* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        :root {
            --primary: #5b8c7a;
            --secondary: #e0ece4;
            --light: #f7f9f7;
            --dark: #333;
            --accent: #d4b499;
            --text: #444;
            --shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        
        body {
            background-color: var(--light);
            color: var(--text);
            line-height: 1.6;
        }
        
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 头部样式 */
        header {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--light) 100%);
            padding: 20px 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo h1 {
            font-size: 1.8rem;
            color: var(--primary);
            font-weight: 600;
        }
        
        .logo span {
            color: var(--accent);
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 30px;
        }
        
        nav ul li a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }
        
        nav ul li a:hover {
            color: var(--primary);
        }
        
        nav ul li a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: width 0.3s;
        }
        
        nav ul li a:hover::after {
            width: 100%;
        }
        
        /* 英雄区域 */
        .hero {
            text-align: center;
            padding: 80px 0;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%23e0ece4" opacity="0.3"/><path d="M0,50 Q50,30 100,50 L100,100 L0,100 Z" fill="%235b8c7a" opacity="0.1"/></svg>');
            background-size: cover;
            margin-bottom: 60px;
        }
        
        .hero h2 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 20px;
        }
        
        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 30px;
            color: var(--dark);
        }
        
        /* 主要内容区 */
        .main-content {
            display: flex;
            gap: 40px;
            margin-bottom: 60px;
        }
        
        .blog-posts {
            flex: 2;
        }
        
        .section-title {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
        }
        
        .post-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
            transition: transform 0.3s;
        }
        
        .post-card:hover {
            transform: translateY(-5px);
        }
        
        .post-image {
            height: 200px;
            background: linear-gradient(120deg, var(--primary) 0%, var(--accent) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
        }
        
        .post-content {
            padding: 25px;
        }
        
        .post-meta {
            display: flex;
            margin-bottom: 15px;
            font-size: 0.9rem;
            color: #777;
        }
        
        .post-meta span {
            margin-right: 20px;
        }
        
        .post-content h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--dark);
        }
        
        .post-content p {
            margin-bottom: 20px;
        }
        
        .read-more {
            display: inline-block;
            padding: 8px 20px;
            background: var(--primary);
            color: white;
            text-decoration: none;
            border-radius: 4px;
            transition: background 0.3s;
        }
        
        .read-more:hover {
            background: var(--accent);
        }
        
        /* 侧边栏 */
        .sidebar {
            flex: 1;
        }
        
        .sidebar-widget {
            background: white;
            border-radius: 8px;
            padding: 25px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        
        .about-me {
            text-align: center;
        }
        
        .avatar {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            margin: 0 auto 20px;
            background: linear-gradient(45deg, var(--primary) 0%, var(--accent) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
        }
        
        .categories ul {
            list-style: none;
        }
        
        .categories li {
            padding: 12px 0;
            border-bottom: 1px solid #eee;
        }
        
        .categories li:last-child {
            border-bottom: none;
        }
        
        .categories a {
            text-decoration: none;
            color: var(--text);
            display: flex;
            justify-content: space-between;
        }
        
        .categories a:hover {
            color: var(--primary);
        }
        
        .categories span {
            background: var(--secondary);
            padding: 2px 8px;
            border-radius: 12px;
            font-size: 0.85rem;
        }
        
        /* 订阅区域 */
        .subscribe input {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        
        .subscribe button {
            width: 100%;
            padding: 12px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            transition: background 0.3s;
        }
        
        .subscribe button:hover {
            background: var(--accent);
        }
        
        /* 页脚 */
        footer {
            background: var(--dark);
            color: white;
            padding: 50px 0 20px;
        }
        
        .footer-content {
            display: flex;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        
        .footer-widget {
            flex: 1;
        }
        
        .footer-widget h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: var(--accent);
        }
        
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #444;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            transition: background 0.3s;
        }
        
        .social-icon:hover {
            background: var(--primary);
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .main-content {
                flex-direction: column;
            }
            
            .header-container {
                flex-direction: column;
                text-align: center;
            }
            
            nav ul {
                margin-top: 20px;
            }
            
            nav ul li {
                margin: 0 10px;
            }
            
            .footer-content {
                flex-direction: column;
                gap: 30px;
            }
            
            .hero {
                padding: 50px 0;
            }
            
            .hero h2 {
                font-size: 2rem;
            }
        }