:root {
  --bg: #fafaf7;
  --fg: #1f2a24;
  --muted: #5d6b63;
  --accent: #1d6b52;
  --line: #dfe5df;
  --card: #ffffff;
  --btn-bg: #1d6b52;
  --btn-fg: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141a17;
    --fg: #e6ece8;
    --muted: #9babA2;
    --accent: #5fc9a3;
    --line: #2a3530;
    --card: #1b2420;
    --btn-bg: #5fc9a3;
    --btn-fg: #141a17;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, "Hiragino Sans", "Noto Sans JP", "Yu Gothic", sans-serif;
  line-height: 1.85;
  font-size: 17px;
}
header, main, footer { max-width: 720px; margin: 0 auto; padding: 0 16px; }
header { padding-top: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
header a.site { color: var(--fg); font-weight: 700; font-size: 20px; text-decoration: none; }
header p { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
main { padding-top: 24px; padding-bottom: 40px; }
h1 { font-size: 26px; line-height: 1.4; margin: 0 0 8px; }
h2 { font-size: 21px; margin: 36px 0 8px; padding-left: 10px; border-left: 4px solid var(--accent); }
a { color: var(--accent); }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.note { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; font-size: 15px; }
table { width: 100%; border-collapse: collapse; background: var(--card); font-size: 16px; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: center; }
th { background: rgba(29, 107, 82, 0.1); border-bottom: 2px solid var(--accent); }
td:first-child, th:first-child { text-align: left; }
ul.articles { list-style: none; padding: 0; }
ul.articles li { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; margin-bottom: 10px; }
ul.articles a { font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
ul.articles span { display: block; color: var(--muted); font-size: 14px; }
footer { padding-top: 16px; padding-bottom: 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); }

.tame { margin: 16px 0; padding: 10px 14px; border-left: 4px solid var(--accent); background: var(--card); border-radius: 0 8px 8px 0; font-size: 16px; display: flex; gap: 12px; align-items: center; }
.tame img { width: 56px; height: auto; flex: none; }
.tame b { color: var(--accent); }
.hero { display: flex; gap: 20px; align-items: center; }
.hero img { width: 150px; height: auto; flex: none; }
.hero h1 { margin: 0 0 8px; }
.about-img { float: right; width: 130px; height: auto; margin: 0 0 8px 12px; }
@media (max-width: 480px) { .hero { flex-direction: column; align-items: flex-start; } .hero img { width: 96px; } }

.shop-box { margin: 24px 0; padding: 14px 16px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); }
.shop-label { margin: 0 0 8px; font-size: 13px; color: var(--muted); }
.shop-box p { margin: 0 0 10px; }
.shop-box p:last-child { margin-bottom: 0; }
.shop-box a { display: flex; align-items: center; min-height: 48px; padding: 8px 16px; border-radius: 8px; background: var(--btn-bg); color: var(--btn-fg); font-weight: 700; text-decoration: none; }
.shop-box .shop-note { font-size: 14px; color: var(--muted); }