.header {
  background: white;
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

/* .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .form-group label {
            font-size: 14px;
            font-weight: 500;
            color: #374151;
        } */

select,
input {
  padding: 12px 16px;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
  background: white;
}

select:focus,
input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.search-buttons {
  display: flex;
  gap: 12px;
  align-self: flex-end;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
  background: #f3f4f6;
  color: #374151;
  border: 1px solid #d1d5db;
}

.btn-secondary:hover {
  background: #e5e7eb;
}

.page-title {
  font-size: 28px;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 16px;
}

.notice {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  border: 1px solid #93c5fd;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 32px;
}

.notice-title {
  font-weight: 600;
  color: #1e40af;
}

.notice-text {
  color: #1e3a8a;
  margin-top: 8px;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.course-card {
  min-height: 280px;
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 15px;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.course-header {
  background: linear-gradient(135deg, #3b82f6, #1e40af);
  color: white;
  padding: 20px;
  text-align: center;
}

.course-code {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.course-name {
  font-size: 12px;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.course-body {
  padding: 20px;
}

.course-info {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.info-item {
  text-align: center;
}

.info-label {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  height: 20px;
}

.info-value {
  font-size: 16px;
  font-weight: 600;
  color: #1f2937;
  padding-top: 20px;
}

.course-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.view-count {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #6b7280;
  font-size: 14px;
}

.actions {
  display: flex;
  gap: 8px;
}

.btn-icon {
  padding: 8px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-view {
  background: #f0f9ff;
  color: #0369a1;
  border: 1px solid #e0f2fe;
}

.btn-view:hover {
  background: #e0f2fe;
}

.btn-monitor {
  background: #eff6ff;
  color: #2563eb;
  border: 1px solid #dbeafe;
}

.btn-monitor:hover {
  background: #dbeafe;
}

.heart-icon {
  color: #ef4444;
  font-size: 16px;
}

@media (max-width: 768px) {
  .search-section {
    flex-direction: column;
    align-items: stretch;
  }

  .search-buttons {
    align-self: stretch;
    justify-content: center;
  }

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

  .course-info {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}
</style > <style > .dashboard-container {
  max-width: 1400px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.dashboard-header {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  padding: 2rem;
  color: white;
  text-align: center;
  position: relative;
}

.dashboard-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(45deg, #fff, #e0e7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dashboard-subtitle {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.controls-section {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
}

.search-box {
  position: relative;
  flex: 1;
  max-width: 400px;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 3rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 1rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.search-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.search-input:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.2);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.7);
}

.view-toggle {
  display: flex;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.25rem;
  border-radius: 15px;
  backdrop-filter: blur(10px);
}

.view-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 12px;
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.view-btn.active {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.add-favorite-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 15px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.add-favorite-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.dashboard-content {
  padding: 2rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 1.5rem;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.9;
}

.favorites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.favorites-list {
  display: none;
}

.favorites-list.active {
  display: block;
}

.favorites-grid.active {
  display: grid;
}

.favorite-card {
  background: white;
  border-radius: 15px;
  padding: 1.5rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.favorite-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
  border-color: #3b82f6;
}

.favorite-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #3b82f6, #1d4ed8);
}

.favorite-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.favorite-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.favorite-actions {
  display: flex;
  gap: 0.5rem;
}

.action-btn {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.remove-btn {
  background: #fee2e2;
  color: #dc2626;
}

.remove-btn:hover {
  background: #fecaca;
  transform: scale(1.1);
}

.edit-btn {
  background: #e0f2fe;
  color: #0369a1;
}

.edit-btn:hover {
  background: #b3e5fc;
  transform: scale(1.1);
}

.favorite-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.favorite-description {
  color: #64748b;
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.favorite-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #94a3b8;
}

.favorite-category {
  background: #f1f5f9;
  color: #475569;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-weight: 500;
}

.list-item {
  background: white;
  border-radius: 10px;
  padding: 1rem 1.5rem;
  margin-bottom: 0.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.list-item:hover {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transform: translateX(5px);
}

.list-item-content {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.list-item-icon {
  width: 35px;
  height: 35px;
  border-radius: 8px;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
}

.list-item-details h3 {
  font-size: 1rem;
  color: #1e293b;
  margin-bottom: 0.25rem;
}

.list-item-details p {
  font-size: 0.85rem;
  color: #64748b;
}

.empty-state {
  text-align: center;
  padding: 3rem;
  color: #64748b;
}

.empty-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.empty-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #475569;
}

.empty-description {
  margin-bottom: 2rem;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  backdrop-filter: blur(5px);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
  text-align: center;
  margin-bottom: 2rem;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #374151;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: #3b82f6;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 2rem;
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary {
  background: #3b82f6;
  color: white;
}

.btn-primary:hover {
  background: #2563eb;
  transform: translateY(-2px);
}

.btn-secondary {
  background: #f3f4f6;
  color: #374151;
}

.btn-secondary:hover {
  background: #e5e7eb;
}

@media (max-width: 768px) {
  .dashboard-header {
    padding: 1.5rem;
  }

  .dashboard-title {
    font-size: 2rem;
  }

  .controls-section {
    flex-direction: column;
    gap: 1rem;
  }

  .search-box {
    max-width: none;
  }

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

  .stats-row {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
}