:root {
  --bg: #0e1116;
  --panel: #171c24;
  --panel-2: #1f2630;
  --border: #2a313c;
  --text: #e6e9ee;
  --muted: #8b94a3;
  --accent: #4c9aff;
  --green: #2ecc71;
  --red: #ff5d5d;
  --mean: #4c9aff;
  --median: #f5a623;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
}
header h1 { font-size: 18px; margin: 0; font-weight: 600; }
.header-right { display: flex; align-items: center; gap: 14px; }
.status { color: var(--muted); font-size: 13px; }
.updated { color: var(--muted); font-size: 13px; white-space: nowrap; }
.updated.stale { color: var(--median); }

.btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 14px;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: .5; cursor: default; }

.tabs { display: flex; gap: 4px; padding: 12px 24px 0; }
.tab {
  background: none;
  border: none;
  color: var(--muted);
  padding: 10px 18px;
  cursor: pointer;
  font-size: 15px;
  border-bottom: 2px solid transparent;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); }

.tab-panel { display: none; padding: 20px 24px 60px; }
.tab-panel.active { display: block; }

.controls {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.controls label { display: flex; align-items: center; gap: 8px; color: var(--muted); }
label.block { display: block; margin-bottom: 12px; color: var(--muted); }
select {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 14px;
}

.chk { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); cursor: pointer; }
.chk input { accent-color: var(--accent); }
.tod { display: inline-flex; align-items: center; gap: 8px; }
.tod-dash { color: var(--muted); }
label.disabled { opacity: .4; }

.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.seg button {
  background: var(--panel);
  color: var(--muted);
  border: none;
  padding: 7px 14px;
  cursor: pointer;
}
.seg button.active { background: var(--accent); color: #fff; }
.seg button:disabled { opacity: .4; cursor: not-allowed; }
#market-switch { margin-right: 4px; }

.grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 20px; }
@media (max-width: 1000px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}
.card h2 { font-size: 15px; margin: 0 0 14px; font-weight: 600; }

.table-wrap { overflow-x: auto; max-height: 72vh; overflow-y: auto; }
table { width: 100%; border-collapse: collapse; white-space: nowrap; }
th, td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th {
  position: sticky; top: 0;
  background: var(--panel-2);
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  color: var(--muted);
}
th:hover { color: var(--text); }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
th.sorted { color: var(--accent); }
tbody tr:hover { background: var(--panel-2); }

.tag {
  display: inline-block;
  font-size: 11px;
  padding: 1px 6px;
  margin-left: 6px;
  border-radius: 4px;
  background: rgba(76,154,255,.16);
  color: var(--accent);
}
.pos { color: var(--green); }
.neg { color: var(--red); }
.na { color: var(--muted); }

/* A股 资料展开：▼/▲ 切换 + 整行铺开的简介/主营/概念板块 */
.expand-toggle { cursor: pointer; color: var(--muted); font-size: 11px; margin-left: 6px; user-select: none; }
.expand-toggle:hover { color: var(--text); }
tr.detail-row td { background: var(--bg); padding: 12px 16px; white-space: normal; }
tr.detail-row:hover { background: var(--bg); }
.ashare-meta { font-size: 12px; line-height: 1.65; max-width: 960px; }
.am-row { margin-bottom: 6px; }
.am-label { display: inline-block; min-width: 56px; color: var(--muted); margin-right: 8px; vertical-align: top; }
.am-text { color: var(--text); white-space: normal; }
.concept-badge {
  display: inline-block; background: rgba(76,154,255,.12); color: var(--accent);
  border: 1px solid rgba(76,154,255,.3); border-radius: 4px;
  padding: 1px 7px; margin: 0 6px 6px 0; font-size: 11px;
}

.chart-box { position: relative; height: 360px; }
.legend { display: flex; gap: 18px; margin-bottom: 8px; font-size: 13px; }
.legend .swatch { display: inline-block; width: 12px; height: 12px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.empty { color: var(--muted); text-align: center; padding: 40px 0; }
.hidden { display: none !important; }  /* 强制隐藏：胜过 .controls label{display:flex} 等更高特异性规则 */