/* SwingMotion 共用样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* 导航栏样式 */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #2c3e50;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #3498db;
}

/* 移动端导航 */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
}

/* 主要内容区域 */
.main-content {
    flex: 1;
    margin-top: 60px;
    padding: 40px 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* 面包屑导航 */
.breadcrumb {
    background-color: #f8f9fa;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
}

.breadcrumb-nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    font-size: 14px;
}

.breadcrumb-nav a {
    color: #6c757d;
    text-decoration: none;
}

.breadcrumb-nav a:hover {
    color: #3498db;
}

.breadcrumb-nav .current {
    color: #333;
    font-weight: 500;
}

/* 页面内容样式 */
.page-content {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.page-content h1 {
    font-size: 32px;
    color: #2c3e50;
    margin-bottom: 30px;
    text-align: center;
    border-bottom: 3px solid #3498db;
    padding-bottom: 15px;
}

.page-content h2 {
    font-size: 24px;
    color: #34495e;
    margin: 30px 0 15px 0;
    padding-left: 15px;
    border-left: 4px solid #3498db;
}

.page-content h3 {
    font-size: 20px;
    color: #34495e;
    margin: 25px 0 10px 0;
}

.page-content p {
    margin-bottom: 15px;
    line-height: 1.8;
    text-align: justify;
}

.page-content ul {
    margin: 15px 0 15px 30px;
}

.page-content li {
    margin-bottom: 8px;
    line-height: 1.8;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 40px 20px 20px;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-section h3 {
    color: #3498db;
    margin-bottom: 15px;
    font-size: 18px;
}

.footer-section p,
.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    line-height: 1.6;
}

.footer-section a:hover {
    color: #3498db;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-bottom {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: #fff;
        flex-direction: column;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        padding: 20px;
        gap: 15px;
    }

    .nav-menu.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .page-content {
        padding: 20px;
        margin: 20px 10px;
    }

    .page-content h1 {
        font-size: 24px;
    }

    .page-content h2 {
        font-size: 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 15px;
    }

    .logo {
        font-size: 20px;
    }

    .page-content {
        padding: 15px;
        margin: 15px 5px;
    }

    .page-content h1 {
        font-size: 20px;
    }

    .page-content h2 {
        font-size: 18px;
    }
}

/* 辅助类 */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}