/* 基本重置和全局样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: #f8f9fa;
    color: #333;
}
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}
/* 头部和导航 */
header {
    background-color: #ffffff;
    border-bottom: 1px solid #e0e0e0;
    padding: 1rem 0;
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #0056b3; /* 传统的蓝色 */
}
nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}
nav ul li {
    margin-left: 25px;
}
nav ul li a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s ease;
}
nav ul li a:hover {
    color: #0056b3;
}
/* 英雄区域 (首页) */
.hero {
    background-color: #0056b3;
    color: #ffffff;
    text-align: center;
    padding: 4rem 0;
    margin-bottom: 2rem;
}
.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}
/* 主要内容区域 */
main {
    padding-bottom: 2rem;
}
section {
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
}
h1, h2 {
    color: #333;
    margin-top: 0;
}
h1 {
    font-size: 2.2rem;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 10px;
    margin-bottom: 1rem;
}
h2 {
    font-size: 1.8rem;
    color: #0056b3;
    margin-bottom: 1rem;
}
/* 联系方式列表 */
#contact ul {
    list-style: none;
    padding-left: 0;
}
#contact li {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
/* 隐私和条款等子页面 */
.page-content p, 
.page-content ul {
    margin-bottom: 1.5rem;
}
.page-content li {
    margin-left: 20px;
    margin-bottom: 0.5rem;
}
/* 页脚 */
footer {
    text-align: center;
    padding: 2rem 0;
    background-color: #343a40;
    color: #f8f9fa;
    margin-top: 2rem;
}
footer p {
    margin: 0.5rem 0;
}
footer a {
    color: #ffffff;
    text-decoration: none;
}
footer a:hover {
    text-decoration: underline;
}