@import url('https://fonts.googleapis.com/css2?family=Amiri&display=swap');
@media (max-width: 768px) {
  .main-content {
    padding: 1rem;
  }

  .book-card {
    padding: 1rem;
  }
}/* تصميم مشابه للأربعين النووية */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #34495e;
  --accent-color: #e67e22;
  --text-color: #333;
  --bg-color: #f8f9fa;
}

body {
  font-family: 'Amiri', serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.8;
}

.header {
  background: var(--primary-color);
  color: white;
  padding: 1rem;
  text-align: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.nav-list {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.nav-list a {
  color: white;
  text-decoration: none;
  font-size: 1.1rem;
}

.main-content {
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.book-card {
  background: white;
  border-radius: 10px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.book-title {
  color: var(--primary-color);
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
}

.book-text {
  white-space: pre-line;
  font-size: 1.1rem;
  line-height: 1.8;
}

.footer {
  background: var(--secondary-color);
  color: white;
  text-align: center;
  padding: 1rem;
  position: relative;
  margin-top: 2rem;
}
/* تنسيق الفهرس */
.toc-section {
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  margin-bottom: 3rem;
}

.toc-container {
  columns: 2;
  column-gap: 2rem;
}

.toc-item {
  margin-bottom: 0.8rem;
  break-inside: avoid;
}

.toc-link {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.3s;
  display: block;
  padding: 0.3rem 0;
}

.toc-link:hover {
  color: var(--accent-color);
  transform: translateX(5px);
}

@media (max-width: 768px) {
  .toc-container {
    columns: 1;
  }
}