:root {
  color-scheme: dark;
  --bg: #060816;
  --text: #f7f8ff;
  --muted: #b8bfd7;
  --accent: #9d8cff;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); font-family: Arial, Helvetica, sans-serif; }
body { min-height: 100vh; }

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -3;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4,7,18,.78), rgba(4,7,18,.34) 52%, rgba(4,7,18,.18));
  z-index: -2;
}

.hero__content {
  width: min(920px, 90vw);
  padding: 48px;
  text-align: left;
}

.eyebrow {
  letter-spacing: .32em;
  font-size: .82rem;
  color: #d6dcff;
  margin: 0 0 14px;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 7rem);
  line-height: .95;
  font-weight: 600;
  letter-spacing: -.04em;
}

.subtitle {
  margin: 20px 0 0;
  color: var(--accent);
  font-size: clamp(1rem, 2vw, 1.35rem);
}

.note {
  margin-top: 28px;
  max-width: 560px;
  color: var(--muted);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .hero__content { padding: 28px; text-align: center; }
  .eyebrow { letter-spacing: .2em; }
}