body{background:#14244a}.ib-sr{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.ib{box-sizing:border-box;flex-direction:column;align-items:center;min-height:calc(100dvh - 72px);padding:6px 6px 16px;display:flex}.ib-stage{justify-content:center;display:flex;position:relative}#ib-canvas{image-rendering:pixelated;background:#8cc4f0;border-radius:6px;outline:none;display:block;box-shadow:0 4px 18px #00000073}.ib-loading{text-align:center;color:#f4e9c8;font-size:14px;position:absolute;top:40%;left:0;right:0}.ib-back,.ib-sound{color:#e7d5a2;white-space:nowrap;background:0 0;border:1px solid #c9a227;border-radius:999px;padding:4px 8px;font-size:12px;text-decoration:none}.ib-back{margin-left:auto}.ib-sound{cursor:pointer;touch-action:manipulation;margin-left:6px;font-family:inherit}.ib-sound[aria-pressed=true]{color:#14244a;background:#c9a227}.ib-sound[aria-pressed=false]{opacity:.75;text-decoration:line-through}.ib-panel{box-sizing:border-box;text-align:center;color:#fff8e6;background:#101a34cc;border-radius:6px;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:14px;font-family:DotGothic16,Hiragino Kaku Gothic ProN,Yu Gothic,sans-serif;display:flex;position:absolute;inset:0;overflow-y:auto}.ib-panel[hidden]{display:none}.ib-logo{letter-spacing:.06em;color:#ffd84a;text-shadow:3px 3px #3a3a4a,5px 5px #1b1b26;margin:0;font-size:30px;font-weight:400;line-height:1.15}.ib-logo small{letter-spacing:.3em;color:#fff8e6;text-shadow:2px 2px #1b1b26;margin-top:6px;font-size:12px;display:block}.ib-howto{text-align:left;background:#101a34c7;border:2px solid #c9a227;border-radius:4px;margin:0;padding:8px 12px 8px 28px;font-size:13px;line-height:1.7}.ib-howto b{color:#ffd84a;font-weight:400}.ib-keys{opacity:.85;margin:0;font-size:11px}.ib-panel--title{background:linear-gradient(#101a3499,#101a3400 22% 62%,#101a34b3);justify-content:space-between}.ib-panel--title .ib-logo{margin-bottom:auto}.ib-panel--title .ib-best{text-shadow:1px 1px #1b1b26,0 0 4px #000c}.ib-panel--howto{background:#101a34e6}.ib-best{margin:0;font-size:13px}.ib-best b{color:#ffd84a;font-size:16px;font-weight:400}.ib-over-h{letter-spacing:.08em;color:#ffd84a;text-shadow:2px 2px #1b1b26;margin:0;font-size:24px;font-weight:400}.ib-why{color:#ff9d8a;margin:0;font-size:14px}.ib-howto b.ib-x{color:#ff5a4a;padding:0 2px;font-family:sans-serif;font-weight:700}.ib-score-line{margin:0;font-size:18px}.ib-score-line b{color:#ffd84a;font-size:44px;font-weight:400}.ib-record{color:#ff9d8a;margin:0;animation:.8s steps(2,end) infinite ibPulse}.ib-tally{text-align:left;background:#101a3499;border:1px solid #c9a22799;gap:2px;min-width:200px;margin:0;padding:6px 12px;font-size:13px;list-style:none;display:grid}.ib-tally b{color:#ffd84a;font-weight:400}.ib-btn{cursor:pointer;min-width:168px;font:inherit;letter-spacing:.1em;color:#1b1b26;background:#ffd84a;border:0;padding:10px 18px 12px;font-size:17px;box-shadow:inset -3px -3px #c9a227,0 0 0 3px #1b1b26,4px 4px 0 3px #00000073}.ib-btn,.ib-link,.ib-skip{touch-action:manipulation}.ib-btn:active{transform:translate(2px,2px);box-shadow:inset -3px -3px #c9a227,0 0 0 3px #1b1b26}.ib-btn--sub{background:#cfe6ef;min-width:132px;padding:8px 14px 10px;font-size:14px;box-shadow:inset -3px -3px #7fa7b8,0 0 0 3px #1b1b26,4px 4px 0 3px #00000073}.ib-btn:focus-visible,.ib-link:focus-visible,.ib-skip:focus-visible{outline-offset:4px;outline:2px solid #fff8e6}.ib-link{cursor:pointer;font:inherit;color:#cfe6ef;background:0 0;border:0;padding:6px;font-size:14px;text-decoration:underline}.ib-skip{cursor:pointer;color:#1b1b26;background:#cfe6ef;border:0;padding:6px 14px 8px;font-family:DotGothic16,Hiragino Kaku Gothic ProN,sans-serif;font-size:14px;position:absolute;bottom:10px;right:10px;box-shadow:inset -3px -3px #7fa7b8,0 0 0 2px #1b1b26}.ib-skip[hidden]{display:none}@keyframes ibPulse{50%{opacity:.5}}@media (width<=380px){.ib-sound{margin-left:4px;padding:4px 6px;font-size:11px}.ib-back{padding:4px 6px;font-size:11px}#ib-title{gap:8px}.ib-logo{font-size:26px}.ib-howto{font-size:12px}}@media (prefers-reduced-motion:reduce){.ib-record{animation:none}}