*{box-sizing:border-box}body{margin:0;background:#f4f6f8;color:#172033;font-family:Arial,sans-serif}header{height:70px;background:#111827;color:#fff;padding:16px 5%;display:flex;gap:18px;align-items:center}main{max-width:1200px;margin:35px auto;padding:0 20px}.panel{max-width:460px;margin:80px auto;background:#fff;padding:34px;border-radius:18px;box-shadow:0 10px 35px #0001}.panel input{display:block;width:100%;padding:14px;margin:12px 0;border:1px solid #ccd2dc;border-radius:10px}button{border:0;border-radius:10px;background:#172033;color:white;padding:12px 18px}.top{display:flex;justify-content:space-between}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:12px 0 30px}.card{background:#fff;border-radius:14px;padding:18px;min-height:88px;box-shadow:0 4px 18px #0000000b}.card small{display:block;margin-top:10px;color:#687386}#err{display:block;color:#b42318;margin-top:10px}