:root {
  --bg: #f8fafc;
  --fg: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --pos: #16a34a;
  --neg: #dc2626;
  --accent: #2563eb;
  --card: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --fg: #e2e8f0;
    --muted: #94a3b8;
    --border: #1e293b;
    --pos: #4ade80;
    --neg: #f87171;
    --accent: #60a5fa;
    --card: #1e293b;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
    Cantarell, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

h1 {
  font-size: 2.25rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.4rem;
  margin: 2.5rem 0 1rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.05rem;
  margin: 0 0 0.75rem;
}

p {
  margin: 0.5rem 0 1rem;
}

.lede {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

.meta {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}

.note {
  font-size: 0.9rem;
  color: var(--muted);
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--border);
  background: var(--card);
}

a {
  color: var(--accent);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 1rem;
  font-size: 0.94rem;
}

th,
td {
  text-align: left;
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-weight: 600;
  color: var(--muted);
  background: var(--card);
}

td.num,
th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.pos {
  color: var(--pos);
  font-weight: 600;
}

.neg {
  color: var(--neg);
  font-weight: 600;
}

.headline tbody td {
  font-size: 1rem;
}

.headline tbody td.num {
  font-size: 1.05rem;
  font-weight: 600;
}

figure {
  margin: 1rem 0 1.5rem;
}

figure img {
  width: 100%;
  height: auto;
  display: block;
  background: white;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.chart {
  width: 100%;
  height: 460px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  position: relative;
}

@media (max-width: 700px) {
  .chart {
    height: 380px;
  }
}

/* Grid.js table styling override to match site theme */
.trades-table {
  margin-top: 1rem;
}

.trades-table .gridjs-wrapper {
  border-color: var(--border) !important;
  box-shadow: none !important;
  background: var(--card);
}

.trades-table .gridjs-search {
  margin-bottom: 0.5rem;
}

.trades-table .gridjs-search-input {
  background: var(--card);
  color: var(--fg);
  border-color: var(--border);
  width: 280px;
}

.trades-table .gridjs-table {
  font-size: 0.88rem;
}

.trades-table .gridjs-th,
.trades-table .gridjs-td {
  background: var(--card) !important;
  color: var(--fg) !important;
  border-color: var(--border) !important;
}

.trades-table .gridjs-th {
  color: var(--muted) !important;
  font-weight: 600;
  font-size: 0.82rem;
}

.trades-table .gridjs-td {
  padding: 0.4rem 0.6rem !important;
}

.trades-table .gridjs-pagination {
  background: var(--card);
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding: 0.5rem;
}

.trades-table .gridjs-pages button {
  background: var(--card);
  color: var(--fg);
  border-color: var(--border);
}

.trades-table .gridjs-pages button:disabled {
  color: var(--muted);
}

.trades-table .gridjs-summary {
  color: var(--muted);
  font-size: 0.85rem;
}

.muted {
  color: var(--muted);
}

figcaption {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.5rem;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 700px) {
  .grid {
    grid-template-columns: 1fr;
  }
  h1 {
    font-size: 1.6rem;
  }
  main {
    padding: 1.5rem 1rem 2rem;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.2rem;
}

.card ul {
  margin: 0;
  padding-left: 1.1rem;
}

.card li {
  margin-bottom: 0.4rem;
  font-size: 0.93rem;
}

code {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0 0.25rem;
  font-size: 0.88em;
}

ol li,
ul li {
  margin-bottom: 0.4rem;
}

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}