/* 全局样式重置，确保一致的显示效果 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 设置全局字体和背景颜色 */
body {
    font-family: 'Roboto', sans-serif;
    background-color: #F5F5F5;
    color: #333333;
    line-height: 1.6;
}

/* 导航栏样式 */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #1E90FF;
    padding: 20px 40px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.navbar ul {
    list-style: none;
    display: flex;
}

.navbar ul li {
    margin-left: 20px;
}

.navbar ul li a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.navbar ul li a:hover {
    color: #FF6347;
}

/* 主要内容区域布局 */
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 40px;
}

/* 模块样式 */
.module {
    background-color: #FFFFFF;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.module:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* 按钮样式 */
.button {
    display: inline-block;
    background-color: #00BFFF;
    color: #FFFFFF;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.button:hover {
    background-color: #1E90FF;
    transform: scale(1.05);
}

/* 标题样式 */
h1, h2, h3 {
    color: #1E90FF;
    margin-bottom: 15px;
}

h1 {
    font-size: 32px;
}

h2 {
    font-size: 28px;
}

h3 {
    font-size: 24px;
}

/* 文章内容样式 */
article {
    background-color: #FFFFFF;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 40px;
}

article img {
    max-width: 100%;
    height: auto;
    margin: 20px 0;
    border-radius: 5px;
}

/* 提示信息样式 */
.alert {
    background-color: #FFEB3B;
    color: #333333;
    padding: 15px;
    text-align: center;
    font-size: 18px;
    border-radius: 5px;
    margin: 20px 0;
    animation: fadeIn 2s ease-in-out;
}

/* 微动画效果 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
    display: block;
}

/* 选项卡导航样式 */
.tabs {
    display: flex;
    border-bottom: 2px solid #1E90FF;
    margin-bottom: 20px;
}

.tabs button {
    background: none;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 16px;
    color: #333333;
    transition: color 0.3s ease, border-bottom 0.3s ease;
}

.tabs button.active {
    color: #1E90FF;
    border-bottom: 3px solid #1E90FF;
}

.tabs button:hover {
    color: #00BFFF;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .navbar ul {
        flex-direction: column;
        width: 100%;
    }

    .navbar ul li {
        margin: 10px 0;
    }

    .container {
        padding: 20px;
    }

    .tabs {
        flex-direction: column;
    }

    .tabs button {
        width: 100%;
        text-align: left;
    }
}

/* 底部样式 */
.footer {
    background-color: #1E90FF;
    color: #FFFFFF;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer a {
    color: #FFFFFF;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #FF6347;
}

/* 社交互动区域样式 */
.social {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.social a {
    margin-right: 15px;
}

/* 确保页面不出现水平滚动条 */
html, body {
    overflow-x: hidden;
}