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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 20px 0;
}

/* 头部样式 */
header {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

header h1 {
    float: left;
    font-size: 24px;
}

nav {
    float: right;
}

nav ul {
    list-style: none;
}

nav ul li {
    display: inline-block;
    margin-left: 20px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #4CAF50;
}

/* 清除浮动 */
.container::after {
    content: '';
    display: table;
    clear: both;
}

/* 英雄区域 */
.hero {
    background-image: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=professional%20office%20environment%20with%20laptop%20and%20work%20materials&image_size=landscape_16_9');
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 100px 0;
    text-align: center;
}

.hero h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    background-color: #4CAF50;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-size: 16px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #45a049;
}

/* 工作经验区域 */
.experience {
    padding: 60px 0;
    background-color: #fff;
}

.experience h2 {
    text-align: center;
    font-size: 30px;
    margin-bottom: 40px;
    color: #333;
}

.experience-item {
    background-color: #f9f9f9;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.experience-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #4CAF50;
}

.experience-item .company {
    font-style: italic;
    margin-bottom: 15px;
    color: #666;
}

.experience-item ul {
    list-style: none;
    padding-left: 20px;
}

.experience-item ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
}

.experience-item ul li::before {
    content: '•';
    color: #4CAF50;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 技能分享区域 */
.skills {
    padding: 60px 0;
    background-color: #f5f5f5;
}

.skills h2 {
    text-align: center;
    font-size: 30px;
    margin-bottom: 40px;
    color: #333;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.skill-card {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.skill-card h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #4CAF50;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 10px;
}

.skill-card ul {
    list-style: none;
}

.skill-card ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
}

.skill-card ul li::before {
    content: '•';
    color: #4CAF50;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 博客区域 */
.blog {
    padding: 60px 0;
    background-color: #fff;
}

.blog h2 {
    text-align: center;
    font-size: 30px;
    margin-bottom: 40px;
    color: #333;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.blog-post {
    background-color: #f9f9f9;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.blog-post h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #333;
}

.blog-post .date {
    font-style: italic;
    margin-bottom: 15px;
    color: #666;
    font-size: 14px;
}

.blog-post p {
    margin-bottom: 20px;
    color: #555;
}

.read-more {
    display: inline-block;
    color: #4CAF50;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

.read-more:hover {
    color: #45a049;
}

/* 联系区域 */
.contact {
    padding: 60px 0;
    background-color: #f5f5f5;
    text-align: center;
}

.contact h2 {
    font-size: 30px;
    margin-bottom: 20px;
    color: #333;
}

.contact p {
    margin-bottom: 30px;
    font-size: 16px;
}

.contact-info {
    background-color: #fff;
    padding: 30px;
    border-radius: 5px;
    display: inline-block;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.contact-info p {
    margin-bottom: 10px;
    font-size: 16px;
}

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

footer p {
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        width: 90%;
    }

    header h1 {
        float: none;
        text-align: center;
        margin-bottom: 15px;
    }

    nav {
        float: none;
        text-align: center;
    }

    nav ul li {
        display: block;
        margin: 10px 0;
    }

    .hero h2 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .skills-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.experience-item,
.skill-card,
.blog-post {
    animation: fadeIn 0.5s ease-in-out;
}

.experience-item:nth-child(2) {
    animation-delay: 0.2s;
}

.experience-item:nth-child(3) {
    animation-delay: 0.4s;
}

.skill-card:nth-child(2) {
    animation-delay: 0.2s;
}

.skill-card:nth-child(3) {
    animation-delay: 0.4s;
}

.blog-post:nth-child(2) {
    animation-delay: 0.2s;
}

.blog-post:nth-child(3) {
    animation-delay: 0.4s;
}