/* 基础样式设置 */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Arial', sans-serif;
}

body {
background-color: #f9f9f9;
color: #333;
line-height: 1.6;
}

a {
text-decoration: none;
color: #0066cc;
transition: color 0.3s ease;
}

a:hover {
color: #00FFFF;
}

.container {
width: 100%;
max-width: 1200px;
margin: 0 auto;
padding: 0 15px;
}

/* 导航栏样式 */
header {
background-color: #fff;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
position: sticky;
top: 0;
z-index: 1000;
}

.navbar {
display: flex;
justify-content: space-between;
align-items: center;
padding: 15px 0;
}

.logo {
font-size: 1.5rem;
font-weight: bold;
color: #00FFFF;
}

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

.nav-menu li {
margin-left: 25px;
}

.hamburger {
display: none;
cursor: pointer;
font-size: 1.5rem;
}

/* 面包屑导航 */
.breadcrumb {
padding: 15px 0;
margin-bottom: 20px;
font-size: 0.9rem;
color: #666;
}

.breadcrumb a {
color: #666;
}

.breadcrumb a:hover {
color: #00FFFF;
}

.breadcrumb span {
margin: 0 8px;
}

/* 主内容区布局 */
.main-content {
display: flex;
gap: 30px;
margin-bottom: 40px;
}

.left-column {
flex: 7;
}

.right-column {
flex: 3;
}

/* 内容区域通用样式 */
.section {
margin-bottom: 30px;
background: #fff;
border-radius: 8px;
padding: 20px;
box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.section-title {
font-size: 1.4rem;
margin-bottom: 20px;
color: #333;
position: relative;
padding-bottom: 10px;
}

.section-title::after {
content: '';
position: absolute;
bottom: 0;
left: 0;
width: 40px;
height: 3px;
background-color: #00FFFF;
}

/* 文章头部区域 */
.article-header {
display: flex;
margin-bottom: 20px;
}

.article-thumb {
width: 100px;
height: 100px;
object-fit: cover;
border-radius: 6px;
margin-right: 20px;
}

.article-title-area {
flex: 1;
}

.article-title {
font-size: 1.8rem;
margin-bottom: 10px;
color: #333;
}

.article-meta {
display: flex;
gap: 15px;
color: #888;
font-size: 0.9rem;
}

.meta-item {
display: flex;
align-items: center;
}

.date::before {
content: '📅';
margin-right: 5px;
}

.views::before {
content: '👀';
margin-right: 5px;
}

/* 导读区域 */
.article-intro {
background: #f5f5f5;
padding: 15px;
border-left: 4px solid #00FFFF;
margin-bottom: 20px;
border-radius: 4px;
}

.intro-title {
font-weight: bold;
margin-bottom: 8px;
color: #555;
}

/* 文章内容区域 */
.article-content {
line-height: 1.8;
color: #555;
margin-bottom: 30px;
}

.article-content p {
margin-bottom: 15px;
}

.article-content h2 {
font-size: 1.5rem;
margin: 25px 0 15px;
color: #333;
}

.article-content h3 {
font-size: 1.3rem;
margin: 20px 0 12px;
color: #333;
}

.article-content img {
display: block;
max-width: 100%;
height: auto;
margin: 0 auto;
}

/* 文章导航 */
.article-navigation {
display: flex;
justify-content: space-between;
border-top: 1px solid #eee;
padding-top: 20px;
}

.nav-item {
flex: 1;
padding: 10px;
border-radius: 6px;
transition: background 0.3s ease;
}

.nav-item:hover {
background: #f9f9f9;
}

.nav-prev {
margin-right: 10px;
text-align: left;
}

.nav-next {
margin-left: 10px;
text-align: right;
}

.nav-label {
font-size: 0.9rem;
color: #888;
margin-bottom: 5px;
}

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

/* 侧边栏文章列表样式 */
.sidebar-list {
display: grid;
gap: 15px;
}

.sidebar-item {
padding: 10px 0;
border-bottom: 1px solid #eee;
}

.sidebar-item:last-child {
border-bottom: none;
}

.sidebar-item a {
color: #555;
transition: color 0.3s ease;
}

.sidebar-item a:hover {
color: #00FFFF;
}

/* 页脚样式 */
footer {
background: #333;
color: #fff;
padding: 20px 0;
text-align: center;
margin-top: 40px;
}

footer a{
color: #fff;
}

/* 响应式设计 */
@media (max-width: 1024px) {
/* 平板和手机导航折叠 */
.hamburger {
display: block;
}

.nav-menu {
position: fixed;
top: 70px;
right: -100%;
background: #fff;
width: 80%;
height: calc(100vh - 70px);
flex-direction: column;
align-items: center;
justify-content: flex-start;
padding-top: 40px;
transition: right 0.3s ease;
box-shadow: -5px 0 10px rgba(0, 0, 0, 0.1);
}

.nav-menu.active {
right: 0;
}

.nav-menu li {
margin: 15px 0;
}

.copyright {
display: none;
}
}

@media (max-width: 768px) {
/* 主内容区布局调整 */
.main-content {
flex-direction: column;
}

.left-column, .right-column {
width: 100%;
}

/* 文章头部响应式 */
.article-header {
flex-direction: column;
}

.article-thumb {
width: 100%;
height: auto;
margin-right: 0;
margin-bottom: 15px;
}

.article-meta {
flex-direction: column;
gap: 5px;
}

/* 文章导航响应式 */
.article-navigation {
flex-direction: column;
}

.nav-prev, .nav-next {
margin: 0 0 15px 0;
text-align: left;
}

.nav-next {
text-align: left;
}
}

@media (max-width: 500px) {
/* 手机样式 */
.article-title {
font-size: 1.5rem;
}

.article-meta {
flex-direction: column;
}
}