/* 魂のAI出版 ブランドサイト
   色：ひよし・ウェブ（hiyosi-web.jp/corp）のオレンジ #f08300 を差し色に、白とごく薄いグレーで構成
   形：CENLEAF のように太いゴシックの見出しと広い余白 */
:root {
  --ink: #1a1a1a;
  --ink-soft: #555;
  --line: #e6e6e6;
  --bg: #ffffff;
  --bg-soft: #f7f6f3;
  --accent: #f08300;
  --accent-soft: #fff4e8;
  --gold: #edb059;
  --wrap: 1080px;
  --read: 680px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: .02em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.read { max-width: var(--read); margin: 0 auto; padding: 0 20px; }

/* 試作の表示 */
.preview-bar {
  background: var(--ink); color: #fff; font-size: 12px; text-align: center; padding: 6px 12px;
}
.tbd {
  display: inline-block; font-size: 11px; line-height: 1.6; font-weight: 700;
  color: #8a5a00; background: #fff1c9; border: 1px dashed #d9a400;
  padding: 0 6px; border-radius: 3px; vertical-align: middle; margin: 0 4px;
}
.tbd-block {
  border: 1px dashed #d9a400; background: #fffaf0; color: #6b5a3a;
  padding: 14px 16px; border-radius: 6px; font-size: 14px; line-height: 1.8;
}

/* ヘッダー */
.site-header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { text-decoration: none; display: flex; align-items: baseline; gap: 10px; }
.brand-name { font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 900; font-size: 20px; letter-spacing: .06em; }
.brand-sub { font-family: "Poppins", sans-serif; font-size: 10px; color: var(--ink-soft); letter-spacing: .12em; display: none; }
.brand-name, .nav-toggle { white-space: nowrap; }
@media (min-width: 600px) { .brand-sub { display: inline; } }
.nav { display: none; gap: 26px; font-size: 14px; font-weight: 500; }
.nav a { text-decoration: none; }
.nav a:hover, .nav a.on { color: var(--accent); }
.nav-toggle { background: none; border: 1px solid var(--ink); border-radius: 6px; font: inherit; font-size: 13px; padding: 4px 12px; cursor: pointer; }
.nav-open .nav {
  display: flex; flex-direction: column; gap: 0; position: absolute; top: 60px; left: 0; right: 0;
  background: #fff; border-bottom: 1px solid var(--line); padding: 8px 20px 16px;
}
.nav-open .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
@media (min-width: 860px) {
  .nav, .nav-open .nav { display: flex; flex-direction: row; position: static; padding: 0; border: 0; gap: 26px; }
  .nav-open .nav a { padding: 0; border: 0; }
  .nav-toggle { display: none; }
}

/* セクション共通（見出しの装飾はこの1種類だけ：英字ラベル＋太字見出し） */
.section { padding: 72px 0; }
.section.soft { background: var(--bg-soft); }
.label {
  font-family: "Poppins", sans-serif; font-size: 12px; font-weight: 600; letter-spacing: .2em;
  color: var(--accent); margin: 0 0 10px; text-transform: uppercase;
}
.h2 {
  font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 900;
  font-size: clamp(24px, 5.4vw, 36px); line-height: 1.45; margin: 0 0 28px; letter-spacing: .04em;
}
.lead { color: var(--ink-soft); margin: 0 0 32px; }
.more { margin-top: 36px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  border: 1px solid var(--ink); border-radius: 999px; padding: 12px 26px; font-weight: 700; font-size: 15px;
  background: #fff; transition: background .2s, color .2s;
}
.btn:hover { background: var(--ink); color: #fff; }
.btn .arrow { font-family: "Poppins", sans-serif; }

/* ファーストビュー */
.hero { padding: 64px 0 72px; background: linear-gradient(180deg, #fff 0%, var(--bg-soft) 100%); text-align: center; }
.hero .label { margin-bottom: 18px; }
.hero h1 {
  font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 900;
  font-size: clamp(28px, 7.4vw, 52px); line-height: 1.5; margin: 0 0 24px; letter-spacing: .04em;
}
.hero h1 .em { color: var(--accent); }
.hero p { color: var(--ink-soft); margin: 0 auto; max-width: 560px; }
.hero-books { display: flex; justify-content: center; align-items: flex-end; margin: 44px auto 0; max-width: 560px; padding: 0 4px; }
.hero-books img {
  width: 34%; max-width: 190px; border-radius: 3px; box-shadow: 0 10px 28px rgba(0,0,0,.18);
  position: relative; transform: rotate(-4deg) translateY(8px); margin-right: -4%;
}
.hero-books img:nth-child(2) { z-index: 2; width: 38%; transform: none; }
.hero-books img:nth-child(3) { transform: rotate(4deg) translateY(8px); margin-right: 0; margin-left: -4%; }

/* 魂のAI出版とは（理念の文章） */
.about-text p { margin: 0 0 1.4em; font-size: 17px; line-height: 2.05; }

/* 魂のAI出版とは */
.check { list-style: none; padding: 0; margin: 0; }
.check li { position: relative; padding: 14px 0 14px 34px; border-bottom: 1px solid var(--line); }
.check li::before { content: "✔"; position: absolute; left: 4px; top: 14px; color: var(--accent); font-weight: 700; }

/* 選ばれる理由・未来（番号つきカード） */
.grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .grid.c2 { grid-template-columns: 1fr 1fr; } .grid.c3 { grid-template-columns: repeat(3, 1fr); } }
.card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 24px 22px; }
.num { font-family: "Poppins", sans-serif; font-weight: 600; font-size: 13px; color: var(--accent); letter-spacing: .12em; }
.card h3 { font-size: 18px; line-height: 1.6; margin: 6px 0 8px; font-weight: 700; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.85; }

/* お客様の声カード */
.voice-card {
  display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: start; text-decoration: none;
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 20px; transition: border-color .2s, box-shadow .2s;
}
.voice-card:hover { border-color: var(--accent); box-shadow: 0 6px 20px rgba(0,0,0,.06); }
.voice-photo img { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; }
.voice-book { margin-top: 10px; }
.voice-book img { width: 64px; margin: 0 auto; border-radius: 2px; box-shadow: 0 3px 10px rgba(0,0,0,.12); }
.voice-meta { font-size: 13px; color: var(--ink-soft); line-height: 1.6; }
.voice-name { font-weight: 700; font-size: 17px; margin: 2px 0 8px; }
.voice-title { font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 700; font-size: 17px; line-height: 1.6; margin: 0 0 8px; }
.voice-result { font-size: 13px; color: #7a4a00; background: var(--accent-soft); border-radius: 6px; padding: 6px 10px; line-height: 1.6; }
.voice-result small { color: var(--ink-soft); }
.read-link { display: inline-block; margin-top: 10px; font-size: 14px; font-weight: 700; color: var(--accent); }

/* 本のカード（受講生・小林靖彦で共通） */
.books { display: grid; gap: 28px 18px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 700px) { .books { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 980px) { .books { grid-template-columns: repeat(4, 1fr); } }
.book { display: flex; flex-direction: column; }
.book-cover { background: var(--bg-soft); border-radius: 6px; padding: 18px; display: flex; align-items: center; justify-content: center; aspect-ratio: 3 / 4; }
.book-cover img { max-height: 100%; width: auto; box-shadow: 0 6px 16px rgba(0,0,0,.16); border-radius: 2px; }
.book-title { font-size: 14px; font-weight: 700; line-height: 1.65; margin: 12px 0 4px;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.book-author { font-size: 13px; color: var(--ink-soft); margin: 0 0 6px; }
.book-intro { font-size: 13px; color: var(--ink-soft); line-height: 1.75; margin: 0 0 8px; }
.book-rank { font-size: 12px; color: #7a4a00; background: var(--accent-soft); border-radius: 6px; padding: 6px 8px; line-height: 1.6; margin: 0 0 8px; }
.book-links { margin-top: auto; display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 13px; font-weight: 700; }
.book-links a { color: var(--accent); text-decoration: none; }
.book-links a:hover { text-decoration: underline; }
.shelf { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (min-width: 700px) { .shelf { grid-template-columns: repeat(6, 1fr); } }
.shelf img { border-radius: 2px; box-shadow: 0 4px 12px rgba(0,0,0,.12); }

/* 運営者 */
.profile { display: grid; gap: 24px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 700px) { .profile { grid-template-columns: 220px 1fr; gap: 40px; } }
.profile-photo img { width: 180px; border-radius: 50%; background: #fff; border: 1px solid var(--line); margin: 0 auto; }
.profile-role { font-size: 13px; color: var(--ink-soft); margin: 0; }
.profile-name { font-size: 24px; font-weight: 700; margin: 2px 0 14px; font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; }
.company { margin-top: 40px; border-top: 1px solid var(--line); padding-top: 24px; font-size: 15px; }
.company dt { font-size: 12px; color: var(--ink-soft); }
.company dd { margin: 0 0 12px; }

/* 一覧ページの見出し */
.page-head { padding: 56px 0 40px; background: var(--bg-soft); }
.page-head .h2 { margin-bottom: 10px; }
.page-head p { margin: 0; color: var(--ink-soft); }
.crumb { font-size: 12px; color: var(--ink-soft); margin-bottom: 18px; }
.crumb a { text-decoration: none; }
.crumb a:hover { color: var(--accent); }

/* インタビュー記事（スマホで長文を読んでも疲れない組み方） */
.article-head { padding: 40px 0 32px; background: var(--bg-soft); }
.article-person { display: flex; gap: 16px; align-items: center; margin-top: 22px; }
.article-person img { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; }
.article-title {
  font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 900;
  font-size: clamp(22px, 6vw, 32px); line-height: 1.55; margin: 6px 0 0; letter-spacing: .03em;
}
.article-body { padding: 40px 0 24px; font-size: 17px; line-height: 2.05; }
.article-body p { margin: 0 0 1.6em; }
.article-body h2 {
  font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 900;
  font-size: 21px; line-height: 1.6; margin: 2.6em 0 1.1em; padding: 14px 0;
  border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line);
}
.article-body h3 { font-size: 18px; margin: 2em 0 .8em; line-height: 1.6; }
.article-body blockquote { margin: 1.6em 0; padding: 4px 0 4px 18px; border-left: 3px solid var(--gold); color: var(--ink-soft); }
.article-body .q { font-weight: 700; color: var(--ink); }
.book-box {
  display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: center;
  border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin: 32px 0; background: #fff;
}
.book-box img { box-shadow: 0 4px 12px rgba(0,0,0,.14); border-radius: 2px; }
.book-box .book-title { -webkit-line-clamp: 4; margin-top: 0; }
.article-nav { border-top: 1px solid var(--line); padding: 32px 0 56px; }

/* フッター */
.site-footer { background: var(--ink); color: #ddd; padding: 48px 0 32px; font-size: 14px; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { color: var(--gold); }
.footer-grid { display: grid; gap: 28px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .footer-grid { grid-template-columns: 1.2fr 1fr; } }
.footer-brand { font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; font-weight: 900; font-size: 20px; color: #fff; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.copyright { margin-top: 36px; font-size: 12px; color: #999; font-family: "Poppins", sans-serif; }