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

:root {
  --bg: #FAFAF8;
  --bg-alt: #F2F0EC;
  --fg: #1A1A1A;
  --fg-muted: #6B6B6B;
  --accent: #FF5C00;
  --accent-light: #FFF0E8;
  --border: #E0DDD8;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'Instrument Sans', system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
}

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

/* Navigation */
.nav {
  padding: 1.5rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.nav-tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

/* Hero */
.hero {
  padding: 7rem 2.5rem 6rem;
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  margin-bottom: 2rem;
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  max-width: 15ch;
}
.hero-sub {
  font-size: 1.125rem;
  color: var(--fg-muted);
  max-width: 52ch;
  line-height: 1.7;
}

/* How It Works */
.how {
  padding: 6rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.how-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 3rem;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
.how-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.how-step {}
.how-num {
  font-family: var(--serif);
  font-size: 3rem;
  color: var(--accent);
  font-style: italic;
  line-height: 1;
  margin-bottom: 1.25rem;
}
.how-step h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.how-step p {
  font-size: 0.9375rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Insight callout */
.insight {
  background: var(--fg);
  color: #fff;
  padding: 6rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.insight-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: center;
}
.insight-stat {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 7vw, 6rem);
  font-style: italic;
  color: var(--accent);
  line-height: 1;
  white-space: nowrap;
}
.insight-body p {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.75);
  max-width: 52ch;
}
.insight-body p + p {
  margin-top: 1rem;
}

/* Benefits */
.benefits {
  padding: 6rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.benefits-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 3rem;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
.benefits-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem 4rem;
}
.benefit-icon {
  color: var(--accent);
  margin-bottom: 0.875rem;
}
.benefit h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.benefit p {
  font-size: 0.9375rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Privacy */
.privacy {
  background: var(--bg-alt);
  padding: 6rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.privacy-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.privacy-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 0.25rem 0.875rem;
  border-radius: 2rem;
  margin-bottom: 2rem;
}
.privacy-headline {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin-bottom: 1.5rem;
}
.privacy-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 2.5rem;
}
.privacy-points {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  text-align: left;
  display: inline-block;
}
.privacy-point {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  font-weight: 500;
}
.privacy-check {
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Closing */
.closing {
  padding: 7rem 2.5rem;
}
.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.closing-headline {
  font-family: var(--serif);
  font-size: clamp(2.25rem, 4.5vw, 4rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.closing-body {
  font-size: 1.125rem;
  color: var(--fg-muted);
}

/* Footer */
.footer {
  padding: 3rem 2.5rem;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.footer-brand {
  font-family: var(--serif);
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}
.footer-copy {
  font-size: 0.875rem;
  color: var(--fg-muted);
  margin-bottom: 0.75rem;
}
.footer-legal {
  font-size: 0.75rem;
  color: var(--fg-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .how-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .insight-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero { padding: 4rem 1.5rem 4rem; }
  .how, .insight, .benefits, .privacy, .closing { padding: 4rem 1.5rem; }
  .nav { padding: 1.25rem 1.5rem; }
}