.sa-chain-dialog { width: min(600px, calc(100vw - 48px)); max-height: 80vh; overflow: auto; padding: var(--ls-space-6); border: 1px solid var(--ls-border); border-radius: var(--ls-radius-card); background: var(--ls-surface); color: var(--ls-text); }
.sa-chain-dialog::backdrop { background: rgb(0 0 0 / 30%); }
.sa-chain-dialog h2 { margin: 0 0 20px; font-size: 18px; }
.sa-person-row { display: flex; gap: 12px; align-items: end; margin-bottom: 16px; }
.sa-person-row .form-field { flex: 1; }
.sa-chain-dialog footer { justify-content: flex-end; margin-top: 24px; }
#sa-parameters-form { padding: 20px; max-width: 920px; }