/* --- Sections --- */
.portfolio-section {
  padding: 60px 24px 80px 24px;
  max-width: 1400px;
  margin: 0 auto;
}

/* Scroll Reveal */
.reveal-up {
  opacity: 0;
}
.reveal-up.visible {
  opacity: 1;
  animation: reveal-in 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes reveal-in {
  0% {
    opacity: 0;
    transform: translateY(60px) rotate(var(--card-rot, 0deg));
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotate(var(--card-rot, 0deg));
  }
}

.section-header h2 {
  font-size: 2.5rem;
  text-transform: uppercase;
  margin-bottom: 48px;
  display: inline-block;
  background-color: var(--text-main);
  color: var(--bg-color);
  padding: 8px 24px;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transform: rotate(-2deg);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast);
  user-select: none;
  -webkit-user-select: none;
}

.section-header h2:hover {
  transform: translate(-4px, -4px) rotate(0deg);
  box-shadow: 8px 8px 0px var(--accent-secondary);
  background-color: var(--accent-primary);
  color: #000;
}