/* ============================================================
   skills.css — Skill chips, categories, certifications
   ============================================================ */

#skills {
  background: var(--surface);
  padding: var(--section-pad) 0;
  color: var(--text-dark);
}

.skills-header {
  text-align: center;
  margin-bottom: 72px;
}

.skills-header .section-title { color: var(--text-dark); }
.skills-header .section-sub   { color: var(--text-muted); margin: 12px auto 0; }

/* ---- Category block ---- */
.skill-category { margin-bottom: 48px; }

.skill-category-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 18px;
}

/* ---- Chips ---- */
.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dark);
  cursor: default;
  /* Initial GSAP state */
  opacity: 0;
  transform: translateY(20px);
  transition: transform var(--transition), box-shadow var(--transition),
              border-color var(--transition), color var(--transition);
}

.skill-chip .chip-icon {
  font-size: 1.05rem;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skill-chip:hover {
  transform: translateY(-3px) rotate(1.5deg);
  box-shadow: 0 8px 24px rgba(108, 99, 255, 0.20);
  border-color: rgba(108, 99, 255, 0.35);
  color: var(--accent-dark);
}

.skill-chip:hover .chip-icon {
  transform: rotate(-12deg) scale(1.2);
}

/* ---- Certifications ---- */
.certs-row {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--surface-border);
}

.cert-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cert-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: var(--radius-card);
  background: linear-gradient(135deg, #fff, #f0f0ff);
  border: 1px solid rgba(108, 99, 255, 0.20);
  box-shadow: 0 4px 16px rgba(108, 99, 255, 0.08);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-dark);
  /* Initial GSAP state */
  opacity: 0;
  transform: translateY(20px);
  transition: transform var(--transition), box-shadow var(--transition);
}

.cert-chip:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(108, 99, 255, 0.20);
}

.cert-badge {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}