:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: #16161f;
  --bg-card-hover: #1c1c28;
  --fg-primary: #e8e8ed;
  --fg-secondary: #8888a0;
  --fg-muted: #55556a;
  --accent: #ff4d2a;
  --accent-glow: rgba(255, 77, 42, 0.15);
  --accent-dim: #cc3d22;
  --border: #222233;
  --border-light: #2a2a3d;
  --mono: 'JetBrains Mono', monospace;
  --sans: 'Space Grotesk', -apple-system, sans-serif;
  --radius: 8px;
  --max-width: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--fg-primary);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.accent { color: var(--accent); }

.section-label {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

/* === HERO === */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  background: 
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(255, 77, 42, 0.06) 0%, transparent 70%),
    var(--bg-primary);
}

.hero-grid {
  max-width: var(--max-width);
  width: 100%;
}

.hero-badge {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 4px;
  color: var(--accent);
  border: 1px solid rgba(255, 77, 42, 0.3);
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 40px;
  background: var(--accent-glow);
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero .lede {
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg-secondary);
  max-width: 680px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 36px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: fit-content;
}

.stat-number {
  display: block;
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 600;
  color: var(--fg-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

.stat-divider {
  width: 1px;
  height: 44px;
  background: var(--border-light);
}

/* === PROBLEM === */
.problem {
  padding: 120px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.problem h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, background 0.2s;
}

.problem-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
}

.problem-icon {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.7;
}

.problem-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.problem-card p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--fg-secondary);
}

/* === PIPELINE === */
.pipeline {
  padding: 120px 24px;
  background: var(--bg-primary);
}

.pipeline-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.pipeline h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
}

.pipeline-flow {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.pipe-step {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}

.pipe-step:first-child {
  border-top: 1px solid var(--border);
}

.pipe-num {
  font-family: var(--mono);
  font-size: 48px;
  font-weight: 700;
  color: var(--bg-card);
  line-height: 1;
  min-width: 80px;
  -webkit-text-stroke: 1px var(--border-light);
}

.pipe-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.pipe-content p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--fg-secondary);
  max-width: 560px;
}

.pipe-connector { display: none; }

/* === AGENTS === */
.agents {
  padding: 120px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.agents-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.agents h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}

.agents-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.agent-card {
  padding: 28px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, background 0.2s;
}

.agent-card:hover {
  border-color: rgba(255, 77, 42, 0.25);
  background: var(--bg-card-hover);
}

.agent-name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.agent-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg-secondary);
}

/* === CLOSING === */
.closing {
  padding: 140px 24px;
  background: var(--bg-primary);
  text-align: center;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}

.closing-line {
  width: 48px;
  height: 2px;
  background: var(--accent);
  margin: 0 auto 48px;
}

.closing h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing-text {
  font-size: 17px;
  line-height: 1.7;
  color: var(--fg-secondary);
  margin-bottom: 40px;
}

.closing-tagline {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--accent);
  letter-spacing: 0.05em;
}

/* === FOOTER === */
.site-footer {
  padding: 48px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.footer-disclaimer {
  font-size: 12px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto 20px;
}

.footer-copy {
  font-size: 12px;
  color: var(--fg-muted);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero { min-height: auto; padding: 60px 20px 48px; }
  .hero-stats { flex-direction: column; gap: 20px; padding: 24px; width: 100%; }
  .stat-divider { width: 48px; height: 1px; }
  .problem-grid { grid-template-columns: 1fr; }
  .agents-grid { grid-template-columns: 1fr; }
  .pipe-step { flex-direction: column; gap: 16px; }
  .pipe-num { font-size: 36px; min-width: auto; }
  .problem, .pipeline, .agents { padding: 80px 20px; }
  .closing { padding: 100px 20px; }
}