.app{display:flex;flex-direction:column;height:100vh;max-width:860px;margin:0 auto;background:var(--bg)}.header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--surface)}.title{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;letter-spacing:.2px}.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}.ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border);border-radius:6px;padding:6px 12px;cursor:pointer;font-size:13px;transition:all .15s ease}.ghost:hover:not(:disabled){color:var(--text);border-color:var(--accent)}.ghost:disabled{opacity:.4;cursor:not-allowed}.chat{flex:1;overflow-y:auto;padding:24px 20px;display:flex;flex-direction:column;gap:16px}.bubble{max-width:80%;display:flex;flex-direction:column;gap:4px}.bubble-user{align-self:flex-end;align-items:flex-end}.bubble-assistant{align-self:flex-start;align-items:flex-start}.role{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim)}.content{padding:12px 16px;border-radius:12px;line-height:1.55;font-size:14.5px;white-space:pre-wrap;word-wrap:break-word}.bubble-user .content{background:var(--user-bubble);border:1px solid #2a4b75;border-bottom-right-radius:4px}.bubble-assistant .content{background:var(--assistant-bubble);border:1px solid var(--border);border-bottom-left-radius:4px}.content.pending{color:var(--text-dim);font-style:italic}.content.error{background:#ff6b6b14;border-color:var(--error);color:var(--error)}.composer{display:flex;gap:10px;padding:16px 20px;border-top:1px solid var(--border);background:var(--surface)}.composer textarea{flex:1;background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px 12px;resize:none;font-family:inherit;font-size:14px;line-height:1.5;outline:none;transition:border-color .15s ease}.composer textarea:focus{border-color:var(--accent)}.composer textarea:disabled{opacity:.6}.primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:0 18px;font-weight:600;font-size:14px;cursor:pointer;transition:background .15s ease}.primary:hover:not(:disabled){background:var(--accent-2)}.primary:disabled{background:var(--border);color:var(--text-dim);cursor:not-allowed}:root{--bg: #0b0d10;--surface: #14181d;--surface-2: #1b2128;--border: #252c35;--text: #e6e8eb;--text-dim: #8b95a1;--accent: #4f9dff;--accent-2: #2f7ae5;--user-bubble: #1f3a5f;--assistant-bubble: #1b2128;--error: #ff6b6b;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}button{font-family:inherit}