.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  min-height: clamp(720px, calc(100svh - 92px), 1000px);
  padding-block: 88px;
  overflow: hidden;
  background: #0a0a0a;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(740px, 57%);
}

.hero-copy h1 { max-width: 740px; }
.hero-copy .lead { max-width: 620px; }

.hero-art {
  position: absolute;
  z-index: 0;
  inset: 0;
  margin: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 55% center;
}

.hero-particles {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .8;
}

.hero-art::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(90deg, #0a0a0a 0%, #0a0a0af2 25%, #0a0a0ab8 43%, #0a0a0a22 73%, transparent 100%),
    linear-gradient(180deg, #0a0a0a6b 0%, transparent 28%, transparent 72%, #0a0a0a8f 100%);
}

.hero-motion {
  position: absolute;
  z-index: 3;
  right: 5vw;
  bottom: 28px;
  padding: 8px 11px;
  border: 1px solid #8caa66;
  border-radius: 4px;
  background: #0a0a0acc;
  color: #e1ebd3;
  font: 11px/1.2 monospace;
  letter-spacing: .04em;
  cursor: pointer;
}

.hero-motion:hover { border-color: var(--lime); color: var(--lime); }
.hero-motion:focus-visible { outline: 2px solid var(--lime); outline-offset: 4px; }

.section-intro {
  max-width: 730px;
  margin: -14px 0 42px;
  color: var(--muted);
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.65;
}

.light .section-intro { color: #53574e; }

@media (max-width: 800px) {
  .hero {
    align-items: flex-start;
    min-height: 960px;
    padding-top: 70px;
    padding-bottom: 400px;
  }

  .hero-copy { width: 100%; }

  .hero-art img {
    position: absolute;
    top: auto;
    bottom: 0;
    height: 52%;
    object-position: 58% center;
  }

  .hero-art::after {
    background: linear-gradient(180deg, #0a0a0a 0%, #0a0a0a 42%, #0a0a0a11 65%, #0a0a0a66 100%);
  }
}

@media (max-width: 480px) {
  .hero { min-height: 980px; padding-top: 58px; }
  .hero-art img { height: 46%; object-position: 59% center; }
  .hero-motion { bottom: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-particles,
  .hero-motion { display: none; }
}