/* 分享按钮样式 */
.share-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    justify-content: center;
}

.share-btn {
    padding: 8px 15px;
    border: none;
    border-radius: 4px;
    background: #f5f5f5;
    color: #333;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: background-color 0.3s ease;
}

.share-btn:hover {
    background: #e0e0e0;
}

.share-btn i {
    font-size: 16px;
}

/* 二维码容器样式 */
.qr-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.qr-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    position: relative;
}

.qr-content p {
    margin-top: 10px;
    color: #666;
}

.close-qr {
    position: absolute;
    top: 5px;
    right: 5px;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: #666;
}

/* 图片查看器样式 */
.image-viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.viewer-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.viewer-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.close-viewer {
    position: absolute;
    top: -40px;
    right: -40px;
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

/* 图片懒加载动画 */
img.loaded {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 图片优化 */
.loaded {
    opacity: 1;
    transition: opacity 0.3s ease-in;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .share-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .share-btn {
        width: 100%;
        justify-content: center;
    }
}