/* ==================
   RESET & ROOT
================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --col-logo: 8%;   
  --col-image: 40%; 
  --col-text: 52%;  
  --bg: #ffffff;
  --ink: #1a1a18;
  --accent: #999999;
  --line: rgba(26,26,24,0.12);
  --header-h: 100px;
  --slide-h: calc(100dvh - var(--header-h));
}

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Jost', sans-serif;
}

/* ==================
   LAYOUT
================== */
.layout {
  display: grid;
  grid-template-columns: var(--col-logo) var(--col-image) var(--col-text);
  height: var(--slide-h);
  width: 100%;
}

/* ==================
   LEFT: STICKY LOGO
================== */
.col-logo {
  position: relative;
  height: var(--slide-h);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 16px; 
  background: var(--bg);
  z-index: 10;
}

.logo-mark {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.7rem;
  font-weight: 300;
  letter-spacing: 0.4em;
  color: var(--ink);
  text-transform: uppercase;
  margin-bottom: 40px;
}

.logo-divider {
  width: 1px;
  height: 60px;
  background: var(--ink);
  margin: 0 auto 40px;
}

.logo-year {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  letter-spacing: 0.25em;
  color: var(--ink);
  writing-mode: vertical-rl;
}

.scroll-progress {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.progress-label {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--ink);
  writing-mode: vertical-rl;
}

.progress-bar {
  width: 1px;
  height: 80px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}

.progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--accent);
  height: 0%;
  transition: height 0.4s ease;
}

.slide-counter {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--ink);
  writing-mode: vertical-rl;
  margin-top: 8px;
}

/* ==================
   MIDDLE: IMAGE SNAP
================== */
.col-images {
  height: var(--slide-h);
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
  border-right: 1px solid var(--line);
}

.col-images::-webkit-scrollbar {
  display: none;
}

.slide-image {
  height: var(--slide-h);
  scroll-snap-align: start;
  position: relative;
  overflow: hidden;
  background: #f0ede8;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide-image:hover img {
  transform: scale(1.03);
}

.slide-index-float {
  position: absolute;
  bottom: 24px;
  right: 24px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 4rem;
  font-weight: 300;
  color: rgba(255,255,255,0.2);
  line-height: 1;
  user-select: none;
}

.img-overlay-link,
.img-overlay-link:link,
.img-overlay-link:visited,
.img-overlay-link:active,
.img-overlay-link:focus {
  position: absolute;
  bottom: 24px;
  left: 24px;
  font-family: 'Jost', sans-serif;
  font-size: 1.3rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  z-index: 5;
  line-height: 1;
  transition: opacity 0.2s;
  width: auto;
  height: auto;
  opacity: 0.7;
}

.img-overlay-link:hover {
  opacity: 0.7;
}

/* ==================
   RIGHT: TEXT SNAP
================== */
.col-text {
  height: var(--slide-h);
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
}

.col-text::-webkit-scrollbar {
  display: none;
}

.slide-text {
  height: var(--slide-h);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: stretch; 
  padding: 56px 80px; 
  border-bottom: 1px solid var(--line);
  position: relative;
}

.slide-text::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 0%;
  background: var(--accent);
  transition: height 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide-text.active::before {
  height: 100%;
}

/* ==================
   SP用HTML要素のPC側での扱い
================== */
.sp-page-1 {
  width: 100%;
  height: 100%;
  position: relative;
}
.sp-page-2,
.sp-slide-left,
.sp-slide-right,
.sp-text-divider,
.sp-hero-subtext,
.sp-slide-catch {
  display: none;
}

/* ==================
   上下二分化のレイアウト (PC)
================== */
.text-top {
  display: flex;
  flex-direction: column;
  justify-content: center; 
  flex: 1; 
  padding-bottom: 24px;
}

.text-bottom {
  display: flex;
  flex-direction: column;
  justify-content: center; 
  flex: 1; 
  padding-top: 24px;
}

/* 中央の境界線 */
.split-line {
  border: none;
  border-top: 1px solid var(--line);
  margin: 0;
  width: 100%;
  opacity: 0;
  transition: opacity 0.5s ease 0.4s;
}

.slide-text.active .split-line {
  opacity: 1;
}

/* ==================
   各テキスト要素 (PC)
================== */
.text-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.7rem; 
  letter-spacing: 0.4em;
  color: var(--ink);
  margin-bottom: 12px;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.5s ease 0.1s;
}

.slide-text.active .text-num {
  opacity: 1;
  transform: translateY(0);
}

/* 共通のタイトル（各コレクション用） */
.text-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.5rem; 
  font-weight: 300;
  line-height: 1.3;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  color: var(--ink);
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.5s ease 0.2s;
}

/* Heroのタイトルのみ大きく */
.slide-text:first-child .text-title {
  font-size: 4rem; 
  line-height: 1.2;
}

.slide-text.active .text-title {
  opacity: 1;
  transform: translateY(0);
}

.text-divider {
  width: 32px;
  height: 1px;
  background: var(--ink);
  margin-bottom: 24px; 
  opacity: 0;
  transition: all 0.5s ease 0.3s;
}

.slide-text.active .text-divider {
  opacity: 1;
}

.text-body {
  font-size: 1.4rem; 
  line-height: 1.8;
  letter-spacing: 0.05em;
  color: var(--ink);
  max-width: 100%;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.5s ease 0.35s;
}

.slide-text.active .text-body {
  opacity: 1;
  transform: translateY(0);
}

.text-season {
  position: absolute;
  bottom: 40px;
  right: 40px;
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: rgba(26,26,24,0.25);
}

/* ==================
   追加要素（コメント・RECOMMEND）(PC)
================== */
.text-comment {
  margin-top: 24px;
  padding: 16px 20px;
  border: none;
  background-color: rgba(26,26,24,0.05); 
  font-size: 1.1rem;
  line-height: 1.6;
}

/* バイヤーコメント見出し */
.comment-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.text-recommend {
  margin-top: 0;
}

.recommend-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.2rem;
  letter-spacing: 0.1em;
  margin-bottom: 28px;
  font-weight: 400;
}

.recommend-items {
  display: flex;
  gap: 20px; 
  /* 縦長画像＋テキストで高さが出るため、全体の幅を少し絞って高さを抑える */
  max-width: 65%; 
}

.recommend-item {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* 縦長比率のコンテナ (背景色を白に変更) */
.recommend-img {
  width: 100%;
  background: #ffffff; 
  aspect-ratio: 3 / 4; 
  overflow: hidden;
  margin-bottom: 10px;
}

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

/* 下部のテキスト情報 */
.recommend-info {
  margin-top: 8px;
  text-align: center;
  line-height: 1.4;
}

.recommend-id {
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.recommend-price {
  font-size: 1.2rem;
  color: rgba(26,26,24,0.6);
}

/* COMING SOON ボックス (PC) */
.coming-soon-box {
  background-color: rgba(26,26,24,0.05); 
  padding: 60px 20px;
  text-align: center;
  font-family: 'Jost', sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.2em;
  color: var(--ink);
  width: 100%;
}


.text-link {
  margin-top: 32px; 
  font-size: 1.4rem;
  letter-spacing: 0.1em;
}

.text-link a {
  color: var(--ink);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.3s;
}

.text-link a:hover {
  opacity: 1;
}

/* 新規要素のアニメーション */
.slide-text .text-comment,
.slide-text .text-recommend,
.slide-text .text-link {
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.5s ease;
}

.slide-text .text-comment { transition-delay: 0.4s; }
.slide-text .text-recommend { transition-delay: 0.45s; }
.slide-text .text-link { transition-delay: 0.5s; }

.slide-text.active .text-comment,
.slide-text.active .text-recommend,
.slide-text.active .text-link {
  opacity: 1;
  transform: translateY(0);
}


/* ==================
   INNER SLIDER (2枚フェード)
================== */
.inner-slider {
  position: relative;
  width: 100%;
  height: 100%;
  cursor: grab;
  user-select: none;
  touch-action: pan-y;
}

.inner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s linear;
  pointer-events: none;
}

.inner-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

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

.inner-slide a:not(.img-overlay-link) {
  display: block;
  width: 100%;
  height: 100%;
}

.inner-slide a:not(.img-overlay-link):hover {
  opacity: 1;
}

.slider-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 5;
}

.slider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(26,26,24,0.2);
  cursor: pointer;
  transition: background 0.3s;
  border: none;
  padding: 0;
}

.slider-dot.is-active {
  background: rgba(26,26,24,0.7);
}

/* ==================
   FIRST SLIDE HERO (PC・共通)
================== */
.slide-image.hero {
  background: var(--bg);
  overflow: hidden;
  position: relative;
}

/* 1枚画像用のクラス */
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-content {
  text-align: center;
  color: var(--bg);
  z-index: 2;
  position: relative;
}

.hero-content h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.hero-content p {
  font-size: 0.7rem;
  letter-spacing: 0.45em;
  color: rgba(245,243,239,0.5);
  text-transform: uppercase;
}

.hero-bg-text {
  position: absolute;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 300;
  color: rgba(245,243,239,0.03);
  user-select: none;
  white-space: nowrap;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* ==================
   SCROLL HINT
================== */
.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeInUp 1s ease 1.5s both;
  z-index: 5;
}

.scroll-hint span {
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--ink);
  text-transform: uppercase;
}

.scroll-arrow {
  width: 1px;
  height: 40px;
  background: rgba(26,26,24,0.3);
  position: relative;
  overflow: hidden;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--ink);
  animation: slideDown 1.5s ease infinite;
}

.slide-image.hero .scroll-hint span {
  color: rgba(255, 255, 255, 0.85);
}

.slide-image.hero .scroll-arrow {
  background: rgba(255, 255, 255, 0.25);
}

.slide-image.hero .scroll-arrow::after {
  background: rgba(255, 255, 255, 0.9);
}

@keyframes slideDown {
  to { top: 100%; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translate(-50%, 16px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

.block-header-top {
  display: none;
}

/* ==================
   PAGE FOOTER SECTION
================== */
.page-footer-section {
  width: 100%;
  background: var(--bg);
}

.footer-rule {
  border: none;
  margin: 0 auto;
  width: calc(100% - 80px);
  max-width: 900px;
}

.author-block {
  display: grid;
  grid-template-columns: 176px 1fr;
  grid-template-rows: auto auto;
  gap: 0 32px;
  padding: 20px 40px;
  max-width: 900px;
  margin: 10% auto;
  align-items: start;
}

.author-block-top {
  display: contents;
}

.author-img {
  width: 176px;
  height: 176px;
  object-fit: cover;
  grid-column: 1;
  grid-row: 1 / 3;
}

.author-info {
  padding-top: 8px;
  grid-column: 2;
  grid-row: 1;
}

.author-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--ink);
  margin-bottom: 8px;
}

.author-role {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--ink);
  margin-bottom: 24px;
}

.author-bio {
  font-size: 1.1rem;
  line-height: 2;
  letter-spacing: 0.06em;
  color: var(--ink);
  max-width: 520px;
  grid-column: 2;
  grid-row: 2;
}

.footer-cta {
  padding: 0 40px 56px;
  max-width: 900px;
  margin: 0 auto;
}

.footer-cta-btn {
  display: block;
  width: 100%;
  padding: 28px 0;
  border: 1px solid var(--ink);
  background: transparent;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  letter-spacing: 0.35em;
  color: var(--ink);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}

.footer-cta-btn,
.footer-cta-btn:link,
.footer-cta-btn:visited,
.footer-cta-btn:hover,
.footer-cta-btn:active,
.footer-cta-btn:focus {
  color: var(--ink);
  text-decoration: none;
}

.footer-cta-btn:hover {
  opacity: 0.7;
}

.mar_T100 {margin: 75px 0px 0px 0px;}


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

  :root {
    --header-h: 100px;
    --slide-h: calc(100dvh - var(--header-h));
    --sp-hero-image-ratio: 75%; 
    --sp-hero-text-ratio: 25%;  
  }

  .layout {
    display: block;
    height: auto;
    width: 100%;
  }

  .col-logo {
    display: none;
  }

  .col-text {
    display: none;
  }

  /* SP時は英語サブテキストを非表示にしてスペースを確保 */
  .sp-hero-subtext {
    display: none;
  }

  .col-images {
    height: var(--slide-h);
    width: 100%;
    margin-top: 0;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    border-right: none;
  }

  .slide-image:not(.hero) {
    height: auto;
    overflow: visible;
    scroll-snap-align: none;
    display: block;
    background: transparent;
  }

  .slide-image.hero {
    height: var(--slide-h);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    overflow: hidden;
    background: var(--bg);
    position: relative;
    scroll-snap-align: start;
  }

  .slider-dots {
    display: none;
  }

  .hero-img {
    flex: 0 0 var(--sp-hero-image-ratio);
    height: var(--sp-hero-image-ratio);
    object-position: center;
  }

  .slide-image.hero .scroll-hint {
    position: absolute;
    bottom: calc(var(--sp-hero-text-ratio) + 16px);
    display: none;
  }

  .slide-image img,
  .inner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .slide-index-float {
    display: none;
  }

  .img-overlay-link,
  .img-overlay-link:link,
  .img-overlay-link:visited,
  .img-overlay-link:hover,
  .img-overlay-link:active,
  .img-overlay-link:focus {
    bottom: 3%;
    left: auto;
    right: 16px;
    font-size: 1.2rem;
    letter-spacing: 0.1em;
  }

  /* ==================
     SP: 1ページ目（画像 ＋ 番号・タイトル・キャッチ）
  ================== */
  .sp-page-1 {
    height: var(--slide-h);
    width: 100%;
    scroll-snap-align: start; 
    display: flex;
    flex-direction: column;
    background: #fff;
    position: relative;
  }

  .sp-page-1 .inner-slider {
    width: 100%;
    flex: 0 0 75%;
    height: 75%;
    min-height: 0;
  }

  .sp-page-1 .sp-slide-left {
    display: flex;
    flex-direction: column; 
    justify-content: center;
    align-items: flex-start; 
    text-align: left; 
    flex: 0 0 25%;
    height: 25%;
    width: 100%; 
    background: #fff;
    border-top: 1px solid var(--line);
    padding: 0 24px;
    gap: 8px; /* 隙間を調整 */
  }

  .sp-slide-num {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem; 
    letter-spacing: 0.3em;
    color: var(--ink);
    white-space: nowrap;
  }

  .sp-slide-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.8rem; 
    font-weight: 300;
    line-height: 1.2;
    letter-spacing: 0.1em;
    color: var(--ink);
    text-align: left; 
    width: 100%;
    margin-bottom: 10px;
  }

  /* 1ページ目のキャッチコピー */
  .sp-slide-catch {
    display: block;
    font-size: 1.2rem;
    line-height: 1.6;
    letter-spacing: 0.05em;
    color: var(--ink);
  }

  /* ==================
     SP: 2ページ目（コンテンツ）
  ================== */
  .sp-page-2 {
    display: flex; 
    flex-direction: column;
    justify-content: center; 
    height: var(--slide-h);
    width: 100%;
    scroll-snap-align: start; 
    background: #fff;
    padding: 40px 24px; 
    overflow-y: auto; 
    box-sizing: border-box;
  }

  /* SP2ページ目冒頭の罫線は削除（または非表示） */
  .sp-text-divider {
    display: none;
  }

  .sp-slide-right {
    display: block; 
    margin: auto 0; 
    font-size: 1.2rem; 
    line-height: 1.9; 
    letter-spacing: 0.05em;
    color: var(--ink);
  }

  .text-comment {
    margin-top: 0; 
    padding: 24px 20px; 
    font-size: 1.05rem; 
  }
  
  .comment-title {
    font-size: 1.6rem;
    margin-bottom: 6px;
  }

  .text-recommend {
    margin-top: 40px; 
  }
  
  .recommend-title {
    margin-bottom: 16px;
    font-size: 1.6rem; 
  }

  .recommend-items {
    max-width: 90%; 
    margin: 0 auto; /* SP版は少し幅を絞って中央寄せ */
    gap: 8px; 
  }

  .recommend-info {
    margin-top: 6px;
  }

  .recommend-id {
    font-size: 1rem;
  }

  .recommend-price {
    font-size: 1rem;
  }

  /* SP COMING SOON ボックス */
  .coming-soon-box {
    padding: 40px 20px;
    font-size: 1.1rem;
    max-width: 90%;
    margin: 0 auto;
  }

  .sp-slide-links {
    font-size: 1.25rem; 
    letter-spacing: 0.2em;
    color: var(--ink);
    opacity: 0.6;
    margin-top: 40px; 
    margin-bottom: 0; 
  }

  .sp-slide-links a,
  .sp-slide-links a:link,
  .sp-slide-links a:visited,
  .sp-slide-links a:hover,
  .sp-slide-links a:active,
  .sp-slide-links a:focus {
    color: var(--ink);
    text-decoration: none;
  }

  /* ==================
     Hero用テキストエリア (SP)
  ================== */
  .sp-hero-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--sp-hero-text-ratio); 
    display: flex;
    flex-direction: column;
    justify-content: center; 
    padding: 12px 24px; 
    background: #fff;
    border-top: 1px solid var(--line);
    overflow: hidden;
  }

  .sp-hero-text .sp-slide-left {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-shrink: 0;
  }

  .sp-hero-text .sp-slide-title {
    font-size: 2.4rem;
    text-align: left;
  }

  /* ==================
     FOOTER
  ================== */
  .author-block {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .author-block-top {
    display: flex !important;
    flex-direction: row;
    align-items: flex-start;
    gap: 16px;
    width: 100%;
  }

  .author-img {
    width: 100px;
    height: 100px;
    flex-shrink: 0;
    grid-column: unset;
    grid-row: unset;
  }

  .author-info {
    padding-top: 4px;
    grid-column: unset;
    grid-row: unset;
  }

  .author-name {
    font-size: 2rem;
  }

  .author-role {
    font-size: 1.3rem;
    margin-bottom: 0;
  }

  .author-bio {
    width: 100%;
    font-size: 1.2rem;
    grid-column: unset;
    grid-row: unset;
  }

  .footer-cta {
    padding: 0 20px 40px;
  }

  .footer-rule {
    width: calc(100% - 40px);
  }

  .scroll-progress {
    display: none;
  }
    
  #header_top {
    padding: 0;
    margin: 0;
  }
      
  footer {
   background: #062A43;
  }
}