body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f7f9fc;
    color: #002f4b;
  }
  
  .course-section {
    max-width: 1000px;
    margin: auto;
    padding: 2rem;
  }
  
  .catalogue-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #114477;
  }
  
  .top-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    gap: 1rem;
    padding: 1rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(6px);
    box-shadow: 0 8px 20px rgba(162, 196, 230, 0.2);
    border: 1px solid rgba(162, 196, 230, 0.4);
  }
  
  .program-select-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: bold;
    color: #003366;
  }
  
  #programSelect {
    padding: 0.5rem;
    font-size: 1rem;
    border-radius: 4px;
    border: 1px solid #ccc;
    background-color: #eaf3fb;
    color: #003d66;
    cursor: pointer;
  }
  
  .search-export {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
  }
  
  .search-export input {
    padding: 0.5rem;
    font-size: 1rem;
    width: 250px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: #f0f8ff;
    transition: box-shadow 0.3s ease;
  }
  
  .search-export input:focus {
    outline: none;
    box-shadow: 0 0 5px rgba(0, 122, 204, 0.4);
  }
  
  .search-export button {
    padding: 0.5rem 1rem;
    font-size: 1rem;
    background-color: #8ec3e3;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
  }
  
  .search-export button:hover {
    background-color: #6aa8d4;
  }
  
  .course-category {
    margin-bottom: 2rem;
  }
  
  .course-category h2 {
    font-size: 1.25rem;
    color: #003d66;
    border-bottom: 1px solid #ccc;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
  }
  
  .course-list {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .course-list li {
    background-color: white;
    margin-bottom: 0.75rem;
    padding: 1rem;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  .course-list li:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 122, 204, 0.2);
  }
  
  .course-list input[type="checkbox"] {
    margin-right: 0.75rem;
  }
  
  .modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
  }
  
  .modal-content {
    background: linear-gradient(to bottom right, #f0faff, #d8e9f5);
    margin: 5% auto;
    padding: 2rem;
    border: 1px solid #a2c4e6;
    width: 90%;
    max-width: 600px;
    border-radius: 12px;
    position: relative;
    animation: fadeIn 0.4s ease;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
    color: #002f4b;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  .close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    color: #666;
    cursor: pointer;
  }
  
  .close-btn:hover {
    color: #222;
  }
  
  .modal-course-content h3 {
    text-align: center;
    font-size: 1.4rem;
    color: #003f66;
    margin-bottom: 0.5rem;
  }
  
  .modal-course-content p strong {
    font-weight: 600;
    color: #003f66;
  }
  
  .modal-course-content .ltpc-line {
    text-align: center;
    font-size: 1rem;
    border-bottom: 1px solid #aacde8;
    padding-bottom: 0.5rem;
    margin-bottom: 1.2rem;
  }

.modal-course-content p:first-of-type {
  font-size: 1rem;
  padding-top: 5px;
}
  
  .modal-course-content .modal-block {
    margin-top: 1.25rem;
    padding-left: 0.5rem;
    border-left: 3px solid #a2c4e6;
  }
  
  .modal-course-content .modal-block h4 {
    margin: 0 0 0.5rem;
    color: #005fa3;
    font-size: 1.1rem;
  }
  
  .modal-course-content p
  {
    margin: 0.25rem 0 0.5rem;
    padding-bottom: 20px;
    padding-left: 20px;
    line-height: 1;
    color: #002f4b;
    text-align: justify;
  }

  .modal-course-content ul {
    margin: 0.25rem 0 0.5rem;
    padding-bottom: 20px;
    padding-left: 30px;
    line-height: 1;
    color: #002f4b;
    text-align: justify;
  }

  .pdf-container {
    font-family: 'Georgia', serif;
    color: #002244;
  }
  
  /* ===== Title Page ===== */
  .pdf-title-page {
    text-align: center;
    padding: 3rem 1rem;
    page-break-after: always;
  }
  
  .pdf-title-page img {
    width: 60px;
    height: auto;
    margin-bottom: 1rem;
  }
  
  .pdf-title-page h1 {
    font-size: 28px;
    margin-bottom: 0.3rem;
  }
  
  .pdf-title-page h2 {
    font-size: 18px;
    font-weight: normal;
    margin-bottom: 2rem;
    color: #555;
  }
  
  /* ===== Per Course Page ===== */
  .pdf-page {
    page-break-after: always;
    break-inside: avoid;
    padding: 0.5in 0; /* minimal internal spacing */
    margin: 0 auto;
  }
  
  .pdf-page h3 {
    font-size: 20px;
    text-align: center;
    margin: 0.5rem 0 1rem;
  }
  
  /* LTPC center line */
  .pdf-page .ltpc-line {
    text-align: center;
    font-weight: bold;
    margin: 0 0 1rem;
  }
  
  /* Paragraphs and list items */
  .pdf-page p,
  .pdf-page li {
    font-size: 14px;
    line-height: 1.6;
    text-align: justify;
    margin: 0.5rem 0;
  }
  
  /* Lists */
  .pdf-page ul {
    margin: 0.5rem 0 1rem 1.5rem;
    padding-left: 0;
  }
  
  /* Tight spacing between label and first bullet list */
  .pdf-page p + ul {
    margin-top: 0.2rem !important;
  }
  
  /* Optional: Bold headings inside paragraphs (like "Syllabus:") */
  .pdf-page p strong {
    display: inline-block;
    margin-bottom: 0.2rem;
  }