.brand-logo{width:52px;height:52px;object-fit:contain;background:#fff;border-radius:12px;padding:4px}
.sidebar .brand-logo{width:58px;height:58px}
.calculation-box{background:#f3f8ff;border:1px solid var(--line);border-radius:14px;padding:10px 14px;margin-top:6px}
.sponsor-card{border-top:4px solid var(--cyan)}
.price-group{margin:28px 0 10px;padding-bottom:8px;border-bottom:2px solid var(--cyan);color:var(--navy)}
.area-price-row{display:grid;grid-template-columns:minmax(160px,1fr) 1fr 1fr 1fr;gap:16px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.area-price-row .field{margin-bottom:0}
@media(max-width:700px){.area-price-row{grid-template-columns:1fr}}