:root {
  --bg: #0a0908;
  --bg-elev: #121110;
  --bg-card: #16140f;
  --ink: #f4ecd8;
  --ink-dim: #a89980;
  --ink-faint: #5c5240;
  --gold: #d4af37;
  --gold-bright: #f1c948;
  --gold-deep: #8b6f1f;
  --line: #2a2520;
  --line-warm: #3a2f20;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter Tight', -apple-system, sans-serif;
  font-weight: 300;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(212, 175, 55, 0.12), transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(212, 175, 55, 0.06), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  opacity: 0.04;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}

main { position: relative; z-index: 2; }

/* Nav */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 48px;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 9, 8, 0.7);
}

.nav-brand {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-brand .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold);
}

.nav-back {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-dim);
  text-decoration: none;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-back:hover { color: var(--gold); }
.nav-back::before { content: '←'; }

/* Page hero */
.page-head {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 48px 40px;
}

.crumb {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.crumb::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--gold);
}

.page-head h1 {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: clamp(40px, 6.5vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  max-width: 900px;
}

.page-head h1 em {
  font-style: italic;
  color: var(--gold);
  font-weight: 400;
}

.page-lede {
  font-size: 19px;
  color: var(--ink-dim);
  line-height: 1.55;
  max-width: 680px;
}

.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px;
}

.section-bordered { border-top: 1px solid var(--line); }

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.section h2 {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  max-width: 800px;
}

.section h2 em { font-style: italic; color: var(--gold); }

.section p {
  font-size: 16px;
  color: var(--ink-dim);
  line-height: 1.7;
  margin-bottom: 18px;
  max-width: 720px;
}

.section p strong {
  color: var(--ink);
  font-weight: 500;
}

/* Framework callout */
.framework {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 40px 0;
}

.framework-step {
  background: var(--bg-card);
  padding: 32px 28px;
  position: relative;
}

.framework-step .step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 14px;
}

.framework-step h4 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: 22px;
  margin-bottom: 12px;
  color: var(--ink);
}

.framework-step p {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.55;
  margin: 0;
}

/* Tool embed */
.embed-wrap {
  max-width: 1200px;
  margin: 24px auto 0;
  padding: 0 48px;
}

.embed-frame {
  background: var(--bg-card);
  border: 1px solid var(--line-warm);
  border-radius: 4px;
  padding: 24px;
  position: relative;
  box-shadow:
    0 0 0 1px rgba(212, 175, 55, 0.08),
    0 24px 60px -20px rgba(0, 0, 0, 0.6);
}

.embed-frame::before {
  content: '';
  position: absolute;
  top: -1px; left: 32px;
  width: 60px; height: 2px;
  background: var(--gold);
}

.embed-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.embed-meta .live {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gold);
}

.embed-meta .live::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.embed-frame iframe {
  width: 100%;
  border: none;
  border-radius: 2px;
  background: #fff;
  display: block;
}

/* Tips list */
.tips {
  list-style: none;
  margin: 24px 0;
  counter-reset: tip-counter;
}

.tips li {
  padding: 16px 0 16px 32px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  color: var(--ink-dim);
  line-height: 1.6;
  position: relative;
}

.tips li::before {
  content: counter(tip-counter, decimal-leading-zero);
  counter-increment: tip-counter;
  position: absolute;
  left: 0;
  top: 18px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.1em;
}

.tips strong { color: var(--ink); font-weight: 500; }

/* CTA strip */
.cta-strip {
  max-width: 1200px;
  margin: 40px auto 0;
  padding: 56px 48px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
}

.cta-strip h3 {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 600px;
}

.cta-strip h3 em { font-style: italic; color: var(--gold); }

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: var(--gold);
  color: var(--bg);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.3s;
}

.cta-btn:hover {
  background: var(--gold-bright);
  transform: translateY(-2px);
}

.cta-btn::after { content: '→'; }

/* Other tools strip */
.other-tools {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 48px;
}

.other-tools-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.other-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.other-card {
  background: var(--bg-card);
  padding: 28px 24px;
  text-decoration: none;
  color: inherit;
  transition: background 0.3s;
}

.other-card:hover { background: var(--bg-elev); }

.other-card .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 10px;
}

.other-card h5 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: 20px;
  color: var(--ink);
  margin-bottom: 6px;
}

.other-card p {
  font-size: 13px;
  color: var(--ink-dim);
  margin: 0;
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  max-width: 1400px;
  margin: 0 auto;
}

footer a {
  color: var(--ink-dim);
  text-decoration: none;
  margin-left: 24px;
  transition: color 0.3s;
}

footer a:hover { color: var(--gold); }

@media (max-width: 900px) {
  .nav { padding: 20px 24px; }
  .page-head { padding: 56px 24px 24px; }
  .section { padding: 40px 24px; }
  .embed-wrap { padding: 0 24px; }
  .embed-frame { padding: 16px; }
  .embed-frame iframe { height: 720px !important; }
  .framework { grid-template-columns: 1fr; }
  .cta-strip { padding: 40px 24px; grid-template-columns: 1fr; }
  .other-tools { padding: 48px 24px; }
  .other-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; gap: 16px; padding: 32px 24px; text-align: center; }
  footer a { margin: 0 12px; }
}