@charset "UTF-8";

/* =========================================================
   fujiyama.com  共通スタイルシート
   経営ナレッジの資産化
   設計方針：モバイルファースト / 50〜60代に配慮した大きめ文字
   ========================================================= */

/* ---------- デザイントークン ---------- */
:root {
  --color-bg:        #fbfaf7;   /* 温かみのあるオフホワイト */
  --color-surface:   #ffffff;
  --color-surface-2: #f3f1ec;  /* 薄いベージュ面 */
  --color-ink:       #25303a;   /* 本文（やや青みのある墨色） */
  --color-ink-soft:  #51606c;
  --color-primary:   #173a5e;   /* 藍／富士の深い青 */
  --color-primary-d: #102a45;
  --color-accent:    #c2883b;   /* 落ち着いた金（差し色） */
  --color-accent-d:  #a06f2b;
  --color-line:      #e2ddd3;
  --color-line-2:    #d4cdbe;

  --radius:    14px;
  --radius-sm: 9px;
  --shadow:    0 6px 24px rgba(23, 58, 94, 0.08);
  --shadow-lg: 0 14px 40px rgba(23, 58, 94, 0.14);

  --maxw:       1080px;
  --maxw-prose: 760px;

  --font-sans: "Noto Sans JP", -apple-system, "Hiragino Kaku Gothic ProN",
               "Hiragino Sans", Meiryo, system-ui, sans-serif;
  --font-serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho",
                "YuMincho", serif;
}

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
@media (min-width: 768px) { body { font-size: 18px; } }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.5; font-weight: 700; }
ul { padding-left: 1.2em; }

/* ---------- レイアウト共通 ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }
.prose { max-width: var(--maxw-prose); margin-inline: auto; }
.section { padding-block: 28px; }
@media (min-width: 768px) { .section { padding-block: 44px; } }
.section--tint { background: var(--color-surface-2); }
.section--primary { background: var(--color-primary); color: #fff; }
.section--primary h2 { color: #fff; }

.section-head { text-align: center; margin-bottom: 38px; }
.section-head .eyebrow {
  display: inline-block; font-size: .8rem; letter-spacing: .18em;
  color: var(--color-accent-d); font-weight: 700; margin-bottom: 12px;
}
h2.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 4.4vw, 2.05rem);
  color: var(--color-primary);
  margin: 0;
}
.section--primary h2.section-title { color: #fff; }

.lead {
  font-size: 1.06rem;
  color: var(--color-ink-soft);
  max-width: var(--maxw-prose);
  margin-inline: auto;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--font-sans); font-weight: 700; font-size: 1rem;
  line-height: 1.4; text-align: center;
  padding: 15px 28px; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: all .2s ease; text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow); }
.btn--primary:hover { background: var(--color-primary-d); color: #fff; }
.btn--accent { background: var(--color-accent); color: #fff; box-shadow: var(--shadow); }
.btn--accent:hover { background: var(--color-accent-d); color: #fff; }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-line-2); }
.btn--outline:hover { border-color: var(--color-primary); background: rgba(23,58,94,.04); color: var(--color-primary); }
.btn--ghost-light { background: rgba(255,255,255,.12); color:#fff; border-color: rgba(255,255,255,.55); }
.btn--ghost-light:hover { background:#fff; color: var(--color-primary); }
.btn--lg { font-size: 1.1rem; padding: 18px 36px; }
.btn-row { display:flex; flex-wrap:wrap; gap:14px; }
.btn-row--center { justify-content:center; }

/* ---------- ヘッダー / ナビ ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251,250,247,.92);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--color-line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-family: var(--font-serif); font-weight: 700; font-size: 1.25rem; color: var(--color-primary); letter-spacing: .01em; }
.logo:hover { text-decoration: none; }
.logo span { color: var(--color-accent); }

.nav-desktop { display: none; }
@media (min-width: 980px) {
  .nav-desktop { display: flex; align-items: center; gap: 12px; }
  .nav-desktop a { font-size: .9rem; font-weight: 500; color: var(--color-ink); }
  /* テキストメニューは横幅を揃え、長い項目は2行・「ブログ」は1行で表示 */
  .nav-desktop a:not(.btn) { width: 7em; text-align: center; line-height: 1.4; }
  .nav-desktop a:hover { color: var(--color-primary); text-decoration: none; }
  .nav-desktop a.is-current { color: var(--color-primary); font-weight: 700; border-bottom: 2px solid var(--color-accent); padding-bottom: 2px; }
  .nav-desktop .btn { padding: 9px 18px; font-size: .9rem; }
  /* お問い合わせボタン：濃紺背景に白文字で視認性を確保 */
  .nav-desktop a.btn--primary { color: #fff; }
  .nav-desktop a.btn--primary:hover { color: #fff; }
}

/* ハンバーガー */
.nav-toggle {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 46px; height: 46px; padding: 10px; border: none; background: transparent; cursor: pointer;
}
@media (min-width: 980px) { .nav-toggle { display: none; } }
.nav-toggle span { display: block; height: 2px; width: 100%; background: var(--color-primary); border-radius: 2px; transition: transform .25s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* モバイルメニュー（ドロワー） */
.nav-mobile {
  position: fixed; inset: 64px 0 auto 0; z-index: 99;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
  box-shadow: var(--shadow-lg);
  max-height: calc(100vh - 64px); overflow-y: auto;
  transform: translateY(-12px); opacity: 0; visibility: hidden;
  transition: opacity .22s ease, transform .22s ease, visibility .22s;
}
.nav-mobile.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
.nav-mobile ul { list-style: none; margin: 0; padding: 8px 0 18px; }
.nav-mobile li { border-bottom: 1px solid var(--color-line); }
.nav-mobile li:last-child { border-bottom: none; }
.nav-mobile a { display: block; padding: 16px 24px; font-size: 1.05rem; color: var(--color-ink); }
.nav-mobile a:hover, .nav-mobile a.is-current { background: var(--color-surface-2); color: var(--color-primary); text-decoration: none; }
.nav-mobile .menu-cta { padding: 16px 24px; }
.nav-mobile .menu-cta .btn { display: flex; justify-content: center; }
.nav-backdrop {
  position: fixed; inset: 0; z-index: 98; background: rgba(16,42,69,.3);
  opacity: 0; visibility: hidden; transition: opacity .22s, visibility .22s;
}
.nav-backdrop.is-open { opacity: 1; visibility: visible; }
@media (min-width: 980px) { .nav-mobile, .nav-backdrop { display: none; } }

/* ---------- HERO（トップ） ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: linear-gradient(135deg, #102a45 0%, #173a5e 48%, #1f4e76 100%);
}
.hero::before {
  /* 富士の稜線を想起させる控えめな装飾 */
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 46%;
  background:
    radial-gradient(120% 150% at 50% 100%, rgba(255,255,255,.08) 0%, transparent 60%),
    linear-gradient(180deg, transparent, rgba(16,42,69,.45));
  clip-path: polygon(0 100%, 38% 30%, 50% 18%, 62% 30%, 100% 100%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 22px 22px; opacity: .5; pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; padding-block: 38px 48px; max-width: 920px; margin-inline: auto; }
@media (min-width:768px){ .hero-inner{ padding-block: 56px 64px; } }
.hero .eyebrow {
  display: inline-block; font-size: .85rem; letter-spacing: .12em;
  color: #e8d4ad; margin-bottom: 22px; font-weight: 500;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 6.6vw, 3.1rem);
  line-height: 1.45; margin: 0 0 24px; letter-spacing: .01em;
}
.hero .hero-sub {
  font-size: clamp(1rem, 2.6vw, 1.18rem);
  color: rgba(255,255,255,.9); max-width: 640px; line-height: 1.95; margin: 0;
}

/* ---------- 汎用：カード / グリッド ---------- */
.card {
  background: var(--color-surface); border: 1px solid var(--color-line);
  border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow);
}
.grid { display: grid; gap: 20px; }
@media (min-width:700px){ .grid--2 { grid-template-columns: repeat(2,1fr); } }
@media (min-width:860px){ .grid--3 { grid-template-columns: repeat(3,1fr); } }

/* ---------- チェックリスト（悩み7項目） ---------- */
.checklist { list-style: none; padding: 0; margin: 0 auto; max-width: var(--maxw-prose); display: grid; gap: 12px; }
.checklist li {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--color-surface); border: 1px solid var(--color-line);
  border-radius: var(--radius-sm); padding: 16px 18px; box-shadow: var(--shadow);
  font-size: 1.04rem;
}
.checklist .check {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  background: var(--color-primary); color: #fff; display: grid; place-items: center;
  font-size: .8rem; margin-top: 2px;
}
.section--primary .checklist li { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.18); color:#fff; }
.section--primary .checklist .check { background: var(--color-accent); }

/* ---------- ステップ（3ステップ） ---------- */
.steps { display: grid; gap: 20px; counter-reset: step; max-width: var(--maxw-prose); margin-inline: auto; }
@media (min-width:860px){ .steps { grid-template-columns: repeat(3,1fr); } }
.step { background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius); padding: 30px 24px; box-shadow: var(--shadow); text-align: center; position: relative; }
.step .num {
  width: 52px; height: 52px; border-radius: 50%; margin: 0 auto 16px;
  background: var(--color-primary); color: #fff; display: grid; place-items: center;
  font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700;
}
.step h3 { font-size: 1.18rem; color: var(--color-primary); margin: 0 0 10px; }
.step p { margin: 0; color: var(--color-ink-soft); font-size: .98rem; }

/* ---------- マイルストーン図（M1〜M5） ---------- */
.milestones { display: grid; gap: 14px; max-width: 880px; margin-inline: auto; }
@media (min-width:780px){ .milestones { gap: 10px; } }
.ms {
  display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center;
  background: var(--color-surface); border: 1px solid var(--color-line);
  border-left: 5px solid var(--color-accent); border-radius: var(--radius-sm);
  padding: 16px 20px; box-shadow: var(--shadow);
}
.ms .ms-tag {
  flex: none; font-family: var(--font-serif); font-weight: 700;
  background: var(--color-primary); color: #fff; border-radius: 8px;
  width: 48px; height: 48px; display: grid; place-items: center; font-size: 1.15rem;
}
.ms .ms-body h3 { margin: 0 0 4px; font-size: 1.06rem; color: var(--color-primary); }
.ms .ms-body p { margin: 0; font-size: .94rem; color: var(--color-ink-soft); }
/* 上に向かうほど成熟＝右肩上がりのインデント（PCのみ） */
@media (min-width:780px){
  .milestones.staircase .ms:nth-child(1){ margin-left: 0; }
  .milestones.staircase .ms:nth-child(2){ margin-left: 4%; }
  .milestones.staircase .ms:nth-child(3){ margin-left: 8%; }
  .milestones.staircase .ms:nth-child(4){ margin-left: 12%; }
  .milestones.staircase .ms:nth-child(5){ margin-left: 16%; }
}

/* ---------- ツール構成図 ---------- */
.toolmap { display: grid; gap: 14px; max-width: 760px; margin-inline: auto; }
.toolmap .tm-row { display: grid; gap: 14px; }
@media (min-width:680px){ .toolmap .tm-row--2 { grid-template-columns: 1fr 1fr; } }
.tm-node {
  background: var(--color-surface); border: 1px solid var(--color-line);
  border-radius: var(--radius-sm); padding: 18px 20px; box-shadow: var(--shadow); text-align: center;
}
.tm-node .tm-name { font-weight: 700; color: var(--color-primary); font-size: 1.05rem; }
.tm-node .tm-role { font-size: .88rem; color: var(--color-ink-soft); margin-top: 4px; }
.tm-node--primary { background: var(--color-primary); }
.tm-node--primary .tm-name { color: #fff; }
.tm-node--primary .tm-role { color: rgba(255,255,255,.8); }
.tm-arrow { text-align: center; color: var(--color-accent); font-size: 1.4rem; line-height: 1; }

/* ---------- 料金テーブル ---------- */
.table-wrap { overflow-x: auto; max-width: 820px; margin-inline: auto; border-radius: var(--radius-sm); }
table.price {
  width: 100%; border-collapse: collapse; background: var(--color-surface);
  font-size: .96rem; min-width: 520px;
}
table.price th, table.price td { padding: 13px 16px; border-bottom: 1px solid var(--color-line); text-align: left; }
table.price thead th { background: var(--color-primary); color: #fff; font-weight: 700; }
table.price tbody tr:nth-child(even) { background: var(--color-surface-2); }
table.price tr.total td { font-weight: 700; color: var(--color-primary); background: #f1e9d6; font-size: 1.05rem; }

/* ---------- 書籍 ---------- */
.book-feature { display: grid; gap: 28px; align-items: start; }
@media (min-width:760px){ .book-feature { grid-template-columns: 280px 1fr; gap: 40px; align-items: center; } }
.book-cover-main { box-shadow: var(--shadow-lg); border-radius: 8px; margin-inline: auto; max-width: 260px; }
.book-info h3 { font-family: var(--font-serif); font-size: 1.5rem; color: var(--color-primary); margin: 0 0 8px; }
/* 著者ページ：書名・見出しを大きく強調 */
.book-info h3.book-title-feature { font-size: clamp(1.8rem, 5vw, 2.2rem); }
.article-block h2.heading-lg { font-size: clamp(1.6rem, 4.6vw, 2.05rem); }
.book-subtitle { font-size: .92rem; color: var(--color-ink-soft); line-height: 1.7; margin: 0 0 16px; }
.book-meta { font-size: .85rem; color: var(--color-ink-soft); margin-bottom: 14px; }

.book-trio { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; max-width: 520px; margin: 24px auto 0; }
.book-trio img { border-radius: 6px; box-shadow: var(--shadow); }
.book-trio .label { font-size: .8rem; text-align: center; margin-top: 8px; color: var(--color-ink-soft); }

/* 関連書籍（詳細・著者ページ） */
.related-book { display: grid; gap: 20px; align-items: start; }
@media (min-width:640px){ .related-book { grid-template-columns: 150px 1fr; gap: 28px; } }
.related-book + .related-book { margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--color-line); }
.related-book img { max-width: 150px; border-radius: 6px; box-shadow: var(--shadow); margin-inline: auto; }
.related-book h3 { color: var(--color-primary); margin: 0 0 6px; font-size: 1.2rem; }
.related-book .formal { font-size: .85rem; color: var(--color-ink-soft); margin: 0 0 12px; }

/* ---------- 著者プロフィール ---------- */
.author-mini { display: grid; gap: 22px; justify-items: center; text-align: center; max-width: 560px; margin-inline: auto; }
.author-photo { width: 132px; height: 132px; border-radius: 50%; object-fit: cover; box-shadow: var(--shadow-lg); border: 4px solid #fff; }
.author-mini h3 { margin: 0; font-size: 1.3rem; color: var(--color-primary); }
.author-mini .role { color: var(--color-accent-d); font-weight: 700; margin: 4px 0 8px; }
.author-mini .facts { color: var(--color-ink-soft); font-size: .95rem; }

.author-full { display: grid; gap: 26px; align-items: start; }
@media (min-width:720px){ .author-full { grid-template-columns: 180px 1fr; gap: 40px; } }
.author-full .author-photo { width: 180px; height: 180px; }

/* ---------- ブログカード ---------- */
.blog-cat { max-width: var(--maxw-prose); margin-inline: auto; }
.blog-cat + .blog-cat { margin-top: 48px; }
.blog-cat > h2 { font-family: var(--font-serif); color: var(--color-primary); font-size: 1.4rem; border-left: 5px solid var(--color-accent); padding-left: 14px; margin-bottom: 24px; }
.blog-grid { display: grid; gap: 22px; }
@media (min-width:720px){ .blog-grid { grid-template-columns: 1fr 1fr; } }
.blog-card {
  display: flex; flex-direction: column; background: var(--color-surface);
  border: 1px solid var(--color-line); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s; color: inherit;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); text-decoration: none; }
.blog-card .thumb { aspect-ratio: 1280/670; background: var(--color-surface-2); object-fit: cover; width: 100%; }
.blog-card .body { padding: 18px 20px 22px; }
.blog-card h3 { font-size: 1.08rem; color: var(--color-primary); margin: 0 0 8px; line-height: 1.55; }
.blog-card p { margin: 0; font-size: .92rem; color: var(--color-ink-soft); }
.blog-card .ext { display:inline-block; margin-top: 12px; font-size: .82rem; color: var(--color-accent-d); font-weight: 700; }

/* ---------- 本文（下層ページの記事ブロック） ---------- */
.article h1 {
  font-family: var(--font-serif); color: var(--color-primary);
  font-size: clamp(1.7rem, 5.4vw, 2.4rem); line-height: 1.45; margin: 0 0 20px;
}
.page-head { background: var(--color-surface-2); border-bottom: 1px solid var(--color-line); padding-block: 24px; }
@media (min-width:768px){ .page-head { padding-block: 32px; } }
.page-head .lead { margin-top: 16px; }
.article-block { padding-block: 18px; }
.article-block h2 {
  font-family: var(--font-serif); color: var(--color-primary);
  font-size: clamp(1.3rem, 3.8vw, 1.6rem); margin: 44px 0 18px; line-height: 1.55;
}
/* 本文先頭の見出しはセクション上部余白と重複するため上マージンを詰める */
.article-block > section:first-child > h2:first-child,
.article-block > h2:first-child { margin-top: 0; }
.article-block h3 { font-size: 1.12rem; color: var(--color-primary); margin: 28px 0 10px; }
.article-block p { margin: 0 0 18px; }
.article-block .ms-inline { font-weight: 700; color: var(--color-primary); }

/* 図のプレースホルダ枠（任意の差し込み用） */
.figure-note {
  border: 1px dashed var(--color-line-2); border-radius: var(--radius-sm);
  background: var(--color-surface); padding: 14px 18px; margin: 22px 0;
  font-size: .85rem; color: var(--color-ink-soft); text-align: center;
}

/* ---------- CTAバンド ---------- */
.cta-band { text-align: center; }
.cta-band h2 { font-family: var(--font-serif); font-size: clamp(1.4rem,4.2vw,1.9rem); margin: 0 0 12px; }
.cta-band p { color: rgba(255,255,255,.86); max-width: 560px; margin: 0 auto 28px; }

/* ---------- ページ内リンク導線（次へ） ---------- */
.next-links { display: grid; gap: 14px; max-width: var(--maxw-prose); margin: 8px auto 0; }
@media (min-width:640px){ .next-links.two { grid-template-columns: 1fr 1fr; } }

/* ---------- 問い合わせフォーム ---------- */
.form-card { max-width: 640px; margin-inline: auto; }
/* 埋め込みメールフォーム：.prose(760px)の幅制限を抜けて横に広げる */
.form-embed {
  width: min(940px, calc(100vw - 36px));
  margin-left: 50%;
  transform: translateX(-50%);
}
.form-field { margin-bottom: 22px; }
.form-field label { display: block; font-weight: 700; margin-bottom: 8px; color: var(--color-ink); }
.form-field .req { color: #c0392b; font-size: .8rem; margin-left: 6px; }
.form-field .opt { color: var(--color-ink-soft); font-size: .8rem; margin-left: 6px; font-weight: 400; }
.form-field input, .form-field textarea {
  width: 100%; font-family: inherit; font-size: 1rem; color: var(--color-ink);
  padding: 13px 15px; border: 1px solid var(--color-line-2); border-radius: var(--radius-sm);
  background: #fff; transition: border-color .15s, box-shadow .15s;
}
.form-field input:focus, .form-field textarea:focus {
  outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(23,58,94,.12);
}
.form-field textarea { resize: vertical; min-height: 150px; }
.form-note {
  background: #fbf6ea; border: 1px solid #ecdcb6; border-radius: var(--radius-sm);
  padding: 14px 18px; font-size: .88rem; color: var(--color-ink-soft); margin-bottom: 24px;
}

/* ---------- フッター ---------- */
.site-footer { background: var(--color-primary-d); color: rgba(255,255,255,.82); padding-block: 44px; margin-top: 0; }
.site-footer a { color: rgba(255,255,255,.82); }
.site-footer a:hover { color: #fff; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: center; margin-bottom: 22px; font-size: .94rem; }
.footer-logo { text-align: center; font-family: var(--font-serif); font-size: 1.15rem; color: #fff; margin-bottom: 18px; }
.footer-logo span { color: var(--color-accent); }
.copyright { text-align: center; font-size: .82rem; color: rgba(255,255,255,.6); }

/* ---------- ユーティリティ ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-32 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }
.ext-icon::after { content: " \2197"; font-size: .9em; }
.visually-hidden { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0; }

/* リンクの簡易フェードイン（控えめ） */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
  .reveal.is-in { opacity: 1; transform: none; }
}