/* 黒ぶどう酢事例：既存の事例詳細ページに合わせたレイアウト調整のみ */

.black-grape-case__visual {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.black-grape-case__hero-image {
  max-width: 1100px;
  margin: 0 auto;
}

.black-grape-case__hero-image img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  background-color: var(--color-white);
}

.black-grape-case__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 920px;
  margin: var(--space-xl) auto 0;
  border-top: 1px solid #d9dee3;
  border-bottom: 1px solid #d9dee3;
}

.black-grape-case__facts > div {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  padding: var(--space-md);
}

.black-grape-case__facts > div + div {
  border-left: 1px solid #d9dee3;
}

.black-grape-case__facts dt,
.black-grape-case__facts dd {
  margin: 0;
  line-height: 1.7;
}

.black-grape-case__facts dt {
  color: var(--color-primary);
  font-weight: 700;
}

.black-grape-case__facts dd {
  color: var(--color-secondary);
}

.black-grape-case__overview,
.black-grape-case__relief,
.black-grape-case__process,
.black-grape-case__faq {
  background-color: var(--color-light) !important;
}

.black-grape-case__story,
.black-grape-case__specs,
.black-grape-case__links {
  background-color: var(--color-white) !important;
}

.grape-section-head {
  max-width: 920px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.grape-section-head__kicker,
.grape-story__number {
  display: none;
}

.grape-section-head h2 {
  position: relative;
  margin: 0;
  padding-bottom: var(--space-sm);
  color: var(--color-primary);
  font-size: var(--font-2xl);
  font-weight: 700;
  line-height: 1.5;
}

.grape-section-head h2::after {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 80px;
  height: 3px;
  background-color: var(--color-accent);
  content: '';
  transform: translateX(-50%);
}

.grape-overview__intro {
  max-width: 920px;
  margin: 0 auto var(--space-xl);
  font-size: 1.2em;
  line-height: 1.9;
}

.grape-overview__intro a,
.black-grape-case .link {
  color: var(--color-primary);
  font-weight: 700;
  text-underline-offset: .2em;
}

.grape-overview__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-md);
  max-width: 1100px;
  margin: 0 auto;
}

.grape-overview__grid article {
  padding: var(--space-lg);
  border: 1px solid #d9dee3;
  border-radius: 8px;
  background-color: var(--color-white);
}

.grape-overview__grid span {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
  font-weight: 700;
}

.grape-overview__grid h3 {
  margin: 0 0 var(--space-sm);
  color: var(--color-primary);
  font-size: var(--font-lg);
}

.grape-overview__grid p {
  margin: 0;
  line-height: 1.8;
}

.grape-story__row {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  border-bottom: 1px solid #e1e5e9;
}

.grape-story__row:first-child {
  padding-top: 0;
}

.grape-story__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

/* 最初の内容だけ画像を横幅いっぱいにし、左右交互の単調な反復を避ける */
.grape-story__row--stacked {
  grid-template-columns: 1fr;
}

.grape-story__row--stacked .grape-story__copy {
  max-width: 920px;
  margin: 0 auto;
}

.grape-story__row--stacked .grape-story__image {
  width: 100%;
}

.grape-story__row--text-only {
  grid-template-columns: 1fr;
}

.grape-story__row--text-only .grape-story__copy {
  max-width: 920px;
  margin: 0 auto;
}

.grape-story__row--reverse .grape-story__copy {
  order: 2;
}

.grape-story__row--reverse .grape-story__image {
  order: 1;
}

.grape-story__copy h2 {
  margin: 0 0 var(--space-lg);
  color: var(--color-primary);
  font-size: var(--font-2xl);
  line-height: 1.5;
}

.grape-story__copy > p:not(.grape-story__number) {
  margin: 0 0 var(--space-md);
  font-size: 1.2em;
  line-height: 1.9;
}

.grape-story__copy > p:last-of-type {
  margin-bottom: 0;
}

.grape-story__image {
  margin: 0;
}

.grape-story__image img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background-color: var(--color-white);
}

.grape-story__image figcaption {
  margin-top: var(--space-sm);
  color: #555;
  font-size: var(--font-sm);
  line-height: 1.7;
}

.grape-direction {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.grape-direction > div {
  padding: var(--space-md);
  border: 1px solid #d9dee3;
  border-radius: 6px;
  background-color: var(--color-light);
}

.grape-direction > .is-selected {
  border: 2px solid var(--color-primary);
  background-color: var(--color-white);
}

.grape-direction strong,
.grape-direction span {
  display: block;
}

.grape-direction strong {
  margin-bottom: var(--space-xs);
  color: var(--color-primary);
}

.grape-direction span {
  color: var(--color-secondary);
  font-size: var(--font-sm);
}

.grape-note {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  border-left: 3px solid var(--color-primary);
  background-color: var(--color-light);
}

.grape-note strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-primary);
}

.grape-note p {
  margin: 0;
  line-height: 1.8;
}

.grape-check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm) var(--space-md);
  margin: var(--space-lg) 0 0;
  padding: 0;
  list-style: none;
}

.grape-check-list li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--color-primary);
  font-weight: 700;
}

.grape-check-list li::before {
  position: absolute;
  top: .55em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-accent);
  content: '';
}

.grape-relief__text {
  max-width: 920px;
  margin: 0 auto var(--space-xl);
}

.grape-relief__text p {
  margin: 0 0 var(--space-md);
  font-size: 1.2em;
  line-height: 1.9;
}

.grape-relief__text p:last-child {
  margin-bottom: 0;
}

.grape-relief__comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
  max-width: 1100px;
  margin: 0 auto;
}

.grape-relief__comparison figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid #d9dee3;
  border-radius: 8px;
  background-color: var(--color-white);
}

.grape-relief__comparison img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  background-color: var(--color-white);
}

.grape-relief__comparison figcaption {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid #d9dee3;
}

.grape-relief__comparison strong,
.grape-relief__comparison span {
  display: block;
}

.grape-relief__comparison strong {
  margin-bottom: var(--space-xs);
  color: var(--color-primary);
  font-size: var(--font-lg);
}

.grape-relief__comparison span {
  line-height: 1.8;
}

.grape-spec__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  gap: var(--space-xl);
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
}

.black-grape-case__specs .product-specs-table {
  max-width: none;
  margin: 0;
}

.black-grape-case__specs .specs-table th {
  width: 28%;
}

.black-grape-case__specs .specs-table td {
  line-height: 1.8;
}

.grape-risk-card {
  padding: var(--space-lg);
  border: 1px solid #d9dee3;
  border-top: 3px solid var(--color-primary);
  border-radius: 8px;
  background-color: var(--color-light);
}

.grape-risk-card > span {
  color: var(--color-accent);
  font-size: var(--font-sm);
  font-weight: 700;
}

.grape-risk-card h3 {
  margin: var(--space-xs) 0 var(--space-md);
  color: var(--color-primary);
  font-size: var(--font-lg);
  line-height: 1.5;
}

.grape-risk-card p {
  margin: 0 0 var(--space-sm);
  line-height: 1.8;
}

.grape-risk-card .link {
  display: inline-block;
  margin-top: var(--space-sm);
}

.grape-process__steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-sm);
  max-width: 1100px;
  margin: 0 auto var(--space-xl);
  padding: 0;
  list-style: none;
}

.grape-process__steps li {
  padding: var(--space-md);
  border: 1px solid #d9dee3;
  border-radius: 6px;
  background-color: var(--color-white);
}

.grape-process__steps span {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
  font-weight: 700;
}

.grape-process__steps strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-primary);
}

.grape-process__steps p {
  margin: 0;
  font-size: var(--font-sm);
  line-height: 1.7;
}

.grape-price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
  max-width: 920px;
  margin: 0 auto;
}

.grape-price-grid article {
  padding: var(--space-lg);
  border: 1px solid #d9dee3;
  border-radius: 8px;
  background-color: var(--color-white);
}

.grape-price-grid article > p:first-child,
.grape-price-grid strong {
  color: var(--color-primary);
}

.grape-price-grid strong {
  display: block;
  margin: var(--space-sm) 0;
  font-size: var(--font-2xl);
}

.grape-price-grid strong span,
.grape-price-grid strong small {
  font-size: var(--font-sm);
}

.grape-price-grid .grape-price-grid__estimate {
  font-size: var(--font-xl);
  line-height: 1.55;
}

.grape-price-grid article > p:last-child {
  margin: 0;
  line-height: 1.8;
}

.grape-price-note {
  max-width: 920px;
  margin: var(--space-md) auto 0;
  color: #555;
  font-size: var(--font-sm);
  line-height: 1.7;
}

.grape-links__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  max-width: 920px;
  margin: 0 auto;
}

.grape-links__grid a {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) auto;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-md) var(--space-lg);
  border: 1px solid #d9dee3;
  border-radius: 6px;
  color: var(--color-primary);
  text-decoration: none;
}

.grape-links__grid a:hover {
  border-color: var(--color-primary);
  background-color: var(--color-light);
}

.grape-links__grid span {
  color: var(--color-accent);
  font-size: var(--font-sm);
  font-weight: 700;
}

.grape-links__grid i {
  color: var(--color-primary);
}

.grape-faq__list {
  max-width: 920px;
  margin: 0 auto;
  border-top: 1px solid #d9dee3;
}

.grape-faq__list > div {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid #d9dee3;
}

.grape-faq__list dt {
  margin: 0 0 var(--space-sm);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.7;
}

.grape-faq__list dd {
  margin: 0;
  font-size: 1.2em;
  line-height: 1.9;
}

.grape-consult-note {
  max-width: 920px;
  margin: var(--space-2xl) auto 0;
  padding-top: var(--space-xl);
  border-top: 3px solid var(--color-primary);
}

.grape-consult-note h3 {
  margin: 0 0 var(--space-sm);
  color: var(--color-primary);
  font-size: var(--font-lg);
}

.grape-consult-note p {
  margin: 0;
  font-size: 1.2em;
  line-height: 1.9;
}

@media (max-width: 992px) {
  .grape-overview__grid,
  .grape-process__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grape-process__steps li:last-child {
    grid-column: 1 / -1;
  }

  .grape-spec__layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .black-grape-case__facts,
  .grape-overview__grid,
  .grape-story__row,
  .grape-relief__comparison,
  .grape-process__steps,
  .grape-price-grid,
  .grape-links__grid {
    grid-template-columns: 1fr;
  }

  .black-grape-case__facts > div + div {
    border-top: 1px solid #d9dee3;
    border-left: 0;
  }

  .grape-section-head h2,
  .grape-story__copy h2 {
    font-size: var(--font-xl);
  }

  .grape-story__row {
    gap: var(--space-xl);
  }

  .grape-story__row .grape-story__image,
  .grape-story__row--reverse .grape-story__image {
    order: 1;
  }

  .grape-story__row .grape-story__copy,
  .grape-story__row--reverse .grape-story__copy {
    order: 2;
  }

  .grape-story__row--stacked .grape-story__copy {
    order: 1;
  }

  .grape-story__row--stacked .grape-story__image {
    order: 2;
  }

  .grape-direction,
  .grape-check-list {
    grid-template-columns: 1fr;
  }

  .grape-process__steps li:last-child {
    grid-column: auto;
  }

  .black-grape-case__specs .specs-table th,
  .black-grape-case__specs .specs-table td {
    display: block;
    width: 100%;
  }

  .black-grape-case__specs .specs-table th {
    padding-bottom: var(--space-xs);
    border-bottom: 0;
  }

  .black-grape-case__specs .specs-table td {
    padding-top: var(--space-xs);
  }
}

@media (max-width: 576px) {
  .black-grape-case__facts > div {
    grid-template-columns: 78px minmax(0, 1fr);
    padding: var(--space-sm);
  }

  .grape-overview__intro,
  .grape-story__copy > p:not(.grape-story__number),
  .grape-relief__text p,
  .grape-faq__list dd,
  .grape-consult-note p {
    font-size: 1em;
  }

  .grape-links__grid a {
    grid-template-columns: 54px minmax(0, 1fr) auto;
    gap: var(--space-sm);
    padding: var(--space-md);
  }
}