/* Estilos personalizados para a Área de Membros
-------------------------------------------------- */

/* Variáveis CSS */
:root {
    --primary-color: #6246ea;         /* Roxo vibrante */
    --primary-hover: #5438d5;         /* Roxo escuro para hover */
    --secondary-color: #00b4d8;       /* Azul turquesa */
    --accent-color: #e45858;          /* Vermelho para destaque */
    --dark-bg: #121212;               /* Fundo negro/quase negro */
    --dark-bg-secondary: #1e1e24;     /* Um pouco mais claro que o fundo principal */
    --dark-bg-tertiary: #2d2d39;      /* Ainda mais claro para elementos destacados */
    --text-primary: #fffffe;          /* Branco para texto principal */
    --text-secondary: #b0b0c0;        /* Cinza mais claro para texto secundário */
    --danger-color: #ff5757;          /* Vermelho para alertas e perigo */
    --success-color: #6dd58c;         /* Verde para sucesso */
    --warning-color: #ffca38;         /* Amarelo para avisos */
    --info-color: #58b2ff;            /* Azul para informações */
    --border-radius-sm: 6px;          /* Bordas levemente arredondadas */
    --border-radius: 12px;            /* Bordas arredondadas médias */
    --border-radius-lg: 24px;         /* Bordas muito arredondadas */
    --transition-speed: 0.25s;        /* Velocidade de transição padrão */
    --sidebar-width: 270px;           /* Largura da barra lateral expandida */
    --sidebar-collapsed-width: 80px;  /* Largura da barra lateral recolhida */
    --header-height: 70px;            /* Altura do cabeçalho */
    --footer-height: 70px;            /* Altura do rodapé */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.1);  /* Sombra sutil */
    --shadow: 0 8px 16px rgba(0, 0, 0, 0.2);    /* Sombra padrão */
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.3); /* Sombra grande */
  }
  
  /* Estilos básicos */
  body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    font-weight: 300;
  }
  
  h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
  }
  
  a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-speed);
  }
  
  a:hover {
    color: var(--primary-hover);
    text-decoration: none;
  }
  
  /* Botões */
  .btn {
    border-radius: var(--border-radius);
    padding: 0.6rem 1.2rem;
    font-weight: 500;
    transition: all var(--transition-speed);
    text-transform: none;
    letter-spacing: 0.3px;
    box-shadow: var(--shadow-sm);
  }
  
  .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
  }
  
  .btn:active {
    transform: translateY(0);
  }
  
  .btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
  }
  
  .btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    color: #ffffff;
  }
  
  .btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: #ffffff;
  }
  
  .btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
  }
  
  .btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
  }
  
  .btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.875rem;
  }
  
  .btn-lg {
    padding: 0.8rem 1.5rem;
    font-size: 1.1rem;
  }
  
  /* Cards */
  .card {
    background-color: var(--dark-bg-secondary);
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  }
  
  .card:hover {
    box-shadow: var(--shadow-lg);
  }
  
  .card-header {
    background-color: var(--dark-bg-tertiary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
  }
  
  .card-body {
    padding: 1.5rem;
    color: var(--text-primary);
  }
  
  .card-footer {
    background-color: rgba(0, 0, 0, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem 1.5rem;
  }
  
  /* Tabelas */
  .table {
    color: var(--text-primary);
    margin-bottom: 0;
  }
  
  .table-dark {
    background-color: var(--dark-bg-secondary);
  }
  
  .table th {
    font-weight: 600;
    border-top: none;
    border-bottom: 2px solid var(--dark-bg-tertiary);
    padding: 1rem;
    color: var(--text-primary);
  }
  
  .table td {
    border-bottom: 1px solid var(--dark-bg-tertiary);
    padding: 1rem;
    vertical-align: middle;
    color: var(--text-primary);
  }
  
  .table-hover tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
  }
  
  /* Formulários */
  .form-control, .form-select {
    background-color: var(--dark-bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    height: auto;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
  }
  
  .form-control:focus, .form-select:focus {
    background-color: var(--dark-bg-tertiary);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(98, 70, 234, 0.25);
    color: var(--text-primary);
  }
  
  .form-control::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
  }
  
  .form-label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
  }
  
  .form-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
  }
  
  .form-check-input {
    background-color: var(--dark-bg-tertiary);
    border-color: rgba(255, 255, 255, 0.2);
  }
  
  .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
  }
  
  .form-check-label {
    color: var(--text-primary);
  }
  
  .input-group-text {
    background-color: var(--dark-bg-tertiary);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
  }
  
  /* Alertas customizados */
  .alert {
    border-radius: var(--border-radius);
    border: none;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .alert-success {
    background-color: rgba(109, 213, 140, 0.15);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
  }
  
  .alert-danger {
    background-color: rgba(255, 87, 87, 0.15);
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
  }
  
  .alert-warning {
    background-color: rgba(255, 202, 56, 0.15);
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
  }
  
  .alert-info {
    background-color: rgba(88, 178, 255, 0.15);
    color: var(--info-color);
    border-left: 4px solid var(--info-color);
  }
  
  /* Layout */
  .wrapper {
    display: flex;
    width: 100%;
    align-items: stretch;
    min-height: 100vh;
  }
  
  /* Barra lateral (Sidebar) */
  #sidebar {
    min-width: var(--sidebar-width);
    max-width: var(--sidebar-width);
    background: linear-gradient(135deg, var(--dark-bg-secondary) 0%, var(--dark-bg-tertiary) 100%);
    transition: all var(--transition-speed);
    position: fixed;
    height: 100vh;
    z-index: 999;
    box-shadow: var(--shadow);
  }
  
  #sidebar.active {
    min-width: var(--sidebar-collapsed-width);
    max-width: var(--sidebar-collapsed-width);
    text-align: center;
  }
  
  #sidebar .sidebar-header {
    padding: 25px 20px;
    background: rgba(0, 0, 0, 0.2);
    text-align: center;
  }
  
  #sidebar .sidebar-header h3 {
    color: var(--text-primary);
  }
  
  #sidebar .sidebar-header strong {
    display: none;
    color: var(--text-primary);
  }
  
  #sidebar.active .sidebar-header h3 {
    display: none;
  }
  
  #sidebar.active .sidebar-header strong {
    display: block;
  }
  
  #sidebar ul.components {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  #sidebar ul li {
    padding: 0;
    position: relative;
  }
  
  #sidebar ul li a {
    padding: 15px 25px;
    display: block;
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    transition: all var(--transition-speed);
    border-left: 3px solid transparent;
  }
  
  #sidebar ul li a:hover,
  #sidebar ul li.active > a {
    color: var(--primary-color);
    background-color: rgba(0, 0, 0, 0.1);
    border-left: 3px solid var(--primary-color);
  }
  
  #sidebar ul li a i {
    margin-right: 15px;
    width: 20px;
    text-align: center;
    font-size: 1.1em;
    color: inherit;
  }
  
  #sidebar.active ul li a {
    padding: 15px 10px;
    text-align: center;
  }
  
  #sidebar.active ul li a i {
    margin-right: 0;
    display: block;
    margin-bottom: 8px;
    font-size: 1.5em;
    width: auto;
  }
  
  #sidebar.active ul li a span {
    display: none;
  }
  
  #sidebar ul li.sidebar-header {
    padding: 15px 25px;
    color: var(--text-secondary);
    font-size: 0.8em;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 20px;
    font-weight: 600;
  }
  
  #sidebar.active ul li.sidebar-header {
    display: none;
  }
  
  /* Conteúdo principal */
  #content {
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
    transition: all var(--transition-speed);
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
  }
  
  #sidebar.active + #content {
    width: calc(100% - var(--sidebar-collapsed-width));
  }
  
  .navbar {
    background-color: var(--dark-bg-secondary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .navbar-text {
    font-weight: 500;
    color: var(--text-primary);
  }
  
  .content-container {
    flex: 1;
    padding: 30px;
    padding-bottom: calc(var(--footer-height) + 30px);
  }
  
  /* Estilos específicos para a página de login */
.login-container {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-bg-secondary) 100%);
  padding: 20px;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}

/* Estilo do card de login */
.login-card {
  width: 100%;
  max-width: 450px;
  background-color: rgba(30, 30, 36, 0.8);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 40px;
  animation: fadeIn 0.5s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* Estilo quando há imagem de fundo */
.login-container-with-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5); /* Sobreposição escura para melhorar legibilidade */
  z-index: 1;
}

.login-logo {
  text-align: center;
  margin-bottom: 40px;
}

.login-logo h1 {
  font-size: 2.8rem;
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 5px;
  text-shadow: 0 2px 10px rgba(98, 70, 234, 0.3);
}

.login-logo p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.login-form .form-control {
  height: 50px;
  border-radius: var(--border-radius);
  padding-left: 20px;
  box-shadow: none;
  margin-bottom: 20px;
}

.login-form .btn {
  height: 50px;
  border-radius: var(--border-radius);
  font-weight: 600;
  margin-top: 10px;
}

/* Animação para entrada suave */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Ajustes responsivos */
@media (max-width: 576px) {
  .login-card {
      padding: 30px 20px;
      width: 90%;
  }
}

/* Estilos para o texto de link "Esqueceu sua senha" */
.login-links {
  text-align: center;
  margin-top: 20px;
  color: var(--text-secondary);
}

.login-links a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s;
}

.login-links a:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

/* Melhorias para dispositivos móveis */
@media (max-height: 700px) {
  .login-card {
      padding: 25px;
  }
  
  .login-logo {
      margin-bottom: 20px;
  }
  
  .login-logo h1 {
      font-size: 2.2rem;
  }
}
  
  /* Estilos para cards de cursos */
  .course-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: transform var(--transition-speed);
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }
  
  .course-card .card-img-top {
    height: 180px;
    object-fit: cover;
  }
  
  .course-card .card-body {
    padding: 1.75rem;
  }
  
  .course-card .card-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
  }
  
  .course-card .progress {
    height: 8px;
    border-radius: 4px;
    background-color: var(--dark-bg);
    overflow: hidden;
    margin: 12px 0;
  }
  
  .course-card .progress-bar {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
  }
  
  /* Estilos para a página de aula */
  .lesson-container {
    background-color: var(--dark-bg-secondary);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
  }
  
  .video-container {
    position: relative;
    padding-bottom: 56.25%; /* Proporção 16:9 */
    height: 0;
    overflow: hidden;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
  }
  
  .video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
  }
  
  .lesson-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
  }
  
  .lesson-list {
    background-color: var(--dark-bg-tertiary);
    border-radius: var(--border-radius);
    padding: 15px;
  }
  
  .lesson-list-item {
    padding: 15px;
    margin-bottom: 10px;
    border-radius: var(--border-radius);
    background-color: var(--dark-bg-secondary);
    transition: all var(--transition-speed);
    border-left: 3px solid transparent;
    color: var(--text-primary);
  }
  
  .lesson-list-item:hover {
    background-color: rgba(0, 0, 0, 0.2);
    border-left: 3px solid var(--primary-color);
  }
  
  .lesson-list-item.active {
    background-color: rgba(98, 70, 234, 0.2);
    border-left: 3px solid var(--primary-color);
  }
  
  .lesson-list-item i {
    margin-right: 10px;
    color: var(--primary-color);
  }
  
  /* Estatísticas em cards */
  .border-left-primary {
    border-left: 4px solid var(--primary-color);
  }
  
  .border-left-success {
    border-left: 4px solid var(--success-color);
  }
  
  .border-left-info {
    border-left: 4px solid var(--info-color);
  }
  
  .border-left-warning {
    border-left: 4px solid var(--warning-color);
  }
  
  /* Estilos para o rodapé */
  .footer {
    background-color: var(--dark-bg-secondary);
    color: var(--text-secondary);
    padding: 20px 0;
    position: absolute;
    bottom: 0;
    width: 100%;
    height: var(--footer-height);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .footer-login {
    background-color: rgba(0, 0, 0, 0.2);
    color: var(--text-secondary);
    padding: 15px 0;
    position: absolute;
    bottom: 0;
    width: 100%;
    text-align: center;
    font-size: 0.9rem;
  }
  
  /* Timeline */
  .timeline {
    position: relative;
    padding-left: 30px;
    margin-bottom: 20px;
  }
  
  .timeline:before {
    content: '';
    position: absolute;
    top: 0;
    left: 10px;
    height: 100%;
    width: 2px;
    background-color: var(--dark-bg-tertiary);
  }
  
  .timeline-item {
    position: relative;
    margin-bottom: 30px;
    color: var(--text-primary);
  }
  
  .timeline-marker {
    position: absolute;
    top: 0;
    left: -30px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--dark-bg-tertiary);
    border: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 10px;
  }
  
  .timeline-content {
    padding-bottom: 20px;
    border-bottom: 1px solid var(--dark-bg-tertiary);
    color: var(--text-primary);
  }
  
  .timeline-content h6 {
    color: var(--text-primary);
  }
  
  .timeline-content p {
    color: var(--text-secondary);
  }
  
  /* Badges */
  .badge {
    padding: 0.5em 0.8em;
    font-weight: 500;
    border-radius: 30px;
    font-size: 0.75rem;
  }
  
  /* Lista de grupos */
  .list-group-item {
    background-color: var(--dark-bg-tertiary);
    border-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
  }
  
  .list-group-item:hover {
    background-color: var(--dark-bg-secondary);
  }
  
  .list-group-item-action:hover {
    color: var(--primary-color);
  }
  
  /* Estado vazio para seções sem conteúdo */
  .empty-state {
    background-color: var(--dark-bg-secondary);
    border-radius: var(--border-radius);
    padding: 40px 20px;
    text-align: center;
  }
  
  .empty-state i {
    font-size: 3.5rem;
    color: var(--text-secondary);
    opacity: 0.6;
    margin-bottom: 1.5rem;
  }
  
  .empty-state p {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
  }
  
  .empty-state p.text-secondary {
    color: var(--text-secondary) !important;
    font-size: 0.95rem;
  }
  
  /* Melhorar contraste para texto muted */
  .text-muted, .text-secondary {
    color: var(--text-secondary) !important;
  }
  
  /* Estilos responsivos */
  @media (max-width: 768px) {
    #sidebar {
      min-width: var(--sidebar-collapsed-width);
      max-width: var(--sidebar-collapsed-width);
      text-align: center;
      margin-left: calc(-1 * var(--sidebar-collapsed-width));
    }
    
    #sidebar.active {
      margin-left: 0;
    }
    
    #sidebar .sidebar-header h3 {
      display: none;
    }
    
    #sidebar .sidebar-header strong {
      display: block;
    }
    
    #sidebar ul li a {
      padding: 15px 10px;
      text-align: center;
    }
    
    #sidebar ul li a span {
      display: none;
    }
    
    #sidebar ul li a i {
      margin-right: 0;
      display: block;
      font-size: 1.3em;
      margin-bottom: 5px;
      width: auto;
    }
    
    #content {
      width: 100%;
    }
    
    #sidebar.active + #content {
      width: calc(100% - var(--sidebar-collapsed-width));
    }
    
    .navbar .container-fluid {
      padding-left: 15px;
      padding-right: 15px;
    }
    
    .content-container {
      padding: 20px;
    }
    
    .login-card {
      padding: 25px;
    }
  }
  
  /* Estilos para uploads de arquivos */
  .custom-file-upload {
    border: 2px dashed var(--text-secondary);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    margin-bottom: 20px;
    transition: all var(--transition-speed);
  }
  
  .custom-file-upload:hover {
    border-color: var(--primary-color);
    background-color: rgba(98, 70, 234, 0.05);
  }
  
  .custom-file-upload i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
  }
  
  /* Estados vazios específicos */
  .text-center.py-4 {
    padding: 3rem 1rem !important;
    border-radius: var(--border-radius);
    background-color: var(--dark-bg-secondary);
  }
  
  .text-center.py-4 i {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    opacity: 0.6;
  }
  
  .text-center.py-4 p {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
  }
  
  /* Animações */
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  .fade-in {
    animation: fadeIn var(--transition-speed);
  }

  /* Correções para elementos com fundo branco no painel admin */

/* Correção para tabelas */
table, .table {
    background-color: var(--dark-bg-secondary);
    color: var(--text-primary);
  }
  
  table tr, .table tr {
    background-color: var(--dark-bg-secondary);
    color: var(--text-primary);
    border-color: var(--dark-bg-tertiary);
  }
  
  table td, .table td,
  table th, .table th {
    background-color: var(--dark-bg-secondary);
    color: var(--text-primary);
    border-color: var(--dark-bg-tertiary);
  }
  
  /* Assegurar que todas as células de tabela sejam escuras */
  td, th {
    background-color: var(--dark-bg-secondary) !important;
    color: var(--text-primary) !important;
  }
  
  /* Correção para tabelas no painel admin */
  .admin-dashboard table,
  .admin-dashboard .table,
  .admin-usuarios table,
  .admin-cursos table,
  .admin-aulas table {
    background-color: var(--dark-bg-secondary);
    color: var(--text-primary);
    border-color: var(--dark-bg-tertiary);
  }
  
  /* Correção específica para elementos que possam estar com fundo branco */
  .card table, 
  .card .table {
    background-color: var(--dark-bg-secondary);
  }
  
  /* Correção para listas e elementos relacionados */
  .list-group-item {
    background-color: var(--dark-bg-tertiary);
    border-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
  }
  
  /* Correção para o fundo de inputs em tabelas */
  table input, 
  .table input, 
  table select, 
  .table select, 
  table textarea, 
  .table textarea {
    background-color: var(--dark-bg-tertiary);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  /* Correção para card-body aninhados */
  .card-body .card-body {
    background-color: var(--dark-bg-secondary);
  }
  
  /* Listagem de usuários, cursos e aulas no admin */
  .table-responsive {
    background-color: var(--dark-bg-secondary);
    border-radius: var(--border-radius);
  }
  
  /* Solução geral para qualquer elemento com fundo branco */
  [style*="background-color: white"],
  [style*="background-color: #fff"],
  [style*="background-color: #ffffff"],
  [style*="background: white"],
  [style*="background: #fff"],
  [style*="background: #ffffff"] {
    background-color: var(--dark-bg-secondary) !important;
    color: var(--text-primary) !important;
  }
  
  /* Correção para paginação */
  .pagination {
    background-color: var(--dark-bg-tertiary);
    border-radius: var(--border-radius);
  }
  
  .pagination .page-item {
    background-color: transparent;
  }
  
  .pagination .page-link {
    background-color: var(--dark-bg-tertiary);
    border-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
  }
  
  .pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
  }
  
  .pagination .page-item.disabled .page-link {
    background-color: var(--dark-bg-tertiary);
    color: var(--text-secondary);
  }
  
  /* Correções específicas para o admin-dashboard */
  #admin-dashboard,
  #admin-usuarios,
  #admin-cursos,
  #admin-aulas {
    background-color: var(--dark-bg);
  }
  
  /* Correção para imagens com fundo branco */
  img {
    background-color: transparent;
  }
  
  /* Navegação de tabelas e elementos relacionados */
  .dataTables_wrapper .dataTables_length,
  .dataTables_wrapper .dataTables_filter,
  .dataTables_wrapper .dataTables_info,
  .dataTables_wrapper .dataTables_processing,
  .dataTables_wrapper .dataTables_paginate {
    color: var(--text-primary) !important;
  }
  
  .dataTables_wrapper .dataTables_length select,
  .dataTables_wrapper .dataTables_filter input {
    background-color: var(--dark-bg-tertiary);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  /* Correções para alinhamento de ícones em botões */

/* Alinhamento vertical nos botões com ícones */
.btn i, 
button i,
a.btn i,
.btn .fas,
.btn .far,
.btn .fab,
.btn .fa {
  vertical-align: middle;
  line-height: 1;
  position: relative;
  top: -1px; /* Ajuste sutil para alinhamento vertical */
}

/* Estilo específico para botões de adicionar com ícone + */
.btn-add-first,
a.btn-add-first,
button.btn-add-first,
.text-center .btn .fa-plus,
.text-center .btn .fas.fa-plus,
.text-center .btn .far.fa-plus,
.empty-state .btn .fas.fa-plus,
.empty-state .btn .fa-plus {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Para botões específicos com círculos de ícones */
.btn-icon-circle,
.btn-with-icon-circle {
  display: inline-flex;
  align-items: center;
  gap: 8px; /* Espaçamento entre ícone e texto */
}

.btn-icon-circle i,
.btn-with-icon-circle i,
.btn-with-icon-circle .icon-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.2);
  margin-right: 8px;
}

/* Estilo específico para o botão "Adicionar Primeiro Curso" */
.btn-primary .fa-plus-circle,
.btn-primary .fa-plus {
  margin-right: 8px;
  font-size: 1.1em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Garantir que todos os botões com o ícone + estejam alinhados */
button i.fa-plus, 
button i.fa-plus-circle,
a i.fa-plus, 
a i.fa-plus-circle {
  display: inline-flex;
  vertical-align: middle;
  align-items: center;
  position: relative;
  top: -1px;
}

/* Para os círculos com ícones + */
.circle-icon,
.icon-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.2);
  margin-right: 10px;
  vertical-align: middle;
}

.circle-icon i,
.icon-circle i {
  font-size: 18px;
  color: white;
}

/* Botões mais genéricos com display flex para alinhamento de ícones */
.btn.d-flex,
button.d-flex,
a.d-flex.btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

/* Ajustar o tamanho dos campos do formulário de login */
.login-form .input-group {
  display: flex;
  align-items: stretch;
  margin-bottom: 1.5rem;
}

.login-form .input-group-text {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1rem;
  background-color: var(--dark-bg-tertiary);
  border-color: rgba(255, 255, 255, 0.1);
  height: 50px; /* Aumento da altura */
}

.login-form .form-control {
  height: 50px; /* Aumento da altura */
  font-size: 1rem;
  padding: 0.625rem 1rem;
  background-color: var(--dark-bg-tertiary);
  border-color: rgba(255, 255, 255, 0.1);
}

.login-form .input-group .btn {
  height: 50px; /* Aumento da altura */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1rem;
}

/* Garantir que o ícone dentro do input-group-text esteja centralizado */
.login-form .input-group-text i {
  font-size: 1.1rem; /* Ícone um pouco maior */
  line-height: 1;
}

/* Ajuste para o botão de visualizar senha */
.login-form #toggle-password {
  background-color: var(--dark-bg-tertiary);
  color: var(--text-secondary);
  border-color: rgba(255, 255, 255, 0.1);
  margin: 0;
}

.login-form #toggle-password:hover {
  background-color: var(--dark-bg-secondary);
}

/* Aumentar o tamanho do botão de entrar */
.login-form .btn-primary {
  height: 54px; /* Botão um pouco maior que os campos */
  font-size: 1.1rem;
  font-weight: 500;
  padding: 0.625rem 1.5rem;
}

/* Ajuste nos labels */
.login-form .form-label {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

/* Ajuste nas checkboxes */
.login-form .form-check {
  margin-bottom: 1.5rem;
}

.login-form .form-check-input {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.15rem;
}

.login-form .form-check-label {
  font-size: 0.95rem;
  padding-left: 0.25rem;
}