@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800;900&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  /* Premium Color Palette */
  --primary-dark: hsl(210, 45%, 12%);
  --primary-navy: hsl(215, 50%, 20%);
  --accent-emerald: hsl(160, 84%, 39%);
  --accent-emerald-light: hsl(160, 84%, 45%);
  --accent-gold: hsl(45, 100%, 51%);
  --text-light: hsl(0, 0%, 98%);
  --text-gray: hsl(210, 10%, 70%);
  --bg-dark: hsl(215, 28%, 8%);
  --bg-card: hsl(215, 25%, 12%);
  --bg-card-hover: hsl(215, 25%, 15%);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--accent-emerald) 0%, hsl(160, 84%, 30%) 100%);
  --gradient-hero: linear-gradient(180deg, var(--bg-dark) 0%, var(--primary-navy) 100%);
  --gradient-card: linear-gradient(135deg, var(--bg-card) 0%, var(--primary-navy) 100%);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-display: 'Outfit', sans-serif;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(16, 185, 129, 0.3);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-primary);
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  background: linear-gradient(135deg, var(--text-light) 0%, var(--accent-emerald-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--text-light);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--accent-emerald-light);
}

p {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-gray);
  margin-bottom: var(--spacing-sm);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Section */
section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

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

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  animation: fadeInUp 1s ease-out;
}

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

.hero h1 {
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero .subheadline {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  color: var(--text-gray);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero-image {
  width: 100%;
  max-width: 800px;
  margin: var(--spacing-lg) auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  animation: fadeInUp 1s ease-out 0.6s backwards;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1.25rem 3rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 12px;
  transition: all var(--transition-smooth);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-primary:active {
  transform: translateY(-1px) scale(1.01);
}

/* Card */
.card {
  background: var(--gradient-card);
  border-radius: 20px;
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-smooth);
  border: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16, 185, 129, 0.3);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Pain Section */
.pain-section {
  background: var(--bg-dark);
  text-align: center;
}

.pain-section .emoji {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  display: block;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.pain-list {
  max-width: 700px;
  margin: var(--spacing-lg) auto;
  text-align: left;
}

.pain-list li {
  font-size: 1.25rem;
  color: var(--text-gray);
  margin-bottom: var(--spacing-sm);
  padding-left: 2rem;
  position: relative;
}

.pain-list li::before {
  content: '❌';
  position: absolute;
  left: 0;
  color: #ef4444;
}

/* Solution Section */
.solution-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--primary-navy) 100%);
}

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

/* How It Works */
.steps {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-width: 700px;
  margin: var(--spacing-lg) auto;
}

.step {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-card);
  border-radius: 16px;
  border-left: 4px solid var(--accent-emerald);
  transition: all var(--transition-smooth);
}

.step:hover {
  transform: translateX(10px);
  background: var(--bg-card-hover);
}

.step-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-emerald);
  min-width: 50px;
}

.step-text {
  font-size: 1.125rem;
  color: var(--text-light);
}

/* Comparison Table */
.comparison-table {
  max-width: 900px;
  margin: var(--spacing-lg) auto;
  background: var(--bg-card);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.comparison-table table {
  width: 100%;
  border-collapse: collapse;
}

.comparison-table th {
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-md);
  font-size: 1.25rem;
  font-weight: 700;
}

.comparison-table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 1.125rem;
}

.comparison-table tr:hover {
  background: var(--bg-card-hover);
}

.comparison-table .before {
  color: #ef4444;
}

.comparison-table .after {
  color: var(--accent-emerald);
}

/* Testimonials */
.testimonial {
  background: var(--gradient-card);
  padding: var(--spacing-md);
  border-radius: 16px;
  border-left: 4px solid var(--accent-emerald);
  position: relative;
  transition: all var(--transition-smooth);
}

.testimonial:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}

.testimonial-quote {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--text-light);
  margin-bottom: var(--spacing-sm);
}

.testimonial-author {
  font-weight: 600;
  color: var(--accent-emerald);
}

/* Benefits List */
.benefits-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--bg-card);
  border-radius: 12px;
  transition: all var(--transition-smooth);
}

.benefit-item:hover {
  background: var(--bg-card-hover);
  transform: translateX(5px);
}

.benefit-item::before {
  content: '✅';
  font-size: 1.5rem;
  flex-shrink: 0;
}

.benefit-text {
  font-size: 1.125rem;
  color: var(--text-light);
}

/* Bonus Section */
.bonus-section {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--accent-emerald) 100%);
  text-align: center;
}

.bonus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.bonus-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-md);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-smooth);
}

.bonus-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-lg);
}

.bonus-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.bonus-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
}

/* Pricing Section */
.pricing-section {
  background: var(--bg-dark);
  text-align: center;
}

.pricing-card {
  max-width: 500px;
  margin: var(--spacing-lg) auto;
  background: var(--gradient-card);
  padding: var(--spacing-lg);
  border-radius: 24px;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border: 2px solid var(--accent-emerald);
}

.price {
  font-size: 4rem;
  font-weight: 900;
  color: var(--accent-emerald);
  margin: var(--spacing-md) 0;
}

.price-subtitle {
  font-size: 1.125rem;
  color: var(--text-gray);
  margin-bottom: var(--spacing-md);
}

/* Guarantee Section */
.guarantee-section {
  background: var(--primary-navy);
  text-align: center;
}

.guarantee-badge {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: 50px;
  font-size: 1.5rem;
  font-weight: 700;
  box-shadow: var(--shadow-glow);
  margin-bottom: var(--spacing-md);
}

/* FAQ Section */
.faq-section {
  background: var(--bg-dark);
}

.faq-item {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: 12px;
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
  transition: all var(--transition-smooth);
}

.faq-item:hover {
  background: var(--bg-card-hover);
}

.faq-question {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-emerald);
  margin-bottom: var(--spacing-xs);
}

.faq-answer {
  font-size: 1.125rem;
  color: var(--text-gray);
}

/* Author Section */
.author-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--primary-navy) 100%);
  text-align: center;
}

.author-content {
  max-width: 700px;
  margin: 0 auto;
}

/* CTA Section */
.cta-section {
  background: var(--gradient-primary);
  text-align: center;
  padding: var(--spacing-xl) 0;
}

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

/* Responsive */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }
  
  .hero {
    min-height: 80vh;
  }
  
  .btn {
    padding: 1rem 2rem;
    font-size: 1rem;
  }
  
  .comparison-table {
    overflow-x: auto;
  }
  
  .step {
    flex-direction: column;
    text-align: center;
  }
  
  .price {
    font-size: 3rem;
  }
}

/* Animations on Scroll */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 1s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}