/* 全局加载指示器 */
.global-loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: auto;
    height: auto;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    padding: 20px 30px;
    border-radius: 15px;
    max-width: 80%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.global-loading.active {
    opacity: 1;
    visibility: visible;
}

.global-loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top: 4px solid #00c853;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 10px;
}

.global-loading-text {
    color: white;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    max-width: 200px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 按钮加载状态 */
.btn-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

/* 服务模态框样式 */
.service-modal .service-description {
    margin: 20px 0;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 8px;
}

.service-modal .service-status {
    margin-top: 15px;
    padding: 10px;
    background-color: #e8f5e9;
    border-radius: 4px;
    color: #2e7d32;
    font-weight: bold;
}

/* 商品分类模态框样式 */
.products-modal .product-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin: 20px 0;
}

.products-modal .category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px;
    border-radius: 8px;
    background-color: #f5f5f5;
    cursor: pointer;
    transition: background-color 0.2s;
}

.products-modal .category-item:hover {
    background-color: #e0f2f1;
}

.products-modal .category-item img {
    width: 40px;
    height: 40px;
    margin-bottom: 8px;
}

/* Toast提示样式 */
.toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    z-index: 1100;
    opacity: 0;
    transition: transform 0.3s, opacity 0.3s;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}