.brand-offer-proposal { display: grid; gap: 14px; margin-top: 24px; padding: 16px; border: 1px solid #ddd; border-radius: 16px; background: #fafafa; }
.brand-offer-proposal h3 { margin: 0; font-size: 16px; }
.brand-offer-core { display: grid; gap: 12px; padding-top: 15px; border-top: 1px solid #ddd; }
.brand-offer-proposal[hidden], .brand-offer-core[hidden] { display: none; }
#brand-offer-chat { margin: 0; }