/* Text Diff Checker CSS */
.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .diff-grid {
    grid-template-columns: 1fr;
  }
}

.diff-grid .field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.diff-grid label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-heading, #1e293b);
}

.diff-grid textarea {
  width: 100%;
  padding: 0.85rem;
  border: 1px solid var(--border-color, #cbd5e1);
  border-radius: var(--radius-sm, 8px);
  font-family: monospace;
  font-size: 0.9rem;
  line-height: 1.5;
  background: var(--surface, #ffffff);
  resize: vertical;
}

.diff-output {
  margin-top: 1.25rem;
  padding: 1.25rem;
  background: #ffffff;
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: var(--radius-md, 12px);
  font-family: monospace;
  font-size: 0.9rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.diff-line-add {
  background-color: #dcfce7;
  color: #166534;
  padding: 2px 4px;
  border-radius: 4px;
}

.diff-line-del {
  background-color: #fee2e2;
  color: #991b1b;
  text-decoration: line-through;
  padding: 2px 4px;
  border-radius: 4px;
}