.sub-hero-band {
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg) 100%);
  padding: 56px 24px;
  position: relative;
}

.sub-hero-band::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.sub-hero-band__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 32px;
  align-items: center;
}

.sub-hero-band h1 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text);
}

.sub-hero-band__img {
  width: 280px;
  height: 200px;
  max-width: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  border-radius: 4px;
  border: 2px solid var(--accent);
  box-shadow: var(--neon-glow);
}

.sub-body {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
}

.sub-sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
}

.sub-sidebar-nav {
  list-style: none;
  border-left: 2px solid var(--border);
}

.sub-sidebar-nav li a {
  display: block;
  padding: 10px 16px;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.06em;
  border-left: 2px solid transparent;
  margin-left: -2px;
}

.sub-sidebar-nav li a:hover {
  color: var(--accent);
  border-left-color: var(--accent);
}

.sub-article h2 {
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  margin: 32px 0 12px;
  letter-spacing: 0.04em;
}

.sub-article h2:first-child {
  margin-top: 0;
}

.sub-article p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 14px;
}

.sub-article ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

.sub-article li {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 8px;
}

.sub-pullquote {
  border-left: 4px solid var(--accent);
  padding: 16px 24px;
  margin: 24px 0;
  background: rgba(128, 203, 196, 0.06);
  font-size: 15px;
  color: var(--primary);
  font-style: italic;
}

.sub-mosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}

.sub-mosaic img {
  width: 100%;
  max-width: 100%;
  max-height: 200px;
  object-fit: contain;
  object-position: center;
  display: block;
  border-radius: 4px;
  border: 1px solid var(--border);
}

@media (max-width: 768px) {
  .sub-hero-band__inner,
  .sub-body {
    grid-template-columns: 1fr;
  }

  .sub-hero-band__img {
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 180px;
    object-fit: contain;
  }

  .sub-mosaic {
    overflow: hidden;
  }

  .sub-mosaic img {
    max-width: 100%;
    object-fit: contain;
  }

  .sub-sidebar {
    position: static;
  }

  .sub-sidebar-nav {
    display: flex;
    flex-wrap: wrap;
    border-left: none;
    gap: 4px;
  }

  .sub-sidebar-nav li a {
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-left: 0;
  }
}