.mobi-hero {
  text-align: center;
  padding: 3rem 0;
  background-color: #f8f9fa;
  border-radius: 0.5rem;
  margin-bottom: 2rem;
}

.mobi-hero h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.mobi-hero p {
  font-size: 1.1rem;
  color: #6c757d;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.upload-card {
  background-color: #fff;
  border: 2px dashed #dee2e6;
  border-radius: 1rem;
  padding: 2.5rem;
  text-align: center;
  margin-bottom: 2rem;
  cursor: pointer;
  transition: all 0.2s;
}

.upload-card:hover {
  border-color: #fd7e14;
  background-color: rgba(253, 126, 20, 0.02);
}

.upload-icon {
  font-size: 3rem;
  color: #fd7e14;
  margin-bottom: 1.5rem;
}

.mobi-btn {
  background-color: #fd7e14;
  border-color: #fd7e14;
}

.mobi-btn:hover {
  background-color: #e26a0b;
  border-color: #d56308;
}

.features-section {
  margin-bottom: 3rem;
}

.feature-card {
  background-color: #fff;
  border-radius: 0.5rem;
  padding: 1.5rem;
  height: 100%;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  transition: transform 0.2s;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-icon {
  font-size: 2rem;
  color: #fd7e14;
  margin-bottom: 1rem;
}

.mobi-example {
  background-color: #fff;
  border-radius: 0.5rem;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.mobi-info {
  margin-bottom: 3rem;
}

.info-card {
  background-color: #fff;
  border-radius: 0.5rem;
  padding: 1.5rem;
  height: 100%;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.book-preview {
  border: 1px solid #dee2e6;
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  margin-bottom: 1.5rem;
}

.book-cover {
  max-width: 200px;
  margin: 0 auto;
  display: block;
}

.book-pages {
  background-color: #fff;
  padding: 1.5rem;
  border-radius: 0 0 0.5rem 0.5rem;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-style: italic;
  color: #6c757d;
}