:root {
  --bg-primary: #040a12;
  --bg-secondary: #071020;
  --bg-card: #0a1628;
  --bg-card-hover: #0d1e36;
  --accent-amber: #f59e0b;
  --accent-amber-dim: rgba(245,158,11,0.15);
  --accent-red: #ef4444;
  --accent-teal: #06b6d4;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-dim: #475569;
  --border: #0f2040;
  --border-bright: #1e3a5f;
  --font-mono: 'Space Mono', 'Courier New', monospace;
  --font-serif: 'Libre Baskerville', Georgia, serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-serif);
  line-height: 1.6;
  overflow-x: hidden;
}

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, var(--bg-primary) 0%, transparent 100%);
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-amber);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 48px 80px;
  position: relative;
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 0%, transparent 70%);
}
.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-amber);
  text-transform: uppercase;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--accent-amber);
}
.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 28px;
  max-width: 700px;
}
.hero-sub {
  font-size: clamp(16px, 1.6vw, 20px);
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-competitor-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 48px;
  padding: 16px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  max-width: 680px;
}
.comp-block {
  flex: 1;
}
.comp-name {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.comp-stat {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.comp-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
}
.comp-block-eclipse .comp-name { color: var(--accent-amber); }
.comp-block-eclipse .comp-stat { color: var(--text-primary); }
.comp-block-eclipse .comp-tag { color: var(--accent-amber); opacity: 0.7; }
.comp-vs {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 700;
}
.hero-grid-visual {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  align-items: start;
}
.globe-container {
  position: relative;
}
.globe-svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 40px rgba(245,158,11,0.15));
}
.signal-feed {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}
.signal-header {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent-amber);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.signal-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(15,32,64,0.5);
}
.signal-row:last-child { border-bottom: none; }
.signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 6px;
  flex-shrink: 0;
}
.signal-dot.red { background: var(--accent-red); box-shadow: 0 0 6px var(--accent-red); }
.signal-dot.amber { background: var(--accent-amber); box-shadow: 0 0 6px var(--accent-amber); }
.signal-event {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* SIGNAL SECTION */
.signal-section {
  padding: 100px 48px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.signal-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-amber);
  text-transform: uppercase;
  margin-bottom: 28px;
}
.signal-headline {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 700;
  color: var(--text-primary);
  max-width: 800px;
  line-height: 1.15;
  margin-bottom: 24px;
  font-style: italic;
}
.signal-body {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 60px;
  line-height: 1.7;
}
.signal-viz {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.signal-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 28px;
}
.panel-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.panel-metric {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.panel-bar {
  height: 3px;
  background: var(--bg-primary);
  border-radius: 2px;
  margin-bottom: 12px;
  overflow: hidden;
}
.panel-fill {
  height: 100%;
  background: var(--accent-amber);
  border-radius: 2px;
}
.panel-fill.danger { background: var(--accent-red); }
.panel-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
}

/* CAPABILITIES */
.capabilities {
  padding: 100px 48px;
}
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  max-width: 1200px;
  margin: 0 auto;
}
.cap-card {
  background: var(--bg-card);
  padding: 40px 36px;
  transition: background 0.2s;
}
.cap-card:hover { background: var(--bg-card-hover); }
.cap-icon {
  color: var(--accent-amber);
  margin-bottom: 20px;
}
.cap-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.cap-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* DIFFERENCE TABLE */
.difference {
  padding: 100px 48px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.diff-header { max-width: 1200px; margin: 0 auto 60px; }
.diff-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-amber);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.diff-header h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: var(--text-primary);
  max-width: 640px;
  margin-bottom: 16px;
  font-style: italic;
}
.diff-header p { font-size: 18px; color: var(--text-secondary); }
.diff-table {
  max-width: 1200px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.diff-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  border-bottom: 1px solid var(--border);
}
.diff-row:last-child { border-bottom: none; }
.diff-row.diff-header-row {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-bright);
}
.diff-col {
  padding: 18px 24px;
  font-size: 14px;
  color: var(--text-secondary);
  border-right: 1px solid var(--border);
}
.diff-col:last-child { border-right: none; }
.diff-label { color: var(--text-secondary); }
.diff-val-brand {
  color: var(--accent-amber);
  font-weight: 700;
}
.diff-col-brand {
  background: rgba(245,158,11,0.08);
  color: var(--accent-amber);
  font-weight: 700;
}

/* CLOSING */
.closing {
  padding: 120px 48px;
}
.closing-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.closing-statement {
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 40px;
}
.closing-tagline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-amber);
  letter-spacing: 0.05em;
}

/* FOOTER */
.footer {
  padding: 32px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-grid-visual { grid-template-columns: 1fr; }
  .globe-container { max-width: 280px; }
  .signal-viz { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
  .diff-row { grid-template-columns: 1fr 1fr 1fr; }
  .diff-col:first-child { display: none; }
}
@media (max-width: 600px) {
  .nav, .hero, .signal-section, .capabilities, .difference, .closing, .footer { padding-left: 24px; padding-right: 24px; }
  .diff-row { grid-template-columns: 1fr 1fr; }
  .diff-col:first-child { display: none; }
  .footer { flex-direction: column; gap: 8px; align-items: flex-start; }
}