:root {
  --bg: #f5f5f7;
  --bg-card: #ffffff;
  --text-main: #111827;
  --text-muted: #6b7280;
  --brand-red: #E9372B;
}

body.case-studies-page {
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text-main);
}

.case-studies-page img {
  max-width: 100%;
  display: block;
}

.case-studies-page .page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

.case-studies-page .case-studies-header {
  margin-bottom: 32px;
}

.case-studies-page .case-studies-header h1 {
  font-family: "Manrope-Bold", sans-serif;
  font-size: 28px;
  color: var(--text-main);
  margin: 0 0 10px;
  line-height: 1.2;
}

.case-studies-page .case-studies-header p {
  font-family: "Manrope-Regular", sans-serif;
  font-size: 15px;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0;
  line-height: 1.6;
}

.case-studies-page .posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 340px));
  gap: 24px;
  justify-content: flex-start;
}

.case-studies-page .post-card {
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  padding: 12px;
  border-radius: 16px;
  min-height: 380px;
  max-width: 340px;
  width: 100%;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  background: var(--bg-card);
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.case-studies-page .post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(233, 55, 43, 0.12);
}

.case-studies-page .post-img {
  height: 190px;
  width: 100%;
  object-fit: cover;
  border-radius: 12px;
}

.case-studies-page .post-body {
  padding: 14px 6px 6px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.case-studies-page .post-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-red);
  margin-bottom: 8px;
  font-family: "Manrope-SemiBold", sans-serif;
}

.case-studies-page .post-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  font-family: "Manrope-SemiBold", sans-serif;
  line-height: 1.45;
  color: var(--text-main);
}

.case-studies-page .post-excerpt {
  font-size: 13px;
  color: var(--text-muted);
  font-family: "Manrope-Regular", sans-serif;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.case-studies-page .back-btn {
  border: none;
  font-size: 14px;
  cursor: pointer;
  color: #ffffff;
  background-color: var(--brand-red);
  padding: 10px 16px;
  margin: 20px 0;
  border-radius: 6px;
  font-family: "Manrope-SemiBold", sans-serif;
}

.case-studies-page .detail-hero-img img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 24px;
}

.case-studies-page .detail-title {
  font-size: 30px;
  margin: 15px 0 10px;
  font-weight: 700;
  font-family: "Manrope-SemiBold", sans-serif;
  color: var(--text-main);
}

.case-studies-page .detail-content {
  margin-top: 20px;
  line-height: 1.75;
  font-size: 15px;
  color: #222;
}

.case-studies-page .detail-content h3 {
  font-family: "Manrope-SemiBold", sans-serif;
  font-size: 18px;
}

.case-studies-page .detail-content p,
.case-studies-page .detail-content li {
  font-family: "Manrope-Regular", sans-serif;
  font-size: 14px;
}

@media (max-width: 768px) {
  .case-studies-page .page {
    padding-top: 24px;
  }

  .case-studies-page .case-studies-header h1 {
    font-size: 24px;
  }

  .case-studies-page .posts-grid {
    grid-template-columns: 1fr;
    justify-content: stretch;
  }

  .case-studies-page .post-card {
    max-width: 100%;
  }
}