/* ===== OTIMIZAÇÕES MOBILE E DARK MODE AVANÇADO ===== */
/* Sistema adaptativo para dispositivos móveis e preferências de modo escuro/claro */

/* ===== MODO ESCURO COMPLETO ===== */
@media (prefers-color-scheme: dark) {
  :root {
    /* Cores de fundo */
    --bg-primary: #0a0f1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    
    /* Superfícies */
    --surface: #1a2235;
    --surface-elevated: #243048;
    --surface-glass: rgba(26, 34, 53, 0.95);
    
    /* Paleta neutra invertida para dark mode */
    --neutral-50: #1e293b;
    --neutral-100: #334155;
    --neutral-200: #475569;
    --neutral-300: #64748b;
    --neutral-400: #94a3b8;
    --neutral-500: #cbd5e1;
    --neutral-600: #e2e8f0;
    --neutral-700: #f1f5f9;
    --neutral-800: #f8fafc;
    --neutral-900: #ffffff;
    
    /* Bordas */
    --border-color: rgba(255, 255, 255, 0.1);
    --border-color-accent: rgba(14, 165, 233, 0.3);
    
    /* Gradientes adaptados para dark mode */
    --gradient-hero: linear-gradient(135deg, 
      rgba(6, 46, 111, 0.3) 0%, 
      rgba(10, 15, 26, 0.95) 50%, 
      rgba(224, 0, 43, 0.15) 100%);
    --gradient-glass: linear-gradient(135deg, 
      rgba(255, 255, 255, 0.05) 0%, 
      rgba(255, 255, 255, 0.02) 100%);
    
    /* Sombras para dark mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-brand: 0 4px 12px rgba(14, 165, 233, 0.3);
    --shadow-brand-lg: 0 8px 24px rgba(14, 165, 233, 0.4);
  }
  
  /* Body dark mode */
  body {
    background: var(--bg-primary);
    color: var(--neutral-900);
  }
  
  /* Navegação dark mode */
  .nav-header {
    background: rgba(10, 15, 26, 0.95);
    border-bottom-color: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(16px);
  }
  
  .nav-title {
    color: var(--brand-accent-light);
  }
  
  .nav-logo {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  /* Stats counter dark mode */
  .stats-counter-nav {
    background: rgba(14, 165, 233, 0.15);
    border-color: rgba(14, 165, 233, 0.25);
  }
  
  .counter-number-small {
    color: var(--brand-accent-light);
  }
  
  .counter-label-small {
    color: var(--neutral-500);
  }
  
  /* Hero section dark mode */
  .hero {
    background: var(--gradient-hero);
  }
  
  .hero::before {
    opacity: 0.15;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.08)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  }
  
  .hero-title {
    color: var(--neutral-900);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }
  
  .hero-subtitle {
    color: var(--neutral-500);
  }
  
  .hero-description {
    color: var(--neutral-400);
  }
  
  .hero-logo {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  }
  
  /* Apps section dark mode */
  .apps-section {
    background: var(--bg-primary);
  }
  
  .section-title {
    color: var(--neutral-900);
  }
  
  .section-description {
    color: var(--neutral-500);
  }
  
  /* App cards dark mode */
  .app-card {
    background: var(--surface);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
  }
  
  .app-card:hover {
    border-color: var(--brand-accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(14, 165, 233, 0.15);
  }
  
  .app-title {
    color: var(--neutral-900);
  }
  
  .app-description {
    color: var(--neutral-500);
  }
  
  .app-icon {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  }
  
  /* Card secure dark mode */
  .app-card-secure {
    background: linear-gradient(135deg, 
      rgba(26, 34, 53, 0.95) 0%, 
      rgba(239, 68, 68, 0.1) 100%);
    border-color: rgba(239, 68, 68, 0.3);
  }
  
  .app-card-secure:hover {
    border-color: rgba(239, 68, 68, 0.5);
    box-shadow: 0 20px 40px rgba(239, 68, 68, 0.2);
  }
  
  .secure-badge {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.3);
  }
  
  /* Card logged dark mode */
  .app-card-logged {
    background: linear-gradient(135deg, 
      rgba(26, 34, 53, 0.95) 0%, 
      rgba(34, 197, 94, 0.1) 100%);
    border-color: rgba(34, 197, 94, 0.3);
  }
  
  .app-card-logged:hover {
    border-color: rgba(34, 197, 94, 0.5);
    box-shadow: 0 20px 40px rgba(34, 197, 94, 0.2);
  }
  
  .secure-badge.logged {
    background: rgba(34, 197, 94, 0.2);
    border-color: rgba(34, 197, 94, 0.3);
  }
  
  /* Help section dark mode */
  .help-section {
    background: var(--bg-secondary);
  }
  
  .help-title {
    color: var(--neutral-900);
  }
  
  .help-text {
    color: var(--neutral-500);
  }
  
  .shortcut {
    background: var(--surface);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--neutral-600);
  }
  
  .shortcut-key {
    background: var(--bg-tertiary);
    color: var(--neutral-700);
  }
  
  /* Footer dark mode */
  .app-footer {
    background: var(--bg-secondary);
    border-top-color: rgba(255, 255, 255, 0.08);
  }
  
  .footer-title {
    color: var(--neutral-800);
  }
  
  .footer-subtitle {
    color: var(--neutral-500);
  }
  
  .footer-link {
    color: var(--neutral-500);
  }
  
  .footer-link:hover {
    color: var(--brand-accent-light);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  /* Cards e componentes genéricos dark mode */
  .card {
    background: var(--surface);
    border-color: rgba(255, 255, 255, 0.08);
  }
  
  .card-header,
  .card-footer {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.08);
  }
  
  /* Formulários dark mode */
  .form-input,
  .form-select,
  .form-textarea {
    background: var(--surface);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--neutral-900);
  }
  
  .form-input:focus,
  .form-select:focus,
  .form-textarea:focus {
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.2);
  }
  
  .form-input::placeholder,
  .form-textarea::placeholder {
    color: var(--neutral-400);
  }
  
  .form-label {
    color: var(--neutral-600);
  }
  
  /* Botões dark mode */
  .btn-secondary {
    background: var(--surface);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--neutral-800);
  }
  
  .btn-secondary:hover {
    background: var(--surface-elevated);
    border-color: var(--brand-accent);
  }
  
  .btn-ghost {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--neutral-700);
  }
  
  .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--brand-accent);
  }
  
  .btn-nav {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--brand-accent-light);
  }
  
  .btn-nav:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--brand-accent);
  }
  
  /* Admin button dark mode */
  .admin-btn {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.25);
    color: #60a5fa;
  }
  
  .admin-btn:hover {
    background: rgba(59, 130, 246, 0.25);
    border-color: rgba(59, 130, 246, 0.4);
  }
  
  /* Modais dark mode */
  .modal {
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .modal-header,
  .modal-footer {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.08);
  }
  
  .modal-title {
    color: var(--neutral-900);
  }
  
  .modal-close {
    color: var(--neutral-500);
  }
  
  .modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--neutral-700);
  }
  
  /* Badges dark mode */
  .badge-secondary {
    background: var(--bg-tertiary);
    color: var(--neutral-700);
  }
  
  /* Progress bars dark mode */
  .progress {
    background: var(--bg-tertiary);
  }
  
  /* Skeleton loading dark mode */
  .skeleton {
    background: linear-gradient(90deg, 
      var(--bg-tertiary) 25%, 
      var(--surface) 50%, 
      var(--bg-tertiary) 75%);
  }
  
  /* Spinner dark mode */
  .spinner {
    border-color: rgba(255, 255, 255, 0.1);
    border-top-color: var(--brand-accent);
  }
  
  /* Tooltip dark mode */
  .tooltip::before {
    background: var(--neutral-100);
    color: var(--neutral-900);
  }
  
  .tooltip::after {
    border-top-color: var(--neutral-100);
  }
  
  /* Popup sucesso dark mode */
  #popup-sucesso {
    background: var(--surface) !important;
    border-color: var(--success) !important;
  }
  
  .popup-titulo {
    color: var(--neutral-900) !important;
  }
  
  .popup-subtitulo {
    color: var(--neutral-500) !important;
  }
  
  /* App header dark mode */
  .app-header {
    background: linear-gradient(135deg, 
      rgba(139, 92, 246, 0.08) 0%, 
      rgba(59, 130, 246, 0.08) 100%), 
      rgba(10, 15, 26, 0.95);
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }
  
  .brand-logo {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .brand-text h1 {
    color: var(--brand-accent-light);
  }
  
  .app-subtitle {
    color: var(--neutral-500);
  }
  
  /* Checkbox e Switch dark mode */
  .form-checkbox .checkmark {
    background: var(--surface);
    border-color: rgba(255, 255, 255, 0.2);
  }
  
  .form-switch .switch-track {
    background: var(--bg-tertiary);
  }
  
  /* Scrollbar dark mode */
  ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
  }
  
  ::-webkit-scrollbar-track {
    background: var(--bg-secondary);
  }
  
  ::-webkit-scrollbar-thumb {
    background: var(--neutral-300);
    border-radius: 4px;
  }
  
  ::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-400);
  }
}

/* ===== OTIMIZAÇÕES MOBILE AVANÇADAS ===== */

/* Melhorias de touch target (mínimo 44px) */
@media (max-width: 768px) {
  /* Botões com área de toque maior */
  .btn {
    min-height: 44px;
    padding: var(--space-3) var(--space-5);
  }
  
  .btn-sm {
    min-height: 36px;
    padding: var(--space-2) var(--space-4);
  }
  
  .btn-lg,
  .btn-xl {
    min-height: 52px;
  }
  
  /* Links de navegação com área maior */
  .nav-actions {
    gap: var(--space-2);
  }
  
  .btn-nav {
    min-height: 40px;
    padding: var(--space-2) var(--space-3);
  }
  
  /* Admin button maior no mobile */
  .admin-btn {
    min-width: 44px;
    min-height: 44px;
    padding: 10px;
  }
  
  /* Checkboxes e switches com área maior */
  .form-checkbox .checkmark {
    width: 24px;
    height: 24px;
  }
  
  .form-switch .switch-track {
    width: 52px;
    height: 28px;
  }
  
  .form-switch .switch-thumb {
    width: 24px;
    height: 24px;
  }
  
  /* Form inputs mais altos */
  .form-input,
  .form-select,
  .form-textarea {
    min-height: 48px;
    padding: var(--space-3) var(--space-4);
    font-size: 16px; /* Previne zoom no iOS */
  }
  
  /* Cards com padding maior para toque */
  .app-card {
    padding: var(--space-6);
    touch-action: manipulation;
  }
  
  /* Keyboard shortcuts escondidos no mobile */
  .keyboard-shortcuts {
    display: none;
  }
  
  .help-section {
    padding: var(--space-8) 0;
  }
  
  .help-title {
    font-size: var(--text-xl);
  }
  
  /* Footer otimizado para mobile */
  .footer-content {
    padding: var(--space-4) 0;
  }
  
  .footer-link {
    padding: var(--space-3) var(--space-4);
    min-height: 44px;
  }
  
  .footer-link svg {
    width: 20px;
    height: 20px;
  }
}

/* Telas muito pequenas (smartphones) */
@media (max-width: 480px) {
  /* Container com padding reduzido */
  .container {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }
  
  /* Navegação compacta */
  .nav-header {
    padding: var(--space-3) 0;
  }
  
  .nav-content {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3);
  }
  
  .nav-brand {
    gap: var(--space-2);
    flex: 1;
    min-width: 0;
  }
  
  .nav-logo {
    width: 32px;
    height: 32px;
  }
  
  .nav-title {
    font-size: var(--text-base);
  }
  
  .nav-actions {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  
  .stats-counter-nav {
    order: 1;
    flex: 1;
    justify-content: center;
    padding: var(--space-2);
    min-width: 180px;
  }
  
  .admin-btn {
    order: 2;
  }
  
  /* Hero mais compacto */
  .hero {
    padding: var(--space-10) 0 var(--space-12);
    min-height: auto;
  }
  
  .hero-logos {
    gap: var(--space-3);
    margin-bottom: var(--space-6);
  }
  
  .hero-logo {
    width: 50px;
    height: 50px;
    padding: var(--space-1);
  }
  
  .hero-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
    margin-bottom: var(--space-4);
  }
  
  .hero-description {
    font-size: var(--text-sm);
    margin-bottom: var(--space-8);
    padding: 0 var(--space-2);
  }
  
  /* Apps section compacta */
  .apps-section {
    padding: var(--space-10) 0;
  }
  
  .section-header {
    margin-bottom: var(--space-8);
  }
  
  .section-title {
    font-size: var(--text-xl);
    line-height: 1.3;
  }
  
  .section-description {
    font-size: var(--text-sm);
    padding: 0 var(--space-2);
  }
  
  /* Grid de apps em coluna única */
  .apps-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
  }
  
  /* Cards otimizados para mobile */
  .app-card {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
  }
  
  .app-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-1);
  }
  
  .app-icon svg {
    width: 28px;
    height: 28px;
  }
  
  .app-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-1);
  }
  
  .app-description {
    font-size: var(--text-sm);
    line-height: 1.5;
  }
  
  .app-badge {
    top: var(--space-3);
    right: var(--space-3);
    font-size: 10px;
    padding: 2px var(--space-2);
  }
  
  .secure-badge {
    top: var(--space-2);
    left: var(--space-2);
    width: 24px;
    height: 24px;
    font-size: 14px;
  }
  
  /* Help section simplificada */
  .help-section {
    padding: var(--space-6) 0;
  }
  
  .help-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
  }
  
  .help-text {
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
  }
  
  /* Footer compacto */
  .app-footer {
    padding: var(--space-6) 0;
  }
  
  .footer-content {
    gap: var(--space-4);
  }
  
  .footer-title {
    font-size: var(--text-xs);
  }
  
  .footer-subtitle {
    font-size: 10px;
  }
  
  .footer-link {
    font-size: var(--text-sm);
    padding: var(--space-3);
  }
}

/* ===== PERFORMANCE MOBILE ===== */

/* Reduzir animações para melhor performance */
@media (max-width: 768px) {
  /* Animações mais rápidas */
  .app-card {
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  }
  
  /* Desabilitar animação float no mobile para performance */
  .app-icon {
    animation: none;
  }
  
  /* Hover effects mais sutis */
  .app-card:hover {
    transform: translateY(-4px);
  }
  
  .app-card::before {
    transition: transform 0.15s ease;
  }
}

/* Respeitar preferências de movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .app-card:hover {
    transform: none;
  }
  
  .hero-logo:hover {
    transform: none;
  }
  
  .btn:hover {
    transform: none;
  }
  
  .btn-primary:hover,
  .btn-danger:hover,
  .btn-success:hover {
    transform: none;
  }
}

/* ===== SAFE AREA PARA DISPOSITIVOS COM NOTCH ===== */
@supports (padding-top: env(safe-area-inset-top)) {
  .nav-header {
    padding-top: max(var(--space-4), env(safe-area-inset-top));
    padding-left: max(var(--space-4), env(safe-area-inset-left));
    padding-right: max(var(--space-4), env(safe-area-inset-right));
  }
  
  .app-footer {
    padding-bottom: max(var(--space-8), env(safe-area-inset-bottom));
    padding-left: max(var(--space-4), env(safe-area-inset-left));
    padding-right: max(var(--space-4), env(safe-area-inset-right));
  }
  
  @media (max-width: 768px) {
    .nav-header {
      padding-top: max(var(--space-3), env(safe-area-inset-top));
    }
    
    .app-footer {
      padding-bottom: max(var(--space-6), env(safe-area-inset-bottom));
    }
  }
}

/* ===== LANDSCAPE MOBILE ===== */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: var(--space-8) 0 var(--space-10);
  }
  
  .hero-logos {
    margin-bottom: var(--space-4);
  }
  
  .hero-logo {
    width: 48px;
    height: 48px;
  }
  
  .hero-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
    margin-bottom: var(--space-3);
  }
  
  .hero-description {
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
  }
  
  .apps-section {
    padding: var(--space-8) 0;
  }
  
  .section-header {
    margin-bottom: var(--space-6);
  }
  
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
}

/* ===== TABLET OTIMIZAÇÕES ===== */
@media (min-width: 481px) and (max-width: 1024px) {
  /* Grid de 2 colunas para tablets */
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  /* Hero otimizado para tablet */
  .hero {
    padding: var(--space-12) 0 var(--space-16);
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .hero-logo {
    width: 70px;
    height: 70px;
  }
  
  /* Keyboard shortcuts lado a lado no tablet */
  .keyboard-shortcuts {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3);
  }
  
  .shortcut {
    font-size: var(--text-sm);
  }
}

/* ===== IMPEDIR SELEÇÃO DE TEXTO EM ELEMENTOS INTERATIVOS ===== */
.btn,
.app-card,
.nav-brand,
.footer-link,
.admin-btn {
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
}

/* ===== CURSOR POINTER PARA TOUCH DEVICES ===== */
@media (hover: none) and (pointer: coarse) {
  .btn:hover,
  .app-card:hover,
  .btn-nav:hover {
    transform: none;
  }
  
  .app-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  .btn:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
  }
}

/* ===== HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
  :root {
    --brand-accent: #00a8ff;
    --brand-accent-light: #4dc3ff;
    --success: #00d26a;
    --error: #ff3b30;
    --warning: #ffcc00;
  }
  
  .app-card {
    border-width: 2px;
  }
  
  .btn {
    border-width: 2px;
  }
  
  .form-input,
  .form-select,
  .form-textarea {
    border-width: 2px;
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .hero,
  .nav-header,
  .app-footer,
  .help-section,
  .admin-btn {
    display: none !important;
  }
  
  .apps-section {
    display: block !important;
    opacity: 1 !important;
    padding: 0;
  }
  
  .apps-grid {
    display: block;
  }
  
  .app-card {
    page-break-inside: avoid;
    margin-bottom: 1rem;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}