* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s;
}

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

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    text-align: center;
    margin: 3rem 0;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.posts {
    margin-top: 3rem;
}

.post {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.post:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.post h2 {
    margin-bottom: 0.5rem;
}

.post h2 a {
    text-decoration: none;
    color: #2c3e50;
}

.post h2 a:hover {
    color: #3498db;
}

.meta {
    color: #7f8c8d;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.post p {
    color: #555;
    line-height: 1.8;
}

footer {
    text-align: center;
    padding: 2rem;
    color: #7f8c8d;
    border-top: 1px solid #eee;
    margin-top: 3rem;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .container {
        padding: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
}

/* 新增样式 */
.social-links {
    margin-top: 1.5rem;
}

.social-links a {
    color: white;
    text-decoration: none;
    margin: 0 1rem;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 5px;
    transition: all 0.3s;
}

.social-links a:hover {
    background: rgba(255,255,255,0.2);
}

.featured-post {
    margin: 3rem 0;
}

.featured-post .post {
    border-left: 4px solid #3498db;
    padding-left: 2rem;
}

.category {
    background: #e8f4f8;
    color: #2980b9;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.8rem;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.category-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.category-card:hover {
    transform: translateY(-2px);
}

.category-card h3 a {
    text-decoration: none;
    color: #2c3e50;
}

.post-count {
    font-size: 0.8rem;
    color: #7f8c8d;
}

.read-more {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
}

.nav-title a {
    text-decoration: none;
    color: inherit;
}

.category-list .category-item {
    background: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.tech-category {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 5px;
    border-left: 3px solid #3498db;
}

.tech-category h3 {
    margin-bottom: 0.5rem;
    color: #2c3e50;
}