:root {
  --bg: #FAFAF8;
  --bg-alt: #F0F0EB;
  --fg: #0D0D0D;
  --fg-muted: #4A5568;
  --accent: #D93B2B;
  --accent-light: #FDF2F1;
  --border: #D8D8D2;
  --mono: 'IBM Plex Mono', monospace;
  --sans: 'Space Grotesk', sans-serif;
}

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

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

/* HERO */
.hero {
  padding: 80px 48px 64px;
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.coord-block {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
}

.coord-label {
  color: var(--accent);
  font-weight: 600;
  margin-right: 3px;
}

.coord-val {
  color: var(--fg-muted);
  margin-right: 12px;
}

.hero-headline {
  font-size: 52px;
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--fg);
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.65;
  margin-bottom: 40px;
  max-width: 480px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.stat {}

.stat-value {
  font-family: var(--mono);
  font-size: 38px;
  font-weight: 600;
  color: var(--fg);
  display: block;
  line-height: 1;
}

.stat-unit {
  font-size: 22px;
  color: var(--accent);
}

.stat-label {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  display: block;
  margin-top: 6px;
}

/* Routing Diagram */
.routing-diagram {
  background: var(--fg);
  color: #fff;
  border-radius: 4px;
  padding: 28px;
}

.routing-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.routing-flow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.flow-node {
  background: #1A1A1A;
  border: 1px solid #2A2A2A;
  padding: 14px 18px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  flex: 1;
}

.flow-node span {
  color: #888;
  font-weight: 400;
  display: block;
  font-size: 9px;
  margin-top: 4px;
}

.flow-node.srs {
  border-color: var(--accent);
  color: var(--accent);
}

.flow-arrow {
  font-size: 18px;
  color: #555;
  flex: none;
}

.routing-result {
  border-top: 1px solid #2A2A2A;
  padding-top: 16px;
}

.result-bar {
  height: 3px;
  background: #2A2A2A;
  border-radius: 2px;
  margin-bottom: 12px;
  overflow: hidden;
}

.result-fill {
  height: 100%;
  width: 73%;
  background: var(--accent);
}

.routing-result span {
  font-family: var(--mono);
  font-size: 9px;
  color: #666;
  letter-spacing: 0.05em;
}

/* DATAFEED */
.datafeed {
  padding: 64px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}

.feed-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto 32px;
}

.feed-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 600;
}

.feed-period {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-muted);
}

.feed-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 1200px;
  margin: 0 auto;
  background: var(--border);
  border: 1px solid var(--border);
}

.feed-card {
  background: var(--bg);
  padding: 32px;
}

.feed-card.highlight {
  background: #F5F0EE;
}

.feed-card.accent {
  background: #FDF2F1;
}

.feed-obs-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
}

.feed-obs-val {
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.3;
}

.feed-obs-desc {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* SECTORS */
.sectors {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
}

.sectors-header {
  max-width: 1200px;
  margin: 0 auto 48px;
}

.sectors-header h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.sectors-header p {
  font-size: 16px;
  color: var(--fg-muted);
  max-width: 540px;
}

.sectors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 1200px;
  margin: 0 auto 40px;
  background: var(--border);
  border: 1px solid var(--border);
}

.sector-card {
  background: var(--bg);
  padding: 36px 32px;
}

.sector-id {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.sector-access {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 500;
}

.sector-desc {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

.sectors-cta {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.cta-link {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid var(--fg);
  padding-bottom: 2px;
  text-transform: uppercase;
  transition: color 0.2s, border-color 0.2s;
}

.cta-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* CLOSING */
.closing {
  padding: 100px 48px;
  text-align: center;
  background: var(--fg);
  color: #fff;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing p {
  font-size: 16px;
  color: #888;
  line-height: 1.7;
  margin-bottom: 40px;
}

.closing-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.closing-btn {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 3px;
  text-decoration: none;
  transition: all 0.2s;
}

.closing-btn.primary {
  background: var(--accent);
  color: #fff;
}

.closing-btn.primary:hover {
  background: #B83220;
}

.closing-btn.secondary {
  background: transparent;
  color: #888;
  border: 1px solid #333;
}

.closing-btn.secondary:hover {
  color: #fff;
  border-color: #555;
}

/* FOOTER */
.footer {
  padding: 40px 48px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.footer-tagline {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--fg);
}

.footer-meta {
  text-align: right;
}

.footer-co {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-muted);
}

.footer-coord {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--fg-muted);
  margin-top: 4px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { padding: 48px 24px 40px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-headline { font-size: 36px; }
  .hero-stats { gap: 24px; }
  .stat-value { font-size: 28px; }
  .coord-block { flex-wrap: wrap; }
  
  .datafeed { padding: 48px 24px; }
  .feed-grid { grid-template-columns: 1fr; }
  
  .sectors { padding: 48px 24px; }
  .sectors-grid { grid-template-columns: 1fr; }
  
  .closing { padding: 64px 24px; }
  .closing h2 { font-size: 28px; }
  .closing-actions { flex-direction: column; align-items: center; }
  
  .footer { padding: 32px 24px; }
  .footer-grid { flex-direction: column; gap: 24px; align-items: flex-start; }
  .footer-meta { text-align: left; }
  
  .feed-header { flex-direction: column; gap: 8px; align-items: flex-start; }
}