:root {
  --paper: #F7F3EE;
  --ink: #1A1613;
  --sub: #6F675F;
  --accent: #F2661F;
  --link: #C9460A;
  --line: #E6DFD6;
  --card: #FFFFFF;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  font-feature-settings: "palt" 1;
  letter-spacing: 0.02em;
}

a { color: var(--link); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

.wrap { max-width: 680px; margin: 0 auto; padding: 0 16px; }

/* header */
.site-header { padding: 20px 0; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand img { width: 26px; height: auto; display: block; }
.wordmark { font-family: "Baloo 2", sans-serif; font-weight: 500; font-size: 24px; letter-spacing: 0; line-height: 1; padding-top: 4px; }
.site-nav { display: flex; gap: 18px; font-size: 14px; }
.site-nav a { color: var(--sub); text-decoration: none; white-space: nowrap; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

/* main */
main { padding: 32px 0 64px; }
h1 { font-size: 28px; line-height: 1.45; margin: 0 0 8px; font-weight: 700; letter-spacing: 0.01em; }
h2 { font-size: 19px; line-height: 1.5; margin: 44px 0 10px; font-weight: 700; }
h3 { font-size: 16px; margin: 28px 0 6px; font-weight: 700; }
p { margin: 0 0 14px; }
ul, ol { margin: 0 0 14px; padding-left: 1.4em; }
li { margin: 4px 0; }
.lead { color: var(--sub); margin-bottom: 28px; }
.muted { color: var(--sub); font-size: 14px; }

.draft {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--card);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--sub);
  margin: 0 0 32px;
}

/* top page */
.hero { text-align: center; padding: 40px 0 8px; }
.hero img { width: 96px; height: auto; display: block; margin: 0 auto 20px; }
.hero .wordmark { font-size: 44px; display: block; margin-bottom: 14px; }
.hero p { font-size: 18px; margin: 0 auto; max-width: 30em; }
.store { display: inline-block; margin-top: 28px; padding: 10px 20px; border: 1px solid var(--line); border-radius: 999px; color: var(--sub); font-size: 14px; background: var(--card); }

.links { list-style: none; padding: 0; margin: 48px 0 0; border-top: 1px solid var(--line); }
.links li { margin: 0; border-bottom: 1px solid var(--line); }
.links a { display: flex; justify-content: space-between; align-items: center; padding: 16px 4px; color: var(--ink); text-decoration: none; }
.links a::after { content: "›"; color: var(--sub); font-size: 20px; line-height: 1; }
.links a:hover { color: var(--link); }

/* faq */
.faq h2 { margin-top: 40px; }
.faq dl { margin: 0; }
.faq dt { font-weight: 700; margin-top: 22px; }
.faq dd { margin: 4px 0 0; }

/* panels */
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 20px; margin: 24px 0; }
.panel p:last-child { margin-bottom: 0; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 13px; color: var(--sub); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 8px; }
.site-footer a { color: var(--sub); text-decoration: none; }
.site-footer a:hover { color: var(--ink); }

@media (max-width: 480px) {
  h1 { font-size: 24px; }
  .site-nav { gap: 12px; font-size: 13px; }
  .brand img { width: 22px; }
  .wordmark { font-size: 21px; }
  .hero .wordmark { font-size: 38px; }
  .hero p { font-size: 16px; }
}