/* ==========================================================================
   STYLE CSS - Simulador AWS
   Arquitetura Baseada em Clean Code e Agrupamento por Componentes
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. IMPORTAÇÕES E FONTES
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;600;700&display=swap');

/* --------------------------------------------------------------------------
   2. VARIÁVEIS (THEMING)
   -------------------------------------------------------------------------- */
:root {
  /* Cores da Marca AWS */
  --aws-dark: #232f3e;
  --aws-orange: #ff9900;
  --aws-orange-hover: #ec7211;
  --aws-light-gray: #f2f3f3;
  --aws-border: #eaeded;
  
  /* Cores de Feedback */
  --success-green: #22c55e;
  --error-red: #ef4444;
  --info-blue: #3b82f6;

  /* Modo Claro (Default) */
  --bg-main: var(--aws-light-gray);
  --bg-card: #f5f5f5;
  --text-main: var(--aws-dark);
  --text-muted: #6b7280;
  --border-theme: #e5e7eb;
}

.dark {
  /* Modo Escuro */
  --bg-main: #0f172a;       /* Slate 900 */
  --bg-card: #1e293b;       /* Slate 800 */
  --text-main: #f8fafc;     /* Slate 50 */
  --text-muted: #cbd5e1;    /* Slate 300 */
  --border-theme: #334155;  /* Slate 700 */
}

/* --------------------------------------------------------------------------
   3. ESTILOS BASE
   -------------------------------------------------------------------------- */
body {
  font-family: 'Open Sans', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  transition: background-color 0.3s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

::selection {
  background-color: rgba(255, 153, 0, 0.3);
  color: inherit;
}

/* --------------------------------------------------------------------------
   4. UTILITÁRIOS AWS GERAIS
   -------------------------------------------------------------------------- */
.aws-bg-dark { background-color: var(--aws-dark) !important; }
.aws-text-dark { color: var(--aws-dark) !important; }
.dark .aws-text-dark { color: var(--text-main) !important; }

.aws-bg-orange { background-color: var(--aws-orange) !important; }
.aws-text-orange { color: var(--aws-orange) !important; }
.aws-bg-orange:hover { background-color: var(--aws-orange-hover) !important; }

/* --------------------------------------------------------------------------
   5. ANIMAÇÕES
   -------------------------------------------------------------------------- */
.fade-in { animation: fadeIn 0.4s ease-in forwards; }
.fade-out { animation: fadeOut 0.4s ease-out forwards; }
.slide-in { animation: slideInRight 0.3s ease-out forwards; }
.slide-out { animation: slideOutLeft 0.3s ease-out forwards; }
.pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.loading { opacity: 0.6; pointer-events: none; }

.spinner {
  border: 3px solid rgba(255, 153, 0, 0.3);
  border-top-color: var(--aws-orange);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeOut {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-10px); }
}
@keyframes slideInRight {
  from { transform: translateX(30px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes slideOutLeft {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(-30px); opacity: 0; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* --------------------------------------------------------------------------
   6. COMPONENTES: QUIZ & OPÇÕES
   -------------------------------------------------------------------------- */
.option-card {
  transition: all 0.2s ease;
  border: 2px solid var(--border-theme);
  cursor: pointer;
  background-color: var(--bg-card);
  color: var(--text-main);
}
.option-card:focus {
  outline: 2px solid var(--aws-orange);
  outline-offset: 2px;
}
.option-card.disabled {
  pointer-events: none;
  opacity: 0.8;
}

/* Light Mode Hover & States */
.option-card:hover:not(.disabled) {
  border-color: var(--aws-orange);
  background-color: #fffaf0;
  transform: translateX(5px);
}
.option-card.selected {
  border-color: var(--aws-orange);
  background-color: #fffaf0;
  box-shadow: 0 4px 6px -1px rgba(255, 153, 0, 0.2);
}
.option-card.correct {
  border-color: var(--success-green);
  background-color: #f0fdf4;
  color: #166534;
}
.option-card.incorrect {
  border-color: var(--error-red);
  background-color: #fef2f2;
  color: #991b1b;
}

/* Dark Mode Hover & States */
.dark .option-card:hover:not(.disabled) {
  background-color: #334155 !important;
  border-color: var(--aws-orange) !important;
}
.dark .option-card.selected {
  background-color: #334155 !important;
  border-color: var(--aws-orange) !important;
  box-shadow: 0 4px 6px -1px rgba(255, 153, 0, 0.4);
}
.dark .option-card.correct {
  background-color: rgba(34, 197, 94, 0.15) !important;
  color: #4ade80 !important;
}
.dark .option-card.incorrect {
  background-color: rgba(239, 68, 68, 0.15) !important;
  color: #f87171 !important;
}

/* Letras A, B, C, D */
.option-letter {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #f3f4f6;
    font-weight: bold;
    color: #4b5563;
    transition: all 0.2s ease;
}
.option-card.selected .option-letter {
    background: var(--aws-orange);
    color: white;
}

/* Tailwind Form Peers (Dark Mode) */
.dark .peer:checked ~ .peer-checked\:bg-orange-50 {
  background-color: rgba(255, 153, 0, 0.15) !important;
  border-color: var(--aws-orange) !important;
  box-shadow: 0 4px 6px -1px rgba(255, 153, 0, 0.2);
}
.dark .peer:checked ~ .peer-checked\:bg-blue-50 {
  background-color: rgba(59, 130, 246, 0.15) !important;
  border-color: var(--info-blue) !important;
  box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.2);
}
.dark .peer:not(:checked) ~ .hover\:border-gray-400:hover {
  background-color: #1e293b !important;
  border-color: #475569 !important;
}
.dark .peer:checked ~ div .font-bold {
  color: #ffffff !important;
}

/* --------------------------------------------------------------------------
   7. COMPONENTES: BARRA LATERAL & WIDGETS
   -------------------------------------------------------------------------- */
#side-info .shadow-sm {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
#side-info .shadow-sm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Reset Geral de Bordas para Look Clean */
#side-info .bg-white, 
#sprint-module, 
#global-performance-dashboard {
    box-shadow: none !important;
    border: 1px solid #e2e8f0 !important;
}
.dark #side-info .bg-slate-800, 
.dark #sprint-module, 
.dark #global-performance-dashboard {
    border: 1px solid #334155 !important;
    background-color: #1e293b !important;
}

#global-performance-dashboard {
    position: relative;
    height: 300px; /* Define uma altura fixa para evitar quebra */
    width: 100%;
}

#globalRadarChart {
    max-width: 100% !important;
    max-height: 100% !important;
}

/* Textos da Barra Lateral */
.light #side-info h3, 
.light #side-info h4,
.light #side-info p:not(.text-gray-400) {
    color: #1e293b !important; 
}
.dark #side-info h3 {
    color: #64748b; 
}

/* Módulo Sprint */
#sprint-module button {
    background-color: var(--aws-orange) !important;
    color: #ffffff !important;
    border: none !important;
    font-weight: 700 !important;
}
#sprint-module button:hover { background-color: var(--aws-orange-hover) !important; }

/* Grid de Dias da Sprint (Resolvido Conflito de Duplicidade) */
#sprint-days-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(32px, 1fr));
    gap: 0.5rem;
    margin-top: 1rem;
    width: 100%;
}
#sprint-days-grid div { transition: all 0.2s ease-in-out; }

.sprint-day-current {
    background-color: var(--aws-orange) !important;
    border-color: #e68a00 !important;
    color: #ffffff !important; 
    font-weight: 900 !important;
}
.light #sprint-days-grid .bg-gray-50 {
    background-color: #f8fafc !important;
    border-color: #e2e8f0 !important;
    color: #94a3b8 !important; 
}

/* Rodapé/Fundo do Sprint */
#sprint-module .bg-gray-50 {
    background-color: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    transition: all 0.3s ease;
}
.dark #sprint-module .dark\:bg-slate-750 {
    background-color: #0f172a !important; 
    border: 1px solid #334155 !important;
}

/* Insight & Histórico */
#study-insight-container { border-left: 4px solid var(--aws-orange); }
#dynamic-insight, #history-list { border-top: none !important; }

/* Gráfico Chart.js */
#global-performance-dashboard canvas {
    max-width: 100% !important;
    height: auto !important;
}

/* --------------------------------------------------------------------------
   8. COMPONENTES: FLASHCARDS
   -------------------------------------------------------------------------- */
.flashcard-container {
  perspective: 1000px;
  width: 100%;
  max-width: 600px;
  height: 400px;
  cursor: pointer;
}
.flashcard {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}
.flashcard-container.flipped .flashcard {
  transform: rotateY(180deg);
}

.flashcard-front,
.flashcard-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border: 2px solid #e5e7eb;
}

.flashcard-front { background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%); }
.flashcard-back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
}

.dark .flashcard-front,
.dark .flashcard-back {
  border-color: #334155;
}
.dark .flashcard-front { background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%); }
.dark .flashcard-back { background: linear-gradient(135deg, #422006 0%, #292524 100%); }

/* Interações Flashcard */
.flashcard-container:hover .flashcard-front,
.flashcard-container:hover .flashcard-back {
  box-shadow: 0 15px 40px rgba(255, 153, 0, 0.3);
}
.flashcard-container:not(.flipped):hover .flashcard {
  transform: scale(1.02);
  transition: transform 0.3s ease;
}

/* --------------------------------------------------------------------------
   9. UTILITÁRIOS GERAIS & SCROLLBAR
   -------------------------------------------------------------------------- */
.custom-scroll::-webkit-scrollbar { width: 6px; height: 6px; }
.custom-scroll::-webkit-scrollbar-track { background: transparent; border-radius: 4px; }
.custom-scroll::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
.custom-scroll::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
.dark .custom-scroll::-webkit-scrollbar-thumb { background: #475569; }
.dark .custom-scroll::-webkit-scrollbar-thumb:hover { background: #64748b; }

.improvement-up { color: #16a34a; }
.improvement-down { color: #dc2626; }
.improvement-same { color: #6b7280; }

.site-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.site-link:hover { transform: translateY(-1px); box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15); }

#timer-display { transition: background-color 0.3s ease; }
#timer-display.warning { background-color: #dc2626 !important; animation: pulse 1s infinite; }
#contador-questoes { display: none; }

/* --------------------------------------------------------------------------
   10. RESPONSIVIDADE (MEDIA QUERIES)
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  body { font-size: 14px; }
  header { flex-wrap: nowrap !important; overflow-x: hidden !important; }
  header h1 { font-size: 0.875rem !important; white-space: nowrap; }
  header .flex.items-center.gap-2 { gap: 0.25rem !important; }
  
  #screen-start, #screen-quiz, #screen-results { padding: 1.25rem !important; }
  h2.text-3xl { font-size: 1.5rem !important; line-height: 2rem !important; }
  
  .option-card { padding: 12px !important; }
  button { padding: 10px 16px; font-size: 14px; }
  
  .mt-auto.pt-6.flex { flex-direction: column; width: 100%; gap: 0.75rem !important; }
  .mt-auto.pt-6.flex button { width: 100%; margin: 0 !important; }
  
  .flashcard-container { height: 350px; }
  .flashcard-front, .flashcard-back { padding: 1.5rem; }
  #flashcard-term { font-size: 1.5rem !important; }
  #flashcard-definition { font-size: 1rem !important; }
}

@media (max-width: 380px) {
  header { padding-left: 0.75rem !important; padding-right: 0.75rem !important; }
  header h1 { font-size: 0.75rem !important; }
  header p { display: none !important; }
  #btn-language span, #score-display { font-size: 0.625rem !important; }
}

@media (min-width: 641px) and (max-width: 1024px) {
  #screen-start { padding: 2rem !important; }
}

@media (min-width: 1025px) {
  .option-card { padding: 1.25rem !important; }
}

/* --------------------------------------------------------------------------
   11. ACESSIBILIDADE (A11Y)
   -------------------------------------------------------------------------- */
*:focus-visible { outline: 2px solid var(--aws-orange) !important; outline-offset: 2px !important; }
*:focus:not(:focus-visible) { outline: none; }

@media (prefers-contrast: high) {
  .option-card { border-width: 3px; }
  button { border: 2px solid currentColor; }
}

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

/* --------------------------------------------------------------------------
   12. IMPRESSÃO (PRINT)
   -------------------------------------------------------------------------- */
@media print {
  html, body, main, section, #screen-results, #detailed-report {
      height: auto !important;
      min-height: auto !important;
      max-height: none !important;
      overflow: visible !important;
      display: block !important;
      background: transparent !important;
      background-color: white !important;
      color: black !important;
      box-shadow: none !important;
      border: none !important;
  }

  header, aside, footer, .no-print, #last-score-banner, #ai-recommendation,
  #screen-results > div.bg-gray-50, #screen-results > h2.aws-text-dark, #screen-results > p.text-gray-500 { 
      display: none !important; 
  }
  
  @page { margin: 1.5cm; size: A4 portrait; }

  #screen-results, #detailed-report { padding: 0 !important; margin: 0 !important; width: 100% !important; }
  
  body { font-family: 'Times New Roman', Times, serif !important; font-size: 11pt !important; }
  h2, h3, .font-bold, strong { font-family: Arial, Helvetica, sans-serif !important; color: black !important; }

  * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
  
  .print-text-green, .print-text-green * { color: #008000 !important; font-weight: bold !important; }
  .print-text-red, .print-text-red * { color: #cc0000 !important; font-weight: bold !important; }
  .print-text-black, .print-text-black * { color: #000000 !important; }

  .page-break-safe {
      page-break-inside: avoid !important;
      break-inside: avoid !important;
      display: block !important;
      border-bottom: 1px solid #ccc !important;
      margin-bottom: 20px !important;
      padding-bottom: 20px !important;
  }

  .answer-block, .explanation-print { 
      background: transparent !important;
      border: none !important; 
      padding: 0 !important; 
      margin-top: 10px !important; 
  }
  
  .explanation-print { 
      border-top: 1px dashed #888 !important; 
      margin-top: 15px !important; 
      padding-top: 15px !important; 
  }
}