:root {
  --bg: #0D1117;
  --surface: #161B22;
  --border: #30363D;
  --fg: #E6EDF3;
  --fg-muted: #8B949E;
  --accent: #F7B731;
  --accent-dim: rgba(247, 183, 49, 0.12);
}

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

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

/* NAV */
.nav {
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.nav-logo {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.02em;
}

/* HERO */
.hero {
  padding: 100px 48px 80px;
  max-width: 1100px;
}
.hero-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(56px, 8vw, 100px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 20px;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.5;
  margin-bottom: 64px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 48px;
}
.stat-value {
  font-family: 'Fraunces', serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  margin-right: 48px;
}

/* PROOF */
.proof {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 48px;
}
.proof-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 48px;
}
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  max-width: 1100px;
  margin-bottom: 64px;
}
.proof-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.proof-icon {
  color: var(--accent);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.proof-col h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
}
.proof-col p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}
.proof-quote {
  max-width: 700px;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
}
.proof-quote p {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 400;
  font-style: italic;
  color: var(--fg);
  line-height: 1.4;
}

/* HOW */
.how {
  padding: 100px 48px;
  max-width: 1100px;
}
.how-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 56px;
}
.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  padding: 48px 0;
  border-top: 1px solid var(--border);
  align-items: start;
}
.step-num {
  font-family: 'Fraunces', serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.25;
  letter-spacing: -0.04em;
  line-height: 1;
  padding-top: 4px;
}
.step-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
}
.step-content p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* PRINCIPLES */
.principles {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 48px;
}
.principles-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 48px;
}
.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 1100px;
}
.principle {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px;
  border: 1px solid var(--border);
  background: var(--bg);
}
.principle-mark {
  font-family: 'Fraunces', serif;
  font-size: 36px;
  color: var(--accent);
  line-height: 1;
}
.principle h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.4;
}
.principle p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* CLOSING */
.closing {
  padding: 100px 48px;
  max-width: 900px;
}
.closing-statement {
  font-family: 'Fraunces', serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 500;
  color: var(--fg);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px;
  text-align: center;
}
.footer-logo {
  font-family: 'Fraunces', serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 12px;
}
.footer-tagline {
  font-size: 14px;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.footer-copy {
  font-size: 12px;
  color: var(--border);
}

/* NAV BUTTON */
.btn-nav {
  padding: 8px 18px;
  background: var(--accent);
  color: #000;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}
.btn-nav:hover { background: #e6a82e; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav, .hero, .proof, .how, .principles, .closing, .footer {
    padding-left: 24px;
    padding-right: 24px;
  }
  .hero { padding-top: 60px; padding-bottom: 60px; }
  .proof-grid, .principles-grid { grid-template-columns: 1fr; gap: 32px; }
  .step { grid-template-columns: 48px 1fr; gap: 20px; }
  .step-num { font-size: 32px; }
  .stat { padding-right: 24px; }
  .stat-divider { margin-right: 24px; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .stat-divider { display: none; }
}