/* なかやすみ website: paper and ink, the app's palette (src/theme.ts). */
:root {
  --paper: #f2ecdf;
  --surface: #faf7f0;
  --ink: #1f1f1f;
  --ink-soft: #6a6157;
  --ai: #1e3a5c;
  --shu: #c0392b;
  --line: #d6cdbc;
  --border-strong: #cfc5b4;
  --on-dark: #f7f2e8;
  --mincho: 'Hiragino Mincho ProN', 'Yu Mincho', 'YuMincho', 'Noto Serif JP', serif;
  --gothic: system-ui, -apple-system, 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', 'Noto Sans JP', 'Meiryo', sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.85 var(--gothic); }
a { color: var(--ai); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--shu); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 16px; }

/* Header: title + language switch */
header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.brand { font: 700 24px/1.2 var(--mincho); letter-spacing: 0.12em; color: var(--ink); text-decoration: none; }
.lang { display: inline-flex; padding: 3px; gap: 2px; border: 1px solid var(--border-strong); border-radius: 10px; background: var(--surface); }
.lang button { font: 500 14px var(--gothic); min-height: 44px; min-width: 80px; padding: 0 12px; border: 0; border-radius: 7px; background: transparent; color: var(--ink-soft); cursor: pointer; }
.lang button[aria-pressed='true'] { background: var(--ink); color: var(--on-dark); font-weight: 700; }

/* Language: show only the chosen one */
html[data-lang='ja'] [lang='en']:not(html),
html[data-lang='en'] [lang='ja']:not(html):not(.keep) { display: none !important; }

main.wrap { padding-top: 32px; padding-bottom: 48px; }
.nb { display: inline-block; }
h1 { font: 700 30px/1.4 var(--mincho); letter-spacing: 0.06em; margin: 0 0 8px; }
h2 { font: 700 20px/1.5 var(--mincho); margin: 40px 0 8px; padding-top: 16px; border-top: 1px solid var(--line); }
h3 { font-size: 16px; margin: 20px 0 4px; }
p, ul { margin: 8px 0; }
ul { padding-left: 1.3em; }
li { margin: 4px 0; }
.muted { color: var(--ink-soft); font-size: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; margin: 16px 0; }
.games { display: grid; gap: 12px; grid-template-columns: 1fr; margin: 24px 0; }
@media (min-width: 560px) { .games { grid-template-columns: 1fr 1fr; } }
.games .card { margin: 0; }
.games h3 { font: 700 18px/1.4 var(--mincho); margin: 0 0 4px; }
.hero { font: 700 18px/1.8 var(--mincho); margin: 8px 0 0; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 8px 0; }
dl.facts dt { color: var(--ink-soft); }
dl.facts dd { margin: 0; }
footer { border-top: 1px solid var(--line); padding: 20px 0 32px; font-size: 14px; color: var(--ink-soft); }
footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
footer a { display: inline-flex; align-items: center; min-height: 44px; }