/* ========== Export Config Grid ========== */
.export-config-grid {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-xl);
}

/* ========== Export Checkbox Group ========== */
.export-checkbox-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.export-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.export-checkbox:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.export-checkbox input[type="checkbox"] {
    accent-color: var(--color-primary);
    width: 16px;
    height: 16px;
}

/* ========== Export Preview ========== */
.export-preview {
    min-height: 320px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: 500px;
}

.export-preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    color: var(--text-muted);
    text-align: center;
}

.export-preview-placeholder i {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.4;
}

.export-preview-content h3 {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.export-preview-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.export-preview-content ul {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.export-preview-content li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

/* ========== Export History List ========== */
.export-history-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.export-history-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.export-history-item:hover {
    background: var(--bg-hover);
}

.export-history-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.export-history-icon.html {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.export-history-icon.excel {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.export-history-info {
    flex: 1;
}

.export-history-info h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.export-history-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.export-history-time {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.export-history-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .export-config-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .export-checkbox-group {
        grid-template-columns: 1fr;
    }
    .export-history-item {
        flex-direction: column;
        align-items: flex-start;
    }
    .export-history-actions {
        width: 100%;
    }
    .export-history-actions .btn {
        flex: 1;
    }
}