/* ===== MODAL MODERN STYLES - SCHOOL THEME ===== */

/* Enhanced Modal Variables */
:root {
  --modal-primary: #4F46E5;
  --modal-primary-light: #818CF8;
  --modal-secondary: #10B981;
  --modal-warning: #F59E0B;
  --modal-info: #3B82F6;
  --modal-bg: rgba(30, 41, 59, 0.95);
  --modal-card-bg: rgba(30, 41, 59, 0.9);
  --modal-border: rgba(255, 255, 255, 0.1);
  --modal-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

/* ===== ENHANCED MODAL CONTAINER ===== */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.modal.show {
  display: flex;
}

/* ===== MODERN MODAL CONTENT ===== */
.modal-content {
  position: relative;
  margin: auto;
  width: 92%;
  max-width: 700px;
  background: var(--modal-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 1.5rem;
  box-shadow: var(--modal-shadow);
  border: 1px solid var(--modal-border);
  animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  max-height: 90vh;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ===== MODERN MODAL HEADER ===== */
.modal-header {
  padding: 2rem 2rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 2px solid var(--modal-border);
  position: sticky;
  top: 0;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.15), rgba(139, 92, 246, 0.1));
  backdrop-filter: blur(12px);
  z-index: 10;
}

.modal-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff, #CBD5E1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
  line-height: 1.3;
}

.modal-header h2::before {
  content: '';
  width: 4px;
  height: 2rem;
  background: linear-gradient(180deg, var(--modal-primary), var(--modal-primary-light));
  border-radius: 2px;
  display: inline-block;
}

/* ===== MODERN CLOSE BUTTON ===== */
.close {
  color: rgba(255, 255, 255, 0.6);
  font-size: 32px;
  font-weight: 300;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

.close:hover,
.close:focus {
  color: #fff;
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.3);
  transform: rotate(90deg) scale(1.1);
}

/* ===== MODAL BODY ===== */
.modal-body {
  padding: 2rem;
  overflow-y: auto;
  max-height: calc(90vh - 120px);
}

.modal-body::-webkit-scrollbar {
  width: 8px;
}

.modal-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
  background: var(--modal-primary);
  border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
  background: var(--modal-primary-light);
}

/* ===== MODERN LINK CARDS IN MODAL ===== */
.modal-body .link-card {
  background: var(--modal-card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--modal-border);
  border-radius: 1rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.modal-body .link-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--modal-primary), var(--modal-primary-light));
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.modal-body .link-card:hover {
  transform: translateX(8px);
  background: rgba(79, 70, 229, 0.1);
  border-color: var(--modal-primary);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.2);
}

.modal-body .link-card:hover::before {
  transform: scaleY(1);
}

.modal-body .link-card .bg-opacity-20 {
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.875rem;
  background: rgba(79, 70, 229, 0.15);
  border: 1px solid rgba(79, 70, 229, 0.2);
  flex-shrink: 0;
}

.modal-body .link-card .bg-opacity-20 i {
  font-size: 1.5rem;
}

.modal-body .link-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: #fff;
}

.modal-body .link-card p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

/* ===== MODERN TIMELINE STYLES ===== */
.timeline-container {
  position: relative;
  padding: 1.5rem 0;
}

.timeline-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 3.25rem;
  top: 5rem;
  width: 2px;
  height: calc(100% - 2rem);
  background: linear-gradient(180deg, var(--modal-primary), transparent);
}

.timeline-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  min-width: 5rem;
  flex-shrink: 0;
}

.date-badge {
  width: 4rem;
  height: 4rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, var(--modal-primary), var(--modal-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 8px 16px rgba(79, 70, 229, 0.3);
  border: 3px solid rgba(255, 255, 255, 0.1);
}

.month {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--modal-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timeline-content {
  flex: 1;
  background: var(--modal-card-bg);
  backdrop-filter: blur(10px);
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--modal-border);
  border-left: 3px solid var(--modal-primary);
  transition: all 0.3s ease;
}

.timeline-content:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(79, 70, 229, 0.2);
  border-left-color: var(--modal-primary-light);
}

.timeline-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.5rem;
}

.timeline-content p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  margin: 0;
}

/* ===== MODERN FAQ STYLES ===== */
.faq-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--modal-card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--modal-border);
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.15);
}

.faq-question {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s ease;
  background: transparent;
}

.faq-item.active .faq-question {
  background: rgba(79, 70, 229, 0.1);
  border-bottom: 1px solid var(--modal-border);
}

.faq-question h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin: 0;
  flex: 1;
}

.faq-question i {
  font-size: 1.25rem;
  color: var(--modal-primary-light);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
  color: var(--modal-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
  opacity: 0;
  visibility: hidden;
}

.faq-item.active .faq-answer {
  max-height: 2000px;
  opacity: 1;
  visibility: visible;
}

.faq-answer p {
  padding: 1.25rem 1.5rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin: 0;
}

.faq-answer ul,
.faq-answer ol {
  padding: 0 1.5rem 1.25rem 3rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.faq-answer li {
  margin-bottom: 0.5rem;
}

/* ===== MODERN BUTTON STYLES ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: linear-gradient(135deg, var(--modal-primary), var(--modal-primary-light));
  color: white;
  border: none;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary i {
  font-size: 1rem;
}

/* ===== FOLDER STRUCTURE STYLES ===== */
.documentation-folders {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.folder-item {
  background: var(--modal-card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--modal-border);
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.folder-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.folder-header:hover {
  background: rgba(79, 70, 229, 0.08);
}

.folder-item.expanded .folder-header {
  background: rgba(79, 70, 229, 0.12);
  border-bottom: 1px solid var(--modal-border);
}

.folder-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(251, 191, 36, 0.15);
  border: 1px solid rgba(251, 191, 36, 0.25);
  border-radius: 0.75rem;
  flex-shrink: 0;
}

.folder-icon i {
  font-size: 1.5rem;
  color: #FBBF24;
}

.folder-item.expanded .folder-icon i {
  color: #F59E0B;
}

.folder-info {
  flex: 1;
}

.folder-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.25rem;
}

.folder-meta {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.folder-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.folder-action-btn {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: all 0.3s ease;
}

.folder-action-btn:hover {
  background: rgba(79, 70, 229, 0.2);
  border-color: var(--modal-primary);
  color: var(--modal-primary-light);
  transform: scale(1.1);
}

.folder-toggle {
  color: var(--modal-primary-light);
  font-size: 1.125rem;
  transition: transform 0.3s ease;
}

.folder-item.expanded .folder-toggle {
  transform: rotate(180deg);
}

/* File List Inside Folders */
.folder-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.folder-item.expanded .folder-content {
  max-height: 2000px;
}

.file-list {
  padding: 1rem 1.5rem 1.5rem 1.5rem;
  background: rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.file-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}

.file-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(79, 70, 229, 0.3);
  transform: translateX(4px);
}

.file-icon {
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(79, 70, 229, 0.15);
  border: 1px solid rgba(79, 70, 229, 0.2);
  border-radius: 0.5rem;
  flex-shrink: 0;
}

.file-icon i {
  font-size: 1rem;
  color: var(--modal-primary-light);
}

.file-info {
  flex: 1;
}

.file-name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0.125rem;
}

.file-meta {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
}

.file-actions {
  display: flex;
  gap: 0.375rem;
}

.file-action-btn {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.375rem;
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.875rem;
}

.file-action-btn:hover {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--modal-secondary);
  color: var(--modal-secondary);
  transform: scale(1.1);
}

/* Copy Button Special */
.file-action-btn.copy-link:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: var(--modal-info);
  color: var(--modal-info);
}

/* ===== BADGES & LABELS ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(79, 70, 229, 0.15);
  color: var(--modal-primary-light);
  border: 1px solid rgba(79, 70, 229, 0.25);
}

/* ===== CONTACT SECTION ===== */
.contact-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: var(--modal-card-bg);
  border: 1px solid var(--modal-border);
  border-radius: 0.875rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

.contact-btn:hover {
  background: rgba(79, 70, 229, 0.1);
  border-color: var(--modal-primary);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.2);
}

.contact-btn i {
  font-size: 1.5rem;
  color: var(--modal-primary-light);
}

.contact-btn span {
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
}

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 768px) {
  .modal-content {
    width: 95%;
    max-height: 95vh;
    border-radius: 1.25rem;
  }
  
  .modal-header {
    padding: 1.5rem 1.25rem 1.25rem;
  }
  
  .modal-header h2 {
    font-size: 1.375rem;
  }
  
  .modal-body {
    padding: 1.25rem;
  }
  
  .timeline-item {
    gap: 1rem;
  }
  
  .date-badge {
    width: 3.5rem;
    height: 3.5rem;
    font-size: 1.25rem;
  }
  
  .timeline-content {
    padding: 1rem;
  }
  
  .folder-header {
    padding: 1rem;
  }
  
  .file-item {
    padding: 0.75rem 0.875rem;
  }
}

@media (max-width: 480px) {
  .modal-header h2 {
    font-size: 1.125rem;
  }
  
  .modal-body .link-card {
    padding: 1rem;
  }
  
  .timeline-date {
    min-width: 4rem;
  }
  
  .date-badge {
    width: 3rem;
    height: 3rem;
    font-size: 1rem;
  }
  
  .btn-primary {
    padding: 0.75rem 1.25rem;
    font-size: 0.875rem;
  }
}

/* ===== TOAST NOTIFICATION ===== */
.copy-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: linear-gradient(135deg, var(--modal-secondary), #059669);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 10000;
  animation: slideInFromBottom 0.3s ease;
  font-weight: 500;
}

.copy-toast i {
  font-size: 1.25rem;
}

@keyframes slideInFromBottom {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}