/**
 * ETAL Sistema QR - Main Stylesheet v4.0
 * ========================================
 * Este é o arquivo principal que importa todos os módulos CSS.
 * Organizado em layers para melhor gerenciamento de especificidade.
 */

/* ============================================
 * BASE - Reset, tipografia e variáveis
 * ============================================ */
@import url("./base/_variables.css");
@import url("./base/_reset.css");
@import url("./base/_typography.css");

/* ============================================
 * DESIGN SYSTEM v5.0 - Estilos do design-preview.html
 * Este import deve vir antes dos outros layouts/componentes
 * ============================================ */
@import url("./dp-system.css");

/* ============================================
 * LAYOUT - Grid, containers e estrutura
 * ============================================ */
@import url("./layout/_grid.css");
@import url("./layout/_header.css");
@import url("./layout/_sidebar.css");
@import url("./layout/_main.css");

/* ============================================
 * COMPONENTS - Elementos reutilizáveis
 * ============================================ */
@import url("./components/_buttons.css");
@import url("./components/_cards.css");
@import url("./components/_forms.css");
@import url("./components/_modals.css");
@import url("./components/_tables.css");
@import url("./components/_badges.css");
@import url("./components/_toasts.css");

/* ============================================
 * PAGES - Estilos específicos de páginas
 * ============================================ */
@import url("./pages/_dashboard.css");
@import url("./pages/_scanner.css");
@import url("./pages/_registros.css");
@import url("./pages/_locais.css");
@import url("./pages/_grupos.css");
@import url("./pages/_config.css");
@import url("./pages/_login.css");
@import url("./pages/_usuarios.css");
@import url("./pages/_permissoes.css");

/* ============================================
 * LEGACY CSS - Estilos legados para compatibilidade
 * TODO: Migrar para os novos módulos e remover
 * ============================================ */
@import url("./scanner.css");
@import url("./scanner-new-form.css");
@import url("./registros.css");
@import url("./grupos.css");

@import url("./config.css");
@import url("./pwa.css");
@import url("./qr-generator.css");
@import url("./pages.css");
@import url("./components.css");

/* ============================================
 * UTILITIES - Classes utilitárias
 * ============================================ */
@import url("./utils/_utilities.css");

/* ============================================
 * BACKWARD COMPATIBILITY ALIASES
 * Mantendo compatibilidade com classes antigas
 * ============================================ */

/* App Shell Compatibility */
.app,
.app-container {
  display: grid;
  gap: var(--space-4);
}

.header-brand,
.header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.header-logo,
.header__logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.header-right,
.header__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.user-menu-toggle,
.header__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  transition: background-color var(--transition-base);
  background: transparent;
  border: none;
  cursor: pointer;
}

.user-menu-toggle:hover,
.header__user:hover {
  background-color: var(--color-gray-100);
}

.user-avatar,
.header__avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  object-fit: cover;
}

.user-name,
.header__name {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

/* Sync Status */
.sync-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-base);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-gray-100);
}

.sync-status.syncing {
  color: var(--color-info);
}

.sync-status.success {
  color: var(--color-success);
}

.sync-status.error {
  color: var(--color-danger);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-base);
  background-color: transparent;
  transition: background-color var(--transition-base);
  border: none;
  cursor: pointer;
}

.menu-toggle:hover {
  background-color: var(--color-gray-100);
}

.menu-toggle__icon,
.menu-toggle i {
  width: 24px;
  height: 24px;
  color: var(--color-text-primary);
  font-size: var(--font-size-lg);
}

/* ==================== Sidebar ==================== */
.sidebar,
.app-sidebar {
  grid-area: sidebar;
  background-color: var(--color-primary);
  border-right: none;
  padding: var(--space-6) 0 80px 0;
  overflow-y: auto;
  overflow-x: hidden;
  transition: width var(--transition-slow);
  display: flex;
  flex-direction: column;
  position: relative;
  height: 100%;
  width: var(--sidebar-width);
  z-index: var(--z-sticky);
}

/* Sidebar Collapsed State - Desktop */
.sidebar-collapsed .sidebar,
.sidebar-collapsed .app-sidebar {
  width: var(--sidebar-collapsed-width);
}

/* Sidebar Toggle Button - Modern Inside Design */
.sidebar-toggle {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-base);
  background-color: rgba(255, 255, 255, 0.15);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-base);
  color: white;
}

.sidebar-toggle:hover {
  background-color: rgba(255, 255, 255, 0.25);
  color: white;
  transform: translateX(-50%) scale(1.05);
}

.sidebar-collapsed .sidebar-toggle {
  width: 40px;
  height: 40px;
}

.sidebar-toggle i {
  font-size: 18px;
  transition: transform var(--transition-base);
}

.sidebar-collapsed .sidebar-toggle i {
  transform: rotate(180deg);
}

.sidebar-collapsed .nav-item span,
.sidebar-collapsed .nav-item__text {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.sidebar-collapsed .nav-item {
  justify-content: center;
  padding: var(--space-3);
  gap: 0;
}

.sidebar-collapsed .nav-item.active::before {
  display: none;
}

.sidebar-collapsed .btn-install span {
  display: none;
}

.sidebar-collapsed .btn-install {
  width: auto;
  padding: var(--space-3);
}

/* Sidebar Navigation */
.sidebar-nav,
.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: 0 var(--space-4);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.8);
  transition: all var(--transition-base);
  position: relative;
  text-decoration: none;
  min-height: 48px;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
}

.nav-item.active {
  background-color: rgba(255, 255, 255, 0.15);
  color: white;
  font-weight: var(--font-weight-bold);
  border-left: 3px solid var(--color-secondary);
  margin-left: -3px;
}

.nav-item.active::before {
  display: none;
}

.nav-item__icon,
.nav-item i {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  text-align: center;
}

.nav-item__text,
.nav-item span {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-item__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-2);
  background-color: var(--color-secondary);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
}

/* Sidebar Divider */
.sidebar__divider {
  height: 1px;
  background-color: rgba(255, 255, 255, 0.1);
  margin: var(--space-4) var(--space-4);
}

.sidebar-footer {
  padding: var(--space-4);
  margin-top: auto;
}

.btn-install {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-install:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-install.hidden {
  display: none;
}

/* ==================== Main Content ==================== */
.main,
.app-main,
#pageContent,
#mainContent {
  grid-area: main;
  padding: var(--space-8);
  overflow-y: auto;
  max-width: var(--container-2xl);
  margin: 0 auto;
  width: 100%;
  background-color: var(--color-background);
}

/* Page Container - Standard Layout */
.page-container {
  max-width: 100%;
  margin: 0;
}

.page-content {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.main__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  background: white;
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.main__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: var(--line-height-tight);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.main__title i {
  color: var(--color-primary);
  font-size: var(--font-size-2xl);
}

.main__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* ==================== Loading Screen ==================== */
.loading-screen,
.loading {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
  z-index: var(--z-loading);
  opacity: 1;
  visibility: visible;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.loading-screen.hidden,
.loading.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-spinner,
.loading__spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(8, 28, 52, 0.1);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.loading__text {
  margin-top: var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

/* ==================== Empty State ==================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-8);
  text-align: center;
}

.empty-state__icon {
  width: 64px;
  height: 64px;
  color: var(--color-gray-400);
  margin-bottom: var(--space-4);
}

.empty-state__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  max-width: 400px;
  margin-bottom: var(--space-6);
}

/* ==================== Backdrop Overlay ==================== */
.backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-modal-backdrop) - 1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.backdrop.show {
  opacity: 1;
  visibility: visible;
}

/* ==================== Responsive Design ==================== */

/* Tablet (768px and below) */
@media (max-width: 768px) {
  .app,
  .app-container {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main";
    padding-left: 0;
  }

  /* Reset sidebar collapsed on mobile */
  .app.sidebar-collapsed,
  .app-container.sidebar-collapsed {
    grid-template-columns: 1fr;
    padding-left: 0;
  }

  .menu-toggle {
    display: flex;
  }

  /* Hide desktop toggle on mobile */
  .sidebar-toggle {
    display: none;
  }

  .sidebar,
  .app-sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    width: 280px;
    height: calc(100vh - var(--header-height));
    margin-top: 0;
    padding-top: var(--space-6);
    z-index: var(--z-modal-backdrop);
    transform: translateX(-100%);
    box-shadow: var(--shadow-xl);
    transition: transform var(--transition-slow);
  }

  .sidebar.open,
  .app-sidebar.open {
    transform: translateX(0);
  }

  /* Mobile: reset header padding and main margin-left */
  .app-header,
  .header {
    padding-left: var(--space-6);
  }

  .main,
  .app-main,
  #pageContent,
  #mainContent {
    margin-left: 0;
    width: 100%;
    max-width: 100%;
    padding: var(--space-6);
  }

  .main__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .main__actions {
    width: 100%;
    justify-content: flex-start;
  }

  .main__title {
    font-size: var(--font-size-2xl);
  }

  /* Sidebar open state shows backdrop on mobile */
  .app-sidebar.open ~ .backdrop,
  .sidebar.open ~ .backdrop {
    opacity: 1;
    visibility: visible;
  }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
  .header,
  .app-header {
    padding: 0 var(--space-4);
  }

  .header__name,
  .user-name {
    display: none;
  }

  .main,
  .app-main,
  #pageContent,
  #mainContent {
    padding: var(--space-4);
  }

  .main__title {
    font-size: var(--font-size-xl);
  }
}