/* 基础样式 */
body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: #35424a;
    color: #ffffff;
    padding: 20px 0;
    border-bottom: #e8491d 3px solid;
}

header a {
    color: #ffffff;
    text-decoration: none;
    text-transform: uppercase;
}

nav ul {
    padding: 0;
    list-style: none;
}

nav li {
    display: inline;
    margin-left: 20px;
}
/* 导航悬停效果 - 优先使用CSS实现 */
nav li a {
    transition: color 0.3s ease;
}

nav li a:hover, 
nav li a.hover-effect {
    color: #e8491d !important;
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #121212;
        color: #f0f0f0;
    }
    
    header, footer {
        background-color: #1e1e1e;
    }
}

main {
    padding: 20px 0;
}

footer {
    background: #35424a;
    color: #ffffff;
    text-align: center;
    padding: 20px 0;
    margin-top: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        width: 95%;
    }
    
    nav li {
        display: block;
        margin: 10px 0;
    }
}