html {
  scroll-behavior: smooth;
}

.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 20px 80px;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 900px;
  width: 100%;
}

.how-it-works,
.demo-section,
.llm-ready,
.philosophy,
.final-cta {
  padding: 80px 20px;
}

.section-content {
  max-width: 900px;
  margin: 0 auto;
}

.section-headline {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--fg0);
  text-align: center;
  margin-bottom: 48px;
}

.section-description {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--fg1);
  text-align: center;
  line-height: 1.7;
  max-width: 650px;
  margin: 0 auto;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-top: 48px;
}

.demo-section {
  background: var(--bg0);
  text-align: center;
}

.llm-ready {
  background: var(--bg1);
  border-top: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
}

.philosophy {
  background: var(--bg0);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.final-cta {
  text-align: center;
}

.footer {
  background: var(--bg2);
  padding: 24px 20px;
  text-align: center;
  border-top: 2px solid var(--accent);
}

.footer-content p {
  font-size: 12px;
  color: var(--fg2);
}

.footer-content a {
  color: var(--fg2);
  text-decoration: none;
}

.footer-content a:hover {
  color: var(--fg1);
  text-decoration: underline;
}

@media (max-width: 768px) {
  .hero {
    padding: 40px 16px 60px;
    min-height: 85vh;
  }

  .how-it-works,
  .demo-section,
  .llm-ready,
  .philosophy,
  .final-cta {
    padding: 48px 16px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .philosophy-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 32px 12px 50px;
  }

  .how-it-works,
  .demo-section,
  .llm-ready,
  .philosophy,
  .final-cta {
    padding: 40px 12px;
  }

  .steps-grid {
    gap: 28px;
  }

  .philosophy-grid {
    gap: 28px;
  }
}