:root {
  color-scheme: dark;
  --bg: #0f1318;
  --panel: #161d24;
  --panel-2: #1d2630;
  --border: #2b3642;
  --text: #ecf1f6;
  --muted: #9fb0c0;
  --accent: #6da7d9;
  --danger: #c96b6b;
  --warn: #d7aa62;
  --good: #7db581;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", sans-serif;
}
.page {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}
.header, .panel, .summary-card {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 12px;
}
.header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px;
  margin-bottom: 16px;
}
.header h1 { margin: 0 0 8px; font-size: 28px; }
.header p { margin: 0; color: var(--muted); line-height: 1.5; }
.status-box {
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
  align-items: flex-end;
}
.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.summary-card {
  padding: 14px 16px;
}
.summary-card .label { color: var(--muted); font-size: 13px; }
.summary-card .value { display: block; margin-top: 8px; font-size: 24px; font-weight: 700; }
.panel { padding: 18px; margin-bottom: 16px; }
.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}
input, select, button {
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 10px 12px;
}
button {
  cursor: pointer;
  background: #233141;
}
.checkbox-row {
  flex-direction: row;
  align-items: center;
  margin-top: 24px;
}
.status-filter-row, .button-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel-2);
}
#feedback-text { color: var(--muted); align-self: center; }
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  min-width: 1380px;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 14px;
}
th.sortable {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
th.sortable::after {
  content: " ↕";
  color: var(--muted);
  font-size: 12px;
}
th.sortable.active-asc::after {
  content: " ↑";
  color: var(--text);
}
th.sortable.active-desc::after {
  content: " ↓";
  color: var(--text);
}
tbody tr { cursor: pointer; }
tbody tr.selected { background: rgba(109, 167, 217, 0.08); }
.symbol-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.symbol-text {
  font-weight: 600;
  white-space: nowrap;
}
.mobile-status-badge {
  display: none;
  flex-shrink: 0;
}
.badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
}
.badge.surging { color: #a9d7ff; }
.badge.watch { color: #ddd7b0; }
.badge.weakening { color: #f0c087; }
.badge.pullback { color: #f0a3a3; }
.badge.late { color: #cfcfcf; }
.badge.normal { color: #b8c6d4; }
.badge.data_insufficient { color: #caa8d8; }
.detail-grid {
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 16px;
}
.detail-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 12px;
}
.detail-item {
  padding: 10px;
  border-radius: 8px;
  background: var(--panel-2);
}
.detail-item .label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}
.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
#chart-svg {
  display: block;
  width: 100%;
  height: 560px;
  min-height: 560px;
  background: #10161d;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
}
#chart-message { color: var(--muted); margin-bottom: 10px; }
.positive { color: var(--good); }
.negative { color: var(--danger); }
.neutral { color: var(--text); }
@media (max-width: 1280px) {
  .summary-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .filter-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  .header { flex-direction: column; }
  .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .detail-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .page { padding: 14px; }
  .filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mobile-status-badge { display: inline-block; }
  th[data-sort-key="priority"],
  td.status-column {
    display: none;
  }
}