.category-investigation {
  max-width: 1300px;
  margin: 100px auto;
  padding: 50px 30px;
  background: linear-gradient(to right, #1e1e2f, #121221);
  border-radius: 30px;
  box-shadow: 0 0 80px rgba(0,0,0,0.5);
}

.category-investigation h2 {
  text-align: center;
  font-size: 40px;
  font-weight: 900;
  color: #ff1744;
  margin-bottom: 60px;
  text-transform: uppercase;
  letter-spacing: 3px;
  text-shadow: 0 0 15px rgba(255, 23, 68, 0.4);
}

.investigation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 40px;
}

.investigation-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 8px 30px rgba(255, 23, 68, 0.15);
  backdrop-filter: blur(14px);
  transition: transform 0.4s ease;
}

.investigation-card:hover {
  transform: translateY(-10px) scale(1.02);
}

.img-layer {
  position: relative;
  overflow: hidden;
  height: 200px;
  clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
}

.img-layer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.investigation-card:hover .img-layer img {
  transform: scale(1.1);
}

.inv-content {
  padding: 25px;
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.inv-content h3 {
  font-size: 20px;
  font-weight: bold;
  color: #ff647c;
}

.inv-content p {
  font-size: 14px;
  color: #dcdcdc;
  flex-grow: 1;
}

.inv-content a {
  align-self: flex-start;
  color: #ff1744;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.3s;
}

.inv-content a:hover {
  color: #ff547a;
  text-decoration: underline;
}