.case-layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

.case-hero {
  padding: 120px 20px 50px;
  background: linear-gradient(135deg, #1a1a1a, #3b1a1a);
  color: #fff;
}

.case-hero .container {
  max-width: 1180px;
  margin: 0 auto;
}

.case-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 12px;
}

.case-hero p {
  max-width: 900px;
  margin: 0;
  color: #f4d9d9;
  line-height: 1.7;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 28px 0 36px;
}

.case-grid img,
.case-grid video {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: 8px;
  background: #f5f1f1;
}

.case-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 28px 0 30px;
}

.summary-card {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 10px;
  padding: 18px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
}

.summary-card span {
  display: block;
  color: #8a2222;
  font-weight: 700;
  margin-bottom: 6px;
}

.case-section {
  margin: 40px 0;
}

.case-section h2 {
  margin-bottom: 16px;
  color: #1f1f1f;
}

.case-section p,
.case-section li {
  line-height: 1.8;
  color: #313131;
}

.case-section ul {
  margin: 0;
  padding-left: 20px;
}

.case-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 25px;
}

.case-actions a,
.case-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
}

.case-actions .primary {
  background: #8a2222;
  color: #fff;
}

.case-actions .secondary {
  background: #efefef;
  color: #1f1f1f;
}

@media (max-width: 900px) {
  .case-grid,
  .case-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .case-grid,
  .case-summary {
    grid-template-columns: 1fr;
  }
}