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

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 页头样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 20px 0;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo img {
    height: 40px;
}

.search {
    display: flex;
    gap: 10px;
}

.search input {
    padding: 8px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    width: 300px;
}

.search button {
    padding: 8px 20px;
    background-color: #0066B1;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

/* 导航栏样式 */
.nav {
    background-color: #0066B1;
    padding: 15px 0;
}

.nav ul {
    max-width: 1200px;
    margin: 0 auto;
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 40px;
}

.nav a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    padding: 5px 10px;
}

.nav a:hover {
    background-color: rgba(255,255,255,0.1);
    border-radius: 4px;
}

/* 焦点图样式 */
.banner {
    max-width: 1200px;
    margin: 20px auto;
    overflow: hidden;
}

.banner img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

/* 主要内容区样式 */
.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 通用标题样式 */
section h2 {
    font-size: 24px;
    color: #0066B1;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #0066B1;
}

/* 热门车型样式 */
.model-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.model-item {
    text-align: center;
    padding: 20px;
    border: 1px solid #eee;
    border-radius: 8px;
    transition: transform 0.3s;
}

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

.model-item img {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

.model-item h3 {
    margin: 15px 0 10px;
    color: #333;
}

.model-item p {
    color: #666;
    margin-bottom: 15px;
}

.btn {
    display: inline-block;
    padding: 8px 20px;
    background-color: #0066B1;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #005291;
}

/* 最新优惠样式 */
.promo-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.promo-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.promo-item img {
    width: 100%;
    height: auto;
}

.promo-item h3 {
    margin: 15px 0 10px;
}

/* 新闻资讯样式 */
.news-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.news-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    border: 1px solid #eee;
    border-radius: 8px;
}

.news-item img {
    width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
}

.news-content {
    flex: 1;
}

.news-content h3 {
    margin-bottom: 10px;
}

.date {
    color: #999;
    font-size: 14px;
}

/* 售后服务样式 */
.service-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.service-item {
    text-align: center;
    padding: 20px;
    border: 1px solid #eee;
    border-radius: 8px;
}

.service-item img {
    width: 80px;
    height: 80px;
    margin-bottom: 15px;
}

/* 页脚样式 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 40px 0;
    margin-top: 40px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-nav {
    margin-bottom: 20px;
}

.footer-nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 15px;
}

.footer-nav a:hover {
    text-decoration: underline;
}

.copyright {
    color: #999;
    font-size: 14px;
}

.copyright p {
    margin: 5px 0;
}