:root {
  --primary: #ed8f1c;
  --primary-dark: #d17a0f;
  --primary-light: #f5a742;
  --secondary: #fef4e6;
  --surface: #fefaf5;
  --text: #3d2e1f;
  --text-light: #6b5d4a;
  --border: #f0d9b8;
  --white: #ffffff;
  --success: #28a745;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.header {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
}

.logo {
  font-size: 28px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

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

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(237, 143, 28, 0.3);
}

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

.btn-secondary:hover {
  background: var(--secondary);
}

.btn-large {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn-icon {
  font-size: 20px;
}

.hero {
  padding: 80px 20px;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--white) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--text);
}

.highlight {
  color: var(--primary);
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-light);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 48px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  font-size: 14px;
  color: var(--text-light);
}

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

.browser-mockup {
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  width: 100%;
  max-width: 600px;
}

.browser-header {
  background: #f5f5f5;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.browser-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ddd;
}

.browser-url {
  flex: 1;
  background: var(--white);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-light);
}

.browser-content {
  padding: 40px;
  min-height: 300px;
  background: var(--surface);
}

.feature-preview {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.preview-item {
  background: var(--white);
  padding: 16px;
  border-radius: 8px;
  border: 2px solid var(--border);
}

.preview-badge {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.section-subtitle {
  font-size: 20px;
  color: var(--text-light);
}

.features {
  padding: 100px 20px;
  background: var(--white);
}

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

.feature-card {
  background: var(--surface);
  padding: 32px;
  border-radius: 12px;
  border: 2px solid var(--border);
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--primary);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.feature-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.feature-description {
  color: var(--text-light);
  line-height: 1.6;
}

.how-it-works {
  padding: 100px 20px;
  background: var(--secondary);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
}

.step {
  text-align: center;
}

.step-number {
  width: 64px;
  height: 64px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  margin: 0 auto 24px;
}

.step-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.step-description {
  color: var(--text-light);
  line-height: 1.6;
}

.pricing {
  padding: 100px 20px;
  background: var(--white);
}

.pricing-cards {
  display: flex;
  justify-content: center;
  max-width: 400px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 2px solid var(--primary);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  text-align: center;
}

.pricing-header {
  margin-bottom: 32px;
}

.pricing-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
}

.price-amount {
  font-size: 48px;
  font-weight: 800;
  color: var(--primary);
}

.price-period {
  font-size: 18px;
  color: var(--text-light);
}

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

.pricing-features li {
  padding: 12px 0;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--text-light);
}

.faq {
  padding: 100px 20px;
  background: var(--surface);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border-radius: 8px;
  margin-bottom: 16px;
  overflow: hidden;
  border: 2px solid var(--border);
}

.faq-question {
  width: 100%;
  padding: 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s;
}

.faq-question:hover {
  background: var(--secondary);
}

.faq-icon {
  font-size: 24px;
  color: var(--primary);
  transition: transform 0.3s;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 24px 24px;
  color: var(--text-light);
  line-height: 1.6;
}

.cta-section {
  padding: 100px 20px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  text-align: center;
}

.cta-title {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 20px;
  margin-bottom: 32px;
  opacity: 0.9;
}

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

.cta-content .btn-primary:hover {
  background: var(--secondary);
}

.cta-note {
  margin-top: 16px;
  font-size: 14px;
  opacity: 0.8;
}

.footer {
  background: var(--text);
  color: var(--white);
  padding: 60px 20px 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s;
    z-index: 999;
  }
  
  .nav-links.active {
    transform: translateX(0);
  }
  
  .nav-links li {
    width: 100%;
  }
  
  .nav-links a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 18px;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .steps {
    grid-template-columns: 1fr;
  }
  
  .cta-title {
    font-size: 36px;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }
}