/* 右侧栏样式优化 - 使其与左右两栏区分开 */
.purchase-panel {
    flex: 0 0 300px;
    padding: 25px;
    border-left: 1px solid #e0e0e0;
    background-color: #f9f9f9;
    box-shadow: -3px 0 10px rgba(0, 0, 0, 0.05);
}

.purchase-panel .price-section {
    flex: 0 0 auto;
    margin-bottom: 30px;
    text-align: center;
}

.purchase-panel .export-actual-size {
    background-color: #4285f4;
    border: none;
    color: white;
    padding: 15px 20px;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s;
    margin-bottom: 30px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.purchase-panel .export-actual-size:hover {
    background-color: #3367d6;
}

.purchase-panel .product-info {
    flex: 1;
    border-top: 1px solid #e0e0e0;
    padding-top: 25px;
}

.purchase-panel .product-info h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #333;
    text-align: center;
}

.purchase-panel .product-info > p {
    font-size: 15px;
    color: #555;
    margin-bottom: 25px;
    line-height: 1.5;
}

.purchase-panel .info-section {
    margin-bottom: 20px;
    background-color: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #4285f4;
}

.purchase-panel .info-section h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: #333;
}

.purchase-panel .info-section p {
    font-size: 14px;
    color: #555;
    margin-bottom: 5px;
    line-height: 1.4;
}