/*
Theme Name: URAHAKU
Theme URI: https://urahaku.jp/
Author: 株式会社URAHAKU
Author URI: https://urahaku.jp/
Description: 株式会社URAHAKU 公式サイト用テーマ。黒地ゴールドの、静かで重厚な高級感。静的HTMLデザインを忠実に移植したクラシックテーマです。
Version: 1.5.0
Requires at least: 5.9
Tested up to: 6.5
Requires PHP: 7.4
License: All Rights Reserved
Text Domain: urahaku
*/

/* ============================================================
   URAHAKU 公式サイト 共通スタイル
   世界観：黒地ゴールドの、静かで重厚な高級感
   ============================================================ */

/* ---- フォント ---- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;500;600;700&family=Cormorant+Garamond:ital,wght@0,400;0,500;1,400;1,500&display=swap');

/* ---- カラー変数 ---- */
:root {
  --ink: #0c0a08;        /* 黒背景 */
  --ink-2: #15110c;      /* やや明るい黒（面の差） */
  --paper: #f4ecdf;      /* 見出し・白文字 */
  --body: #d8ccb2;       /* 本文の生成り */
  --body-dim: #a89c84;   /* 補助テキスト */
  --gold: #e2c06a;       /* 金のアクセント */
  --gold-deep: #9c7320;  /* 深い金（罫・区切り） */
  --line: rgba(226,192,106,0.18); /* 金の細罫 */

  /* 事業ごとの固有色（黒地で映える深色） */
  --c-green: #1f5d4f;
  --c-gold:  #9c7320;
  --c-wine:  #8a3344;
  --c-navy:  #1B2B44;

  --maxw: 1080px;
  --readw: 720px;  /* 読み物の最適行長 */

  --serif: 'Noto Serif JP', serif;
  --garamond: 'Cormorant Garamond', serif;
}

/* ---- リセット ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--serif);
  color: var(--body);
  background: var(--ink);
  line-height: 1.95;
  font-weight: 400;
  letter-spacing: 0.02em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ============================================================
   背景：黒べた塗りにせず、放射グラデ＋微かな鍵盤模様＋金の発光
   ============================================================ */
.bg-field {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 800px at 78% -8%, rgba(226,192,106,0.10), transparent 60%),
    radial-gradient(900px 700px at 8% 108%, rgba(156,115,32,0.10), transparent 60%),
    linear-gradient(180deg, #0c0a08 0%, #100c08 50%, #0a0806 100%);
}
/* 微かな鍵盤模様（縦の細い帯） */
.bg-keys {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent 62px,
    rgba(244,236,223,0.018) 62px,
    rgba(244,236,223,0.018) 64px
  );
  -webkit-mask-image: radial-gradient(120% 80% at 50% 0%, #000 30%, transparent 78%);
          mask-image: radial-gradient(120% 80% at 50% 0%, #000 30%, transparent 78%);
}

/* ============================================================
   ヘッダー
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  background: linear-gradient(180deg, rgba(12,10,8,0.92), rgba(12,10,8,0));
  transition: background .4s ease, padding .4s ease;
}
.site-header.scrolled {
  background: rgba(10,8,6,0.94);
  padding: 12px 28px;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 38px; width: auto; }
.brand .brand-name {
  font-family: var(--garamond);
  font-size: 1.25rem;
  letter-spacing: 0.32em;
  color: var(--gold);
  font-weight: 500;
}

/* ナビ */
.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  width: 34px; height: 26px; position: relative; z-index: 120;
}
.nav-toggle span {
  position: absolute; left: 0; right: 0; height: 1.5px;
  background: var(--gold); transition: .35s ease;
}
.nav-toggle span:nth-child(1){ top: 2px; }
.nav-toggle span:nth-child(2){ top: 12px; }
.nav-toggle span:nth-child(3){ top: 22px; }
.nav-toggle.open span:nth-child(1){ top:12px; transform: rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ top:12px; transform: rotate(-45deg); }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a {
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  color: var(--body);
  position: relative;
  padding: 4px 0;
  transition: color .3s ease;
}
.nav a::after {
  content: ''; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px; background: var(--gold); transition: width .35s ease;
}
.nav a:hover, .nav a.current { color: var(--gold); }
.nav a:hover::after, .nav a.current::after { width: 100%; }

/* ============================================================
   タイポグラフィ
   ============================================================ */
.kicker {
  font-family: var(--garamond);
  font-style: italic;
  font-size: 0.82rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.85;
  display: block;
  margin-bottom: 1.4em;
}
.kicker.plain { font-style: normal; }

/* ゴールド見出し（テキストグラデ） */
.gold-head {
  background: linear-gradient(180deg, #f9ecbe, #e7c570 50%, #c5973a);
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--gold); /* フォールバック */
  font-weight: 600;
  line-height: 1.4;
}

h1, h2, h3 { font-weight: 600; line-height: 1.45; letter-spacing: 0.04em; }

.lead {
  color: var(--paper);
  font-size: 1.05rem;
  line-height: 2.1;
}

/* 本文の改行リズム：1メッセージ＝1〜2文。pごとにたっぷり余白 */
.prose p { margin-bottom: 1.7em; }
.prose p:last-child { margin-bottom: 0; }

/* ============================================================
   レイアウト共通
   ============================================================ */
.section {
  position: relative;
  padding: 120px 28px;
}
.section.tight { padding: 80px 28px; }
.wrap { max-width: var(--maxw); margin: 0 auto; }
.read { max-width: var(--readw); margin: 0 auto; }

.section-head { margin-bottom: 56px; }
.section-head h2 {
  font-size: clamp(1.7rem, 4.5vw, 2.5rem);
}

/* 金の細い区切り線 */
.rule {
  width: 56px; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin: 1.6em 0;
}
.rule.center { margin-left: auto; margin-right: auto;
  background: linear-gradient(90deg, transparent, var(--gold), transparent); }

/* ============================================================
   決め台詞バナー（章の切れ目）
   ============================================================ */
.banner {
  position: relative;
  padding: 96px 28px;
  text-align: center;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(700px 280px at 50% 50%, rgba(226,192,106,0.10), transparent 70%),
    var(--ink-2);
}
.banner .line {
  font-size: clamp(1.6rem, 5vw, 3rem);
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: 0.06em;
}

/* ============================================================
   ボタン / CTA
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 34px;
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: transparent;
  border-radius: 2px;
  transition: all .4s ease;
  cursor: pointer;
}
.btn:hover {
  background: var(--gold);
  color: var(--ink);
}
.btn .arrow { transition: transform .4s ease; }
.btn:hover .arrow { transform: translateX(5px); }

.btn-solid {
  background: linear-gradient(180deg, #f9ecbe, #e7c570 50%, #c5973a);
  color: var(--ink);
  border: none;
  font-weight: 600;
}
.btn-solid:hover { filter: brightness(1.08); transform: translateY(-1px); }

.cta-block { text-align: center; margin-top: 56px; }
.cta-note { font-size: 0.8rem; color: var(--body-dim); margin-top: 16px; letter-spacing: 0.08em; }

/* ============================================================
   カード（事業紹介など）
   ============================================================ */
.cards { display: grid; gap: 28px; }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.cards.two { grid-template-columns: repeat(2, 1fr); }

.card {
  position: relative;
  padding: 44px 34px;
  background: linear-gradient(180deg, rgba(244,236,223,0.03), rgba(244,236,223,0.01));
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  transition: transform .5s ease, border-color .5s ease;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--accent, var(--gold)); opacity: 0.7;
}
.card:hover { transform: translateY(-6px); border-color: rgba(226,192,106,0.4); }
.card .card-no {
  font-family: var(--serif);
  font-style: normal;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent-light, var(--gold));
  display: block;
  margin-bottom: 18px;
}
.card h3 { font-size: 1.3rem; color: var(--paper); margin-bottom: 8px; }
.card .card-sub { font-size: 0.82rem; color: var(--gold); letter-spacing: 0.08em; margin-bottom: 18px; }
.card p { font-size: 0.92rem; line-height: 1.95; }
.card .card-link {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 24px; font-size: 0.84rem; color: var(--gold); letter-spacing: 0.08em;
  padding: 9px 20px;
  border: 1px solid rgba(226,192,106,0.5);
  border-radius: 999px;
  transition: background .4s ease, border-color .4s ease, color .3s ease;
}
.card .card-link:hover {
  background: rgba(226,192,106,0.12);
  border-color: var(--gold);
}
.card .card-link .arrow { transition: transform .4s ease; }
.card:hover .card-link .arrow { transform: translateX(5px); }

/* ============================================================
   表（会社概要）
   ============================================================ */
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td {
  text-align: left;
  padding: 26px 8px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.spec-table th {
  width: 32%;
  color: var(--gold);
  font-weight: 500;
  letter-spacing: 0.1em;
  font-size: 0.95rem;
}
.spec-table td { color: var(--body); }

/* ============================================================
   実績・予定リスト（Pi-up / コンサート）
   ============================================================ */
.events { display: grid; gap: 0; }
.event-row {
  display: grid;
  grid-template-columns: 160px 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 30px 8px;
  border-bottom: 1px solid var(--line);
}
.event-row .date {
  font-family: var(--garamond);
  color: var(--gold);
  font-size: 1rem;
  letter-spacing: 0.06em;
}
.event-row .ev-title { color: var(--paper); font-size: 1.1rem; }
.event-row .ev-place { color: var(--body-dim); font-size: 0.86rem; margin-top: 4px; }
.event-row .ev-tag {
  font-size: 0.74rem; letter-spacing: 0.12em; color: var(--gold);
  border: 1px solid var(--line); padding: 4px 12px; border-radius: 2px; white-space: nowrap;
}
.placeholder-note {
  color: var(--body-dim); font-size: 0.85rem; font-style: italic;
  padding: 40px 8px; text-align: center; border: 1px dashed var(--line); border-radius: 3px;
}

/* ============================================================
   画像プレースホルダー
   ============================================================ */
.ph {
  position: relative;
  background:
    radial-gradient(500px 300px at 70% 20%, rgba(226,192,106,0.12), transparent 70%),
    linear-gradient(135deg, #14110c, #0c0a08);
  border: 1px solid var(--line);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--body-dim);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  line-height: 1.8;
  padding: 24px;
  overflow: hidden;
}
.ph .ph-label { position: relative; z-index: 2; }
.ph .ph-label span { display: block; color: var(--gold); font-family: var(--garamond); font-style: italic; margin-bottom: 6px; }
.ph.portrait { aspect-ratio: 3 / 4; }
.ph.wide { aspect-ratio: 16 / 7; }
.ph.square { aspect-ratio: 1 / 1; }
.ph.video { aspect-ratio: 16 / 9; }
.ph.video::after {
  content: '▶';
  position: absolute; z-index: 2;
  color: var(--gold); font-size: 1.6rem; opacity: 0.7;
}

/* 動画埋め込み（16:9・YouTube） */
.video-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  background: #0c0a08;
}
.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-cap {
  margin-top: 14px;
  font-size: 0.82rem;
  color: var(--body-dim);
  letter-spacing: 0.06em;
  line-height: 1.7;
}
.video-cap span {
  display: block;
  color: var(--gold);
  font-family: var(--garamond);
  font-style: italic;
  font-size: 0.9rem;
  margin-bottom: 2px;
}

/* ============================================================
   フッター
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 70px 28px 50px;
  background: var(--ink-2);
}
.footer-grid {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px;
}
.footer-brand img { height: 40px; margin-bottom: 18px; }
.footer-brand p { font-size: 0.82rem; color: var(--body-dim); line-height: 1.9; }
.footer-col h4 {
  font-size: 0.78rem; letter-spacing: 0.18em; color: var(--gold);
  margin-bottom: 18px; font-weight: 500;
}
.footer-col a { display: block; font-size: 0.86rem; color: var(--body); margin-bottom: 12px; transition: color .3s; }
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  max-width: var(--maxw); margin: 50px auto 0; padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.74rem; color: var(--body-dim); letter-spacing: 0.08em;
}
.footer-bottom .garamond { font-family: var(--garamond); letter-spacing: 0.2em; }

/* ============================================================
   スクロール出現アニメーション
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.1s cubic-bezier(.2,.7,.2,1), transform 1.1s cubic-bezier(.2,.7,.2,1);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .12s; }
.reveal.d2 { transition-delay: .24s; }
.reveal.d3 { transition-delay: .36s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   レスポンシブ（スマホ最優先）
   ============================================================ */
@media (max-width: 980px) {
  .cards.four { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cards.three, .cards.two { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .section { padding: 84px 22px; }
  .section.tight { padding: 60px 22px; }
  .banner { padding: 70px 22px; }
  .cards.four { grid-template-columns: 1fr; }

  /* スクロール時のヘッダー効果（backdrop-filter）が、全画面メニュー(position:fixed)の
     配置基準をヘッダーの帯に縮めてしまう不具合を回避（スマホのみ） */
  .site-header.scrolled { -webkit-backdrop-filter: none; backdrop-filter: none; }
  .nav-toggle { display: block; }
  .nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    background: rgba(10,8,6,0.98);
    backdrop-filter: blur(10px);
    transform: translateX(100%);
    transition: transform .5s cubic-bezier(.2,.7,.2,1);
  }
  .nav.open { transform: translateX(0); }
  .nav a { font-size: 1.15rem; letter-spacing: 0.15em; }

  .event-row { grid-template-columns: 1fr; gap: 6px; }
  .event-row .ev-tag { justify-self: start; margin-top: 8px; }
  .spec-table th { width: 38%; font-size: 0.85rem; }
  .spec-table th, .spec-table td { padding: 20px 4px; font-size: 0.9rem; }

  .footer-bottom { flex-direction: column; gap: 14px; text-align: center; }
}

/* ============================================================
   トップページ固有
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 28px 80px;
}
.hero-inner { max-width: 760px; }
.hero-title {
  font-size: clamp(3rem, 11vw, 6rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--paper);
  margin-bottom: 0.7em;
}
.hero-sub {
  color: var(--body);
  font-size: clamp(1rem, 2.6vw, 1.25rem);
  line-height: 2.2;
  margin-bottom: 2.4em;
}
.hero-cta { display: flex; justify-content: center; }
.hero-scroll {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
}
.hero-scroll span {
  display: block; width: 1px; height: 56px;
  background: linear-gradient(180deg, var(--gold), transparent);
  animation: scrollpulse 2.4s ease-in-out infinite;
}
@keyframes scrollpulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

/* 黒木ダイジェスト */
.kuroki-digest {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
}
.kuroki-digest-img .ph { max-width: 360px; }

@media (max-width: 720px) {
  .hero { min-height: 92vh; }
  .kuroki-digest { grid-template-columns: 1fr; gap: 40px; }
  .kuroki-digest-img .ph { max-width: 280px; margin: 0 auto; }
}

/* ============================================================
   下層ページ共通：ページヒーロー
   ============================================================ */
.page-hero {
  padding: 200px 28px 60px;
  text-align: center;
}
.page-hero .read { margin: 0 auto; }
.page-hero h1 { color: var(--paper); }

/* 読み物の見出し間隔（why-online） */
.article-body h2 {
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  margin: 2.4em 0 1.1em;
  line-height: 1.5;
}
.article-body h2:first-child { margin-top: 1em; }
.article-body p { font-size: 1.02rem; }

@media (max-width: 720px) {
  .page-hero { padding: 150px 22px 40px; }
  .article-body p { font-size: 0.98rem; }
}

/* ============================================================
   黒木洋平プロフィール固有
   ============================================================ */
.kuroki-hero {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
  align-items: center;
}
.kuroki-hero-img .ph { max-width: 340px; }

/* 講座リスト */
.course-list { margin-top: 40px; }
.course-item {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
}
.course-item .ci-mark {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid var(--line);
  padding: 4px 12px;
  border-radius: 2px;
  white-space: nowrap;
  flex-shrink: 0;
}
.course-item .ci-name {
  color: var(--paper);
  font-size: 1.08rem;
}

@media (max-width: 720px) {
  .kuroki-hero { grid-template-columns: 1fr; gap: 36px; text-align: center; }
  .kuroki-hero-img .ph { max-width: 260px; margin: 0 auto; }
  .kuroki-hero .kicker { display: block; }
  .course-item { flex-direction: column; gap: 8px; align-items: flex-start; }
  .course-item .ci-name { font-size: 1rem; }
}

/* ============================================================
   ステップ（視聴の流れ）
   ============================================================ */
.steps { display: grid; gap: 4px; }
.step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 28px 4px;
  border-bottom: 1px solid var(--line);
}
.step .step-no {
  font-family: var(--garamond);
  font-size: 1.6rem;
  color: var(--gold);
  line-height: 1;
  flex-shrink: 0;
  width: 40px;
}
.step h4 { color: var(--paper); font-size: 1.1rem; margin-bottom: 8px; font-weight: 500; }
.step p { font-size: 0.92rem; color: var(--body); }

@media (max-width: 720px) {
  .step { gap: 16px; }
  .step .step-no { font-size: 1.3rem; width: 28px; }
}

/* ============================================================
   お問い合わせ
   ============================================================ */
.contact-card {
  padding: 56px 44px;
  background: linear-gradient(180deg, rgba(244,236,223,0.03), rgba(244,236,223,0.01));
  border: 1px solid var(--line);
  border-radius: 4px;
  text-align: center;
}
.contact-mail {
  display: inline-block;
  font-family: var(--garamond);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  letter-spacing: 0.08em;
  color: var(--gold);
  margin: 0.4em 0;
  transition: opacity .3s;
}
.contact-mail:hover { opacity: 0.75; }
.contact-card .rule { margin: 1.8em auto; }
.contact-list {
  list-style: none;
  margin: 1.4em 0 0;
  text-align: left;
  display: inline-block;
}
.contact-list li {
  position: relative;
  padding: 8px 0 8px 22px;
  color: var(--body);
  font-size: 0.95rem;
}
.contact-list li::before {
  content: '♪';
  position: absolute; left: 0;
  color: var(--gold);
}
@media (max-width: 720px) {
  .contact-card { padding: 40px 24px; }
}

/* ============================================================
   深層基礎ブロック（なぜオンライン講座か内）
   ============================================================ */
.deep-block { margin: 3.2em 0; }
.deep-intro { margin-bottom: 2.4em; }

/* 土台が変われば演奏が変わる：SVG図のラッパ */
.deep-figure {
  margin: 2.8em auto;
  max-width: 560px;
}
.deep-figure svg { width: 100%; height: auto; display: block; }
.deep-figure figcaption {
  margin-top: 1.4em; text-align: center;
  color: var(--body-dim); font-size: 0.86rem; letter-spacing: 0.04em; line-height: 1.9;
}

/* 4要素 */
.deep-four {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  margin: 2.4em 0;
}
.deep-cell {
  background: linear-gradient(170deg, rgba(244,236,223,0.045), rgba(244,236,223,0.015));
  padding: 32px 28px;
}
.deep-cell .dc-no {
  font-family: var(--garamond); font-style: italic;
  font-size: 0.9rem; letter-spacing: 0.16em; color: var(--gold); display: block; margin-bottom: 10px;
}
.deep-cell h4 { color: var(--paper); font-size: 1.25rem; margin-bottom: 10px; letter-spacing: 0.06em; }
.deep-cell p { font-size: 0.9rem; line-height: 1.9; margin: 0; }

@media (max-width: 720px) {
  .deep-four { grid-template-columns: 1fr; }
  .deep-cell { padding: 26px 22px; }
}

/* ============================================================
   書籍ブロック（会社概要）
   ============================================================ */
.books { display: grid; gap: 28px; }
.book {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  align-items: center;
  padding: 32px;
  background: linear-gradient(180deg, rgba(244,236,223,0.04), rgba(244,236,223,0.015));
  border: 1px solid var(--line);
  border-radius: 4px;
}
.book-cover {
  aspect-ratio: 500 / 709;
  border-radius: 3px;
  border: 1px solid var(--line);
  background:
    radial-gradient(360px 220px at 70% 18%, rgba(226,192,106,0.14), transparent 70%),
    linear-gradient(135deg, #14110c, #0c0a08);
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 0; overflow: hidden;
}
.book-cover .bc-label { color: var(--body-dim); font-size: 0.72rem; line-height: 1.7; letter-spacing: 0.06em; }
.book-cover .bc-label span { display: block; color: var(--gold); font-family: var(--garamond); font-style: italic; margin-bottom: 5px; }
.book-cover img { width: 100%; height: 100%; object-fit: contain; border-radius: 3px; }
.book-body h3 { color: var(--paper); font-size: 1.2rem; line-height: 1.6; margin-bottom: 12px; letter-spacing: 0.03em; }
.book-body .book-meta { font-size: 0.82rem; color: var(--body-dim); letter-spacing: 0.04em; margin-bottom: 14px; }
.book-body p { font-size: 0.92rem; line-height: 1.9; margin-bottom: 18px; }
.book-status {
  display: inline-block; font-size: 0.74rem; letter-spacing: 0.1em; color: var(--gold);
  border: 1px solid var(--line); padding: 4px 12px; border-radius: 2px; margin-bottom: 16px;
}
.book .btn { min-width: 0; }

@media (max-width: 720px) {
  .book { grid-template-columns: 1fr; gap: 22px; justify-items: center; text-align: center; }
  .book-cover { width: 150px; }
  .book-body { width: 100%; }
}

/* ============================================================
   ポートレート実写
   ============================================================ */
.ph.photo { padding: 0; border: 1px solid var(--line); }
.ph.photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 22%;
  border-radius: 3px;
  display: block;
}

/* ============================================================
   募集中のPi-up（チラシ＋申込）
   ============================================================ */
.recruit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
  margin-top: 8px;
}
.recruit-card {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.recruit-flyer {
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  background: var(--ink-2);
  box-shadow: 0 24px 60px -36px rgba(0,0,0,0.7);
  transition: transform .5s ease, border-color .5s ease;
}
.recruit-flyer:hover { transform: translateY(-4px); border-color: rgba(226,192,106,0.45); }
.recruit-flyer img { width: 100%; height: auto; display: block; }
.recruit-info { text-align: center; }
.recruit-info .r-no {
  font-family: var(--garamond); font-style: italic;
  font-size: 0.86rem; letter-spacing: 0.18em; color: var(--gold); display: block; margin-bottom: 6px;
}
.recruit-info h3 { color: var(--paper); font-size: 1.15rem; line-height: 1.6; margin-bottom: 6px; letter-spacing: 0.03em; }
.recruit-info .r-place { color: var(--body-dim); font-size: 0.86rem; margin-bottom: 18px; }
.recruit-card .btn { width: 100%; }

@media (max-width: 880px) {
  .recruit-grid { grid-template-columns: 1fr; gap: 44px; max-width: 460px; margin-left: auto; margin-right: auto; }
}

/* コンサート：申込2系統 */
.concert-cta { display: flex; flex-direction: column; gap: 12px; }
.concert-cta .btn { width: 100%; }
.concert-note { color: var(--body-dim); font-size: 0.8rem; line-height: 1.8; margin-top: 14px; }

/* ============================================================
   フッター SNS
   ============================================================ */
.footer-social {
  display: flex;
  gap: 14px;
  margin-top: 22px;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 3px;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--body);
  transition: border-color .4s ease, color .4s ease;
}
.footer-social a:hover {
  border-color: rgba(226,192,106,0.5);
  color: var(--gold);
}
.footer-social svg {
  width: 16px; height: 16px;
  fill: currentColor;
  flex-shrink: 0;
}
@media (max-width: 720px) {
  .footer-social { justify-content: flex-start; }
}