:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c2129;
  --muted: #667085;
  --border: #e4e7ec;
  --accent: #2f6fdb;
  --buy: #d92d20;
  --buy-bg: #fdecea;
  --sell: #12805c;
  --sell-bg: #e3f4ea;
  --hold: #667085;
  --hold-bg: #eef0f3;
  --row-hover: #f2f5fa;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1218; --surface: #171b23; --text: #e6e8ec; --muted: #98a2b3; --border: #2a303b;
    --accent: #6b9bff; --buy: #ff6b5e; --buy-bg: #3a1714; --sell: #4cc38a; --sell-bg: #12301f;
    --hold: #98a2b3; --hold-bg: #232833; --row-hover: #1d2330; --shadow: none;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1218; --surface: #171b23; --text: #e6e8ec; --muted: #98a2b3; --border: #2a303b;
  --accent: #6b9bff; --buy: #ff6b5e; --buy-bg: #3a1714; --sell: #4cc38a; --sell-bg: #12301f;
  --hold: #98a2b3; --hold-bg: #232833; --row-hover: #1d2330; --shadow: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 16px; }
.top { background: var(--surface); border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.top-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; padding-bottom: 14px; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 16px; margin: 0; }
h3 { font-size: 13px; margin: 8px 0 0; color: var(--muted); font-weight: 600; }
.sub { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
button.ghost { background: none; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 4px 10px; cursor: pointer; font-size: 15px; }
button.ghost:hover { background: var(--row-hover); }

.banner { background: var(--hold-bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; margin-bottom: 12px; }
.banner.error { background: var(--buy-bg); color: var(--buy); }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; box-shadow: var(--shadow); }
.kpi .label { color: var(--muted); font-size: 12px; }
.kpi .value { font-size: 24px; font-weight: 650; font-variant-numeric: tabular-nums; }
.kpi.buy .value { color: var(--buy); }
.kpi.sell .value { color: var(--sell); }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin-bottom: 16px; box-shadow: var(--shadow); }
.card-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; margin-bottom: 8px; }
.hint { color: var(--muted); font-size: 12px; }
.chart { width: 100%; height: 280px; }
.chart-lg { height: 400px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 20px; }
@media (max-width: 800px) { .grid2 { grid-template-columns: minmax(0, 1fr); } .chart-lg { height: 320px; } }

.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filters select, .filters input[type=search] {
  background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 5px 8px; font: inherit;
}
.filters input[type=search] { width: 140px; }
.check { color: var(--muted); display: inline-flex; gap: 4px; align-items: center; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 7px 8px; border-bottom: 1px solid var(--border); white-space: nowrap; text-align: left; }
th { position: sticky; top: 0; background: var(--surface); color: var(--muted); font-weight: 600; font-size: 12px; cursor: pointer; user-select: none; }
th.sorted::after { content: " ▾"; }
th.sorted.asc::after { content: " ▴"; }
.num { text-align: right; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--row-hover); }
tbody tr.active { background: var(--row-hover); outline: 1px solid var(--accent); }
.code { color: var(--muted); font-size: 12px; margin-left: 4px; }
.tag { display: inline-block; font-size: 11px; color: var(--muted); border: 1px solid var(--border); border-radius: 4px; padding: 0 4px; margin-left: 4px; }
.sig { display: inline-block; border-radius: 999px; padding: 1px 9px; font-size: 12px; font-weight: 600; }
.sig.BUY { color: var(--buy); background: var(--buy-bg); }
.sig.SELL { color: var(--sell); background: var(--sell-bg); }
.sig.HOLD { color: var(--hold); background: var(--hold-bg); }
.sig.CAND { color: var(--buy); background: transparent; box-shadow: inset 0 0 0 1px var(--buy); font-weight: 500; }
.up { color: var(--buy); }   /* 涨红跌绿 */
.down { color: var(--sell); }
.dim { color: var(--muted); }
.foot-note { color: var(--muted); font-size: 12px; margin: 8px 0 0; }

.reasons { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 4px; }
.reasons span { background: var(--hold-bg); border-radius: 6px; padding: 2px 8px; font-size: 12px; }

.log { list-style: none; margin: 0; padding: 0; max-height: 320px; overflow-y: auto; }
.log li { padding: 6px 0; border-bottom: 1px solid var(--border); display: flex; gap: 10px; flex-wrap: wrap; align-items: baseline; }
.log .date { color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.log .why { color: var(--muted); font-size: 12px; }

.rules ul { margin: 4px 0 10px; padding-left: 20px; }
.disclaimer { color: var(--muted); font-size: 12px; margin: 0 0 32px; }