/* FlightTape Coming Soon — static-first, zero JavaScript.
   Tokens mirror the certified product design system (src/index.css). */

@font-face {
  font-family: "Geist";
  src: url("/fonts/Geist-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("/fonts/GeistMono-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #08090a;
  --surface: #101114;
  --text-strong: #e4e5e9;
  --text: #c4ccd8;
  --muted: #8a8f98;
  --faint: #63666d;
  --action: #7170ff;
  --hairline: rgba(255, 255, 255, 0.08);
  --radius: 10px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Geist", ui-sans-serif, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.shell { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--action); color: #fff; padding: 8px 14px; border-radius: 8px;
}
.skip:focus { left: 12px; top: 12px; z-index: 10; }

/* ── nav ─────────────────────────────────────────────────────────── */
.nav { border-bottom: 1px solid var(--hairline); }
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex; align-items: center; gap: 9px;
  color: var(--text-strong); text-decoration: none;
  font-weight: 600; font-size: 15.5px; letter-spacing: -0.01em;
}
.brand-cube { display: block; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--hairline); background: var(--surface);
  padding: 6px 12px; border-radius: 999px;
}
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--action); display: inline-block; }

/* ── hero ────────────────────────────────────────────────────────── */
.hero { border-bottom: 1px solid var(--hairline); }
.hero-grid {
  display: grid; gap: 40px; padding: 72px 24px 88px;
  grid-template-columns: 1.08fr 0.92fr; align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  margin: 0;
  font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--hairline); background: var(--surface);
  padding: 6px 12px; border-radius: 999px;
}
.eyebrow .dot { width: 6px; height: 6px; }
h1 {
  margin: 20px 0 0;
  font-size: clamp(40px, 5.4vw, 68px);
  font-weight: 600; line-height: 1.05; letter-spacing: -0.03em;
  color: var(--text-strong);
  text-wrap: balance;
}
.grad {
  background: linear-gradient(92deg, #828fff 0%, #7170ff 45%, #6e9bd6 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.sub { max-width: 56ch; margin: 22px 0 0; color: var(--muted); }
.coming { margin: 26px 0 0; font-size: 14.5px; color: var(--text); }
.coming strong {
  font-family: "Geist Mono", ui-monospace, monospace;
  font-size: 12.5px; letter-spacing: 0.18em;
  color: var(--text-strong);
  border: 1px solid var(--hairline); background: var(--surface);
  padding: 7px 12px; border-radius: 8px; margin-right: 10px;
}
.trust { margin: 22px 0 0; font-size: 12.5px; color: var(--muted); }

.hero-art { display: flex; justify-content: center; }
.cube { width: min(320px, 64vw); height: auto; }

/* ── capabilities ────────────────────────────────────────────────── */
.caps { padding: 64px 0 72px; border-bottom: 1px solid var(--hairline); }
.caps-title {
  margin: 0; color: var(--text-strong);
  font-size: 13px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
}
.caps-sub { margin: 8px 0 0; color: var(--muted); font-size: 14.5px; }
.caps-grid {
  list-style: none; margin: 28px 0 0; padding: 0;
  display: grid; gap: 12px;
  grid-template-columns: repeat(4, 1fr);
}
.card {
  border: 1px solid var(--hairline); border-radius: var(--radius);
  background: var(--surface); padding: 18px 18px 20px;
}
.card h3 {
  margin: 0; font-size: 14px; font-weight: 600; color: var(--text-strong);
  letter-spacing: 0.01em;
}
.card h3::before { content: "◈ "; color: var(--action); }
.card p { margin: 8px 0 0; font-size: 13px; line-height: 1.6; color: var(--muted); }

.loop {
  list-style: none; margin: 28px 0 0; padding: 14px 18px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  border: 1px dashed var(--hairline); border-radius: var(--radius);
  font-family: "Geist Mono", ui-monospace, monospace;
  font-size: 12.5px; color: var(--muted); letter-spacing: 0.04em;
}
.loop li { padding: 0; }
.loop .arrow { color: var(--muted); }

/* ── footer ──────────────────────────────────────────────────────── */
.foot { padding: 28px 0 40px; }
.foot-row {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline;
  justify-content: space-between; color: var(--muted); font-size: 13px;
}
.foot-brand { color: var(--text); font-family: "Geist Mono", monospace; font-size: 12.5px; }

/* ── responsive ──────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; padding: 56px 0 64px; }
  .hero-art { order: -1; }
  .cube { width: min(220px, 52vw); }
  .caps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .caps-grid { grid-template-columns: 1fr; }
  .loop { font-size: 11px; }
}

@media (prefers-reduced-motion: no-preference) {
  .grad { background-position: 0% 50%; }
}