/* ==========================================================================
   BK Success フェーズ詳細ページ専用カスタムCSS
   ==========================================================================
   使い方：
   外観 → カスタマイズ → 追加CSS に、トップ用CSS（01_custom-css.css）の後ろへ
   続けて貼り付け。全スタイルを .bks-phase にスコープしているため、トップ
   ページや他ページには影響しません。
   ※ フォント @import はトップ用CSSと重複する場合は1つ残せばOKです。
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,600;0,9..144,800;1,9..144,400&family=JetBrains+Mono:wght@400;600&family=Noto+Serif+JP:wght@400;600;800&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

.bks-phase {
  --ink: #1a1a1a;
  --paper: #f4f1ea;
  --paper-deep: #e8e3d6;
  --accent: #b8312f;
  --accent-deep: #8a1f1d;
  --gold: #a88838;
  --muted: #6b6258;
  --serif-jp: 'Noto Serif JP', serif;
  --sans-jp: 'Noto Sans JP', sans-serif;
  --display: 'Fraunces', serif;
  --mono: 'JetBrains Mono', monospace;

  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans-jp);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  width: 100vw;
  margin-top: 1.5rem;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.bks-phase *,
.bks-phase *::before,
.bks-phase *::after { box-sizing: border-box; }

.bks-phase h1, .bks-phase h2, .bks-phase h3,
.bks-phase p, .bks-phase ul, .bks-phase ol, .bks-phase dl {
  margin: 0; padding: 0;
}
.bks-phase ul, .bks-phase ol,
.bks-phase ul li, .bks-phase ol li { list-style: none !important; }
.bks-phase li::marker { content: "" !important; }
.bks-phase a { color: inherit; text-decoration: none; }

/* メールCTAの見出し(h3)だけは、暗い背景で読めるよう明色にし、
   AFFINGERが付ける装飾（背景・枠線・アイコン）も打ち消す。
   ※ 週タイトル(h2)はAFFINGERの装飾をそのまま活かす。 */
.bks-phase .ph-cta-text h3 {
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  color: var(--paper) !important;
}
.bks-phase .ph-cta-text h3::before,
.bks-phase .ph-cta-text h3::after { content: none !important; display: none !important; }

/* テーマのページタイトルをフェーズページでだけ非表示（functions.phpで body に bks-no-title を付与） */
.bks-no-title .entry-title,
.bks-no-title h1.entry-title,
.bks-no-title .entry-header .entry-title { display: none !important; }

.bks-phase::after {
  content: '';
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 2;
  mix-blend-mode: multiply; opacity: 0.5;
}
.bks-phase > * { position: relative; z-index: 3; }

.bks-phase .btn-arrow { display: inline-block; transition: transform 0.3s; }

/* ========== ヒーロー ========== */
.bks-phase .ph-hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3.2rem 2rem 3.5rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: start;
  border-bottom: 3px double var(--ink);
}

.bks-phase .ph-eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.bks-phase .ph-eyebrow::before {
  content: ''; width: 40px; height: 1px; background: var(--accent);
}

.bks-phase .ph-title {
  font-family: var(--serif-jp);
  font-weight: 800;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 0.4rem;
}

.bks-phase .ph-sub {
  font-family: var(--display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.bks-phase .ph-lead {
  font-family: var(--serif-jp);
  font-size: 1.02rem;
  line-height: 1.95;
  margin-bottom: 1.8rem;
  max-width: 600px;
}

.bks-phase .ph-goals {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  border-top: 1px solid var(--ink);
  padding-top: 1.5rem;
}
.bks-phase .ph-goals li {
  font-size: 0.92rem;
  line-height: 1.7;
  padding-left: 1.8rem;
  position: relative;
}
.bks-phase .ph-goals li::before {
  content: '✓';
  position: absolute; left: 0; top: 0;
  font-family: var(--mono);
  font-weight: 600;
  color: var(--accent);
}

/* メタカード */
.bks-phase .ph-meta-card {
  background: var(--ink);
  color: var(--paper);
  padding: 2rem 1.8rem;
  position: relative;
  overflow: hidden;
}
.bks-phase .ph-meta-num {
  font-family: var(--display);
  font-style: italic;
  font-weight: 800;
  font-size: 5rem;
  line-height: 0.9;
  color: var(--gold);
  margin-bottom: 1.2rem;
}
.bks-phase .ph-meta-list {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-bottom: 1.8rem;
}
.bks-phase .ph-meta-list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid rgba(244,241,234,0.15);
}
.bks-phase .ph-meta-list dt {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(244,241,234,0.6);
}
.bks-phase .ph-meta-list dd {
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--paper);
  text-align: right;
}
.bks-phase .ph-meta-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gold);
}
.bks-phase .ph-meta-cta:hover .btn-arrow { transform: translateX(4px); }

/* ========== 週セクション ========== */
.bks-phase .ph-weeks {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3.5rem 2rem;
}

.bks-phase .ph-week {
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
}
.bks-phase .ph-week:first-child { padding-top: 0; }

/* 見出し行：バッジ＋黒バーを同じ高さに揃える（上端・下端がそろう） */
.bks-phase .ph-week-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: stretch;
  gap: 1.2rem;
  margin-bottom: 1rem;
}

.bks-phase .ph-week-badge {
  font-family: var(--display);
  font-style: italic;
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--paper);
  background: var(--accent);
  width: 64px;
  align-self: stretch;        /* 黒バーと同じ高さまで伸びる */
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 黒バー見出し：高さを確定し、バッジと下端を揃える */
.bks-phase .ph-week-head h2 {
  margin: 0 !important;
  min-height: 64px;
  padding: 0.5rem 1.4rem !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--ink) !important; /* 黒バー（テーマ設定に依存しない） */
  color: var(--paper) !important;          /* 明色の文字 */
  font-family: var(--serif-jp);
  font-weight: 800;
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  line-height: 1.35;
}
.bks-phase .ph-week-head h2::before,
.bks-phase .ph-week-head h2::after { content: none !important; display: none !important; }

/* 見出しの下の説明文（黒バーの左端にそろえて配置） */
.bks-phase .ph-week-desc {
  font-family: var(--serif-jp);
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 1.2rem;
  padding-left: calc(64px + 1.2rem);
}

/* 記事一覧リンク：記事リストの下・右寄せ */
.bks-phase .ph-week-archive {
  align-self: flex-end;
  margin-top: 1.2rem;
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.6rem 1.2rem;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.25s;
}
.bks-phase .ph-week-archive:hover {
  background: var(--accent);
  color: var(--paper);
}
.bks-phase .ph-week-archive:hover .btn-arrow { transform: translateX(3px); }

.bks-phase .ph-articles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem 2.5rem;
  padding-left: calc(64px + 1.2rem);
}

.bks-phase .ph-articles li a {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.6rem 0;
  border-bottom: 1px dotted rgba(26,26,26,0.2);
  transition: color 0.2s;
}
.bks-phase .ph-articles li a:hover { color: var(--accent); }
.bks-phase .ph-articles li a:hover .ph-art-no { color: var(--accent); }

.bks-phase .ph-art-no {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
  flex-shrink: 0;
}
.bks-phase .ph-art-title {
  font-family: var(--serif-jp);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ========== 前後ナビ ========== */
.bks-phase .ph-nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem 3.5rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
}

.bks-phase .ph-nav-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  border: 1px solid var(--ink);
  padding: 1.2rem 1.5rem;
  transition: all 0.3s;
}
.bks-phase a.ph-nav-item:hover {
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-3px);
}
.bks-phase a.ph-nav-item:hover .ph-nav-dir { color: var(--gold); }
.bks-phase .ph-nav-next { text-align: right; }
.bks-phase .ph-nav-next:hover .btn-arrow { transform: translateX(4px); }

.bks-phase .ph-nav-dir {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}
.bks-phase .ph-nav-label {
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: 0.95rem;
}
.bks-phase .ph-disabled {
  opacity: 0.4;
  cursor: default;
}

.bks-phase .ph-nav-up {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--muted);
}
.bks-phase .ph-nav-up:hover { color: var(--accent); border-color: var(--accent); }

/* ========== メルマガ誘導 ========== */
.bks-phase .ph-cta {
  background: var(--ink);
  color: var(--paper);
  padding: 3.5rem 2rem;
}
.bks-phase .ph-cta-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2.5rem;
  align-items: center;
}
.bks-phase .ph-cta-eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.8rem;
}
.bks-phase .ph-cta-text h3 {
  font-family: var(--serif-jp);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.6vw, 1.8rem);
  line-height: 1.4;
  margin-bottom: 0.8rem;
  color: var(--paper);
}
.bks-phase .ph-cta-text p {
  font-family: var(--serif-jp);
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(244,241,234,0.8);
  max-width: 620px;
}
.bks-phase .ph-cta-btn {
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 1.1rem 2rem;
  background: var(--gold);
  color: var(--ink);
  border: 1.5px solid var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  white-space: nowrap;
  transition: all 0.3s;
}
.bks-phase .ph-cta-btn:hover {
  background: var(--paper);
  border-color: var(--paper);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--accent);
}
.bks-phase .ph-cta-btn:hover .btn-arrow { transform: translateX(4px); }

/* ========== レスポンシブ ========== */
@media (max-width: 900px) {
  .bks-phase .ph-hero { grid-template-columns: 1fr; gap: 2rem; }
  .bks-phase .ph-articles { grid-template-columns: 1fr; gap: 0.2rem; padding-left: 0; }
  .bks-phase .ph-week-desc { padding-left: 0; }
  .bks-phase .ph-nav { grid-template-columns: 1fr; }
  .bks-phase .ph-nav-up { order: 3; text-align: center; justify-self: center; }
  .bks-phase .ph-cta-inner { grid-template-columns: 1fr; gap: 1.8rem; }
}

@media (max-width: 600px) {
  .bks-phase .ph-week-badge { width: 52px; font-size: 1.4rem; }
  .bks-phase .ph-week-head h2 { min-height: 52px; font-size: 1.05rem; padding: 0.4rem 0.9rem !important; }
  .bks-phase .ph-week-archive { align-self: stretch; justify-content: center; }
}