/* 微软商店风格样式 */
.store-background {
    background-image: url('BACKBMP.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    filter: brightness(0.4);
}

.store-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(0,0,0,0.9));
    z-index: -1;
}

.product-page {
    padding: 180px 0 120px;
    color: white;
}

.product-header {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.product-logo {
    width: 180px;
    height: 180px;
    background: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.product-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.product-header-info {
    flex: 1;
}

.product-header-info h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: white;
}

.product-stats {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: #ccc;
}

.product-actions {
    display: flex;
    gap: 20px;
}

.product-description {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.product-description h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    color: white;
}

.product-description p {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 25px;
}

.old-version-link {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.old-version-link h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: white;
}

@media (max-width: 768px) {
    .product-header {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    
    .product-logo {
        width: 150px;
        height: 150px;
    }
    
    .product-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .product-actions .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .product-description {
        padding: 30px 20px;
    }
}