/* ========================================
   V2.2 ENHANCEMENTS CSS
   Correção de contraste do formulário + Efeitos visuais avançados
   ======================================== */

/* ========== CORREÇÃO CRÍTICA: CONTRASTE DO FORMULÁRIO ========== */

/* Formulário - Background e Contraste */
.form-progressive {
  background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%) !important;
  border: 2px solid rgba(212, 175, 143, 0.3) !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3) !important;
}

/* Título da Pergunta - BRANCO para contraste perfeito */
.form-step h3,
.form-step .form-question,
.form-question {
  color: #ffffff !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  font-weight: 600 !important;
  margin-bottom: var(--spacing-lg) !important;
}

/* Labels - BRANCO */
.form-step label,
.form-label {
  color: #ffffff !important;
  font-weight: 500 !important;
}

/* Inputs - Background claro com texto escuro */
.form-step input[type="text"],
.form-step input[type="email"],
.form-step input[type="tel"],
.form-step textarea,
.form-input {
  background-color: #ffffff !important;
  color: #1a1a1a !important;
  border: 2px solid rgba(212, 175, 143, 0.3) !important;
  padding: var(--spacing-md) !important;
  border-radius: var(--radius-md) !important;
  transition: all 0.3s ease !important;
}

.form-step input:focus,
.form-step textarea:focus {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px rgba(212, 175, 143, 0.2) !important;
  outline: none !important;
}

/* Opções de Radio/Checkbox - Background claro */
.form-option,
.radio-option,
.checkbox-option {
  background-color: #ffffff !important;
  color: #1a1a1a !important;
  border: 2px solid rgba(212, 175, 143, 0.3) !important;
  padding: var(--spacing-md) var(--spacing-lg) !important;
  border-radius: var(--radius-md) !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  min-height: 48px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-weight: 500 !important;
}

.form-option:hover,
.radio-option:hover,
.checkbox-option:hover {
  background-color: rgba(212, 175, 143, 0.1) !important;
  border-color: var(--color-primary) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(212, 175, 143, 0.2) !important;
}

.form-option.selected,
.radio-option.selected,
.checkbox-option.selected,
.form-option:checked,
.radio-option:checked {
  background-color: var(--color-primary) !important;
  color: #ffffff !important;
  border-color: var(--color-primary) !important;
  box-shadow: 0 4px 16px rgba(212, 175, 143, 0.4) !important;
}

/* Botões do Formulário */
.form-button,
.btn-form-next,
.btn-form-prev {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%) !important;
  color: #ffffff !important;
  border: none !important;
  padding: var(--spacing-md) var(--spacing-xl) !important;
  border-radius: var(--radius-md) !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  min-height: 48px !important;
}

.form-button:hover,
.btn-form-next:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 20px rgba(212, 175, 143, 0.4) !important;
}

/* Progress Text - Melhor contraste */
.form-progress-text {
  background-color: rgba(255, 255, 255, 0.95) !important;
  color: #1a1a1a !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border-radius: var(--radius-md) !important;
  font-weight: 600 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
}

/* ========== EFEITOS VISUAIS AVANÇADOS ========== */

/* 1. PARALLAX SUAVE EM SEÇÕES */
.section {
  position: relative;
  overflow: hidden;
}

.section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(212, 175, 143, 0.03) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  33% {
    transform: translate(30px, -30px) rotate(120deg);
  }
  66% {
    transform: translate(-20px, 20px) rotate(240deg);
  }
}

/* 2. SHIMMER EFFECT EM CTAs */
.btn-primary,
.btn-large {
  position: relative;
  overflow: hidden;
}

.btn-primary::before,
.btn-large::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::before,
.btn-large:hover::before {
  left: 100%;
}

/* 3. GLOW EFFECT EM ELEMENTOS IMPORTANTES */
.hero-title,
.section-title {
  animation: subtle-glow 3s ease-in-out infinite;
}

@keyframes subtle-glow {
  0%, 100% {
    text-shadow: 0 0 10px rgba(212, 175, 143, 0.1);
  }
  50% {
    text-shadow: 0 0 20px rgba(212, 175, 143, 0.2);
  }
}

/* 4. FADE-IN-UP AO SCROLL */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* 5. SCALE-UP EM IMAGENS AO SCROLL */
.transformation-image img,
.testimonial-image img {
  transition: transform 0.6s ease;
}

.transformation-card.reveal.active .transformation-image img,
.testimonial-card.reveal.active .testimonial-image img {
  transform: scale(1);
}

/* 6. GRADIENT BORDER ANIMADO */
.method-card,
.symptom-card {
  position: relative;
  background: linear-gradient(#ffffff, #ffffff) padding-box,
              linear-gradient(135deg, var(--color-primary), var(--color-accent)) border-box;
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.method-card:hover,
.symptom-card:hover {
  background: linear-gradient(#ffffff, #ffffff) padding-box,
              linear-gradient(135deg, var(--color-accent), var(--color-primary)) border-box;
}

/* 7. RIPPLE EFFECT EM BOTÕES */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:active::after {
  width: 300px;
  height: 300px;
}

/* 8. SMOOTH SCROLL INDICATOR */
.scroll-indicator {
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* 9. COUNTER ANIMATION */
.stat-number {
  display: inline-block;
  transition: transform 0.3s ease;
}

.stat-item:hover .stat-number {
  transform: scale(1.1);
  color: var(--color-primary);
}

/* 10. CARD FLIP EFFECT EM TRANSFORMAÇÕES */
.transformation-card {
  perspective: 1000px;
}

.transformation-card:hover .transformation-image {
  transform: rotateY(5deg);
  transition: transform 0.6s ease;
}

/* 11. GRADIENT TEXT EM TÍTULOS */
.hero-title,
.section-title {
  background: linear-gradient(135deg, #1a1a1a 0%, var(--color-primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 12. PULSE EFFECT EM BADGES */
.hero-badge,
.urgency-banner {
  animation: pulse-badge 2s ease-in-out infinite;
}

@keyframes pulse-badge {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(212, 175, 143, 0.7);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(212, 175, 143, 0);
  }
}

/* 13. SMOOTH REVEAL EM LISTAS */
.fit-list li,
.symptoms-grid .symptom-card {
  opacity: 0;
  transform: translateX(-20px);
  animation: slide-in-left 0.6s ease forwards;
}

.fit-list li:nth-child(1),
.symptoms-grid .symptom-card:nth-child(1) { animation-delay: 0.1s; }
.fit-list li:nth-child(2),
.symptoms-grid .symptom-card:nth-child(2) { animation-delay: 0.2s; }
.fit-list li:nth-child(3),
.symptoms-grid .symptom-card:nth-child(3) { animation-delay: 0.3s; }
.fit-list li:nth-child(4),
.symptoms-grid .symptom-card:nth-child(4) { animation-delay: 0.4s; }
.fit-list li:nth-child(5),
.symptoms-grid .symptom-card:nth-child(5) { animation-delay: 0.5s; }
.fit-list li:nth-child(6),
.symptoms-grid .symptom-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes slide-in-left {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 14. GLOW HOVER EM LINKS */
.nav-link {
  position: relative;
  transition: all 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* 15. LOADING SKELETON PARA IMAGENS */
.transformation-image,
.testimonial-image {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.transformation-image img,
.testimonial-image img {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.transformation-image img.loaded,
.testimonial-image img.loaded {
  opacity: 1;
}

/* ========== RESPONSIVIDADE ========== */

@media (max-width: 768px) {
  .form-progressive {
    padding: var(--spacing-lg) !important;
  }
  
  .form-option,
  .radio-option,
  .checkbox-option {
    padding: var(--spacing-sm) var(--spacing-md) !important;
    font-size: var(--text-sm) !important;
  }
  
  .form-button,
  .btn-form-next {
    padding: var(--spacing-sm) var(--spacing-lg) !important;
    font-size: var(--text-sm) !important;
  }
}

/* ========== ACESSIBILIDADE ========== */

/* Garantir foco visível */
.form-option:focus,
.radio-option:focus,
.checkbox-option:focus,
.form-input:focus,
.btn:focus {
  outline: 2px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

/* Reduzir animações para usuários com preferência */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

/* GPU acceleration para animações suaves */
.btn,
.form-option,
.method-card,
.symptom-card,
.transformation-card {
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
}