:root{--bg:#BFE6FF;--card:#fff;--ink:#1d2b3a;--muted:#55657a;--accent:#ff8a3d}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink)}
main{max-width:760px;margin:0 auto;padding:32px 20px 64px}
.card{background:var(--card);border-radius:20px;padding:28px 28px 20px;box-shadow:0 6px 0 rgba(29,43,58,.12)}
header{display:flex;align-items:center;gap:14px;margin-bottom:20px}header img{width:64px;height:64px;border-radius:14px}
h1{margin:0;font-size:26px}h2{font-size:19px;margin:28px 0 6px}p,li{color:var(--ink)}small,.muted{color:var(--muted)}
a{color:#1769c2}nav{margin-top:20px;display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;padding:10px 18px;border-radius:12px}