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8px;font-size:.6875rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--color-border-strong);border-radius:var(--radius-full);color:var(--color-text-subtle);vertical-align:2px}.st-who span{font-size:.8125rem;color:var(--color-text-subtle)}.st-head-link{margin-left:auto;font-size:.8125rem;color:var(--color-text-subtle);background:none;border:none;padding:8px 0;cursor:pointer;text-decoration:underline;text-underline-offset:4px}.st-head-link:hover{color:var(--color-text)}.st-messages{flex:1;min-height:0;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:16px}.st-msg{display:flex;gap:10px;max-width:46rem}.st-msg--user{align-self:flex-end;flex-direction:row-reverse}.st-bubble{padding:12px 16px;border-radius:var(--radius-lg);font-size:.9375rem;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}.st-msg--assistant .st-bubble{background:var(--color-surface-raised);border:1px solid 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