.hero {
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  place-items: stretch;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero__plane {
  position: absolute;
  inset: -8% 0 0 0;
  background:
    linear-gradient(118deg, rgba(7, 9, 12, 0.2) 0%, rgba(7, 9, 12, 0.82) 48%, rgba(7, 9, 12, 0.55) 100%),
    radial-gradient(ellipse at 74% 34%, rgba(45, 212, 191, 0.16), transparent 56%),
    radial-gradient(ellipse at 16% 78%, rgba(91, 107, 124, 0.22), transparent 48%),
    linear-gradient(158deg, #1a2330 0%, #0e141b 42%, #05070a 100%);
  animation: drift 18s ease-in-out infinite;
  will-change: transform;
  transform: translateZ(0);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 85%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: clamp(3rem, 10vh, 7rem) var(--space-3) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: calc(100vh - var(--nav-h));
}

.hero__brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-optical-sizing: none;
  font-size: clamp(3.25rem, 10.5vw, 7rem);
  line-height: 0.92;
  letter-spacing: var(--tracking-brand);
  max-width: 12ch;
  color: var(--ink);
  /* Reserve two lines so layout is stable regardless of font readiness */
  min-height: calc(2 * 0.92 * clamp(3.25rem, 10.5vw, 7rem));
}

.hero__brand span {
  display: block;
  color: var(--accent);
  font-weight: inherit;
  font-size: inherit;
  line-height: inherit;
  letter-spacing: inherit;
}

.hero__title {
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: clamp(var(--text-lg), 2.2vw, var(--text-xl));
  font-weight: 700;
  font-optical-sizing: none;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
  max-width: 28ch;
}

.hero__lead {
  margin-top: var(--space-2);
  max-width: 38rem;
  font-family: var(--font-body);
  font-size: var(--text-md);
  font-weight: 400;
  line-height: var(--leading-normal);
  letter-spacing: 0;
  color: var(--ink-soft);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: var(--space-4);
}

.hero__rule {
  margin-top: var(--space-4);
  height: 2px;
  width: min(220px, 40vw);
  background: linear-gradient(90deg, var(--accent), var(--steel));
  transform-origin: left;
  animation: sweep 1s var(--ease) 0.4s both;
}

@media (min-width: 900px) {
  .hero__content {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}