/* 主内容区域 */
.page-container {
    margin: 20px auto;
    padding: 0 16px;
    display: flex;
    gap: 20px;
}

/* 左侧分类导航 */
.category-nav {
    width: 180px;
    flex-shrink: 0;
    position: sticky;
    top: 70px;
    align-self: flex-start;
    max-height: calc(100vh - 90px);
    overflow-y: auto;
}

.category-list {
    background-color: white;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    padding: 16px;
}

.category-title {
    font-size: 0.95rem;
    color: #2c3e50;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
    font-weight: 600;
}

.category-item {
    padding: 10px 12px;
    border-radius: 4px;
    margin-bottom: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 2px solid transparent;
}

.category-item:hover {
    background-color: #f8f9fa;
    transform: translateX(3px);
}

.category-item.active {
    background-color: var(--color-primary-bg);
    border-left-color: var(--primary-color);
    color: var(--color-primary);
    font-weight: 500;
}

.category-name {
    font-size: 0.85rem;
    font-weight: 500;
}

.category-count {
    font-size: 0.75rem;
    color: #888;
    margin-top: 2px;
}

/* 右侧产品区域 */
.products-main {
    flex: 1;
}

.products-header {
    background-color: white;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    padding: 20px;
    margin-bottom: 20px;
}

.products-title {
    font-size: 1.4rem;
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 8px;
}

.products-desc {
    color: #666;
    font-size: 0.9rem;
}

/* 产品分类区块 */
.category-section {
    margin-bottom: 30px;
    scroll-margin-top: 10px;
}

.category-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-primary);
}

.category-section-title {
    font-size: 1.1rem;
    color: #2c3e50;
    font-weight: 600;
}

.category-section-count {
    font-size: 0.8rem;
    color: #666;
    background-color: #f8f9fa;
    padding: 3px 8px;
    border-radius: 10px;
}

/* 产品列表 */


/* 产品基本信息区域 */
.product-basic-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 12px;
    flex-wrap: wrap;
    gap: 12px;
    border-bottom: 1px solid #f0f0f0;
}

.product-basic-info .icon {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    overflow: hidden;
    margin-right: 10px;
}

.product-basic-info .name {
    font-size: 0.95rem;
    color: #2c3e50;
    font-weight: 600;
    min-width: 180px;
}

/* 产品详情 */
.product-basic-info .details {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.product-basic-info .stock {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 80px;
}

.product-basic-info .indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-primary);
}

.product-basic-info .text {
    font-size: 0.8rem;
    color: #666;
}

/* 发货模式 */
.product-basic-info .delivery {
    display: flex;
    align-items: center;
    gap: 4px;
    background-color: var(--color-primary-bg);
    color: var(--color-primary);
    padding: 4px 10px;
    border-radius: 3px;
    font-size: 0.8rem;
    font-weight: 500;
}



.products-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* 产品列表 */
.products-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-group {}

/* 产品项 */
.product-item {
    background-color: white;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    padding: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid #f0f0f0;
}

.product-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.product-group-box {
    padding: 0 12px;
}

.product-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px dashed #eee;
}

/* 产品信息区域 */
.product-sitem {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    width: 100%;
}

.product-sitem .name {
    font-size: 14px;
    color: #2c3e50;
    font-weight: 500;
    min-width: 180px;
    flex: 1;
}

/* 产品详情 */
.product-sitem .details {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-right: 25px;
}

.product-sitem .price {
    font-size: 14px;
    color: var(--price-color);
    font-weight: 600;
}

.product-stock {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 80px;
    color: var(--color-primary);
}

.stock-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-primary);
}

.stock-text {
    font-size: 12px;
    color: #666;
}

.stock-low .stock-indicator {
    background-color: #f39c12;
    color: #f39c12;
}

.stock-out .stock-indicator {
    background-color: #e74c3c;
    color: #888;
}

/* 发货模式 */
.product-sitem .delivery {
    display: flex;
    align-items: center;
    gap: 2px;
    background-color: var(--color-primary-bg);
    color: var(--color-primary);
    padding: 0px 4px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 400;
    min-width: 78px;
    text-align: center;
}

.delivery-icon {
    font-size: 0.7rem;
}




.detail-button {
    background-color: #f8f9fa;
    color: #666;
    border: 1px solid #e0e0e0;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    min-width: 90px;
}

.detail-button:hover {
    background-color: #f0f0f0;
    color: var(--color-primary);
    transform: translateY(-1px);
}

.sbuy-button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: 4px 15px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.sbuy-button:hover {
    background-color: var(--color-primary-active);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(52, 152, 219, 0.2);
}

.btn-disabled {
    pointer-events: none;
    cursor: not-allowed;
    box-shadow: none;
    background-color: #F5F5F5;
    border: 1px solid #C9C9C9;
    color: #C9C9C9;
}

/* 购买对话框样式 */
.purchase-dialog {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.dialog-content {
    background-color: white;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    animation: dialogFadeIn 0.3s ease;
}

@keyframes dialogFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dialog-header {
    padding: 20px 24px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dialog-title {
    font-size: 1.2rem;
    color: #2c3e50;
    font-weight: 600;
}

.dialog-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: #999;
    cursor: pointer;
    transition: color 0.2s ease;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.dialog-close:hover {
    color: var(--price-color);
    background-color: #f8f9fa;
}

.dialog-body {
    padding: 24px;
}

.order-info {
    background-color: #f8f9fa;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 20px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.info-row:last-child {
    margin-bottom: 0;
}

.info-label {
    color: #666;
    font-size: 0.9rem;
}

.info-value {
    color: #2c3e50;
    font-weight: 500;
}

.info-price {
    color: var(--price-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.1);
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    background-color: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.quantity-btn:hover {
    background-color: var(--color-primary-bg);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.quantity-input {
    width: 60px;
    text-align: center;
    padding: 8px;
}

.dialog-footer {
    padding: 20px 24px;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.dialog-button {
    padding: 10px 24px;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.cancel-button {
    background-color: #f8f9fa;
    color: #666;
    border: 1px solid #ddd;
}

.cancel-button:hover {
    background-color: #f0f0f0;
}

.submit-button {
    background-color: var(--color-primary);
    color: white;
}

.submit-button:hover {
    background-color: var(--color-primary-active);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(52, 152, 219, 0.2);
}

/* 页脚 */
.site-footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 30px 0;
    margin-top: 40px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-section {
    width: 30%;
    min-width: 220px;
    margin-bottom: 16px;
}

.footer-title {
    font-size: 1rem;
    margin-bottom: 12px;
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 6px;
}

.footer-link {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 16px;
    border-top: 1px solid #34495e;
    color: #95a5a6;
    font-size: 0.8rem;
    width: 100%;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .page-container {
        flex-direction: column;
    }

    .category-nav {
        width: 100%;
        position: static;
        max-height: none;
    }

    .category-list {
        display: flex;
        overflow-x: auto;
        padding: 12px;
        gap: 8px;
    }

    .category-item {
        flex-shrink: 0;
        min-width: 100px;
        text-align: center;
        border-left: none;
        border-bottom: 2px solid transparent;
        padding: 8px 10px;
    }

    .category-item.active {
        border-left-color: transparent;
        border-bottom-color: var(--color-primary);
    }

    .category-item:hover {
        transform: translateY(-2px);
    }

    .specs-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        margin-top: 12px;
        width: 100%;
    }

    .main-nav ul {
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .main-nav li {
        margin-left: 0;
        margin-right: 12px;
        margin-bottom: 4px;
    }

    .specs-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 6px;
    }

    .product-basic-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .product-sitem .details {
        width: 100%;
    }

    .product-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .action-buttons {
        width: 100%;
        justify-content: flex-end;
    }

    .footer-section {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .products-title {
        font-size: 1.2rem;
    }

    .category-section-title {
        font-size: 1rem;
    }

    .specs-grid {
        grid-template-columns: 1fr;
    }

    .page-container {
        padding: 0 12px;
    }

    .spec-item {
        padding: 6px 10px;
    }

    .dialog-content {
        width: 95%;
        margin: 10px;
    }

    .dialog-body {
        padding: 16px;
    }
}

/* 滚动特效 */
.scroll-indicator {
    position: fixed;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: none;
    flex-direction: column;
    padding: 8px 4px;
}

.scroll-dot {
    width: 6px;
    height: 6px;
    background-color: #bdc3c7;
    border-radius: 50%;
    margin: 6px 0;
    cursor: pointer;
    transition: all 0.2s ease;
}

.scroll-dot.active {
    background-color: var(--color-primary);
    transform: scale(1.2);
}


/* 替代方案：更明显的角标 */
.spec-item {
    position: relative;
    padding-right: 50px;
}

.spec-item .spec-stock {
    position: absolute;
    right: -1px;
    top: -10px;
    height: 18px;
    background: linear-gradient(133deg, rgb(217, 0, 255) 1%, rgb(255, 89, 0) 100%);
    border-radius: 6px 6px 0px 6px;
    text-align: center;
    color: rgb(255, 255, 255);
    font-size: 12px;
    line-height: 18px;
    padding: 0px 9px;
    white-space: nowrap;
}

.spec-item .out-stock {
    background: #bdc3c7;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .page-container {
        flex-direction: column;
    }

    .category-nav {
        width: 100%;
        position: static;
        max-height: none;
    }

    .category-list {
        display: flex;
        overflow-x: auto;
        padding: 12px;
        gap: 8px;
    }

    .category-item {
        flex-shrink: 0;
        min-width: 100px;
        text-align: center;
        border-left: none;
        border-bottom: 2px solid transparent;
        padding: 8px 10px;
    }

    .category-item.active {
        border-left-color: transparent;
        border-bottom-color: var(--color-primary);
    }

    .category-item:hover {
        transform: translateY(-2px);
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        margin-top: 12px;
        width: 100%;
    }

    .main-nav ul {
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .main-nav li {
        margin-left: 0;
        margin-right: 12px;
        margin-bottom: 4px;
    }

    .product-item {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .product-sitem {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        position: relative;
    }

    .product-sitem .details {
        width: 100%;
        justify-content: flex-start;
    }

    .product-actions {
        position: absolute;
        right: 0;
        top: 50%;
        margin-top: -14px;
    }

    .footer-section {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .products-title {
        font-size: 1.2rem;
    }

    .category-section-title {
        font-size: 1rem;
    }

    .product-sitem .name {
        min-width: 100%;
    }

    .product-sitem .details {
        gap: 15px;
    }

    .product-actions .sbuy-button {
        padding: 0 10px;
        line-height: 28px;
        height: 28px;
    }

    .product-price,
    .product-stock,
    .product-sitem .delivery {
        min-width: auto;
    }

    .page-container {
        padding: 0 12px;
    }
}

/* 滚动特效 */
.scroll-indicator {
    position: fixed;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: none;
    flex-direction: column;
    padding: 8px 4px;
}

.scroll-dot {
    width: 6px;
    height: 6px;
    background-color: #bdc3c7;
    border-radius: 50%;
    margin: 6px 0;
    cursor: pointer;
    transition: all 0.2s ease;
}

.scroll-dot.active {
    background-color: var(--color-primary);
    transform: scale(1.2);
}

/* 紧凑间距优化 */
.category-list,
.products-header,
.product-item,
.category-section {
    margin-bottom: 16px;
}