:root{--bg: #f6f5f1;--surface: #ffffff;--text: #1d1d1b;--muted: #6f6e68;--line: #e3e1d9;--accent: #0f766e;--accent-text: #ffffff;--mine: #e2efec;--danger: #b42318;font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px;line-height:1.45;color:var(--text)}@media (prefers-color-scheme: dark){:root{--bg: #151614;--surface: #20221f;--text: #ecebe6;--muted: #9c9b94;--line: #33352f;--accent: #2bb8a8;--accent-text: #08201d;--mine: #1f3632;--danger: #f97066}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;background:var(--bg)}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:10px 14px;min-height:44px}button:disabled{opacity:.55;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:600}button.icon{border:none;background:none;padding:8px 10px;font-size:1.25rem}button.chip{min-height:34px;padding:4px 12px;border-radius:999px;font-size:.875rem}button.recording{color:var(--danger)}.center{height:100%;display:grid;place-items:center;padding:16px}.muted{color:var(--muted)}.small{font-size:.875rem}.error{color:var(--danger);margin:0}.grow{flex:1}.login{width:min(360px,100%);display:grid;gap:10px}.login h1{margin:0 0 8px}.login input{padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.app{height:100%;max-width:640px;margin:0 auto;display:flex;flex-direction:column}header{position:relative;display:flex;align-items:center;gap:8px;padding:8px 16px}header h1{font-size:1.1rem;margin:0}.menu{position:absolute;right:16px;top:52px;z-index:2;display:grid;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 8px 24px #00000026}.menu button{border:none;border-radius:0;text-align:left}.feed{flex:1;overflow-y:auto;padding:8px 16px 16px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:92%;padding:12px 14px;border-radius:16px;white-space:pre-wrap;overflow-wrap:anywhere}.bubble.bot{align-self:flex-start;background:var(--surface);border:1px solid var(--line)}.bubble.me{align-self:flex-end;background:var(--mine)}.bubble.thinking{color:var(--muted);letter-spacing:3px}.bubble code{display:block;margin-top:4px;padding:10px 12px;border-radius:10px;background:var(--bg);font:inherit;cursor:copy}.buttons{margin-top:12px;display:grid;gap:8px}.buttons .row{display:flex;flex-wrap:wrap;gap:8px}.buttons button{flex:1;white-space:nowrap}.toast{position:fixed;left:50%;bottom:150px;transform:translate(-50%);background:var(--text);color:var(--bg);padding:8px 14px;border-radius:999px;font-size:.875rem}footer{padding:8px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line);display:grid;gap:8px}.quick{display:flex;gap:8px}.quick button{flex:1;white-space:nowrap}.quick .primary{flex:1.6}.composer{display:flex;align-items:flex-end;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:2px 4px}.composer textarea{flex:1;border:none;outline:none;resize:none;background:none;padding:11px 4px;max-height:140px;field-sizing:content}.composer .send{color:var(--accent)}