/* ============================================
   INTERFALA - PÁGINA HOME
   ============================================ */

/* ========== HERO SECTION ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  position: relative;
  overflow: hidden;
  background: var(--color-bg-secondary);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-mesh);
  pointer-events: none;
}

/* Animated gradient orbs */
.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 20s ease-in-out infinite;
}

.hero-bg-orb-1 {
  width: 600px;
  height: 600px;
  background: rgba(var(--color-primary-rgb), 0.3);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}

.hero-bg-orb-2 {
  width: 400px;
  height: 400px;
  background: rgba(var(--color-secondary-rgb), 0.3);
  bottom: -100px;
  left: -100px;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(50px, -50px) scale(1.1);
  }
  50% {
    transform: translate(0, 50px) scale(1);
  }
  75% {
    transform: translate(-50px, -25px) scale(0.95);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.hero-text {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(var(--color-primary-rgb), 0.1);
  border: 1px solid rgba(var(--color-primary-rgb), 0.2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero h1 {
  font-size: var(--font-size-6xl);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-tight);
}

.hero h1 .highlight {
  position: relative;
  display: inline-block;
}

.hero h1 .highlight::after {
  bottom: 4px;
  height: 0.6em;
  background: linear-gradient(
    90deg,
    rgba(var(--color-primary-rgb), 0.25),
    rgba(var(--color-primary-rgb), 0.15)
  );
  border-radius: 4px;
  transform: none;
}

.hero-description {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-relaxed);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

.hero-stats {
  display: flex;
  gap: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color-light);
}

.hero-stat {
  text-align: left;
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
}

/* Hero Image/Illustration */
.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  background: var(--color-bg-primary);
  border: 1px solid var(--border-color-light);
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.05;
  z-index: 1;
}

.hero-mockup {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

/* Floating elements around hero image */
.hero-float-element {
  position: absolute;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: float-element 6s ease-in-out infinite;
}

.hero-float-element.element-1 {
  top: 10%;
  left: -40px;
  animation-delay: 0s;
}

.hero-float-element.element-2 {
  top: 40%;
  right: -50px;
  animation-delay: -2s;
}

.hero-float-element.element-3 {
  bottom: 15%;
  left: -30px;
  animation-delay: -4s;
}

@keyframes float-element {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

.hero-float-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.hero-float-icon.whatsapp { background: var(--color-whatsapp); }
.hero-float-icon.instagram { background: var(--color-instagram); }
.hero-float-icon.messenger { background: var(--color-messenger); }

.hero-float-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.hero-float-text span {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-normal);
}

/* ========== BRANDS/TRUST BAR ========== */
.trust-bar {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--border-color-light);
}

.trust-bar-content {
  text-align: center;
}

.trust-bar p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3xl);
  flex-wrap: wrap;
  opacity: 0.6;
}

.trust-logo {
  height: 32px;
  width: auto;
  filter: grayscale(100%);
  transition: all var(--transition-base);
}

.trust-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}

/* ========== CHANNELS SECTION ========== */
.channels-section {
  background: var(--color-bg-primary);
}

.channels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.channels-grid .channel-card:nth-child(5),
.channels-grid .channel-card:nth-child(6) {
  opacity: 0.7;
}

/* ========== FEATURES SECTION ========== */
.features-section {
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.features-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0.2;
}

.features-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
  margin-bottom: var(--spacing-4xl);
}

.features-main.reverse {
  direction: rtl;
}

.features-main.reverse > * {
  direction: ltr;
}

.features-visual {
  position: relative;
}

.features-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--color-bg-primary);
}

.features-image .placeholder {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.features-text h3 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
}

.features-text p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.feature-item-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-success);
}

.feature-item p {
  margin: 0;
  font-size: var(--font-size-base);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

/* ========== AI SECTION ========== */
.ai-section {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
}

.ai-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(var(--color-primary-rgb), 0.15) 0%, transparent 70%);
}

.ai-section .section-header {
  position: relative;
  z-index: 1;
}

.ai-section .section-badge {
  background: rgba(var(--color-primary-rgb), 0.2);
}

.ai-section .section-title {
  color: white;
}

.ai-section .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.ai-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.ai-visual {
  position: relative;
}

.ai-chat-demo {
  background: var(--color-bg-dark-secondary);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.ai-chat-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--spacing-lg);
}

.ai-avatar {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ai-chat-info h5 {
  color: white;
  font-size: var(--font-size-base);
  margin-bottom: 2px;
}

.ai-chat-info span {
  font-size: var(--font-size-xs);
  color: var(--color-success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.ai-chat-info span::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-success);
  border-radius: 50%;
}

.ai-chat-messages {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.ai-message {
  max-width: 85%;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.ai-message.user {
  align-self: flex-end;
  background: var(--color-primary);
  color: white;
  border-bottom-right-radius: var(--radius-sm);
}

.ai-message.bot {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  border-bottom-left-radius: var(--radius-sm);
}

.ai-message.typing {
  display: flex;
  gap: 4px;
  padding: var(--spacing-md) var(--spacing-lg);
}

.ai-message.typing span {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  animation: typing-dot 1.4s infinite;
}

.ai-message.typing span:nth-child(2) {
  animation-delay: 0.2s;
}

.ai-message.typing span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typing-dot {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.5;
  }
  30% {
    transform: translateY(-8px);
    opacity: 1;
  }
}

.ai-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.ai-feature {
  display: flex;
  gap: var(--spacing-lg);
}

.ai-feature-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: rgba(var(--color-primary-rgb), 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
}

.ai-feature h4 {
  color: white;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.ai-feature p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  margin: 0;
}

/* ========== PRICING SECTION ========== */
.pricing-section {
  background: var(--color-bg-secondary);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
}

.pricing-toggle span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.pricing-toggle span.active {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
}

.toggle-switch {
  width: 48px;
  height: 26px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.toggle-switch.active {
  background: var(--color-primary);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.toggle-switch.active::after {
  transform: translateX(22px);
}

.pricing-save {
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-semibold);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  align-items: start;
}

/* ========== TESTIMONIALS SECTION ========== */
.testimonials-section {
  background: var(--color-bg-primary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

/* ========== CTA SECTION ========== */
.cta-section {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-section h2 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
}

.cta-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

.cta-note {
  margin-top: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

/* ========== FAQ SECTION ========== */
.faq-section {
  background: var(--color-bg-primary);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-4xl);
}

.faq-sidebar h3 {
  margin-bottom: var(--spacing-md);
}

.faq-sidebar p {
  margin-bottom: var(--spacing-lg);
}

.faq-list {
  max-width: 720px;
}

/* ========== RESPONSIVIDADE HOME ========== */
@media (max-width: 1200px) {
  .hero h1 {
    font-size: var(--font-size-5xl);
  }
}

@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text {
    max-width: 100%;
  }
  
  .hero h1 {
    font-size: var(--font-size-4xl);
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-visual {
    max-width: 600px;
    margin: 0 auto;
  }
  
  .hero-float-element {
    display: none;
  }
  
  .channels-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-main {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .features-main.reverse {
    direction: ltr;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .ai-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  
  .pricing-card.popular {
    transform: none;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .faq-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .faq-sidebar {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-2xl);
  }
  
  .hero h1 {
    font-size: var(--font-size-3xl);
  }
  
  .hero-description {
    font-size: var(--font-size-base);
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .hero-stat {
    text-align: center;
  }
  
  .channels-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-actions {
    flex-direction: column;
  }
  
  .cta-actions .btn {
    width: 100%;
  }
}