/**
 * Digital Center Lab - CSS Principal
 * Arquivo principal que importa todos os estilos do projeto
 * Organizado em camadas: base → components → layouts → pages → animations
 * 
 * ATUALIZADO: Incluindo nova hero section moderna
 */

/* =====================================
   CAMADA BASE - Fundação do projeto
   ===================================== */

@import url('./base/variables.css');
@import url('./base/reset.css');
@import url('./base/typography.css');
@import url('./base/base.css');

/* =====================================
   CAMADA COMPONENTS - Componentes reutilizáveis
   ===================================== */

@import url('./components/buttons.css');
@import url('./components/cards.css');
/* @import url('./components/forms.css'); */
@import url('./components/header.css');
@import url('./components/footer.css');

/* Hero section */
@import url('./components/hero.css');

/* Services section */
@import url('./components/services-section.css');

/* Solutions section */
@import url('./components/solutions-section.css');

/* About section */
@import url('./components/about-section.css');

/* Location section */
@import url('./components/location-section.css');

/* Testimonials section */
@import url('./components/testimonials-section.css');

/* Partners section */
@import url('./components/partners-section.css');

/* Quick Contact section */
@import url('./components/quick-contact-section.css');

/* Client System section */
@import url('./components/client-system-section.css');

/* FAQ section */
@import url('./components/faq-section.css');

/* @import url('./components/modals.css'); */
/* @import url('./components/carousel.css'); */
@import url('./components/loading.css');

/* =====================================
   CAMADA LAYOUTS - Estruturas de layout
   ===================================== */

@import url('./layouts/grid.css');
@import url('./layouts/sections.css');
/* @import url('./layouts/responsive.css'); */
/* @import url('./layouts/containers.css'); */

/* =====================================
   CAMADA PAGES - Estilos específicos das páginas
   ===================================== */

/* @import url('./pages/home.css'); */
@import url('./pages/services.css');
@import url('./pages/solucoes.css');
@import url('./pages/privacy-policy.css');
/* @import url('./pages/about.css'); */
/* @import url('./pages/contact.css'); */
@import url('./pages/units.css');
@import url('./pages/tutorials.css');
@import url('./pages/franchise.css');
@import url('./pages/404.css');

/* =====================================
   CAMADA ANIMATIONS - Animações e transições
   ===================================== */

@import url('./animations/keyframes.css');
/* @import url('./animations/transitions.css'); */
@import url('./animations/animations.css');

/* =====================================
   UTILITÁRIOS GLOBAIS
   ===================================== */

/* Classes de utilitários */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.no-scroll {
  overflow: hidden;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Classes de animação */
.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.slide-up {
  animation: slideUp 0.5s ease-out;
}

.slide-down {
  animation: slideDown 0.5s ease-out;
}

.scale-in {
  animation: scaleIn 0.3s ease-out;
}

/* Classes de estado */
.is-loading {
  pointer-events: none;
  opacity: 0.6;
}

.is-hidden {
  display: none !important;
}

.is-visible {
  display: block !important;
}

/* Classes de layout */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--sm {
  max-width: var(--container-sm);
}

.container--md {
  max-width: var(--container-md);
}

.container--lg {
  max-width: var(--container-lg);
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 calc(var(--grid-gutter) / -2);
}

.col {
  flex: 1;
  padding: 0 calc(var(--grid-gutter) / 2);
}

/* Classes de texto */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-primary {
  color: var(--primary-color);
}

.text-secondary {
  color: var(--secondary-color);
}

.text-accent {
  color: var(--accent-color);
}

.text-muted {
  color: var(--dark-text-secondary);
}

.text-white {
  color: var(--white);
}

/* Classes de background */
.bg-primary {
  background-color: var(--primary-color);
}

.bg-secondary {
  background-color: var(--secondary-color);
}

.bg-dark {
  background-color: var(--dark-bg-primary);
}

.bg-gradient-primary {
  background: var(--gradient-primary);
}

/* Classes de espaçamento */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-3 { padding-top: var(--spacing-md); }
.pt-4 { padding-top: var(--spacing-lg); }
.pt-5 { padding-top: var(--spacing-xl); }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-3 { padding-bottom: var(--spacing-md); }
.pb-4 { padding-bottom: var(--spacing-lg); }
.pb-5 { padding-bottom: var(--spacing-xl); }

/* =====================================
   OTIMIZAÇÕES DE PERFORMANCE
   ===================================== */

/* GPU acceleration para elementos animados */
.hero,
.card,
.btn,
.modal {
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* Otimização de scroll */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Lazy loading de imagens */
img[data-src] {
  filter: blur(5px);
  transition: filter 0.3s;
}

img[data-src].loaded {
  filter: blur(0);
}

/* =====================================
   ESTADOS DE LOADING
   ===================================== */

.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-spinner {
  text-align: center;
  color: var(--primary-light);
}

.loading-spinner i {
  font-size: 3rem;
  margin-bottom: var(--spacing-lg);
  animation: spin 2s linear infinite;
}

.loading-spinner p {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* =====================================
   CUSTOMIZAÇÕES DO SCROLLBAR (WEBKIT)
   ===================================== */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

/* =====================================
   SELEÇÃO DE TEXTO
   ===================================== */

::selection {
  background: var(--primary-light);
  color: var(--white);
}

::-moz-selection {
  background: var(--primary-light);
  color: var(--white);
}

/* =====================================
   REMOÇÃO COMPLETA DE FOCUS OUTLINES
   ===================================== */

*:focus,
*:focus-visible,
*:focus-within {
  outline: none !important;
  box-shadow: none !important;
}

button:focus,
a:focus,
input:focus,
textarea:focus,
select:focus,
[tabindex]:focus {
  outline: none !important;
  box-shadow: none !important;
}

/* =====================================
   MEDIA QUERIES GLOBAIS
   ===================================== */

/* Print styles */
@media print {
  .hero,
  .loading-screen,
  .modal {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #003d71;
    --primary-light: #0066cc;
    --dark-text-secondary: #ffffff;
  }
}

/* Dark mode preference (adicional) */
@media (prefers-color-scheme: dark) {
  /* O projeto já é dark por padrão, mas pode ser customizado aqui */
}

/* =====================================
   DEBUG HELPERS (REMOVER EM PRODUÇÃO)
   ===================================== */

/* 
.debug * {
  outline: 1px solid red;
}

.debug .container {
  outline: 2px solid blue;
}

.debug .row {
  outline: 2px solid green;
}

.debug .col {
  outline: 2px solid yellow;
}
*/