/* 採用OP27：動画全体を保持し、スマホも横画面も切り取らない。 */
#openingMovie{position:fixed;inset:0;z-index:100000;background:#060811;color:#fff;display:grid;place-items:center;touch-action:manipulation;isolation:isolate}
#openingMovie[hidden]{display:none}
#openingMovie video{width:100%;height:100%;min-height:0;object-fit:contain;display:block}
#openingMovie .opening-controls{position:absolute;top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));display:flex;gap:8px}
#openingMovie button{border:1px solid #ffffff80;background:#101729e8;color:white;border-radius:24px;min-height:44px;padding:10px 18px;font:700 15px sans-serif;cursor:pointer}
#openingMovie button:focus-visible{outline:3px solid #ffe7a3;outline-offset:3px}
#openingMovie .opening-start{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;background:#03061670;text-align:center}
#openingMovie .opening-start[hidden]{display:none}
#openingMovie .opening-start button{font-size:20px;padding:16px 32px;background:#233559}
#openingMovie .opening-hint{position:absolute;bottom:max(12px,env(safe-area-inset-bottom));margin:0;padding:6px 13px;border-radius:20px;background:#060811b0;font:13px sans-serif;pointer-events:none}