/*-------------------------------------------------------------
  Variáveis de Tema
--------------------------------------------------------------*/
:root {
    /* Cores */
    --color-bg: #f5f5f5;
    --color-white: #ffffff;
    --color-text: #333333;
    --color-primary: #667eea;
    --color-primary-alt: #764ba2;
    --color-homolog: #f7941e;
    --color-homolog-alt: #ff6b35;
    --color-success: #56ab2f;
    --color-success-alt: #a8e6cf;
    --color-danger: #ff416c;
    --color-danger-alt: #ff4b2b;
    --color-border: #e0e0e0;
    --color-muted: #666666;
  
    /* Espacamentos */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
  
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 5px;
    --radius-lg: 10px;
  
    /* Sombra padrão */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 2px 10px rgba(0,0,0,0.1);
  
    /* Tipografia */
    --font-base: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 1rem;
    --line-height: 1.5;
  }
  
  body {
    font-family: var(--font-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    margin: 0;
  }
  
  /*-------------------------------------------------------------
    Reset e helper classes
  --------------------------------------------------------------*/
  *, *::before, *::after {
    box-sizing: border-box;
  }
  
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
  }
  
  /*-------------------------------------------------------------
    Header
  --------------------------------------------------------------*/
  .header {
    background: linear-gradient(
      135deg,
      var(--color-primary) 0%,
      var(--color-primary-alt) 100%
    );
    color: var(--color-white);
    padding: var(--space-md) 0;
    box-shadow: var(--shadow-md);
  }
  
  .app--homologacao .header {
    background: linear-gradient(
      135deg,
      var(--color-homolog) 0%,
      var(--color-homolog-alt) 100%
    );
  }
  
  .header__inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
  }
  
  .header__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .header__logo h1 {
    font-size: 1.5rem;
    margin: 0;
  }
  
  .header__logo i {
    font-size: 1.8rem;
  }
  
  .header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
  }
  
  .header__env {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .header__user {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .header__token {
    display: flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-right: var(--space-sm);
  }
  
  .token-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
  }
  
  .token-status.status-green {
    background-color: #dcfce7;
    color: #166534;
  }
  
  .token-status.status-yellow {
    background-color: #fef3c7;
    color: #92400e;
  }
  
  .token-status.status-red {
    background-color: #fecaca;
    color: #991b1b;
  }
  
  .env-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-lg);
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
  }
  
  .env-badge--producao {
    background-color: rgba(46, 125, 50, 0.9);
    color: var(--color-white);
  }
  
  .env-badge--homologacao {
    background-color: rgba(230, 81, 0, 0.9);
    color: var(--color-white);
  }
  
  .btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    border: none;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  
  .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--color-gray) !important;
    color: #999 !important;
    border-color: var(--color-gray) !important;
  }
  
  .btn--alert {
    background: rgba(255,255,255,0.2);
    color: var(--color-white);
  }
  
  .btn--alert:hover {
    background: rgba(255,255,255,0.3);
  }
  
  .btn--env {
    background: rgba(255,255,255,0.15);
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.3);
  }
  
  .btn--env:hover {
    background: rgba(255,255,255,0.25);
    border-color: rgba(255,255,255,0.5);
  }
  
  /*-------------------------------------------------------------
    Layout Principal
  --------------------------------------------------------------*/
  /* Mobile‑first: sidebar abaixo, main acima */
  .layout {
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 80px); /* header + padding */
  }
  
  /* Sidebar */
  .sidebar {
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
  }
  
  @media (min-width: 769px) {
    .layout {
      flex-direction: row;
    }
    .sidebar {
      width: 280px;
      border-right: 1px solid var(--color-border);
      border-top: none;
      position: fixed;
      height: calc(100vh - 80px);
      overflow-y: auto;
    }
  }
  
  /* Nav */
  .sidebar__nav {
    padding: var(--space-lg) var(--space-md);
  }
  
  .nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  .nav__section {
    margin-bottom: var(--space-xl);
  }
  
  .nav__title {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--color-border);
    letter-spacing: 0.5px;
  }
  
  .nav__title i {
    margin-right: var(--space-xs);
    color: var(--color-primary);
  }
  
  .nav__section ul {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  .nav__link {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xs);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
  }
  
  .nav__link:hover {
    background-color: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    transform: translateX(4px);
  }
  
  .nav__link.is-active {
    background-color: rgba(102, 126, 234, 0.15);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    font-weight: 600;
  }
  
  .nav__link.is-active:hover {
    background-color: rgba(102, 126, 234, 0.2);
  }
  
  /* Info Widgets */
  .nav__info-list {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  .nav__info-list li {
    padding: var(--space-xs) 0;
    font-size: 0.9rem;
    color: var(--color-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .nav__info-list strong {
    color: var(--color-text);
    font-weight: 500;
  }
  
  .nav__info-list .env-badge {
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    background-color: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    font-weight: 600;
  }
  
  /* Main Content */
  .main-content {
    flex: 1;
    padding: var(--space-lg) var(--space-md);
    margin-top: var(--space-md);
  }
  
  @media (min-width: 769px) {
    .main-content {
      margin-left: 280px;
      margin-top: 0;
    }
  }
  
  /*-------------------------------------------------------------
    Componentes Gerais (cards, botões, formulários, etc.)
  --------------------------------------------------------------*/
  .card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-md);
  }
  
  .card h2 {
    font-size: 1.25rem;
    margin-bottom: var(--space-lg);
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: var(--space-sm);
    color: var(--color-text);
  }
  
  .form-group {
    margin-bottom: var(--space-lg);
  }
  
  .form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--color-text);
  }
  
  .form-group input,
  .form-group select {
    width: 100%;
    max-width: 300px;
    padding: var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color 0.3s ease;
  }
  
  .form-group input:focus,
  .form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
  }
  
  /* Botões de Ação */
  .btn--primary {
    background: linear-gradient(
      135deg,
      var(--color-primary) 0%,
      var(--color-primary-alt) 100%
    );
    color: var(--color-white);
  }
  
  .btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
  }
  
  .btn--success {
    background: linear-gradient(
      135deg,
      var(--color-success) 0%,
      var(--color-success-alt) 100%
    );
    color: var(--color-white);
  }
  
  .btn--success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(86, 171, 47, 0.3);
  }
  
  .btn--danger {
    background: linear-gradient(
      135deg,
      var(--color-danger) 0%,
      var(--color-danger-alt) 100%
    );
    color: var(--color-white);
  }
  
  .btn--danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 65, 108, 0.3);
  }
  
  .btn--small {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
  }
  
  /* Alertas */
  .alert {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    border-left: 4px solid transparent;
  }
  
  .alert--success {
    background-color: rgba(86, 171, 47, 0.1);
    border-color: var(--color-success);
    color: #155724;
  }
  
  .alert--error {
    background-color: rgba(255, 65, 108, 0.1);
    border-color: var(--color-danger);
    color: #721c24;
  }
  
  /* Grid de Info e Lista de Turmas */
  .info-grid {
    display: grid;
    gap: var(--space-lg);
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    margin-bottom: var(--space-xl);
  }
  
  .info-item {
    background: rgba(102, 126, 234, 0.05);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-primary);
  }
  
  .info-item strong {
    color: var(--color-text);
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 600;
  }
  
  .turmas-list {
    display: grid;
    gap: var(--space-md);
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    margin-top: var(--space-md);
  }
  
  .turma-item {
    background: var(--color-white);
    border: 2px solid var(--color-border);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
  }
  
  .turma-item:hover {
    border-color: var(--color-primary);
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }
  
  .turma-item.selected {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
  }
  
  /* Loading */
  .loading {
    display: none;
    text-align: center;
    color: var(--color-muted);
    padding: var(--space-lg);
  }
  
  .loading.show {
    display: block;
  }
  
  /* Resultado de Transferência */
  .resultado-etapa {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    border: 1px solid transparent;
  }
  
  .resultado-etapa.sucesso {
    background-color: rgba(86, 171, 47, 0.1);
    border-color: var(--color-success);
  }
  
  .resultado-etapa.erro {
    background-color: rgba(255, 65, 108, 0.1);
    border-color: var(--color-danger);
  }
  
  .resultado-etapa.aviso {
    background-color: rgba(255, 193, 7, 0.1);
    border-color: #ffc107;
  }
  
  /* Actions */
  .actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
  }
  
  /* Responsividade */
  @media (max-width: 768px) {
    .header__inner {
      flex-direction: column;
      gap: var(--space-md);
      text-align: center;
    }
    
    .header__actions {
      flex-direction: column;
      gap: var(--space-sm);
    }
    
    .nav__link {
      padding: var(--space-md);
      margin-bottom: var(--space-xs);
    }
    
    .card {
      margin: var(--space-md) var(--space-sm);
      padding: var(--space-lg);
    }
    
    .info-grid {
      grid-template-columns: 1fr;
    }
    
    .turmas-list {
      grid-template-columns: 1fr;
    }
    
    .actions {
      flex-direction: column;
    }
  }
  
  @media (max-width: 480px) {
    .sidebar__nav {
      padding: var(--space-md);
    }
    
    .nav__section {
      margin-bottom: var(--space-lg);
    }
    
    .card {
      margin: var(--space-sm);
      padding: var(--space-md);
    }
  }
  
  /*-------------------------------------------------------------
    Página de Login
  --------------------------------------------------------------*/
  
  /* Reset específico para login */
  body.login-page {
    margin: 0;
    padding: 0;
    font-family: var(--font-base);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-alt) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .login-container {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
  }
  
  .logo {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .logo h1 {
    color: var(--color-text);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
  }
  
  .logo p {
    color: var(--color-muted);
    font-size: 0.9rem;
  }
  
  .form-group {
    margin-bottom: 1.5rem;
  }
  
  .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-weight: 500;
  }
  
  .form-group input[type="text"],
  .form-group input[type="password"] {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color 0.3s;
  }
  
  .form-group input[type="text"]:focus,
  .form-group input[type="password"]:focus {
    outline: none;
    border-color: var(--color-primary);
  }
  
  .btn-login {
    width: 100%;
    padding: 0.75rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-alt) 100%);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s;
  }
  
  .btn-login:hover {
    transform: translateY(-2px);
  }
  
  .erro {
    background-color: #fee;
    border: 1px solid #fcc;
    color: #c00;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    text-align: center;
  }
  
  .info {
    background-color: #e6f3ff;
    border: 1px solid #b3d9ff;
    color: #0066cc;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
    font-size: 0.85rem;
  }

  /*-------------------------------------------------------------
    Badges e Status de Matrícula
  --------------------------------------------------------------*/
  .badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.25rem;
    text-transform: uppercase;
  }

  .badge-ativo {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
  }

  .badge-concluido {
    background-color: #cce5ff;
    color: #004085;
    border: 1px solid #b8daff;
  }

  .badge-remanejado {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
  }

  .badge-excluido {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
  }

  /* Status na lista de turmas */
  .turma-item.status-ativo {
    border-left: 4px solid #28a745;
  }

  .turma-item.status-concluido {
    border-left: 4px solid #007bff;
  }

  .turma-item.status-remanejado {
    border-left: 4px solid #ffc107;
  }

  .turma-item.status-excluido {
    border-left: 4px solid #dc3545;
    opacity: 0.7;
  }

  /* Botão de alerta para exclusão */
  .btn--alert {
    background: linear-gradient(135deg, var(--color-danger) 0%, var(--color-danger-alt) 100%);
    color: white;
  }

  .btn--alert:hover {
    background: linear-gradient(135deg, var(--color-danger-alt) 0%, var(--color-danger) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 65, 108, 0.3);
  }

  .btn--alert:disabled {
    background: #cccccc;
    cursor: not-allowed;
    opacity: 0.6;
  }