/* =====================================================================
   WORKS 詳細: SOBANOMA KYOTO 専用スタイル
   すべて .sobanoma-works 配下にスコープ。既存ページ・共通CSSに影響させない。
   ポートフォリオUIフォント: Cinzel Decorative（英字見出し）× Gothic A1（本文）
   ※ Yu Mincho は「制作物SOBANOMA本体の使用フォント」= TYPOGRAPHYセクションの
     表示対象としてのみ扱い、このページのUIには使用しない。
   ===================================================================== */

/* ページ背景をポートフォリオ既存の薄い水色へ（このページのみ上書き） */
.l-wrapper.sobanoma-works,
.sobanoma-works .main {
  background-color: var(--color-bg-soft);
}

.sobanoma-works .sobanoma-works__content {
  --soba-washi: #f4f0e7;
  /* 文字色は既存WORKS（MELLOW等）に合わせたダークグレー。純黒は使わない。 */
  --soba-sumi: #333333;   /* 見出し・タイトル（style.css の --color-heading と同値） */
  --soba-moss: #2f4a37;
  --soba-text: #4a4a4a;   /* 本文（style.css の body / --color-text と同値） */
  --soba-muted: #6f7772;  /* 補足ラベル（mellow-works の --mellow-muted と同値） */
  --soba-line: rgba(32, 35, 31, 0.16);
  --soba-panel: #ffffff;

  max-width: 72rem;
  margin: 0 auto;
  padding: 3rem 4.5rem 8.5rem;
  color: var(--soba-text);
  font-family: "Gothic A1", "Noto Sans JP", sans-serif;
  font-size: 0.95rem;
  line-height: 1.9;
}

.sobanoma-works .sobanoma-works__content * {
  box-sizing: border-box;
}

/* WORKS ラベル（このページは左寄せ・小さめ） */
.sobanoma-works .works-head {
  align-items: flex-start;
  padding: 3.25rem 4.5rem 0;
}

.sobanoma-works .works-head__title {
  font-family: "Cinzel Decorative", serif;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.24em;
  color: var(--soba-muted);
}

.sobanoma-works .works-head__line {
  display: none;
}

/* ---- 共通パーツ ---- */
.sobanoma-works .soba-heading {
  margin: 0 0 1.3rem;
  font-family: "Cinzel Decorative", serif;
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 1.35;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-heading span {
  display: block;
  margin-top: 0.35rem;
  font-family: "Gothic A1", "Noto Sans JP", sans-serif;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-lead {
  margin: 0 0 1.25rem;
  font-family: "Gothic A1", "Noto Sans JP", sans-serif;
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1.75;
  letter-spacing: 0.04em;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-text {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 2;
  color: var(--soba-text);
}

.sobanoma-works .soba-text:last-child {
  margin-bottom: 0;
}

.sobanoma-works .soba-block {
  margin-top: 5.5rem;
  padding-top: 5rem;
  border-top: 1px solid var(--soba-line);
}

/* ---- 01 FV ---- */
.sobanoma-works .soba-hero {
  display: grid;
  grid-template-columns: minmax(15rem, 0.8fr) minmax(0, 1.6fr);
  gap: 4rem;
  align-items: center;
  min-height: 28rem;
}

.sobanoma-works .soba-hero__eyebrow {
  margin: 0 0 1.1rem;
  font-family: "Cinzel Decorative", serif;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--soba-moss);
}

.sobanoma-works .soba-hero__title {
  margin: 0;
  font-family: "Cinzel Decorative", serif;
  font-size: clamp(2.1rem, 3vw, 3.2rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0.05em;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-hero__subtitle {
  margin: 1.35rem 0 0;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-hero__link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.8rem;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid var(--soba-moss);
  font-family: "Cinzel Decorative", serif;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--soba-moss);
  transition: color 0.3s ease, border-color 0.3s ease, opacity 0.3s ease;
}

.sobanoma-works .soba-hero__link:hover,
.sobanoma-works .soba-hero__link:focus-visible {
  opacity: 0.7;
}

.sobanoma-works .soba-hero__visual {
  margin: 0;
}

.sobanoma-works .soba-hero__image {
  display: block;
  width: 100%;
  height: auto;
}

/* ---- 02 PROJECT INFO + CONCEPT ---- */
.sobanoma-works .soba-overview {
  display: grid;
  grid-template-columns: minmax(16rem, 0.72fr) minmax(0, 1.28fr);
  gap: 4rem;
}

.sobanoma-works .soba-project-info__list {
  margin: 0;
}

.sobanoma-works .soba-project-info__row {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0.75rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--soba-line);
}

.sobanoma-works .soba-project-info__row:first-of-type {
  border-top: 1px solid var(--soba-line);
}

.sobanoma-works .soba-project-info__row dt,
.sobanoma-works .soba-project-info__row dd {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.7;
}

.sobanoma-works .soba-project-info__row dt {
  font-family: "Cinzel Decorative", serif;
  letter-spacing: 0.06em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-project-info__row dd {
  color: var(--soba-text);
}

.sobanoma-works .soba-concept__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(11rem, 0.66fr);
  gap: 2.25rem;
  align-items: start;
}

.sobanoma-works .soba-concept__visual {
  margin: 0;
}

.sobanoma-works .soba-concept__image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.25rem;
}

/* ---- 03 SERVICE / TARGET / PURPOSE ---- */
.sobanoma-works .soba-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 3.25rem;
}

.sobanoma-works .soba-col__title {
  margin: 0 0 1rem;
  font-family: "Gothic A1", "Noto Sans JP", sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.7;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-col__quote {
  margin: 1.25rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--soba-moss);
  font-size: 0.85rem;
  color: var(--soba-muted);
}

.sobanoma-works .soba-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.7rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--soba-line);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-flow__step {
  white-space: nowrap;
}

.sobanoma-works .soba-flow__arrow {
  color: var(--soba-moss);
}

/* ---- 04 STRUCTURE ---- */
.sobanoma-works .soba-structure__title {
  margin: 0 0 0.75rem;
  font-family: "Gothic A1", "Noto Sans JP", sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-structure__flow {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  align-items: stretch;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.sobanoma-works .soba-structure__step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.5rem 1.1rem;
  border: 1px solid var(--soba-line);
  border-radius: 0.3rem;
  background: var(--soba-panel);
  text-align: center;
}

.sobanoma-works .soba-structure__step:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: -0.62rem;
  transform: translateY(-50%);
  font-size: 0.8rem;
  color: var(--soba-moss);
}

.sobanoma-works .soba-structure__num {
  font-family: "Cinzel Decorative", serif;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-structure__label {
  font-family: "Cinzel Decorative", serif;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-structure__label-ja {
  font-size: 0.75rem;
  color: var(--soba-muted);
}

.sobanoma-works .soba-structure__step--reservation {
  border-color: var(--soba-moss);
  background: var(--soba-moss);
}

.sobanoma-works .soba-structure__step--reservation .soba-structure__num,
.sobanoma-works .soba-structure__step--reservation .soba-structure__label,
.sobanoma-works .soba-structure__step--reservation .soba-structure__label-ja {
  color: #ffffff;
}

.sobanoma-works .soba-structure__step--reservation::after {
  color: var(--soba-moss);
}

/* ---- 05 DESIGN TONE / COLOR / TYPOGRAPHY ---- */
.sobanoma-works .soba-design {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 3rem;
}

.sobanoma-works .soba-design__keyword {
  margin: 0 0 1rem;
  font-family: "Cinzel Decorative", serif;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--soba-moss);
}

.sobanoma-works .soba-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.35rem;
}

.sobanoma-works .soba-tags span {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--soba-line);
  border-radius: 999px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-color-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.sobanoma-works .soba-color-item {
  text-align: center;
}

.sobanoma-works .soba-color-item__chip {
  display: block;
  width: 100%;
  height: 3.4rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--soba-line);
  border-radius: 0.25rem;
}

.sobanoma-works .soba-color-item__code {
  margin: 0;
  font-family: "Cinzel Decorative", serif;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--soba-sumi);
}

.sobanoma-works .soba-color-item__name {
  margin: 0.2rem 0 0.35rem;
  font-size: 0.75rem;
  color: var(--soba-muted);
}

.sobanoma-works .soba-color-item__desc {
  margin: 0 auto;
  max-width: 9.5rem;
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--soba-muted);
  text-wrap: balance;
  word-break: normal;
  overflow-wrap: normal;
}

/* 制作物SOBANOMA本体の使用フォント名だけを実際の Yu Mincho で表示（Windows/Mac フォールバック付き）。
   ページUI自体のフォント（本文 Gothic A1 / 英字見出し Cinzel Decorative）は変更しない。 */
.sobanoma-works .soba-typography__font-name {
  margin: 0 0 0.75rem;
  font-family: "Yu Mincho", "YuMincho", "\6E38\660E\671D", "\6E38\660E\671D\4F53",
    "Hiragino Mincho ProN", "MS PMincho", serif;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  color: var(--soba-sumi);
}

/* ---- 06 PREVIEW ---- */
.sobanoma-works .soba-preview__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(9rem, 0.32fr);
  gap: 3rem;
  align-items: start;
  margin-top: 2.5rem;
}

.sobanoma-works .soba-preview__label {
  margin: 0 0 1rem;
  font-family: "Cinzel Decorative", serif;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--soba-muted);
}

.sobanoma-works .soba-preview__figure {
  margin: 0;
}

.sobanoma-works .soba-preview__image {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--soba-line);
  border-radius: 0.25rem;
  background: var(--soba-panel);
}

.sobanoma-works .soba-preview__column--sp .soba-preview__image {
  max-width: 220px;
}

.sobanoma-works .soba-preview__placeholder {
  display: grid;
  place-items: center;
  min-height: 16rem;
  padding: 2rem;
  border: 1px dashed var(--soba-line);
  border-radius: 0.25rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--soba-muted);
  text-align: center;
}

/* =====================================================================
   登場アニメーション（.js-soba-reveal / .is-visible）
   静か・上品・ゆっくり・控えめ。JS(IntersectionObserver)側で一度だけ付与。
   ===================================================================== */
.sobanoma-works .js-soba-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.sobanoma-works .js-soba-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* 01 FV テキスト：少しずつ時間差（translateY 12px / 0.7s） */
.sobanoma-works .soba-hero__eyebrow.js-soba-reveal,
.sobanoma-works .soba-hero__title.js-soba-reveal,
.sobanoma-works .soba-hero__subtitle.js-soba-reveal,
.sobanoma-works .soba-hero__link.js-soba-reveal {
  transform: translateY(12px);
  transition-duration: 0.7s;
}
.sobanoma-works .soba-hero__eyebrow.js-soba-reveal { transition-delay: 0.05s; }
.sobanoma-works .soba-hero__title.js-soba-reveal { transition-delay: 0.15s; }
.sobanoma-works .soba-hero__subtitle.js-soba-reveal { transition-delay: 0.25s; }
.sobanoma-works .soba-hero__link.js-soba-reveal { transition-delay: 0.35s; }

/* 01 FV モックアップ：静かに浮かび上がる（hover と競合しないよう animation を使用） */
.sobanoma-works .soba-hero__visual.js-soba-reveal {
  opacity: 0;
}
.sobanoma-works .soba-hero__visual.js-soba-reveal.is-visible {
  animation: soba-fv-rise 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}
@keyframes soba-fv-rise {
  from { opacity: 0; transform: translateY(24px) scale(0.985); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* CONCEPT 画像：拡大せず、わずかに scale */
.sobanoma-works .soba-concept__visual.js-soba-reveal {
  transform: scale(0.985);
  transition-duration: 0.8s;
}

/* 03 / 05 の3カラム：PCのみ 1列目=0 / 2列目=0.08s / 3列目=0.16s */
@media (min-width: 768px) {
  .sobanoma-works .soba-columns > .js-soba-reveal:nth-child(2) { transition-delay: 0.08s; }
  .sobanoma-works .soba-columns > .js-soba-reveal:nth-child(3) { transition-delay: 0.16s; }
  .sobanoma-works .soba-design > .js-soba-reveal:nth-child(2) { transition-delay: 0.08s; }
  .sobanoma-works .soba-design > .js-soba-reveal:nth-child(3) { transition-delay: 0.16s; }
}

/* 04 STRUCTURE：6ボックスを左→右（PC）／上→下（SP）へ順に。親の is-visible で発火 */
.sobanoma-works .soba-structure.js-soba-reveal .soba-structure__step {
  transform: translateY(10px);
  transition: transform 0.6s ease-out;
}
.sobanoma-works .soba-structure.js-soba-reveal.is-visible .soba-structure__step {
  transform: none;
}
.sobanoma-works .soba-structure.js-soba-reveal.is-visible .soba-structure__step:nth-child(2) { transition-delay: 0.07s; }
.sobanoma-works .soba-structure.js-soba-reveal.is-visible .soba-structure__step:nth-child(3) { transition-delay: 0.14s; }
.sobanoma-works .soba-structure.js-soba-reveal.is-visible .soba-structure__step:nth-child(4) { transition-delay: 0.21s; }
.sobanoma-works .soba-structure.js-soba-reveal.is-visible .soba-structure__step:nth-child(5) { transition-delay: 0.28s; }
.sobanoma-works .soba-structure.js-soba-reveal.is-visible .soba-structure__step:nth-child(6) { transition-delay: 0.35s; }

/* 01 FV モックアップ：PCのみ ごく小さいホバー浮遊（img 側に適用し reveal と競合させない） */
.sobanoma-works .soba-hero__image {
  transition: transform 0.45s ease-out;
}
@media (min-width: 768px) and (hover: hover) {
  .sobanoma-works .soba-hero__visual:hover .soba-hero__image {
    transform: translateY(-4px);
  }
}

/* =====================================================================
   レスポンシブ（SP）— 375 / 390 / 430px で横スクロールを出さないこと
   ===================================================================== */
@media (max-width: 767px) {
  .sobanoma-works .works-head {
    padding: 2.75rem 1.4rem 0;
  }

  .sobanoma-works .works-head__title {
    font-size: 0.95rem;
    letter-spacing: 0.2em;
  }

  .sobanoma-works .sobanoma-works__content {
    padding: 2.25rem 1.4rem 4.5rem;
    font-size: 0.94rem;   /* 本文 ≒15px */
    line-height: 1.85;
  }

  .sobanoma-works .soba-block {
    margin-top: 3.5rem;
    padding-top: 3rem;
  }

  .sobanoma-works .soba-heading {
    font-size: 0.95rem;   /* 英字ラベル ≒15px */
  }

  /* 01 FV：縦積み（eyebrow → title → subtitle → link → モックアップ） */
  .sobanoma-works .soba-hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.75rem;
    min-height: 0;
    padding-bottom: 2.5rem;
  }

  .sobanoma-works .soba-hero__title {
    font-size: clamp(1.9rem, 8vw, 2.5rem);
  }

  .sobanoma-works .soba-hero__subtitle {
    font-size: 0.88rem;
  }

  .sobanoma-works .soba-hero__visual,
  .sobanoma-works .soba-hero__image {
    width: 100%;
    max-width: 100%;
    height: auto;
  }

  /* 02 / 03 / 05：完全1カラム */
  .sobanoma-works .soba-overview,
  .sobanoma-works .soba-concept__body,
  .sobanoma-works .soba-columns,
  .sobanoma-works .soba-design {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.75rem;
  }

  /* 02 PROJECT INFO：行を縦積み（dt 上／dd 下）で 375px でも詰まらない */
  .sobanoma-works .soba-project-info__row {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.15rem;
    padding: 0.7rem 0;
  }

  /* 02 CONCEPT 画像：コンテナ幅に追従 */
  .sobanoma-works .soba-concept__visual,
  .sobanoma-works .soba-concept__image {
    max-width: 100%;
    width: 100%;
  }

  /* 03 SERVICE / TARGET / PURPOSE：縦線ではなく薄い上罫で区切り、余白広め */
  .sobanoma-works .soba-columns > .soba-col + .soba-col {
    padding-top: 2.75rem;
    border-top: 1px solid var(--soba-line);
  }

  .sobanoma-works .soba-col__title {
    font-size: 1.2rem;   /* SP見出し級 ≒19px */
    line-height: 1.75;
  }

  .sobanoma-works .soba-text {
    line-height: 1.85;
  }

  /* 04 STRUCTURE：SPは1列の縦フロー（読みやすさ優先） */
  .sobanoma-works .soba-structure__flow {
    grid-auto-flow: row;
    grid-template-columns: minmax(0, 1fr);
    grid-auto-columns: auto;
    gap: 0.55rem;
    margin-top: 2rem;
  }

  .sobanoma-works .soba-structure__step {
    padding: 1.05rem 1.1rem;
  }

  .sobanoma-works .soba-structure__step:not(:last-child)::after {
    content: none;
  }

  /* 05 DESIGN TONE / COLOR */
  .sobanoma-works .soba-design__keyword {
    font-size: 1.1rem;
  }

  /* 05 COLOR：3色は横並び維持。説明文は列幅いっぱいで自然改行 */
  .sobanoma-works .soba-color-list {
    gap: 0.5rem;
  }

  .sobanoma-works .soba-color-item__chip {
    height: 2.7rem;
  }

  .sobanoma-works .soba-color-item__desc {
    max-width: 100%;
  }

  /* 06 PREVIEW：PC完成画面 → SP完成画面 の順で縦並び */
  .sobanoma-works .soba-preview__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.75rem;
    justify-items: center;
  }

  .sobanoma-works .soba-preview__column {
    width: 100%;
    max-width: 100%;
  }

  .sobanoma-works .soba-preview__column--pc .soba-preview__image {
    width: 100%;
    height: auto;
  }

  .sobanoma-works .soba-preview__column--sp .soba-preview__image {
    max-width: 190px;   /* 元画像800px幅 → 拡大しない */
  }
}

/* 極小幅（〜400px：375 / 390 を含む）の微調整 */
@media (max-width: 400px) {
  .sobanoma-works .works-head,
  .sobanoma-works .sobanoma-works__content {
    padding-left: 1.15rem;
    padding-right: 1.15rem;
  }

  .sobanoma-works .soba-hero__title {
    font-size: clamp(1.8rem, 8vw, 2.2rem);
  }

  .sobanoma-works .soba-flow {
    font-size: 0.78rem;
  }
}

/* =====================================================================
   prefers-reduced-motion：登場演出をすべて停止し、最初から通常表示
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
  .sobanoma-works .js-soba-reveal,
  .sobanoma-works .js-soba-reveal.is-visible,
  .sobanoma-works .soba-structure.js-soba-reveal .soba-structure__step,
  .sobanoma-works .soba-hero__image,
  .sobanoma-works .soba-hero__link {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }
}

/* JS 無効環境でも内容が消えないためのフォールバック（noscript の <style> も併用） */
@media (scripting: none) {
  .sobanoma-works .js-soba-reveal {
    opacity: 1;
    transform: none;
  }
}