/* CoCreate · 1·2·3 horizontal step process with connecting line. */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-7);
  margin-top: var(--sp-9);
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.35;
  z-index: 0;
}
.step {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
}
.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: var(--fs-title-l);
  color: #fff;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--sh-sm);
}
.step--active .step__num {
  background: linear-gradient(135deg, var(--accent), var(--secondary), var(--primary));
  border-color: transparent;
  box-shadow: var(--sh-glow);
}
.step__title {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: var(--fs-title-m);
  color: var(--text-primary);
}
.step__body {
  font-size: var(--fs-body-s);
  color: var(--text-secondary);
  max-width: 28ch;
  line-height: var(--lh-relaxed);
}
@media (max-width: 640px) {
  .steps { grid-template-columns: 1fr; }
  .steps::before { display: none; }
}