:root {
  --obsidian: #0c0c0e;
  --obsidian-light: #141418;
  --surface: #1c1c22;
  --surface-hover: #24242e;
  --gold: #c8922a;
  --gold-light: #e0a83a;
  --gold-dim: #8a6519;
  --cream: #f5f0e8;
  --cream-dim: #b8b0a4;
  --text: #e8e4dc;
  --text-dim: #8a857c;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--obsidian);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(12, 12, 14, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(200, 146, 42, 0.12);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.5px;
}

.nav-tagline {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--obsidian);
  background: var(--gold);
  padding: 8px 18px;
  border-radius: 8px;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: background 0.2s;
}

.nav-cta:hover {
  background: var(--gold-light);
}

/* Section label */
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 40px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(200, 146, 42, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(200, 146, 42, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  width: 100%;
}

.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--cream);
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-headline em {
  color: var(--gold);
  font-style: italic;
}

.hero-sub {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-dim);
  max-width: 440px;
}

/* Axiom flow (hero right panel) */
.axiom-flow {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--surface);
  border: 1px solid rgba(200, 146, 42, 0.2);
  border-radius: 16px;
  padding: 28px;
}

.axiom-step {
  padding: 16px 20px;
  border-radius: 10px;
  background: var(--obsidian-light);
  border: 1px solid rgba(255,255,255,0.05);
}

.axiom-step--active {
  border-color: var(--gold-dim);
  background: rgba(200, 146, 42, 0.06);
}

.axiom-step--final {
  border-color: var(--gold);
  background: rgba(200, 146, 42, 0.12);
}

.step-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
}

.step-example {
  font-size: 14px;
  color: var(--cream-dim);
  font-style: italic;
}

.axiom-arrow {
  display: flex;
  justify-content: center;
  padding: 4px 0;
}

/* Axioms section */
.axioms-section {
  padding: 100px 40px;
  background: var(--obsidian-light);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.axioms-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.axioms-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.axioms-heading em {
  color: var(--gold);
  font-style: italic;
}

.axioms-desc {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 560px;
  margin-bottom: 56px;
  line-height: 1.7;
}

.axiom-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.04);
  border-radius: 16px;
  overflow: hidden;
}

.axiom-card {
  padding: 28px 24px;
  background: var(--surface);
  transition: background 0.2s;
}

.axiom-card:hover {
  background: var(--surface-hover);
}

.axiom-icon {
  display: block;
  font-size: 18px;
  color: var(--gold);
  margin-bottom: 12px;
}

.axiom-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--cream);
  margin-bottom: 8px;
}

.axiom-card p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.55;
}

.axiom-card em {
  color: var(--cream-dim);
  font-style: normal;
  font-weight: 500;
}

/* Modes section */
.modes-section {
  padding: 100px 40px;
  background: var(--obsidian);
}

.modes-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.modes-heading {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.5px;
  margin-bottom: 48px;
  line-height: 1.2;
}

.modes-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2px;
  background: rgba(255,255,255,0.04);
  border-radius: 16px;
  overflow: hidden;
}

.mode-card {
  padding: 36px 32px;
  background: var(--surface);
}

.mode-card--featured {
  background: var(--surface-hover);
  border: 1px solid rgba(200, 146, 42, 0.2);
}

.mode-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: rgba(255,255,255,0.06);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.mode-tag--highlight {
  color: var(--gold);
  background: rgba(200, 146, 42, 0.12);
}

.mode-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--cream);
  margin-bottom: 12px;
  line-height: 1.3;
}

.mode-card p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 20px;
}

.mode-features {
  list-style: none;
}

.mode-features li {
  font-size: 13px;
  color: var(--cream-dim);
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.mode-features li:last-child {
  border-bottom: none;
}

/* Manifesto */
.manifesto {
  padding: 100px 40px;
  background: var(--obsidian-light);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.manifesto-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 48px);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 40px;
}

.manifesto-quote em {
  color: var(--gold);
  font-style: italic;
}

.manifesto-body {
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.8;
  max-width: 640px;
  margin: 0 auto;
}

.manifesto-body strong {
  color: var(--cream-dim);
  font-weight: 600;
}

/* Closing */
.closing {
  padding: 120px 40px;
  background: var(--obsidian);
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200, 146, 42, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.5vw, 52px);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 17px;
  color: var(--text-dim);
  line-height: 1.8;
  max-width: 560px;
  margin: 0 auto;
}

/* Footer */
.footer {
  padding: 48px 40px;
  background: var(--obsidian-light);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--cream);
}

.footer-desc {
  font-size: 14px;
  color: var(--text-dim);
  flex: 1;
}

.footer-copy {
  font-size: 12px;
  color: var(--text-dim);
}

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

  .hero-right {
    order: -1;
  }

  .axiom-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modes-row {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

@media (max-width: 600px) {
  .nav {
    padding: 16px 20px;
  }

  .hero {
    padding: 100px 20px 60px;
  }

  .axioms-section,
  .modes-section,
  .manifesto,
  .closing {
    padding: 72px 20px;
  }

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

  .mode-card {
    padding: 28px 20px;
  }
}