/* Loading screen – Chrome offline dino style + split reveal */
body.is-loading {
  overflow: hidden;
}

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  pointer-events: all;
}

.page-loader.is-done {
  pointer-events: none;
}

.loader-half {
  position: fixed;
  left: 0;
  right: 0;
  height: 50%;
  background: #f7f7f7;
  z-index: 10002;
  transition: transform 0.9s cubic-bezier(0.65, 0, 0.35, 1);
  will-change: transform;
}

.loader-half--top {
  top: 0;
}

.loader-half--bottom {
  bottom: 0;
}

.page-loader.is-revealing .loader-half--top {
  transform: translateY(-100%);
}

.page-loader.is-revealing .loader-half--bottom {
  transform: translateY(100%);
}

.loader-scene {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(520px, 88vw);
  z-index: 10003;
  transition: opacity 0.35s ease;
}

.page-loader.is-revealing .loader-scene {
  opacity: 0;
}

.loader-label {
  margin: 0 0 0.65rem;
  text-align: center;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: clamp(0.8rem, 2vw, 0.9rem);
  letter-spacing: 0.02em;
  color: #535353;
}

.dino-game {
  position: relative;
  height: 72px;
  border-radius: 2px;
  overflow: hidden;
  background: #f7f7f7;
}

.dino-canvas {
  display: block;
  width: 100%;
  height: 72px;
}

.loader-runner {
  position: absolute;
  left: 0%;
  bottom: 12px;
  width: clamp(48px, 13vw, 64px);
  height: auto;
  z-index: 2;
  pointer-events: none;
  transform: translateX(-50%) scaleX(-1);
  transform-origin: bottom center;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.12));
}

@media (prefers-reduced-motion: reduce) {
  .loader-half {
    transition-duration: 0.01ms;
  }

  .loader-scene {
    transition: none;
  }
}