:root {
  --bg: #08080b;
  --bg-lift: #0f0f14;
  --line: #1e1e26;
  --ink: #eceaf3;
  --ink-dim: #9d9aab;
  --ink-faint: #6a6779;
  --accent: #ffb84d;
  --accent-deep: #ff8a3d;
  --warn: #ff6b6b;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  top: -30vh;
  left: 50%;
  width: 120vw;
  height: 90vh;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at 50% 40%, rgba(255, 138, 61, 0.16), rgba(255, 184, 77, 0.05) 42%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #14100a;
  padding: 10px 16px;
  z-index: 10;
}
.skip:focus { left: 12px; top: 12px; }

/* ---------- nav ---------- */

.nav {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 26px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  text-decoration: none;
  font-size: 17px;
  letter-spacing: -0.02em;
}
.wordmark b { font-weight: 700; }
.wordmark span { font-weight: 400; }

.bolt { width: 19px; height: 19px; fill: var(--accent); flex: none; }

.nav-cta {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-dim);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  transition: color 0.18s, border-color 0.18s;
}
.nav-cta:hover { color: var(--accent); border-color: rgba(255, 184, 77, 0.45); }

/* ---------- sections ---------- */

main { position: relative; z-index: 1; }

section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 22px;
}
.eyebrow.warn { color: var(--warn); }

/* ---------- hero ---------- */

.hero { padding-top: 68px; padding-bottom: 96px; }

.hero h1 {
  margin: 0 0 34px;
  font-size: clamp(46px, 9.2vw, 104px);
  line-height: 0.95;
  letter-spacing: -0.045em;
  font-weight: 700;
}

.since {
  background: linear-gradient(96deg, var(--accent) 10%, var(--accent-deep) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  max-width: 46ch;
  font-size: clamp(17px, 2.2vw, 20px);
  color: var(--ink-dim);
  margin: 0 0 16px;
}
.lede.strong { color: var(--ink); font-weight: 500; }

.cta-row {
  margin-top: 38px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  background: linear-gradient(96deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #17110a;
  font-weight: 650;
  text-decoration: none;
  padding: 13px 26px;
  border-radius: 10px;
  letter-spacing: -0.01em;
  transition: transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 6px 26px rgba(255, 138, 61, 0.22);
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 34px rgba(255, 138, 61, 0.32); }
.btn.big { padding: 15px 30px; font-size: 18px; }

.cta-note {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-faint);
}

/* ---------- thesis cards ---------- */

.thesis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  padding-bottom: 96px;
}

.card {
  background: var(--bg-lift);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px 26px 30px;
}
.card h2 {
  margin: 0 0 12px;
  font-size: 19px;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.card p { margin: 0; color: var(--ink-dim); font-size: 16px; }
.card em { color: var(--ink); font-style: italic; }

/* ---------- boundary ---------- */

.boundary { padding-bottom: 96px; }

.boundary-inner {
  border: 1px solid rgba(255, 107, 107, 0.28);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 107, 107, 0.07), rgba(255, 107, 107, 0.015));
  padding: 40px 36px 38px;
}
.boundary h2 {
  margin: 0 0 20px;
  font-size: clamp(30px, 5vw, 46px);
  letter-spacing: -0.035em;
  line-height: 1.05;
}
.boundary p {
  max-width: 62ch;
  color: var(--ink-dim);
  margin: 0 0 16px;
}
.boundary p:last-child { margin-bottom: 0; }
.boundary strong { color: var(--ink); font-weight: 600; }

/* ---------- next ---------- */

.next { padding-bottom: 92px; }
.next h2 {
  margin: 0 0 18px;
  font-size: clamp(30px, 5vw, 46px);
  letter-spacing: -0.035em;
}
.x {
  font-family: var(--mono);
  color: var(--accent);
  border: 1px dashed rgba(255, 184, 77, 0.5);
  border-radius: 8px;
  padding: 0 12px;
}
.next-lede { max-width: 58ch; color: var(--ink-dim); margin: 0 0 30px; }

.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; }
.chip {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 18px;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}
.chip span { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); }
.chip.on {
  color: #17110a;
  background: linear-gradient(96deg, var(--accent), var(--accent-deep));
  border-color: transparent;
  font-weight: 650;
}
.chip.on span { color: rgba(23, 17, 10, 0.65); }
.chip.off {
  color: var(--ink-faint);
  border-color: rgba(255, 107, 107, 0.3);
  text-decoration: line-through;
  text-decoration-color: rgba(255, 107, 107, 0.6);
}
.chip.off span { color: var(--warn); text-decoration: none; }

/* ---------- signup ---------- */

.signup {
  border-top: 1px solid var(--line);
  padding-top: 72px;
  padding-bottom: 84px;
  text-align: center;
}
.signup h2 { margin: 0 0 14px; font-size: clamp(28px, 4.4vw, 40px); letter-spacing: -0.035em; }
.signup p { max-width: 44ch; margin: 0 auto 30px; color: var(--ink-dim); }

/* ---------- footer ---------- */

footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px 28px 44px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
}
.tag { color: var(--ink-dim); }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .hero { padding-top: 42px; padding-bottom: 72px; }
  .boundary-inner { padding: 28px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}