*{box-sizing:border-box}body{margin:0;font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;color:#1d2433;background:#f5f7fb;line-height:1.6}
a{color:#3b6cf6;text-decoration:none}a:hover{text-decoration:underline}
.top{display:flex;gap:14px;align-items:center;padding:12px 20px;background:#fff;border-bottom:1px solid #e3e8f0;font-size:14px}.top span{color:#667}
.wrap{max-width:1040px;margin:0 auto;padding:24px 20px 60px}
h1{font-size:28px;margin:8px 0}.lead{color:#4a5568;font-size:16px;max-width:780px}
.btn{display:inline-block;border:none;border-radius:10px;padding:10px 18px;background:#3b6cf6;color:#fff;font-size:15px;cursor:pointer}
.btn:hover{background:#2f5ad6;text-decoration:none}.btn.ghost{background:#fff;color:#3b6cf6;border:1px solid #c9d3e6}
.muted{color:#889;font-size:13px}.note{margin-top:28px;background:#fff;border:1px solid #e3e8f0;border-radius:12px;padding:16px 20px}
.note h3{margin:0 0 6px}.foot{text-align:center;color:#99a;font-size:13px;padding:30px 0}