/* Case Study Hero Section */
.case-study-hero {
  position: relative;
  width: 100%;
  min-height: 70vh;
  margin-bottom: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.case-study-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}

.case-study-hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 2;
}

.case-study-hero h1 {
  font-size: 3.2rem;
  color: #fff;
  margin-bottom: 20px;
  font-weight: 700;
}

.case-study-hero p {
  font-size: 1.35rem;
  color: #fff;
  line-height: 1.4;
}

/* Overlay for better text readability */
.case-study-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5); /* Dark overlay */
  z-index: 1;
}

/* Case Study Content Section */
.case-study-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  padding-top: 60px; /* Add some space below the hero */
}

.case-study-category {
  margin-bottom: 60px;
}

.case-study-category h2 {
  font-size: 2.2rem;
  color: #333;
  margin-bottom: 30px;
  text-align: left;
  border-bottom: 2px solid #b71c1c;
  padding-bottom: 10px;
  display: inline-block; /* To make border-bottom only as wide as text */
}

.case-study-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.case-study-card {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-study-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.case-study-img-wrap {
  width: 100%;
  height: 180px; /* Adjust height as needed */
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(
    135deg,
    #e0f2f7 0%,
    #d1e5e9 100%
  ); /* Placeholder background */
  padding: 20px;
  box-sizing: border-box;
}

.case-study-img-wrap img {
  max-width: 80%;
  max-height: 100%;
  object-fit: contain;
}

.case-study-card-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.case-study-card-content h3 {
  font-size: 1.3rem;
  color: #333;
  margin-top: 0;
  margin-bottom: 15px;
}

.download-btn {
  background-color: #b71c1c;
  color: #fff;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.download-btn:hover {
  background-color: #a31515;
  transform: translateY(-2px);
}

.download-btn:active {
  transform: translateY(0);
}

/* Mobile Responsive Styles */
@media (max-width: 1200px) {
  .case-study-content {
    max-width: 1000px;
  }

  .case-study-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 992px) {
  .case-study-hero {
    padding: 70px 0;
  }

  .case-study-hero h1 {
    font-size: 2.8rem;
  }

  .case-study-hero p {
    font-size: 1.15rem;
  }

  .case-study-content {
    max-width: 800px;
    padding: 0 30px;
  }

  .case-study-category h2 {
    font-size: 2rem;
  }

  .case-study-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
  }
}

@media (max-width: 768px) {
  .case-study-hero {
    padding: 60px 0;
  }

  .case-study-hero h1 {
    font-size: 2.3rem;
  }

  .case-study-hero p {
    font-size: 1.1rem;
  }

  .case-study-content {
    padding: 0 20px;
  }

  .case-study-category {
    margin-bottom: 40px;
  }

  .case-study-category h2 {
    font-size: 1.8rem;
    margin-bottom: 25px;
  }

  .case-study-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
  }

  .case-study-card {
    border-radius: 6px;
  }

  .case-study-img-wrap {
    height: 160px;
    padding: 15px;
  }

  .case-study-card-content {
    padding: 15px;
  }

  .case-study-card-content h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
  }

  .download-btn {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  .case-study-hero {
    padding: 40px 0;
  }

  .case-study-hero h1 {
    font-size: 1.8rem;
    margin-bottom: 15px;
  }

  .case-study-hero p {
    font-size: 1rem;
    line-height: 1.5;
  }

  .case-study-content {
    padding: 0 15px;
  }

  .case-study-category {
    margin-bottom: 30px;
  }

  .case-study-category h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    text-align: center;
    width: 100%;
  }

  .case-study-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .case-study-img-wrap {
    height: 140px;
    padding: 12px;
  }

  .case-study-card-content {
    padding: 12px;
  }

  .case-study-card-content h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
  }

  .download-btn {
    width: 100%;
    text-align: center;
    padding: 10px;
    font-size: 0.9rem;
  }
}