:root {
  --cream: #fff8e9;
  --paper: #fffdf6;
  --ink: #173f3a;
  --muted: #607268;
  --green: #14715e;
  --red: #d94c39;
  --yellow: #f8bd43;
  --line: rgba(23, 63, 58, 0.16);
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--cream); scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 8%, rgba(248, 189, 67, 0.16) 0 3px, transparent 4px) 0 0 / 42px 42px,
    linear-gradient(145deg, #fffaf0, #f9f0da);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", sans-serif;
  line-height: 1.8;
}
a { color: var(--green); text-underline-offset: 3px; }
a:hover { color: var(--red); }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(960px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--ink); font-weight: 800; text-decoration: none; letter-spacing: .02em; }
.brand b { color: var(--red); }
.game-link {
  padding: 9px 15px;
  border-radius: 999px;
  color: white;
  background: var(--green);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}
main { width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: 64px 0 80px; }
.kicker { margin: 0 0 12px; color: var(--red); font-size: 12px; font-weight: 800; letter-spacing: .16em; }
h1 { margin: 0; font-size: clamp(32px, 6vw, 52px); line-height: 1.25; letter-spacing: -.045em; }
.summary { margin: 24px 0 38px; color: var(--muted); font-size: 17px; }
.article-meta { margin-bottom: 48px; padding-bottom: 20px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
h2 { margin: 52px 0 16px; font-size: clamp(23px, 4vw, 30px); line-height: 1.4; }
h3 { margin: 34px 0 10px; font-size: 19px; }
p, li { font-size: 16px; }
ul, ol { padding-left: 1.5em; }
li + li { margin-top: 8px; }
.key-table { width: 100%; margin: 24px 0; border-collapse: collapse; background: var(--paper); }
.key-table th, .key-table td { padding: 12px 14px; border: 1px solid var(--line); text-align: left; }
.key-table th { color: white; background: var(--green); }
code, kbd { padding: 2px 7px; border: 1px solid var(--line); border-radius: 5px; color: var(--ink); background: white; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.note { margin: 28px 0; padding: 18px 20px; border-left: 5px solid var(--yellow); border-radius: 10px; background: rgba(255, 253, 246, .9); }
.note strong { color: var(--red); }
.source-list { font-size: 14px; }
.cta {
  margin: 56px 0 42px;
  padding: 28px;
  border-radius: 22px;
  color: white;
  background: var(--green);
  box-shadow: 10px 12px 0 rgba(248, 189, 67, .55);
}
.cta h2 { margin: 0 0 8px; color: white; }
.cta p { margin: 0 0 18px; color: rgba(255,255,255,.86); }
.cta a { display: inline-block; padding: 11px 18px; border-radius: 999px; color: var(--ink); background: var(--yellow); font-weight: 800; text-decoration: none; }
.related { padding-top: 28px; border-top: 1px solid var(--line); }
.related h2 { margin-top: 0; font-size: 21px; }
.related ul { padding-left: 1.2em; }
footer { padding: 24px 20px 40px; border-top: 1px solid var(--line); color: var(--muted); text-align: center; font-size: 12px; }
@media (max-width: 560px) {
  .site-header, main { width: min(100% - 24px, 760px); }
  .site-header { min-height: 64px; }
  .brand { font-size: 13px; }
  .game-link { padding: 8px 11px; font-size: 11px; }
  main { padding-top: 42px; }
  .summary { font-size: 15px; }
  .key-table { font-size: 13px; }
  .key-table th, .key-table td { padding: 9px 7px; }
  .cta { padding: 22px; }
}