:root {
  --bg: #0a0a0a;
  --surface: #111111;
  --surface2: #1a1a1a;
  --border: #242424;
  --accent: #f5a623;
  --accent-dim: #c47d0e;
  --text: #f0ede6;
  --text-muted: #7a7670;
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'Source Serif 4', Georgia, serif;
}

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

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

/* NAV */
.nav {
  padding: 1.5rem 2.5rem;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
}

/* HERO */
.hero {
  padding: 8rem 2.5rem 6rem;
  max-width: 860px;
}
.hero-label {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 2rem;
}
.hero-headline em {
  font-style: normal;
  color: var(--accent);
}
.hero-lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  font-weight: 300;
}

/* THREAT */
.threat {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 5rem 2.5rem;
}
.threat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.threat-stat {
  padding: 2rem 2rem;
  border-right: 1px solid var(--border);
}
.threat-stat:last-child { border-right: none; }
.threat-number {
  font-family: var(--font-head);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.75rem;
}
.threat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* FEATURES */
.features {
  padding: 7rem 2.5rem;
}
.features-heading {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 3.5rem;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-card {
  background: var(--bg);
  padding: 2.5rem;
}
.feature-icon {
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.feature-card h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* HOW */
.how {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 7rem 2.5rem;
}
.how-heading {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4rem;
}
.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.how-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
  align-items: start;
}
.how-num {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding-top: 0.25rem;
}
.how-body h4 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}
.how-body p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* CLOSING */
.closing {
  padding: 9rem 2.5rem;
}
.closing-inner {
  max-width: 700px;
}
.closing-statement {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  letter-spacing: -0.025em;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 2.5rem;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.footer-brand {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
}
.footer-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { padding: 5rem 1.5rem 4rem; }
  .threat { padding: 4rem 1.5rem; }
  .threat-grid { grid-template-columns: 1fr 1fr; }
  .threat-stat { border-right: none; border-bottom: 1px solid var(--border); padding: 1.5rem; }
  .threat-stat:nth-child(odd) { border-right: 1px solid var(--border); }
  .threat-stat:last-child { border-bottom: none; }
  .features { padding: 5rem 1.5rem; }
  .features-grid { grid-template-columns: 1fr; }
  .how { padding: 5rem 1.5rem; }
  .how-step { grid-template-columns: 50px 1fr; gap: 1rem; }
  .closing { padding: 5rem 1.5rem; }
}