/* VirtualPOS — TPV táctil */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; touch-action: manipulation; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #0f172a; color: #f1f5f9;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
button, input { font: inherit; }
button { cursor: pointer; border: none; background: none; color: inherit; }
.app { height: 100dvh; display: flex; flex-direction: column; }

/* Login */
.login-wrap {
  min-height: 100dvh; display: flex; align-items: center; justify-content: center;
  padding: 1.5rem; background: radial-gradient(circle at top, #1e1b4b, #0f172a 55%);
}
.login-card {
  width: 100%; max-width: 24rem;
  background: rgba(15, 23, 42, 0.9); border: 1px solid #334155;
  border-radius: 1rem; padding: 1.75rem;
  box-shadow: 0 25px 50px rgba(0,0,0,.35);
}
.login-card h1 { font-size: 1.5rem; font-weight: 800; }
.login-card p { margin-top: .35rem; color: #94a3b8; font-size: .875rem; }
.field { margin-top: 1rem; }
.field label { display: block; font-size: .75rem; font-weight: 600; color: #cbd5e1; margin-bottom: .35rem; }
.field input {
  width: 100%; padding: .75rem .85rem; border-radius: .5rem;
  border: 1px solid #475569; background: #020617; color: #fff;
}
.field input:focus { outline: 2px solid #6366f1; border-color: transparent; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
  padding: .65rem 1rem; border-radius: .5rem; font-weight: 600; font-size: .875rem;
  transition: background .15s, transform .1s;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: #4f46e5; color: #fff; }
.btn-primary:hover { background: #6366f1; }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.btn-block { width: 100%; margin-top: 1.25rem; padding: .85rem; font-size: 1rem; }
.btn-ghost { color: #94a3b8; padding: .45rem .65rem; }
.btn-ghost:hover { color: #fff; background: rgba(255,255,255,.06); }
.btn-success { background: #059669; color: #fff; }
.btn-success:hover { background: #10b981; }
.btn-danger { background: #dc2626; color: #fff; }
.btn-sm { padding: .4rem .65rem; font-size: .78rem; }

/* Header nav buttons */
.tpv-header-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .4rem;
  flex-shrink: 0;
}

.tpv-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.125rem;
  padding: .45rem .8rem;
  border-radius: .45rem;
  border: 1px solid #334155;
  background: #111827;
  color: #cbd5e1;
  font-size: .78rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background .15s, border-color .15s, color .15s, transform .1s;
}

a.tpv-nav-btn { color: #cbd5e1; }

.tpv-nav-btn:hover {
  color: #fff;
  border-color: #475569;
  background: rgba(255, 255, 255, .07);
}

.tpv-nav-btn:active { transform: scale(.97); }

.tpv-nav-btn-danger {
  border-color: rgba(239, 68, 68, .35);
  color: #fca5a5;
}

.tpv-nav-btn-danger:hover {
  border-color: rgba(239, 68, 68, .55);
  background: rgba(239, 68, 68, .12);
  color: #fecaca;
}

/* Header */
.tpv-header {
  display: flex; align-items: center; gap: .75rem;
  padding: .55rem .85rem; border-bottom: 1px solid #1e293b;
  background: #0b1220; flex-shrink: 0;
}
.tpv-header h1 { font-size: 1rem; font-weight: 700; flex: 1; min-width: 0; }
.tpv-header .badge {
  font-size: .68rem; padding: .2rem .55rem; border-radius: 999px;
  background: rgba(16,185,129,.15); color: #6ee7b7; border: 1px solid rgba(16,185,129,.3);
}
.tpv-header .badge.warn { background: rgba(245,158,11,.12); color: #fcd34d; border-color: rgba(245,158,11,.3); }

/* Layout */
.tpv-body { flex: 1; min-height: 0; display: grid; grid-template-columns: 1fr min(340px, 38vw); }
.tpv-catalog { display: flex; flex-direction: column; min-height: 0; border-right: 1px solid #1e293b; }
.tpv-search {
  padding: .55rem .75rem; border-bottom: 1px solid #1e293b;
}
.tpv-search input {
  width: 100%; padding: .65rem .85rem; border-radius: .5rem;
  border: 1px solid #334155; background: #020617; color: #fff; font-size: .9375rem;
}
.tpv-cats {
  display: flex; gap: .4rem; padding: .55rem .75rem; overflow-x: auto;
  border-bottom: 1px solid #1e293b; flex-shrink: 0;
}
.tpv-cats::-webkit-scrollbar { display: none; }
.cat-btn {
  flex-shrink: 0; padding: .45rem .85rem; border-radius: 999px; font-size: .8125rem; font-weight: 600;
  border: 1px solid #334155; color: #cbd5e1; background: #0f172a;
}
.cat-btn.active { border-color: #6366f1; color: #c7d2fe; background: rgba(99,102,241,.15); }
.tpv-grid {
  flex: 1; min-height: 0; overflow: auto;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
  gap: .55rem; padding: .65rem .75rem; align-content: start;
}
.product-card {
  border: 1px solid #334155; border-radius: .65rem; background: #111827;
  padding: .75rem .55rem; text-align: center; min-height: 96px;
  display: flex; flex-direction: column; justify-content: center; gap: .35rem;
  transition: border-color .15s, background .15s;
}
.product-card:active { border-color: #6366f1; background: rgba(99,102,241,.12); }
.product-card.active-table { border-color: #6366f1; background: rgba(99,102,241,.18); box-shadow: 0 0 0 2px rgba(99,102,241,.35); }
.product-card .name { font-size: .78rem; font-weight: 600; line-height: 1.25; }
.product-card .price { font-size: .92rem; font-weight: 800; color: #34d399; }

/* Cart */
.tpv-cart { display: flex; flex-direction: column; min-height: 0; background: #0b1220; }
.cart-head {
  padding: .65rem .85rem; border-bottom: 1px solid #1e293b;
  display: flex; align-items: center; justify-content: space-between;
}
.cart-head h2 { font-size: .9375rem; font-weight: 700; }
.cart-count {
  min-width: 1.35rem; height: 1.35rem; border-radius: 999px;
  background: #4f46e5; color: #fff; font-size: .72rem; font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center; padding: 0 .35rem;
}
.cart-lines { flex: 1; min-height: 0; overflow: auto; padding: .5rem .85rem; }
.cart-empty { color: #64748b; font-size: .875rem; text-align: center; padding: 2rem .5rem; }
.cart-line {
  display: grid; grid-template-columns: 1fr auto; gap: .25rem .5rem;
  padding: .55rem 0; border-bottom: 1px solid #1e293b;
}
.cart-line-main { min-width: 0; }
.cart-line-top { display: flex; align-items: flex-start; justify-content: space-between; gap: .35rem; }
.cart-line .title { font-size: .8125rem; font-weight: 600; }
.cart-line .meta { font-size: .72rem; color: #94a3b8; margin-top: .15rem; }
.cart-line .total { font-size: .875rem; font-weight: 700; color: #34d399; align-self: center; }
.line-del {
  flex-shrink: 0; width: 1.6rem; height: 1.6rem; border-radius: .35rem;
  border: 1px solid rgba(239,68,68,.35); color: #fca5a5; font-size: 1.1rem; line-height: 1;
  display: flex; align-items: center; justify-content: center;
}
.line-del:hover { background: rgba(239,68,68,.12); border-color: #ef4444; color: #fecaca; }
.qty-row { display: flex; align-items: center; gap: .35rem; margin-top: .35rem; }
.qty-btn {
  width: 1.75rem; height: 1.75rem; border-radius: .35rem;
  border: 1px solid #475569; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .875rem;
}
.qty-btn:hover { border-color: #6366f1; color: #c7d2fe; }
.qty-input {
  width: 2.75rem; text-align: center; padding: .2rem .15rem;
  border-radius: .35rem; border: 1px solid #475569; background: #020617; color: #fff;
  font-size: .8125rem; font-weight: 700;
  -moz-appearance: textfield;
}
.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty-input:focus { outline: 2px solid #6366f1; border-color: transparent; }
.cart-foot {
  border-top: 1px solid #1e293b; padding: .75rem .85rem;
  background: #0f172a;
}
.total-row { display: flex; justify-content: space-between; font-size: .8125rem; color: #94a3b8; margin-bottom: .25rem; }
.total-row.main { font-size: 1.125rem; font-weight: 800; color: #fff; margin: .5rem 0 .75rem; }
.total-row.main span:last-child { color: #34d399; }
.pay-btns { display: grid; grid-template-columns: 1fr 1fr; gap: .45rem; margin-bottom: .55rem; }
.pay-btn {
  padding: .55rem; border-radius: .45rem; border: 1px solid #334155;
  font-size: .78rem; font-weight: 600;
}
.pay-btn.active { border-color: #6366f1; background: rgba(99,102,241,.12); color: #c7d2fe; }
.checkout-btn {
  width: 100%; padding: .85rem; border-radius: .55rem; font-size: 1rem; font-weight: 800;
}

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(2,6,23,.75); z-index: 50;
  display: flex; align-items: center; justify-content: center; padding: 1rem;
}
.modal {
  width: 100%; max-width: 22rem; background: #111827; border: 1px solid #334155;
  border-radius: .85rem; padding: 1.25rem;
}
.modal h3 { font-size: 1.0625rem; font-weight: 700; }
.modal p { margin-top: .35rem; font-size: .8125rem; color: #94a3b8; }
.modal-actions { display: flex; gap: .5rem; margin-top: 1rem; justify-content: flex-end; }

.checkout-modal-backdrop .modal {
  max-width: 26rem;
}

.checkout-modal { display: flex; flex-direction: column; gap: .85rem; margin-top: .5rem; }

.checkout-total-due {
  text-align: center;
  padding: 1rem;
  border-radius: .65rem;
  background: rgba(99, 102, 241, .12);
  border: 1px solid rgba(99, 102, 241, .35);
}

.checkout-total-label {
  display: block;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #94a3b8;
}

.checkout-total-value {
  display: block;
  margin-top: .25rem;
  font-size: 2rem;
  font-weight: 800;
  color: #34d399;
}

.checkout-breakdown {
  text-align: center;
  font-size: .8125rem;
  color: #94a3b8;
}

.checkout-tender-input {
  width: 100%;
  padding: .85rem 1rem;
  border-radius: .55rem;
  border: 1px solid #475569;
  background: #020617;
  color: #fff;
  font-size: 1.35rem;
  font-weight: 700;
  text-align: center;
}

.checkout-tender-input:focus {
  outline: 2px solid #6366f1;
  border-color: transparent;
}

.tender-quick-btns {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: .4rem;
}

.tender-quick-btn {
  padding: .55rem .25rem;
  border-radius: .45rem;
  border: 1px solid #334155;
  background: #0f172a;
  color: #cbd5e1;
  font-size: .75rem;
  font-weight: 700;
}

.tender-quick-btn:active {
  background: rgba(99, 102, 241, .2);
  border-color: #6366f1;
}

.checkout-change-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem;
  border-radius: .55rem;
  background: rgba(15, 23, 42, .8);
  border: 1px solid #334155;
  font-size: .875rem;
}

.checkout-change-value {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fbbf24;
}

.checkout-change-value.insufficient {
  color: #f87171;
}

.checkout-hint {
  font-size: .75rem;
  text-align: center;
  color: #64748b;
}

.checkout-hint.ok { color: #6ee7b7; }
.checkout-hint.warn { color: #fca5a5; }

.checkout-card-msg {
  text-align: center;
  padding: .75rem;
  font-size: .875rem;
  color: #94a3b8;
}

.modal .btn-success {
  min-width: 8rem;
  padding: .65rem 1rem;
}

.toast {
  position: fixed; bottom: 1rem; left: 50%; transform: translateX(-50%);
  background: #1e293b; border: 1px solid #475569; color: #fff;
  padding: .65rem 1rem; border-radius: .5rem; font-size: .8125rem; z-index: 100;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.toast.error { border-color: #ef4444; color: #fecaca; }
.toast.ok { border-color: #10b981; color: #a7f3d0; }

.error-text { color: #fca5a5; font-size: .8125rem; margin-top: .75rem; }
.login-hint { font-size: .68rem; color: #64748b; margin-top: .75rem; }
.login-back { display: block; text-align: center; margin-top: .75rem; color: #64748b; font-size: .75rem; text-decoration: none; }

.context-bar { display: flex; flex-wrap: wrap; gap: .35rem; padding: .35rem .85rem; background: #0b1220; border-bottom: 1px solid #1e293b; }
.context-chip { font-size: .68rem; padding: .2rem .55rem; border-radius: 999px; background: #1e293b; color: #94a3b8; border: 1px solid #334155; }
.context-chip.active { background: rgba(99,102,241,.15); color: #c7d2fe; border-color: rgba(99,102,241,.35); }
.context-chip.customer { background: rgba(16,185,129,.1); color: #6ee7b7; border-color: rgba(16,185,129,.25); }
.context-chip.mono { font-family: monospace; }

.screen-subtitle { padding: .35rem 1rem; font-size: .8125rem; color: #64748b; }

#tpv-floorplan { padding: 0.5rem 1rem 1.5rem; }
#tpv-floorplan .floorplan-viewport { max-height: calc(100vh - 140px); }

.table-grid { padding: 1rem; }
.table-card { min-height: 110px; text-align: left; }
.table-card.table-occupied { border-color: rgba(245,158,11,.45); background: rgba(245,158,11,.06); }
.table-card.table-free { border-color: rgba(16,185,129,.25); }
.table-meta { font-size: .68rem !important; color: #64748b !important; }
.table-total { font-size: 1rem !important; font-weight: 800; color: #fbbf24 !important; margin-top: .35rem; }
.table-lines { font-size: .65rem; color: #94a3b8; margin-top: .15rem; }
.table-empty { font-size: .72rem; color: #475569; margin-top: .35rem; }
.active-table { outline: 2px solid #6366f1; }

.accounts-list { padding: 1rem; display: grid; gap: .65rem; max-width: 640px; }
.account-card { text-align: left; width: 100%; padding: 1rem; border-radius: .75rem; border: 1px solid #334155; background: #111827; }
.account-card:active { transform: scale(.98); }
.account-name { font-weight: 700; font-size: 1rem; }
.account-meta { font-size: .75rem; color: #64748b; margin-top: .15rem; }
.account-amount { font-size: 1.25rem; font-weight: 800; color: #fbbf24; margin-top: .35rem; }
.account-status { font-size: .68rem; color: #94a3b8; margin-top: .15rem; text-transform: uppercase; }

.mode-btns { grid-template-columns: 1fr 1fr 1fr !important; }
.delivery-input { width: 100%; margin-bottom: .45rem; padding: .5rem; border-radius: .45rem; border: 1px solid #475569; background: #020617; color: #fff; }
.cart-actions-row { display: flex; gap: .45rem; margin-bottom: .45rem; align-items: center; flex-wrap: wrap; }
.tip-label { font-size: .75rem; color: #94a3b8; display: flex; align-items: center; gap: .35rem; }
.tip-label input { width: 4rem; padding: .25rem; border-radius: .35rem; border: 1px solid #475569; background: #020617; color: #fff; }
.customer-select { width: 100%; padding: .65rem; border-radius: .5rem; border: 1px solid #475569; background: #020617; color: #fff; }

@media (max-width: 900px) {
  .tpv-body { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .tpv-cart { max-height: 42dvh; border-top: 1px solid #1e293b; }
  .tpv-catalog { border-right: 0; }
}