/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 微信公众号兼容性样式 */
body.wechat {
    /* 在微信中可能需要调整的样式 */
}

/* 导航栏样式 */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav h1 {
    font-size: 1.5rem;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 1.5rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav ul li a:hover,
nav ul li a.active {
    background-color: #3498db;
}

/* 首页英雄区域 */
.hero {
    background: linear-gradient(135deg, #3498db, #8e44ad);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 关于区域 */
.about {
    padding: 4rem 0;
}

.about h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    color: #2c3e50;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.skills h3,
.experience h3 {
    color: #3498db;
    margin-bottom: 1rem;
}

.skills ul,
.experience ul {
    list-style-type: none;
}

.skills li,
.experience li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.skills li:before,
.experience li:before {
    content: "•";
    color: #3498db;
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

/* 联系方式 */
.contact {
    background-color: #f8f9fa;
    padding: 3rem 0;
    text-align: center;
}

.contact h2 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.contact p {
    margin: 0.5rem 0;
    font-size: 1.1rem;
}

/* 项目页面英雄区域 */
.projects-hero {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.projects-hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.projects-hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 项目网格 */
.projects {
    padding: 4rem 0;
}

.projects h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    color: #2c3e50;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.project-info p {
    margin-bottom: 1rem;
    color: #666;
}

.project-info ul {
    list-style-type: none;
}

.project-info li {
    padding: 0.3rem 0;
    color: #555;
    font-size: 0.9rem;
}

.project-info li:before {
    content: "✓";
    color: #3498db;
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

/* 成就区域 */
.achievements {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.achievements h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    color: #2c3e50;
}

.achievements-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.achievement-item {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.achievement-item h3 {
    color: #3498db;
    margin-bottom: 1rem;
}

.achievement-item p {
    color: #666;
}

/* 页脚 */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    nav .container {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 1rem;
    }
    
    nav ul li {
        margin: 0 0.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .hero h2,
    .projects-hero h2 {
        font-size: 2rem;
    }
    
    .hero p,
    .projects-hero p {
        font-size: 1rem;
    }
    
    /* 微信中进一步优化移动端显示 */
    body.wechat .container {
        padding: 0 15px;
    }
    
    body.wechat .project-grid {
        gap: 1rem;
    }
    
    body.wechat .project-card {
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    body.wechat .project-info {
        padding: 1rem;
    }
}

/* 微信公众号特殊处理 */
body.wechat header {
    position: relative; /* 微信中sticky可能不支持 */
}

body.wechat .project-card:hover {
    transform: none; /* 微信中移除hover效果 */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
a {
  color: #1E90FF; /* 亮蓝色 */
  text-decoration: none;
}
a:hover {
  color: #3399FF; /* 鼠标悬停时稍微变亮 */
}