:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2230;
  --border: #262d3a;
  --text: #e6edf3;
  --muted: #8b949e;
  --up: #26a17b;
  --down: #e5484d;
  --accent: #4c8dff;
  --c2: #f5a524;
  --c5: #4c8dff;
  --c10: #a371f7;
  --c30: #26a17b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 28px 20px 48px; }

/* ---------- header ---------- */
.top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 20px; flex-wrap: wrap; margin-bottom: 22px;
}
.brand h1 { margin: 0 0 4px; font-size: 22px; letter-spacing: .3px; }
.sub { margin: 0; color: var(--muted); font-size: 13px; }

.status { text-align: right; display: flex; flex-direction: column; gap: 3px; align-items: flex-end; }
.status .row { display: flex; align-items: center; gap: 7px; font-size: 13px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--muted);
  display: inline-block; flex: 0 0 auto;
}
.dot.open { background: var(--up); box-shadow: 0 0 0 3px rgba(38,161,123,.18); }
.dot.closed { background: #6e7681; }
.dot.stale { background: var(--c2); }

#refresh {
  margin-top: 8px; padding: 6px 14px; border-radius: 7px; cursor: pointer;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); font-size: 13px; transition: .15s;
}
#refresh:hover { border-color: var(--accent); color: var(--accent); }
#refresh:disabled { opacity: .5; cursor: default; }

/* ---------- cards ---------- */
.cards {
  display: grid; gap: 14px; margin-bottom: 22px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media (max-width: 860px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 460px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 16px 14px; position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--c5);
}
.card[data-t="2Y"]::before  { background: var(--c2); }
.card[data-t="5Y"]::before  { background: var(--c5); }
.card[data-t="10Y"]::before { background: var(--c10); }
.card[data-t="30Y"]::before { background: var(--c30); }

.card .name { color: var(--muted); font-size: 12.5px; letter-spacing: .4px; }
.card .value { font-size: 30px; font-weight: 600; font-variant-numeric: tabular-nums; margin: 6px 0 2px; }
.card .value .unit { font-size: 16px; font-weight: 400; color: var(--muted); margin-left: 2px; }
.card .chg { font-size: 14px; font-variant-numeric: tabular-nums; }
.card .foot { margin-top: 10px; padding-top: 9px; border-top: 1px solid var(--border); color: var(--muted); font-size: 11.5px; }

.up { color: var(--up); }
.down { color: var(--down); }
.flat { color: var(--muted); }

/* ---------- panels ---------- */
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px 18px; margin-bottom: 20px;
}
.panel-head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px; flex-wrap: wrap; margin-bottom: 14px;
}
.panel-head h2 { margin: 0; font-size: 15px; font-weight: 600; }

/* ---------- table ---------- */
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 10px 12px; text-align: right; white-space: nowrap; }
th {
  color: var(--muted); font-weight: 500; font-size: 12.5px;
  border-bottom: 1px solid var(--border);
}
th.sticky-col, td.sticky-col { text-align: left; position: sticky; left: 0; background: var(--panel); }
tbody tr + tr td { border-top: 1px solid rgba(38,45,58,.65); }
tbody tr:hover td { background: var(--panel-2); }
tbody tr:hover td.sticky-col { background: var(--panel-2); }
td.t-name { font-weight: 600; }
td.cur { color: var(--text); }
td.bp { font-weight: 500; }
td.bp.zero { color: var(--muted); }

/* ---------- ranges / chart ---------- */
.ranges { display: flex; gap: 6px; }
.ranges button {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  border-radius: 7px; padding: 4px 12px; cursor: pointer; font-size: 12.5px; transition: .15s;
}
.ranges button:hover { color: var(--text); }
.ranges button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.legend { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 10px; }
.legend label {
  display: flex; align-items: center; gap: 6px; font-size: 12.5px;
  color: var(--muted); cursor: pointer; user-select: none;
}
.legend input { accent-color: var(--accent); }
.legend .swatch { width: 14px; height: 3px; border-radius: 2px; }
.legend label.off { opacity: .4; }

.chart-box { position: relative; height: 380px; }
@media (max-width: 640px) { .chart-box { height: 280px; } }

/* ---------- SK海力士 价差 ---------- */
.hynix-stat { display: flex; flex-wrap: wrap; gap: 10px 30px; margin-bottom: 14px; }
.hynix-stat .hs { display: flex; align-items: baseline; gap: 8px; }
.hynix-stat .hs-k { color: var(--muted); font-size: 12.5px; }
.hynix-stat .hs-v { font-size: 19px; font-weight: 600; font-variant-numeric: tabular-nums; }
.hynix-stat .hs-c { font-size: 13px; font-variant-numeric: tabular-nums; }
.hynix-stat .hs-live {
  font-size: 11px; color: var(--up); border: 1px solid rgba(38,161,123,.45);
  border-radius: 4px; padding: 1px 6px; margin-left: 2px;
}
@media (max-width: 560px) {
  .hynix-stat { gap: 8px 20px; }
  .hynix-stat .hs-v { font-size: 17px; }
}

/* ---------- ETF 表格 ---------- */
th.sep, td.sep { border-left: 1px solid var(--border); }
.unit-note { margin: 12px 0 0; }
#etf-table td.bp { font-size: 14.5px; }

/* ---------- 宁德时代 结论卡片 ---------- */
.verdict {
  background: var(--panel-2); border: 1px solid var(--border);
  border-left: 4px solid var(--muted); border-radius: 12px;
  padding: 20px 22px;
}
.verdict.v-no   { border-left-color: var(--down); }
.verdict.v-wait { border-left-color: #d29922; }
.verdict.v-try  { border-left-color: #d29922; }
.verdict.v-ok   { border-left-color: var(--up); }

.verdict .v-label { font-size: 32px; font-weight: 700; letter-spacing: 2px; line-height: 1.2; }
.verdict.v-no   .v-label { color: var(--down); }
.verdict.v-wait .v-label { color: #d29922; }
.verdict.v-try  .v-label { color: #d29922; }
.verdict.v-ok   .v-label { color: var(--up); }

.verdict .v-price {
  font-size: 20px; font-variant-numeric: tabular-nums; margin: 10px 0 18px;
}
.verdict .v-price .unit { font-size: 14px; color: var(--muted); margin-right: 12px; }
.verdict .v-price .up, .verdict .v-price .down { font-size: 16px; }

.verdict .v-rows {
  display: grid; grid-template-columns: auto minmax(0, 1fr);
  gap: 9px 18px; margin: 0; padding-top: 15px;
  border-top: 1px solid var(--border);
}
.verdict .v-rows dt { color: var(--muted); font-size: 13px; white-space: nowrap; }
.verdict .v-rows dd { margin: 0; font-size: 14.5px; line-height: 1.5; }

/* 个股: 一格一只, 两列排 */
.stocks-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.stocks-grid .verdict { padding: 16px 18px; }
.stocks-grid .verdict .v-label { font-size: 25px; letter-spacing: 1px; }
.stocks-grid .verdict .v-price { font-size: 17px; margin: 8px 0 14px; }

.verdict .v-name { font-size: 13.5px; color: var(--muted); margin-bottom: 9px; }
.verdict .v-name .tag {
  font-size: 11px; color: var(--muted); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 6px; margin-left: 7px; vertical-align: 1px;
}

@media (max-width: 760px) {
  .stocks-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .verdict .v-label { font-size: 26px; }
  .verdict .v-rows { grid-template-columns: 1fr; gap: 2px 0; }
  .verdict .v-rows dd { margin-bottom: 8px; }
}

/* ---------- misc ---------- */
.error {
  background: rgba(229,72,77,.12); border: 1px solid rgba(229,72,77,.4);
  color: #ff9a9d; border-radius: 10px; padding: 12px 14px; margin-bottom: 18px; font-size: 13px;
}
.hidden { display: none; }
footer { margin-top: 26px; padding-top: 16px; border-top: 1px solid var(--border); line-height: 1.7; }