:root {
  --bg: #0d0f12;
  --bg-2: #14171c;
  --surface: #1a1e24;
  --border: #2a2f38;
  --teal: #00d4aa;
  --amber: #f59e0b;
  --text: #e8e9ec;
  --muted: #7a8091;
  --mono: 'DM Mono', monospace;
  --sans: 'Space Grotesk', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}
.wordmark {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}
.nav-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  padding: 100px 40px 80px;
  background: var(--bg);
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0.4;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.hero-headline {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 56px;
}
.teal-text { color: var(--teal); }
.hero-metrics {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  width: fit-content;
}
.metric {
  padding: 20px 40px;
  background: var(--surface);
}
.metric:first-child { padding-left: 40px; }
.metric:last-child { padding-right: 40px; }
.metric-value {
  display: block;
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: -1px;
}
.metric-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
  font-family: var(--mono);
}
.metric-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* Section labels */
.section-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-heading {
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 56px;
}

/* Operations */
.operations {
  padding: 80px 40px;
  background: var(--bg-2);
}
.operations-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.layers-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.layer {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.layer-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.layer-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.layer-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}
.layer-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--border);
  padding-top: 80px;
}

/* Alerts */
.alerts-section {
  padding: 80px 40px;
  background: var(--bg);
}
.alerts-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.alerts-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.alert-comparison {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.alert-row {
  padding: 20px 24px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.alert-before { border-left: 3px solid var(--muted); }
.alert-after { border-left: 3px solid var(--teal); }
.alert-status {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
  margin-bottom: 10px;
}
.status-old { background: #2a2a2a; color: var(--muted); }
.status-new { background: rgba(0, 212, 170, 0.12); color: var(--teal); }
.alert-row p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}
.alert-after p { color: var(--text); }
.alert-feed {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.feed-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.feed-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.feed-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.feed-item {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: 12px;
}
.feed-item:last-child { border-bottom: none; }
.feed-time {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}
.feed-text {
  font-size: 13px;
  color: var(--text);
  line-height: 1.4;
}
.feed-badge {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 3px;
}
.feed-resolved .feed-badge { background: rgba(0, 212, 170, 0.12); color: var(--teal); }
.feed-escalated .feed-badge { background: rgba(245, 158, 11, 0.12); color: var(--amber); }
.feed-item:last-child .feed-badge { background: rgba(122, 128, 145, 0.15); color: var(--muted); }

/* Industries */
.industries {
  padding: 80px 40px;
  background: var(--bg-2);
}
.industries-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.industry-card {
  padding: 32px 28px;
  background: var(--surface);
}
.industry-icon {
  color: var(--teal);
  margin-bottom: 16px;
}
.industry-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.industry-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

/* Manifesto */
.manifesto {
  padding: 100px 40px;
  background: var(--bg);
}
.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.manifesto-quote {
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -0.5px;
  color: var(--text);
  font-style: normal;
}
.manifesto-attribution {
  margin-top: 24px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

/* Closing */
.closing-section {
  padding: 80px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}
.closing-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.closing-headline {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 20px;
}
.closing-body {
  font-size: 18px;
  color: var(--muted);
  max-width: 600px;
  line-height: 1.6;
}

/* Footer */
.footer {
  padding: 40px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-wordmark {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.footer-tagline {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 900px) {
  .layers-grid {
    grid-template-columns: 1fr;
  }
  .layer-arrow { display: none; }
  .alerts-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .industry-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .hero-metrics {
    flex-direction: column;
    width: 100%;
  }
  .metric-divider { width: 100%; height: 1px; }
  .industry-grid {
    grid-template-columns: 1fr;
  }
  .navbar { padding: 16px 20px; }
  .hero { padding: 60px 20px 50px; }
  .operations, .alerts-section, .industries, .manifesto, .closing-section { padding: 60px 20px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}