:root {
  --bg: #0c0c0e;
  --bg-surface: #111115;
  --bg-elevated: #18181e;
  --amber: #d4a843;
  --amber-dim: #8a6e2f;
  --amber-bright: #f0c060;
  --cream: #e8e0d0;
  --cream-dim: #9e9689;
  --cream-faint: #5a5650;
  --war-phase: #c94444;
  --tech-phase: #4a7fc9;
  --pandemic-phase: #c97a1a;
  --text: #e0d8ca;
  --text-muted: #7a7268;
  --font-display: 'Crimson Pro', Georgia, serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* HEADER */
.site-header {
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--cream-faint);
  position: sticky;
  top: 0;
  background: rgba(12, 12, 14, 0.95);
  backdrop-filter: blur(8px);
  z-index: 100;
}
.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark { display: flex; align-items: center; gap: 0.5rem; }
.wordmark-ancientel {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--cream);
  text-transform: uppercase;
}
.site-nav { display: flex; gap: 2rem; }
.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--amber); }

/* CONVERGENCE BAR */
.convergence-bar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--amber-dim);
  padding: 0.6rem 2rem;
}
.convergence-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.convergence-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--amber);
  text-transform: uppercase;
}
.convergence-sep {
  color: var(--cream-faint);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}
.convergence-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}
.convergence-signal {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--amber-bright);
  text-transform: uppercase;
}
.signal-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber-bright);
  box-shadow: 0 0 6px var(--amber-bright);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* HERO */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem 3rem;
}
.hero-inner { margin-bottom: 3rem; }
.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-headline {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 300;
  line-height: 1.08;
  color: var(--cream);
  margin-bottom: 1.5rem;
}
.hero-line-2 { color: var(--text); }
.hero-line-3 {
  color: var(--amber);
  font-style: italic;
}
.hero-sub {
  font-size: 1.1rem;
  max-width: 580px;
  color: var(--text-muted);
  line-height: 1.7;
}
.hero-cycles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--cream-faint);
  background: var(--cream-faint);
}
.cycle-card {
  background: var(--bg-surface);
  padding: 1.5rem 1.75rem;
}
.cycle-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.cycle-phase {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}
.phase-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--cream);
  line-height: 1;
}
.phase-name {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
}
.cycle-war .phase-number { color: var(--war-phase); }
.cycle-tech .phase-number { color: var(--tech-phase); }
.cycle-pandemic .phase-number { color: var(--pandemic-phase); }

/* TODAY'S READ */
.today {
  border-top: 1px solid var(--cream-faint);
  border-bottom: 1px solid var(--cream-faint);
  background: var(--bg-surface);
}
.today-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem;
}
.today-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.today-headline {
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  font-weight: 300;
  color: var(--cream);
  max-width: 780px;
  line-height: 1.45;
  margin-bottom: 0.75rem;
}
.today-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}
.today-signal {
  border-left: 2px solid var(--amber-dim);
  padding-left: 1.5rem;
  max-width: 740px;
}
.ts-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--amber-dim);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.75rem;
}
.ts-body {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* SYSTEM */
.system {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem;
}
.system-header { margin-bottom: 3rem; }
.system-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 300;
  color: var(--cream);
  line-height: 1.2;
  margin-bottom: 1rem;
}
.system-sub {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
}
.layer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--cream-faint);
  background: var(--cream-faint);
}
.layer-item {
  background: var(--bg);
  padding: 1.5rem 1.75rem;
  display: flex;
  gap: 1.25rem;
  transition: background 0.2s;
}
.layer-item:hover { background: var(--bg-surface); }
.layer-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--amber-dim);
  padding-top: 0.15rem;
  flex-shrink: 0;
}
.layer-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--cream);
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}
.layer-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* PHILOSOPHY */
.philosophy {
  border-top: 1px solid var(--cream-faint);
  background: var(--bg-surface);
}
.philosophy-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem;
}
.philosophy-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: start;
}
.philosophy-col { padding: 0 2rem 0 0; }
.philosophy-divider {
  width: 1px;
  background: var(--cream-faint);
  align-self: stretch;
}
.philosophy-col-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--amber-dim);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.philosophy-col-vendor {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.philosophy-col-title {
  font-size: 1.1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--cream-dim);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.philosophy-col-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* CLOSING */
.closing {
  border-top: 1px solid var(--cream-faint);
  background: var(--bg);
}
.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem;
}
.closing-quote {
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 300;
  color: var(--text-muted);
  max-width: 740px;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}
.closing-cta {
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 1.5vw, 1.1rem);
  letter-spacing: 0.12em;
  color: var(--amber);
  text-transform: uppercase;
  font-weight: 500;
}

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--cream-faint);
  padding: 2rem;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer-brand {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--cream);
  text-transform: uppercase;
}
.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}
.footer-links {
  display: flex;
  gap: 1.5rem;
  margin-left: auto;
}
.footer-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}
.footer-link:hover { color: var(--amber); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-cycles {
    grid-template-columns: 1fr;
  }
  .layer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .philosophy-grid {
    grid-template-columns: 1fr;
  }
  .philosophy-divider {
    display: none;
  }
  .philosophy-col { padding: 0 0 2rem; }
  .site-nav { display: none; }
  .convergence-signal { display: none; }
  .footer-links { margin-left: 0; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

@media (max-width: 480px) {
  .layer-grid {
    grid-template-columns: 1fr;
  }
  .hero { padding: 2rem 1rem 2rem; }
  .today-inner { padding: 2rem 1rem; }
  .system { padding: 2rem 1rem; }
  .philosophy-inner { padding: 2rem 1rem; }
  .closing-inner { padding: 2rem 1rem; }
}