:root {
  --bg: #0a0a12;
  --surface: #13131f;
  --surface2: #1a1a2e;
  --fg: #f0f0f8;
  --fg2: #9898b0;
  --fg3: #5a5a72;
  --accent: #00ff88;
  --accent-dim: rgba(0,255,136,0.08);
  --font-display: 'Instrument Sans', 'DM Sans', system-ui, sans-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 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--fg);
}
.nav-tag {
  font-size: 12px;
  color: var(--fg3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-display);
}

/* HERO */
.hero {
  max-width: 760px;
  margin: 0 auto;
  padding: 96px 48px 80px;
  text-align: center;
}
.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-family: var(--font-display);
  margin-bottom: 24px;
  font-weight: 500;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-headline .accent {
  color: var(--accent);
}
.hero-sub {
  font-size: 18px;
  color: var(--fg2);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto 48px;
}
.hero-stat-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  overflow: hidden;
  width: fit-content;
  margin: 0 auto;
}
.stat {
  padding: 20px 36px;
  text-align: center;
}
.stat-val {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.stat-lab {
  font-size: 12px;
  color: var(--fg3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}
.stat-div {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.06);
}

/* LOOP */
.loop {
  padding: 64px 48px;
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.loop-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg3);
  text-align: center;
  font-family: var(--font-display);
  margin-bottom: 40px;
}
.loop-diagram {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.loop-step {
  flex: 0 0 220px;
  text-align: center;
}
.loop-icon {
  width: 48px;
  height: 48px;
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  color: var(--fg2);
}
.loop-icon.green { border-color: rgba(0,255,136,0.2); }
.loop-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--fg);
  margin-bottom: 8px;
}
.loop-desc {
  font-size: 13px;
  color: var(--fg2);
  line-height: 1.5;
}
.loop-arrow {
  flex: 0 0 auto;
  align-self: center;
  padding: 0 8px;
}

/* HOW */
.how {
  padding: 80px 48px;
  max-width: 960px;
  margin: 0 auto;
}
.how-head {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 48px;
  letter-spacing: -0.01em;
}
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.how-card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 28px 24px;
}
.how-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.how-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
}
.how-card p {
  font-size: 14px;
  color: var(--fg2);
  line-height: 1.55;
}
.how-income {
  background: var(--accent-dim);
  border: 1px solid rgba(0,255,136,0.12);
  border-radius: 10px;
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.income-label {
  font-size: 12px;
  color: var(--fg3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.income-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  color: var(--fg2);
  font-family: var(--font-display);
}
.income-eq { color: var(--fg3); }
.income-val {
  color: var(--accent);
  font-weight: 700;
  font-size: 20px;
}

/* NICHES */
.niches {
  padding: 64px 48px;
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.niches-label {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg3);
  font-family: var(--font-display);
  margin-bottom: 24px;
}
.niches-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}
.niche {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--fg2);
}
.niche-icon { color: var(--fg3); flex-shrink: 0; }
.niches-note {
  font-size: 13px;
  color: var(--fg3);
  margin-top: 8px;
}

/* CLOSING */
.closing {
  padding: 96px 48px;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.closing-inner { }
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 20px;
}
.closing p {
  font-size: 17px;
  color: var(--fg2);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto 36px;
}
.closing-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.tag {
  background: var(--accent-dim);
  border: 1px solid rgba(0,255,136,0.15);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 500;
}

/* FOOTER */
.footer {
  padding: 32px 48px;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--fg2);
}
.footer-copy {
  font-size: 12px;
  color: var(--fg3);
}

/* MOBILE */
@media (max-width: 640px) {
  .nav { padding: 16px 24px; }
  .hero { padding: 64px 24px 56px; }
  .hero-stat-row { flex-direction: column; width: 100%; }
  .stat-div { width: 60px; height: 1px; }
  .loop-diagram { flex-direction: column; align-items: center; gap: 32px; }
  .loop-arrow { transform: rotate(90deg); }
  .how { padding: 56px 24px; }
  .how-grid { grid-template-columns: 1fr; }
  .niches { padding: 56px 24px; }
  .closing { padding: 56px 24px; }
  .footer { padding: 24px; flex-direction: column; align-items: flex-start; }
}