/* Landing Page Styles */
:root {
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-hero: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --background: #fafbfc;
  --surface: #ffffff;
  --accent: #6366f1;
  --success: #10b981;
  --warning: #f59e0b;
  --border: #e2e8f0;
  --shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--background);
  overflow-x: hidden;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  padding: 160px 0 120px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><circle cx="30" cy="30" r="1"/></g></svg>');
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.hero .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 900;
  color: white;
  margin-bottom: 24px;
  line-height: 1.1;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  animation: slideInUp 1s ease-out;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: slideInUp 1s ease-out 0.2s both;
}

.cta-buttons {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  animation: slideInUp 1s ease-out 0.4s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 16px 32px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.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;
}

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

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

.btn-primary:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-4px);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Styles */
section {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 16px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 64px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Problems Section */
.problems {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.problem-card {
  background: white;
  padding: 32px;
  border-radius: 20px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border: 1px solid var(--border);
}

.problem-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.problem-icon {
  font-size: 3rem;
  margin-bottom: 24px;
  display: block;
}

.problem-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.problem-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Stats Section */
.stats {
  background: var(--gradient-primary);
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 48px;
  text-align: center;
}

.stat-item h3 {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 8px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.stat-item p {
  font-size: 1rem;
  opacity: 0.9;
}

/* Features Section */
.solution {
  background: white;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.feature-card {
  display: flex;
  gap: 24px;
  padding: 32px;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius: 16px;
  transition: all 0.3s ease;
  border: 1px solid var(--border);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  background: white;
}

.feature-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
  margin-top: 8px;
}

.feature-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-content p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* How it Works */
.how-it-works {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.how-it-works .section-title {
  color: white;
  background: none;
  -webkit-text-fill-color: white;
}

.how-it-works .section-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 48px;
}

.step-card {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.step-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.15);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: white;
  color: var(--accent);
  border-radius: 50%;
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.step-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.step-card p {
  opacity: 0.9;
  line-height: 1.6;
}

/* Pricing */
.pricing {
  background: white;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.pricing-card {
  background: white;
  border: 2px solid var(--border);
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  position: relative;
  transition: all 0.3s ease;
}

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

.pricing-card.featured {
  border-color: var(--accent);
  transform: scale(1.05);
  background: linear-gradient(135deg, #f8fafc 0%, #f0f9ff 100%);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  padding: 8px 24px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
  margin-bottom: 8px;
}

.pricing-period {
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
  text-align: left;
}

.pricing-features li {
  padding: 8px 0;
  color: var(--text-secondary);
}

/* Testimonials */
.testimonials {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.testimonials .section-title {
  color: white;
  background: none;
  -webkit-text-fill-color: white;
}

.testimonials .section-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.1);
  padding: 32px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.15);
}

.testimonial-text {
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: white;
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* Final CTA */
.final-cta {
  background: var(--gradient-hero);
  color: white;
  text-align: center;
  padding: 100px 0;
}

.final-cta h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.final-cta p {
  font-size: 1.125rem;
  margin-bottom: 32px;
  opacity: 0.9;
}

/* Footer */
.footer {
  background: #1e293b;
  color: white;
  padding: 80px 0 32px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 48px;
  margin-bottom: 48px;
}

.footer-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-section p {
  color: #94a3b8;
  line-height: 1.6;
}

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

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 24px;
  text-align: center;
  color: #94a3b8;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .nav-container {
    padding: 0 16px;
  }
  
  .nav-links {
    gap: 16px;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .feature-card {
    flex-direction: column;
    text-align: center;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

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

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

/* Utilities */
.text-center { text-align: center; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-8 { margin-top: 2rem; }