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

body {
    font-family: "Microsoft YaHei", "SimSun", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

/* 头部样式 */
header {
    background-color: #fff;
    padding: 20px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 60px;
    height: 60px;
}

.logo-container h1 {
    font-size: 24px;
    color: #c41230;
}

.header-right {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.language-switch {
    text-align: right;
}

.language-switch a {
    color: #666;
    text-decoration: none;
    padding: 0 10px;
}

.language-switch a.active {
    color: #c41230;
}

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

.search-box input {
    padding: 8px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    width: 200px;
}

.search-box button {
    padding: 8px 20px;
    background-color: #c41230;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

/* 导航栏样式 */
nav {
    background-color: #c41230;
    padding: 15px 0;
}

.main-nav {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.main-nav a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    background-color: rgba(255,255,255,0.2);
}

/* 主要内容区域 */
main {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

/* 轮播图区域 */
.banner {
    margin-bottom: 40px;
}

.slider {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.slider-container {
    position: relative;
    width: 100%;
    height: 400px;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: white;
    text-align: center;
}

.slide-caption h2 {
    font-size: 24px;
    margin-bottom: 10px;
}

.slider-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    padding: 15px;
    cursor: pointer;
    font-size: 20px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.slider-button:hover {
    background: rgba(0,0,0,0.7);
}

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

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

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    background: rgba(255,255,255,0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s;
}

.dot.active {
    background: white;
}

/* 精选内容区域 */
.featured-content {
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.featured-content h2 {
    text-align: center;
    color: #c41230;
    margin-bottom: 30px;
    font-size: 28px;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    text-align: center;
}

.feature-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}

.feature-card h3 {
    color: #333;
    margin-bottom: 10px;
}

.feature-card p {
    color: #666;
    font-size: 14px;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: #fff;
    padding: 50px 20px 20px;
    margin-top: 50px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    line-height: 2;
}

.footer-section a:hover {
    color: #fff;
}

.copyright {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #888;
}