:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #172033;
  --muted: #667085;
  --line: #d8dee8;
  --blue: #1f4e79;
  --blue-soft: #e8f1f8;
  --red: #c92a2a;
  --green: #087f5b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.topbar {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 22px;
  background: #17365d;
  color: #fff;
}

.topbar.market-up {
  background: #c92a2a;
}

.topbar.market-down {
  background: #087f5b;
}

h1, h2, h3, p {
  margin: 0;
}

h1 {
  font-size: 22px;
  font-weight: 700;
}

.topbar p {
  margin-top: 6px;
  color: #cbd6e2;
  font-size: 12px;
}

button {
  height: 34px;
  border: 1px solid #bdd2e7;
  background: #fff;
  color: #17365d;
  border-radius: 6px;
  padding: 0 14px;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: #edf5ff;
}

.layout {
  padding: 16px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.metric,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric {
  padding: 12px 13px;
}

.metric span {
  color: var(--muted);
  font-size: 12px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
}

.main-grid {
  display: grid;
  grid-template-columns: minmax(580px, 0.9fr) minmax(620px, 1.1fr);
  gap: 12px;
  align-items: stretch;
}

.lower-grid {
  display: grid;
  grid-template-columns: minmax(720px, 1.2fr) minmax(420px, 0.8fr);
  gap: 12px;
  margin-top: 12px;
}

.panel {
  min-height: 0;
  overflow: hidden;
}

.panel-title {
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfe;
}

.panel-title h2 {
  font-size: 15px;
}

.panel-title span {
  color: var(--muted);
  font-size: 12px;
}

.chart-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart-tools select {
  width: 88px;
  height: 28px;
}

.table-wrap {
  overflow: auto;
}

.holdings-panel .table-wrap {
  max-height: 512px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  border-bottom: 1px solid #edf0f4;
  padding: 8px 9px;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  background: var(--blue);
  color: #fff;
  z-index: 1;
  text-align: left;
}

td.num,
th.num {
  text-align: right;
}

tbody tr {
  cursor: pointer;
}

tbody tr:hover,
tbody tr.active {
  background: var(--blue-soft);
}

.pos {
  color: var(--red);
}

.neg {
  color: var(--green);
}

.stock-name {
  font-weight: 700;
}

.stock-name.red {
  color: #dc2626;
}

.stock-name.deep-red {
  color: #8b0000;
  font-weight: 800;
}

.stock-name.green {
  color: #16a34a;
}

.stock-name.deep-green {
  color: #064e3b;
  font-weight: 800;
}

.signal {
  display: inline-flex;
  align-items: center;
  min-width: 78px;
  height: 24px;
  padding: 0 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  justify-content: center;
  background: #eef2f7;
  color: #475467;
}

.signal.watch-buy {
  background: #fff1f2;
  color: #be123c;
}

.signal.buy {
  background: #dc2626;
  color: #fff;
}

.signal.hold-buy {
  background: #f9a8d4;
  color: #831843;
}

.signal.watch-sell {
  background: #ecfdf3;
  color: #047857;
}

.signal.sell {
  background: #16a34a;
  color: #fff;
}

.signal.empty-sell {
  background: #064e3b;
  color: #fff;
}

.chart-box {
  height: 648px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: #fff;
}

.chart-box svg {
  width: 100%;
  height: 100%;
  display: block;
}

.trade-form {
  display: grid;
  grid-template-columns: 128px 180px 84px 92px 92px minmax(140px, 1fr) 92px;
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.cash-flow-form {
  display: grid;
  grid-template-columns: 128px 110px 130px minmax(160px, 1fr) 92px;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfe;
}

.cash-flow-list {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 7px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

input,
select {
  height: 32px;
  border: 1px solid #ccd4df;
  border-radius: 6px;
  padding: 0 8px;
  font-family: inherit;
  font-size: 13px;
}

.trade-table {
  max-height: 230px;
}

.icon-action {
  width: 26px;
  height: 26px;
  border: 1px solid #d9dee7;
  border-radius: 5px;
  background: #fff;
  color: #64748b;
  font-size: 18px;
  line-height: 20px;
  cursor: pointer;
}

.icon-action:hover {
  border-color: #dc2626;
  color: #dc2626;
  background: #fef2f2;
}

.admin-only {
  display: none;
}

body.is-admin .admin-only {
  display: grid;
}

.market-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 12px;
}

.market-columns h3 {
  font-size: 13px;
  margin-bottom: 8px;
}

.market-columns > div {
  min-width: 0;
}

.market-columns ul {
  max-height: 320px;
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-gutter: stable;
}

.us-market {
  padding: 12px 12px 0;
}

.us-market h3 {
  font-size: 13px;
  margin-bottom: 8px;
}

.us-index-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.us-index {
  border: 1px solid #e1e6ee;
  border-radius: 6px;
  padding: 9px;
  background: #fbfcfe;
}

.us-index span,
.us-index small {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.us-index strong {
  display: block;
  margin: 5px 0;
  font-size: 16px;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

li {
  padding: 7px 0;
  border-bottom: 1px solid #edf0f4;
  font-size: 13px;
}

.candidate-stock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  cursor: pointer;
}

.candidate-stock:hover {
  background: var(--blue-soft);
}

.candidate-stock span {
  color: var(--muted);
  font-size: 12px;
}

.notes {
  padding: 0 12px 12px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.broad-market-panel {
  margin-top: 12px;
}

.input-alert {
  display: none;
  margin: 12px 12px 0;
  padding: 10px 12px;
  border: 1px solid #f6c768;
  border-radius: 6px;
  background: #fff8e6;
  color: #8a5a00;
  font-size: 13px;
  line-height: 1.5;
}

.input-alert.show {
  display: block;
}

.broad-market-form {
  display: grid;
  grid-template-columns: 150px 170px 170px 170px 120px;
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.broad-market-chart {
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.broad-market-chart svg {
  width: 100%;
  height: 100%;
  display: block;
}

.broad-market-macd-chart {
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.broad-market-macd-chart svg {
  width: 100%;
  height: 100%;
  display: block;
}

.turnover-chart {
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.turnover-chart svg {
  width: 100%;
  height: 100%;
  display: block;
}

.broad-market-table {
  max-height: 210px;
  overflow-y: auto;
}

.watchlist-panel {
  margin-top: 12px;
}

.watchlist-form {
  display: grid;
  grid-template-columns: minmax(180px, 260px) minmax(160px, 240px) 100px;
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.watchlist-import-form {
  display: grid;
  grid-template-columns: minmax(260px, 420px) 100px minmax(180px, 1fr);
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfe;
}

.watchlist-import-form input[type="file"] {
  min-width: 0;
}

.watchlist-import-form span {
  color: var(--muted);
  font-size: 12px;
}

.watchlist-grid {
  display: grid;
  grid-template-columns: minmax(760px, 1.05fr) minmax(620px, 0.95fr);
  min-height: 648px;
}

.watchlist-list {
  max-height: 690px;
  overflow: auto;
  border-right: 1px solid var(--line);
}

.watch-sector h3 {
  position: sticky;
  top: 33px;
  z-index: 2;
  padding: 7px 10px;
  background: #e9f2ff;
  color: #17365d;
  font-size: 13px;
  border-bottom: 1px solid #cbdcf2;
}

.watch-header,
.watch-row {
  display: grid;
  grid-template-columns: 88px minmax(82px, 1fr) 104px 104px 104px 56px 34px;
  gap: 6px;
  align-items: center;
  padding: 7px 9px;
  border-bottom: 1px solid #edf0f4;
  font-size: 12px;
}

.watch-header {
  position: sticky;
  top: 0;
  z-index: 3;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
}

.watch-row {
  cursor: pointer;
}

.watch-row:hover,
.watch-row.active {
  background: var(--blue-soft);
}

.watch-row .signal {
  min-width: 0;
  width: 100%;
  padding: 0 4px;
}

.watchlist-chart-tools {
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfe;
  font-size: 14px;
}

.watchlist-chart-tools select {
  width: 88px;
  height: 28px;
}

@media (max-width: 1180px) {
  .summary-grid,
  .main-grid,
  .lower-grid {
    grid-template-columns: 1fr;
  }

  .trade-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cash-flow-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .broad-market-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .watchlist-grid {
    grid-template-columns: 1fr;
  }

  .watchlist-list {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 720px) {
  .topbar {
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
  }

  .topbar h1 {
    font-size: 20px;
  }

  .actions {
    display: flex;
    gap: 6px;
  }

  .actions button {
    padding: 0 9px;
    white-space: nowrap;
  }

  .layout {
    padding: 8px;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .metric {
    min-height: 68px;
    padding: 9px;
  }

  .metric strong {
    font-size: 17px;
  }

  .panel-title {
    align-items: flex-start;
    gap: 8px;
  }

  .chart-tools {
    align-items: flex-end;
    flex-direction: column;
  }

  .chart-tools span {
    display: none;
  }

  .chart-box {
    height: 460px;
  }

  .trade-form,
  .cash-flow-form,
  .broad-market-form,
  .watchlist-form,
  .watchlist-import-form {
    grid-template-columns: 1fr;
  }

  .watch-header,
  .watch-row {
    grid-template-columns: 82px 92px 102px 102px 102px 54px 30px;
    min-width: 720px;
  }

  .market-columns {
    grid-template-columns: 1fr;
  }

  .broad-market-chart {
    height: 320px;
  }

  .turnover-chart {
    height: 220px;
  }
}

@media (max-width: 1500px) {
  .summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}