:root{
  --navy:#0b1f3a; --blue:#2563eb; --soft:#eff4fb;
  --text:#1f2a44; --muted:#6b7a90; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--soft);color:var(--text)}
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{background:#fff;padding:40px 44px;border-radius:var(--radius);box-shadow:0 20px 60px rgba(15,30,80,.12);max-width:520px;text-align:center}
.auth-card h1{font-size:20px;margin:0 0 10px;color:var(--navy)}
.muted{color:var(--muted);font-size:14px}
.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;padding:10px 18px;border-radius:10px;font-weight:600;margin-top:12px}
.btn:hover{opacity:.92}