:root {
    --bg: #f6f7f9; --card: #fff; --text: #1b1f24; --muted: #6b7280; --border: #e3e6ea;
    --accent: #2f6fde; --pos: #15803d; --neg: #c2410c; --warn: #b45309;
    --pos-bg: #e8f6ec; --neg-bg: #fdeee6; --warn-bg: #fdf4e3;
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #111418; --card: #1a1e24; --text: #e6e8eb; --muted: #9aa3ad; --border: #2a3038;
        --accent: #6b9cf0; --pos: #4ade80; --neg: #fb923c; --warn: #fbbf24;
        --pos-bg: #15291c; --neg-bg: #2e1d13; --warn-bg: #2d2412;
    }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
header { display: flex; justify-content: space-between; align-items: center; max-width: 1100px; margin: 0 auto; padding: 20px 16px 4px; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 17px; margin: 0 0 12px; }
main { max-width: 1100px; margin: 0 auto; padding: 8px 16px 40px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 18px; margin-bottom: 16px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.pos { color: var(--pos); } .neg { color: var(--neg); }
.warn-text { color: var(--warn); }
a { color: var(--accent); }
code { font-size: 12px; background: var(--bg); padding: 2px 5px; border-radius: 4px; word-break: break-all; }
button { background: var(--accent); color: #fff; border: 0; border-radius: 7px; padding: 9px 16px; font: inherit; cursor: pointer; }
button.secondary, .presets button { background: transparent; color: var(--accent); border: 1px solid var(--border); }
button:disabled { opacity: .6; cursor: wait; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.presets { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
.presets button { padding: 5px 10px; font-size: 13px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-bottom: 16px; }
.grid .wide { grid-column: span 2; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
input, select { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: 7px 9px; width: 100%; }
input[type=checkbox] { width: auto; }
.verdict { padding: 12px 14px; border-radius: 8px; margin-bottom: 16px; font-weight: 500; }
.verdict.good { background: var(--pos-bg); color: var(--pos); }
.verdict.bad { background: var(--neg-bg); color: var(--neg); }
.verdict.warn { background: var(--warn-bg); color: var(--warn); }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpis div { border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; display: flex; flex-direction: column; }
.kpis span, .kpis small { color: var(--muted); font-size: 12px; }
.kpis b { font-size: 21px; font-variant-numeric: tabular-nums; }
.chart { width: 100%; height: auto; margin-bottom: 12px; }
.chart .line { fill: none; stroke-width: 2; }
.chart .line.pos { stroke: var(--pos); } .chart .line.neg { stroke: var(--neg); }
.chart .zero { stroke: var(--border); stroke-width: 1; }
.chart .split { stroke: var(--muted); stroke-dasharray: 4 4; }
.chart .lbl { fill: var(--muted); font-size: 12px; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--border); font-size: 14px; }
thead th { color: var(--muted); font-weight: 500; font-size: 12px; }
.scroll { overflow-x: auto; max-height: 600px; overflow-y: auto; }
.trades td:nth-child(3) { min-width: 260px; }
.calib .bar { position: relative; width: 30%; min-width: 120px; }
.calib .bar::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; border-top: 1px solid var(--border); }
.calib .bar span, .dot { position: absolute; top: 50%; width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 50%; }
.dot { position: relative; display: inline-block; top: 1px; margin: 0; }
.m { background: var(--muted); } .a { background: var(--accent); }
body.login { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
body.login form { width: 100%; max-width: 340px; display: flex; flex-direction: column; gap: 12px; }
@media (max-width: 600px) { .grid .wide { grid-column: auto; } .calib .bar { display: none; } }
h3 { font-size: 15px; margin: 20px 0 8px; }
tr.current th, tr.current td { background: var(--bg); font-weight: 600; }