:root{font-family:Inter,Arial,sans-serif;color:#172033;background:#f7f8fb}body{margin:0}.page{padding:24px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:18px;box-shadow:0 8px 24px #0f172a0a}button{border:0;border-radius:12px;padding:10px 14px;cursor:pointer}.primary{background:#172033;color:#fff}input,select,textarea{width:100%;padding:10px;border:1px solid #d0d5dd;border-radius:10px;box-sizing:border-box}@media (max-width: 900px){.grid{grid-template-columns:1fr}}