.chain-next{position:relative;display:inline-block;vertical-align:middle}.chain-next__menu{position:absolute;top:calc(100% + 6px);left:0;z-index:50;width:max-content;min-width:220px;max-width:min(340px,calc(100vw - 24px));max-height:min(60vh,440px);overflow-y:auto;padding:6px;background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:var(--radius-sm);box-shadow:var(--shadow)}.chain-next__tool{display:block;width:100%;padding:8px 10px;background:transparent;color:var(--text);border:0;border-radius:6px;font:inherit;font-size:14px;line-height:1.3;text-align:start;cursor:pointer}.chain-next__tool:hover:not(:disabled),.chain-next__tool:focus-visible{background:var(--bg-elev-3);outline:none}.chain-next__sep{height:1px;margin:6px 4px;background:var(--border)}.chain-next__tool[aria-busy=true],.chain-from [aria-busy=true]{cursor:progress;opacity:.6}.chain-from{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin:0 0 12px;padding:8px 12px;background:var(--bg-elev-2);border:1px solid var(--border);border-radius:var(--radius-sm)}.chain-from__text{color:var(--text-dim);font-size:13px}@media(pointer:coarse){.chain-next__tool{min-height:44px}}