*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333333;
  background: #f5f7fa;
}

a {
  color: #4caf50;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 700;
  color: #333333;
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 25px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: #4caf50;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(76, 175, 80, 0.35);
}

.btn-primary:hover {
  background: #43a047;
}

.btn-outline {
  background: #ffffff;
  color: #4caf50;
  border: 2px solid #4caf50;
}

.btn-outline:hover {
  background: #e8f5e9;
}

.btn-sm {
  padding: 10px 18px;
  font-size: 14px;
}

.btn-block {
  width: 100%;
}

/* Hero */

.hero {
  padding: 64px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 14px;
  border-radius: 25px;
  background: #e8f5e9;
  color: #2e7d32;
  font-size: 14px;
  font-weight: 600;
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 2.75rem);
  line-height: 1.15;
  font-weight: 800;
  color: #1f2933;
}

.hero-subtitle {
  margin: 0 0 28px;
  font-size: 18px;
  color: #5f6b7a;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-illustration {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  border-radius: 24px;
  background: linear-gradient(135deg, #e8f5e9 0%, #ffffff 100%);
  box-shadow: 0 12px 40px rgba(76, 175, 80, 0.12);
  font-size: clamp(4rem, 12vw, 7rem);
  line-height: 1;
}

/* Sections */

section {
  padding: 72px 0;
}

.section-title {
  margin: 0 0 12px;
  text-align: center;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  color: #1f2933;
}

.section-subtitle {
  margin: 0 auto 40px;
  max-width: 640px;
  text-align: center;
  color: #5f6b7a;
  font-size: 17px;
}

.section-alt {
  background: #ffffff;
}

/* Cards grid */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
}

.card-icon {
  font-size: 36px;
  margin-bottom: 12px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  color: #1f2933;
}

.card p {
  margin: 0;
  font-size: 15px;
  color: #5f6b7a;
}

/* Steps */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step {
  text-align: center;
  padding: 28px 20px;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: #e8f5e9;
  font-size: 28px;
}

.step h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
}

.step p {
  margin: 0;
  color: #5f6b7a;
  font-size: 15px;
}

/* Pricing */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 760px;
  margin: 0 auto;
}

.pricing-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border: 2px solid transparent;
}

.pricing-card.featured {
  border-color: #4caf50;
  box-shadow: 0 8px 32px rgba(76, 175, 80, 0.18);
}

.pricing-card h3 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 800;
}

.pricing-price {
  margin: 0 0 20px;
  font-size: 28px;
  font-weight: 800;
  color: #4caf50;
}

.pricing-price span {
  font-size: 16px;
  font-weight: 500;
  color: #5f6b7a;
}

.pricing-yearly {
  margin: -8px 0 20px;
  font-size: 15px;
  color: #5f6b7a;
  font-weight: 600;
}

.pricing-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pricing-list li {
  position: relative;
  padding: 8px 0 8px 24px;
  color: #5f6b7a;
  font-size: 15px;
}

.pricing-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #4caf50;
  font-weight: 700;
}

.pricing-badge {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 12px;
  border-radius: 25px;
  background: #4caf50;
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* FAQ */

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.faq-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: #1f2933;
}

.faq-item p {
  margin: 0;
  color: #5f6b7a;
  font-size: 15px;
}

/* CTA */

.cta {
  padding: 64px 0;
  text-align: center;
}

.cta-box {
  background: linear-gradient(135deg, #388e3c 0%, #4caf50 50%, #81c784 100%);
  border-radius: 24px;
  padding: 48px 32px;
  color: #ffffff;
}

.cta-box h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
}

.cta-box p {
  margin: 0 0 24px;
  opacity: 0.95;
  font-size: 17px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.cta .btn-outline {
  border-color: #ffffff;
  color: #ffffff;
  background: transparent;
}

.cta .btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
}

.cta .btn-primary {
  background: #ffffff;
  color: #388e3c;
  box-shadow: none;
}

.cta .btn-primary:hover {
  background: #f1f8e9;
}

/* Footer */

.site-footer {
  background: #1f2933;
  color: #cbd2d9;
  padding: 40px 0 32px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-logo {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
}

.footer-links a {
  color: #81c784;
}

.footer-links a:hover {
  color: #a5d6a7;
}

.footer-meta {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #9aa5b1;
}

/* Legal pages */

.legal-page {
  padding: 48px 0 72px;
}

.legal-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 40px 36px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.legal-card h1 {
  margin: 0 0 8px;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  color: #1f2933;
}

.legal-updated {
  margin: 0 0 32px;
  color: #5f6b7a;
  font-size: 15px;
}

.legal-card h2 {
  margin: 32px 0 12px;
  font-size: 20px;
  font-weight: 700;
  color: #1f2933;
}

.legal-card p,
.legal-card li {
  color: #5f6b7a;
  font-size: 15px;
}

.legal-card ul {
  margin: 0;
  padding-left: 20px;
}

.legal-card li {
  margin-bottom: 6px;
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  font-weight: 600;
}

/* Responsive */

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-illustration {
    min-height: 200px;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .header-inner {
    flex-direction: column;
    align-items: stretch;
    padding: 16px 0;
  }

  .header-actions {
    justify-content: center;
  }

  .hero {
    padding: 40px 0 56px;
  }

  section {
    padding: 56px 0;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .legal-card {
    padding: 28px 20px;
  }

  .btn-sm {
    flex: 1;
    min-width: 140px;
  }
}