body{font-family:"Microsoft YaHei",sans-serif;line-height:1.6;background:#f8f5f0;color:#333;}
a{text-decoration:none;color:inherit;}
.hero-banner{height:70vh;background:linear-gradient(rgba(0,0,0,0.5),rgba(0,0,0,0.5)),url(https://picsum.photos/id/175/1920/1080);background-size:cover;background-position:center;}
.avatar-circle{width:180px;height:180px;border-radius:50%;font-size:32px;font-weight:bold;}
.card{transition:0.3s;border:none;box-shadow:0 2px 8px rgba(0,0,0,0.1);}
.card:hover{transform:translateY(-5px);}