/* --- style.css --- */

/* 基本重置和全局字体 */
body, html {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    background-color: #f8f9fa; /* 浅灰色背景 */
    color: #343a40; /* 深灰色文字 */
}

/* 页面容器 */
.container {
    max-width: 900px;
    margin: 20px auto;
    padding: 25px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* 导航栏 */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 2px solid #e9ecef;
    margin-bottom: 30px;
}

.navbar .logo {
    font-size: 1.8em;
    font-weight: 600;
    color: #007bff; /* 品牌蓝色 */
    text-decoration: none;
}

.navbar .nav-links a {
    color: #495057;
    text-decoration: none;
    font-size: 1.1em;
    margin-left: 20px;
    transition: color 0.3s ease;
}

.navbar .nav-links a:hover,
.navbar .nav-links a.active {
    color: #007bff;
    border-bottom: 2px solid #007bff;
    padding-bottom: 5px;
}

/* 页面标题 */
h1 {
    color: #212529;
    margin-bottom: 15px;
}

/* 内容区域 */
.content p {
    font-size: 1.1em;
    margin-bottom: 20px;
}

.content ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.content li {
    margin-bottom: 10px;
}

/* 页脚 */
.footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
    font-size: 0.9em;
    color: #adb5bd; /* 浅灰色文字 */
}