/* ============================================================
   About Hero — Dark header
   ============================================================ */
.about-hero {
  position: relative;
  background: #0a0a0a;
  overflow: hidden;
  padding: 120px 0 96px;
}

.about-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.about-hero__glow {
  position: absolute;
  top: -100px;
  right: -80px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(249,115,22,0.8) 0%, transparent 65%);
  pointer-events: none;
}

.about-hero__inner {
  position: relative;
  z-index: 1;
}

.about-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.75rem;
}

.about-hero__eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f97316;
  box-shadow: 0 0 8px rgba(249,115,22,0.6);
  flex-shrink: 0;
}

.about-hero__eyebrow-text {
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #f97316;
}

.about-hero__title {
  font-family: var(--font-jp), var(--font-en);
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: #fff;
  max-width: 700px;
}

.about-hero__title em {
  font-style: normal;
  color: #f97316;
}

/* ============================================================
   About Profile
   ============================================================ */
.about-profile__inner {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 5rem;
  align-items: start;
}

.about-profile__avatar {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-soft);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-profile__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-profile__avatar-wrap {
  position: relative;
}

.about-profile__avatar-wrap img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 20px;
  display: block;
  filter: grayscale(20%);
}

.about-profile__label {
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #f97316;
  margin-bottom: 0.75rem;
}

.about-profile__name {
  margin-bottom: 0.25rem;
}

.about-profile__name-en {
  font-size: 0.9rem;
  font-weight: var(--fw-regular);
  color: var(--color-text-muted);
  font-family: var(--font-en);
}

.about-profile__kana {
  font-size: 0.85rem;
  color: #aaa;
  margin-bottom: 0;
}

.about-profile__rule {
  width: 40px;
  height: 2px;
  background: #f97316;
  margin: 1.5rem 0;
}

.about-profile__role {
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.about-profile__bio {
  margin-bottom: 1.5rem;
  color: var(--color-text-muted);
}

.about-profile__bio p {
  font-size: 0.96rem;
  line-height: 1.9;
  color: #444;
  margin-bottom: 1rem;
}

.about-profile__bio p:last-child {
  margin-bottom: 0;
}

.about-profile__skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.about-profile__skills li {
  background: rgba(0,0,0,.06);
  color: var(--color-secondary);
  padding: 0.35em 0.9em;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: var(--fw-medium);
}

.about-profile__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.75rem;
}

.about-profile__stack span {
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  color: #555;
  background: #f4f4f4;
  border: 1px solid #e5e5e5;
  padding: 0.25em 0.75em;
  border-radius: 4px;
}

/* ============================================================
   About Philosophy
   ============================================================ */
.about-philosophy__list {
  margin-top: 2.5rem;
  border-top: 1px solid #e5e5e5;
}

.about-philosophy__item {
  display: grid;
  gap: 2rem;
  align-items: start;
  padding: 2.25rem 0;
  border-bottom: 1px solid #e5e5e5;
  transition: background 0.2s;
}

.about-philosophy__list .about-philosophy__item {
  grid-template-columns: 72px 1fr;
}

.about-philosophy__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.about-philosophy__grid .about-philosophy__item {
  padding: 2rem;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  grid-template-columns: unset;
}

.about-philosophy__item:hover {
  background: rgba(249,115,22,0.02);
}

.about-philosophy__num {
  font-family: var(--font-en);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: #e8e8e8;
  line-height: 1;
  padding-top: 0.15rem;
  transition: color 0.2s;
}

.about-philosophy__grid .about-philosophy__num {
  font-size: 2.5rem;
  color: var(--color-primary);
  opacity: .2;
  margin-bottom: 1rem;
}

.about-philosophy__item:hover .about-philosophy__num {
  color: #f97316;
}

.about-philosophy__heading {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0a0a0a;
  margin-bottom: 0.6rem;
}

.about-philosophy__text {
  font-size: 0.9rem;
  line-height: 1.85;
  color: #666;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .about-profile__inner {
    grid-template-columns: 1fr;
  }

  .about-profile__photo {
    max-width: 240px;
    margin-inline: auto;
  }
}

@media (max-width: 768px) {
  .about-profile__avatar-wrap {
    max-width: 220px;
  }

  .about-philosophy__list .about-philosophy__item {
    grid-template-columns: 48px 1fr;
    gap: 1.25rem;
  }

  .about-philosophy__num {
    font-size: 1.6rem;
  }

  .about-philosophy__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .about-philosophy__grid { grid-template-columns: 1fr; }
}