*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei",sans-serif;background:#111;color:#f5f1e8;line-height:1.8}
a{text-decoration:none;color:#d9c7a2}
header{position:sticky;top:0;background:#161616;padding:16px 5%;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #333;z-index:99}
nav a{margin-left:18px}
.hero{padding:100px 5%;background:linear-gradient(135deg,#181818,#2f2b25)}
.hero h1{font-size:46px;margin-bottom:20px}
.hero p{max-width:720px;color:#d5d0c6}
.section{padding:70px 5%}
.section h2{font-size:34px;margin-bottom:24px;color:#f2e6cf}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.card{background:#1b1b1b;border:1px solid #333;border-radius:16px;overflow:hidden}
.card img{width:100%;height:180px;object-fit:cover;background:#222}
.card .content{padding:18px}
.timeline{border-left:2px solid #5a513f;padding-left:24px}
.timeline-item{margin-bottom:28px}
footer{padding:30px 5%;border-top:1px solid #333;color:#b9b1a0}
.btn{display:inline-block;padding:10px 20px;border:1px solid #d9c7a2;border-radius:30px;margin-top:16px}
.form input,.form textarea{width:100%;padding:12px;margin-bottom:12px;background:#1f1f1f;border:1px solid #444;color:#fff;border-radius:8px}
.form button{padding:12px 20px;background:#d9c7a2;border:none;border-radius:30px;color:#111;font-weight:bold}
@media(max-width:768px){
.hero h1{font-size:34px}
header{flex-direction:column;gap:10px}
nav{text-align:center}
}