:root {
  --paper: #F7F5EF;
  --ink: #12141A;
  --market: #3D5AF5;
  --market-deep: #2A41C4;
  --win: #0B7C54;
  --win-deep: #075E40;
  --mist: #E3E0D4;
  --fade: #5B5F6B;
  --max: 720px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: Geist, system-ui, sans-serif;
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 40px 24px 80px; }
.logo {
  font-family: Newsreader, Georgia, serif;
  font-weight: 700;
  font-size: 20px;
  text-decoration: none;
  color: inherit;
}
.logo span { color: var(--market); }
h1 {
  font-family: Newsreader, Georgia, serif;
  font-size: clamp(28px, 4vw, 36px);
  margin: 28px 0 8px;
  letter-spacing: -0.02em;
}
.meta { color: var(--fade); font-size: 13px; margin-bottom: 28px; }
h2 { font-family: Newsreader, Georgia, serif; font-size: 20px; margin: 28px 0 10px; }
p, li { margin-bottom: 12px; color: #12141A; }
ul { padding-left: 1.2em; margin-bottom: 16px; }
a { color: var(--market); }
nav { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.back { font-size: 14px; text-decoration: none; color: var(--fade); }
footer { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--mist); font-size: 13px; color: var(--fade); }