* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
        }

        body {
            background: #fafafa;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 导航栏 - 苹果风格 */
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 8%;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            border-bottom: 1px solid #eee;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            color: #000;
            letter-spacing: -0.5px;
            text-decoration: none;

        }

        .logo span {
            color: #0071e3;
        }

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

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

        .nav-links a {
            text-decoration: none;
            color: #333;
            font-weight: 500;
            font-size: 16px;
            transition: color 0.3s;
            position: relative;
        }

        .nav-links a:hover {
            color: #0071e3;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: #0071e3;
            transition: width 0.3s;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* 博客头部 */
        .blog-header {
            text-align: center;
            padding: 100px 8% 60px;
            background: linear-gradient(135deg, #f5f7fa 0%, #e6e9ff 100%);
            border-bottom: 1px solid #eee;
        }

        .blog-header h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            background: linear-gradient(90deg, #000, #0071e3);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .blog-header p {
            font-size: 1.4rem;
            color: #666;
            max-width: 700px;
            margin: 0 auto 30px;
        }

        .blog-stats {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-top: 20px;
        }

        .stat-item {
            background: rgba(255, 255, 255, 0.7);
            padding: 15px 25px;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            backdrop-filter: blur(5px);
        }

        .stat-item .number {
            font-size: 2rem;
            font-weight: 700;
            color: #0071e3;
        }

        /* 博客内容布局 */
        .blog-container {
            display: flex;
            max-width: 1400px;
            margin: 50px auto;
            padding: 0 5%;
            gap: 40px;
        }

        .blog-content {
            flex: 2;
        }

        .sidebar {
            flex: 1;
            min-width: 300px;
        }

        /* 文章卡片 */
        .post-card {
            background: #fff;
            border-radius: 20px;
            overflow: hidden;
            margin-bottom: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
            border: 1px solid #f0f0f0;
        }

        .post-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 113, 227, 0.15);
        }

        .post-image {
            /* width: 100%;
            height: 300px;
            background: linear-gradient(45deg, #0071e3, #00c6ff);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 0px;
            font-weight: 600; */
        }

        .post-content {
            padding: 30px;
        }

        .post-meta {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
            color: #888;
            font-size: 0.9rem;
        }

        .post-meta span {
            margin-right: 20px;
            display: flex;
            align-items: center;
        }

        .post-meta i {
            margin-right: 5px;
        }

        .post-tags {
            display: flex;
            flex-wrap: wrap;
            margin: 15px 0;
        }

        .tag {
            background: #f0f7ff;
            color: #0071e3;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 10px;
            margin-bottom: 10px;
            transition: all 0.3s;
        }

        .tag:hover {
            background: #0071e3;
            color: white;
            cursor: pointer;
        }

        .post-title {
            font-size: 1.8rem;
            margin: 10px 0 15px;
            color: #000;
        }

        .post-excerpt {
            color: #555;
            margin-bottom: 25px;
            line-height: 1.8;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: #0071e3;
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 500;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }

        .btn:hover {
            background: #0056b3;
            transform: scale(1.05);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid #0071e3;
            color: #0071e3;
        }

        .btn-outline:hover {
            background: #0071e3;
            color: white;
        }

        /* 侧边栏 */
        .sidebar-widget {
            background: #fff;
            border-radius: 20px;
            padding: 30px;
            margin-bottom: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            border: 1px solid #f0f0f0;
        }

        .widget-title {
            font-size: 1.5rem;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 1px solid #eee;
            color: #000;
        }

        .about-author {
            text-align: center;
        }

        .author-avatar {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: linear-gradient(45deg, #0071e3, #00c6ff);
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2.5rem;
            font-weight: 700;
        }

        .author-name {
            font-size: 1.5rem;
            margin-bottom: 10px;
        }

        .author-bio {
            color: #666;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .social-icons {
            display: flex;
            justify-content: center;
            gap: 15px;
        }

        .social-icons a {
            display: inline-flex;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            background: #f0f7ff;
            border-radius: 50%;
            color: #0071e3;
            transition: all 0.3s;
        }

        .social-icons a:hover {
            background: #0071e3;
            color: white;
            transform: translateY(-5px);
        }

        .categories-list,
        .popular-posts {
            list-style: none;
        }

        .categories-list li,
        .popular-posts li {
            padding: 15px 0;
            border-bottom: 1px solid #f0f0f0;
        }

        .categories-list li:last-child,
        .popular-posts li:last-child {
            border-bottom: none;
        }

        .categories-list a,
        .popular-posts a {
            text-decoration: none;
            color: #333;
            display: flex;
            justify-content: space-between;
            transition: color 0.3s;
        }

        .categories-list a:hover,
        .popular-posts a:hover {
            color: #0071e3;
        }

        .categories-list span {
            background: #f0f7ff;
            color: #0071e3;
            padding: 3px 10px;
            border-radius: 10px;
            font-size: 0.8rem;
        }

        .popular-posts .post-title {
            font-size: 1.1rem;
            margin: 0 0 5px;
        }

        .popular-posts .post-meta {
            font-size: 0.85rem;
            margin: 0;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .tag {
            margin: 0;
        }

        .footer {
            background: #000;
            color: #fff;
            padding: 60px 8% 30px;
            margin-top: 50px;
        }

        
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }

        .footer-column {
            flex: 1;
            min-width: 200px;
            margin-bottom: 30px;
        }

        .footer-column h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: #fff;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #aaa;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: #0071e3;
        }

        .social-icons-footer {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-icons-footer a {
            display: inline-flex;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            background: #222;
            border-radius: 50%;
            color: #fff;
            transition: all 0.3s;
        }

        .social-icons-footer a:hover {
            background: #0071e3;
            transform: translateY(-5px);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #333;
            color: #777;
            font-size: 0.9rem;
        }

        /* 响应式设计 */
        @media (max-width: 1024px) {
            .blog-container {
                flex-direction: column;
            }

            .sidebar {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .navbar {
                padding: 15px 5%;
            }

            .nav-links {
                display: none;
            }

            .blog-header h1 {
                font-size: 2.5rem;
            }

            .blog-header p {
                font-size: 1.2rem;
            }

            .blog-stats {
                flex-direction: column;
                align-items: center;
            }

            .post-image {
                height: 200px;
            }

            .sidebar {
                grid-template-columns: 1fr;
            }
        }

        /* 动画效果 */
        @keyframes float {
            0% {
                transform: translateY(0px);
            }

            50% {
                transform: translateY(-8px);
            }

            100% {
                transform: translateY(0px);
            }
        }

        .floating {
            animation: float 4s ease-in-out infinite;
        }

        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .fade-in.appear {
            opacity: 1;
            transform: translateY(0);
        }