/* ================================================
   about.css
   ABOUTページ専用スタイル

   【このファイルの役割】
   ・パンくずナビ
   ・ABOUTファーストビュー帯
   ・PHILOSOPHY セクション（想い）
   ・STORY セクション（タイムライン）
   ・FEATURES セクション（4カラムカード＋モーダル）
   ・PAUSE セクション（コンセプト帯）
   ・CTA帯（ツアーを見る）
   ・ナビゲーションの現在ページ表示

   【カラーパレット（湯煙と格子）】
   白磁 #FAF7F2 … ベース背景
   濃鼠 #3D3D3D … ダークセクション背景
   煉瓦 #A23B2C … CTAボタン専用
   蜂蜜 #BF8A24 … ラベル・リンク・装飾線
   炭   #2D2D2D … 本文テキスト
   ================================================ */


/* ================================================
   About FV 差別化
   ================================================
   テーマ：哲学・静けさ・信頼感
   ・高さを拡大して余白をとり、上質な静けさを演出
   ・オーバーレイ：中央を抜いたラジアルグラデーション
   ・テキストを縦中央寄りに配置
   ・タイトル上に小さな「eyebrow」ラベルを追加
   ================================================ */

/* FV 高さを拡大（PC）*/
.about-page .sub-firstview {
  height: 560px;
}

/* オーバーレイ：中央を残して四辺を暗くする（静かな雰囲気）*/
.about-page .sub-firstview-overlay {
  background: radial-gradient(
    ellipse at 50% 42%,
    rgba(18, 14, 10, 0.20) 0%,
    rgba(18, 14, 10, 0.46) 55%,
    rgba(18, 14, 10, 0.66) 100%
  );
}

/* テキストエリアを縦中央寄りに移動 */
.about-page .sub-firstview-inner {
  bottom: auto;
  top: 50%;
  transform: translateX(-50%) translateY(-45%);
}

/* タイトルを少し大きく、文字間を広げて哲学的な重みを出す */
.about-page .sub-firstview-title {
  font-size: 46px;
  letter-spacing: 0.14em;
  line-height: 1.3;
}

/* 蜂蜜線を短く・細く（静けさの演出）*/
.about-page .sub-firstview-line {
  width: 40px;
  height: 1px;
  opacity: 0.7;
}

/* FV リード文 */
.about-page .sub-firstview-lead {
  color: rgba(250, 247, 242, 0.70);
  font-size: 14px;
  letter-spacing: 0.08em;
  line-height: 1.9;
}

/* SP */
@media screen and (max-width: 768px) {
  .about-page .sub-firstview {
    height: 380px;
  }
  .about-page .sub-firstview-inner {
    bottom: 28px;
    top: auto;
    transform: translateX(-50%);
  }
  .about-page .sub-firstview-title {
    font-size: 30px;
  }
}


/* ================================
   ナビゲーション：現在ページの表示
   ================================ */
.global-nav-list a.is-current {
  color: #a23b2c;
}

.global-nav-list a.is-current::after {
  width: 100%;
  background-color: #a23b2c;
}


/* ================================
   PHILOSOPHY セクション（私たちの想い）
   ================================ */
.philosophy-section {
  padding: 100px 0;
  background-color: #faf7f2;
}

.philosophy-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  width: 90%;
  max-width: 1080px;
  margin: 0 auto;
}

.philosophy-text-area {
  flex: 1;
  min-width: 0;
}

.philosophy-body {
  font-size: 16px;
  line-height: 2.1;
  letter-spacing: 0.04em;
  color: #444;
  margin-bottom: 24px;
}

.philosophy-body:last-of-type {
  margin-bottom: 0;
}

.philosophy-image-area {
  flex: 0 0 55%;
  max-width: 580px;
  position: relative;
}

/* --- スライダー --- */
.philosophy-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background-color: #e8e2d8;
}

.philosophy-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.philosophy-slide.is-active {
  opacity: 1;
}

.philosophy-slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.philosophy-slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 8px 12px;
  background: linear-gradient(transparent, rgba(30, 30, 30, 0.6));
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(250, 247, 242, 0.85);
  text-align: right;
}

/* --- ドットインジケーター --- */
.philosophy-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
}

.philosophy-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid #bf8a24;
  background: none;
  padding: 0;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.philosophy-dot:hover {
  background-color: rgba(191, 138, 36, 0.3);
}

.philosophy-dot.is-active {
  background-color: #bf8a24;
}


/* ================================
   STORY セクション（タイムライン）
   ================================ */
.story-section {
  padding: 100px 0;
  background-color: #3d3d3d;
}

.story-inner {
  width: 90%;
  max-width: 1080px;
  margin: 0 auto;
}

.timeline {
  margin-top: 16px;
  position: relative;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

/* 中央の縦線 */
.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 100%;
  background-color: rgba(250, 247, 242, 0.15);
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  position: relative;
  padding-bottom: 48px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

/* 左：年代ラベル */
.timeline-year {
  flex: 0 0 calc(50% - 20px);
  text-align: right;
  padding-right: 24px;
}

.timeline-year-label {
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #bf8a24;
  line-height: 1.6;
}

/* 中央：ドット */
.timeline-dot {
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: #bf8a24;
  margin-top: 4px;
  position: relative;
  z-index: 2;
}

/* 右：内容テキスト */
.timeline-content {
  flex: 1;
  padding-left: 24px;
}

.timeline-title {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: #faf7f2;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.timeline-en {
  font-family: "Cormorant Garamond", serif;
  font-size: 13px;
  font-style: italic;
  letter-spacing: 0.06em;
  color: rgba(250, 247, 242, 0.4);
}


/* ================================
   FEATURES セクション（湯灯温泉の魅力）
   ================================
   border枠線で囲んだカード型。
   画像とテキストの間に蜂蜜色の上線。
   DETAILSボタン付き。
   ================================ */
.features-section {
  padding: 100px 0;
  background-color: #faf7f2;
}

.features-inner {
  width: 90%;
  max-width: 1080px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 8px;
}

/* --- 各カード（border枠線で囲む） --- */
.feature-card {
  border: 1px solid #d6d0c6;
  background-color: #fff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: #bf8a24;
}

/* --- カード画像 --- */
.feature-card-thumb {
  position: relative;
  overflow: hidden;
  background-color: #e8e2d8;
}

/* ホバー時の薄いオーバーレイ */
.feature-card-thumb::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(45, 45, 45, 0.15);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

.feature-card:hover .feature-card-thumb::after {
  opacity: 1;
}

.feature-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.feature-card:hover .feature-card-img {
  transform: scale(1.04);
  display: block;
  background-color: #e8e2d8;
}

/* --- カードテキスト部分 --- */
.feature-card-body {
  padding: 48px 28px 24px 56px;
  border-top: 2px solid #bf8a24;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.feature-card-title {
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.4;
  color: #2d2d2d;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.feature-card-en {
  font-family: "Cormorant Garamond", serif;
  font-size: 14px;
  font-style: italic;
  letter-spacing: 0.04em;
  color: #8b8075;
  margin-bottom: 18px;
}

.feature-card-desc {
  font-size: 15px;
  line-height: 2.0;
  color: #555;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

/* --- DETAILSボタン --- */
.feature-card-btn {
  display: inline-block;
  align-self: flex-end;
  margin-top: auto;
  font-family: "Cormorant Garamond", serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #bf8a24;
  background: none;
  border: none;
  padding: 10px 0;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, letter-spacing 0.3s ease;
}

.feature-card-btn:hover {
  color: #a08020;
  letter-spacing: 0.24em;
}


/* ================================
   FEATURES モーダル
   ================================
   オーバーレイ＋中央配置のモーダル。
   画像を大きく表示し、下にタイトル＋説明文。
   ================================ */

/* --- オーバーレイ --- */
.feature-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(18, 15, 12, 0.75);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.feature-modal-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

/* --- モーダル本体 --- */
.feature-modal {
  background-color: #faf7f2;
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.feature-modal-overlay.is-active .feature-modal {
  transform: translateY(0);
}

/* --- 閉じるボタン --- */
.feature-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #888;
  background-color: rgba(250, 247, 242, 0.85);
  border: 1px solid #d6d0c6;
  border-radius: 50%;
  cursor: pointer;
  transition: color 0.3s ease, border-color 0.3s ease;
}

.feature-modal-close:hover {
  color: #2d2d2d;
  border-color: #999;
}

/* --- モーダル画像 --- */
.feature-modal-image-area {
  width: 100%;
  overflow: hidden;
  background-color: #e8e2d8;
}

.feature-modal-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* --- モーダルテキスト --- */
.feature-modal-body {
  padding: 28px 32px 32px;
  border-top: 2px solid #bf8a24;
}

.feature-modal-title {
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 26px;
  font-weight: 600;
  line-height: 1.4;
  color: #2d2d2d;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.feature-modal-en {
  font-family: "Cormorant Garamond", serif;
  font-size: 16px;
  font-style: italic;
  letter-spacing: 0.06em;
  color: #8b8075;
  margin-bottom: 16px;
}

.feature-modal-desc {
  font-size: 16px;
  line-height: 2;
  color: #555;
  letter-spacing: 0.04em;
}

/* --- モーダル本文（複数段落対応） --- */
.feature-modal-text {
  font-size: 16px;
  line-height: 2.1;
  color: #555;
  letter-spacing: 0.04em;
}

.feature-modal-text p {
  margin-bottom: 20px;
}

.feature-modal-text p:last-child {
  margin-bottom: 0;
}


/* ================================
   PAUSE セクション（コンセプト帯）
   ================================ */
.about-pause-section {
  padding: 80px 5%;
  background-color: #3d3d3d;
  text-align: center;
}

.about-pause-content {
  max-width: 600px;
  margin: 0 auto;
}

.about-pause-title {
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 56px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: #faf7f2;
  line-height: 1.3;
  margin-bottom: 10px;
}

.about-pause-sub {
  font-family: "Cormorant Garamond", serif;
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 0.22em;
  color: rgba(250, 247, 242, 0.5);
  margin-bottom: 24px;
}

.about-pause-text {
  font-size: 15px;
  color: rgba(250, 247, 242, 0.6);
  line-height: 2;
  letter-spacing: 0.08em;
}


/* ================================
   CTA帯（ツアーを見る）
   ================================ */
.about-cta-section {
  padding: 56px 5%;
  background-color: #a23b2c;
  text-align: center;
}

.about-cta-inner {
  max-width: 600px;
  margin: 0 auto;
}

.about-cta-heading {
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #fff;
  margin-bottom: 6px;
}

.about-cta-sub {
  font-family: "Cormorant Garamond", serif;
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 28px;
}

.about-cta-btn {
  display: inline-block;
  font-family: "Cormorant Garamond", serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #a23b2c;
  background-color: #fff;
  padding: 18px 52px;
  min-width: 240px;
  border: 1px solid #fff;
  border-radius: 2px;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
}

.about-cta-btn:hover {
  background-color: transparent;
  color: #fff;
  letter-spacing: 0.23em;
  transform: translateY(-2px);
  opacity: 1;
}


/* ================================
   タブレット（1024px以下）
   ================================ */
@media screen and (max-width: 1024px) {

  .philosophy-inner {
    gap: 40px;
  }

  .philosophy-image-area {
    flex: 0 0 50%;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}


/* ================================
   SP（768px以下）
   ================================ */
@media screen and (max-width: 768px) {


  /* --- PHILOSOPHY SP --- */
  .philosophy-section {
    padding: 64px 0;
  }

  .philosophy-inner {
    flex-direction: column;
    gap: 32px;
  }

  .philosophy-text-area {
    padding-top: 0;
  }

  .philosophy-body {
    font-size: 15px;
  }

  .philosophy-body br {
    display: none;
  }

  .philosophy-image-area {
    flex: none;
    max-width: 100%;
    width: 100%;
  }

  .philosophy-slider {
    aspect-ratio: 16 / 10;
  }

  .philosophy-slide-caption {
    font-size: 12px;
    padding: 6px 10px;
  }

  .philosophy-dots {
    margin-top: 12px;
    gap: 8px;
  }

  .philosophy-dot {
    width: 9px;
    height: 9px;
  }

  /* --- STORY SP --- */
  .story-section {
    padding: 64px 0;
  }

  .timeline {
    max-width: 100%;
  }

  .timeline::before {
    left: 6px;
    transform: none;
  }

  .timeline-item {
    flex-wrap: nowrap;
    padding-bottom: 36px;
  }

  .timeline-year {
    display: none;
  }

  .timeline-dot {
    flex: 0 0 12px;
    margin-top: 4px;
  }

  .timeline-content {
    flex: 1;
    padding-left: 20px;
  }

  .timeline-title {
    font-size: 15px;
  }

  .timeline-en {
    font-size: 12px;
  }

  /* SP用：年代をタイトル前に表示 */
  .timeline-item .timeline-content::before {
    font-family: "Shippori Mincho", "Noto Serif JP", serif;
    font-size: 13px;
    font-weight: 600;
    color: #bf8a24;
    letter-spacing: 0.04em;
    margin-bottom: 2px;
    display: block;
  }

  .timeline-item:nth-child(1) .timeline-content::before { content: "大正期"; }
  .timeline-item:nth-child(2) .timeline-content::before { content: "昭和中期"; }
  .timeline-item:nth-child(3) .timeline-content::before { content: "予後衰期"; }
  .timeline-item:nth-child(4) .timeline-content::before { content: "転換"; }
  .timeline-item:nth-child(5) .timeline-content::before { content: "現在"; }

  /* --- FEATURES SP --- */
  .features-section {
    padding: 64px 0;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .feature-card-img {
    aspect-ratio: 16 / 10;
  }

  .feature-card-body {
    padding: 20px 18px 20px 24px;
  }

  .feature-card-title {
    font-size: 18px;
  }

  .feature-card-desc {
    font-size: 14px;
  }

  .feature-card-desc br {
    display: none;
  }

  /* --- モーダル SP --- */
  .feature-modal-overlay {
    padding: 16px;
  }

  .feature-modal {
    max-width: 100%;
    flex-direction: column;
    max-height: 90vh;
    overflow-y: auto;
  }

  .feature-modal-image-area {
    flex: none;
    max-width: 100%;
  }

  .feature-modal-img {
    aspect-ratio: 16 / 10;
    height: auto;
  }

  .feature-modal-title {
    font-size: 22px;
  }
}
/* ===== SP メディアクエリ終了 ===== */