:root {
  color-scheme: dark;
  --bg: #080b10;
  --panel: #11161d;
  --text: #f7f9fc;
  --muted: #a7b0bd;
  --accent: #58c7ff;
  --line: #26313d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #0d2235 0, var(--bg) 42rem);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a { color: inherit; }
.page-shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 48px;
}

.hero { max-width: 820px; margin-bottom: 44px; }
.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .18em;
}

h1, h2 { line-height: 1.1; }
h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 7rem);
  letter-spacing: -.055em;
}
h2 { margin: 0 0 18px; font-size: clamp(1.5rem, 3vw, 2.1rem); }
.tagline { margin: 12px 0 0; font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 700; }
.lede { max-width: 720px; margin: 16px 0 0; color: var(--muted); font-size: 1.1rem; }
.cta {
  display: inline-flex;
  margin-top: 24px;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: #071019;
  text-decoration: none;
  font-weight: 800;
}
.cta:hover { filter: brightness(1.06); }

.video-section, .about {
  border: 1px solid var(--line);
  background: rgba(17, 22, 29, .84);
  border-radius: 20px;
  padding: clamp(18px, 4vw, 32px);
}
.section-heading p:last-child { margin: -6px 0 20px; color: var(--muted); }

.video-wrap {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 12px;
}
.video-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.about { margin-top: 24px; }
.about p:last-child { max-width: 780px; margin: 0; color: var(--muted); }

footer {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 40px;
  color: var(--muted);
  font-size: .9rem;
}
footer a { text-underline-offset: 3px; }

@media (max-width: 600px) {
  .page-shell { padding-top: 46px; }
  h1 { font-size: clamp(2.8rem, 18vw, 4.8rem); }
  .cta { width: 100%; justify-content: center; }
}