/* CSS Variables */
:root {
  --primary-color: #0066CC;
  --secondary-color: #00D4AA;
  --accent-color: #FF6B6B;
  --success-color: #10B981;
  --warning-color: #F59E0B;
  --error-color: #EF4444;
  
  --navy: #1E3A8A;
  --teal: #00D4AA;
  --gray: #6B7280;
  --light-gray: #F3F4F6;
  --dark-gray: #374151;
  
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-light: #9CA3AF;
  --background: #FFFFFF;
  --surface: #F9FAFB;
  
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  --font-size-4xl: 36px;
  --font-size-5xl: 48px;
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--navy);
}

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

/* Buttons */
.cta-button, .secondary-button, .product-button, .submit-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 48px;
}

.cta-button, .submit-button {
  background-color: var(--primary-color);
  color: white;
}

.cta-button:hover, .submit-button:hover {
  background-color: var(--navy);
  transform: translateY(-1px);
}

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

.secondary-button:hover {
  background-color: var(--primary-color);
  color: white;
}

.product-button {
  background-color: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--gray);
  width: 100%;
}

.product-button:hover {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Logo and Brand */
.logo-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.brand-name {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
}

/* Hero Section */
.hero {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero-content h1 {
  font-size: var(--font-size-5xl);
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-tight);
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  line-height: var(--line-height-relaxed);
}

.hero-stats {
  display: flex;
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

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

.dashboard-preview {
  width: 100%;
  height: 400px;
  background: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.chart-placeholder, .timeline-placeholder {
  background: linear-gradient(135deg, var(--light-gray) 0%, var(--surface) 100%);
  border-radius: var(--border-radius);
  position: relative;
  overflow: hidden;
}

.chart-placeholder {
  height: 200px;
  margin-bottom: var(--spacing-md);
}

.timeline-placeholder {
  height: 120px;
}

.chart-placeholder::before,
.timeline-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
}

/* Section Styling */
section {
  padding: var(--spacing-3xl) 0;
}

/* Center alignment for main content sections */
.problem,
.solution,
.features,
.how-it-works,
.products,
.benefits,
.security,
.integrations {
  text-align: center;
}

.problem .container,
.solution .container,
.features .container,
.how-it-works .container,
.products .container,
.benefits .container,
.security .container,
.integrations .container {
  text-align: center;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  margin-bottom: var(--spacing-lg);
}

.section-header p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* Problem Section */
.problem {
  background-color: var(--surface);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
}

.problem-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.problem-icon {
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
}

.problem-item h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

/* Solution Section */
.solution-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.solution-benefits {
  list-style: none;
  margin: var(--spacing-lg) 0;
}

.solution-benefits li {
  padding: var(--spacing-sm) 0;
  position: relative;
  padding-left: var(--spacing-lg);
  color: var(--text-secondary);
}

.solution-benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

.solution-visual,
.security-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.solution-image,
.security-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.step-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

/* Features Section */
.features {
  background-color: var(--surface);
}

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

.feature-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.feature-icon {
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
}

.feature-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  margin: 0;
}

/* How It Works */
.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-3xl);
}

.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

.step-number {
  width: 64px;
  height: 64px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin: 0 auto;
}

.step-content h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.step-content p {
  margin-bottom: var(--spacing-lg);
}

.step-visual {
  margin-top: var(--spacing-lg);
}

.placeholder-chart {
  height: 120px;
  background: linear-gradient(135deg, var(--light-gray) 0%, var(--surface) 100%);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-weight: 500;
  border: 2px dashed var(--gray);
}

/* Products Section */
.products {
  background-color: var(--surface);
}

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

.product-card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.product-card.featured {
  border: 2px solid var(--secondary-color);
  transform: scale(1.02);
}

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

.product-card.featured:hover {
  transform: scale(1.02) translateY(-4px);
}

.product-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--secondary-color);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.product-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.product-header h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.product-price {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.product-price span {
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--text-secondary);
}

.product-features {
  flex-grow: 1;
  margin-bottom: var(--spacing-xl);
}

.product-features ul {
  list-style: none;
}

.product-features li {
  padding: var(--spacing-sm) 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: var(--spacing-lg);
}

.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

/* Benefits Section */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
}

.benefit-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  padding: var(--spacing-xl);
  background: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
}

.benefit-stat {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--primary-color);
  text-align: center;
}

.benefit-text h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

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

/* Security Section */
.security {
  background-color: var(--surface);
}

.security-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.security-features {
  margin-top: var(--spacing-lg);
}

.security-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  color: var(--text-secondary);
}

/* Integrations Section */
.integrations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.integration-category {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
}

.integration-category h3 {
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
  text-align: center;
}

.integration-items {
  display: grid;
  gap: var(--spacing-sm);
}

.integration-item {
  padding: var(--spacing-md);
  background: var(--surface);
  border-radius: var(--border-radius);
  color: var(--text-secondary);
  text-align: center;
  font-size: var(--font-size-sm);
}

/* Contacts Section */
.contacts {
  background-color: var(--surface);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.contact-info {
  display: grid;
  gap: var(--spacing-xl);
}

.contact-item {
  display: flex;
  gap: var(--spacing-lg);
  align-items: start;
}

.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--surface);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

.contact-details h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.contact-details p {
  margin: 0;
  color: var(--text-secondary);
}

.contact-form-container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-cta {
  text-align: center;
  padding: var(--spacing-2xl);
  background: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-cta h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.contact-cta p {
  margin-bottom: var(--spacing-xl);
  color: var(--text-secondary);
}

/* Footer */
.footer {
  background-color: var(--text-primary);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.footer-logo span {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: white;
}

.footer-main p {
  color: #9CA3AF;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: var(--spacing-3xl);
}

.footer-column h4 {
  color: white;
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-base);
}

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

.footer-column li {
  margin-bottom: var(--spacing-sm);
}

.footer-column a {
  color: #9CA3AF;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-bottom p {
  color: #9CA3AF;
  margin: 0;
  font-size: var(--font-size-sm);
}

.disclaimer {
  font-style: italic;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
  background-color: white;
  margin: 5% auto;
  border-radius: var(--border-radius-lg);
  width: 90%;
  max-width: 500px;
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--light-gray);
}

.modal-header h2 {
  margin: 0;
  color: var(--text-primary);
}

.close {
  color: var(--text-secondary);
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
}

.close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-xl);
}

/* Form Styles */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--gray);
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --font-size-5xl: 32px;
    --font-size-4xl: 28px;
    --spacing-3xl: 32px;
    --spacing-2xl: 24px;
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero .container {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .hero {
    padding: var(--spacing-2xl) 0;
  }
  
  .hero-stats {
    justify-content: center;
    gap: var(--spacing-xl);
  }
  
  .solution-content,
  .security-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .step {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }
  
  .benefit-item {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .footer-links {
    justify-content: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .modal-content {
    margin: 10% auto;
    width: 95%;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid,
  .integrations-grid {
    grid-template-columns: 1fr;
  }
  
  .dashboard-preview {
    height: 300px;
  }
}