/* Text Diff Checker - tool-specific styles (imports tools-common.css) */

.card-body {
    padding: 25px 30px;
}

.diff-input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 18px;
}

@media (max-width: 800px) {
    .diff-input-grid {
        grid-template-columns: 1fr;
    }
}

.diff-input-col label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
    font-size: 0.9rem;
}

.diff-textarea {
    width: 100%;
    min-height: 200px;
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.92rem;
    line-height: 1.5;
    resize: vertical;
    color: #1f2937;
}

.diff-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.options-panel {
    padding: 18px 0;
    background: transparent;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.options-row {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    align-items: center;
}

.option-inline-group {
    display: flex;
    align-items: center;
    gap: 14px;
}

.option-inline-group span.opt-label {
    font-weight: 600;
    color: #374151;
    font-size: 0.88rem;
}

.radio-group,
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.radio-group input,
.checkbox-group input {
    width: 17px;
    height: 17px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.radio-group label,
.checkbox-group label {
    margin: 0;
    cursor: pointer;
    font-weight: 500;
    color: #374151;
    font-size: 0.88rem;
}

.diff-result-wrap {
    margin-top: 6px;
}

.diff-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 8px;
}

.diff-result-header label {
    font-weight: 600;
    color: #374151;
    font-size: 0.9rem;
}

#statsLabel {
    color: #6b7280;
    font-size: 0.85rem;
}

.diff-output {
    width: 100%;
    min-height: 180px;
    max-height: 480px;
    overflow: auto;
    padding: 16px;
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.diff-placeholder {
    color: #9ca3af;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.diff-line {
    padding: 2px 8px;
    border-radius: 3px;
    white-space: pre-wrap;
    word-break: break-word;
}

.diff-wordwrap {
    white-space: normal;
}

.diff-equal {
    color: #374151;
}

.diff-remove {
    background: #fee2e2;
    color: #991b1b;
    text-decoration: line-through;
}

.diff-add {
    background: #dcfce7;
    color: #166534;
    text-decoration: none;
}

div.diff-remove {
    background: #fee2e2;
}

div.diff-add {
    background: #dcfce7;
}

div.diff-equal {
    background: transparent;
}