.ad-measurement {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    margin-block: var(--space-6);
    padding: var(--space-5);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    background: var(--bg-panel);
    color: var(--text);
}
.ad-measurement__copy { max-width: 72ch; }
.ad-measurement__copy h2 { margin: 0 0 var(--space-2); font: inherit; font-weight: 600; }
.ad-measurement__copy p { margin: 0 0 var(--space-2); font-size: var(--fs-sm); line-height: 1.6; }
.ad-measurement__copy summary { cursor: pointer; font-size: var(--fs-sm); }
.ad-measurement__copy details p { margin-top: var(--space-2); }
.ad-measurement__choices { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.ad-measurement__choices .btn { flex: 1 1 auto; white-space: nowrap; }
@media (max-width: 760px) {
    .ad-measurement { align-items: stretch; flex-direction: column; }
}