/* ===========================
   CASES — shared styles
=========================== */

.header__nav-list a.is-current {
  color: var(--color-primary);
}

/* ---- Page Hero ---- */
.page-hero {
  padding: 56px 0 48px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.page-hero__label {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.35em;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.page-hero__title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.page-hero__desc {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.85;
}

/* ===========================
   CASES LIST PAGE
=========================== */

.cases-section {
  padding: 80px 0 120px;
  background: var(--color-bg);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr));
  gap: 36px;
  margin-top: 0;
}

.case-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.case-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.07);
}

.case-card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-bg-2);
}

.case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-card:hover .case-card__image img {
  transform: scale(1.04);
}

.case-card__body {
  padding: 28px 32px 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.case-card__tag {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}

.case-card__company {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.case-card__title {
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 14px;
  color: var(--color-text);
}

.case-card__excerpt {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 24px;
  flex: 1;
}

.case-card__link {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.06em;
  transition: letter-spacing var(--transition);
  align-self: flex-start;
}

.case-card__link:hover {
  letter-spacing: 0.12em;
}

/* ===========================
   INDIVIDUAL CASE PAGE
=========================== */

/* Header */
.case-header {
  padding: 56px 0 52px;
  background: var(--color-bg-2);
  border-bottom: 1px solid var(--color-border);
}

.case-header__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.case-header__label {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.4em;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.case-header__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.case-header__tag {
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 100px;
  background: rgba(201, 168, 76, 0.12);
  border: 1px solid rgba(201, 168, 76, 0.35);
  color: var(--color-primary-dark);
}

.case-header__title {
  font-size: clamp(26px, 4.5vw, 44px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.case-header__company {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Lead image */
.case-lead-image {
  width: 100%;
  border-bottom: 1px solid var(--color-border);
}

.case-lead-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Story body */
.case-body {
  padding: 72px 0 100px;
  background: var(--color-bg);
}

.case-body__inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Meta info */
.case-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 56px;
}

.case-meta__item {
  padding: 20px 24px;
  border-right: 1px solid var(--color-border);
}

.case-meta__item:last-child {
  border-right: none;
}

.case-meta__label {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.case-meta__value {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
}

/* Story text */
.case-story p {
  font-size: 16px;
  line-height: 2.05;
  color: var(--color-text);
  margin-bottom: 32px;
}

.case-story p:last-child {
  margin-bottom: 0;
}

/* Inline images */
.case-story__image {
  margin: 48px -24px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.case-story__image img {
  width: 100%;
  height: auto;
  display: block;
}

.case-story__image-caption {
  padding: 12px 20px;
  font-size: 12px;
  color: var(--color-text-muted);
  background: var(--color-bg-2);
  border-top: 1px solid var(--color-border);
  text-align: center;
  letter-spacing: 0.03em;
}

/* Photo gallery */
.case-gallery {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}

.case-gallery__title {
  font-family: var(--font-en);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.case-gallery__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.case-gallery__item {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.case-gallery__item img {
  width: 100%;
  height: auto;
  display: block;
}

/* Back link bar */
.case-back-bar {
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.case-back__link {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.case-back__link:hover {
  color: var(--color-primary);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 768px) {
  .page-hero {
    padding: 40px 0 36px;
  }

  .cases-section {
    padding: 52px 0 80px;
  }

  .case-card__body {
    padding: 22px 24px 28px;
  }

  .case-header {
    padding: 40px 0 36px;
  }

  .case-header__title {
    font-size: clamp(22px, 6vw, 32px);
    line-height: 1.4;
  }

  .case-lead-image {
    max-height: 280px;
  }

  .case-lead-image img {
    max-height: 280px;
  }

  .case-body {
    padding: 48px 0 72px;
  }

  .case-meta {
    grid-template-columns: 1fr;
    margin-bottom: 40px;
  }

  .case-meta__item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .case-meta__item:last-child {
    border-bottom: none;
  }

  .case-meta__label {
    margin-bottom: 0;
    min-width: 64px;
    flex-shrink: 0;
  }

  .case-story p {
    font-size: 15px;
    line-height: 1.95;
    margin-bottom: 24px;
  }

  .case-story__image {
    margin: 36px 0;
    border-radius: 8px;
  }

  .case-gallery {
    margin-top: 48px;
    padding-top: 36px;
  }

  .case-gallery__grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .case-gallery__item {
    aspect-ratio: unset;
  }
}