:root {
  --bg: #0c0c14;
  --bg-surface: #12121c;
  --bg-card: #181824;
  --fg: #e8e8f0;
  --fg-muted: #8888a0;
  --accent: #ff6b35;
  --accent-dim: rgba(255, 107, 53, 0.15);
  --border: rgba(255,255,255,0.06);
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Syne', sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

/* NAV */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 48px;
  background: rgba(12, 12, 20, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
}
.logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
}

/* HERO */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 80px;
  padding: 120px 48px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 480px;
}

/* Monitor Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.monitor {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.screen {
  width: 260px;
  height: 180px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 6px;
  position: relative;
  overflow: hidden;
}
.screen::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(255,107,53,0.03) 0%, transparent 60%);
  border-radius: 8px;
}
.bar {
  height: 8px;
  background: var(--accent-dim);
  border-radius: 2px;
  position: relative;
}
.b1 { width: 40%; }
.b2 { width: 75%; }
.b3 { width: 55%; background: var(--accent); opacity: 0.4; }
.b4 { width: 90%; }
.b5 { width: 65%; }
.b6 { width: 80%; }
.b7 { width: 50%; }
.b8 { width: 70%; }
.threshold {
  position: absolute;
  bottom: 45%;
  left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
}
.threshold::after {
  content: 'threshold';
  position: absolute;
  right: 8px;
  top: -16px;
  font-family: 'Space Mono', monospace;
  font-size: 0.55rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}
.stand {
  width: 40px;
  height: 36px;
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}
.base {
  width: 120px;
  height: 6px;
  background: var(--bg-card);
  border-radius: 2px;
  border: 1px solid var(--border);
}

/* FEATURES */
.features {
  padding: 80px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  transition: border-color 0.2s;
}
.feature:hover {
  border-color: rgba(255,107,53,0.3);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}
.feature h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.feature p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* DIFFERENTIATOR */
.differentiator {
  padding: 80px 48px;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.diff-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.diff-content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  line-height: 1.15;
}
.diff-content p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* CLOSING */
.closing {
  padding: 100px 48px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}
.closing h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.closing p {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.65;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 48px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.footer-logo {
  font-size: 1.1rem;
  font-weight: 700;
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  nav { padding: 16px 24px; }
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 24px 60px;
    gap: 48px;
    text-align: center;
  }
  .hero-content { order: 1; }
  .hero-visual { order: 2; }
  .lede { margin: 0 auto; }
  .features { padding: 60px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .differentiator { padding: 60px 24px; }
  .closing { padding: 80px 24px; }
  footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}