.experience-strip {
  padding-top: 102px;
}

.experience-line {
  --experience-travel-inset: 42px;
  --experience-travel-duration: 16s;
}

.experience-line::after {
  content: none;
}

.experience-traveler {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: var(--experience-travel-inset);
  width: 1px;
  height: 1px;
  pointer-events: none;
  animation: experience-walk-travel var(--experience-travel-duration) linear infinite;
}

.experience-walker {
  position: absolute;
  z-index: 1;
  bottom: 0;
  left: 0;
  width: 68px;
  height: 100px;
  background: url('/assets/experience-walk-cycle.png') 0 0 / 600% 100% no-repeat;
  transform: translateX(-50%);
  animation: experience-walk-steps 1.2s steps(6, end) infinite;
}

.experience-traveler::after {
  content: none;
}

.experience-strip:not(.is-walking) .experience-traveler,
.experience-strip:not(.is-walking) .experience-walker {
  animation-play-state: paused;
}

@keyframes experience-walk-travel {
  0% { left: var(--experience-travel-inset); opacity: 0; }
  4%, 96% { opacity: 1; }
  100% { left: calc(100% - var(--experience-travel-inset)); opacity: 0; }
}

@keyframes experience-walk-steps {
  to { background-position: 120% 0; }
}

@media (max-width: 800px) {
  .experience-strip { padding-top: 46px; }
  .experience-timeline { margin-top: 68px; }
}

@media (max-width: 600px) {
  .experience-strip { padding-top: 38px; }
  .experience-timeline {
    margin-top: 56px;
    padding-top: 60px;
  }
  .experience-line {
    --experience-travel-inset: 34px;
    top: 9px;
    bottom: auto;
    left: 9px;
    right: 9px;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, #d8d8d888, #ffffff20 86%, transparent);
  }
  .experience-timeline::before {
    content: '';
    position: absolute;
    top: 60px;
    bottom: 18px;
    left: 26px;
    width: 1px;
    background: linear-gradient(#d8d8d888, #ffffff18);
  }
  .experience-walker {
    width: 54.4px;
    height: 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .experience-traveler { left: 50%; opacity: 1; }
  .experience-traveler,
  .experience-walker { animation: none; }
}