:root {
  --bg: #0A0A0F;
  --surface: #111118;
  --surface-2: #18181F;
  --accent: #FF6B35;
  --accent-dim: rgba(255, 107, 53, 0.12);
  --fg: #F0EDE8;
  --fg-2: #9A9590;
  --fg-3: #5C5955;
  --border: rgba(240, 237, 232, 0.08);
}

*, *::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: 'DM Mono', monospace;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
}
.nav-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: 'Instrument Serif', serif;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--fg-2);
}
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 6px #22C55E;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 100px 80px 80px;
  gap: 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
}
.glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,107,53,0.15) 0%, transparent 70%);
  top: -100px; left: -200px;
}
.glow-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,107,53,0.06) 0%, transparent 70%);
  bottom: 0; right: 20%;
}
.grid-lines {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}
.hero-content { position: relative; z-index: 2; }
.hero-eyebrow { margin-bottom: 24px; }
.eyebrow-tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(255,107,53,0.3);
  padding: 4px 12px;
  border-radius: 100px;
}
.hero-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  color: var(--fg);
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-lede {
  font-size: 1.05rem;
  color: var(--fg-2);
  line-height: 1.7;
  max-width: 460px;
  margin-bottom: 48px;
}
.hero-metrics {
  display: flex;
  align-items: center;
  gap: 32px;
}
.metric { display: flex; flex-direction: column; gap: 4px; }
.metric-value {
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--fg);
  font-family: 'Instrument Serif', serif;
}
.metric-label { font-size: 0.72rem; color: var(--fg-3); letter-spacing: 0.05em; text-transform: uppercase; }
.metric-divider { width: 1px; height: 40px; background: var(--border); }

/* ── AGENT CARD (hero visual) ── */
.hero-visual { position: relative; z-index: 2; display: flex; justify-content: center; }
.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}
.agent-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.agent-avatar {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.agent-name { font-size: 0.85rem; font-weight: 500; color: var(--fg); }
.agent-status { font-size: 0.72rem; color: var(--fg-3); margin-top: 2px; }
.agent-live {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: #22C55E;
}
.live-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #22C55E;
  animation: pulse 1.5s ease-in-out infinite;
}
.agent-feed { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.feed-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border);
}
.feed-platform {
  font-size: 0.65rem;
  font-weight: 500;
  background: var(--accent-dim);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  flex-shrink: 0;
}
.feed-text { font-size: 0.78rem; color: var(--fg-2); line-height: 1.4; }
.feed-time { font-size: 0.68rem; color: var(--fg-3); margin-left: auto; flex-shrink: 0; }
.agent-activity { display: flex; flex-direction: column; gap: 8px; }
.activity-bar {
  height: 4px;
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
}
.activity-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #FF8C5A);
  border-radius: 2px;
}
.activity-label { font-size: 0.68rem; color: var(--fg-3); }

/* ── MANIFESTO ── */
.manifesto {
  padding: 100px 80px;
  border-top: 1px solid var(--border);
}
.manifesto-inner { max-width: 800px; margin: 0 auto; }
.manifesto-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}
.manifesto-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 36px;
  color: var(--fg);
}
.manifesto-body { display: flex; flex-direction: column; gap: 20px; }
.manifesto-body p { font-size: 1rem; color: var(--fg-2); line-height: 1.8; }

/* ── FEATURES ── */
.features { padding: 100px 80px; background: var(--surface); }
.features-inner { max-width: 1200px; margin: 0 auto; }
.features-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 56px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: border-color 0.2s;
}
.feature-card:hover { border-color: rgba(255,107,53,0.25); }
.feature-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 10px;
}
.feature-desc { font-size: 0.82rem; color: var(--fg-2); line-height: 1.65; }

/* ── HOW IT WORKS ── */
.how-it-works { padding: 100px 80px; border-top: 1px solid var(--border); }
.how-inner { max-width: 900px; margin: 0 auto; }
.how-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}
.how-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
  color: var(--fg);
}
.how-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 48px;
}
.step {
  flex: 1;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.step-connector {
  width: 48px;
  flex-shrink: 0;
  align-self: center;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}
.step-num {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}
.step-content h3 {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 8px;
}
.step-content p { font-size: 0.82rem; color: var(--fg-2); line-height: 1.6; }
.cta-note { font-size: 0.85rem; color: var(--fg-3); }

/* ── CLOSING ── */
.closing {
  padding: 120px 80px;
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.closing-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
.closing-glow {
  position: absolute;
  width: 500px; height: 300px;
  background: radial-gradient(ellipse, rgba(255,107,53,0.12) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  filter: blur(60px);
}
.closing-headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  color: var(--fg);
}
.closing-body { font-size: 1rem; color: var(--fg-2); line-height: 1.75; }

/* ── FOOTER ── */
.footer { padding: 40px 80px; 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: center;
  gap: 8px;
  font-family: 'Instrument Serif', serif;
  font-size: 0.9rem;
  color: var(--fg);
}
.footer-tagline { font-size: 0.75rem; color: var(--fg-3); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 40px 60px;
    gap: 48px;
    text-align: left;
  }
  .hero-visual { justify-content: flex-start; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .how-steps { flex-direction: column; gap: 16px; }
  .step-connector { display: none; }
  .manifesto, .features, .how-it-works, .closing { padding: 72px 40px; }
  .footer { padding: 32px 40px; }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-metrics { flex-wrap: wrap; gap: 20px; }
  .manifesto, .features, .how-it-works, .closing { padding: 56px 24px; }
  .footer { padding: 24px; }
  .footer-inner { flex-direction: column; gap: 8px; align-items: flex-start; }
  .nav { padding: 0 24px; }
}