/* Modern Design System */
:root {
  /* Colors */
  --primary-color: #6366f1;
  --primary-hover: #5855eb;
  --primary-light: #eef2ff;
  --secondary-color: #64748b;
  --success-color: #22c55e;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  /* Neutrals */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --section-padding: 6rem 0;
  --container-padding: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.7;
  color: var(--gray-700);
  font-size: 1rem;
  font-weight: 400;
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

/* Modern Navigation */
.modern-nav {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.modern-nav.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.navbar-brand {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--gray-900) !important;
  text-decoration: none;
}

.logo-img {
  width: 32px;
  height: 32px;
  margin-right: 0.75rem;
}

.brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
}

.nav-link {
  font-weight: 500;
  color: var(--gray-600) !important;
  transition: color 0.3s ease;
  padding: 0.5rem 1rem !important;
}

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

.cta-btn {
  background: var(--primary-color) !important;
  border: none !important;
  padding: 0.6rem 1.5rem !important;
  border-radius: var(--radius-lg) !important;
  font-weight: 600 !important;
  transition: all 0.3s ease !important;
}

.cta-btn:hover {
  background: var(--primary-hover) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  overflow: hidden;
  position: relative;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,0 1000,300 1000,1000 0,700"/></svg>');
  background-size: cover;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 2rem 0;
}

.hero-badge {
  display: inline-block;
  margin-bottom: 1.5rem;
}

.badge-text {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.25rem;
  line-height: 1.6;
  margin-bottom: 2.5rem;
  opacity: 0.95;
  max-width: 600px;
}

.hero-actions {
  margin-bottom: 3rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  border: none;
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-outline-secondary {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: white;
  background: transparent;
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-outline-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.stat-label {
  font-size: 0.875rem;
  opacity: 0.8;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  z-index: 2;
}

.mockup-container {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}

.mockup-screen {
  background: white;
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.mockup-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.floating-cards {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.floating-card {
  position: absolute;
  background: white;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: float 6s ease-in-out infinite;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
}

.card-1 {
  top: 20%;
  right: -20%;
  animation-delay: 0s;
}

.card-2 {
  top: 60%;
  left: -25%;
  animation-delay: 2s;
}

.card-3 {
  bottom: 20%;
  right: -15%;
  animation-delay: 4s;
}

.card-icon {
  font-size: 1.25rem;
}

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

/* Section Styles */
.section-header {
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* Products Section */
.products-section {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.product-card {
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  height: 100%;
}

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

.product-image {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--primary-color);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-lg);
  font-size: 0.75rem;
  font-weight: 600;
}

.product-content {
  padding: 1.5rem;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.product-description {
  color: var(--gray-600);
  margin-bottom: 1rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

.product-price {
  font-size: 1.125rem;
  color: var(--success-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

.product-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--gray-50);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-family: monospace;
  font-size: 0.875rem;
  color: var(--gray-600);
}

.copy-icon {
  cursor: pointer;
  color: var(--gray-400);
  transition: color 0.3s ease;
}

.copy-icon:hover {
  color: var(--primary-color);
}

/* How it works Section */
.how-it-works-section {
  padding: var(--section-padding);
}

.step-card {
  position: relative;
  text-align: center;
  padding: 2rem 1.5rem;
  height: 100%;
}

.step-number {
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-color);
  color: white;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
}

.step-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin: 2rem 0 1.5rem;
}

.step-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.step-description {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Benefits Section */
.benefits-section {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.benefits-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.benefit-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.benefit-text h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.benefit-text p {
  color: var(--gray-600);
  margin: 0;
}

/* Dashboard Mockup */
.dashboard-mockup {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  max-width: 400px;
  margin: 0 auto;
}

.mockup-header {
  background: var(--gray-100);
  padding: 1rem;
  display: flex;
  justify-content: center;
}

.mockup-controls {
  display: flex;
  gap: 0.5rem;
}

.control {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.control.red { background: #ef4444; }
.control.yellow { background: #f59e0b; }
.control.green { background: #22c55e; }

.mockup-content {
  padding: 1.5rem;
}

.dashboard-stats {
  display: flex;
  gap: 1rem;
}

.stat-box {
  background: var(--gray-50);
  padding: 1rem;
  border-radius: var(--radius-md);
  flex: 1;
  text-align: center;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--gray-600);
  margin: 0.25rem 0;
}

.stat-trend {
  font-size: 0.75rem;
  font-weight: 600;
}

.stat-trend.positive {
  color: var(--success-color);
}

/* CTA Section */
.cta-section {
  padding: var(--section-padding);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: white;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-description {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
}

.cta-note {
  margin-top: 1.5rem;
  opacity: 0.8;
}

/* Footer */
.modern-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 3rem 0 2rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-brand {
  display: flex;
  align-items: center;
}

.footer-logo {
  width: 32px;
  height: 32px;
  margin-right: 0.75rem;
}

.footer-brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  color: white;
}

.footer-contact a {
  color: var(--gray-300);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-contact a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
  
  .section-title {
    font-size: 2.25rem;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-description {
    font-size: 1.125rem;
  }
  
  .hero-stats {
    justify-content: center;
    gap: 1.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1.125rem;
  }
  
  .benefits-title {
    font-size: 2rem;
  }
  
  .cta-title {
    font-size: 2rem;
  }
  
  .floating-card {
    display: none;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .dashboard-stats {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn-primary,
  .btn-outline-secondary {
    width: 100%;
    justify-content: center;
  }
  
  .product-card {
    margin-bottom: 1.5rem;
  }
}

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

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

/* Scroll animations */
@media (prefers-reduced-motion: no-preference) {
  .step-card,
  .product-card,
  .benefit-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
  }
  
  .step-card.in-view,
  .product-card.in-view,
  .benefit-item.in-view {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Loading states */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

/* Focus states for accessibility */
.btn:focus,
.nav-link:focus,
a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .modern-nav,
  .floating-cards,
  .cta-section {
    display: none;
  }
}