:root {
  --bg: #111111;
  --surface: #1c1c1c;
  --fg: #f5f5f0;
  --fg-muted: #888888;
  --accent: #FF5C1A;
  --accent-dim: #cc4a14;
  --border: #2a2a2a;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
nav {
  padding: 1.5rem 3rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.demo-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent);
  padding: 0.45rem 1.1rem;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}
.demo-link:hover {
  background: var(--accent);
  color: white;
}

/* HERO */
.hero {
  padding: 7rem 3rem 5rem;
  max-width: 860px;
}
.hero-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 2.5rem;
}
.hero .sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.hero .sub strong { color: var(--fg); font-weight: 600; }

/* COST */
.cost {
  padding: 5rem 3rem;
  border-top: 1px solid var(--border);
}
.cost-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
}
.cost-stat {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.cost-stat:last-child { border-right: none; }
.big {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.03em;
}
.caption {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.4;
}
.cost-note {
  font-size: 0.75rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* STACK */
.stack {
  padding: 6rem 3rem;
  border-top: 1px solid var(--border);
}
.stack-header {
  margin-bottom: 3.5rem;
}
.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.stack h2, .niches-left h2, .pricing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.stack-items {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.stack-item {
  display: flex;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.stack-item:first-child { border-top: 1px solid var(--border); }
.stack-icon {
  font-size: 1.5rem;
  color: var(--accent);
  width: 2.5rem;
  flex-shrink: 0;
  line-height: 1.5;
}
.stack-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.4rem;
}
.stack-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.6;
  max-width: 580px;
}

/* NICHES */
.niches {
  padding: 6rem 3rem;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}
.niches-left p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-top: 1.25rem;
}
.niches-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.niche {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}
.niche:first-child { border-top: 1px solid var(--border); }
.niche-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
}
.niche-desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* PRICING */
.pricing {
  padding: 6rem 3rem;
  border-top: 1px solid var(--border);
}
.pricing h2 { margin-bottom: 3rem; }
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 720px;
  margin-bottom: 2rem;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 2.5rem 2rem;
}
.pricing-card.featured {
  border-color: var(--accent);
}
.card-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 1rem;
}
.card-price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.03em;
  margin-bottom: 1.75rem;
  line-height: 1;
}
.card-price .per {
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg-muted);
  font-family: var(--font-body);
  letter-spacing: 0;
}
.card-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.card-features li {
  font-size: 0.9rem;
  color: var(--fg-muted);
  padding-left: 1.25rem;
  position: relative;
}
.card-features li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.8rem;
}
.pricing-note {
  font-size: 0.85rem;
  color: var(--fg-muted);
  max-width: 520px;
}

/* CLOSING */
.closing {
  padding: 7rem 3rem 5rem;
  border-top: 1px solid var(--border);
}
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.closing p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* FOOTER */
footer {
  padding: 2.5rem 3rem;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-inner .wordmark {
  font-size: 1rem;
}
.tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* MOBILE */
@media (max-width: 768px) {
  nav, .hero, .cost, .stack, .niches, .pricing, .closing, footer {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
  .cost-grid {
    grid-template-columns: 1fr;
  }
  .cost-stat {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 1.75rem 0;
  }
  .cost-stat:last-child { border-bottom: none; }
  .niches {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
  }
  .hero {
    padding-top: 4rem;
    padding-bottom: 3rem;
  }
  .stack-item {
    gap: 1.25rem;
  }
}