/**
 * Funnel Styles - CSS Otimizado para Neuromarketing
 * Design focado em maximizar conversões com base em psicologia comportamental
 */

/* ===== VARIÁVEIS DE DESIGN PSICOLÓGICO ===== */
:root {
  /* Cores baseadas em psicologia de cores */
  --primary-green: #10B981;      /* Confiança, sucesso, dinheiro */
  --secondary-gold: #F59E0B;     /* Atenção, premium, urgência */
  --danger-red: #EF4444;         /* Urgência, escassez, ação */
  --trust-dark: #1F2937;         /* Autoridade, segurança, profissionalismo */
  --calm-blue: #3B82F6;          /* Confiança, tecnologia */
  --pure-white: #FFFFFF;         /* Limpeza, simplicidade */
  --light-gray: #F3F4F6;         /* Soft, não distrativo */
  
  /* Gradientes psicologicamente eficazes */
  --gradient-trust: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --gradient-urgency: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  --gradient-premium: linear-gradient(135deg, #1F2937 0%, #374151 100%);
  
  /* Espaçamentos baseados em proporções áureas */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.618rem;
  --spacing-xl: 2.618rem;
  --spacing-2xl: 4.236rem;
  
  /* Tipografia otimizada para legibilidade */
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Sombras para profundidade e foco */
  --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-strong: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Bordas arredondadas para amigabilidade */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Transições para feedback visual */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ===== RESET E BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--trust-dark);
  background: var(--gradient-trust);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== CONTAINER PRINCIPAL ===== */
#funnel-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  position: relative;
}

/* ===== LAYOUT DE CARD CENTRALIZADO (PSICOLOGICAMENTE EFICAZ) ===== */
.funnel-step {
  width: 100%;
  max-width: 480px;
  background: var(--pure-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-strong);
  padding: var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.funnel-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-trust);
}

.funnel-step.centered-card {
  animation: slideInUp 0.6s ease-out;
}

.funnel-step.full-width {
  max-width: 100%;
  border-radius: var(--radius-lg);
}

/* ===== BARRA DE PROGRESSO (SENSAÇÃO DE PROGRESSO) ===== */
.progress-container {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--light-gray);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}

.progress-fill {
  height: 100%;
  background: var(--gradient-trust);
  border-radius: var(--radius-md);
  transition: width 0.8s ease;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 2s infinite;
}

.progress-text {
  font-weight: var(--font-weight-semibold);
  color: var(--primary-green);
  font-size: 0.875rem;
}

.progress-steps {
  font-size: 0.75rem;
  color: #6B7280;
  margin-left: var(--spacing-sm);
}

/* ===== TIPOGRAFIA OTIMIZADA ===== */
.step-title {
  font-size: 1.875rem;
  font-weight: var(--font-weight-bold);
  color: var(--trust-dark);
  text-align: center;
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.step-subtitle {
  font-size: 1.125rem;
  color: #6B7280;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  line-height: 1.5;
}

.question-text {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--trust-dark);
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

/* ===== SELOS DE CONFIANÇA (AUTORIDADE) ===== */
.trust-badges {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.trust-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.badge-icon {
  font-size: 1rem;
}

/* ===== PROVA SOCIAL ===== */
.social-proof-counter,
.social-proof-live {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(245, 158, 11, 0.1);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--secondary-gold);
}

.proof-text {
  font-weight: var(--font-weight-medium);
  color: var(--trust-dark);
}

.live-indicator {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--danger-red);
  margin-bottom: var(--spacing-xs);
  animation: pulse 2s infinite;
}

/* ===== OPÇÕES DE RESPOSTA ===== */
.options-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.option-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--pure-white);
  border: 2px solid #E5E7EB;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.option-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-trust);
  opacity: 0.1;
  transition: left var(--transition-normal);
}

.option-card:hover {
  border-color: var(--primary-green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.option-card:hover::before {
  left: 0;
}

.option-card.selected {
  border-color: var(--primary-green);
  background: rgba(16, 185, 129, 0.05);
  transform: scale(1.02);
}

.option-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.option-content {
  flex: 1;
}

.option-text {
  font-weight: var(--font-weight-semibold);
  color: var(--trust-dark);
  margin-bottom: var(--spacing-xs);
}

.option-subtext {
  font-size: 0.875rem;
  color: #6B7280;
}

.option-badge {
  background: var(--gradient-urgency);
  color: var(--pure-white);
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  animation: pulse 2s infinite;
}

/* ===== FEEDBACK DE SELEÇÃO ===== */
.selection-feedback {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: var(--primary-green);
  color: var(--pure-white);
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  animation: bounceIn 0.5s ease;
}

/* ===== PASSO DE CONVERSÃO ===== */
.conversion-step {
  text-align: center;
}

.success-animation {
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  animation: successPulse 1s ease;
}

.approval-details {
  background: rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.approval-message {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  color: var(--primary-green);
  margin-bottom: var(--spacing-sm);
}

.offer-details {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--trust-dark);
  margin-bottom: var(--spacing-sm);
}

.next-steps {
  color: #6B7280;
}

/* ===== BOTÕES CTA (PSICOLOGIA DE COR) ===== */
.cta-button {
  width: 100%;
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cta-button.primary {
  background: var(--gradient-trust);
  color: var(--pure-white);
  box-shadow: var(--shadow-medium);
}

.cta-button.primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-strong);
}

.cta-button.primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s;
}

.cta-button.primary:hover::before {
  left: 100%;
}

.cta-button.pulse {
  animation: ctaPulse 2s infinite;
}

/* ===== MENSAGENS DE URGENCY ===== */
.urgency-timer {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(239, 68, 68, 0.1);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--danger-red);
}

.timer-text {
  font-weight: var(--font-weight-semibold);
  color: var(--danger-red);
}

.timer-countdown {
  font-weight: var(--font-weight-bold);
  color: var(--danger-red);
  font-family: 'Courier New', monospace;
}

.timer-countdown.expired {
  color: #DC2626;
  animation: blink 1s infinite;
}

/* ===== MENSAGENS DE ESCASSEZ ===== */
.scarcity-message {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(245, 158, 11, 0.1);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--secondary-gold);
}

.scarcity-text {
  font-weight: var(--font-weight-semibold);
  color: var(--secondary-gold);
}

/* ===== ANIMAÇÕES PSICOLÓGICAS ===== */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }
  50% {
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes successPulse {
  0% {
    transform: scale(0);
    opacity: 0;
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes ctaPulse {
  0% {
    box-shadow: var(--shadow-medium);
  }
  50% {
    box-shadow: var(--shadow-strong), 0 0 20px rgba(16, 185, 129, 0.3);
  }
  100% {
    box-shadow: var(--shadow-medium);
  }
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes blink {
  0%, 50%, 100% {
    opacity: 1;
  }
  25%, 75% {
    opacity: 0.5;
  }
}

/* ===== ANIMAÇÃO DE ENTRADA ===== */
.funnel-step.animate-in {
  animation: slideInUp 0.6s ease-out;
}

/* ===== RESPONSIVIDADE OTIMIZADA ===== */
@media (max-width: 640px) {
  .funnel-step {
    padding: var(--spacing-lg);
    margin: var(--spacing-sm);
  }
  
  .step-title {
    font-size: 1.5rem;
  }
  
  .step-subtitle {
    font-size: 1rem;
  }
  
  .question-text {
    font-size: 1.125rem;
  }
  
  .trust-badges {
    gap: var(--spacing-sm);
  }
  
  .trust-badge {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .option-card {
    padding: var(--spacing-md);
  }
  
  .option-icon {
    font-size: 1.5rem;
  }
  
  .cta-button {
    font-size: 1rem;
    padding: var(--spacing-md) var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  #funnel-container {
    padding: var(--spacing-sm);
  }
  
  .funnel-step {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
  }
  
  .step-title {
    font-size: 1.25rem;
  }
  
  .trust-badges {
    flex-direction: column;
    align-items: center;
  }
  
  .trust-badge {
    width: 100%;
    justify-content: center;
  }
}

/* ===== OTIMIZAÇÕES DE PERFORMANCE ===== */
.funnel-step {
  will-change: transform;
  backface-visibility: hidden;
  perspective: 1000px;
}

.option-card {
  will-change: transform, box-shadow;
}

.cta-button {
  will-change: transform, box-shadow;
}

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

.option-card:focus,
.cta-button:focus {
  outline: 2px solid var(--primary-green);
  outline-offset: 2px;
}

/* ===== DARK MODE SUPPORT ===== */
@media (prefers-color-scheme: dark) {
  body {
    background: var(--gradient-premium);
  }
  
  .funnel-step {
    background: #374151;
    color: var(--pure-white);
  }
  
  .step-title,
  .question-text {
    color: var(--pure-white);
  }
  
  .step-subtitle {
    color: #D1D5DB;
  }
  
  .option-card {
    background: #4B5563;
    border-color: #6B7280;
    color: var(--pure-white);
  }
  
  .option-subtext {
    color: #D1D5DB;
  }
}

/* ===== ESTADOS DE LOADING ===== */
.loading {
  pointer-events: none;
  opacity: 0.7;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--primary-green);
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===== ESTADOS DE ERRO ===== */
.error {
  border-color: var(--danger-red) !important;
  background: rgba(239, 68, 68, 0.1) !important;
}

.error-message {
  color: var(--danger-red);
  font-size: 0.875rem;
  margin-top: var(--spacing-sm);
  text-align: center;
}

/* ===== UTILITÁRIOS ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.font-weight-medium { font-weight: var(--font-weight-medium); }
.font-weight-semibold { font-weight: var(--font-weight-semibold); }
.font-weight-bold { font-weight: var(--font-weight-bold); }

.text-primary { color: var(--primary-green); }
.text-secondary { color: var(--secondary-gold); }
.text-danger { color: var(--danger-red); }
.text-dark { color: var(--trust-dark); }

.bg-primary { background: var(--primary-green); }
.bg-secondary { background: var(--secondary-gold); }
.bg-light { background: var(--light-gray); }

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }