/* exam-pattern-syllabus.css - Styles for exam pattern and syllabus page */

body {
  margin: 0;
  padding: 0;
}

.exam-pattern-container {
  display: flex;
  min-height: calc(100vh - 80px);
  margin-top: 80px;
}

/* Table of Contents Sidebar */
.toc-sidebar {
  width: 280px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-right: 1px solid #e2e8f0;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
  position: fixed;
  left: 0;
  top: 80px;
  height: calc(100vh - 80px);
  overflow-y: auto;
  z-index: 998;
  transition: all 0.3s ease;
  display: none; /* Hidden by default, shown when exam details are displayed */
}

.toc-header {
  padding: 1.5rem 1rem;
  background: linear-gradient(135deg, #0a1931, #1e3a8a);
  border-bottom: 1px solid #e2e8f0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.toc-header h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-nav {
  list-style: none;
  padding: 1rem 0;
  margin: 0;
}

.toc-link {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  text-decoration: none;
  color: #475569;
  border-radius: 0;
  transition: all 0.3s ease;
  position: relative;
  font-size: 0.95rem;
  border-left: 3px solid transparent;
}

.toc-link:hover {
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  color: #0a1931;
  border-left-color: #00bfff;
  transform: translateX(4px);
}

.toc-link.active {
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  color: #0a1931;
  border-left-color: #8b5cf6;
  font-weight: 600;
}

.toc-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.85rem;
  margin-right: 12px;
  flex-shrink: 0;
}

.toc-link.active .toc-number {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.toc-text {
  font-weight: 500;
}

/* Main Content Area */
.exam-pattern-main {
  margin-left: 0;
  flex: 1;
  padding: 2rem;
  max-width: 100%;
  transition: margin-left 0.3s ease;
}

.exam-pattern-main.with-sidebar {
  margin-left: 280px;
  max-width: calc(100% - 280px);
}

/* Exam List View */
.exam-list-view {
  max-width: 1200px;
  margin: 0 auto;
}

.page-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-header h1 {
  font-size: 2.5rem;
  color: #0a1931;
  margin-bottom: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.page-header h1 i {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header p {
  font-size: 1.1rem;
  color: #64748b;
  max-width: 600px;
  margin: 0 auto;
}

.exam-list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.exam-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  border: 1px solid #e2e8f0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 180px;
  justify-content: space-between;
}

.exam-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.15);
  border-color: #8b5cf6;
}

.exam-card-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: white;
  margin-bottom: 0.75rem;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.25);
  flex-shrink: 0;
}

.exam-card h3 {
  font-size: 1.1rem;
  color: #0a1931;
  margin-bottom: 0.5rem;
  font-weight: 600;
  line-height: 1.4;
  min-height: 2.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.view-details-btn {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: 20px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 3px 12px rgba(139, 92, 246, 0.25);
  margin-top: auto;
  font-size: 0.9rem;
}

.view-details-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

.loading-message,
.empty-message {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  color: #64748b;
  font-size: 1.1rem;
}

/* Exam Details View */
.exam-details-view {
  max-width: 1000px;
  margin: 0 auto;
}

.back-to-list-btn {
  background: #64748b;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.back-to-list-btn:hover {
  background: #475569;
  transform: translateX(-4px);
}

.content-section {
  background: white;
  border-radius: 16px;
  padding: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  scroll-margin-top: 100px;
}

.section-title {
  font-size: 2rem;
  color: #0a1931;
  margin-bottom: 1.5rem;
  font-weight: 700;
  padding-bottom: 1rem;
  border-bottom: 3px solid #8b5cf6;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-title i {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-content {
  color: #334155;
  line-height: 1.8;
  font-size: 1.05rem;
}

.section-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 1.5rem 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.section-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.section-content table th {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: white;
  padding: 14px;
  text-align: left;
  font-weight: 600;
  font-size: 0.95rem;
}

.section-content table td {
  padding: 12px 14px;
  border-bottom: 1px solid #e2e8f0;
  color: #334155;
}

.section-content table tbody tr:hover {
  background: #f8fafc;
}

.section-content table tbody tr:last-child td {
  border-bottom: none;
}

.cutoff-entry {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.cutoff-entry h4 {
  margin: 0 0 1rem 0;
  color: #0a1931;
  font-size: 1.25rem;
}

.section-content a {
  color: #8b5cf6;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.section-content a:hover {
  color: #7c3aed;
  text-decoration: underline;
}

.no-content {
  text-align: center;
  padding: 2rem;
  color: #94a3b8;
  font-style: italic;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .toc-sidebar {
    width: 240px;
  }

  .exam-pattern-main.with-sidebar {
    margin-left: 240px;
    max-width: calc(100% - 240px);
  }
}

@media (max-width: 768px) {
  .exam-pattern-container {
    flex-direction: column;
  }

  .toc-sidebar {
    position: relative;
    width: 100%;
    height: auto;
    top: 0;
    border-right: none;
    border-bottom: 1px solid #e2e8f0;
    max-height: 300px;
    overflow-y: auto;
  }

  .toc-nav {
    display: flex;
    overflow-x: auto;
    padding: 0.5rem;
    gap: 0.5rem;
  }

  .toc-link {
    flex-direction: column;
    padding: 0.75rem 1rem;
    min-width: 100px;
    border-left: none;
    border-bottom: 3px solid transparent;
    border-radius: 8px;
  }

  .toc-link:hover,
  .toc-link.active {
    transform: none;
    border-left: none;
    border-bottom-color: #8b5cf6;
  }

  .toc-number {
    margin-right: 0;
    margin-bottom: 6px;
  }

  .exam-pattern-main {
    margin-left: 0 !important;
    max-width: 100% !important;
    padding: 1.5rem 1rem;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .exam-list-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .content-section {
    padding: 1.5rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .exam-pattern-main {
    padding: 1rem;
  }

  .page-header h1 {
    font-size: 1.5rem;
  }

  .content-section {
    padding: 1.25rem;
  }

  .section-title {
    font-size: 1.3rem;
  }

  .section-content {
    font-size: 1rem;
  }
}