:root {
  --bg: #111111;
  --bg-card: #1a1a1a;
  --fg: #f5f5f5;
  --fg-muted: #888888;
  --accent: #f59e0b;
  --accent-dim: #d97706;
  --border: #2a2a2a;
}

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

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

/* ── NAV ── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: 'Archivo Black', sans-serif;
  font-size: 20px;
  letter-spacing: 0.05em;
  color: var(--accent);
}

.tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── HERO ── */
.hero {
  padding: 100px 48px 80px;
  max-width: 900px;
}

.hero-label {
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

h1 {
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(42px, 7vw, 80px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  color: var(--fg);
}

.lede {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 600px;
  line-height: 1.7;
}

/* ── STATS ── */
.stats {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 48px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat {
  padding: 16px 32px;
  border-right: 1px solid var(--border);
  text-align: center;
}

.stat:last-child { border-right: none; }

.stat-value {
  font-family: 'Archivo Black', sans-serif;
  font-size: 36px;
  color: var(--accent);
  display: block;
}

.stat-label {
  font-size: 12px;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
}

/* ── FEATURES ── */
.features {
  padding: 96px 48px;
}

.features-header {
  margin-bottom: 64px;
  max-width: 560px;
}

.features-header h2 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 36px;
  margin-bottom: 16px;
}

.features-header p {
  color: var(--fg-muted);
  font-size: 17px;
}

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

.feature {
  background: var(--bg);
  padding: 40px 36px;
}

.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
}

.feature h3 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 16px;
  margin-bottom: 12px;
}

.feature p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── WORKFLOW ── */
.workflow {
  padding: 96px 48px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.workflow-header {
  margin-bottom: 64px;
}

.workflow-header h2 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 36px;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
}

.step-num {
  font-family: 'Archivo Black', sans-serif;
  font-size: 48px;
  color: var(--accent);
  opacity: 0.3;
  margin-bottom: 20px;
}

.step-body h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
}

.step-body p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── VISION ── */
.vision {
  padding: 120px 48px;
  text-align: center;
}

.vision-inner {
  max-width: 680px;
  margin: 0 auto;
}

.vision-inner h2 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 48px;
  color: var(--accent);
  margin-bottom: 28px;
}

.vision-inner p {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.8;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 48px;
}

.footer-inner {
  max-width: 900px;
}

.footer-brand {
  font-family: 'Archivo Black', sans-serif;
  font-size: 24px;
  color: var(--accent);
  margin-bottom: 12px;
}

.footer-note {
  font-size: 14px;
  color: var(--fg-muted);
  margin-bottom: 8px;
}

.footer-meta {
  font-size: 12px;
  color: #444;
  letter-spacing: 0.05em;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .topbar { padding: 16px 24px; }
  .hero { padding: 64px 24px 48px; }
  .stats { padding: 32px 24px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none; border-bottom: 1px solid var(--border); padding: 20px 0; }
  .stat:nth-child(odd) { border-right: 1px solid var(--border); }
  .features { padding: 64px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .workflow { padding: 64px 24px; }
  .workflow-steps { grid-template-columns: 1fr; gap: 32px; }
  .vision { padding: 80px 24px; }
  .vision-inner h2 { font-size: 32px; }
  footer { padding: 32px 24px; }
}

@media (max-width: 480px) {
  h1 { font-size: 36px; }
  .stat-value { font-size: 28px; }
  .features-grid { gap: 0; }
}