.btn {
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  line-height: 1.1;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 16px rgba(25, 77, 125, 0.2);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn-light {
  background: #fff;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn-light:hover {
  background: var(--color-info-soft);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
}

.form-group {
  margin-bottom: var(--space-5);
}

label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--color-text-muted);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 12px;
  font-size: 15px;
  background: #fff;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(31, 95, 153, 0.14);
}

input[type="checkbox"] {
  width: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
}

th,
td {
  text-align: left;
  padding: 12px 12px;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

th {
  color: var(--color-text-muted);
  background: #f3f7fc;
  font-size: 13px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}

tbody tr:nth-child(even) {
  background: #fbfdff;
}

tbody tr:hover {
  background: #f2f8ff;
}

.inline-form {
  display: inline-block;
}

.table-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: var(--space-4);
}

.adjust-form {
  display: flex;
  gap: 8px;
  align-items: center;
}

.adjust-form input[type="number"],
.adjust-form input[type="text"] {
  width: 130px;
}

.pos-add-row,
.purchase-add-row,
.report-filters {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  gap: 10px;
  align-items: end;
}

.report-filters {
  grid-template-columns: 220px 220px 160px;
}

.totals-box {
  margin: 14px 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 10px;
}

.totals-box div {
  background: var(--color-info-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px;
  font-size: 14px;
}

.panel-shell {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-5);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--color-divider-soft);
  padding-bottom: 12px;
  margin-bottom: 14px;
}

.panel-title {
  margin: 0;
  font-size: 20px;
  line-height: 1.2;
}

.panel-subtitle {
  margin: 6px 0 0;
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.5;
}

.panel-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.surface-block {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.surface-block-soft {
  background: #f6fafe;
  border-color: #dce8f3;
}

.form-stack {
  display: grid;
  gap: var(--space-5);
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 10px;
}

.meta-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  background: #fff;
}

.meta-item strong {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.meta-item span {
  font-weight: 600;
}

.table-wrapper {
  overflow-x: auto;
  border: 1px solid #dbe5f0;
  border-radius: var(--radius-md);
  background: #fff;
}

.section-gap-sm {
  margin-top: 14px;
}

.section-gap-bottom-sm {
  margin-bottom: 14px;
}

.report-section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.report-actions-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.product-image-thumb {
  width: 52px;
  height: 52px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: #fff;
  cursor: pointer;
}

.product-image-preview {
  display: block;
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  margin-bottom: 8px;
  background: #fff;
}

.product-image-empty {
  color: var(--color-text-muted);
  font-size: 12px;
}

.modal-open {
  overflow: hidden;
}

.image-modal {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 999;
}

.image-modal.is-open {
  display: block;
}

.image-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
}

.image-modal-content {
  position: relative;
  margin: 5vh auto;
  width: min(92vw, 760px);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px;
  z-index: 1;
}

.image-modal-close {
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  cursor: pointer;
  float: right;
}

.image-modal-preview {
  display: block;
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
}

@media (max-width: 1024px) {
  .meta-grid,
  .pos-add-row,
  .purchase-add-row {
    grid-template-columns: 1fr;
  }

  .report-filters,
  .totals-box {
    grid-template-columns: 1fr;
  }

  .report-section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}