/* BeMOSS 使い方ガイド（/help/ 配下）の見た目。
   HTMLは scripts/build_help_pages.py が docs/help/help-content.md から生成する。
   読み物として長時間読まれるので、装飾よりも「探しやすさ」と「本文の可読性」を優先する。 */

:root {
  --bg: #07070f;
  --panel: rgba(255,255,255,.04);
  --line: rgba(255,255,255,.1);
  --cyan: #00e5ff;
  --pink: #ff4fa0;
  --purple: #a855f7;
  --text: #eceef6;
  --dim: #a7abc4;
  --jp: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "Hiragino Sans", sans-serif;
  --en: "Orbitron", "M PLUS Rounded 1c", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--jp); background: var(--bg); color: var(--text);
  line-height: 1.95; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: var(--cyan); }
img { max-width: 100%; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 22px; }

/* ヘッダーの見た目は /bemoss/assets/site-nav.css（全ページ共通）にある */

/* ===== パンくず ===== */
.crumbs { font-size: 12px; color: var(--dim); padding: 62px 0 0; }   /* 浮いているロゴを避ける */
.crumbs a { color: var(--dim); text-decoration: none; }
.crumbs a:hover { color: var(--cyan); }
.crumbs span { margin: 0 6px; opacity: .5; }

/* ===== 見出し ===== */
h1 { font-size: clamp(26px, 4.4vw, 38px); font-weight: 900; line-height: 1.4; margin: 14px 0 12px; }
.page-lead { color: var(--dim); font-size: 15px; margin-bottom: 8px; }
.updated { color: #7d819a; font-size: 12px; }
h2 {
  font-size: clamp(19px, 2.6vw, 24px); font-weight: 900; line-height: 1.5;
  margin: 64px 0 14px; padding-left: 14px; border-left: 4px solid var(--pink);
  scroll-margin-top: 74px;
}
h3 { font-size: 16px; font-weight: 900; margin: 28px 0 8px; color: #dfe3f2; }
p { margin: 0 0 1.1em; }
strong { color: #fff; }
ul, ol { margin: 0 0 1.2em; padding-left: 1.4em; }
li { margin: .35em 0; }

/* ===== 本文レイアウト（デスクトップは目次を左に固定） ===== */
.doc { margin-top: 18px; display: grid; grid-template-columns: 216px 1fr; gap: 44px; align-items: start; padding: 0 0 90px; }
.side { position: sticky; top: 76px; font-size: 13px; }
.side-title { font-family: var(--en); font-size: 11px; letter-spacing: .2em; color: var(--dim); margin-bottom: 12px; }
.side ul { list-style: none; margin: 0; padding: 0; }
.side li { margin: 0; break-inside: avoid; }   /* 2段組みのとき項目が段をまたいで割れる */
.side a {
  display: block; padding: 7px 12px; border-radius: 9px; color: #c3c7dc;
  text-decoration: none; border-left: 2px solid transparent; line-height: 1.6;
}
.side a:hover { background: rgba(255,255,255,.05); color: #fff; }
.side a.on { color: var(--cyan); border-left-color: var(--cyan); background: rgba(0,229,255,.07); }
.main { min-width: 0; font-size: 15.5px; }

/* ===== 「開き方」の吹き出し ===== */
.howto {
  display: flex; gap: 12px; align-items: flex-start;
  background: rgba(255,79,160,.09); border: 1px solid rgba(255,79,160,.3);
  border-radius: 14px; padding: 13px 17px; margin: 0 0 18px; font-size: 14.5px;
}
.howto b { color: var(--pink); flex: 0 0 auto; font-size: 13px; letter-spacing: .04em; }
.howto span { color: #e6e8f4; }

/* ===== 画面写真 ===== */
.shots { display: flex; flex-wrap: wrap; gap: 20px; margin: 22px 0 30px; }
figure.shot { flex: 1 1 190px; max-width: 240px; margin: 0; }
figure.shot img {
  display: block; width: 100%; height: auto; border-radius: 18px;
  border: 1px solid rgba(255,255,255,.14); background: #0b0b16;
  box-shadow: 0 14px 34px rgba(0,0,0,.45);
}
figure.shot figcaption { font-size: 12.5px; color: var(--dim); line-height: 1.75; margin-top: 9px; }
.shots.one figure.shot { max-width: 260px; }

/* ===== 手順 ===== */
ol.steps { list-style: none; counter-reset: st; padding: 0; margin: 18px 0 26px; }
ol.steps li {
  counter-increment: st; position: relative; padding: 0 0 0 42px; margin: 0 0 14px; font-size: 15px;
}
ol.steps li::before {
  content: counter(st); position: absolute; left: 0; top: 2px;
  width: 27px; height: 27px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(0,229,255,.14); border: 1px solid rgba(0,229,255,.5);
  color: var(--cyan); font-family: var(--en); font-weight: 700; font-size: 13px;
}

/* ===== 注記・関連 ===== */
.note { font-size: 13.5px; color: var(--dim); border-left: 2px solid var(--line); padding-left: 14px; }
.rel { margin-top: 70px; padding-top: 26px; border-top: 1px solid var(--line); }
.rel-title { font-size: 13px; font-weight: 900; color: var(--dim); margin-bottom: 12px; }
.rel-links { display: flex; flex-wrap: wrap; gap: 10px; }
.rel-links a {
  font-size: 13.5px; font-weight: 800; text-decoration: none; color: #d8dbea;
  border: 1px solid var(--line); border-radius: 999px; padding: 7px 16px; background: var(--panel);
}
.rel-links a:hover { border-color: var(--cyan); color: var(--cyan); }

/* ===== ハブ（トップ） ===== */
.hub-hero { padding: 8px 0 6px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 26px 0 10px; }
.card {
  display: block; text-decoration: none; color: inherit; border-radius: 18px; padding: 22px 22px 20px;
  background: linear-gradient(160deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid var(--line); transition: transform .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--cyan); }
.card .k { font-family: var(--en); font-size: 10.5px; letter-spacing: .2em; color: var(--cyan); }
.card h2 { font-size: 18px; margin: 8px 0 6px; padding: 0; border: none; }
.card p { font-size: 13.5px; color: var(--dim); margin: 0; line-height: 1.85; }
.hub-sec { margin-top: 60px; }
.hub-sec > h2 { margin-top: 0; }

/* ===== FAQ ===== */
.faq details {
  border: 1px solid var(--line); border-radius: 14px; background: var(--panel);
  padding: 4px 20px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 800; padding: 14px 0; font-size: 15px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q "; color: var(--cyan); font-family: var(--en); font-weight: 700; }
.faq details[open] summary { border-bottom: 1px dashed var(--line); }
.faq details p { font-size: 14.5px; color: #d8dbea; margin: 14px 0 16px; }

/* ===== フッター ===== */
footer { padding: 44px 22px 40px; text-align: center; border-top: 1px solid var(--line); background: rgba(0,0,0,.28); }
.foot-logo { font-family: var(--en); font-weight: 900; font-size: 19px; margin-bottom: 14px; }
.foot-logo b { color: var(--cyan); }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: center; font-size: 13px; font-weight: 700; margin-bottom: 16px; }
.foot-links a { color: #cdd1e8; text-decoration: none; }
.foot-links a:hover { color: var(--cyan); }
.foot-note { font-size: 11.5px; color: #7d819a; line-height: 2; }

@media (max-width: 900px) {
  .doc { grid-template-columns: 1fr; gap: 0; }
  .side {
    position: static; margin: 18px 0 8px; padding: 14px 16px;
    background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  }
  .side ul { columns: 2; column-gap: 12px; }
  .side a { padding: 5px 8px; }
  .cards { grid-template-columns: 1fr; }
  h2 { margin-top: 48px; }
  figure.shot { flex: 1 1 44%; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }