:root{--bg: #0b0b0f;--panel: #15151c;--line: #26262f;--text: #ECECF1;--muted: #9a9aa8;--grad-a: #7C3AED;--grad-b: #EC4899}:root[data-theme=light]{--bg: #ffffff;--panel: #f4f4f6;--line: #e3e3e8;--text: #1a1a20;--muted: #6b6b78;--grad-a: #7C3AED;--grad-b: #EC4899}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.centered{height:100%;display:flex;align-items:center;justify-content:center;text-align:center;padding:24px}.signin{max-width:380px}.brand{font-size:28px;font-weight:600;background:linear-gradient(120deg,var(--grad-a),var(--grad-b));-webkit-background-clip:text;background-clip:text;color:transparent;margin:0 0 12px}.muted{color:var(--muted)}.btn{display:inline-block;margin-top:20px;padding:11px 20px;border-radius:10px;background:linear-gradient(120deg,var(--grad-a),var(--grad-b));color:#fff;text-decoration:none;font-weight:600}.app{height:100%;display:flex;flex-direction:column;max-width:760px;margin:0 auto}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--line)}.brand-sm{font-weight:600;background:linear-gradient(120deg,var(--grad-a),var(--grad-b));-webkit-background-clip:text;background-clip:text;color:transparent}.thread{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.empty{margin-top:40px;text-align:center}.turn{display:flex;flex-direction:column;max-width:80%}.turn.user{align-self:flex-end;align-items:flex-end}.turn.assistant{align-self:flex-start;align-items:flex-start}.chan-tag{font-size:11px;color:var(--muted);margin-bottom:2px}.bubble{padding:9px 13px;border-radius:14px;white-space:pre-wrap;word-break:break-word}.turn.user .bubble{background:linear-gradient(120deg,var(--grad-a),var(--grad-b));color:#fff}.turn.assistant .bubble{background:var(--panel);border:1px solid var(--line)}.signout-btn{background:none;border:1px solid var(--line);color:var(--muted);border-radius:8px;padding:4px 10px;font:inherit;font-size:13px;cursor:pointer}.signout-btn:hover{color:var(--text);border-color:var(--muted)}.action-btn{display:inline-block;margin-top:8px;padding:8px 16px;border-radius:10px;background:linear-gradient(120deg,var(--grad-a),var(--grad-b));color:#fff;text-decoration:none;font-weight:600;font-size:14px}.composer{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--line)}.composer input{flex:1;padding:11px 14px;border-radius:10px;background:var(--panel);border:1px solid var(--line);color:var(--text);font:inherit}.composer input:focus{outline:none;border-color:var(--grad-a)}.composer button{padding:0 18px;border-radius:10px;border:none;font:inherit;font-weight:600;background:linear-gradient(120deg,var(--grad-a),var(--grad-b));color:#fff;cursor:pointer}.composer button:disabled{opacity:.5;cursor:default}.theme-toggle{background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:8px;padding:4px 9px;font-size:13px;cursor:pointer;line-height:1}.theme-toggle:hover{color:var(--text);border-color:var(--grad-a)}.signin-toggle{position:fixed;top:14px;right:14px}.tool-card{margin-top:8px;width:100%;border:1px solid var(--line);border-radius:12px;background:var(--panel);overflow:hidden}.tool-card-title{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:8px 12px;border-bottom:1px solid var(--line)}.tool-table{width:100%;border-collapse:collapse;font-size:13px}.tool-table th,.tool-table td{text-align:left;padding:7px 12px;border-bottom:1px solid var(--line)}.tool-table th{color:var(--muted);font-weight:500;font-size:11px}.tool-table tr:last-child td{border-bottom:none}.tool-table td.num{text-align:right;font-variant-numeric:tabular-nums}.amt-in{color:#16a34a}.amt-out{color:#dc2626}.balance-figs{display:flex;gap:24px;padding:12px}.balance-fig .label{font-size:11px;color:var(--muted)}.balance-fig .val{font-size:20px;font-weight:600;font-variant-numeric:tabular-nums}.balance-asof{font-size:11px;color:var(--muted);padding:0 12px 10px}