:root {
  --bg: #0c0c14;
  --surface: #13131f;
  --surface-2: #1a1a2e;
  --lime: #c8ff00;
  --lime-dim: rgba(200, 255, 0, 0.12);
  --text: #f0f0f8;
  --text-muted: #8888a0;
  --border: rgba(255,255,255,0.08);
  --radius: 12px;
}

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

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

h1, h2, h3, h4 { font-family: 'Syne', sans-serif; line-height: 1.15; }

/* Nav */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 4rem;
  border-bottom: var(--border);
}
.nav-brand { display: flex; align-items: center; gap: 0.75rem; }
.nav-logo {
  background: var(--lime);
  color: #0c0c14;
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.75rem;
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  letter-spacing: 0.05em;
}
.nav-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.1rem; }
.nav-links { display: flex; gap: 2rem; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

/* Hero */
.hero { padding: 6rem 4rem 4rem; }
.hero-content { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; max-width: 1400px; margin: 0 auto; }
.hero-tag {
  display: inline-block;
  background: var(--lime-dim);
  color: var(--lime);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(200,255,0,0.2);
}
.hero-headline {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}
.hero-lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 460px;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-pills { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.pill {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: 100px;
}

/* Agent Card */
.agent-card {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  font-size: 0.85rem;
}
.agent-card-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--text);
}
.agent-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}
.agent-dot.active { background: var(--lime); box-shadow: 0 0 8px var(--lime); }
.agent-workflow { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 1.25rem; }
.agent-step {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-muted);
}
.agent-step.done { color: var(--text); }
.agent-step.active { color: var(--lime); }
.step-icon { font-size: 0.8rem; width: 16px; text-align: center; }
.pulse { animation: pulse 1.5s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.agent-progress { border-top: var(--border); padding-top: 1rem; }
.progress-label { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.5rem; }
.progress-bar { height: 4px; background: var(--surface-2); border-radius: 2px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--lime); border-radius: 2px; transition: width 0.5s; }

/* Features */
.features { padding: 6rem 4rem; max-width: 1400px; margin: 0 auto; }
.features-header { margin-bottom: 3.5rem; }
.section-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 0.75rem;
}
.features-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--text);
}
.features-header p { color: var(--text-muted); font-size: 1.05rem; max-width: 480px; }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.feature-card {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color 0.2s;
}
.feature-card:hover { border-color: rgba(200,255,0,0.2); }
.feature-card.featured { border-color: rgba(200,255,0,0.3); background: var(--lime-dim); }
.feature-icon { color: var(--lime); margin-bottom: 1rem; }
.feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.6rem; color: var(--text); font-family: 'Syne', sans-serif; }
.feature-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* How */
.how { padding: 6rem 4rem; max-width: 1400px; margin: 0 auto; }
.how-header { margin-bottom: 3.5rem; }
.how-steps { display: flex; flex-direction: column; gap: 0; }
.how-step {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  padding: 2.5rem 0;
  border-top: var(--border);
}
.step-number {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 3rem;
  color: var(--surface-2);
  min-width: 80px;
  line-height: 1;
}
.step-content h3 { font-size: 1.35rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text); font-family: 'Syne', sans-serif; }
.step-content p { color: var(--text-muted); max-width: 560px; line-height: 1.7; }

/* Stats */
.stats { padding: 5rem 4rem; background: var(--surface); border-top: var(--border); border-bottom: var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; max-width: 1400px; margin: 0 auto; }
.stat-item { text-align: center; }
.stat-value { font-family: 'Syne', sans-serif; font-weight: 800; font-size: 3rem; color: var(--lime); line-height: 1; margin-bottom: 0.5rem; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* Closing */
.closing { padding: 7rem 4rem; text-align: center; }
.closing-inner { max-width: 600px; margin: 0 auto; }
.closing h2 { font-size: 2.75rem; font-weight: 800; color: var(--text); margin-bottom: 1.25rem; font-family: 'Syne', sans-serif; }
.closing p { font-size: 1.1rem; color: var(--text-muted); line-height: 1.7; }

/* Footer */
.footer {
  padding: 2rem 4rem;
  border-top: var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}
.footer-brand { display: flex; align-items: center; gap: 0.6rem; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.9rem; }
.footer-logo { background: var(--lime); color: #0c0c14; font-weight: 800; font-size: 0.65rem; padding: 0.25rem 0.45rem; border-radius: 4px; }
.footer-note { font-size: 0.8rem; color: var(--text-muted); }

/* Responsive */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: 3rem; }
  .hero-headline { font-size: 2.5rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .nav { padding: 1.25rem 2rem; }
  .hero, .features, .how, .closing { padding: 4rem 2rem; }
  .stats { padding: 4rem 2rem; }
  .footer { padding: 1.5rem 2rem; }
  .how-step { gap: 1.5rem; }
  .step-number { font-size: 2rem; min-width: 50px; }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-value { font-size: 2.25rem; }
  .nav-links { display: none; }
}