .pill { font-size: 11px; padding: 3px 9px; border-radius: 999px; text-transform: uppercase; letter-spacing: .05em; font-weight: 700; }
.pill.sent { background: #0d3320; color: var(--green); }
.pill.queued { background: #33280d; color: var(--amber); }
.pill.duplicate { background: #0c2c3b; color: var(--blue); }
.pill.rejected, .pill.failed { background: #3a1414; color: var(--red); }
.rcpt .id { font-weight: 700; font-variant-numeric: tabular-nums; }
.rcpt .sub { font-size: 11.5px; color: var(--ink-faint); }
.rcpt .amt { font-weight: 700; font-variant-numeric: tabular-nums; }
.rcpt .acts { display: flex; gap: 6px; }

.report-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; margin-bottom: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.card .k { font-size: 11.5px; color: var(--ink-dim); text-transform: uppercase; letter-spacing: .06em; }
.card .v { font-size: 24px; font-weight: 800; font-variant-numeric: tabular-nums; margin-top: 4px; }
.card .v.green { color: var(--green); }
table.grid { width: 100%; border-collapse: collapse; margin-bottom: 18px; }
table.grid th, table.grid td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
table.grid th { color: var(--ink-dim); font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em; }
table.grid td.r, table.grid th.r { text-align: right; font-variant-numeric: tabular-nums; }

.log-entry { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; margin-bottom: 8px; }
.log-entry summary { cursor: pointer; display: flex; gap: 10px; align-items: center; font-size: 13px; }
.log-entry .st { font-weight: 700; font-variant-numeric: tabular-nums; }
.st.s2 { color: var(--green); } .st.s4 { color: var(--amber); } .st.s5 { color: var(--red); }
.log-entry pre { background: #060c18; border-radius: 10px; padding: 10px; overflow: auto; font-size: 11.5px; max-height: 260px; }

.parked-item { display: flex; justify-content: space-between; align-items: center; gap: 10px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; margin-bottom: 8px; }

/* ───────────────────────────────────────────────────────────────── toasts */

.toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 90; }
.toast {
  background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--green);
  border-radius: 10px; padding: 10px 14px; box-shadow: var(--shadow); font-size: 13px;
  animation: slide .18s ease; max-width: 380px;
}
.toast.warn { border-left-color: var(--amber); }
.toast.err { border-left-color: var(--red); }
@keyframes slide { from { transform: translateX(20px); opacity: 0; } }

/* ────────────────────────────────────────────────────────────────── print */

.print-area { display: none; }
@media print {
  body > *:not(.print-area) { display: none !important; }
  .print-area { display: block; }
  .print-area .paper { max-height: none; width: 76mm; color: #000; background: #fff; }
}

@media (max-width: 1080px) {
  .sale-view { grid-template-columns: minmax(0, 1fr); grid-template-rows: 1fr auto; }
  .cart { border-left: 0; border-top: 1px solid var(--line); max-height: 46vh; }
  .pay-grid, .receipt-grid, .settings-grid { grid-template-columns: 1fr; }
}
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
fieldset { border: 1px solid var(--line); border-radius: 14px; padding: 14px; margin: 0; }
legend { padding: 0 8px; font-size: 12px; color: var(--green); text-transform: uppercase; letter-spacing: .07em; }