:root {
  --bg: #0e0e10;
  --surface: #18181b;
  --border: #27272a;
  --fg: #fafafa;
  --fg-muted: #a1a1aa;
  --accent: #c8956c;
  --accent-dim: rgba(200,149,108,0.12);
  --tag-bg: rgba(200,149,108,0.08);
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: 0.02em;
}
.nav-tag {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding: 80px 48px 80px;
  min-height: 580px;
  align-items: center;
}
.hero-label {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--tag-bg);
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  max-width: 420px;
  line-height: 1.7;
}

/* GRID VISUAL */
.grid-vis {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
}
.gv-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.gv-cell {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.gv-cell.active {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.gv-label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  font-weight: 500;
}
.gv-status {
  font-size: 0.8rem;
  color: var(--fg);
  font-weight: 400;
}

/* METRICS */
.metrics {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 36px 48px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.metric {
  flex: 1;
  text-align: center;
}
.metric-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}
.metric-label {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
}
.metric-div {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* FEATURES */
.features {
  padding: 80px 48px;
}
.features-header {
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--tag-bg);
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 20px;
}
.features h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 600;
  line-height: 1.15;
  max-width: 500px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.feat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px 28px;
  border-radius: 4px 4px 0 0;
}
.feat-num {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  font-weight: 500;
}
.feat-card h3 {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 12px;
  color: var(--fg);
}
.feat-card p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* HOW IT WORKS */
.howitworks {
  padding: 72px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.hiw-steps {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  margin-top: 36px;
}
.hiw-step {
  flex: 1;
}
.hiw-marker {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.06em;
}
.hiw-step h4 {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--fg);
}
.hiw-step p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}
.hiw-arrow {
  font-size: 1.4rem;
  color: var(--border);
  padding-top: 36px;
  flex-shrink: 0;
}

/* MANIFESTO */
.manifesto {
  padding: 80px 48px;
}
.manifesto-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}
.manifesto blockquote {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.4;
  color: var(--fg-muted);
}
.manifesto-attr {
  margin-top: 24px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}

/* CLOSING */
.closing {
  padding: 80px 48px 96px;
  border-top: 1px solid var(--border);
}
.closing h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 20px;
  max-width: 520px;
}
.closing p {
  font-size: 1rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}

/* MOBILE */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .hero {
    grid-template-columns: 1fr;
    padding: 48px 24px;
    gap: 40px;
  }
  .hero-left { order: 1; }
  .hero-right { order: 2; }
  .metrics {
    flex-wrap: wrap;
    gap: 24px;
    padding: 28px 24px;
  }
  .metric { flex: 0 0 calc(50% - 12px); }
  .metric-div { display: none; }
  .features { padding: 48px 24px; }
  .features-grid { grid-template-columns: 1fr; gap: 8px; }
  .hiw-steps { flex-direction: column; gap: 24px; }
  .hiw-arrow { display: none; }
  .manifesto { padding: 48px 24px; }
  .closing { padding: 48px 24px 64px; }
}