:root {
  --bg: #0C0C0F;
  --bg-card: #141419;
  --bg-card-hover: #1A1A22;
  --fg: #F0F0E8;
  --fg-muted: #8A8A99;
  --accent: #FF4D00;
  --accent-dim: rgba(255, 77, 0, 0.12);
  --border: rgba(240, 240, 232, 0.08);
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── HEADER ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 48px;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: rgba(12, 12, 15, 0.85);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  gap: 40px;
}

.site-nav a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.site-nav a:hover { color: var(--fg); }

/* ── HERO ── */
.hero {
  padding: 160px 48px 100px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 460px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 48px;
}

.stat { display: flex; flex-direction: column; gap: 4px; }

.stat-num {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 11px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Agent display */
.agent-display {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}

.agent-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px var(--accent-dim); }
  50% { box-shadow: 0 0 0 6px var(--accent-dim); }
}

.agent-label {
  font-size: 12px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.flow-step {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-left: 2px solid var(--border);
  margin-left: 8px;
  padding-left: 20px;
  position: relative;
}

.flow-step.done { border-left-color: var(--accent); }

.flow-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.flow-step span {
  font-size: 13px;
  color: var(--fg-muted);
}

.flow-step.done span { color: var(--fg); }

.flow-arrow {
  width: 2px;
  height: 16px;
  background: var(--border);
  margin-left: 23px;
}

/* ── HOW IT WORKS ── */
.how-it-works {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
}

.how-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.section-headline {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 64px;
  line-height: 1.1;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
  transition: background 0.2s, border-color 0.2s;
}

.step-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 77, 0, 0.2);
}

.step-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--accent-dim);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.step-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.step-card p {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ── FEATURES ── */
.features {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
}

.features-inner { max-width: 1200px; margin: 0 auto; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.feature-item {
  background: var(--bg-card);
  padding: 32px 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: background 0.2s;
}

.feature-item:hover { background: var(--bg-card-hover); }

.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.feature-item h3 {
  font-size: 15px;
  color: var(--fg);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-item p {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ── OUTCOMES ── */
.outcomes {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
}

.outcomes-inner { max-width: 1200px; margin: 0 auto; }

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.outcome-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 28px;
  text-align: center;
}

.outcome-metric {
  font-family: var(--font-serif);
  font-size: 52px;
  color: var(--accent);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.outcome-card p {
  font-size: 12px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ── CLOSING ── */
.closing {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg) 0%, rgba(255,77,0,0.03) 100%);
}

.closing-inner { max-width: 800px; margin: 0 auto; text-align: center; }

.closing-statement {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 48px);
  color: var(--fg);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto;
}

/* ── FOOTER ── */
.site-footer {
  padding: 48px;
  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 .wordmark {
  display: block;
  margin-bottom: 8px;
}

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

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

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .steps-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .outcomes-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .site-header { padding: 0 24px; }
  .hero { padding: 120px 24px 80px; }
  .how-it-works, .features, .outcomes { padding: 80px 24px; }
  .closing { padding: 80px 24px; }
  .site-footer { padding: 40px 24px; }
  .hero-stats { gap: 24px; }
  .outcomes-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 24px; align-items: flex-start; }
}