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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #ffffff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  border-bottom: 1px solid #e5e7eb;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header .container {
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 2rem;
  height: 2rem;
  background-color: #f3f4f6;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.875rem;
}

.logo-text {
  font-weight: bold;
  font-size: 1.25rem;
}

/* Hero Section */
.hero {
  padding: 3rem 0;
  text-align: center;
}

.badge {
  display: inline-block;
  background-color: #f3f4f6;
  color: #374151;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #6b7280;
  margin-bottom: 2rem;
  font-style: italic;
}

.arrow-down {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
  color: #6b7280;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%,
  20%,
  53%,
  80%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  40%,
  43% {
    transform: translate3d(0, -30px, 0);
  }
  70% {
    transform: translate3d(0, -15px, 0);
  }
  90% {
    transform: translate3d(0, -4px, 0);
  }
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-content p {
  margin-bottom: 1rem;
  color: #6b7280;
}

.hero-content .highlight {
  font-weight: bold;
  color: #333;
}

/* Growth Section */
.growth-section {
  padding: 3rem 0;
  background-color: #f9fafb;
}

.growth-card {
  max-width: 400px;
  margin: 0 auto;
  background-color: rgba(243, 244, 246, 0.1);
  border: 1px solid rgba(243, 244, 246, 0.2);
  border-radius: 0.5rem;
  padding: 2rem;
  text-align: center;
}

.growth-card h3 {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 1.5rem;
}

.chart-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.chart-label {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: 0.5rem;
}

.chart-bar {
  height: 5rem;
  background-color: rgba(59, 130, 246, 0.2);
  border-radius: 0.25rem;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.bar {
  width: 2rem;
  border-radius: 0.25rem 0.25rem 0 0;
}

.bitcoin-bar {
  height: 3rem;
  background-color: #3b82f6;
}

.american-bitcoin-bar {
  height: 5rem;
  background-color: #f59e0b;
}

.chart-title {
  font-weight: bold;
  font-size: 1rem;
}

.chart-subtitle {
  font-size: 0.875rem;
  color: #6b7280;
}

/* Main Content */
.main-content {
  padding: 3rem 0;
}

.main-content h2 {
  font-size: 2rem;
  font-weight: bold;
  text-align: center;
  margin-bottom: 2rem;
  line-height: 1.3;
}

.content-text {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.content-text p {
  margin-bottom: 1rem;
  color: #6b7280;
}

.emphasis-text {
  margin: 2rem 0;
}

.emphasis-text p {
  margin-bottom: 0.5rem;
  color: #333;
}

.emphasis-text .bold {
  font-weight: bold;
}

.features-grid {
  display: grid;
  gap: 1rem;
  margin: 2rem 0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  text-align: left;
}

.check-icon {
  color: #3b82f6;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

/* Calculator Section */
.calculator-section {
  padding: 3rem 0;
  background-color: #f9fafb;
}

.calculator-card {
  max-width: 1000px;
  margin: 0 auto;
  background-color: #1e293b;
  color: white;
  border-radius: 0.5rem;
  padding: 2rem;
  text-align: center;
}

.calculator-badge {
  display: inline-block;
  background-color: rgba(251, 191, 36, 0.2);
  color: #fbbf24;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.calculator-card h3 {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.calculator-subtitle {
  color: #9ca3af;
  margin-bottom: 2rem;
}

.calculator-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.pack-selection h4,
.pack-details h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-align: left;
  color: #d1d5db;
}

.pack-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
}

.pack-button {
  padding: 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid #4b5563;
  background-color: #374151;
  color: #d1d5db;
  cursor: pointer;
  text-align: left;
  transition: all 0.3s ease;
  font-size: 0.875rem;
}

.pack-button:hover {
  background-color: #4b5563;
}

.pack-button.selected {
  background-color: #2563eb;
  border-color: #3b82f6;
  color: white;
}

.pack-info {
  margin-top: 1.5rem;
  text-align: left;
}

.effective-price {
  font-size: 0.875rem;
  color: #9ca3af;
  margin-bottom: 0.5rem;
}

.pricing-info {
  font-size: 0.875rem;
  color: #9ca3af;
  line-height: 1.5;
}

.free {
  color: #10b981;
}

.price {
  color: #06b6d4;
}

.details-grid {
  display: grid;
  gap: 0.75rem;
}

.detail-item {
  background-color: #374151;
  padding: 1rem;
  border-radius: 0.5rem;
}

.detail-label {
  font-size: 0.875rem;
  color: #9ca3af;
  margin-bottom: 0.25rem;
}

.detail-value {
  font-size: 1.25rem;
  font-weight: bold;
  color: white;
}

.detail-value.green {
  color: #10b981;
}

.disclaimer {
  font-size: 0.75rem;
  color: #6b7280;
  margin-top: 1.5rem;
}

/* Testimonial Section */
.testimonial-section {
  padding: 3rem 0;
  text-align: center;
}

.testimonial-content {
  max-width: 800px;
  margin: 0 auto 3rem;
}

.testimonial-content p {
  margin-bottom: 1rem;
  color: #6b7280;
}

.testimonial-card {
  margin: 3rem 0;
}

.testimonial-image {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  display: block;
}

.quote-card {
  max-width: 600px;
  margin: 0 auto;
  background-color: #f3f4f6;
  color: #374151;
  padding: 2rem;
  border-radius: 0.5rem;
}

.cta-text {
  margin-bottom: 2rem;
  color: #6b7280;
}

.cta-button {
  background: linear-gradient(to right, #f59e0b, #d97706);
  color: white;
  font-weight: bold;
  padding: 1rem 2rem;
  border: none;
  border-radius: 9999px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
  margin: 0 auto;
  display: block;
  max-width: 300px;
  width: 100%;
}

.cta-button:hover {
  background: linear-gradient(to right, #d97706, #b45309);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  transform: scale(1.05);
}

.mobile-text {
  display: none;
}

.availability-text {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 1rem;
}

/* Final Image Section */
.final-image-section {
  padding: 3rem 0;
  background-color: #f9fafb;
  text-align: center;
}

.final-image {
  max-width: 100%;
  height: auto;
  border-radius: 0.5rem;
  width: 100%;
  max-width: 500px;
  display: block;
  margin: 0 auto;
}

/* Testimonials Footer */
.testimonials-footer {
  padding: 3rem 0;
  background-color: #92400e;
  color: white;
  text-align: center;
}

.testimonial-block {
  margin-bottom: 3rem;
}

.testimonial-block:last-child {
  margin-bottom: 0;
}

.stars {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.star {
  color: #fbbf24;
  width: 1.25rem;
  height: 1.25rem;
}

.testimonial-block h3 {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.testimonial-block p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.author {
  font-weight: bold;
}

.verified {
  font-size: 0.875rem;
  color: #fbbf24;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 1.875rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .main-content h2 {
    font-size: 1.5rem;
  }

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

  .pack-buttons {
    grid-template-columns: 1fr;
  }

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

  .chart-container {
    grid-template-columns: 1fr 1fr;
  }

  .mobile-text {
    display: inline;
  }

  .desktop-text {
    display: none;
  }

  .cta-button {
    font-size: 0.875rem;
    padding: 0.875rem 1.5rem;
  }

  .testimonial-image {
    width: 120px;
    height: 120px;
  }

  .final-image {
    max-width: 90%;
    padding: 0 1rem;
  }

  .final-image-section {
    padding: 2rem 0;
  }
}

@media (min-width: 1024px) {
  .calculator-grid {
    grid-template-columns: 1fr 1fr;
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-title {
    font-size: 3.75rem;
  }

  .main-content h2 {
    font-size: 3rem;
  }
}