body{font-family:system-ui,sans-serif;margin:0;background:#f6f7f9;color:#17202a}.wrap{max-width:1120px;margin:auto;padding:28px}.hero,section{background:#fff;border:1px solid #dde3ea;border-radius:18px;padding:26px;margin-bottom:18px}.hero h1{font-size:42px;margin:.2em 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}label{display:flex;flex-direction:column;gap:7px;border:1px solid #e1e6eb;border-radius:12px;padding:14px}small{min-height:48px}select,input{padding:10px;border:1px solid #bac4ce;border-radius:8px}.btn{display:inline-block;padding:11px 16px;border:0;border-radius:10px;background:#17202a;color:#fff;text-decoration:none;margin-top:14px}.score{font-size:40px;font-weight:800}.ok,.err{padding:14px;border-radius:10px;background:#fff;margin-bottom:16px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.cards article{background:#fff;padding:20px;border-radius:14px;border:1px solid #dde3ea}.cards b{display:block;font-size:30px}@media(max-width:700px){.cards{grid-template-columns:1fr 1fr}.hero h1{font-size:32px}}