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

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: #333;
  background: #ffffff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #f59e0b 100%);
  color: white;
  padding: 80px 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.free-badge {
  display: inline-block;
  background: #f59e0b;
  color: #1e40af;
  padding: 8px 20px;
  border-radius: 25px;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 20px;
  animation: pulse 2s infinite;
}

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

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.2;
}

.hero h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: #f59e0b;
}

.hero-description {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

.benefits-preview {
  margin-bottom: 40px;
}

.benefit-item {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
  font-size: 1.1rem;
}

.check {
  background: #10b981;
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  font-weight: bold;
  font-size: 14px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.btn-primary {
  background: #f59e0b;
  color: #1e40af;
  border: none;
  padding: 18px 35px;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  background: #d97706;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(245, 158, 11, 0.3);
}

.btn-whatsapp {
  background: #25d366;
  color: white;
  border: none;
  padding: 18px 35px;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-whatsapp:hover {
  background: #128c7e;
  transform: translateY(-2px);
}

.no-spam {
  font-size: 0.9rem;
  opacity: 0.8;
  text-align: center;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.book-showcase {
  position: relative;
  transform: perspective(1000px) rotateY(-15deg);
  transition: transform 0.3s ease;
}

.book-showcase:hover {
  transform: perspective(1000px) rotateY(-10deg) scale(1.05);
}

.book-cover {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.floating-badge {
  position: absolute;
  top: -15px;
  right: -15px;
  background: #ef4444;
  color: white;
  padding: 10px 20px;
  border-radius: 25px;
  font-weight: 700;
  font-size: 1.2rem;
  animation: bounce 2s infinite;
  box-shadow: 0 5px 15px rgba(239, 68, 68, 0.4);
}

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

/* Benefits Section */
.benefits {
  padding: 80px 0;
  background: #f8fafc;
}

.benefits h3 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 50px;
  color: #1e40af;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.benefit-card {
  background: white;
  padding: 40px 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-10px);
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.benefit-card h4 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: #1e40af;
}

.benefit-card p {
  color: #6b7280;
  line-height: 1.6;
}

/* Download Form Section */
.download-form {
  padding: 80px 0;
  background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
  color: white;
}

.form-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.form-text h3 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.form-text p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

.trust-indicators {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.trust-icon {
  font-size: 1.2rem;
}

.form-container {
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 20px;
}

.form-group input {
  width: 100%;
  padding: 18px;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus {
  outline: none;
  border-color: #3b82f6;
}

.btn-download {
  width: 100%;
  background: #f59e0b;
  color: #1e40af;
  border: none;
  padding: 20px;
  border-radius: 12px;
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-download:hover {
  background: #d97706;
  transform: translateY(-2px);
}

/* Author Section */
.author {
  padding: 80px 0;
  background: white;
}

.author-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: center;
}

.author h3 {
  font-size: 2.5rem;
  color: #1e40af;
  margin-bottom: 10px;
}

.author-title {
  font-size: 1.3rem;
  color: #f59e0b;
  font-weight: 600;
  margin-bottom: 20px;
}

.author-description {
  font-size: 1.1rem;
  color: #6b7280;
  margin-bottom: 30px;
  line-height: 1.7;
}

.author-credentials {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.credential {
  color: #10b981;
  font-weight: 500;
  font-size: 1.1rem;
}

.author-photo {
  text-align: center;
}

.author-photo img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid #f59e0b;
}

/* Final CTA */
.final-cta {
  padding: 80px 0;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  text-align: center;
}

.cta-content h3 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.cta-content p {
  font-size: 1.3rem;
  margin-bottom: 40px;
  opacity: 0.9;
}

.btn-primary.large {
  font-size: 1.3rem;
  padding: 25px 50px;
  background: #1e40af;
  color: white;
}

.btn-primary.large:hover {
  background: #1e3a8a;
}

.final-note {
  margin-top: 20px;
  font-size: 1rem;
  opacity: 0.8;
}

/* Footer */
.footer {
  background: #1f2937;
  color: white;
  padding: 40px 0;
  text-align: center;
}

.footer p {
  margin-bottom: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content,
  .form-content,
  .author-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero {
    padding: 60px 0;
    text-align: center;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero h2 {
    font-size: 1.5rem;
  }

  .cta-buttons {
    justify-content: center;
  }

  .btn-primary,
  .btn-whatsapp {
    width: 100%;
    max-width: 300px;
  }

  .benefits h3,
  .form-text h3,
  .author h3,
  .cta-content h3 {
    font-size: 2rem;
  }

  .trust-indicators {
    justify-content: center;
  }

  .book-showcase {
    transform: none;
  }

  .book-cover {
    max-width: 300px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .hero h2 {
    font-size: 1.3rem;
  }

  .form-container {
    padding: 30px 20px;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .trust-indicators {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }
}