:root {
  --bg: #faf9f7;
  --surface: #ffffff;
  --ink: #1a2332;
  --ink-muted: #5c6a7e;
  --amber: #f59e0b;
  --amber-light: #fef3c7;
  --slate: #1a2332;
  --border: #e8e4de;
  --font-head: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

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

/* ── Navigation ── */
.nav {
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.nav-badge {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: var(--border);
  padding: 4px 10px;
  border-radius: 20px;
}

/* ── Hero ── */
.hero {
  padding: 100px 48px 96px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-inner {
  max-width: 780px;
}
.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 20px;
  color: var(--ink-muted);
  line-height: 1.65;
  max-width: 580px;
  margin-bottom: 64px;
}
.hero-stats {
  display: flex;
  align-items: flex-start;
  gap: 48px;
}
.stat-num {
  font-family: var(--font-head);
  font-size: 42px;
  font-weight: 700;
  color: var(--ink);
  display: block;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.5;
  max-width: 180px;
  display: block;
}
.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
  align-self: center;
}

/* ── Section Label ── */
.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 40px;
}

/* ── Problem ── */
.problem {
  padding: 96px 48px;
  background: var(--slate);
}
.problem-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.problem .section-label { color: rgba(255,255,255,0.45); }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.problem-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 40px 36px;
}
.problem-icon {
  font-size: 20px;
  color: var(--amber);
  margin-bottom: 20px;
}
.problem-card h3 {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.problem-card p {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  line-height: 1.65;
}

/* ── How It Works ── */
.how {
  padding: 96px 48px;
}
.how-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.step-track {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 48px;
}
.step {
  flex: 1;
  padding-right: 24px;
}
.step-num {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.step-body h3 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
}
.step-body p {
  font-size: 15px;
  color: var(--ink-muted);
  line-height: 1.6;
}
.step-connector {
  width: 40px;
  height: 2px;
  background: var(--border);
  align-self: 60px;
  flex-shrink: 0;
  margin-right: 24px;
}
.rag-callout {
  background: var(--amber-light);
  border-left: 3px solid var(--amber);
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  max-width: 680px;
}
.rag-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--amber);
  color: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
}
.rag-callout p {
  font-size: 14px;
  color: #92400e;
  line-height: 1.6;
}

/* ── Features ── */
.features {
  padding: 96px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
}
.feature {
  padding: 36px 32px 36px 0;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.feature:nth-child(3n) { border-right: none; }
.feature:nth-child(n+4) { border-bottom: none; }
.feature-dot {
  width: 8px;
  height: 8px;
  background: var(--amber);
  border-radius: 50%;
  margin-bottom: 16px;
}
.feature h4 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.feature p {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.6;
}

/* ── Manifesto ── */
.manifesto {
  padding: 120px 48px;
  background: var(--slate);
}
.manifesto-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}
.manifesto h2 {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 32px;
}
.manifesto p {
  font-size: 18px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto;
}

/* ── Footer ── */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-logo {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  display: block;
  margin-bottom: 4px;
}
.footer-tagline {
  font-size: 13px;
  color: var(--ink-muted);
}
.footer-meta {
  font-size: 13px;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-sep { color: var(--border); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .hero { padding: 64px 24px; }
  .hero-stats { flex-direction: column; gap: 24px; }
  .stat-divider { display: none; }
  .problem-grid { grid-template-columns: 1fr; }
  .step-track { flex-direction: column; gap: 32px; }
  .step-connector { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { border-right: none; }
  .manifesto { padding: 80px 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}