:root {
  --bg: #0D0D0F;
  --bg-card: #141416;
  --bg-card-hover: #1a1a1d;
  --fg: #F4F4F5;
  --fg-muted: #71717A;
  --accent: #BFFF00;
  --accent-dim: rgba(191, 255, 0, 0.12);
  --border: rgba(255,255,255,0.07);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

*, *::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: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--fg-muted);
  font-family: var(--font-body);
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px var(--accent-dim); }
  50% { box-shadow: 0 0 0 5px var(--accent-dim); }
}

/* HERO */
.hero {
  padding: 80px 48px 100px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 420px;
}

/* LIVE FEED */
.live-feed {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.feed-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
}
.feed-badge {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 3px 8px;
  border-radius: 4px;
}
.feed-timeline {
  padding: 12px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.feed-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  font-size: 13px;
  align-items: baseline;
}
.feed-item.highlight {
  background: var(--accent-dim);
  border-radius: 6px;
  padding: 8px 10px;
  margin: 2px -10px;
}
.feed-time {
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
}
.feed-event {
  color: var(--fg);
}
.feed-item.highlight .feed-time,
.feed-item.highlight .feed-event {
  color: var(--accent);
  font-weight: 500;
}
.feed-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
}
.metric {
  padding: 16px 20px;
  border-right: 1px solid var(--border);
  text-align: center;
}
.metric:last-child { border-right: none; }
.metric-val {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 2px;
}
.metric-label {
  font-size: 11px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* AGENT SECTION */
.agent-section {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
  max-width: 1200px;
  margin: 0 auto;
}
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 60px;
  max-width: 600px;
}
.agent-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 8px;
}
.flow-step {
  flex: 1;
  min-width: 200px;
  padding: 0 20px;
  position: relative;
}
.flow-step::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
  z-index: 0;
}
.flow-step:first-child::before { left: 50%; }
.flow-step:last-child::before { right: 50%; }
.step-number {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
  width: 28px;
  height: 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-body h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.step-body p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}
.flow-arrow {
  flex-shrink: 0;
  color: var(--fg-muted);
  padding: 20px 8px 0;
  align-self: flex-start;
}

/* FEATURES */
.features-section {
  padding: 100px 48px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  max-width: 1200px;
  margin: 0 auto;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.feature-card {
  background: var(--bg-card);
  padding: 32px 28px;
  transition: background 0.2s;
}
.feature-card:hover {
  background: var(--bg-card-hover);
}
.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* MANIFESTO */
.manifesto-section {
  padding: 100px 48px;
}
.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
}
.manifesto-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
  margin-top: 48px;
}
.manifesto-label:first-child { margin-top: 0; }
.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  line-height: 1.5;
  color: var(--fg-muted);
  letter-spacing: -0.01em;
}
.manifesto-quote.accent {
  color: var(--fg);
}

/* CLOSING */
.closing-section {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
}
.closing-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.closing-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.stat {
  border-left: 2px solid var(--accent);
  padding-left: 20px;
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-desc {
  font-size: 14px;
  color: var(--fg-muted);
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--fg);
}

/* FOOTER */
.footer {
  padding: 32px 48px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.footer-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
}
.footer-tagline {
  font-size: 13px;
  color: var(--fg-muted);
}
.footer-note {
  font-size: 12px;
  color: var(--fg-muted);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-right {
    order: -1;
  }
  .closing-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .features-grid {
    grid-template-columns: 1fr 1fr;
  }
  .agent-flow {
    flex-direction: column;
    gap: 32px;
  }
  .flow-arrow {
    display: none;
  }
}
@media (max-width: 600px) {
  .nav, .hero, .agent-section, .features-section, .manifesto-section, .closing-section, .footer {
    padding-left: 24px;
    padding-right: 24px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
}