:root {
  --bg: #0a0a0f;
  --bg-alt: #111118;
  --ink: #f0eee8;
  --muted: #9a97a8;
  --accent: #7c5cff;
  --accent-bright: #a78bfa;
  --border: #22222e;
  --mono: "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }

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

.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.nav-badge {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--accent-bright);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 4px 12px;
  letter-spacing: 0.02em;
}

.hero {
  padding: 100px 0 80px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--accent-bright);
  letter-spacing: 0.04em;
  margin: 0 0 20px;
}

.hero .hook {
  font-size: 1.4rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--muted);
  margin: 0 0 18px;
  max-width: 680px;
}

.hero .headline-main {
  font-size: 2.6rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  max-width: 760px;
}

.hero h1 {
  font-size: 3.1rem;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  max-width: 760px;
}

.hero .sub {
  max-width: 560px;
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0 0 36px;
}

.tagline-sub {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent-bright);
  margin: 0 0 14px;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.waitlist {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.waitlist input {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 13px 16px;
  color: var(--ink);
  font-size: 0.95rem;
  font-family: "Inter", sans-serif;
  min-width: 240px;
  flex: 1;
}

.waitlist input:focus {
  outline: none;
  border-color: var(--accent);
}

.waitlist input::placeholder {
  color: var(--muted);
}

.micro-trust {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0 0 10px;
}

.link-secondary {
  font-size: 0.88rem;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}

.link-secondary:hover {
  color: var(--accent-bright);
  border-color: var(--accent);
}

.filter-line {
  font-style: italic;
  font-size: 0.92rem;
  color: var(--muted);
  margin-top: 28px;
  max-width: 520px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 13px 26px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.15s;
}

.btn:hover { background: var(--accent-bright); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink);
}

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

.section {
  padding: 72px 0;
}

.section h2 {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 40px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.card-icon {
  color: var(--accent-bright);
  font-size: 1.1rem;
  margin-bottom: 14px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
  font-weight: 600;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.architecture {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.arch-grid {
  display: flex;
  flex-direction: column;
}

.arch-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

.arch-row:last-child { border-bottom: none; }

.arch-label {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--accent-bright);
  padding-top: 2px;
}

.arch-value {
  color: var(--ink);
  font-size: 0.95rem;
}

.cta-section {
  text-align: center;
}

.cta-section h2 { text-align: center; }

.lead {
  max-width: 560px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.02rem;
}

.symbols h2 {
  text-align: left;
}

.why h2 {
  text-align: left;
}

.symbols .lead {
  max-width: 680px;
  margin: 0 0 28px;
  text-align: left;
}

.trad-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trad-pill {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent-bright);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 16px;
  background: var(--bg-alt);
}

.eng-note {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 20px;
  max-width: 600px;
}

.why-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 28px;
}

.why-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.why-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.why-q {
  font-weight: 600;
  font-size: 1rem;
  color: var(--ink);
}

.why-a {
  color: var(--muted);
  font-size: 0.96rem;
}

.mom-test {
  font-style: italic;
  color: var(--accent-bright);
  font-size: 1rem;
  border-left: 2px solid var(--accent);
  padding-left: 18px;
  max-width: 640px;
}

.momentum {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent-bright);
  margin: 0 0 16px;
}

footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--muted);
  flex-wrap: wrap;
  gap: 8px;
}

.footer-tag {
  font-family: var(--mono);
  font-size: 0.8rem;
}

@media (max-width: 600px) {
  .hero .headline-main { font-size: 2.1rem; }
  .hero .hook { font-size: 1.15rem; }
  .hero { padding: 72px 0 56px; }
  .section { padding: 48px 0; }
  .arch-row { grid-template-columns: 1fr; gap: 6px; }
  .why-row { grid-template-columns: 1fr; gap: 6px; }
}