:root {
  --bg: #0c0c10;
  --surface: #13131a;
  --surface-2: #1a1a25;
  --accent: #00e5c8;
  --accent-dim: #00b39e;
  --text: #f0ede8;
  --text-muted: #7a7a8a;
  --text-dim: #4a4a5a;
  --border: #1e1e2a;
  --mono: 'DM Mono', monospace;
  --head: 'Space Grotesk', sans-serif;
  --body: 'DM Sans', sans-serif;
}

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

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

/* Nav */
.nav {
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-logo {
  font-family: var(--head);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.03em;
  color: var(--text);
}
.nav-tagline {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 4px;
}

/* Hero */
.hero {
  padding: 80px 40px 60px;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.hero-headline {
  font-family: var(--head);
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--text);
  margin-bottom: 32px;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.badge-text {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
}

/* Agent Status */
.agent-status {
  margin: 0 40px 80px;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
}
.agent-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.agent-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.agent-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
}
.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.5s infinite;
}
.agent-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.feed-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 13px;
}
.feed-item:last-child { border-bottom: none; }
.feed-done .feed-time { color: var(--text-dim); }
.feed-done .feed-msg { color: var(--text-muted); }
.feed-active .feed-time { color: var(--accent); }
.feed-active .feed-msg { color: var(--text); font-weight: 500; }
.feed-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.agent-caption {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-dim);
  font-family: var(--mono);
}

/* Features */
.features {
  padding: 80px 40px;
  max-width: 1100px;
  margin: 0 auto;
}
.section-title {
  font-family: var(--head);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 48px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.feature-card {
  background: var(--surface);
  padding: 32px;
}
.feature-icon {
  margin-bottom: 16px;
}
.feature-card h3 {
  font-family: var(--head);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* How it works */
.how-it-works {
  padding: 80px 40px;
  max-width: 1100px;
  margin: 0 auto;
  background: var(--surface);
  border-radius: 12px;
  border: 1px solid var(--border);
  margin-bottom: 80px;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 40px;
}
.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.step-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  font-weight: 500;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  flex-shrink: 0;
  margin-top: 4px;
}
.step h3 {
  font-family: var(--head);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Closing */
.closing {
  padding: 0 40px 100px;
  max-width: 1100px;
  margin: 0 auto;
}
.closing-headline {
  font-family: var(--head);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 24px;
}
.closing-sub {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.7;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
}
.footer-logo {
  font-family: var(--head);
  font-weight: 700;
  font-size: 14px;
  color: var(--text-muted);
}
.footer-copy {
  font-size: 13px;
  color: var(--text-dim);
  font-family: var(--mono);
}

/* Mobile */
@media (max-width: 640px) {
  .nav { padding: 16px 20px; }
  .hero { padding: 48px 20px 40px; }
  .agent-status { margin: 0 20px 60px; }
  .features { padding: 60px 20px; }
  .how-it-works { padding: 60px 20px; margin: 0 20px 60px; }
  .steps { grid-template-columns: 1fr; gap: 24px; }
  .closing { padding: 0 20px 80px; }
  .footer { padding: 24px 20px; flex-direction: column; gap: 8px; }
  .feed-item { grid-template-columns: 70px 1fr; }
  .feed-item .feed-spinner { display: none; }
}