/* styles.css — 夜班交易研究员 实时仪表盘（暗色量化主题） */
:root {
  --bg: #0b0e14;
  --panel: #121620;
  --panel2: #161b27;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e6e9ef;
  --muted: rgba(230, 233, 239, 0.5);
  --up: #ef4d56;    /* 涨 红 */
  --down: #21ba72;  /* 跌 绿 */
  --gold: #f0b90b;
  --blue: #5b9bd5;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: rgba(11, 14, 20, 0.92);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 26px; }
.topbar h1 { font-size: 17px; margin: 0; font-weight: 650; }
.sub { font-size: 12px; color: var(--muted); }
.controls { display: flex; align-items: center; gap: 10px; }
.clock { font-size: 12px; color: var(--muted); }
.btn {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 7px; padding: 6px 12px; cursor: pointer; font-size: 13px;
}
.btn:hover { border-color: var(--gold); }
.btn.primary { background: var(--gold); color: #10121a; border-color: var(--gold); font-weight: 600; }
.btn.off { opacity: 0.6; }
.sel {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 7px; padding: 6px 8px; font-size: 13px;
}
main { max-width: 1280px; margin: 0 auto; padding: 18px 20px 60px; }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; margin-bottom: 18px;
}
.panel h2 { font-size: 15px; margin: 0 0 14px; font-weight: 650; }
.sub-controls { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.sub-controls .btn { padding: 5px 10px; font-size: 12px; }
.chk { font-size: 12px; color: var(--muted); display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }
.chk input { accent-color: var(--gold); }
.panel h3 { font-size: 14px; margin: 22px 0 10px; }
.panel h4 { font-size: 13px; margin: 16px 0 8px; color: var(--gold); }
.muted { color: var(--muted); font-weight: 400; font-size: 12px; }

/* 快照卡片 */
.snap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.snap {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; min-height: 96px;
}
.snap .name { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.snap .price { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.snap .chg { font-size: 13px; font-variant-numeric: tabular-nums; margin-top: 2px; }
.snap .sub { font-size: 11px; color: var(--muted); margin-top: 6px; }

/* 涨跌色：红涨绿跌 */
.up { color: var(--up); }
.down { color: var(--down); }

/* tabs */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.tab {
  background: var(--panel2); color: var(--muted); border: 1px solid var(--line);
  border-radius: 7px; padding: 5px 12px; cursor: pointer; font-size: 13px;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--gold); color: #10121a; border-color: var(--gold); font-weight: 600; }

/* 图表 */
.chart-wrap { position: relative; width: 100%; background: #0d1018; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.chart-main { display: block; width: 100%; height: 320px; }
.chart-sm { display: block; width: 100%; height: 130px; }
.chart-title { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 880px) { .two-col { grid-template-columns: 1fr; } }

/* 表格 */
.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; margin: 8px 0; }
.tbl th, .tbl td { border: 1px solid var(--line); padding: 7px 9px; text-align: center; }
.tbl th { background: var(--panel2); color: var(--muted); font-weight: 600; }
.tbl td { font-variant-numeric: tabular-nums; }
.tag { display: inline-block; font-size: 10px; padding: 1px 6px; border-radius: 5px; background: rgba(240,185,11,0.15); color: var(--gold); }
.ok { color: var(--down); font-weight: 600; }
.bad { color: var(--up); font-weight: 600; }

/* 网格矩阵表 */
.grid { border-collapse: collapse; font-size: 11.5px; margin: 8px 0; font-variant-numeric: tabular-nums; }
.grid th, .grid td { border: 1px solid var(--line); padding: 5px 7px; text-align: center; }
.grid thead th, .grid tbody th { background: var(--panel2); color: var(--muted); }
.grid td span { display: block; }

/* 提示框 */
.callout {
  background: rgba(240,185,11,0.08); border-left: 3px solid var(--gold);
  padding: 10px 12px; border-radius: 6px; margin: 12px 0; font-size: 12.5px; line-height: 1.6;
}
.callout.bad { background: rgba(239,77,86,0.08); border-left-color: var(--up); }

.footer { max-width: 1280px; margin: 0 auto; padding: 18px 20px; color: var(--muted); font-size: 12px; }
.footer .warn { color: rgba(239,77,86,0.8); }