:root{
  --bg:#faf7f0; --card:#fff; --text:#15161a; --sub:#6a6c75; --line:#ece7da; --yellow:#ffd65a; --link:#3a36c9;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;
  background:var(--bg); color:var(--text); line-height:1.9; -webkit-font-smoothing:antialiased;
}
a{color:inherit}
img{display:block;max-width:100%}
.wrap{max-width:900px;margin:0 auto;padding:0 24px}

/* ヘッダー（トップページと同じ、浮かせた帯） */
.top{position:sticky;top:14px;z-index:10;padding:0 24px;margin-top:14px}
.top-in{
  max-width:852px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 10px 0 22px;border-radius:999px;
  background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  box-shadow:0 1px 0 rgba(0,0,0,.04),0 10px 30px rgba(40,30,10,.10);
}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;font-size:1.12rem;letter-spacing:.1em}
.mark{width:26px;height:26px;flex:none}
.nav{display:flex;gap:4px;font-size:.86rem;font-weight:700}
.nav a{text-decoration:none;padding:8px 16px;border-radius:999px}
.nav a:hover{background:#f1ede2}
.nav a.cta{background:var(--text);color:#fff}
.nav a.cta:hover{background:#000}

/* 冒頭: アプリのページは、そのアプリの色のタイル */
.app-bar{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:18px 24px;
  margin-top:44px;padding:34px 38px;border-radius:34px;color:#fff;background:var(--tile);
}
.t-head{display:flex;align-items:center;gap:18px}
.t-head img{width:76px;height:76px;border-radius:22.5%;flex:none;box-shadow:0 0 0 3px rgba(255,255,255,.9),0 12px 24px rgba(0,0,0,.28)}
.app-bar .cat{font-size:.86rem;font-weight:800;letter-spacing:.04em;opacity:.88;line-height:1.5}
.app-bar h1{font-size:clamp(1.55rem,3.8vw,2.15rem);font-weight:900;line-height:1.3}
.app-bar .updated{font-size:.8rem;opacity:.72;margin-top:4px;line-height:1.5}
.btn{
  display:inline-block;text-decoration:none;font-weight:800;font-size:.92rem;
  padding:12px 24px;border-radius:999px;background:#fff;color:#15161a;
  box-shadow:0 8px 20px rgba(0,0,0,.22);transition:transform .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.th-catch{--tile:linear-gradient(135deg,#1f2372 0%,#4533ad 55%,#7a4fd9 100%)}
.th-kotoba{--tile:linear-gradient(180deg,#0e1027 0%,#1c1f42 100%)}
.th-submato{--tile:linear-gradient(180deg,#3b6be7 0%,#3364db 100%)}
.th-tier{--tile:#1e212a}
.th-mekuru{--tile:linear-gradient(180deg,#c8432f 0%,#b23826 100%)}

/* 冒頭: 全アプリ共通のページは、大きな見出し */
.page-head{padding:60px 4px 10px}
.page-head h1{font-size:clamp(1.65rem,4.4vw,2.7rem);font-weight:900;line-height:1.35}
.page-head h1 span{display:inline-block}
.page-head h1 em{font-style:normal;background:linear-gradient(transparent 64%,var(--yellow) 64%)}
.page-head .updated{color:var(--sub);font-size:.85rem;margin-top:12px}
.page-head .lead{margin-top:12px;font-size:.98rem}

/* 白い紙 */
.sheet{
  background:var(--card);border-radius:30px;padding:36px 40px;margin-top:20px;
  box-shadow:0 1px 0 rgba(0,0,0,.03),0 12px 34px rgba(40,30,10,.07);
}
.sheet h2{font-size:1.16rem;font-weight:900;line-height:1.5;margin:32px 0 12px;padding-top:30px;border-top:1.5px solid var(--line)}
.sheet h2:first-child{margin-top:0;padding-top:0;border-top:0}
.sheet p{font-size:.96rem;margin-top:10px}
.sheet > p:first-child{margin-top:0}
.sheet ul{margin:10px 0 0;padding-left:1.35em}
.sheet li{font-size:.96rem}
.sheet a{color:var(--link);text-decoration:none;border-bottom:1px solid rgba(58,54,201,.35);overflow-wrap:anywhere}
.sheet a:hover{border-bottom-color:var(--link)}
.biz{background:var(--bg);border-radius:18px;padding:16px 20px;margin-top:18px;font-size:.95rem}

/* よくある質問 */
.faq > div{padding:20px 0;border-top:1.5px solid var(--line)}
.faq > div:first-child{border-top:0;padding-top:2px}
.faq > div:last-child{padding-bottom:2px}
.faq dt{position:relative;font-weight:800;font-size:1rem;padding-left:22px}
.faq dt::before{content:"";position:absolute;left:0;top:.62em;width:11px;height:11px;border-radius:4px;background:var(--yellow)}
.faq dd{font-size:.95rem;margin:6px 0 0 22px}

/* 項目と内容の表 */
.spec .row{display:grid;grid-template-columns:11em 1fr;column-gap:22px;padding:16px 0;border-top:1.5px solid var(--line)}
.spec .row:first-child{border-top:0;padding-top:2px}
.spec .row:last-child{padding-bottom:2px}
.spec dt{color:var(--sub);font-size:.88rem;font-weight:800}
.spec dd{font-size:.96rem;overflow-wrap:anywhere}
.nb{white-space:nowrap}

/* お問い合わせ（黒いタイル） */
.contact{background:var(--text);color:#fff;border-radius:30px;padding:34px 40px;margin-top:20px}
.contact h2{font-size:1.3rem;font-weight:900}
.contact .mail{font-size:clamp(1.2rem,2.6vw,1.6rem);font-weight:900;margin-top:10px}
.contact .mail a{text-decoration:none;background:linear-gradient(transparent 68%,rgba(255,214,90,.55) 68%)}
.contact p{font-size:.94rem;margin-top:12px}
.contact .txt{opacity:.86}
.contact .who{font-size:.84rem;opacity:.62}

/* ほかのページへ */
.more{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.more a{
  display:inline-block;text-decoration:none;font-weight:800;font-size:.9rem;padding:12px 22px;border-radius:999px;
  background:#fff;box-shadow:0 1px 0 rgba(0,0,0,.03),0 8px 22px rgba(40,30,10,.08);
}
.more a:hover{background:#f1ede2}

/* フッター */
.foot{padding:40px 0 48px;font-size:.8rem;color:var(--sub)}
.foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.foot a{text-decoration:none}
.foot a:hover{color:var(--text)}

@media (max-width:640px){
  .wrap{padding:0 14px}
  .top{padding:0 14px;top:10px;margin-top:10px}
  .top-in{height:50px;padding:0 6px 0 16px}
  .nav a{padding:7px 10px;font-size:.78rem}
  .app-bar{margin-top:30px;padding:26px 22px;border-radius:28px}
  .t-head{gap:14px}
  .t-head img{width:62px;height:62px}
  .page-head{padding:40px 4px 6px}
  .sheet{padding:26px 22px;border-radius:26px}
  .contact{padding:28px 22px;border-radius:26px}
  .spec .row{grid-template-columns:1fr;padding:13px 0}
  .spec dt{font-size:.8rem}
}
@media (prefers-reduced-motion:reduce){ .btn{transition:none} }

/* 追加: 住所の書き方・大きな一言 */
.sheet address{font-style:normal;font-size:.96rem;margin-top:12px}
.sheet .big{font-size:clamp(1.4rem,3.4vw,1.9rem);font-weight:900;line-height:1.5}
.sheet .big + p{margin-top:12px}
.more a small{display:block;font-weight:500;font-size:.76rem;color:var(--sub);line-height:1.5}

/* 追加: 手順の番号つきリスト・注意書きの囲み・長い箇条書き */
.sheet ol{margin:10px 0 0;padding-left:1.5em}
.sheet ol li + li,.sheet.roomy li + li{margin-top:8px}
.note{background:var(--bg);border-radius:18px;padding:16px 20px;margin-top:18px}
.note > p:first-child{margin-top:0}
.contact .txt a{text-underline-offset:.2em}