:root {
  --bg: #1e1e2e;
  --bg-surface: #181825;
  --bg-card: #313244;
  --text: #cdd6f4;
  --text-dim: #6c7086;
  --border: #45475a;
  --green: #a6e3a1;
  --red: #f38ba8;
  --blue: #89b4fa;
  --yellow: #f9e2af;
  --accent: #89b4fa;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, 'Helvetica Neue', 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 20px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-right: auto;
  letter-spacing: -0.3px;
}
.nav a { color: var(--text-dim); font-size: 13px; padding: 4px 8px; border-radius: 4px; }
.nav a:hover { color: var(--text); text-decoration: none; background: var(--bg-card); }
.nav a.active { color: var(--text); background: var(--bg-card); }

/* Search box */
.search-box { position: relative; }
.search-box input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 12px;
  width: 200px;
  font-family: inherit;
}
.search-box input::placeholder { color: var(--text-dim); }
.search-box input:focus { outline: none; border-color: var(--accent); }
.search-results {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  max-height: 320px;
  overflow-y: auto;
  width: 340px;
  z-index: 100;
  display: none;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.search-results.show { display: block; }
.search-results .item {
  padding: 8px 12px;
  cursor: pointer;
  display: flex;
  gap: 8px;
  font-size: 12px;
  align-items: center;
}
.search-results .item:hover { background: var(--bg-card); }
.search-results .item .code { color: var(--accent); min-width: 48px; font-weight: 600; }

/* ======= SPLIT LAYOUT (signals page) ======= */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  height: calc(100vh - 45px);
}
.table-panel {
  overflow-y: auto;
  padding: 12px 16px;
  border-right: 1px solid var(--border);
}
.detail-panel {
  overflow-y: auto;
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
}
.detail-panel .empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-size: 13px;
}

@media (max-width: 960px) {
  .split-layout {
    grid-template-columns: 1fr;
    height: auto;
  }
  .table-panel { border-right: none; }
  .detail-panel { min-height: 500px; border-top: 1px solid var(--border); }
}

/* Container (for non-split pages) */
.container { padding: 16px 20px; max-width: 1200px; margin: 0 auto; }

/* Filters */
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 12px;
}
.filters select, .filters input[type="date"], .filters input[type="number"] {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: inherit;
}
.filters select:focus, .filters input:focus { outline: none; border-color: var(--accent); }
.filters label { color: var(--text-dim); font-size: 11px; display: flex; align-items: center; gap: 4px; }

/* Table */
table { width: 100%; border-collapse: collapse; font-size: 12px; }
thead th {
  background: var(--bg-surface);
  padding: 7px 8px;
  text-align: left;
  color: var(--text-dim);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
thead th:hover { color: var(--text); }
thead th.sorted { color: var(--accent); }
thead th.sorted::after { content: ' ▾'; font-size: 9px; }
thead th.sorted.asc::after { content: ' ▴'; }
tbody tr {
  border-bottom: 1px solid rgba(69,71,90,0.4);
  cursor: pointer;
  transition: background 0.08s;
}
tbody tr:hover { background: rgba(49,50,68,0.5); }
tbody tr.selected { background: var(--bg-card); border-left: 2px solid var(--accent); }
td { padding: 6px 8px; white-space: nowrap; }
td.stock-cell { white-space: normal; }
td.stock-cell .stock-code { color: var(--accent); font-weight: 600; }
td.stock-cell .stock-name { color: var(--text-dim); font-size: 11px; margin-left: 6px; }

/* Direction badges */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.badge.bull { background: rgba(166,227,161,0.15); color: var(--green); }
.badge.bear { background: rgba(243,139,168,0.15); color: var(--red); }
.badge.strong { box-shadow: inset 0 0 0 1px currentColor; }

/* Values */
.val-green { color: var(--green); }
.val-red { color: var(--red); }
.val-dim { color: var(--text-dim); }

/* ======= DETAIL PANEL ======= */
.detail-header {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.detail-header h3 {
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.detail-header .stock-link { color: var(--accent); }
.detail-header .close-btn {
  cursor: pointer;
  color: var(--text-dim);
  font-size: 18px;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 4px;
}
.detail-header .close-btn:hover { color: var(--text); background: var(--bg-card); }

#chart-container { height: 320px; }

.period-bar {
  display: flex;
  gap: 4px;
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
}
.period-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 2px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  font-family: inherit;
}
.period-btn:hover { color: var(--text); border-color: var(--text-dim); }
.period-btn.active { color: var(--accent); border-color: var(--accent); background: rgba(137,180,250,0.1); }

/* Signal info card */
.signal-info {
  padding: 12px 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  font-size: 12px;
  border-bottom: 1px solid var(--border);
}
.signal-info .info-row {
  display: flex;
  justify-content: space-between;
}
.signal-info .info-label { color: var(--text-dim); }
.signal-info .info-value { font-weight: 600; }

.signal-info .section-title {
  grid-column: 1 / -1;
  color: var(--text-dim);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
  padding-top: 4px;
  border-top: 1px solid var(--border);
}

.outcomes-row {
  padding: 8px 16px;
  display: flex;
  gap: 16px;
  font-size: 12px;
}
.outcomes-row .outcome-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
.outcomes-row .outcome-label { color: var(--text-dim); font-size: 11px; }

/* Pagination */
.pagination {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 8px;
  padding: 8px 0;
  color: var(--text-dim);
  font-size: 12px;
}
.pagination button {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
}
.pagination button:disabled { opacity: 0.3; cursor: default; }
.pagination button:hover:not(:disabled) { border-color: var(--accent); }

/* Stats cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}
.stat-card .value { font-size: 26px; font-weight: 700; color: var(--accent); }
.stat-card .label { font-size: 11px; color: var(--text-dim); margin-top: 4px; }

/* Section */
.section { margin-bottom: 28px; }
.section h2 {
  font-size: 14px;
  margin-bottom: 12px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

/* Distribution bars */
.dist-bar-container { display: flex; align-items: center; gap: 8px; margin: 4px 0; font-size: 12px; }
.dist-bar-label { min-width: 80px; color: var(--text-dim); text-align: right; }
.dist-bar { height: 20px; border-radius: 3px; min-width: 2px; transition: width 0.3s; }
.dist-bar.bull { background: var(--green); opacity: 0.7; }
.dist-bar.bear { background: var(--red); opacity: 0.7; }
.dist-bar-value { font-size: 11px; color: var(--text-dim); }

/* Status */
.status { text-align: center; padding: 40px; color: var(--text-dim); }
.status.loading::before { content: "Loading..."; }

/* Stock detail header */
.stock-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.stock-header .code { font-size: 22px; font-weight: 700; color: var(--accent); }
.stock-header .name { font-size: 15px; }
.stock-header .meta { color: var(--text-dim); font-size: 12px; }
.stock-header .rps-badge {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
}

/* Chart wrapper */
.chart-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 16px;
}
.chart-wrapper .period-bar { padding: 8px 12px; }
.chart-wrapper #chart-container { height: 420px; }

/* Keyboard hint */
.kbd-hint {
  font-size: 10px;
  color: var(--text-dim);
  padding: 4px 0;
}
.kbd-hint kbd {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 10px;
  font-family: inherit;
}