/* Base */
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: #111;
  background: #fff;
}

.container {
  max-width: 850px;
  margin: 0 auto;
  padding: 24px;
}

/* Header */
.hero {
  padding: 10px 0 18px 0;
  border-bottom: 1px solid #e6e6e6;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: #555;
  margin: 0 0 10px 0;
}

.hero h1 {
  font-size: 2.1rem;
  line-height: 1.15;
  margin: 0 0 12px 0;
}

.deck {
  font-size: 1.1rem;
  line-height: 1.5;
  color: #333;
  margin: 0 0 14px 0;
}

.byline, .dateline {
  margin: 0;
  color: #666;
  font-size: 0.95rem;
}

/* Story + sections */
.story, .viz-block, .footer {
  margin: 28px 0;
}

.story h2, .viz-block h2, .footer h2 {
  font-size: 1.35rem;
  margin: 0 0 10px 0;
}

.story p {
  line-height: 1.65;
  margin: 0 0 14px 0;
}

.note {
  padding: 12px 14px;
  background: #fafafa;
  color: #333;
}

/* Viz blocks */
.chatter {
  margin: 0 0 14px 0;
  color: #333;
  line-height: 1.55;
}

.viz-placeholder {
  border: 2px dashed #cfcfcf;
  padding: 18px;
  border-radius: 10px;
  background: #fbfbfb;
}

.source {
  margin: 10px 0 0 0;
  font-size: 0.9rem;
  color: #666;
}

/* Callout */
.callout {
  margin: 18px 0 0 0;
  padding: 14px 16px;
  background: #f6f6f6;
  border-radius: 12px;
}

.callout h3 {
  margin: 0 0 8px 0;
  font-size: 1.05rem;
}

/* Footer */
.footer ul {
  margin: 10px 0 0 18px;
  padding: 0;
  line-height: 1.6;
}

.credits {
  margin: 16px 0 0 0;
  color: #666;
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 600px) {
  .container { padding: 16px; }
  .hero h1 { font-size: 1.7rem; }
  .deck { font-size: 1rem; }
}