/* The samovar is a monumental light projection behind the existing headline.
   All composition changes are local to the hero; document flow stays native. */
.nav-pill .wordmark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}
.nav-pill .wordmark::before {
  content: "";
  display: block;
  flex: none;
  width: 1.625rem;
  height: 1.75rem;
  background: var(--color-accent-ink);
  mask: url("../assets/brand/samovar-nav.svg") center / contain no-repeat;
}

.hero:has([data-samovar-scene]) {
  position: relative;
  isolation: isolate;
  overflow: clip;
  min-height: 88dvh;
  display: grid;
  grid-template-rows: 1fr;
  align-content: stretch;
  gap: 0;
  padding-block: 7rem 3.5rem;
  background: var(--color-paper);
}

.hero:has([data-samovar-scene]) .hero__display {
  position: relative;
  z-index: 1;
  max-width: 12.5ch;
  align-self: start;
}

.hero__scene[data-samovar-scene] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  z-index: 0;
  min-width: 0;
  min-height: 0;
  overflow: clip;
  contain: layout paint;
  pointer-events: none;
  mask-image: linear-gradient(90deg, transparent 12%, #0004 34%, #000 66%),
    linear-gradient(180deg, transparent, #000 17%, #000 61%, transparent 97%);
  mask-composite: intersect;
}

.samovar-canvas,
.samovar-poster {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  user-select: none;
}

.samovar-poster {
  inset: -10% -6% auto auto;
  width: 70%;
  height: 120%;
  object-fit: contain;
  opacity: 0;
}
.samovar-canvas { opacity: 0; mix-blend-mode: multiply; }
.hero__scene[data-scene-state="ready"] .samovar-canvas { opacity: 0.9; }
.hero__scene[data-scene-state="ready"] .samovar-poster { visibility: hidden; }
.hero__scene[data-scene-state="fallback"] .samovar-poster,
.hero__scene noscript .samovar-poster { opacity: 0.9; }

@media (max-width: 960px) {
  .hero:has([data-samovar-scene]) .hero__display { align-self: end; }
  .hero__scene[data-samovar-scene] {
    mask-image: linear-gradient(90deg, transparent 6%, #000 52%),
      linear-gradient(180deg, transparent 3%, #000 17%, #000 42%, transparent 72%);
  }
}

@media (max-width: 640px) {
  .hero:has([data-samovar-scene]) { min-height: 88dvh; padding-block: 6rem 2.5rem; }
  .hero:has([data-samovar-scene]) .hero__display { max-width: 13.5ch; }
  .hero__scene[data-samovar-scene] {
    mask-image: linear-gradient(90deg, transparent, #000 48%),
      linear-gradient(180deg, transparent 3%, #000 17%, #000 42%, transparent 72%);
  }
  .samovar-poster { inset: -4% -35% auto auto; width: 130%; height: 105%; }
}

@media (prefers-reduced-motion: no-preference) {
  .hero__scene[data-scene-state="ready"] .samovar-canvas {
    animation: samovar-arrival 1.05s var(--ease-out) both;
  }
  .samovar-poster { transition: opacity var(--dur-long) var(--ease-out); }
}

@keyframes samovar-arrival {
  from { opacity: 0; }
  to { opacity: 0.9; }
}