/* ... existing code ... */

/* Utilitário para justificar texto nos cards */
.text-justify {
  text-align: justify;
  text-align-last: left;
  hyphens: auto;
  word-break: normal;
  overflow-wrap: break-word;
}

/* Toast container (top-right) */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1060; /* above navbar */
}

/* Optional: wider toast */
.toast {
  min-width: 280px;
}

/* ===== Login Professor (Auth) ===== */
.auth-login-page{
  min-height: 100vh;
  background: linear-gradient(180deg, rgba(246,248,252,0.9), rgba(255,255,255,1));
  display: flex;
  align-items: center;
}
.auth-login-page .card{
  border-radius: 16px;
}
#togglePassword{
  width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
#eyeIcon svg{
  display: block;
}

/* Placeholders de imagens para a página de login */
/* Substitua por SVGs reais quando tiver os arquivos definitivos */
/* Tamanhos recomendados: logo 96x96, ícone admin 20x20, ilustração 560x400 */

/* ===== Home enhancements ===== */
.home-banner{
  position: relative;
}
.home-banner-overlay{
  position: absolute;
  inset: 0;
  /* Overlay padrão — desativado especificamente no carrossel da Home */
  background: linear-gradient(to bottom, rgba(0,0,0,0.15), rgba(0,0,0,0.25));
  pointer-events: none;
}

/* ===== Home: Carousel (remover apenas overlays/máscaras indesejadas) ===== */
/* Mantemos imagens e backgrounds legítimos dos itens; apenas neutralizamos pseudo-elementos/overlays. */
#homeFeaturesCarousel .carousel-item::before,
#homeFeaturesCarousel .carousel-item::after { content: none !important; }
#homeFeaturesCarousel .home-banner::before,
#homeFeaturesCarousel .home-banner::after { content: none !important; }
#homeFeaturesCarousel .home-banner-overlay { display: none !important; }

/* Padding-bottom global para evitar sobreposição do footer em páginas com pouco conteúdo */
main {
  padding-bottom: 80px;
}

/* ===== Theme (light/dark) ===== */
/* Alinhado ao Bootstrap 5.3 usando data-bs-theme e tokens */
:root {
  --plan-pro: #f0ad4e; /* fallback: Bootstrap warning */
  --plan-premium: #0d6efd; /* fallback: Bootstrap primary */
  --plan-free: #6c757d; /* fallback: Bootstrap secondary */
}
.text-plan-pro { color: var(--plan-pro) !important; }
.text-plan-premium { color: var(--plan-premium) !important; }
.text-plan-free { color: var(--plan-free) !important; }
.badge-plan-pro { background-color: var(--plan-pro) !important; color: #1f1f1f !important; }
.badge-plan-premium { background-color: var(--plan-premium) !important; color: #ffffff !important; }
.badge-plan-free { background-color: var(--plan-free) !important; color: #ffffff !important; }

/* Use os tokens do Bootstrap para cores globais */
body { background-color: var(--bs-body-bg); color: var(--bs-body-color); }
/* Não force cores na navbar para permitir ajuste automático */
.footer { background-color: var(--bs-tertiary-bg); color: var(--bs-body-color); }
/* Evite sobrescrever cards/modals; Bootstrap já cuida via tokens */

/* Efeitos de transição suaves */
body, .navbar, .footer, .container {
  transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}

/* Ícone do tema: pequena animação conforme o tema */
[data-bs-theme=dark] #themeIcon { transform: rotate(8deg) scale(1.04); }
[data-bs-theme=light] #themeIcon { transform: rotate(0deg) scale(1.0); }

/* Hovers do botão de tema */
[data-bs-theme=dark] .theme-toggle-btn:hover { background-color: rgba(255,255,255,0.12); }
[data-bs-theme=light] .theme-toggle-btn:hover { background-color: rgba(0,0,0,0.06); }

/* ===== Student action buttons mobile layout ===== */
@media (hover: none) and (pointer: coarse) {
  .student-action-btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
  }
  .student-action-btn i {
    margin-right: 0 !important;
    margin-bottom: 0.25rem !important;
  }
}

/* Overrides utilitários removidos: confiar no Bootstrap 5.3 para estilos de tema */
.theme-toggle-btn {
  line-height: 1;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Mobile: ocultar o botão de tema até md (já fizemos com d-none d-md-flex no markup) */
@media (max-width: 767.98px) {
  .navbar .theme-toggle-btn { margin: 0; }
}

/* Ajustes de contraste no tema escuro (agora baseado em data-bs-theme) */
[data-bs-theme="dark"] {
  /* Bordas um pouco mais definidas para componentes estruturais */
  --border-color: #3a3a3a;
}
[data-bs-theme="dark"] .card,
[data-bs-theme="dark"] .table,
[data-bs-theme="dark"] .modal-content {
  box-shadow: 0 0 0 1px var(--border-color) inset;
}
[data-bs-theme="dark"] table.table {
  border-color: var(--border-color);
}
[data-bs-theme="dark"] table.table thead th {
  background-color: #222;
  border-color: var(--border-color);
}
[data-bs-theme="dark"] table.table tbody td,
[data-bs-theme="dark"] table.table tbody th {
  border-color: var(--border-color);
}

/* Harmonizar elementos com bg-light no modo escuro para tokens neutros */
[data-bs-theme="dark"] .bg-light,
[data-bs-theme="dark"] .card-header.bg-light {
  background-color: var(--bs-tertiary-bg) !important;
  color: var(--bs-body-color) !important;
  border-color: var(--bs-border-color) !important;
}

/* Transições suaves para alternância de tema (aplicadas apenas ao body e containers principais) */
body, .navbar, .footer, .container {
  transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}

/* Transição leve para o ícone de tema (cor e transformação) */
#themeIcon {
  transition: color 200ms ease, transform 200ms ease;
}
html.theme-dark #themeIcon {
  transform: rotate(8deg) scale(1.04);
}
html:not(.theme-dark) #themeIcon {
  transform: rotate(0deg) scale(1.0);
}

/* Hover do botão de tema no modo escuro: um pouco mais evidente */
html.theme-dark .theme-toggle-btn:hover {
  background-color: rgba(255,255,255,0.12);
}
/* Hover normal no modo claro: bem sutil */
html:not(.theme-dark) .theme-toggle-btn:hover {
  background-color: rgba(0,0,0,0.06);
}

/* Icon utilities */
.icon-18 { height: 18px; width: auto; vertical-align: text-bottom; }
.icon-20 { height: 20px; width: auto; vertical-align: text-bottom; }

/* Mobile-friendly tweaks for Student connect form */
@media (max-width: 576px) {
  .student-action-btn { width: 100%; margin-bottom: 0.5rem; }
}

.text-uppercase { text-transform: uppercase; }

/* Ensure inputs and button have consistent height in grid */
.form-control-lg, .btn-lg { min-height: 2.875rem; }

/* Alternância de logotipos conforme tema */
.logo-light { display: inline-block; }
.logo-dark { display: none !important; }

/* Teacher tabs mobile UX improvements */
#profTabs .nav-link { width: 100%; }
@media (min-width: 576px) {
  #profTabs .nav-link { width: auto; }
}
@media (max-width: 576px) {
  #profTabs { gap: .5rem; }
  #profTabs .nav-link { padding: .6rem .9rem; font-size: 1rem; min-height: 44px; text-align: left; }
}

/* No tema escuro, invertido visível */
[data-bs-theme="dark"] .logo-light { display: none !important; }
[data-bs-theme="dark"] .logo-dark { display: inline-block !important; }

/* ===== Navbar: Grid/Tiles no mobile ===== */
@media (max-width: 576px) {
  .navbar .navbar-collapse { padding: 0.5rem; }
  /* Aplicar grid quando o menu estiver expandindo (collapsing) ou expandido (show) */
  .navbar-collapse.show .mobile-grid-nav, .navbar-collapse.collapsing .mobile-grid-nav {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
    align-items: stretch;
  }
  .navbar-collapse.show .mobile-grid-nav .nav-item, .navbar-collapse.collapsing .mobile-grid-nav .nav-item { width: 100%; }
  .navbar-collapse.show .mobile-grid-nav .nav-link, .navbar-collapse.collapsing .mobile-grid-nav .nav-link,
  .navbar-collapse.show .mobile-grid-nav .nav-item > .btn, .navbar-collapse.collapsing .mobile-grid-nav .nav-item > .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
    border-radius: 0.75rem;
    background-color: var(--bs-tertiary-bg);
    border: 1px solid var(--bs-border-color);
    color: var(--bs-body-color) !important;
    text-align: center;
    width: 100%;
  }
  .navbar-collapse.show .mobile-grid-nav .nav-link:hover, .navbar-collapse.collapsing .mobile-grid-nav .nav-link:hover,
  .navbar-collapse.show .mobile-grid-nav .nav-item > .btn:hover, .navbar-collapse.collapsing .mobile-grid-nav .nav-item > .btn:hover {
    background-color: var(--bs-secondary-bg);
  }
  .navbar-collapse.show .mobile-grid-nav .nav-link i, .navbar-collapse.collapsing .mobile-grid-nav .nav-link i { margin-right: 0.25rem; }
  /* Dropdowns adaptados para layout estático em mobile */
  .navbar-collapse.show .mobile-grid-nav .dropdown-menu, .navbar-collapse.collapsing .mobile-grid-nav .dropdown-menu {
    position: static !important;
    transform: none !important;
    width: 100%;
    margin-top: 0.25rem;
    border-radius: 0.5rem;
  }
  .navbar-collapse.show .mobile-grid-nav .dropdown-toggle::after, .navbar-collapse.collapsing .mobile-grid-nav .dropdown-toggle::after { display: none; }
}