.chat-layout{grid-template-columns:minmax(240px,320px) 1fr;gap:16px;min-height:60vh;display:grid}.chat-list{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.chat-item{text-align:left;background:var(--surface);width:100%;color:var(--ink);border:1px solid var(--border);cursor:pointer;transition:background .16s var(--ease), border-color .16s var(--ease);border-radius:10px;flex-direction:column;gap:4px;padding:10px 12px;display:flex;position:relative}.chat-item:hover{background:var(--subtle);border-color:var(--hover-border)}.chat-item.active{background:var(--blue-bg);border-color:var(--blue-line)}.chat-item.unread strong{font-weight:720}.chat-item-meta{color:var(--muted);align-items:center;gap:8px;font-size:11px;display:flex}.chat-dot{background:var(--blue);border-radius:50%;width:8px;height:8px;position:absolute;top:12px;right:12px}.chat-pane{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;flex-direction:column;min-width:0;padding:16px;display:flex}.chat-pane>h2{letter-spacing:-.2px;margin:0 0 10px;font-size:15px;font-weight:650}.chat-thread{flex-direction:column;flex:1;gap:8px;max-height:50vh;margin:0;padding:0;list-style:none;display:flex;overflow-y:auto}.chat-bubble{background:var(--subtle);border:1px solid var(--border);overflow-wrap:anywhere;border-radius:12px;max-width:78%;padding:8px 12px}.chat-bubble p{white-space:pre-wrap;margin:2px 0}.chat-bubble.chat-outbound{background:var(--blue-bg);border-color:var(--blue-line);align-self:flex-end}.chat-author,.chat-meta{color:var(--muted);font-size:11px}.chat-composer{align-items:flex-end;gap:8px;margin-top:12px;display:flex}.chat-composer textarea{resize:vertical;font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--strong-border);border-radius:8px;flex:1;padding:8px 10px}.chat-composer textarea:focus-visible{border-color:var(--blue);box-shadow:var(--ring);outline:none}.chat-live{color:var(--muted);align-items:center;gap:6px;font-size:12px;display:inline-flex}.chat-live svg{width:14px;height:14px}.chat-live-live{color:var(--teal)}.chat-notice{background:var(--blue-bg);border:1px solid var(--blue-line);color:var(--ink);border-radius:8px;margin:0 0 12px;padding:8px 12px}.chat-notice-error{background:var(--red-bg);border-color:var(--red-bg);color:var(--red)}@media (max-width:800px){.chat-layout{grid-template-columns:1fr}}