:root {
  --bg: #0e0c0a;
  --bg-alt: #131110;
  --amber: #c2721b;
  --amber-light: #e08a30;
  --cream: #f7f4ef;
  --muted: #9a8f85;
  --border: #2a2420;
  --green: #5a9a6b;
  --red: #c25b4a;
  --ff-serif: 'Playfair Display', Georgia, serif;
  --ff-sans: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

/* ── HERO ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  min-height: 100vh;
  padding: 80px 80px 60px;
  align-items: center;
}

.hero-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
  font-weight: 500;
}

.hero-headline {
  font-family: var(--ff-serif);
  font-size: clamp(2.8rem, 5vw, 4.4rem);
  font-weight: 700;
  line-height: 1.08;
  color: var(--cream);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 420px;
  margin-bottom: 48px;
  font-weight: 300;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.stat { display: flex; flex-direction: column; gap: 4px; }

.stat-num {
  font-family: var(--ff-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}

.stat-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ── SWAP DEMO ── */
.swap-demo {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 32px;
}

.swap-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.swap-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.swap-badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  background: var(--amber);
  color: var(--bg);
  padding: 3px 8px;
  border-radius: 2px;
}

.swap-prompt {
  font-size: 0.95rem;
  color: var(--cream);
  font-style: italic;
  margin-bottom: 20px;
  padding: 10px 14px;
  border-left: 2px solid var(--amber);
  background: rgba(194,114,27,0.07);
}

.swap-result-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 12px;
}

.macro-table { width: 100%; }

.macro-row {
  display: grid;
  grid-template-columns: 80px repeat(4, 1fr);
  gap: 4px;
  padding: 10px 8px;
  font-size: 0.9rem;
  align-items: center;
}

.macro-row:not(.macro-head) { border-bottom: 1px solid var(--border); }
.macro-row:last-child { border-bottom: none; }

.macro-head {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  border-bottom: 1px solid var(--border) !important;
  padding-bottom: 8px;
}

.macro-row span:not(.row-label):not(.delta) { text-align: center; }

.row-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.macro-row.after { background: rgba(90,154,107,0.08); border-radius: 2px; }

.delta { text-align: center; font-weight: 600; color: var(--cream); }

.change {
  display: block;
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--green);
}

.change.up { color: var(--amber-light); }

.swap-note {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 16px;
  font-style: italic;
}

/* ── HOW IT WORKS ── */
.how-it-works {
  padding: 100px 80px;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}

.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 20px;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 64px;
  font-weight: 300;
  font-style: italic;
  font-family: var(--ff-serif);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.step-num {
  display: block;
  font-family: var(--ff-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--amber);
  opacity: 0.5;
  margin-bottom: 16px;
  line-height: 1;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.step p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── FEATURES ── */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
}

.feature {
  padding: 64px 48px;
  border-right: 1px solid var(--border);
}

.feature:last-child { border-right: none; }

.feature-icon {
  color: var(--amber);
  margin-bottom: 24px;
}

.feature h3 {
  font-family: var(--ff-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── PHILOSOPHY ── */
.philosophy {
  padding: 100px 80px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

.philosophy-inner { max-width: 680px; }

.philosophy-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 12px;
}

.philosophy h2 {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 24px;
}

.philosophy p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.philosophy-data {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.data-num {
  display: block;
  font-family: var(--ff-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 8px;
}

.data-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── PRICING ── */
.pricing {
  padding: 100px 80px;
  border-top: 1px solid var(--border);
}

.pricing h2 {
  font-family: var(--ff-serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 56px;
  max-width: 500px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 760px;
}

.plan {
  padding: 40px;
  border: 1px solid var(--border);
  border-radius: 4px;
  position: relative;
}

.plan-pro {
  border-color: var(--amber);
  background: rgba(194,114,27,0.04);
}

.plan-badge {
  position: absolute;
  top: -1px;
  right: 24px;
  background: var(--amber);
  color: var(--bg);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 0 0 4px 4px;
}

.plan-name {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.plan-pro .plan-name { color: var(--amber); }

.plan-price {
  font-family: var(--ff-serif);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 4px;
}

.plan-period {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--muted);
}

.plan-note {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 24px;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.plan-features li {
  font-size: 0.88rem;
  color: var(--cream);
  padding-left: 20px;
  position: relative;
}

.plan-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--amber);
  border-radius: 50%;
}

.pricing-footer {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  max-width: 600px;
}

.pricing-footer p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── CLOSING ── */
.closing {
  padding: 100px 80px;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}

.closing h2 {
  font-family: var(--ff-serif);
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 700;
  max-width: 640px;
  line-height: 1.2;
  margin-bottom: 24px;
}

.closing p {
  font-size: 1rem;
  color: var(--muted);
  max-width: 540px;
  line-height: 1.8;
}

/* ── FOOTER ── */
footer {
  padding: 48px 80px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-name {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cream);
}

.footer-tagline {
  font-size: 0.78rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--cream); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 60px 32px;
    min-height: auto;
  }

  .steps { grid-template-columns: 1fr; gap: 32px; }
  .features { grid-template-columns: 1fr; }
  .feature { border-right: none; border-bottom: 1px solid var(--border); padding: 48px 0; }
  .philosophy, .pricing, .closing, .how-it-works { padding: 64px 32px; }
  .pricing-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; gap: 24px; align-items: flex-start; padding: 40px 32px; }
  .footer-links { gap: 16px; }
  .hero-stats { gap: 24px; }
  .macro-row { grid-template-columns: 60px repeat(4, 1fr); font-size: 0.8rem; }
  .philosophy-data { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 480px) {
  .hero-stats { flex-wrap: wrap; }
  .stat { min-width: 80px; }
}