:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --up: #22c55e;
  --down: #ef4444;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

header h1 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 600;
}

nav.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

nav.tabs .tab {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 7px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
}

nav.tabs .tab.active {
  background: var(--accent);
  color: #0f172a;
  border-color: transparent;
}

.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.filters input,
.filters select,
.filters button {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 14px;
}

.filters input { min-width: 220px; }

.filters button {
  cursor: pointer;
  background: var(--accent);
  color: #0f172a;
  font-weight: 600;
  border: none;
}

#updated { font-size: 12px; color: var(--muted); }

main {
  padding: 16px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border-radius: 8px;
  overflow: hidden;
}

th, td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  position: sticky;
  top: 0;
  background: var(--panel);
}

tr.sym-row { cursor: pointer; }
tr.sym-row:hover { background: #263449; }

td.num { text-align: right; font-variant-numeric: tabular-nums; }
th.num { text-align: right; }
td.sym { font-weight: 600; color: var(--accent); }

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

.empty { text-align: center; color: var(--muted); padding: 20px; }

#count { color: var(--muted); font-size: 12px; margin: 4px 0 10px; }

#detail { margin-top: 24px; }
#detail h2 { font-size: 16px; margin: 0 0 10px; }

section { margin-bottom: 20px; }
section h3 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0 0 8px;
}

.scroll { max-height: 360px; overflow: auto; border-radius: 8px; }

.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 8px;
}

/* Let tables size to their content and scroll horizontally when they exceed
   the container, instead of overflowing the viewport. */
.scroll table,
.table-scroll table {
  width: max-content;
  min-width: 100%;
}

canvas#chart {
  width: 100%;
  height: 220px;
  background: var(--panel);
  border-radius: 8px;
  display: block;
}

/* Strategy view */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 800px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
}

.card h3 {
  margin: 0 0 12px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.clock { font-size: 28px; font-weight: 700; font-variant-numeric: tabular-nums; }
.clock .muted { font-size: 13px; font-weight: 400; }

.chips, .badges { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }

.chip {
  background: var(--border);
  color: var(--text);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
}
.chip.active { background: #164e63; color: #67e8f9; }
.chip.hot { background: #7f1d1d; color: #fca5a5; }

.badge { padding: 4px 10px; border-radius: 999px; font-size: 12px; }
.badge.on { background: #14532d; color: #86efac; }
.badge.off { background: var(--border); color: var(--muted); }

table.mini { margin-top: 10px; }
table.mini th, table.mini td { padding: 5px 8px; font-size: 12px; }

.risk-label {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 8px;
}
.risk-label.riskon { color: var(--up); }
.risk-label.riskoff { color: var(--down); }
.risk-label.neutral { color: var(--muted); }

.bar {
  height: 10px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin: 6px 0;
}
.bar-fill { height: 100%; border-radius: 999px; }
.bar-fill.riskon { background: var(--up); }
.bar-fill.riskoff { background: var(--down); }
.bar-fill.neutral { background: var(--muted); }

/* Mobile */
@media (max-width: 600px) {
  header { padding: 12px 14px; }
  header h1 { font-size: 16px; margin-bottom: 8px; }
  main { padding: 12px 14px; }
  nav.tabs .tab { padding: 6px 12px; font-size: 13px; }
  .filters { gap: 8px; }
  .filters input { width: 100%; min-width: 0; }
  .filters select { flex: 1 1 auto; }
  .clock { font-size: 22px; }
  h2, h3 { font-size: 14px; }
  td, th { padding: 6px 8px; }
  .login-card { width: 100%; padding: 24px 20px; }
}

/* Help / prose page */
main.prose {
  max-width: 820px;
  line-height: 1.6;
}

.prose h1 { font-size: 24px; margin-top: 32px; }
.prose h2 { font-size: 20px; margin-top: 28px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.prose h3 { font-size: 16px; margin-top: 22px; }
.prose h4 { font-size: 14px; margin-top: 18px; }
.prose p { margin: 10px 0; }
.prose ul, .prose ol { margin: 10px 0; padding-left: 22px; }
.prose li { margin: 4px 0; }
.prose strong { color: var(--text); }
.prose a { color: var(--accent); }
.prose code {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 13px;
}
.prose pre {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  overflow-x: auto;
}
.prose pre code { background: none; border: none; padding: 0; }
.prose table {
  margin: 12px 0;
  min-width: 0;
  width: 100%;
}
.prose table th, .prose table td { white-space: normal; }
.prose blockquote {
  margin: 12px 0;
  padding: 2px 16px;
  border-left: 3px solid var(--accent);
  background: var(--panel);
  border-radius: 0 6px 6px 0;
  color: var(--muted);
}
body.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  width: 360px;
  max-width: 100%;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}

.login-card h1 {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 700;
}

.login-card p {
  margin: 0 0 20px;
}

.login-card label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 14px 0 4px;
}

.login-card input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
}

.login-card input:focus {
  outline: none;
  border-color: var(--accent);
}

.login-card button {
  width: 100%;
  margin-top: 20px;
  padding: 10px 12px;
  background: var(--accent);
  color: #0f172a;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.login-error {
  margin-top: 12px;
  color: var(--down);
  font-size: 13px;
}