:root {
  --bg: #0f0e0d;
  --surface: #1a1917;
  --border: #2d2b27;
  --fg: #f0ede6;
  --fg-muted: #8a857c;
  --accent: #e8a030;
  --accent-dim: #b87d24;
  --safe: #4aad6e;
  --risky: #e89230;
  --forbidden: #d44a4a;
  --mono: 'DM Mono', monospace;
  --sans: 'Space Grotesk', sans-serif;
}

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

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg);
}

.hero-grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(232,160,48,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 40px;
  position: relative;
}

.hero-tag {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero-headline {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 20px;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--fg-muted);
  margin-bottom: 64px;
  font-weight: 400;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2px;
  border: 1px solid var(--border);
}

.stat {
  padding: 28px 24px;
  border-right: 1px solid var(--border);
  background: var(--surface);
}

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

.stat-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.stat-desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* Manifesto */
.manifesto {
  background: var(--accent);
  color: #0f0e0d;
  padding: 100px 40px;
}

.manifesto-inner { max-width: 800px; margin: 0 auto; }

.manifesto-body {
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 28px;
  color: #0f0e0d;
}

.manifesto-sub {
  font-size: 1.1rem;
  color: rgba(15,14,13,0.65);
  font-family: var(--mono);
  font-size: 0.9rem;
}

/* Principles */
.principles { padding: 100px 40px; }

.principles-inner { max-width: 900px; margin: 0 auto; }

.section-heading {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  color: var(--fg);
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2px;
}

.principle {
  padding: 36px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.principle-icon {
  color: var(--accent);
  margin-bottom: 20px;
}

.principle h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--fg);
}

.principle p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* System */
.system {
  padding: 100px 40px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.system-inner { max-width: 900px; margin: 0 auto; }

.system-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 48px;
}

.system-card {
  padding: 36px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.system-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.system-value {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  font-family: var(--mono);
}

.system-nl { color: var(--accent); }
.system-cf { color: var(--fg); }
.system-dtz { color: var(--fg-muted); }

.system-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.signal-block {
  padding: 32px;
  border: 1px solid var(--border);
  background: var(--bg);
}

.signal-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.signal-options {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.signal {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 8px 18px;
  border: 1px solid;
}

.signal.safe { color: var(--safe); border-color: var(--safe); }
.signal.risky { color: var(--risky); border-color: var(--risky); }
.signal.forbidden { color: var(--forbidden); border-color: var(--forbidden); }

.signal-note {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* Closing */
.closing {
  padding: 100px 40px;
  background: var(--bg);
}

.closing-inner { max-width: 800px; margin: 0 auto; text-align: center; }

.closing-statement {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--fg);
  letter-spacing: -0.02em;
}

/* Footer */
footer { border-top: 1px solid var(--border); padding: 48px 40px; }

.footer-inner { max-width: 900px; margin: 0 auto; }

.footer-mark {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  margin-bottom: 8px;
}

.footer-sub {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* Responsive */
@media (max-width: 640px) {
  .hero-inner { padding: 60px 24px; }
  .manifesto, .principles, .system, .closing { padding: 72px 24px; }
  .hero-stats { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--border); }
  .system-row { grid-template-columns: 1fr; }
  .signal-options { flex-wrap: wrap; }
}