/* 推しゾメのサイト。推し色（ピンク〜紫のパステル）。外部のフォント・画像・スクリプトは使わない。 */
:root {
  --bg: #fff7fb;
  --bg2: #f4efff;
  --card: rgba(255, 255, 255, 0.82);
  --ink: #2c2033;
  --sub: #6d5c78;
  --line: #eadcf2;
  --pink: #f06aa8;
  --purple: #8b6cf0;
  --accent-ink: #b93d7b;
  --grad: linear-gradient(135deg, #ff9ec8 0%, #d9a2f5 50%, #a98bff 100%);
  --soft: linear-gradient(160deg, #ffe4f1 0%, #f1e6ff 100%);
  --radius: 22px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1320;
    --bg2: #1a1530;
    --card: rgba(40, 28, 48, 0.82);
    --ink: #f7eaf4;
    --sub: #c7b3cf;
    --line: #3e2d4a;
    --accent-ink: #ff9ec8;
    --soft: linear-gradient(160deg, #3a1f36 0%, #2a2247 100%);
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Segoe UI", sans-serif;
  line-height: 1.8;
  font-size: 16px;
  min-height: 100vh;
}
a { color: var(--accent-ink); text-underline-offset: 3px; }
a:focus-visible { outline: 3px solid var(--purple); outline-offset: 2px; border-radius: 6px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: var(--card); padding: 8px 12px; border-radius: 10px; z-index: 10; }
.wrap { width: min(880px, 100% - 40px); margin: 0 auto; }

/* ヘッダー */
.site-header { padding: 18px 0; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--ink); text-decoration: none; letter-spacing: .02em; }
.brand img { border-radius: 9px; }
.site-nav { display: flex; gap: 6px 16px; flex-wrap: wrap; font-size: 14px; }
.site-nav a { color: var(--sub); text-decoration: none; padding: 4px 2px; }
.site-nav a[aria-current="page"] { color: var(--ink); font-weight: 700; border-bottom: 2px solid var(--pink); }
.site-nav .lang { border: 1px solid var(--line); border-radius: 999px; padding: 3px 12px; }

/* トップ */
.hero { text-align: center; padding: 36px 0 24px; }
.hero h1 { font-size: clamp(34px, 7vw, 54px); line-height: 1.25; margin: 18px 0 12px; letter-spacing: .02em; }
.hero h1 .ink { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { color: var(--sub); font-size: 17px; margin: 0 auto 26px; max-width: 34em; }
.store { display: inline-flex; flex-direction: column; align-items: center; gap: 2px; padding: 12px 28px; border-radius: 999px; background: var(--ink); color: var(--bg); font-weight: 700; }
.store small { font-weight: 500; opacity: .75; font-size: 12px; }

/* Dynamic Island の見本（CSS だけ） */
.island-demo { display: flex; justify-content: center; margin: 8px 0 4px; }
.island { display: inline-flex; align-items: center; justify-content: space-between; width: 230px; height: 44px; padding: 0 8px; border-radius: 999px; background: #000; box-shadow: 0 10px 30px rgba(139, 108, 240, .28); }
.island .face { width: 30px; height: 30px; border-radius: 50%; background: var(--grad); border: 2px solid #ffb3d5; }
.island .heart { color: #ff8cc0; font-size: 20px; line-height: 1; padding-right: 6px; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin: 36px 0; padding: 0; list-style: none; }
.features li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.features h3 { margin: 0 0 6px; font-size: 17px; }
.features h3::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--grad); margin-right: 8px; vertical-align: 2px; }
.features p { margin: 0; color: var(--sub); font-size: 15px; }

.band { background: var(--soft); border-radius: var(--radius); padding: 24px 26px; margin: 24px 0; }
.band h2 { margin-top: 0; font-size: 20px; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.plan { background: var(--card); border-radius: 16px; padding: 16px 18px; border: 1px solid var(--line); }
.plan b { font-size: 20px; }
.plan ul { margin: 8px 0 0; padding-left: 1.2em; color: var(--sub); font-size: 15px; }

/* 文書のページ */
.page { padding: 8px 0 40px; }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px, 5vw, 44px); }
.doc h1 { font-size: clamp(26px, 5vw, 34px); margin: 0 0 4px; }
.doc .updated { color: var(--sub); font-size: 14px; margin: 0 0 24px; }
.doc h2 { font-size: 19px; margin: 34px 0 8px; padding-left: 12px; border-left: 4px solid var(--pink); }
.doc h3 { font-size: 16px; margin: 22px 0 6px; }
.doc ul, .doc ol { padding-left: 1.3em; }
.doc li { margin: 4px 0; }
.summary { background: var(--soft); border-radius: 16px; padding: 14px 20px; margin: 0 0 8px; }
.summary ul { margin: 6px 0; }
.faq details { border-bottom: 1px solid var(--line); padding: 12px 0; }
.faq summary { cursor: pointer; font-weight: 700; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+"; display: inline-block; width: 1.3em; color: var(--pink); font-weight: 800; }
.faq details[open] summary::before { content: "−"; }
.faq details > *:not(summary) { margin-left: 1.3em; }
.mail { display: inline-block; margin-top: 6px; padding: 10px 20px; border-radius: 999px; background: var(--grad); color: #fff; font-weight: 700; text-decoration: none; }

/* フッター */
.site-footer { padding: 24px 0 40px; color: var(--sub); font-size: 13px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between; }
.site-footer nav { display: flex; gap: 14px; flex-wrap: wrap; }
.site-footer a { color: var(--sub); }

/* Dynamic Island の見本のカウントダウン（トップ） */
.island .timer { color: #ffd1e6; font-weight: 700; font-size: 15px; letter-spacing: .04em; font-variant-numeric: tabular-nums; padding-right: 10px; }

/* 共有されたデザインの受け口（d.html） */
.lang-switch button.lang { font: inherit; font-size: 14px; color: var(--sub); background: none; cursor: pointer; }
.lang-switch button.lang[aria-pressed="true"] { color: var(--ink); font-weight: 700; border-color: var(--pink); }
.lang-switch button.lang:focus-visible { outline: 3px solid var(--purple); outline-offset: 2px; }
.share-card { max-width: 560px; margin: 8px auto 0; text-align: center; }
.share-card[hidden] { display: none; }
.share-icon img { border-radius: 18px; box-shadow: 0 10px 30px rgba(139, 108, 240, .28); }
.share-card h1 { font-size: clamp(22px, 5.4vw, 28px); margin: 14px 0 6px; line-height: 1.4; }
.share-lead { color: var(--sub); margin: 0 0 22px; }
.share-open { display: block; padding: 16px 24px; border-radius: 999px; background: var(--grad); color: #fff; font-weight: 800; font-size: 18px; text-decoration: none; box-shadow: 0 10px 24px rgba(240, 106, 168, .3); }
.share-open[aria-disabled="true"] { opacity: .45; pointer-events: none; }
.share-error { background: var(--soft); border-radius: 14px; padding: 10px 14px; color: var(--accent-ink); font-size: 14px; }
.share-note { background: var(--soft); border-radius: 18px; padding: 18px 20px; margin: 26px 0 16px; }
.share-note h2 { font-size: 16px; margin: 0 0 4px; border-left: 0; padding-left: 0; }
.share-note p { margin: 0 0 14px; color: var(--sub); font-size: 15px; }
.share-note .store { text-decoration: none; }
.share-note .share-small { margin: 12px 0 0; }
.share-small { color: var(--sub); font-size: 13px; line-height: 1.7; margin: 0; }