/* ===================================================
   VBC Courses Page Styles
   =================================================== */

/* ---- MODAL ---- */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
}

.modal--open {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: modalFadeIn 0.25s ease;
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.modal__container {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 720px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal__header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 24px 28px 20px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  flex-shrink: 0;
}

.modal__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1rem;
  color: var(--white);
}

.modal--topic .modal__icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.modal--exercise .modal__icon {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

.modal--tool .modal__icon {
  background: linear-gradient(135deg, #43a047, #2e7d32);
}

.modal__tag {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 2px;
}

.modal__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.3;
}

.modal__close {
  margin-left: auto;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: var(--gray-100);
  border-radius: 50%;
  cursor: pointer;
  color: var(--gray-500);
  font-size: 0.9rem;
  transition: var(--transition);
}

.modal__close:hover {
  background: var(--primary);
  color: var(--white);
}

.modal__body {
  padding: 24px 28px 32px;
  overflow-y: auto;
  flex: 1;
  font-size: 0.92rem;
  color: var(--gray-700);
  line-height: 1.75;
}

.modal__body h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-top: 24px;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 2px solid rgba(196,30,58,0.08);
}

.modal__body h4:first-child {
  margin-top: 0;
}

.modal__body p {
  margin-bottom: 12px;
}

.modal__body ul,
.modal__body ol {
  padding-left: 20px;
  margin-bottom: 12px;
}

.modal__body ul ul {
  margin-top: 4px;
  margin-bottom: 4px;
}

.modal__body li {
  margin-bottom: 6px;
}

.modal__body strong {
  color: var(--dark);
}

.modal__body em {
  color: var(--primary);
  font-style: italic;
}

.modal__body table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 0.88rem;
}

.modal__body table td {
  padding: 10px 14px;
  border: 1px solid var(--gray-100);
  vertical-align: top;
}

.modal__body table td:first-child {
  background: var(--bg-light);
  font-weight: 600;
  color: var(--dark);
  width: 180px;
  white-space: nowrap;
}

/* ---- CLICKABLE ITEMS ---- */
.clickable-item {
  cursor: pointer;
  transition: all 0.2s ease;
  border-radius: 6px;
  padding: 6px 8px 6px 18px !important;
  margin: 0 -8px;
  position: relative;
}

.clickable-item:hover {
  background: linear-gradient(135deg, rgba(196,30,58,0.04), rgba(212,168,67,0.03));
  padding-left: 22px !important;
}

.clickable-item::after {
  content: '\f054';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.6rem;
  color: var(--gray-300);
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  transition: all 0.2s ease;
}

.clickable-item:hover::after {
  color: var(--primary);
  right: 4px;
}

/* Scrollbar for modal */
.modal__body::-webkit-scrollbar {
  width: 6px;
}

.modal__body::-webkit-scrollbar-track {
  background: transparent;
}

.modal__body::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 3px;
}

.modal__body::-webkit-scrollbar-thumb:hover {
  background: var(--gray-500);
}

/* Responsive modal */
@media (max-width: 768px) {
  .modal__container {
    width: 95%;
    max-height: 90vh;
    border-radius: var(--radius);
  }

  .modal__header {
    padding: 18px 20px 16px;
  }

  .modal__body {
    padding: 18px 20px 24px;
  }

  .modal__title {
    font-size: 1rem;
  }

  .modal__body table td:first-child {
    width: auto;
    white-space: normal;
  }
}

/* Hero */
.courses-hero {
  padding: 140px 0 80px;
  background: linear-gradient(160deg, var(--bg-light) 0%, #FFF5F5 40%, var(--bg-section) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.courses-hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,30,58,0.06) 0%, transparent 70%);
}

.courses-hero .section__header {
  position: relative;
  z-index: 2;
  margin-bottom: 0;
}

.courses-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
  position: relative;
  z-index: 2;
}

.courses-nav a {
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid var(--gray-300);
  background: var(--white);
  transition: var(--transition);
}

.courses-nav a:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Course section */
.course {
  padding: 80px 0;
}

.course:nth-child(odd) {
  background: var(--white);
}

.course:nth-child(even) {
  background: var(--bg-section);
}

.course__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.course__badge--b2b {
  background: linear-gradient(135deg, rgba(196,30,58,0.1), rgba(196,30,58,0.05));
  color: var(--primary);
}

.course__badge--b2c {
  background: linear-gradient(135deg, rgba(212,168,67,0.15), rgba(212,168,67,0.05));
  color: var(--accent-dark);
}

.course__badge--ai {
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(139,92,246,0.06));
  color: #6366f1;
}

.course__intro {
  max-width: 800px;
  margin: 0 auto 50px;
  text-align: center;
}

.course__intro h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.course__intro p {
  font-size: 1.05rem;
  color: var(--gray-500);
  line-height: 1.8;
}

/* Overview stats */
.course__overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}

.course__stat {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}

.course:nth-child(odd) .course__stat {
  background: var(--bg-light);
}

.course__stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.course__stat-icon {
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 10px;
}

.course__stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark);
}

.course__stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-top: 4px;
}

/* Module card */
.module {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 28px;
  transition: var(--transition);
}

.course:nth-child(odd) .module {
  background: var(--bg-light);
  border-color: rgba(0,0,0,0.04);
}

.module:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.module__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.module__step {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--white);
}

.module__step--b2b {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.module__step--b2c {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

.module__step--ai {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
}

.module__phase {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 2px;
}

.module__header h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin: 0;
}

.module__duration {
  margin-left: auto;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-500);
  background: rgba(0,0,0,0.04);
  padding: 6px 16px;
  border-radius: 50px;
  white-space: nowrap;
}

.module__duration i {
  margin-right: 4px;
  color: var(--primary);
}

.module__desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.8;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

/* Module grid - 4 sections */
.module__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.module__section {
  padding: 0;
}

.module__section h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(196,30,58,0.1);
}

.module__section h4 i {
  color: var(--primary);
  font-size: 0.85rem;
}

.module__section ul {
  list-style: none;
  padding: 0;
}

.module__section ul li {
  position: relative;
  padding: 5px 0 5px 18px;
  font-size: 0.88rem;
  color: var(--gray-700);
  line-height: 1.6;
}

.module__section ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.module__section ul li strong {
  color: var(--dark);
}

/* Who & results */
.course__who {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 50px;
}

.course__who-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid rgba(0,0,0,0.06);
}

.course:nth-child(odd) .course__who-card {
  background: var(--bg-light);
}

.course__who-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.course__who-card h4 i {
  color: var(--primary);
}

.course__who-card ul {
  list-style: none;
  padding: 0;
}

.course__who-card ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.course__who-card ul li i {
  color: var(--accent);
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* CTA */
.course__cta {
  text-align: center;
  padding: 40px;
  background: linear-gradient(135deg, rgba(196,30,58,0.04), rgba(212,168,67,0.04));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(196,30,58,0.1);
}

.course__cta h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.course__cta p {
  color: var(--gray-500);
  margin-bottom: 20px;
}

.course__cta .btn {
  margin: 0 8px;
}

/* Responsive */
@media (max-width: 1024px) {
  .course__overview {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .courses-hero {
    padding: 120px 0 60px;
  }

  .courses-nav {
    flex-direction: column;
    align-items: center;
  }

  .course {
    padding: 60px 0;
  }

  .course__intro h2 {
    font-size: 1.6rem;
  }

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

  .module {
    padding: 24px 20px;
  }

  .module__header {
    gap: 12px;
  }

  .module__header h3 {
    font-size: 1.1rem;
  }

  .module__duration {
    margin-left: 0;
    margin-top: 4px;
  }

  .module__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .course__cta {
    padding: 28px 20px;
  }

  .course__cta .btn {
    display: block;
    margin: 8px auto;
    max-width: 280px;
  }
}

@media (max-width: 480px) {
  .course__overview {
    grid-template-columns: 1fr;
  }

  .module__step {
    width: 44px;
    height: 44px;
    font-size: 0.85rem;
  }
}

/* ===================================================
   PDF DOWNLOAD BUTTON
   =================================================== */
.courses-pdf {
  text-align: center;
  margin-top: 22px;
}
.courses-pdf .btn { box-shadow: var(--shadow-md); }
.courses-pdf__note {
  display: block;
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--gray-500);
}

/* ===================================================
   EXPANDED ITEM DETAILS (shown in PDF / ?print=1)
   =================================================== */
.module__print-details {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 2px dashed var(--gray-300);
}
.module__print-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.print-detail {
  border: 1px solid var(--gray-200, #E5E7EB);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 14px;
  background: #fff;
  break-inside: avoid;
  page-break-inside: avoid;
}
.print-detail--topic    { border-left: 4px solid #2563EB; }
.print-detail--exercise { border-left: 4px solid #16A34A; }
.print-detail--tool     { border-left: 4px solid var(--accent, #D4A843); }
.print-detail__head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.print-detail__head i { color: var(--primary); }
.print-detail__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
}
.print-detail__tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  background: var(--gray-100);
  padding: 3px 10px;
  border-radius: 999px;
}
.print-detail__body { font-size: 0.9rem; color: var(--gray-700); }
.print-detail__body h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-dark, #9B1B30);
  margin: 12px 0 6px;
}
.print-detail__body p { margin: 0 0 8px; line-height: 1.6; }
.print-detail__body ul,
.print-detail__body ol { margin: 0 0 8px; padding-left: 20px; }
.print-detail__body li { margin-bottom: 4px; line-height: 1.55; }
.print-detail__body table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0;
  font-size: 0.82rem;
}
.print-detail__body th,
.print-detail__body td {
  border: 1px solid var(--gray-200, #E5E7EB);
  padding: 6px 8px;
  text-align: left;
  vertical-align: top;
}
.print-detail__body th { background: var(--gray-100); font-weight: 600; }

/* ===================================================
   PRINT / PDF LAYOUT
   =================================================== */
@media print {
  @page { margin: 13mm 11mm; }
  * {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }
  html, body { background: #fff !important; }

  /* Hide interactive chrome */
  .header, #header, .nav, .nav__toggle, .nav__overlay,
  .courses-nav, .courses-pdf, .back-to-top,
  #vbc-chat-launcher, #vbc-chat-window, .modal-overlay { display: none !important; }

  /* Force every module visible (page fades them in on scroll) */
  .module {
    opacity: 1 !important;
    transform: none !important;
    box-shadow: none !important;
    border: 1px solid #E5E7EB !important;
    break-inside: auto;
  }
  .module__header { break-after: avoid; }
  .course { break-before: page; }
  .course:first-of-type { break-before: avoid; }
  .courses-hero { padding-top: 6px !important; }
  a { color: inherit !important; text-decoration: none !important; }

  .footer { background: #fff !important; color: #333 !important; border-top: 2px solid #E5E7EB; }
  .footer__socials, .footer__links { display: none !important; }
}