/* ---------- design tokens ---------- */
:root {
  --bg:           #0b0d10;
  --bg-card:      #14171c;
  --bg-alt:       #101317;
  --ink:          #e8eaee;
  --ink-soft:     #a8adb6;
  --ink-muted:    #6e747f;
  --rule:         #1f242c;
  --accent:       #5eead4;          /* teal-300 */
  --accent-soft:  rgba(94,234,212,0.10);
  --accent-ink:   #042f2a;
  --code-bg:      #0a0c0f;
  --code-ink:     #d6dbe2;
  --max:          1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--accent); }

code, pre {
  font-family: "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  font-size: 13px;
}

code {
  color: var(--code-ink);
  background: var(--code-bg);
  padding: 1px 5px;
  border-radius: 4px;
  border: 1px solid var(--rule);
}

pre {
  background: var(--code-bg);
  color: var(--code-ink);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 16px 18px;
  overflow-x: auto;
  margin: 16px 0 0;
  line-height: 1.55;
}

pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: inherit;
}

p { color: var(--ink-soft); }

/* ---------- nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 32px;
}

.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 17px;
}

.logo {
  width: 30px; height: 30px;
  background: var(--accent); color: var(--accent-ink);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 17px;
}

.brand-name { letter-spacing: -0.01em; }

.nav-links { display: flex; gap: 28px; align-items: center; font-size: 14px; }
.nav-links a { color: var(--ink-soft); transition: color 120ms; }
.nav-links a:hover { color: var(--ink); }

.nav-links .cta {
  background: var(--accent);
  color: var(--accent-ink);
  padding: 9px 16px;
  border-radius: 7px;
  font-weight: 600;
}
.nav-links .cta:hover { color: var(--accent-ink); opacity: 0.85; }

/* ---------- hero ---------- */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 80px 32px 100px;
  text-align: center;
}

.hero-eyebrow {
  font-size: 13px; color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  font-weight: 600;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin: 0 0 24px;
}

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

.lede {
  font-size: 19px;
  max-width: 700px;
  margin: 0 auto 36px;
  color: var(--ink-soft);
}

.hero-ctas { display: flex; gap: 14px; justify-content: center; margin-bottom: 64px; }

.btn {
  display: inline-flex; align-items: center;
  padding: 13px 26px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  transition: all 150ms;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { color: var(--accent-ink); opacity: 0.9; transform: translateY(-1px); }

.btn-ghost {
  border-color: var(--rule);
  color: var(--ink);
  background: transparent;
}
.btn-ghost:hover { color: var(--ink); border-color: var(--accent); background: var(--accent-soft); }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
  padding: 24px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--bg-card);
}

.hero-stats > div {
  font-size: 14px;
  color: var(--ink-soft);
}

.hero-stats strong {
  color: var(--accent);
  font-size: 22px;
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
  font-feature-settings: "tnum" 1;
}

/* ---------- sections ---------- */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 100px 32px;
}

.section-alt {
  background: var(--bg-alt);
  max-width: none;
  padding: 100px 32px;
}

.section-alt > * {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 18px;
}

.section-lede {
  font-size: 17px;
  max-width: 760px;
  margin: 0 0 56px;
}

/* ---------- proofs ---------- */
.proofs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.proof {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 28px;
}

.proof-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 16px;
}

.proof h3 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  line-height: 1.3;
}

.proof p { font-size: 15px; margin: 0; }

.callout {
  margin-top: 32px;
  padding: 22px 26px;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  font-size: 15px;
  color: var(--ink);
}

/* ---------- scenarios grid ---------- */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 26px;
}

.card h3 {
  font-size: 19px;
  font-weight: 600;
  margin: 8px 0 12px;
  letter-spacing: -0.01em;
}

.card p { font-size: 14px; margin: 0; }

.card-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.10em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 8px;
  border-radius: 4px;
}

.tag-roadmap {
  color: var(--ink-muted);
  background: rgba(110,116,127,0.10);
}

.card-roadmap { opacity: 0.78; }
.card-roadmap pre { display: none; }

.card pre {
  margin-top: 16px;
  font-size: 12px;
  padding: 12px 14px;
}

/* ---------- stack grid ---------- */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 28px;
  margin-top: 32px;
}

.stack-grid h4 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 8px;
}

.stack-grid p {
  font-size: 14px;
  margin: 0;
  color: var(--ink-soft);
}

.stack-grid strong { color: var(--ink); font-weight: 600; }

/* ---------- access ---------- */
.access-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 16px;
  padding: 56px;
  text-align: center;
}

.access-eyebrow {
  font-size: 12px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
}

.access-card h2 {
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
}

.access-card p {
  font-size: 17px;
  max-width: 580px;
  margin: 0 auto 32px;
}

.access-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.access-microcopy {
  margin-top: 28px;
  font-size: 13px;
  color: var(--ink-muted);
}

/* ---------- footer ---------- */
.footer {
  border-top: 1px solid var(--rule);
  padding: 32px;
  max-width: var(--max);
  margin: 60px auto 0;
}

.disclaimer {
  font-size: 13px;
  color: var(--ink-muted);
  max-width: 800px;
  margin: 0 auto 16px;
  text-align: center;
}

.footer-meta {
  font-size: 12px;
  color: var(--ink-muted);
  text-align: center;
  margin: 0;
}

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .nav { padding: 16px 20px; }
  .nav-links { gap: 16px; font-size: 13px; }
  .hero { padding: 48px 20px 80px; }
  .hero-ctas { flex-wrap: wrap; }
  .section, .section-alt { padding: 64px 20px; }
  .proofs { grid-template-columns: 1fr; }
  .access-card { padding: 32px 24px; }
  .footer { padding: 28px 20px; }
}