/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f8f8;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: #333;
}

ul {
    list-style: none;
}

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    color: #333;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    padding: 5px 10px;
    transition: all 0.3s ease;
}

nav ul li a:hover {
    color: #0078d4;
}

/* 主要内容样式 */
main {
    padding: 30px 0;
}

/* 英雄区域 */
.hero {
    background-color: #0078d4;
    color: #fff;
    padding: 60px 0;
    text-align: center;
    margin-bottom: 30px;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    background-color: #fff;
    color: #0078d4;
    padding: 10px 25px;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #f0f0f0;
    transform: translateY(-3px);
}

/* 特性区域 */
.features {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.features .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.feature-box {
    background-color: #fff;
    padding: 30px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: 30%;
    margin-bottom: 20px;
    text-align: center;
}

.feature-box h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #0078d4;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

footer p {
    margin: 5px 0;
}

/* 产品轮播图样式 */
.product-carousel {
    padding: 40px 0;
    background-color: #f0f8ff;
}

.product-carousel h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #0078d4;
}

.carousel-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

.carousel-slide img {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
}

.slide-info {
    text-align: center;
}

.slide-info h3 {
    margin-bottom: 10px;
    color: #0078d4;
}

.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 18px;
    border-radius: 50%;
    z-index: 10;
}

.carousel-button.prev {
    left: 10px;
}

.carousel-button.next {
    right: 10px;
}

/* 语言切换按钮样式 */
.lang-toggle {
    margin-left: 20px;
}

.lang-toggle a {
    padding: 5px 10px;
    background-color: #0078d4;
    color: #fff;
    border-radius: 3px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.lang-toggle a:hover {
    background-color: #005fa3;
}

/* 响应式设计 */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 15px;
    }
    
    .feature-box {
        width: 100%;
    }
    
    .lang-toggle {
        margin: 15px 0 0 0;
    }
}

/* 关于我们页面样式 */
.about-section {
    background-color: #fff;
    padding: 40px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.about-section h2 {
    color: #0078d4;
    margin-bottom: 20px;
}

/* 产品服务页面样式 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.product-card {
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

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

.product-info {
    padding: 20px;
}

.product-info h3 {
    color: #0078d4;
    margin-bottom: 10px;
}

/* 联系我们页面样式 */
.contact-form {
    background-color: #fff;
    padding: 40px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.form-group textarea {
    height: 150px;
}

.submit-btn {
    background-color: #0078d4;
    color: #fff;
    border: none;
    padding: 10px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background-color: #005fa3;
}

.contact-info {
    margin-top: 40px;
}

.contact-info h3 {
    color: #0078d4;
    margin-bottom: 15px;
}

.contact-info p {
    margin-bottom: 10px;
}