:root{--bg:#0e1116;--panel:#161b22;--border:#263041;--text:#e6edf3;--muted:#8b949e;--accent:#2962ff;--green:#26a69a;--red:#ef5350}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{display:flex;flex-direction:column;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--border)}.topbar .brand{font-weight:700;letter-spacing:.3px}.topbar .brand span{color:var(--accent)}.topbar .user{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}.btn{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:8px 14px;font-size:14px;cursor:pointer}.btn.secondary{background:#21262d;border:1px solid var(--border);color:var(--text)}.btn:disabled{opacity:.5;cursor:not-allowed}.center{min-height:100vh;display:grid;place-items:center}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:40px;max-width:420px;text-align:center}.card h1{margin:0 0 8px;font-size:22px}.card p{color:var(--muted);margin:0 0 24px;font-size:14px;line-height:1.5}.layout{display:grid;grid-template-columns:320px 42px 1fr;grid-template-rows:minmax(0,1fr);flex:1 1;min-height:0}.sidebar{background:var(--panel);border-right:1px solid var(--border);padding:16px;overflow-y:auto}.chartwrap{position:relative;min-height:0;overflow:hidden}.chartwrap.drawing{cursor:crosshair}#chart{width:100%;height:100%}.drawtoolbar{display:flex;flex-direction:column;gap:4px;padding:8px 6px;background:var(--panel);border-right:1px solid var(--border);align-items:center}.drawtoolbar .tool{width:30px;height:30px;display:grid;place-items:center;background:transparent;color:var(--muted);border:1px solid transparent;border-radius:6px;cursor:pointer;font-size:14px}.drawtoolbar .tool:hover{color:var(--text)}.drawtoolbar .tool.active{background:#21262d;color:var(--accent);border-color:var(--border)}.drawtoolbar .tool.danger:hover{color:var(--red)}.drawtoolbar .stylebox{margin-top:10px;padding-top:10px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:4px;align-items:center}.drawtoolbar .swatch{width:18px;height:18px;border-radius:4px;border:2px solid transparent;cursor:pointer}.drawtoolbar .swatch.active{border-color:#fff}.charttopbar{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap}.charttopbar input,.charttopbar select{background:#0d1117;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 8px;font-size:13px}.charttopbar .symbol{width:130px}.charttopbar .sep{width:1px;height:22px;background:var(--border)}.charttopbar 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#263041;border-radius:6px;overflow:hidden}.pine-editor .cm-editor{height:260px}.pine-editor .cm-scroller{overflow:auto}.strategy-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.strategy-list li{display:flex;align-items:stretch;gap:4px}.strategy-list .load{flex:1 1;min-width:0;text-align:left;background:transparent;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 9px;cursor:pointer;display:flex;flex-direction:column;gap:2px}.strategy-list .load:hover{background:#21262d}.strategy-list .name{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.strategy-list .meta{font-size:11px;color:var(--muted)}.strategy-list .del{background:transparent;color:var(--muted);border:1px solid transparent;border-radius:6px;width:28px;cursor:pointer;font-size:15px;line-height:1}.strategy-list .del:hover{color:var(--red);border-color:var(--border)}.trades{width:100%;font-size:12px;border-collapse:collapse}.trades td,.trades th{padding:4px 6px;border-bottom:1px solid #1b2230;text-align:left}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);display:grid;place-items:center;z-index:40}.modal{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px;width:380px;max-height:80vh;overflow-y:auto}.modal h3{margin:0 0 6px;font-size:15px}.modal.ai{width:min(680px,92vw);height:min(78vh,720px);display:flex;flex-direction:column}.ai-tabs{display:flex;gap:6px;margin:4px 0 12px}.ai-tabs button{background:transparent;color:var(--muted);border:1px solid transparent;border-radius:6px;padding:5px 12px;font-size:13px;cursor:pointer}.ai-tabs button.active{background:#21262d;color:var(--text);border-color:var(--border)}.ai-body,.ai-msgs{flex:1 1;min-height:0;display:flex;flex-direction:column}.ai-msgs{overflow-y:auto;gap:10px;padding-right:4px}.ai-msg{max-width:88%;padding:8px 11px;border-radius:10px;font-size:13px;line-height:1.45;white-space:pre-wrap;word-break:break-word}.ai-msg.user{align-self:flex-end;background:#1f6feb33;border:1px solid #1f6feb55}.ai-msg.assistant{align-self:flex-start;background:#161b22;border:1px solid var(--border)}.ai-msg .apply{margin-top:8px}.ai-input{display:flex;gap:8px;margin-top:10px}.ai-input textarea{flex:1 1;resize:none;height:54px;background:#0d1117;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px;font-size:13px}.ai-settings label{display:block;font-size:12px;color:var(--muted);margin:10px 0 4px;text-transform:uppercase;letter-spacing:.4px}.ai-settings input,.ai-settings textarea{width:100%;background:#0d1117;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px;font-size:13px}.ai-settings textarea{height:120px;resize:vertical}.ind-row{display:flex;align-items:center;gap:8px;padding:6px 0;font-size:13px}.ind-row>span:first-child{flex:1 1}.ind-params input{width:54px;background:#0d1117;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:4px 6px;font-size:12px;margin-left:4px}.ind-chips{display:flex;gap:6px;flex-wrap:wrap;padding:6px 12px;background:var(--panel);border-bottom:1px solid var(--border)}.ind-chip{display:inline-flex;align-items:center;gap:6px;background:#21262d;border:1px solid var(--border);border-radius:999px;padding:3px 10px;font-size:12px;color:var(--text)}.ind-chip button{background:none;border:none;color:var(--muted);cursor:pointer;font-size:13px;padding:0}.ind-chip button:hover{color:var(--red)}