/* Mio Nagumo appears as a real-world system developer, not as a page narrator.
   MachiVerse remains the subject of the site. This layer adds restrained developer identity. */

.hero-developer-credit {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
  padding-left: 16px;
  border-left: 2px solid rgba(139, 211, 255, 0.56);
  color: var(--text-muted);
}

.hero-developer-credit > div {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 2px 10px;
}

.hero-developer-label {
  grid-column: 1 / -1;
  color: rgba(255, 255, 255, 0.44);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.hero-developer-credit strong {
  color: var(--text);
  font-size: 0.96rem;
  font-weight: 760;
}

.hero-developer-credit small {
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.72rem;
}

.hero-developer-portrait {
  width: 58px;
  height: 76px;
  margin: -18px 0 -8px;
  overflow: hidden;
  border-radius: 10px 10px 0 0;
}

.hero-developer-portrait[hidden] {
  display: none;
}

.hero-developer-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.developer-note-section {
  position: relative;
  padding: 72px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 14% 30%, rgba(95, 195, 255, 0.075), transparent 24rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.018), rgba(255, 255, 255, 0.008));
}

.developer-note-card {
  display: flex;
  align-items: flex-end;
  gap: 44px;
  padding: 36px 40px;
  border: 1px solid rgba(139, 211, 255, 0.14);
  border-radius: 20px;
  background: rgba(9, 14, 22, 0.68);
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.18);
}

.developer-note-copy {
  flex: 1 1 auto;
  max-width: 900px;
}

.developer-note-copy h2 {
  max-width: 820px;
  margin: 12px 0 18px;
  font-size: clamp(1.75rem, 3vw, 2.85rem);
  line-height: 1.36;
}

.developer-note-copy > p:last-child {
  max-width: 790px;
  margin: 0;
  color: var(--text-muted);
}

.developer-note-name {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 0;
}

.developer-note-name strong {
  color: var(--text);
  font-size: 1.04rem;
}

.developer-note-name span {
  color: var(--text-muted);
  font-size: 0.77rem;
}

.developer-note-portrait {
  flex: 0 0 min(27vw, 270px);
  align-self: stretch;
  min-height: 300px;
  margin: -16px 0 -36px;
  overflow: hidden;
  border-radius: 16px 16px 0 0;
}

.developer-note-portrait[hidden] {
  display: none;
}

.developer-note-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.status-developer-note {
  max-width: 650px;
  margin-top: 26px;
  padding: 16px 18px;
  border-left: 2px solid rgba(139, 211, 255, 0.42);
  background: rgba(255, 255, 255, 0.018);
}

.status-developer-note span {
  display: block;
  margin-bottom: 5px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.06em;
}

.status-developer-note p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

html[lang="ja"] .developer-note-copy h2 {
  letter-spacing: -0.02em;
}

@media (max-width: 760px) {
  .hero-developer-credit {
    margin-top: 22px;
  }

  .developer-note-section {
    padding: 54px 0;
  }

  .developer-note-card {
    align-items: stretch;
    flex-direction: column;
    gap: 24px;
    padding: 28px 24px;
    border-radius: 16px;
  }

  .developer-note-portrait {
    flex-basis: auto;
    width: min(70vw, 280px);
    min-height: 0;
    margin: -8px auto 0;
  }

  .developer-note-portrait img {
    aspect-ratio: 3 / 4;
  }

  .status-developer-note {
    margin-top: 22px;
  }
}