:root {
  --colore-primario: #b53f33; /* Rosso logo */
  --colore-secondario: #9ba3b6; /* Grigio lavanda */
  --colore-accento: #5f6676; /* Grigio scuro */
  --colore-sfondo: #f1f1f1; /* Sfondo chiaro */
  --colore-testo: #2c2c2c; /* Testi scuri */
  --colore-IGC: #b59759;
}

/* Case Study Hero Section */
#case-study-hero {
  position: relative;
  height: 20vh;
  min-height: 300px;
  display: flex;
  align-items: center;
  margin-top: 90px;
  background-color: #48a765;
}

#case-study-hero .hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

#case-study-hero .hero-background::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.3),
    rgba(0, 0, 0, 0.7)
  );
}

#case-study-hero .hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
  text-align: center;
}

.hero-content h1 {
  font-size: calc(var(--font-size-base) * 4.375); /* 70px */
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-bold);
  margin-bottom: 1rem;
  color: white;
}

/* Case Study Intro Section */
.case-study-intro {
  padding: 8rem 2rem 4rem 2rem;
  background-color: white;
}

.case-study-intro .intro-content {
  max-width: 1440px;
  margin: 0 auto;
}

.case-study-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  color: var(--colore-accento);
}

.case-study-meta .date {
  font-size: var(--font-size-md);
  color: var(--colore-accento);
}

.case-study-meta .share {
  cursor: pointer;
  transition: color 0.3s ease;
}

.case-study-meta .share:hover {
  color: var(--colore-primario);
}

.intro-grid {
  display: flex;
  align-items: center;
  gap: 4rem;
  max-width: 1440px;
  margin: 0 auto;
}

.intro-text-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.intro-image {
  flex: 0 0 40%;
  max-width: 40%;
}

.intro-image img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  display: block;
}

.case-study-intro h2 {
  font-size: var(--font-size-5xl); /* 48px */
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-bold);
  margin-bottom: 2rem;
  color: var(--colore-testo);
  padding-top: 2rem;
}

.case-study-intro .intro-text {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-normal);
  color: var(--colore-testo);
}

/* Solutions Section */
.solutions-section {
  padding: 4rem 0;
  background-color: #f8f9fa;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.solution-item {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.solution-item:hover {
  transform: translateY(-5px);
}

.solution-image {
  width: 100%;
  height: 600px;
  object-fit: cover;
}

.solution-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.solution-content h3 {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 1rem;
  color: var(--colore-testo);
}

.solution-content p {
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--colore-testo);
  margin-bottom: 1rem;
}

/* Impact Section */
.impact-section {
  padding: 4rem 0;
  background-color: white;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.impact-item {
  text-align: center;
  padding: 2rem;
  background: #f8f9fa;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.impact-item i {
  font-size: 2.5rem;
  color: var(--colore-primario);
  margin-bottom: 1rem;
}

.impact-item h3 {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 1rem;
  color: var(--colore-testo);
}

.impact-item p {
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--colore-testo);
  margin-bottom: 1rem;
}

/* Quote Section */
.quote-section {
  padding: 4rem 2rem;
  background-color: var(--colore-primario);
  color: white;
}

.quote-container {
  max-width: 1440px;
  margin: 0 auto;
  text-align: center;
}

.quote-container blockquote {
  font-size: var(--font-size-3xl);
  line-height: var(--line-height-normal);
  font-style: italic;
  font-weight: var(--font-weight-medium);
  max-width: 800px;
  margin: 0 auto;
}

.read-more {
  color: var();
}

/* Responsive Design */
@media (max-width: 1100px) {
  .hero-content h1 {
    font-size: calc(var(--font-size-base) * 3.75); /* 60px */
  }

  .case-study-intro h2 {
    font-size: var(--font-size-4xl);
  }

  .solution-content h3 {
    font-size: var(--font-size-xl);
  }

  .quote-container blockquote {
    font-size: var(--font-size-2xl);
  }
}

@media (max-width: 768px) {
  #case-study-hero .hero-content h1 {
    font-size: calc(var(--font-size-base) * 3); /* 48px */
  }

  .case-study-intro {
    padding: 2rem 2rem 3rem 2rem;
  }

  .case-study-intro h2 {
    font-size: var(--font-size-3xl);
    padding-top: 0;
    margin-bottom: 1.5rem;
  }

  .case-study-intro .intro-text {
    font-size: var(--font-size-md);
  }

  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .impact-grid {
    grid-template-columns: 1fr;
  }

  .solution-image {
    height: 500px;
  }

  .quote-container blockquote {
    font-size: var(--font-size-xl);
  }

  .intro-grid {
    flex-direction: column;
    gap: 2rem;
  }

  .intro-image {
    flex: 0 0 100%;
    max-width: 100%;
    order: -1;
  }

  .intro-text-content {
    text-align: left;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  #case-study-hero .hero-content h1 {
    font-size: calc(var(--font-size-base) * 2.5); /* 40px */
  }

  .case-study-intro {
    padding: 3.5rem 1.5rem 2rem 1.5rem;
  }

  .case-study-intro h2 {
    font-size: var(--font-size-2xl);
  }

  .solution-image {
    height: 400px;
  }

  .quote-container blockquote {
    font-size: var(--font-size-lg);
  }
}