*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:#eef0f2;font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,system-ui,sans-serif;color:#1b1c1e;-webkit-user-select:none;user-select:none}#app,#app canvas{position:fixed;inset:0;width:100%;height:100%;display:block}#overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#eef0f2d1;backdrop-filter:blur(6px);z-index:10;padding:16px;overflow-y:auto}#overlay.hidden{display:none}#overlay .panel{max-width:640px;width:100%;text-align:center}#overlay h1{margin:0;font-size:clamp(44px,12vw,104px);font-weight:900;font-style:italic;letter-spacing:.02em;line-height:1}#overlay h1 .super{color:#1b1c1e}#overlay h1 .hot{color:#ff2a17}#overlay h1 .xr{color:#1b1c1e;font-size:.35em;margin-left:.25em;vertical-align:super}#overlay .tag{font-size:18px;margin:12px 0 28px;color:#4a4d52}#overlay .buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}#overlay button,#vr-corner{font:inherit;font-size:18px;font-weight:800;padding:14px 28px;border:2px solid #1b1c1e;background:#fff;color:#1b1c1e;cursor:pointer;letter-spacing:.05em;min-width:200px}#overlay button.primary{background:#ff2a17;border-color:#ff2a17;color:#fff}#overlay button:disabled{opacity:.45;cursor:default}#overlay button:not(:disabled):hover{transform:translateY(-1px);box-shadow:0 4px #1b1c1e}#overlay .help{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;text-align:left}#overlay .help h3{margin:0 0 6px;font-size:14px;color:#ff2a17;letter-spacing:.1em}#overlay .help p{margin:0;font-size:14px;line-height:1.7;color:#3a3d42}#overlay .note{font-size:13px;color:#6a6d72;margin-top:20px;min-height:1em}@media(max-width:520px){#overlay .help{grid-template-columns:1fr}}#crosshair{position:fixed;left:50%;top:50%;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:#1b1c1e;box-shadow:0 0 0 2px #fffc;display:none;z-index:5;pointer-events:none}#crosshair.target{background:#ff2a17;width:14px;height:14px;margin:-7px 0 0 -7px}#hint,#ammo{position:fixed;left:50%;transform:translate(-50%);z-index:5;pointer-events:none;font-weight:800;letter-spacing:.05em;text-shadow:0 1px 0 #fff,0 0 6px #fff}#hint{top:calc(50% + 22px);font-size:15px;color:#ff2a17}#ammo{bottom:28px;font-size:18px;color:#1b1c1e}#click-to-play{position:fixed;inset:0;display:none;align-items:center;justify-content:center;z-index:6;cursor:pointer}#click-to-play div{background:#1b1c1e;color:#fff;padding:14px 26px;font-weight:800;letter-spacing:.1em}#vr-corner{position:fixed;right:16px;top:16px;z-index:7;display:none;min-width:0;padding:10px 18px;font-size:15px}body.in-vr #crosshair,body.in-vr #hint,body.in-vr #ammo{display:none!important}#timebar{position:fixed;left:50%;bottom:14px;width:180px;height:4px;margin-left:-90px;z-index:5;background:#1b1c1e26;display:none;pointer-events:none}#timebar div{width:100%;height:100%;background:#ff2a17;transform-origin:left center;transform:scaleX(0)}#overlay .source{margin-top:18px;font-size:13px;color:#6a6d72}#overlay .source a{color:#ff2a17;font-weight:800;text-decoration:none;border-bottom:2px solid #ff2a17;margin-right:6px}#overlay .source a:hover{color:#1b1c1e;border-color:#1b1c1e}#src-corner{position:fixed;left:16px;bottom:12px;z-index:7;font-size:13px;font-weight:800;color:#6a6d72;text-decoration:none;display:none}#src-corner:hover{color:#ff2a17}body.menu-open #src-corner{display:block}body.in-vr #src-corner{display:none!important}