/**
 * index.html — ヒーロー裏のみ video-layer-binary 系
 */
#hero[data-heading-binary] {
  border: none;
}

#hero[data-heading-binary] .heading-binary-stack {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

#hero[data-heading-binary] .heading-binary-video-wrap {
  opacity: 0.16;
  isolation: isolate;
  /* 青系素材を淡く・明るく（ライトヒーロー向け） */
  filter: saturate(0.8) brightness(1.12);
}

#hero[data-heading-binary] .heading-binary-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#hero[data-heading-binary] .heading-binary-canvas.is-light {
  mix-blend-mode: multiply;
  opacity: 0.32;
}

#hero[data-heading-binary] .heading-binary-tint {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    165deg,
    rgba(56, 136, 176, 0.1) 0%,
    transparent 40%,
    rgba(247, 249, 253, 0.88) 100%
  );
}

#hero .hero-grid {
  z-index: 1;
}

.branch-hero-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background: rgba(26, 35, 50, 0.92);
  color: #c4e7ff;
  font-size: 0.7rem;
  padding: 0.45rem 1rem;
  text-align: center;
  border-top: 1px solid rgba(56, 136, 176, 0.35);
}

.branch-hero-banner a {
  color: #9fdfff;
  text-decoration: underline;
  text-underline-offset: 2px;
}