:root {
  --bg: #0d1117;
  --panel: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --up: #f23645;
  --down: #089981;
  --mono: Consolas, 'Courier New', monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.6 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  padding: 16px;
}
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1200px; margin: 0 auto 16px; flex-wrap: wrap; gap: 8px;
}
.topbar h1 { font-size: 18px; font-weight: 600; }
.subtitle { color: var(--muted); font-size: 12px; margin-left: 10px; }
.topbar__right { display: flex; align-items: center; gap: 10px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot--on { background: var(--down); box-shadow: 0 0 6px var(--down); }
.dot--off { background: #6e7681; }
.dot--err { background: var(--up); box-shadow: 0 0 6px var(--up); }
.conn-text, .updated { color: var(--muted); font-size: 12px; }
button {
  background: var(--panel); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 14px; cursor: pointer; font-size: 13px;
}
button:hover { border-color: var(--accent); }

main { max-width: 1200px; margin: 0 auto; }

.kpis { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-bottom: 14px; }
.kpi {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px;
}
.kpi__label { color: var(--muted); font-size: 12px; }
.kpi__value { font-family: var(--mono); font-size: 22px; font-weight: 700; margin: 2px 0; }
.kpi__ctx { color: var(--muted); font-size: 11.5px; font-family: var(--mono); }
.up { color: var(--up); }
.down { color: var(--down); }

.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; margin-bottom: 14px;
}
.panel__head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; flex-wrap: wrap; gap: 6px; }
.panel__head h2 { font-size: 15px; font-weight: 600; }
.panel__hint { color: var(--muted); font-size: 11.5px; }
.panel__note { color: var(--muted); font-size: 12px; margin-top: 6px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } .kpis { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .kpis { grid-template-columns: repeat(2, 1fr); } .radar { grid-template-columns: 1fr; } }

.equity { width: 100%; height: 200px; }
.equity svg { width: 100%; height: 100%; display: block; }

/* K 线图 */
.tabs { display: flex; gap: 6px; }
.tab { padding: 3px 14px; font-size: 12.5px; font-family: var(--mono); }
.tab--on { border-color: var(--accent); color: var(--accent); }
.ohlc { display: flex; gap: 16px; font-family: var(--mono); font-size: 12.5px; color: var(--muted); margin-bottom: 6px; flex-wrap: wrap; }
.ohlc__pair { color: var(--text); font-weight: 700; }
.candles { width: 100%; height: 330px; }
.candles svg { width: 100%; height: 100%; display: block; }

/* 每日盈亏 */
.daily { width: 100%; height: 200px; }
.daily svg { width: 100%; height: 100%; display: block; }

/* 条形统计（出场原因/绩效） */
.bar-row { display: flex; align-items: center; gap: 10px; padding: 5px 0; font-size: 12.5px; }
.bar-row__name { width: 130px; color: var(--muted); font-family: var(--mono); flex-shrink: 0; }
.bar-row__track { flex: 1; height: 12px; background: var(--bg); border-radius: 3px; overflow: hidden; min-width: 60px; }
.bar-row__fill { height: 100%; border-radius: 3px; transition: width .4s; }
.bar--up { background: var(--up); }
.bar--down { background: var(--down); }
.bar-row__val { width: 150px; text-align: right; font-family: var(--mono); flex-shrink: 0; }

/* 雷达价格行 */
.radar__price { display: flex; justify-content: space-between; align-items: baseline; font-family: var(--mono); margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px dashed var(--border); }
.radar__px { font-size: 17px; font-weight: 700; }
.radar__chg { font-size: 11.5px; }

/* 多标签组 */
.tabs-wrap { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.tab--tf { padding: 3px 10px; }

/* 盘口 */
.book__head, .tape__head { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); padding: 0 8px 4px; border-bottom: 1px solid var(--border); }
.tape__head span { flex: 1; }
.book__row { position: relative; display: flex; justify-content: space-between; padding: 2.5px 8px; font-family: var(--mono); font-size: 12px; }
.book__bar { position: absolute; right: 0; top: 0; bottom: 0; z-index: 0; }
.book__row span { position: relative; z-index: 1; }
.book__mid { display: flex; justify-content: space-between; align-items: center; padding: 6px 8px; margin: 3px 0; background: var(--bg); border-radius: 4px; font-family: var(--mono); }
.book__mid b { font-size: 15px; }
.book__mid span { font-size: 11px; color: var(--muted); }

/* 逐笔成交 */
.tape { max-height: 430px; overflow-y: auto; }
.tape__row { display: flex; font-family: var(--mono); font-size: 12px; padding: 2.5px 8px; border-bottom: 1px solid var(--border); }
.tape__row span { flex: 1; }

/* 风控 */
.risk__block { padding: 8px 0; border-bottom: 1px solid var(--border); }
.risk__block:last-child { border-bottom: none; }
.risk__label { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.risk__label--warn { color: var(--warn); font-weight: 600; }
.risk__val { font-family: var(--mono); font-size: 12.5px; margin-top: 4px; }
.risk__val--wrap { white-space: normal; line-height: 1.6; }

/* 回测 KPI 小卡 */
.kpis--bt { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; }
.kpi--bt { padding: 10px 12px; }
.kpi__value--bt { font-size: 17px; }
.subhead { font-size: 13px; color: var(--muted); margin-bottom: 8px; font-weight: 600; }
.ohlc__ema { color: #e3b341; }

/* 性能优化：高频更新区域做渲染隔离，重排/重绘只发生在盒子内部 */
.candles, .daily, .equity, #orderbook, .tape, .radar { contain: layout paint; }

.radar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.radar__card { border: 1px solid var(--border); border-radius: 8px; padding: 12px; background: var(--bg); }
.radar__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.radar__pair { font-weight: 700; font-family: var(--mono); }
.radar__score { font-size: 12px; font-family: var(--mono); color: var(--muted); }
.radar__score.ready { color: var(--up); font-weight: 700; }
.cond { display: flex; justify-content: space-between; font-size: 12.5px; padding: 3px 0; border-top: 1px dashed var(--border); }
.cond:first-of-type { border-top: none; }
.cond__name { color: var(--muted); }
.cond__val { font-family: var(--mono); }
.cond--ok .cond__val { color: var(--down); }
.cond--no .cond__val { color: var(--muted); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 6px 8px; text-align: right; border-bottom: 1px solid var(--border); font-family: var(--mono); }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
.empty { color: var(--muted); text-align: center; padding: 18px 0; font-size: 13px; }

.health { font-size: 13px; }
.health__row { display: flex; justify-content: space-between; padding: 4px 0; border-bottom: 1px dashed var(--border); }
.health__row:last-child { border-bottom: none; }
.health__k { color: var(--muted); }
.health__v { font-family: var(--mono); }
.health__log { margin-top: 8px; background: var(--bg); border-radius: 6px; padding: 8px 10px; font-family: var(--mono); font-size: 11.5px; color: var(--muted); white-space: pre-wrap; word-break: break-all; max-height: 140px; overflow-y: auto; }

.links { display: flex; gap: 18px; justify-content: center; padding: 10px 0 20px; flex-wrap: wrap; }
.links a { color: var(--accent); font-size: 13px; text-decoration: none; }
.links a:hover { text-decoration: underline; }
.disclaimer { color: var(--muted); font-size: 12px; width: 100%; text-align: center; }

/* ---- OKX 实时大字余额/持仓 ---- */
.live-hero { display: flex; gap: 18px; flex-wrap: wrap;
  background: linear-gradient(135deg, rgba(8,153,129,.12), rgba(88,166,255,.07));
  border: 1px solid var(--border); border-radius: 12px; padding: 20px 24px; margin-bottom: 14px; }
.live-hero__bal { flex: 1 1 300px; }
.live-hero__pos { flex: 1 1 430px; }
.lh-label { font-size: 13px; color: var(--muted); }
.lh-label .live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--down); margin-right: 6px; animation: lh-pulse 1.6s infinite; }
@keyframes lh-pulse { 0%,100%{opacity:1} 50%{opacity:.3} }
.lh-value { font-family: var(--mono); font-size: 58px; font-weight: 800; line-height: 1.05; color: var(--down); margin-top: 6px; letter-spacing: .5px; }
.lh-value .u { font-size: 20px; color: var(--muted); font-weight: 600; margin-left: 8px; }
.lh-count { font-family: var(--mono); font-size: 32px; font-weight: 800; color: var(--text); }
.lh-pairs { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 10px 20px; }
.lh-pair { font-size: 15px; white-space: nowrap; }
.lh-pair .sym { font-weight: 700; font-family: var(--mono); font-size: 19px; color: var(--text); }
.lh-pair .amt { color: var(--muted); font-size: 13px; font-family: var(--mono); margin-left: 5px; }
.lh-pair .usd { color: var(--down); font-size: 13px; font-family: var(--mono); margin-left: 5px; }
.lh-pair .frozen { color: #e3b341; font-size: 11.5px; margin-left: 4px; }