:root {
  --bg-color: #ffffff;
  --bg-secondary: #f9fafb;
  --text-primary: #1f2937;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  --accent-color: #94a3b8;
  --accent-light: #e2e8f0;
  --border-color: #f1f5f9;
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  padding: 32px 0;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.brand {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Sections */
section {
  padding: 64px 0;
}

section.bg-secondary {
  background-color: var(--bg-secondary);
}

/* Typography */
h1, h2, h3 {
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 24px;
  line-height: 1.3;
}

h1 {
  font-size: 2rem;
  text-align: center;
}

h2 {
  font-size: 1.75rem;
  text-align: center;
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 24px;
}

p.subtitle {
  text-align: center;
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px auto;
}

/* Elements */
.content-block {
  margin-bottom: 40px;
}

.benefits-list {
  list-style: none;
  margin-top: 32px;
}

.benefits-list li {
  background-color: #fff;
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
}

.benefits-list li strong {
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.benefits-list li span {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* How it works */
.step {
  display: flex;
  align-items: flex-start;
  margin-bottom: 32px;
}

.step-number {
  background-color: var(--accent-light);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  margin-right: 16px;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.step-content p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding: 24px 0;
}

.faq-item h3 {
  font-size: 1.125rem;
  margin-bottom: 12px;
  font-weight: 500;
}

.faq-item p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* CTA Placeholder */
.cta-container {
  text-align: center;
  margin-top: 48px;
}

.btn-primary {
  display: inline-block;
  background-color: var(--accent-color);
  color: #fff;
  padding: 16px 32px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s;
}

.btn-primary:hover {
  opacity: 0.9;
}

/* Footer */
footer {
  background-color: var(--bg-secondary);
  padding: 64px 0 32px 0;
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.footer-info {
  margin-bottom: 32px;
}

.footer-info p {
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  list-style: none;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
}

.footer-links a:hover {
  text-decoration: underline;
}

.footer-copyright {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Guarantee Block */
.guarantee-block {
  text-align: center;
  border: 1px solid var(--border-color);
  padding: 40px 24px;
  border-radius: 8px;
  background-color: #fff;
  max-width: 600px;
  margin: 0 auto;
}

.guarantee-block svg {
  width: 48px;
  height: 48px;
  color: var(--accent-color);
  margin-bottom: 16px;
}

.guarantee-block h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  font-weight: 500;
}

.guarantee-block p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* Responsive */
@media (min-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .benefits-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 0px;
  }
  
  .benefits-list li {
    margin-bottom: 0;
  }
}