.game-page{min-height:100dvh;padding:var(--kids-pad-top) var(--kids-pad-right) var(--kids-pad-bottom) var(--kids-pad);flex-direction:column;display:flex;position:relative}.game-page__header{top:max(var(--kids-pad-top), env(safe-area-inset-top));left:max(var(--kids-pad), env(safe-area-inset-left));z-index:30;pointer-events:none;min-height:auto;padding:0;position:absolute}.game-page__back{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#ef6c00;-webkit-tap-highlight-color:transparent;pointer-events:auto;background:#ffffffeb;border:3px solid #ffcc80;border-radius:999px;justify-content:center;align-items:center;min-height:44px;padding:0 14px;font-size:15px;font-weight:800;text-decoration:none;display:inline-flex;box-shadow:0 4px 12px #0000001f}.game-page__back:active{transform:translateY(2px);box-shadow:0 2px 8px #0000001f}.game-page__title{font-family:var(--font-kids-display), var(--font-kids-body), sans-serif;color:#5d4037;margin:0;font-size:clamp(20px,4.5vw,32px);font-weight:700}.game-page__stage{flex-direction:column;flex:auto;min-height:0;display:flex}.game-page--car-run,.game-page--plane-shoot,.game-page--hihi{padding:0}.game-page--hihi .game-page__header{display:none}.game-page--hihi .game-page__stage{min-height:100dvh}.game-page--car-run .game-page__stage,.game-page--plane-shoot .game-page__stage{min-height:100dvh;padding:10dvh max(var(--kids-pad-right), env(safe-area-inset-right)) 10dvh max(var(--kids-pad), env(safe-area-inset-left));box-sizing:border-box;justify-content:flex-start}@media (orientation:landscape) and (max-height:500px){.game-page__back{min-height:40px;padding:0 12px;font-size:14px}}.game-page .game-page__header{top:max(12px, env(safe-area-inset-top));left:max(12px, env(safe-area-inset-left));z-index:80;display:block;position:fixed}.game-page .game-page__back{color:#444;background:#ffffffe6;border:1px solid #8080804d;border-radius:50%;width:40px;height:40px;min-height:40px;padding:0;transition:background-color .2s,transform .2s;box-shadow:0 2px 8px #00000026}.game-page .game-page__back:hover{background:#fff}.game-page .game-page__back:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}[data-theme=dark] .game-page .game-page__back{color:#eee;background:#28282ce6}[data-theme=dark] .game-page .game-page__back:hover{background:#444}