:root {
  --bg: #0f1419;
  --panel: #171d26;
  --panel-2: #1e2630;
  --border: #2a3441;
  --text: #e6edf3;
  --muted: #8b97a7;
  --accent: #4c9aff;
  --up: #f0883e;      /* 暖色=强势 */
  --up-strong: #ff7a45;
  --down: #4c9aff;    /* 冷色=弱势 */
  --decoupled: #b96bff;
  --warn: #e3b341;
  --grey: #5a6573;
  --green: #3fb950;
  --red: #f85149;
}

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

header.topbar {
  position: sticky; top: 0; z-index: 30;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 12px 18px;
}
.topbar h1 { font-size: 17px; margin: 0 0 10px; font-weight: 600; }
.topbar h1 .sub { font-size: 12px; color: var(--muted); font-weight: 400; margin-left: 8px; }

.view-tabs { margin: 4px 0 12px; }
.view-tabs button { padding: 8px 18px; font-size: 13px; }

.controls { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end; }
.ctl { display: flex; flex-direction: column; gap: 4px; }
.ctl label { font-size: 11px; color: var(--muted); }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 7px; overflow: hidden; }
.seg button {
  background: var(--panel-2); color: var(--muted); border: none;
  padding: 7px 13px; cursor: pointer; font-size: 13px; transition: .12s;
}
.seg button:hover { color: var(--text); }
.seg button.active { background: var(--accent); color: #fff; font-weight: 600; }
.seg button + button { border-left: 1px solid var(--border); }

select, input[type=number] {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 7px;
  padding: 7px 10px; font-size: 13px; min-width: 88px;
}
input[type=number] { width: 80px; }

button.primary {
  background: var(--accent); color: #fff; border: none; border-radius: 7px;
  padding: 9px 20px; font-size: 14px; font-weight: 600; cursor: pointer;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:disabled { opacity: .55; cursor: default; }

.meta-line { margin-top: 9px; font-size: 12px; color: var(--muted); display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.bench-tag { color: var(--text); }
.bench-tag b { color: var(--accent); }

.filters { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; font-size: 12px; }
.filters label { display: inline-flex; gap: 5px; align-items: center; color: var(--muted); cursor: pointer; }

main { padding: 14px 18px 60px; }

.status-msg { padding: 40px; text-align: center; color: var(--muted); }
.status-msg.error { color: var(--red); }

table { width: 100%; border-collapse: collapse; }
thead th {
  position: sticky; top: var(--topbar-h, 0); z-index: 10; background: var(--panel-2);
  border-bottom: 2px solid var(--border);
  padding: 9px 8px; font-size: 12px; color: var(--muted); font-weight: 600;
  white-space: nowrap; text-align: right;
}
thead th.sortable { cursor: pointer; user-select: none; }
thead th.sortable:hover { color: var(--text); }
thead th.active-sort { color: var(--accent); background: #202d3d; }
thead th.left { text-align: left; }
.sort-arrow { font-size: 10px; margin-left: 2px; }
.info-i {
  display: inline-flex; align-items: center; justify-content: center;
  width: 14px; height: 14px; border-radius: 50%;
  border: 1px solid var(--muted); color: var(--muted);
  font-size: 9px; font-style: italic; margin-left: 4px; cursor: help;
  vertical-align: middle; position: relative;
}
.info-i:hover { border-color: var(--accent); color: var(--accent); }

tbody td { padding: 9px 8px; border-bottom: 1px solid var(--border); text-align: right; white-space: nowrap; }
tbody td.left { text-align: left; }
tbody tr.row:hover { background: var(--panel-2); }
tbody td.active-col { background: rgba(76,154,255,.07); }
thead th.num, tbody td.num { font-variant-numeric: tabular-nums; }

.rank { color: var(--muted); width: 36px; }
.coin-cell { font-weight: 600; }
.badges { display: inline-flex; gap: 5px; margin-left: 7px; }
.badge {
  font-size: 10px; padding: 1px 6px; border-radius: 4px; font-weight: 600;
  vertical-align: middle;
}
.badge.decoupled { background: rgba(185,107,255,.18); color: var(--decoupled); border: 1px solid var(--decoupled); }
.badge.lowcorr { background: rgba(227,179,65,.15); color: var(--warn); border: 1px solid var(--warn); }
.badge.insuff { background: rgba(90,101,115,.2); color: var(--grey); border: 1px solid var(--grey); }
.badge.invalid { background: rgba(90,101,115,.2); color: var(--grey); }

.val-strong { color: var(--up-strong); font-weight: 600; }
.val-up { color: var(--up); }
.val-down { color: var(--down); }
.val-null { color: var(--grey); }
.val-decoupled { color: var(--decoupled); font-weight: 600; }
tr.is-decoupled td.coin-cell { color: var(--decoupled); }
tr.is-insuff { opacity: .55; }
tr.is-lowcorr td.num { /* 数据照常显示 */ }

.spark { width: 80px; height: 26px; vertical-align: middle; }
.expand-btn { cursor: pointer; color: var(--muted); width: 24px; }
.expand-btn:hover { color: var(--text); }

tr.detail td { background: var(--bg); padding: 0; }
.detail-wrap { padding: 12px 18px 16px; }
.detail-wrap h4 { margin: 0 0 8px; font-size: 13px; color: var(--muted); font-weight: 600; }
/* A股 行业标签 + 资料块（简介/主营/概念板块）*/
.ind-tag { margin-left: 8px; font-size: 11px; color: var(--muted); font-weight: 400; }
.ashare-meta { margin: 2px 0 14px; 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); }
.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;
}

table.matrix { width: auto; min-width: 60%; }
table.matrix th, table.matrix td { padding: 5px 12px; font-size: 12px; }
table.matrix thead th { position: static; background: transparent; border-bottom: 1px solid var(--border); }

/* tooltip 浮层 */
#tooltip {
  position: fixed; z-index: 100; max-width: 280px;
  background: #0b1622; color: var(--text);
  border: 1px solid var(--accent); border-radius: 8px;
  padding: 10px 12px; font-size: 12px; line-height: 1.55;
  box-shadow: 0 8px 28px rgba(0,0,0,.5); display: none;
}
#tooltip b { color: var(--accent); }

/* 相对走势网格 */
.trend-legend { display: flex; gap: 18px; flex-wrap: wrap; align-items: center;
  font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.trend-legend .lg-asset { color: var(--up); font-weight: 600; }
.trend-legend .lg-ref { color: var(--grey); font-weight: 600; }
.trend-legend .lg-ref b { color: var(--accent); }
.trend-legend .lg-base { color: var(--muted); }
.trend-legend .lg-note { color: var(--muted); font-weight: 400; }

#trend-table { width: 100%; border-collapse: collapse; }
#trend-table thead th {
  position: sticky; top: var(--topbar-h, 0); z-index: 10;
  background: var(--panel-2); border-bottom: 2px solid var(--border);
  padding: 9px 8px; font-size: 12px; color: var(--muted); font-weight: 600; text-align: center;
}
#trend-table thead th.left { text-align: left; }
#trend-table thead th.sortable { cursor: pointer; user-select: none; }
#trend-table thead th.sortable:hover { color: var(--text); }
#trend-table thead th.active-sort { color: var(--accent); background: #202d3d; }
#trend-table thead th.active-sort .sort-arrow { font-size: 10px; margin-left: 3px; }
#trend-table td.active-col { background: rgba(76,154,255,.07); }
#trend-table td { border-bottom: 1px solid var(--border); padding: 8px; vertical-align: middle; }
#trend-table td.left { text-align: left; }
#trend-table tr:hover { background: var(--panel-2); }
.trend-asset-name { font-weight: 600; font-size: 14px; }
.trend-asset-vol { font-size: 11px; color: var(--muted); margin-top: 2px; }
/* 走势网格标的列：名称 + 行业（紧凑），资料走 ▼ 展开行 */
.trend-name-cell { min-width: 96px; vertical-align: top; }
.trend-ind { font-size: 11px; color: var(--muted); margin-top: 2px; }
.trend-expand { cursor: pointer; color: var(--muted); font-size: 11px; font-weight: 400; }
.trend-expand:hover { color: var(--text); }
/* 展开行：整行铺开显示简介/主营/概念板块，复用 .ashare-meta 样式 */
#trend-table tr.trend-detail td { background: var(--bg); padding: 12px 16px; }
#trend-table td.vol-col, #trend-table th.vol-col { text-align: right; white-space: nowrap; }
#trend-table td.vol-col { color: var(--text); font-variant-numeric: tabular-nums; font-size: 13px; }
.trend-cell { text-align: center; }
.trend-cell .chart { display: block; margin: 0 auto; }
.trend-cell.empty { color: var(--grey); font-size: 12px; }
.trend-caption { font-size: 11px; margin-top: 3px; font-variant-numeric: tabular-nums; }
.trend-caption .a { font-weight: 600; }
.trend-caption .r { color: var(--muted); margin-left: 8px; }
.trend-win-out { font-size: 11px; font-weight: 600; }

footer { color: var(--muted); font-size: 11px; text-align: center; padding: 18px; }

@media (max-width: 720px) {
  thead th, tbody td { padding: 7px 5px; font-size: 12px; }
  .spark { width: 54px; }
  .controls { gap: 10px; }
}