/**
 * JSON差异比较样式
 */

.json-diff-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* 输入区域 */
.input-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.input-panel {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--color-border-light);
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
}

.panel-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-sm:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.input-panel textarea {
    width: 100%;
    min-height: 200px;
    padding: 14px;
    font-size: 13px;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.6;
    border: none;
    background: var(--color-bg-secondary);
    color: var(--color-text);
    resize: vertical;
}

.input-panel textarea:focus {
    outline: none;
}

.input-panel textarea::placeholder {
    color: var(--color-text-light);
}

/* 操作栏 */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--color-border-light);
}

.compare-options {
    display: flex;
    gap: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--color-text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.btn-compare {
    padding: 12px 32px;
    font-size: 14px;
    font-weight: 500;
    color: white;
    background: var(--color-primary);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.15s;
}

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

/* 差异统计 */
.diff-stats {
    display: flex;
    gap: 12px;
    padding: 16px;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--color-border-light);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--color-bg);
    border-radius: 8px;
}

.stat-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    border-radius: 6px;
}

.stat-item.added .stat-icon {
    background: #dcfce7;
    color: #16a34a;
}

.stat-item.removed .stat-icon {
    background: #fee2e2;
    color: #dc2626;
}

.stat-item.modified .stat-icon {
    background: #fef3c7;
    color: #d97706;
}

.stat-item.unchanged .stat-icon {
    background: var(--color-bg-secondary);
    color: var(--color-text-light);
}

.stat-label {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.stat-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
    min-width: 20px;
    text-align: center;
}

/* 结果区域 */
.result-section {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--color-border-light);
    overflow: hidden;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
}

.result-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.diff-view {
    padding: 16px;
    max-height: 500px;
    overflow: auto;
}

/* 差异树 */
.diff-tree {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    line-height: 1.8;
}

.diff-node {
    display: flex;
    flex-wrap: wrap;
    padding: 2px 0;
}

.diff-node:hover {
    background: var(--color-bg);
}

.diff-path {
    color: var(--color-text-secondary);
}

.diff-path .key {
    color: var(--color-primary);
}

.diff-operator {
    margin: 0 8px;
    font-weight: 600;
}

.diff-node.added .diff-operator { color: #16a34a; }
.diff-node.removed .diff-operator { color: #dc2626; }
.diff-node.modified .diff-operator { color: #d97706; }
.diff-node.unchanged .diff-operator { color: var(--color-text-light); }

.diff-values {
    display: flex;
    gap: 12px;
    flex: 1;
}

.diff-value {
    padding: 2px 8px;
    border-radius: 4px;
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.diff-value.old {
    background: #fee2e2;
    color: #991b1b;
}

.diff-value.new {
    background: #dcfce7;
    color: #166534;
}

.diff-value.same {
    color: var(--color-text-secondary);
}

/* 错误区域 */
.error-section {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 12px;
}

.error-icon {
    font-size: 24px;
}

.error-message {
    font-size: 14px;
    color: #991b1b;
}

/* 底部说明 */
.bottom-info .info-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin: 0 0 12px;
}

.bottom-info .info-card h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin: 16px 0 8px;
}

.bottom-info .info-card h4:first-of-type {
    margin-top: 12px;
}

.bottom-info .info-card .param-list {
    margin: 8px 0;
    padding-left: 20px;
}

.bottom-info .info-card .param-list li {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.bottom-info .info-card .param-list li strong {
    color: var(--color-text);
}

.diff-tag {
    display: inline-block;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 4px;
    margin-right: 4px;
}

.diff-tag.added {
    background: #dcfce7;
    color: #16a34a;
}

.diff-tag.removed {
    background: #fee2e2;
    color: #dc2626;
}

.diff-tag.modified {
    background: #fef3c7;
    color: #d97706;
}

.diff-tag.unchanged {
    background: var(--color-bg-secondary);
    color: var(--color-text-light);
}

/* 响应式 */
@media (max-width: 768px) {
    .input-section {
        grid-template-columns: 1fr;
    }

    .action-bar {
        flex-direction: column;
        gap: 12px;
    }

    .compare-options {
        flex-wrap: wrap;
        justify-content: center;
    }

    .btn-compare {
        width: 100%;
    }

    .diff-stats {
        flex-wrap: wrap;
    }

    .stat-item {
        flex: 1;
        min-width: 100px;
    }

    .diff-values {
        flex-direction: column;
        gap: 4px;
    }
}