:root{--bg: #0d1117;--panel: #161b22;--panel-2: #1c2330;--border: #2d333b;--text: #e6edf3;--muted: #8b949e;--accent: #58a6ff;--green: #3fb950;--red: #f85149;--amber: #d29922;--mono: "SF Mono", ui-monospace, Menlo, monospace}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{background:var(--bg);color:var(--text);font:14px/1.5 -apple-system,Segoe UI,Roboto,sans-serif}.shell{display:flex;flex-direction:column;min-height:100vh}.topbar{display:flex;align-items:center;gap:24px;padding:0 20px;height:52px;background:var(--panel);border-bottom:1px solid var(--border)}.brand{font-weight:700;letter-spacing:.5px}.brand span{color:var(--accent)}.nav{display:flex;gap:4px}.nav button{background:none;border:none;color:var(--muted);padding:6px 14px;border-radius:6px;cursor:pointer;font-size:14px}.nav button:hover,.nav button.active{color:var(--text);background:var(--panel-2)}.topbar .status{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}.dot{width:8px;height:8px;border-radius:50%;background:var(--red)}.dot.on{background:var(--green)}.main{flex:1;padding:24px 20px;max-width:1280px;width:100%;margin:0 auto}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:20px}.card{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:14px 16px}.card .label{font-size:12px;color:var(--muted);margin-bottom:6px}.card .value{font-size:22px;font-weight:600;font-family:var(--mono)}.card .value.ok{color:var(--green)}.card .value.bad{color:var(--red)}.panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-bottom:20px}.panel h2{margin:0;padding:12px 16px;font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;border-bottom:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:right;padding:8px 12px;color:var(--muted);font-weight:500;border-bottom:1px solid var(--border);font-size:12px}th:first-child,td:first-child{text-align:left}td{text-align:right;padding:7px 12px;border-bottom:1px solid var(--border);font-family:var(--mono)}tr:last-child td{border-bottom:none}td.sym{font-weight:600;font-family:inherit}.pos{color:var(--green)}.neg{color:var(--red)}.dim{color:var(--muted)}.hot{color:var(--amber);font-weight:700}.login{display:flex;align-items:center;justify-content:center;min-height:100vh}.login form{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:32px;width:340px;display:flex;flex-direction:column;gap:14px}.login h1{margin:0 0 4px;font-size:20px}.login input{background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:10px 12px;font-size:14px}.login button{background:var(--accent);border:none;border-radius:6px;color:#04121f;padding:10px;font-size:14px;font-weight:600;cursor:pointer}.login .err{color:var(--red);font-size:13px}.placeholder{color:var(--muted);padding:40px;text-align:center}.btform{display:flex;gap:14px;align-items:flex-end;padding:14px 16px;flex-wrap:wrap}.btform label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--muted)}.btform select,.btform input{background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:8px 10px;font-size:13px;min-width:150px;color-scheme:dark}.btform button{background:var(--accent);border:none;border-radius:6px;color:#04121f;padding:9px 22px;font-size:13px;font-weight:600;cursor:pointer}.btform button:disabled{opacity:.5;cursor:default}.legendrow{display:flex;flex-wrap:wrap;gap:6px;padding:10px 16px 0}.legendrow button{display:flex;align-items:center;gap:6px;background:none;border:1px solid var(--border);border-radius:5px;color:var(--text);padding:3px 10px;font-size:11px;cursor:pointer;font-family:var(--mono)}.legendrow button span{width:10px;height:10px;border-radius:2px;display:inline-block}.legendrow button.off{opacity:.35}.chartctl{float:right;display:flex;gap:4px}.chartctl button{background:none;border:1px solid var(--border);border-radius:5px;color:var(--muted);padding:2px 10px;font-size:11px;cursor:pointer}.chartctl button.active{color:var(--text);background:var(--panel-2);border-color:var(--accent)}.chartlabel{font-size:11px;color:var(--muted);padding:8px 16px 2px}.pairgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(380px,1fr));gap:16px}.feenote{font-size:12px;color:var(--muted);padding:8px 16px;border-bottom:1px solid var(--border)}