*{box-sizing:border-box} :root{color-scheme:dark;--bg:#0b1220;--panel:#111b2b;--line:#24334a;--text:#e8eef8;--muted:#91a2bb;--accent:#45d6b0;--red:#ff6575}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px max(16px,calc((100vw - 1440px)/2));border-bottom:1px solid var(--line);background:#0e1727;position:sticky;top:0;z-index:10}.brand{font-size:25px;font-weight:850;letter-spacing:-.8px}.brand span{color:var(--accent)}header small{color:var(--muted);font-size:10px;letter-spacing:1.1px}.status{background:#17273a;border:1px solid #29425c;border-radius:20px;padding:7px 12px;color:var(--accent);font-size:12px}.status.error{color:var(--red)}main{max-width:1440px;margin:22px auto;padding:0 16px;display:grid;gap:16px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;min-width:0}.controls{display:flex;align-items:end;gap:12px;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:6px;min-width:120px;flex:1}.field.symbol{flex:1.4;min-width:190px}label{color:var(--muted);font-size:12px}input,select,button{font:inherit;color:var(--text);border:1px solid #34455e;background:#0b1422;border-radius:8px;padding:10px 11px;min-height:40px}input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button{background:#16a982;color:#061a17;font-weight:750;border-color:#16a982;cursor:pointer;white-space:nowrap}button:hover{filter:brightness(1.08)}button:disabled{opacity:.5;cursor:wait}.secondary{background:#1b2a3f;border-color:#34455e;color:var(--text)}.inline{display:flex;gap:8px}.inline input{min-width:0;flex:1}.summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.metric{padding:14px;background:#0c1625;border:1px solid #24344b;border-radius:10px;min-width:0}.metric span{display:block;color:var(--muted);font-size:12px;margin-bottom:6px}.metric b{font-size:20px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.up{color:var(--accent)!important}.down{color:var(--red)!important}.section-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:14px}.section-head h2,.panel h2{margin:0 0 4px;font-size:18px}.section-head p{margin:0;color:var(--muted);font-size:12px}.chart-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.chart-actions button{font-size:12px;padding:8px 10px;min-height:34px}#chart{height:540px;width:100%;min-width:0;background:#0b1422;border:1px solid #26364d;border-radius:9px;overflow:hidden}.hint{color:var(--muted);font-size:12px;margin:10px 0 0}.indicator-grid{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}.check{display:flex;align-items:center;gap:7px;background:#0c1625;border:1px solid #293a52;border-radius:8px;padding:9px 11px;color:var(--text)}.check input{min-height:auto;accent-color:var(--accent)}.indicator-results{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}.indicator-card,.qitem{background:#0b1422;border:1px solid #24344b;border-radius:9px;padding:12px}.indicator-card span,.qitem span{display:block;color:var(--muted);font-size:12px}.indicator-card b{display:block;font-size:17px;margin:5px 0}.indicator-card small{color:var(--muted)}.backtest-controls{display:grid;grid-template-columns:repeat(6,minmax(100px,1fr));gap:10px;align-items:end}.backtest-controls button{height:40px}.results{margin:16px 0}.results-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.results-grid .metric b{font-size:18px}.table-wrap{overflow:auto;max-height:400px;margin:12px 0}table{border-collapse:collapse;width:100%;min-width:760px;font-variant-numeric:tabular-nums}th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--muted);font-size:12px;background:#111b2b;position:sticky;top:0}td{font-size:13px}.quality-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.qitem b{display:block;font-size:19px;margin-top:4px}.disclaimer{border-left:3px solid #e5a74b;padding-left:12px;color:#c4cddd;font-size:12px;margin-top:18px}footer{text-align:center;color:var(--muted);font-size:12px;padding:12px 16px 30px} @media(max-width:900px){header{padding:14px 16px;position:static}.backtest-controls{grid-template-columns:repeat(3,minmax(0,1fr))}.section-head{flex-direction:column}.chart-actions{justify-content:flex-start}#chart{height:460px}}@media(max-width:600px){main{padding:0 10px;margin:12px auto;gap:12px}.panel{padding:13px}.summary,.results-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric b{font-size:18px}.backtest-controls{grid-template-columns:repeat(2,minmax(0,1fr))}.controls .field{min-width:calc(50% - 8px)}.controls .symbol{min-width:100%}header small{display:block;max-width:230px;font-size:9px}.status{font-size:10px;padding:6px 8px}#chart{height:380px}.quality-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.chart-actions button{flex:1}.inline button{padding:8px}}