/* 导出选项对话框 */
.export-options-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.export-options-modal {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 520px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    animation: slideUp 0.3s ease-out;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.export-options-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
}

.export-options-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.export-options-content {
    padding: 18px 20px;
    overflow: auto;
}

.export-options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-items: start;
}

.export-options-col .export-option-group {
    margin-bottom: 16px;
}

.export-options-col .export-option-group:last-child {
    margin-bottom: 0;
}

@media (max-width: 720px) {
    .export-options-grid {
        grid-template-columns: 1fr;
    }
}

.export-option-group {
    margin-bottom: 24px;
}

.export-option-title {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.export-radio-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.export-radio-option {
    display: flex;
    align-items: flex-start;
    padding: 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.export-radio-option:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.export-radio-option input[type="radio"] {
    margin-top: 2px;
    margin-right: 12px;
    cursor: pointer;
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.export-radio-option input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    margin-top: 2px;
    margin-right: 12px;
    cursor: pointer;
    width: 18px;
    height: 18px;
    border: 2px solid #d1d5db;
    border-radius: 50%;
    background: white;
    position: relative;
    transition: all 0.2s;
}

.export-radio-option input[type="checkbox"]:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.export-radio-option input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.export-radio-option input[type="radio"]:checked ~ .radio-content {
    color: var(--primary);
}

.export-radio-option input[type="checkbox"]:checked ~ .radio-content {
    color: var(--primary);
}

.export-radio-option:has(input[type="radio"]:checked) {
    border-color: var(--primary);
    background: var(--primary-light);
}

.radio-content {
    flex: 1;
}

.radio-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.radio-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.export-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
}

.btn-secondary {
    padding: 10px 20px;
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--bg-light);
    border-color: var(--text-secondary);
}

.btn-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.btn-close:hover {
    background: var(--bg-light);
    color: var(--text-primary);
}