:root {
  --cream: #f5f0e8;
  --charcoal: #1a1a1a;
  --yellow: #f5c400;
  --slate: #6b7280;
  --light-gray: #e8e3d9;
  --white: #ffffff;
  --font-display: 'Bitter', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

/* ── NAV ── */
.site-nav {
  padding: 20px 48px;
  border-bottom: 1px solid var(--light-gray);
  background: var(--cream);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--charcoal);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 13px;
  color: var(--slate);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── HERO ── */
.hero {
  padding: 80px 48px 64px;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow);
  background: var(--charcoal);
  display: inline-block;
  padding: 4px 10px;
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.05;
  color: var(--charcoal);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 17px;
  color: var(--slate);
  line-height: 1.65;
  max-width: 480px;
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
  border-left: 2px solid var(--charcoal);
  padding-left: 40px;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  color: var(--charcoal);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.4;
}

.hero-accent {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle at 80% 20%, var(--yellow) 0%, transparent 70%);
  opacity: 0.18;
  pointer-events: none;
}

/* ── SECTIONS (shared) ── */
.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow);
  background: var(--charcoal);
  display: inline-block;
  padding: 4px 10px;
  margin-bottom: 20px;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--charcoal);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.section-body {
  font-size: 17px;
  color: var(--slate);
  line-height: 1.65;
  max-width: 600px;
  margin-bottom: 56px;
}

/* ── INCOME STACK ── */
.income-stack {
  padding: 96px 48px;
  background: var(--charcoal);
}

.income-stack .section-eyebrow {
  background: var(--yellow);
  color: var(--charcoal);
}

.income-stack .section-headline {
  color: var(--cream);
}

.income-stack .section-body {
  color: #9ca3af;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
}

.stack-item {
  background: #2a2a2a;
  padding: 32px 24px;
  position: relative;
}

.stack-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--yellow);
}

.stack-icon {
  color: var(--yellow);
  margin-bottom: 16px;
}

.stack-item h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--cream);
  margin-bottom: 10px;
}

.stack-item p {
  font-size: 13px;
  color: #9ca3af;
  line-height: 1.55;
}

/* ── CURRICULUM ── */
.curriculum {
  padding: 96px 48px;
  background: var(--cream);
}

.curriculum-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--light-gray);
}

.curriculum-item {
  display: flex;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--light-gray);
  align-items: flex-start;
}

.curriculum-item:nth-child(odd) {
  padding-right: 48px;
  border-right: 1px solid var(--light-gray);
}

.curriculum-item:nth-child(even) {
  padding-left: 48px;
}

.curriculum-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 800;
  color: var(--slate);
  letter-spacing: 0.05em;
  flex-shrink: 0;
  margin-top: 2px;
}

.curriculum-item h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 8px;
}

.curriculum-item p {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.6;
}

/* ── TESTIMONIALS ── */
.testimonials {
  padding: 96px 48px;
  background: var(--white);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
}

.testimonial-card {
  background: var(--cream);
  padding: 36px 32px;
  border-left: 3px solid var(--yellow);
}

.testimonial-quote {
  font-size: 16px;
  color: var(--charcoal);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 16px;
}

.testimonial-attr {
  font-size: 12px;
  color: var(--slate);
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* ── MANIFESTO ── */
.manifesto {
  padding: 112px 48px;
  background: var(--charcoal);
  text-align: center;
}

.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
}

.manifesto-headline {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 800;
  color: var(--cream);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

.manifesto-body {
  font-size: 17px;
  color: #9ca3af;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* ── FOOTER ── */
.site-footer {
  padding: 48px;
  background: var(--cream);
  border-top: 1px solid var(--light-gray);
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: var(--charcoal);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.footer-sub {
  font-size: 15px;
  color: var(--slate);
  margin-bottom: 8px;
}

.footer-note {
  font-size: 13px;
  color: #9ca3af;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-stats {
    border-left: none;
    padding-left: 0;
    border-top: 2px solid var(--charcoal);
    padding-top: 32px;
    flex-direction: row;
    gap: 40px;
  }

  .stack-grid {
    grid-template-columns: 1fr 1fr;
  }

  .curriculum-grid {
    grid-template-columns: 1fr;
  }

  .curriculum-item:nth-child(odd) {
    border-right: none;
    padding-right: 0;
  }

  .curriculum-item:nth-child(even) {
    padding-left: 0;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .site-nav,
  .hero,
  .income-stack,
  .curriculum,
  .testimonials,
  .manifesto,
  .site-footer {
    padding-left: 24px;
    padding-right: 24px;
  }

  .stack-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }
}