.tool-app-section {
  padding: 18px 0 56px;
}

.tool-app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 24px;
  align-items: start;
}

.tool-card-panel {
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(22, 32, 51, 0.08);
  border-radius: 24px;
  box-shadow: var(--shadow-md);
  padding: 28px;
}

.tool-card-panel.dark {
  background: linear-gradient(180deg, #172033 0%, #101828 100%);
  color: #f8fbff;
}

.tool-card-panel h2,
.tool-card-panel h3 {
  margin: 0 0 10px;
  font-family: var(--heading-font);
}

.tool-card-panel > p {
  margin: 0 0 18px;
  color: var(--text-soft);
  line-height: 1.75;
}

.tool-card-panel.dark > p,
.tool-card-panel.dark .tool-result-label,
.tool-card-panel.dark .tool-note,
.tool-card-panel.dark .tool-helper {
  color: rgba(248, 251, 255, 0.72);
}

.tool-form-grid {
  display: grid;
  gap: 16px;
}

.tool-form-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tool-form-grid.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tool-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tool-field label {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.tool-card-panel.dark .tool-field label {
  color: #f8fbff;
}

.tool-input,
.tool-select,
.tool-textarea {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(22, 32, 51, 0.12);
  border-radius: 14px;
  background: #f8fbff;
  color: var(--text);
}

.tool-textarea {
  min-height: 128px;
  padding: 14px;
  resize: vertical;
}

.tool-select {
  cursor: pointer;
}

.tool-inline-actions,
.tool-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 0;
  border-radius: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.tool-btn:hover {
  transform: translateY(-1px);
}

.tool-btn.primary {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
  color: #fff;
}

.tool-btn.secondary {
  background: #e7eef9;
  color: var(--text);
}

.tool-btn.blue {
  background: #2563eb;
  color: #fff;
}

.tool-btn.green {
  background: #15803d;
  color: #fff;
}

.tool-btn.pink {
  background: #db2777;
  color: #fff;
}

.tool-note,
.tool-helper {
  font-size: 13px;
  line-height: 1.7;
}

.tool-box {
  background: #f6f8fc;
  border: 1px solid rgba(22, 32, 51, 0.08);
  border-radius: 18px;
  padding: 16px;
}

.tool-box.blue {
  background: #edf5ff;
  border-color: rgba(37, 99, 235, 0.18);
}

.tool-box.yellow {
  background: #fff8e6;
  border-color: rgba(245, 158, 11, 0.18);
}

.tool-box.pink {
  background: #fff0f7;
  border-color: rgba(219, 39, 119, 0.18);
}

.tool-result-stack {
  display: grid;
  gap: 14px;
}

.tool-result-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tool-card-panel:not(.dark) .tool-result-row {
  background: #f8fbff;
  border-color: rgba(22, 32, 51, 0.08);
}

.tool-result-label {
  font-size: 14px;
}

.tool-result-value {
  font-weight: 800;
  text-align: right;
}

.tool-result-value.emphasis {
  font-size: 24px;
  color: #f97316;
}

.tool-status {
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid transparent;
}

.tool-status.success {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  border-color: rgba(34, 197, 94, 0.24);
}

.tool-status.warn {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.24);
}

.tool-status.error {
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.24);
}

.tool-big-number {
  text-align: center;
  padding: 20px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tool-big-number strong {
  display: block;
  margin-top: 8px;
  font-size: 40px;
  line-height: 1;
  color: #f97316;
}

.tool-preview-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  border-radius: 20px;
  background: #f4f6fb;
  border: 1px dashed rgba(22, 32, 51, 0.18);
  padding: 20px;
}

.tool-label-canvas {
  background: #fff;
  box-shadow: 0 24px 50px rgba(16, 24, 40, 0.12);
  overflow: hidden;
}

.tag-preview-container {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 2px 4px;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
  background: #fff;
  overflow: hidden;
  color: #000;
  border: 1px dashed #ccc;
}

.preview-barcode {
  height: 38%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 2px;
}

.preview-barcode img {
  height: 26px;
  max-width: 98%;
  object-fit: contain;
}

.preview-text-psku {
  font-size: 11px;
  font-weight: 700;
  margin-top: 1px;
  line-height: 1;
  text-align: center;
}

.preview-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  text-align: left;
  overflow: hidden;
}

.preview-row {
  font-size: 10px;
  line-height: 1.15;
  margin-bottom: 1px;
  display: flex;
}

.preview-lbl {
  font-weight: 700;
  white-space: nowrap;
  margin-right: 4px;
}

.preview-val {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-footer {
  text-align: center;
  font-size: 10px;
  font-weight: 700;
  margin-top: 2px;
  border-top: 1px solid #000;
  padding-top: 1px;
}

.tool-download-list {
  display: grid;
  gap: 12px;
}

.tool-download-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: #fff;
  border: 1px solid rgba(22, 32, 51, 0.08);
  border-radius: 18px;
  box-shadow: 0 10px 24px rgba(16, 24, 40, 0.06);
}

.tool-download-thumb {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid rgba(22, 32, 51, 0.08);
}

.tool-download-info {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  color: var(--text-soft);
  word-break: break-all;
}

.tool-download-info strong {
  display: block;
  color: var(--text);
  margin-bottom: 6px;
}

.tool-error {
  background: #fff1f2;
  border: 1px solid rgba(239, 68, 68, 0.18);
  color: #e11d48;
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 700;
}

@media (max-width: 980px) {
  .tool-app-shell {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .tool-form-grid.two-col,
  .tool-form-grid.three-col {
    grid-template-columns: 1fr;
  }

  .tool-card-panel {
    padding: 20px;
  }

  .tool-download-item {
    flex-direction: column;
    align-items: flex-start;
  }
}