.chat{display:flex;flex-direction:column}.chat-md .doc-h1{font-size:18px}.chat-md .doc-h2{font-size:16px}.chat-md .doc-h3{font-size:15px}.chat-main{display:flex;flex-direction:column;min-width:0}.chat-main.is-empty{justify-content:center;align-items:center;min-height:calc(100vh - 220px)}.chat-main>.chat-composer,.chat-thread{max-width:820px;width:100%;margin-inline:auto}.chat-welcome{width:100%;max-width:780px;display:flex;flex-direction:column;gap:14px}.chat-welcome-title{margin:0;text-align:center;font-size:var(--ty-large-size);font-weight:400;color:var(--la-text-1)}.chat-welcome-sub{margin:0 0 8px;text-align:center;font-size:var(--ty-body-size);color:var(--la-text-3);line-height:1.5}.chat-scroll{padding:4px 0 14px}.chat-thread{display:flex;flex-direction:column;gap:22px}.chat-turn{display:flex}.chat-turn.role-user{justify-content:flex-end}.chat-turn.role-assistant{justify-content:flex-start}.chat-turn.role-user .chat-bubble{max-width:80%;padding:11px 15px;border:1px solid var(--la-action);border-radius:var(--la-radius-lg);background:var(--la-action)}.chat-turn.role-user .chat-text{color:var(--la-action-fg)}.chat-turn.role-assistant .chat-bubble{max-width:100%;width:100%;padding:0;border:none;background:none;border-radius:0}.chat-text{margin:0;font-size:var(--ty-body-size);line-height:1.6;color:var(--la-text-1);white-space:pre-wrap;overflow-wrap:anywhere}.chat-thinking{color:var(--la-text-3)}.chat-md{font-size:var(--ty-body-size);color:var(--la-text-1)}.chat-md .doc-md{display:flex;flex-direction:column;gap:10px;max-width:100%}.chat-md .doc-md>:first-child{margin-top:0}.chat-md .doc-md>:last-child{margin-bottom:0}.chat-md .doc-ol li,.chat-md .doc-p,.chat-md .doc-ul li{color:var(--la-text-1)}.chat-tools{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.chat-tool-chip{font-family:var(--ty-code-family);font-size:var(--ty-caption-size);color:var(--la-text-3);background:var(--la-surface-2);border:1px solid var(--la-border);border-radius:var(--la-radius-sm);padding:2px 8px}.chat-composer{flex:0 0 auto;display:flex;gap:8px;align-items:flex-end;background:var(--la-surface-1);border:1px solid var(--la-border-strong);border-radius:var(--la-radius-2xl);padding:8px 8px 8px 16px;box-shadow:var(--la-shadow-sm)}.chat-input{flex:1 1 auto;resize:none;border:none;background:none;padding:8px 0;font-size:var(--ty-body-size);line-height:1.5;color:var(--la-text-1);max-height:160px}.chat-input:focus{outline:none}.chat-send{flex:0 0 auto;background:var(--la-action);border:1px solid var(--la-action);color:var(--la-action-fg);border-radius:var(--la-radius-xl);padding:9px 20px;font-size:var(--ty-body-size);font-weight:600;cursor:pointer;transition:background .14s ease}.chat-send:hover:not(:disabled){background:var(--la-action-hover)}.chat-send:disabled{opacity:.55;cursor:default}.chat-examples-btn{align-self:center;margin-top:4px;background:none;border:none;color:var(--la-text-3);font-size:var(--ty-small-size);cursor:pointer;padding:4px 8px;transition:color .14s ease}.chat-examples-btn:hover{color:var(--la-action);text-decoration:underline}.chat-ex{gap:18px}.chat-ex,.chat-ex-group{display:flex;flex-direction:column}.chat-ex-group{gap:8px}.chat-ex-head{font-size:var(--ty-eyebrow-size);font-weight:var(--ty-eyebrow-weight);letter-spacing:.08em;text-transform:uppercase;color:var(--la-text-3)}.chat-ex-q{text-align:left;background:var(--la-surface-1);border:1px solid var(--la-border);border-radius:var(--la-radius-md);padding:10px 12px;font-size:var(--ty-body-size);line-height:1.4;color:var(--la-text-1);cursor:pointer;transition:background .14s ease,border-color .14s ease}.chat-ex-q:hover{background:var(--la-surface-2);border-color:var(--la-border-strong)}.chat-ex-q:disabled{opacity:.55;cursor:default}