:root {
  --c-primary: #6690f4;
  --c-primary-dark: #3164db;
  --c-action-primary: #0f766e;
  --c-action-primary-dark: #0b5f59;
  --c-bg: #f4f6f9;
  --c-surface: #ffffff;
  --c-text: #4e5e6a;
  --c-text-strong: #2d3748;
  --c-muted: #718096;
  --c-border: #b0bec5;
  --c-danger: #cc0000;
  --focus-ring: 0 0 0 3px rgba(102, 144, 244, 0.15);
  --focus-ring-action: 0 0 0 3px rgba(15, 118, 110, 0.18);
  --shadow-card: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.1s ease;
}

.btn--primary {
  color: #ffffff;
  background: var(--c-action-primary);
}

.btn--primary:hover {
  background: var(--c-action-primary-dark);
}

.btn--secondary {
  color: var(--c-text-strong);
  border-color: var(--c-border);
  background: var(--c-surface);
}

.btn--secondary:hover {
  border-color: #cbd5e0;
  background: #f8fafc;
}

.btn--danger {
  color: #ffffff;
  border-color: #b91c1c;
  background: #dc2626;
}

.btn--danger:hover {
  border-color: #991b1b;
  background: #b91c1c;
}

.btn--sm {
  min-height: 28px;
  padding: 3px 10px;
  font-size: 12px;
}

.btn--block {
  width: 100%;
}

.btn--disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

.btn:active {
  transform: translateY(1px);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring-action);
  border-color: var(--c-action-primary);
}

.form-control {
  width: 100%;
  min-height: 30px;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 4px 8px;
  font: inherit;
  color: var(--c-text-strong);
  background: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: var(--focus-ring);
}

.input {
  min-height: 34px;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 5px 10px;
  font: inherit;
  color: var(--c-text-strong);
  background: #ffffff;
}

.input--sm {
  min-height: 28px;
  padding: 3px 8px;
  font-size: 12px;
}

.flash {
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
}

.flash--success {
  border: 1px solid #b7ebcf;
  background: #f0fff6;
  color: #0f6b39;
}

.flash--error {
  border: 1px solid #fed7d7;
  background: #fff5f5;
  color: var(--c-danger);
}

.alert {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 13px;
  min-height: 44px;
}

.alert--danger {
  border-color: #fed7d7;
  background: #fff5f5;
  color: var(--c-danger);
}

.alert--success {
  border-color: #b7ebcf;
  background: #f0fff6;
  color: #0f6b39;
}

.alert--warning {
  border-color: #f7dd8b;
  background: #fff8e8;
  color: #815500;
}

.form-field {
  display: grid;
  gap: 5px;
}

.field-label {
  color: var(--c-text-strong);
  font-size: 13px;
  font-weight: 600;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;

  &--visible {
    overflow: visible !important;
    overflow-x: visible !important;
  }
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--c-surface);
}

.table th,
.table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--c-border);
  text-align: left;
}

.table th {
  color: var(--c-text-strong);
  font-weight: 700;
  background: #f8fafc;
}

.table--details th {
  white-space: nowrap;
}

.table--details th:first-child,
.table--details td:first-child {
  width: 36px;
  text-align: center;
}

.pagination {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.pagination__item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid var(--c-border);
  color: var(--c-text-strong);
  background: var(--c-surface);
  text-decoration: none;
  font-weight: 600;
}

.pagination__item:hover {
  border-color: #cbd5e0;
  background: #f8fafc;
}

.pagination__item.is-active {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: #edf2ff;
}

.receipt-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--c-text-strong);

  &__seller {
    flex: 1;

    strong {
      font-size: 14px;
      display: block;
      margin-bottom: 4px;
    }
  }

  &__title {
    text-align: right;

    h1 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 4px;
    }
  }
}

.receipt-print {
  max-width: 700px;
  margin: 0 auto;

  @media print {
    max-width: 100%;
  }
}