/* Variáveis CSS para os temas */
:root {
  /* Modo Claro */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --accent-primary: #3b82f6;
  --accent-secondary: #e2e8f0;
  --border-color: #cbd5e1;
  --shadow: rgba(0, 0, 0, 0.1);
  --particle-color: #3b82f6;
}

[data-theme="dark"] {
  /* Modo Escuro */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --accent-primary: #6366f1;
  --accent-secondary: #334155;
  --border-color: #475569;
  --shadow: rgba(0, 0, 0, 0.3);
  --particle-color: #6366f1;
}

[data-theme="neon"] {
  /* Modo Neon */
  --bg-primary: #000000;
  --bg-secondary: #111111;
  --text-primary: #00ff88;
  --text-secondary: #ff0088;
  --accent-primary: #00ffff;
  --accent-secondary: #ff00ff;
  --border-color: #00ff88;
  --shadow: rgba(0, 255, 136, 0.3);
  --particle-color: #00ffff;
}

/* Reset e configurações base */
* {
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  transition: all 0.3s ease;
}

/* Partículas de fundo */
#particles {
  background: radial-gradient(circle at 20% 50%, var(--particle-color) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, var(--particle-color) 0%, transparent 50%),
              radial-gradient(circle at 40% 80%, var(--particle-color) 0%, transparent 50%);
  opacity: 0.1;
  animation: particleFloat 20s ease-in-out infinite;
}

@keyframes particleFloat {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(120deg); }
  66% { transform: translateY(10px) rotate(240deg); }
}

/* Telas - CSS específico para sobrescrever Tailwind */
div.screen {
  display: none !important;
  position: relative;
  z-index: 10;
}

div.screen.active {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 100% !important;
  height: 100vh !important;
}

/* Título do jogo */
.game-title {
  background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px var(--shadow);
  animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
  from { filter: brightness(1); }
  to { filter: brightness(1.2); }
}

/* Botões */
.game-btn {
  padding: 12px 24px !important;
  border: 2px solid var(--border-color) !important;
  border-radius: 12px !important;
  background: var(--bg-secondary) !important;
  color: var(--text-primary) !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-decoration: none !important;
  box-shadow: 0 4px 6px var(--shadow) !important;
  position: relative !important;
  z-index: 100 !important;
  pointer-events: auto !important;
}

.game-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px var(--shadow);
  border-color: var(--accent-primary);
}

.game-btn.primary {
  background: var(--accent-primary);
  color: white;
  border-color: var(--accent-primary);
}

.game-btn.secondary {
  background: var(--bg-secondary);
  border-color: var(--accent-secondary);
}

.game-btn.danger {
  background: #ef4444;
  color: white;
  border-color: #ef4444;
}

.game-btn.small {
  padding: 8px 16px;
  font-size: 14px;
}

/* Header do jogo */
.game-header {
  background: var(--bg-secondary);
  border-bottom: 2px solid var(--border-color);
  box-shadow: 0 2px 4px var(--shadow);
}

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

/* Canvas */
#gameCanvas {
  background: var(--bg-secondary);
  border-color: var(--border-color);
  max-width: 100%;
  max-height: 70vh;
}

/* Controles mobile */
.mobile-controls {
  display: none;
}

.control-btn {
  width: 50px;
  height: 50px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 18px;
}

.control-btn:hover, .control-btn:active {
  background: var(--accent-primary);
  color: white;
  transform: scale(1.1);
}

/* Seções de configurações */
.settings-section {
  background: var(--bg-secondary);
  padding: 20px;
  border-radius: 12px;
  border: 2px solid var(--border-color);
  box-shadow: 0 4px 6px var(--shadow);
}

.setting-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

.setting-item:last-child {
  border-bottom: none;
}

/* Botões de tema */
.theme-btn {
  padding: 16px;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.theme-btn:hover, .theme-btn.active {
  border-color: var(--accent-primary);
  background: var(--accent-primary);
  color: white;
}

.theme-btn i {
  font-size: 24px;
}

/* Botões de dificuldade */
.difficulty-btn {
  padding: 12px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 14px;
}

.difficulty-btn:hover, .difficulty-btn.active {
  border-color: var(--accent-primary);
  background: var(--accent-primary);
  color: white;
}

/* Controles de entrada */
.game-select {
  padding: 8px 12px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
}

.slider {
  width: 100px;
  height: 6px;
  border-radius: 3px;
  background: var(--accent-secondary);
  outline: none;
  cursor: pointer;
}

.toggle {
  width: 50px;
  height: 24px;
  border-radius: 12px;
  background: var(--accent-secondary);
  cursor: pointer;
  position: relative;
  appearance: none;
  transition: all 0.3s ease;
}

.toggle:checked {
  background: var(--accent-primary);
}

.toggle::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  top: 2px;
  left: 2px;
  transition: all 0.3s ease;
}

.toggle:checked::before {
  transform: translateX(26px);
}

/* Cards de estatísticas */
.stat-card {
  background: var(--bg-secondary);
  padding: 20px;
  border-radius: 12px;
  border: 2px solid var(--border-color);
  box-shadow: 0 4px 6px var(--shadow);
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--accent-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.stat-info {
  flex: 1;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.stat-value {
  font-size: 24px;
  font-weight: bold;
  color: var(--text-primary);
}

/* Seções de créditos */
.credits-section {
  background: var(--bg-secondary);
  padding: 20px;
  border-radius: 12px;
  border: 2px solid var(--border-color);
  box-shadow: 0 4px 6px var(--shadow);
}

/* Modais */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  padding: 30px;
  border-radius: 16px;
  border: 2px solid var(--border-color);
  box-shadow: 0 20px 40px var(--shadow);
  max-width: 400px;
  width: 90%;
  text-align: center;
}

/* Rodapé */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  z-index: 5;
}

/* Responsividade */
@media (max-width: 768px) {
  .mobile-controls {
    display: block;
  }
  
  .game-title {
    font-size: 3rem;
  }
  
  .game-btn {
    padding: 16px 24px;
    font-size: 18px;
  }
  
  #gameCanvas {
    max-height: 50vh;
  }
  
  .modal-content {
    padding: 20px;
  }
  
  .stat-card {
    padding: 16px;
  }
  
  .settings-section {
    padding: 16px;
  }
}

@media (max-width: 480px) {
  .game-title {
    font-size: 2.5rem;
  }
  
  .control-btn {
    width: 45px;
    height: 45px;
    font-size: 16px;
  }
  
  .theme-btn, .difficulty-btn {
    padding: 12px 8px;
    font-size: 12px;
  }
  
  .theme-btn i {
    font-size: 20px;
  }
}

/* Animações especiais para modo neon */
[data-theme="neon"] .game-title {
  text-shadow: 0 0 10px var(--accent-primary), 0 0 20px var(--accent-primary), 0 0 30px var(--accent-primary);
  animation: neonPulse 2s ease-in-out infinite alternate;
}

@keyframes neonPulse {
  from { 
    text-shadow: 0 0 10px var(--accent-primary), 0 0 20px var(--accent-primary), 0 0 30px var(--accent-primary);
  }
  to { 
    text-shadow: 0 0 5px var(--accent-primary), 0 0 10px var(--accent-primary), 0 0 15px var(--accent-primary), 0 0 20px var(--accent-secondary);
  }
}

[data-theme="neon"] .game-btn {
  box-shadow: 0 0 10px var(--shadow);
}

[data-theme="neon"] .game-btn:hover {
  box-shadow: 0 0 20px var(--accent-primary);
}

[data-theme="neon"] #gameCanvas {
  box-shadow: 0 0 20px var(--accent-primary);
}

/* Efeitos de transição suaves */
* {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Configurações de fonte */
.font-small { font-size: 14px; }
.font-medium { font-size: 16px; }
.font-large { font-size: 18px; }

.font-small .game-title { font-size: 4rem; }
.font-large .game-title { font-size: 6rem; }

/* Alto contraste */
.high-contrast {
  filter: contrast(150%) brightness(120%);
}

.high-contrast .game-btn {
  border-width: 3px;
}

.high-contrast .modal-content {
  border-width: 3px;
}