* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #10b981;
  --accent: #f59e0b;
  --dark: #111827;
  --gray: #6b7280;
  --light: #f9fafb;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header Moderno */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

header.scrolled {
  box-shadow: var(--shadow);
}

nav {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--primary);
}

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
  display: inline-block;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

/* Hero Section Melhorada */
.hero {
  margin-top: 80px;
  background: var(--gradient);
  color: white;
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 1px,
    transparent 1px
  );
  background-size: 50px 50px;
  animation: moveGrid 20s linear infinite;
}

@keyframes moveGrid {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(50px, 50px);
  }
}

.hero-content {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-highlight {
  color: var(--accent);
  position: relative;
  display: inline-block;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  display: block;
  color: var(--accent);
}

.stat-label {
  font-size: 0.875rem;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.5s;
}

.hero-image img:hover {
  transform: perspective(1000px) rotateY(0deg);
}

/* Trust Bar */
.trust-bar {
  background: white;
  padding: 2rem;
  text-align: center;
}

.trust-logos {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  opacity: 0.6;
}

.trust-logos i {
  font-size: 2rem;
  color: var(--gray);
}

/* Features Section Aprimorada */
.features {
  padding: 6rem 2rem;
  background: var(--light);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--dark);
}

.section-header p {
  font-size: 1.25rem;
  color: var(--gray);
}

.features-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  border-top: 4px solid var(--primary);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon i {
  font-size: 1.75rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--dark);
}

.feature-card p {
  color: var(--gray);
  line-height: 1.8;
}

.feature-metric {
  display: inline-block;
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.875rem;
  margin-top: 1rem;
}

/* Social Proof Section */
.social-proof {
  padding: 6rem 2rem;
  background: white;
}

.testimonials {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.testimonial {
  background: var(--light);
  padding: 2rem;
  border-radius: 16px;
  position: relative;
}

.testimonial-quote {
  font-size: 3rem;
  color: var(--primary);
  opacity: 0.2;
  position: absolute;
  top: 1rem;
  left: 1rem;
}

.testimonial-content {
  position: relative;
  z-index: 1;
  margin-bottom: 1.5rem;
}

.testimonial-content p {
  color: var(--dark);
  font-style: italic;
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient);
}

.author-name {
  font-weight: 600;
  color: var(--dark);
}

.author-role {
  font-size: 0.875rem;
  color: var(--gray);
}

/* Pricing Section Melhorada */
.pricing {
  padding: 6rem 2rem;
  background: var(--light);
}

.pricing-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  align-items: start;
}

.pricing-card {
  background: white;
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  position: relative;
}

.pricing-card.featured {
  transform: scale(1.05);
  border: 3px solid var(--primary);
}

.pricing-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: white;
  padding: 0.5rem 1.5rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.plan-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.plan-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  margin: 1rem 0;
}

.plan-price span {
  font-size: 1rem;
  color: var(--gray);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin: 2rem 0;
}

.plan-features li {
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--dark);
}

.plan-features i {
  color: var(--secondary);
}

/* CTA Section */
.cta {
  padding: 6rem 2rem;
  background: var(--gradient);
  color: white;
  text-align: center;
}

.cta h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.cta p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* Footer */
footer {
  background: var(--dark);
  color: white;
  padding: 4rem 2rem 2rem;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  opacity: 0.8;
  margin: 1rem 0;
}

.footer-links h4 {
  margin-bottom: 1rem;
  font-size: 1.125rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  display: block;
  padding: 0.5rem 0;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  opacity: 0.8;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
}

/* Responsivo */
@media (max-width: 768px) {
  .nav-links {
    display: flex;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-150%);
    transition: transform 0.3s ease-in-out;
    z-index: 999;
  }

  .nav-links.active {
    transform: translateY(0);
  }

  .mobile-menu {
    display: block;
    font-size: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--dark);
    padding: 0.5rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-direction: column;
  }

  .features-grid,
  .testimonials,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .pricing-card.featured {
    transform: scale(1);
  }
}

/* Animações */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* FAQ Section */
.faq {
  padding: 6rem 2rem;
  background: white;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  margin-bottom: 1rem;
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  background: none;
  border: none;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  text-align: left;
  transition: color 0.3s;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-question i {
  transition: transform 0.3s;
}

.faq-question.active i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.faq-answer p {
  padding-bottom: 1.5rem;
  color: var(--gray);
  line-height: 1.6;
}

/* Accessibility Focus */
:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* Loading Animation */
.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}