:root {
  /* Colors */
  --primary-color: #2563eb;
  --primary-light: #3b82f6;
  --secondary-color: #10b981;
  --accent-color: #f59e0b;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;
  --bg-primary: #ffffff;
  --bg-secondary: #f9fafb;
  --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
  --font-brand: 'Monotype Corsiva', cursive;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Breakpoints */
  --bp-sm: 640px;
  --bp-md: 768px;
  --bp-lg: 1024px;
  --bp-xl: 1280px;
}

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

body {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  scroll-behavior: smooth;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.brand-name {
  font-family: var(--font-brand);
  font-size: 2rem;
  font-weight: normal;
  color: var(--primary-color);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
  padding: calc(var(--spacing-2xl) + var(--spacing-xl)) 0 var(--spacing-2xl);
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0f9ff 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.hero-title {
  margin-bottom: var(--spacing-md);
}

.brand-display {
  display: block;
  font-family: var(--font-brand);
  font-size: 4.5rem;
  font-weight: normal;
  color: var(--primary-color);
  line-height: 1.1;
  margin-bottom: var(--spacing-xs);
}

.hero-subtitle {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: 8px;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

.btn-primary:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

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

.hero-card {
  background: white;
  border-radius: 16px;
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-xl);
  transform: rotate(3deg);
  animation: float 6s ease-in-out infinite;
}

.coupon-preview {
  width: 300px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 12px;
  padding: var(--spacing-lg);
  color: white;
  text-align: center;
}

.coupon-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.coupon-logo {
  font-size: 1.5rem;
}

.coupon-business {
  font-weight: 600;
}

.discount {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.offer-text {
  display: block;
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.coupon-code {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 6px;
  font-family: monospace;
  font-weight: 600;
}

/* Sections */
.features, .benefits, .cta {
  padding: var(--spacing-2xl) 0;
}

.features {
  background-color: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

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

.feature-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

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

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  color: var(--text-secondary);
}

/* Benefits Section */
.benefits-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.benefit-group {
  margin-bottom: var(--spacing-xl);
}

.benefit-group-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.benefit-list {
  list-style: none;
}

.benefit-item {
  padding: var(--spacing-xs) 0;
  position: relative;
  padding-left: var(--spacing-lg);
  color: var(--text-secondary);
}

.benefit-item::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

.benefits-visual {
  display: flex;
  justify-content: center;
}

.stats-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.stat {
  display: block;
  margin-bottom: var(--spacing-lg);
}

.stat:last-child {
  margin-bottom: 0;
}

.stat-number {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.cta-description {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-form {
  max-width: 500px;
  margin: 0 auto var(--spacing-md);
}

.form-group {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.form-group input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-family: var(--font-primary);
}

.form-group input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.cta-note {
  opacity: 0.8;
  font-size: 0.875rem;
}

/* Footer */
.footer {
  background-color: var(--text-primary);
  color: white;
  padding: var(--spacing-xl) 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
  margin-top: var(--spacing-xs);
}

.footer-info {
  text-align: right;
}

.footer-info p {
  margin-bottom: var(--spacing-xs);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

/* Animations */
@keyframes float {
  0%, 100% {
    transform: rotate(3deg) translateY(0px);
  }
  50% {
    transform: rotate(3deg) translateY(-20px);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .brand-display {
    font-size: 3rem;
  }
  
  .hero-subtitle {
    font-size: 1.5rem;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .nav-links {
    display: none;
  }
  
  .benefits-content {
    grid-template-columns: 1fr;
  }
  
  .form-group {
    flex-direction: column;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }
  
  .footer-info {
    text-align: center;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-card {
    transform: none;
    margin-top: var(--spacing-lg);
  }
  
  .coupon-preview {
    width: 280px;
  }
}

@media (max-width: 480px) {
  .brand-name {
    font-size: 1.5rem;
  }
  
  .brand-display {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  .hero {
    padding: calc(var(--spacing-xl) + var(--spacing-lg)) 0 var(--spacing-xl);
  }
  
  .coupon-preview {
    width: 250px;
    padding: var(--spacing-md);
  }
  
  .discount {
    font-size: 2rem;
  }
}