* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    padding: 20px;
}
.card {
    background: white;
    width: 100%;
    max-width: 420px;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.avatar img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid #667eea;
}
.name {
    font-size: 24px;
    margin: 15px 0 10px;
    color: #333;
}
.desc {
    color: #666;
    margin-bottom: 25px;
    line-height: 1.5;
}
.links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.link-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px;
    border-radius: 10px;
    background: #f5f7fa;
    text-decoration: none;
    color: #333;
    transition: 0.3s;
}
.link-item:hover {
    background: #667eea;
    color: white;
}
.link-item img {
    width: 28px;
    height: 28px;
    border-radius: 6px;
}
.footer {
    margin-top: 25px;
    font-size: 12px;
}
.footer a {
    color: #999;
    text-decoration: none;
}