.ai-chat-layout{display:grid;grid-template-columns:minmax(260px,360px) minmax(0,1fr);gap:1rem;align-items:start}.ai-chat-context{position:sticky;top:1rem}.ai-chat-context h2{margin:.65rem 0 .25rem}.ai-chat-panel{min-width:0}.ai-chat-messages{display:flex;flex-direction:column;gap:.8rem;max-height:62vh;overflow:auto;padding:.25rem .25rem 1rem}.ai-chat-empty{text-align:center;padding:2.5rem 1rem;color:var(--text-soft,var(--muted,#64748b))}.ai-chat-message{max-width:86%;padding:.85rem 1rem;border:1px solid var(--border,#dbe4e7);border-radius:16px;background:var(--card,#fff)}.ai-chat-message.is-user{align-self:flex-end;background:var(--primary,#0f766e);color:#fff;border-color:transparent}.ai-chat-message.is-assistant{align-self:flex-start}.ai-chat-message-head{display:flex;justify-content:space-between;gap:1rem;margin-bottom:.45rem}.ai-chat-message-head small{opacity:.72;white-space:nowrap}.ai-chat-message-body{line-height:1.65;overflow-wrap:anywhere}.ai-chat-form{border-top:1px solid var(--border,#dbe4e7);padding-top:1rem;margin-top:.25rem}.ai-chat-form textarea{width:100%;resize:vertical}.ai-chat-form-footer{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-top:.75rem}.ai-quality-actions{flex-wrap:wrap}@media(max-width:860px){.ai-chat-layout{grid-template-columns:1fr}.ai-chat-context{position:static}.ai-chat-messages{max-height:none}.ai-chat-message{max-width:94%}}@media(max-width:560px){.ai-chat-form-footer{align-items:stretch;flex-direction:column}.ai-chat-form-footer .btn{width:100%}.ai-chat-message{max-width:100%}}