/* =================================
   Sistema de Abas Premium - Turmas Module
   Sistema Academia Krav Maga v2.0
   ================================= */

.module-isolated-turmas .tabs-container {
  margin-top: 2rem;
}

.module-isolated-turmas .tabs-nav {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.module-isolated-turmas .tabs-nav::-webkit-scrollbar {
  display: none;
}

.module-isolated-turmas .tab-button {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-base);
  white-space: nowrap;
  position: relative;
}

.module-isolated-turmas .tab-button:hover {
  color: var(--primary-color);
  background: rgba(102, 126, 234, 0.05);
}

.module-isolated-turmas .tab-button.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
  background: rgba(102, 126, 234, 0.1);
}

.module-isolated-turmas .tab-button .tab-badge {
  background: var(--color-warning);
  color: white;
  padding: 0.125rem 0.5rem;
  border-radius: var(--border-radius);
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 1.25rem;
  text-align: center;
}

.module-isolated-turmas .tab-button.active .tab-badge {
  background: var(--primary-color);
}

.module-isolated-turmas .tabs-content {
  min-height: 400px;
}

.module-isolated-turmas .tab-panel {
  display: none;
  animation: fadeIn 0.3s ease-in-out;
}

.module-isolated-turmas .tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =================================
   Aba de Cursos Premium
   ================================= */

.module-isolated-turmas .courses-management-section {
  display: grid;
  gap: 2rem;
}

.module-isolated-turmas .section-header-premium {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-background) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  box-shadow: var(--shadow-md);
}

.module-isolated-turmas .section-header-content h3 {
  margin: 0 0 0.5rem 0;
  color: var(--color-text);
  font-size: 1.25rem;
  font-weight: 600;
}

.module-isolated-turmas .section-header-content p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.module-isolated-turmas .section-actions {
  display: flex;
  gap: 1rem;
}

.module-isolated-turmas .courses-list-section h4 {
  margin: 0 0 1rem 0;
  color: var(--color-text);
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.module-isolated-turmas .courses-list {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  min-height: 200px;
  box-shadow: var(--shadow-sm);
}

.module-isolated-turmas .courses-list .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: var(--color-text-secondary);
  text-align: center;
}

.module-isolated-turmas .courses-list .empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.6;
}

.module-isolated-turmas .courses-list .empty-state p {
  margin: 0 0 0.5rem 0;
  font-weight: 500;
  font-size: 1rem;
}

.module-isolated-turmas .courses-list .empty-state small {
  font-size: 0.875rem;
  opacity: 0.8;
}

.module-isolated-turmas .course-item-premium {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-base);
}

.module-isolated-turmas .course-item-premium:hover {
  border-color: var(--primary-color);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.module-isolated-turmas .course-item-premium:last-child {
  margin-bottom: 0;
}

.module-isolated-turmas .course-info h4 {
  margin: 0 0 0.25rem 0;
  color: var(--primary-color);
  font-size: 1rem;
  font-weight: 600;
}

.module-isolated-turmas .course-info p {
  margin: 0 0 0.5rem 0;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.4;
}

.module-isolated-turmas .course-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.module-isolated-turmas .course-level,
.module-isolated-turmas .course-duration {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.module-isolated-turmas .course-actions {
  display: flex;
  gap: 0.5rem;
}

.module-isolated-turmas .qualification-validation-section h4 {
  margin: 0 0 1rem 0;
  color: var(--color-text);
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.module-isolated-turmas .qualification-status {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.module-isolated-turmas .qualification-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: var(--color-text-secondary);
  text-align: center;
}

.module-isolated-turmas .qualification-empty i {
  font-size: 2rem;
  margin-bottom: 1rem;
  opacity: 0.6;
}

.module-isolated-turmas .qualification-summary {
  display: grid;
  gap: 1.5rem;
}

.module-isolated-turmas .qualification-stats {
  display: flex;
  gap: 2rem;
  justify-content: center;
}

.module-isolated-turmas .stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem;
  border-radius: var(--border-radius);
  min-width: 120px;
}

.module-isolated-turmas .stat-item.qualified {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.module-isolated-turmas .stat-item.unqualified {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.module-isolated-turmas .stat-number {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.module-isolated-turmas .stat-item.qualified .stat-number {
  color: var(--color-success);
}

.module-isolated-turmas .stat-item.unqualified .stat-number {
  color: var(--color-error);
}

.module-isolated-turmas .stat-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.module-isolated-turmas .qualification-details h5 {
  margin: 0 0 1rem 0;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 600;
}

.module-isolated-turmas .qualification-list {
  display: grid;
  gap: 0.75rem;
}

.module-isolated-turmas .student-qualification {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.module-isolated-turmas .student-name {
  font-weight: 500;
  color: var(--color-text);
}

.module-isolated-turmas .qualification-badge {
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

.module-isolated-turmas .qualification-badge.qualified {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
}

.module-isolated-turmas .qualification-badge.unqualified {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error);
}

/* =================================
   Modal de Seleção de Cursos
   ================================= */

.module-isolated-turmas .courses-selection {
  display: grid;
  gap: 1rem;
  max-height: 400px;
  overflow-y: auto;
}

.module-isolated-turmas .course-option {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 1rem;
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.module-isolated-turmas .course-option:hover {
  border-color: var(--primary-color);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.module-isolated-turmas .course-option h4 {
  margin: 0;
  color: var(--primary-color);
  font-size: 1rem;
  font-weight: 600;
}

.module-isolated-turmas .course-option p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.4;
}

.module-isolated-turmas .course-option .course-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-top: 0.25rem;
}

/* =================================
   Estados Coming Soon
   ================================= */

.module-isolated-turmas .coming-soon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
  text-align: center;
  color: var(--color-text-secondary);
}

.module-isolated-turmas .coming-soon i {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  opacity: 0.6;
}

.module-isolated-turmas .coming-soon h4 {
  margin: 0 0 1rem 0;
  color: var(--color-text);
  font-size: 1.25rem;
  font-weight: 600;
}

.module-isolated-turmas .coming-soon p {
  margin: 0;
  font-size: 0.875rem;
  max-width: 300px;
}

/* =================================
   Responsividade para Abas
   ================================= */

@media (max-width: 768px) {
  .module-isolated-turmas .tabs-nav {
    padding: 0 0.5rem;
  }

  .module-isolated-turmas .tab-button {
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
  }

  .module-isolated-turmas .tab-button span:not(.tab-badge) {
    display: none;
  }

  .module-isolated-turmas .section-header-premium {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .module-isolated-turmas .qualification-stats {
    flex-direction: column;
    gap: 1rem;
  }

  .module-isolated-turmas .student-qualification {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}