:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-2: #1e293b;
  --card: #0b1220;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --success: #16a34a;
  --success-hover: #15803d;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --secondary: #475569;
  --secondary-hover: #334155;
  --warning: #facc15;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);

  --env-color: #0f172a;
  --font-color: #e5e7eb;
  --btn-off-color: #334155;
  --btn-on-color: #fef08a;
  --promo-bar-color: #d97706;
  --promo-title-size: 30px;
  --panel-soft: #0f172a;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, var(--env-color) 0%, #111827 100%);
  color: var(--font-color);
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.login-card {
  width: min(100%, 460px);
  background: rgba(2, 6, 23, 0.96);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
  text-align: center;
}
.login-logo { width: 86px; margin-bottom: 8px; }
input, select {
  width: 100%;
  border: 1px solid #334155;
  background: rgba(15, 23, 42, 0.94);
  color: var(--font-color);
  border-radius: 16px;
  padding: 16px 18px;
  font-size: 18px;
  margin-top: 12px;
}
.btn {
  width: 100%;
  border: none;
  border-radius: 16px;
  padding: 15px 18px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.2s ease;
}
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--accent); color: white; }
.btn.primary:hover { background: var(--accent-hover); }
.btn.success { background: var(--success); color: white; }
.btn.success:hover { background: var(--success-hover); }
.btn.danger { background: var(--danger); color: white; }
.btn.danger:hover { background: var(--danger-hover); }
.btn.secondary { background: var(--secondary); color: white; }
.btn.secondary:hover { background: var(--secondary-hover); }
.btn.dark { background: #020617; color: white; border: 1px solid #334155; }
.btn.dark:hover { background: #0f172a; }
.btn.xl { font-size: 21px; min-height: 60px; }
.btn.small { width: auto; min-width: 110px; padding: 10px 14px; font-size: 15px; border-radius: 12px; }
.message { min-height: 22px; margin-top: 12px; color: #fca5a5; font-size: 15px; }
.app { min-height: 100vh; }
.topbar {
  height: 88px;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(2, 6, 23, 0.96);
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  position: sticky;
  top: 0;
  z-index: 50;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo { width: 54px; height: auto; }
.brand h1 { margin: 0; font-size: 28px; }
.brand p { margin: 3px 0 0; }
.top-actions { display: flex; align-items: center; gap: 12px; }
.user-pill {
  background: rgba(15, 23, 42, 0.82);
  border: 1px solid #334155;
  border-radius: 16px;
  padding: 10px 14px;
  display: flex;
  gap: 10px;
  align-items: center;
}
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 20px;
  padding: 20px;
}
.products-zone { min-width: 0; }
.section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.product-section {
  background: rgba(15, 23, 42, 0.82);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 22px;
  padding: 18px;
  min-width: 0;
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.section-header h2 { margin: 0; font-size: 28px; }
.bart-img {
  width: 95px;
  max-height: 110px;
  object-fit: contain;
  transition: transform 0.25s ease, filter 0.25s ease;
}
.bart-activo {
  transform: scale(1.08) rotate(5deg);
  filter: drop-shadow(0 0 10px #facc15);
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.item {
  min-height: 106px;
  display: grid;
  place-items: center;
  text-align: center;
  background: var(--btn-off-color);
  border: 2px solid transparent;
  color: var(--font-color);
  border-radius: 20px;
  padding: 16px 10px;
  font-size: 24px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  box-shadow: inset 0 -2px 0 rgba(255,255,255,0.05);
  transition: transform 0.12s ease, background 0.2s ease, border-color 0.2s ease;
}
.item small { display: block; font-size: 18px; margin-top: 5px; }
.item:hover { filter: brightness(1.06); }
.item:active { transform: scale(0.98); }
.item.selected {
  background: var(--btn-on-color);
  color: #0f172a;
  border-color: #facc15;
  box-shadow: 0 0 0 4px rgba(250, 204, 21, 0.22);
}
.promo-wrap {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 4px solid rgba(255,255,255,0.18);
}
.promo-title {
  font-weight: 900;
  font-size: var(--promo-title-size);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-align: center;
  color: #ffffff;
  background: var(--promo-bar-color);
  margin: 0 0 14px;
  padding: 16px 18px;
  border-radius: 18px;
  box-shadow: inset 0 -3px 0 rgba(255,255,255,0.14), 0 10px 24px rgba(0,0,0,0.18);
}
.promo-item {
  border-color: rgba(250, 204, 21, 0.45);
}
.side-panel {
  position: sticky;
  top: 108px;
  align-self: start;
  display: grid;
  gap: 16px;
  max-height: calc(100vh - 128px);
  overflow: auto;
  padding-right: 4px;
}
.card {
  background: rgba(2, 6, 23, 0.96);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 22px;
  padding: 18px;
  box-shadow: var(--shadow);
}
.card h2 { margin-top: 0; font-size: 24px; }
.cart-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-height: 320px;
  overflow: auto;
}
.cart-item {
  background: #1e293b;
  border-radius: 18px;
  padding: 14px;
  display: grid;
  gap: 10px;
}
.cart-top { display: flex; justify-content: space-between; gap: 10px; }
.cart-name { font-size: 19px; font-weight: 700; }
.cart-subtotal { font-size: 18px; white-space: nowrap; }
.qty-row {
  display: grid;
  grid-template-columns: 58px 1fr 58px 58px;
  gap: 8px;
  align-items: center;
}
.qty-badge { text-align: center; font-size: 20px; font-weight: 700; }
.icon-btn {
  border: none;
  border-radius: 14px;
  min-height: 48px;
  font-size: 24px;
  font-weight: 700;
  color: white;
  cursor: pointer;
}
.icon-btn.plus { background: var(--accent); }
.icon-btn.minus { background: var(--secondary); }
.icon-btn.remove { background: var(--danger); }
.empty-state {
  padding: 14px 0;
  color: var(--muted);
  font-size: 17px;
}
.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 22px;
  margin: 14px 0;
  padding-top: 12px;
  border-top: 1px solid #334155;
}
.label { display: block; margin-top: 4px; margin-bottom: 6px; color: var(--muted); }
.touch-select { min-height: 56px; font-size: 18px; }
.stack-gap { display: grid; gap: 10px; margin-top: 14px; }
.touch-input { min-height: 56px; font-size: 20px; }
.amount-input {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type=number] {
  -moz-appearance: textfield;
  appearance: textfield;
}
.payment-box {
  margin-top: 12px;
  padding: 12px;
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid #334155;
}
.payment-summary {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 10px;
  border-top: 1px dashed rgba(148, 163, 184, 0.35);
  font-size: 18px;
}
.payment-summary strong {
  font-size: 24px;
}
.admin-grid { display: grid; gap: 10px; }
.admin-actions { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 12px; }
.checkbox-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}
.checkbox-line input {
  width: auto;
  margin: 0;
}
.days-box {
  margin-top: 4px;
  background: rgba(15, 23, 42, 0.56);
  padding: 12px;
  border: 1px solid #334155;
  border-radius: 16px;
}
.days-title {
  font-weight: 700;
  margin-bottom: 8px;
}
.days-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}
.days-grid label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
}
.days-grid input {
  width: auto;
  margin: 0;
}
.color-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
}
.color-row input[type="color"] {
  width: 76px;
  height: 44px;
  padding: 4px;
  margin: 0;
}
.range-row {
  display: grid;
  gap: 8px;
  padding: 10px 0;
}
.range-control {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
}
.range-control input[type="range"] {
  margin: 0;
  padding: 0;
}
.range-control span {
  font-weight: 700;
  min-width: 64px;
  text-align: right;
}
.top-gap { margin-top: 10px; }
.modal {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.82);
  display: grid;
  place-items: center;
  padding: 22px;
  z-index: 100;
}
.modal-content {
  width: min(980px, 100%);
  max-height: 90vh;
  overflow: auto;
  background: #020617;
  border-radius: 24px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  padding: 22px;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.summary-box {
  background: #1e293b;
  border-radius: 18px;
  padding: 16px;
  margin: 16px 0;
  font-size: 18px;
}
.summary-box p { margin: 0 0 10px; }
.summary-section {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed rgba(148, 163, 184, 0.28);
}
.summary-section h4 {
  margin: 0 0 10px;
  font-size: 18px;
}
.summary-line {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(2, 6, 23, 0.36);
  margin-bottom: 8px;
}
.summary-grid-line {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(120px, 0.9fr) minmax(120px, 0.9fr);
  gap: 10px;
  align-items: center;
}
.summary-grid-line strong {
  text-align: right;
}
.product-line small {
  display: inline-block;
  color: #cbd5e1;
}
.sales-detail { display: grid; gap: 8px; }
.sale-row {
  display: grid;
  grid-template-columns: 1.1fr 0.8fr 0.7fr 0.8fr;
  gap: 10px;
  background: #111827;
  padding: 12px 14px;
  border-radius: 14px;
  align-items: center;
}
@media (max-width: 1200px) {
  .layout { grid-template-columns: 1fr; }
  .side-panel { position: static; max-height: none; }
}
@media (max-width: 900px) {
  .section-grid, .product-grid { grid-template-columns: 1fr; }
  .days-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topbar { height: auto; flex-direction: column; align-items: stretch; }
  .top-actions { justify-content: space-between; }
}


.btn.warning { background: #ca8a04; color: white; }
.btn.warning:hover { background: #a16207; }

.modal-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}
.report-tools {
  margin: 14px 0 10px;
  background: #0b1220;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 18px;
  padding: 14px;
}
.report-grid {
  display: grid;
  grid-template-columns: minmax(140px, 180px) minmax(160px, 1fr) auto auto;
  gap: 10px;
  align-items: center;
}
.range-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.period-info {
  margin-top: 10px;
  color: #cbd5e1;
  font-size: 15px;
}
.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  min-width: 260px;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.96);
  color: white;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(148, 163, 184, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.16s ease, transform 0.16s ease;
  z-index: 140;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast.success { background: rgba(22, 163, 74, 0.96); }
.toast.error { background: rgba(220, 38, 38, 0.96); }
.toast.info { background: rgba(37, 99, 235, 0.96); }

@media (max-width: 900px) {
  .report-grid {
    grid-template-columns: 1fr;
  }
  .range-grid {
    grid-template-columns: 1fr;
  }
  .modal-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}