:root {
  --bg: #0d0f14;
  --bg-alt: #13161e;
  --fg: #f0ece4;
  --fg-dim: #8a8478;
  --accent: #e8a838;
  --accent-dim: #8a5f1a;
  --border: #1e2130;
  --mono-bg: #0f1218;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(13, 15, 20, 0.85);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Instrument Serif', serif;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.nav-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--accent-dim);
  padding: 3px 10px;
  border-radius: 3px;
}

/* ── Hero ── */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 120px 32px 100px;
  border-bottom: 1px solid var(--border);
}
.hero-eyebrow {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
  max-width: 800px;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-dim);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 48px;
}
.hero-attrs {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-attr {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.attr-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  color: var(--fg-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.attr-val {
  font-size: 0.9rem;
  color: var(--fg);
  font-weight: 500;
}

/* ── Flywheel ── */
.flywheel {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 32px;
  border-bottom: 1px solid var(--border);
}
.flywheel-label, .revenue-label, .moat-label, .principles-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.flywheel-headline, .revenue-headline, .moat-headline, .principles-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 56px;
  max-width: 600px;
}
.flywheel-steps {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 48px;
}
.fly-step {
  flex: 1;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 32px;
  position: relative;
}
.fly-step:first-child { border-radius: 6px 0 0 6px; }
.fly-step:last-child { border-radius: 0 6px 6px 0; }
.step-num {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.step-title {
  font-family: 'Instrument Serif', serif;
  font-size: 1.3rem;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.step-desc {
  font-size: 0.88rem;
  color: var(--fg-dim);
  line-height: 1.65;
}
.flywheel-arrow {
  display: flex;
  align-items: center;
  color: var(--fg-dim);
  padding: 0 16px;
  flex-shrink: 0;
}
.flywheel-loop {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  background: rgba(232, 168, 56, 0.06);
  border: 1px solid var(--accent-dim);
  border-radius: 4px;
  padding: 12px 18px;
}

/* ── Revenue ── */
.revenue {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 32px;
  border-bottom: 1px solid var(--border);
}
.revenue-sub {
  font-size: 0.95rem;
  color: var(--fg-dim);
  margin-top: -40px;
  margin-bottom: 56px;
}
.rev-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--border);
}
.rev-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--bg);
  padding: 28px 32px;
}
.rev-icon {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.rev-content h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.rev-content p {
  font-size: 0.82rem;
  color: var(--fg-dim);
  line-height: 1.5;
}

/* ── Moat ── */
.moat {
  padding: 100px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}
.moat-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.moat-body {
  font-size: 0.92rem;
  color: var(--fg-dim);
  line-height: 1.75;
  margin-bottom: 20px;
}
.moat-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.moat-ring {
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-dim);
}
.ring-outer {
  width: 260px;
  height: 260px;
  background: rgba(232, 168, 56, 0.04);
}
.ring-mid {
  width: 180px;
  height: 180px;
  background: rgba(232, 168, 56, 0.06);
}
.ring-inner {
  width: 100px;
  height: 100px;
  background: rgba(232, 168, 56, 0.1);
}
.moat-core {
  font-family: 'Instrument Serif', serif;
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}

/* ── Principles ── */
.principles {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 32px;
  border-bottom: 1px solid var(--border);
}
.principles-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.principle-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.principle-item:last-child { border-bottom: none; }
.principle-rule {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  padding-top: 4px;
}
.principle-body h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.principle-body p {
  font-size: 0.87rem;
  color: var(--fg-dim);
  line-height: 1.65;
}

/* ── Closing ── */
.closing {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 32px;
  border-bottom: 1px solid var(--border);
}
.closing-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 700px;
  margin-bottom: 16px;
}
.closing-sub {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}

/* ── Footer ── */
.footer {
  background: var(--bg);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: 'Instrument Serif', serif;
  font-size: 1rem;
}
.footer-tagline {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--fg-dim);
  letter-spacing: 0.08em;
}

/* ── Mobile ── */
@media (max-width: 768px) {
  .hero { padding: 72px 24px 64px; }
  .flywheel-steps { flex-direction: column; }
  .fly-step { border-radius: 4px !important; }
  .flywheel-arrow { transform: rotate(90deg); padding: 12px 0; justify-content: center; }
  .moat-inner { grid-template-columns: 1fr; gap: 48px; }
  .moat-visual { order: -1; }
  .rev-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 12px; }
  .hero-attrs { gap: 24px; }
  .flywheel-headline, .revenue-headline, .moat-headline, .principles-headline { margin-bottom: 36px; }
}