:root {
  --bg: #0a0a0a;
  --fg: #e8e4de;
  --fg-muted: #9a958d;
  --accent: #e85d26;
  --accent-glow: rgba(232, 93, 38, 0.15);
  --surface: #141414;
  --surface-border: #222;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1120px;
  --gap: clamp(1.5rem, 4vw, 3rem);
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ── HERO ─────────────────────────── */
.hero {
  padding: clamp(4rem, 10vw, 8rem) var(--gap) clamp(3rem, 6vw, 5rem);
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-sub {
  max-width: 600px;
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--surface-border);
}

.stat { display: flex; flex-direction: column; }

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--fg-muted);
  margin-top: 0.25rem;
}

/* ── MANIFESTO ────────────────────── */
.manifesto {
  padding: clamp(4rem, 8vw, 7rem) var(--gap);
  background: var(--surface);
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

.manifesto-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.manifesto-kicker {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.manifesto h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 750px;
  margin-bottom: 2rem;
}

.manifesto-body {
  max-width: 680px;
  color: var(--fg-muted);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.manifesto-body:last-child { margin-bottom: 0; }

/* ── CAPABILITIES ─────────────────── */
.capabilities {
  padding: clamp(4rem, 8vw, 7rem) var(--gap);
  max-width: var(--max-w);
  margin: 0 auto;
}

.cap-kicker {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.cap-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.cap-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.2s;
}

.cap-card:hover {
  border-color: var(--accent);
}

.cap-icon {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.cap-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.cap-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

/* ── SIGNAL ────────────────────────── */
.signal {
  padding: clamp(4rem, 8vw, 7rem) var(--gap);
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
  border-top: 1px solid var(--surface-border);
}

.signal-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.signal-kicker {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.signal h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.signal-col p {
  color: var(--fg-muted);
  font-size: 1.02rem;
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.signal-col p:last-child { margin-bottom: 0; }

/* ── CLOSING ──────────────────────── */
.closing {
  padding: clamp(5rem, 10vw, 9rem) var(--gap);
  text-align: center;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1.1rem;
}

/* ── FOOTER ───────────────────────── */
.site-footer {
  padding: 2.5rem var(--gap);
  border-top: 1px solid var(--surface-border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg);
}

.footer-divider {
  width: 1px;
  height: 14px;
  background: var(--surface-border);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ── RESPONSIVE ───────────────────── */
@media (max-width: 768px) {
  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }

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

  .signal-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .cap-card {
    padding: 1.5rem;
  }
}

/* ── SITE NAV (landing page top bar) ──────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,10,0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--surface-border);
  padding: 0 var(--gap);
}

.site-nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav-brand {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
}

.site-nav-cta {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 7px 14px;
  border: 1px solid rgba(232,93,38,0.4);
  border-radius: 6px;
  background: var(--accent-glow);
  transition: background 0.15s, border-color 0.15s;
}

.site-nav-cta:hover {
  background: rgba(232,93,38,0.25);
  border-color: var(--accent);
}