/* ツリーかざろう 公式ページ 共通スタイル */
:root {
  --bg: #f5efe4;
  --card: #fffdf8;
  --text: #3a2e28;
  --muted: #7d6e63;
  --accent: #8e2f3a;
  --gold: #b8964f;
  --soft: #f3e7d6;
  --border: #e3d6c2;
  --link: #8e2f3a;
  --night: #1d2a4a;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1b1714;
    --card: #26201c;
    --text: #f2e9dc;
    --muted: #b9aa98;
    --accent: #e08a95;
    --gold: #d9b874;
    --soft: #332a24;
    --border: #43382f;
    --link: #f0a3ad;
    --night: #121a30;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 16px;
  line-height: 1.85;
}
h1, h2, h3, .serif { font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif; }
main { max-width: 820px; margin: 0 auto; padding: 24px 16px 56px; }
a { color: var(--link); word-break: break-word; }
.topnav { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px 18px; font-size: 14px; margin: 0 0 18px; }
.topnav a { text-decoration: none; }
.topnav a:hover { text-decoration: underline; }
header.page {
  text-align: center;
  padding: 28px 18px 22px;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 6px solid var(--accent);
  border-radius: 18px;
  margin-bottom: 18px;
}
header.page .app { font-size: 14px; color: var(--muted); margin: 0 0 2px; }
.eyebrow { font-size: 11px; letter-spacing: .25em; color: var(--gold); margin: 0 0 4px; }
h1 { font-size: 26px; margin: 0; line-height: 1.4; }
.lead { margin: 14px 0 0; font-size: 15px; text-align: left; }
section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 18px 8px;
  margin-bottom: 14px;
}
h2 {
  font-size: 19px;
  margin: 0 0 10px;
  padding-left: 10px;
  border-left: 5px solid var(--accent);
  line-height: 1.5;
}
.en h2 { border-left-color: var(--gold); }
p, ul, ol { margin: 0 0 12px; }
ul, ol { padding-left: 1.4em; }
li { margin-bottom: 4px; }
.note { background: var(--soft); border-radius: 10px; padding: 10px 12px; font-size: 15px; }
.divider { text-align: center; color: var(--muted); margin: 36px 0 20px; font-size: 14px; }
footer { text-align: center; font-size: 13px; color: var(--muted); margin-top: 28px; }

/* ホーム */
.hero {
  text-align: center;
  background: var(--night);
  color: #f5efe4;
  border-radius: 22px;
  padding: 34px 18px 26px;
  margin-bottom: 18px;
  position: relative;
  overflow: hidden;
}
.hero .eyebrow { color: #d9b874; }
.hero h1 { font-size: 34px; color: #fff8ec; }
.hero p { margin: 10px auto 0; max-width: 560px; font-size: 15px; color: #e9dfcf; }
.hero .star { font-size: 30px; color: #e8c77a; line-height: 1; }
.badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.badge { display: inline-block; font-size: 13px; padding: 4px 12px; border-radius: 999px; background: rgba(255, 248, 236, .12); border: 1px solid rgba(255, 248, 236, .3); }
.store {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 24px;
  border-radius: 12px;
  background: #fff8ec;
  color: #3a2e28;
  font-weight: bold;
  text-decoration: none;
}
.store + .store {
  margin-left: 10px;
}
.shots { display: grid; grid-template-columns: 1fr; gap: 14px; margin: 0 0 14px; }
@media (min-width: 640px) { .shots { grid-template-columns: 1fr 1fr; } }
figure { margin: 0; background: var(--card); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; }
figure img { display: block; width: 100%; height: auto; }
figcaption { font-size: 14px; padding: 8px 12px 10px; color: var(--muted); }
.features { display: grid; grid-template-columns: 1fr; gap: 10px; padding: 0; list-style: none; }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; } }
.features li { background: var(--soft); border-radius: 12px; padding: 10px 14px; margin: 0; }
.features strong { display: block; font-family: "Zen Old Mincho", serif; font-size: 16px; }
dl.faq dt { font-weight: bold; margin-top: 10px; }
dl.faq dd { margin: 2px 0 10px; }