body{font-family:Inter,Arial,Helvetica,sans-serif;background:#f4f6f8}.login-card{max-width:420px;margin:60px auto;padding:24px;border-radius:8px;background:#fff;box-shadow:0 4px 18px rgba(0,0,0,.06);text-align:center}.login-card .logo img{max-width:120px}.app-body .container{max-width:1000px}.btn{border-radius:6px}