/* ─── BIO ────────────────────────────────────────────────── */
.bio {
  padding-top: calc(var(--nav-h) + 80px);
  padding-bottom: 80px;
}
.bio__inner {
  max-width: 640px;
}
.bio__avatar {
  width: 100%;
  aspect-ratio: 1;
  max-width: 260px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: .75rem;
  position: relative;
  overflow: hidden;
}
.bio__avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim), transparent 60%);
}
.bio__avatar-icon {
  font-size: 3rem;
  position: relative;
  z-index: 1;
}
.bio__avatar-text {
  position: relative;
  z-index: 1;
  color: var(--text-muted);
}

.bio__text h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -.03em;
  margin-bottom: 6px;
}
.bio__text h1 span { color: var(--accent); }
.bio__role {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: 24px;
}
.bio__para {
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 16px;
}

/* currently building box */
.building-box {
  margin-top: 32px;
  padding: 20px 24px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-dim);
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.building-box__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 6px;
  flex-shrink: 0;
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent); }
  50%       { opacity: .5; box-shadow: 0 0 2px var(--accent); }
}
.building-box__label {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--accent);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.building-box__text {
  font-size: .9rem;
  color: var(--text-dim);
}

/* ─── SKILLS ─────────────────────────────────────────────── */
.skills {
  padding-bottom: 96px;
  border-top: 1px solid var(--border-dim);
  padding-top: 72px;
}
.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

/* skill category card */
.skill-cat {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition);
}
.skill-cat:hover { border-color: var(--border); }
.skill-cat__header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.skill-cat__icon { font-size: 1.2rem; }
.skill-cat__name {
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--accent);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.skill-cat__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* skill badge */
.badge {
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--text-dim);
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: transparent;
  transition: all var(--transition);
}
.badge:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

@media (max-width: 768px) {
  .bio__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .bio__avatar {
    max-width: 140px;
  }
}