/* 全局样式 */
:root {
    --primary-color: #d32f2f;
    --secondary-color: #b71c1c;
    --text-color: #333;
    --light-text: #666;
    --bg-color: #f9f9f9;
    --card-bg: #fff;
}

/* 新增平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 新增滚动进度条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    margin: 0;
    padding: 0;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

/* 头部样式 */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 1.5rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
}

/* 主要内容区域 */
.hero {
    color: white;
    text-align: center;
    padding: 6rem 2rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/1.png');
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2;
}

.hero h1, .hero p {
    position: relative;
    z-index: 3;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
}

/* 产品区域 */
.products, .contact {
    padding: 3rem 2rem;
    max-width: 1200px;
    margin: 0 auto 5rem;
}

.products h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.products h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 2rem;
}

.product-item {
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    position: relative;
    transition: transform 0.3s ease;
}

.product-item:hover {
    transform: translateY(-5px);
}

/* 图片查看模态框样式 */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    z-index: 1000;
    overflow: auto;
}

.modal-content {
    margin: 50px auto;
    max-width: 90%;
    padding: 25px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    position: relative;
    animation: modalFadeIn 0.4s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 20px;
    color: white;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.image-gallery img {
    width: 100%;
    border-radius: 6px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.image-gallery img:hover {
    transform: scale(1.03);
    cursor: pointer;
}

/* 图片预览模态框样式 */
.image-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1001;
    align-items: center;
    justify-content: center;
}

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

.preview-content img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
    margin: 0 auto;
}

.preview-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.preview-prev,
.preview-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 15px;
    font-size: 24px;
    cursor: pointer;
    z-index: 1002;
}

.preview-prev {
    left: -50px;
}

.preview-next {
    right: -50px;
}

.preview-prev:hover,
.preview-next:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

.product-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: #ff4444;
    color: white;
    padding: 3px 8px;
    font-size: 0.8rem;
    border-radius: 4px;
    z-index: 1;
}

.product-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.product-name {
    text-align: center;
    padding: 1rem;
    font-size: 1rem;
    color: var(--text-color);
    background-color: white;
}

.about {
    padding: 5rem 2rem;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto 5rem;
}

.about-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    background-color: #f9f9f9;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

.about-content {
    text-align: left;
    line-height: 1.8;
    color: #333;
}

.mission-statement {
    font-size: 1.1rem;
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.about p {
    margin-bottom: 1.2rem;
}

.about p:last-child {
    margin-top: 2rem;
    font-weight: 500;
    color: #2c3e50;
}

.contact-qr-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 2rem;
}

.contact-info {
    flex: 1;
    min-width: 300px;
    background-color: #f9f9f9;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-info p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.contact-info strong {
    display: inline-block;
    width: 80px;
}

.qr-codes {
    display: flex;
    gap: 1.5rem;
}

.qr-item {
    text-align: center;
    background-color: #f9f9f9;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.qr-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.qr-item img {
    width: 150px;
    height: 150px;
    object-fit: contain;
    margin-bottom: 0.8rem;
}

.qr-item p {
    color: var(--text-color);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .contact-qr-container {
        flex-direction: column;
    }
    .qr-codes {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .qr-codes {
        grid-template-columns: 1fr;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.map-container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.inquiry-btn:hover {
    background-color: #b71c1c;
}

h2 {
    color: #d32f2f;
    margin-bottom: 2rem;
    text-align: center;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 1rem;
}

.company-info {
    max-width: 800px;
    margin: 0 auto 1rem;
    text-align: center;
}

.company-info h3 {
    color: #d32f2f;
    margin-bottom: 0.5rem;
}

.company-info p {
    margin: 0.3rem 0;
}

.company-info a {
    color: #4fc3f7;
    text-decoration: none;
}

.company-info a:hover {
    text-decoration: underline;
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        flex-direction: column;
        padding: 0;
    }
    
    nav ul li {
        margin: 0.5rem 0;
    }
}

/* 产品卡片样式 */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-description {
    color: #666;
    font-size: 14px;
    margin: 8px 0 15px;
    flex-grow: 1;
}

.product-button {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.product-button:hover {
    background-color: #c53030;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product-image-container {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-image-container {
    position: relative;
}

.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-item:hover .product-image-container::before {
    opacity: 1;
}

.product-description {
    color: #666;
    margin: 0.5rem 0 1rem;
}

.inquiry-btn {
    background-color: #d32f2f;
    color: white}