:root {
  --bg: #0b0b0e;
  --bg-soft: #15151c;
  --fg: #ececf0;
  --fg-dim: #a4a4ad;
  --fg-faint: #6d6d75;
  --accent: #c9b389;        /* warm parchment, news-paper-y */
  --rule: rgba(255, 255, 255, 0.08);

  --ok: #6ee7a7;
  --bad: #ef6b6b;
  --maybe: #c9b389;

  --col: 680px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Iowan Old Style', 'Charter', Georgia, ui-serif, serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.layout {
  display: flex;
  align-items: flex-start;
  gap: 56px;
  max-width: 940px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.sidebar {
  position: sticky;
  top: 64px;
  flex: 0 0 168px;
  width: 168px;
}

.content {
  flex: 1 1 auto;
  min-width: 0;
  max-width: var(--col);
}

.section {
  scroll-margin-top: 16px;
}

.brand {
  margin: 0 0 28px;
  font-family: ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.nav a {
  font-family: ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-faint);
  text-decoration: none;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--fg);
  text-decoration: none;
}

.home-link {
  display: inline-block;
  margin-top: 32px;
  font-size: 13px;
  color: var(--fg-faint);
}

.tagline {
  margin: 0;
  color: var(--fg-dim);
  font-size: 14.5px;
  font-style: italic;
}

.section + .section {
  margin-top: 56px;
}

.section h2 {
  margin: 0 0 20px;
  font-family: ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-faint);
}

.empty {
  margin: 0;
  color: var(--fg-faint);
  font-style: italic;
  font-size: 14.5px;
}

/* Headlines */
.headlines,
.predictions {
  margin: 0;
  padding-left: 1.6em;
  list-style: decimal;
}

.headlines li,
.predictions li {
  margin-bottom: 22px;
}

.headline-title {
  font-weight: 600;
  color: var(--fg);
}

.sources {
  display: block;
  margin: 3px 0 0;
  color: var(--fg-faint);
  font-size: 13.5px;
  font-style: italic;
}

.sources a {
  color: inherit;
  text-decoration: none;
}

.sources a:hover,
.sources a:focus-visible {
  color: var(--fg);
  text-decoration: underline;
}

.summary {
  margin: 4px 0 0;
  color: var(--fg-dim);
  font-size: 15px;
}

/* Predictions */
.claim {
  color: var(--fg);
}

.expires,
.confidence {
  color: var(--fg-faint);
  font-size: 13.5px;
  font-style: italic;
}

.rationale {
  margin: 6px 0 0;
  color: var(--fg-dim);
  font-size: 14.5px;
}

/* Past entries */
.record {
  margin: 0 0 28px;
  font-family: ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 15px;
  color: var(--fg);
}

.past-entry {
  margin-bottom: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
}

.past-entry > header time {
  display: block;
  margin-bottom: 14px;
  font-family: ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--fg-faint);
  text-transform: uppercase;
}

.past-headline {
  margin-bottom: 20px;
}

.past-prediction {
  margin: 6px 0 0 18px;
  font-size: 14.5px;
  color: var(--fg-dim);
}

.outcome-yes  { color: var(--ok); }
.outcome-no   { color: var(--bad); }
.outcome-ambiguous { color: var(--maybe); }

/* Running-accuracy sparkline */
.accuracy {
  margin-top: 72px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg-faint);
}

.sparkline {
  flex: 0 1 240px;
  height: 36px;
  color: var(--accent);
}

.accuracy-now {
  color: var(--fg);
  font-weight: 600;
}

@media (max-width: 720px) {
  .layout {
    flex-direction: column;
    gap: 28px;
    padding: 32px 18px 72px;
  }
  .sidebar {
    position: static;
    width: auto;
    flex: none;
  }
  .brand { margin-bottom: 14px; }
  .nav { flex-direction: row; flex-wrap: wrap; gap: 16px; }
  .home-link { margin-top: 20px; }
  body { font-size: 16px; }
}