:root{color-scheme:dark;font-family:"Segoe UI","Microsoft JhengHei",sans-serif;background:#111a22;color:#e9eee9}
*{box-sizing:border-box}body{margin:0;min-height:100svh;display:grid;place-items:center;background:radial-gradient(ellipse at center,#293a46,#111a22 75%)}
.lab{width:min(100%,calc(200svh - 40px),1680px);padding:10px}.arena{position:relative;width:100%;overflow:hidden;border:1px solid #4b5c63;border-radius:4px;box-shadow:0 16px 50px #0006;background:#263744}
canvas{display:block;width:100%;height:auto;aspect-ratio:2/1;image-rendering:pixelated;touch-action:none;cursor:none;outline:none}
[hidden]{display:none!important}
.reset-button{position:absolute;top:12px;right:12px;min-height:34px;padding:7px 12px;border:1px solid #9c9273;border-radius:3px;background:#172f3be8;color:#ffe2a5;font:inherit;font-size:12px;cursor:pointer;touch-action:manipulation;box-shadow:2px 2px 0 #16222a80}
.reset-button:hover{background:#46544d}.reset-button:active{transform:translateY(1px)}.reset-button:focus-visible{outline:2px solid #f3bb65;outline-offset:3px}.arena.is-over{border-color:#bb6156}.is-over .reset-button{background:#692f32;border-color:#e39877;color:#ffe0bb;box-shadow:0 0 20px #e7854c30}
.level-hud{position:absolute;left:12px;top:12px;width:108px;padding:8px 10px 9px;pointer-events:none;color:#b8d6c9;background:#172f3be8;border:1px solid #627f7d;border-radius:3px;font:14px Consolas,monospace;letter-spacing:.06em}.level-hud.is-leveling{border-color:#c8ecc9;color:#e3fbdc;box-shadow:0 0 12px #b4eccb30}.xp-meter{height:4px;margin-top:7px;background:#182d38;border:1px solid #557773;overflow:hidden}.xp-meter span{display:block;height:100%;width:100%;background:#b6d9ad;transform:scaleX(0);transform-origin:left}
.buffs{position:absolute;left:50%;transform:translateX(-50%);top:73px;display:flex;gap:5px;pointer-events:none}.buff{position:relative;background:#203846e8;color:#adf0ed;border:1px solid #598d94;padding:6px 8px 9px;font-size:16px;line-height:1}.buff b{font-size:11px;font-weight:400;vertical-align:middle}.buff i{position:absolute;bottom:2px;left:3px;right:3px;height:2px;background:currentColor;transform-origin:left}#buff-freeze{color:#bde8ff;border-color:#789dae}#buff-magnet{color:#dfa9f2;border-color:#937aab}#buff-fire{color:#ffac79;border-color:#af795f}#buff-crush{color:#e4ad8c;border-color:#9f8469}
.survival-hud{position:absolute;left:50%;top:12px;transform:translateX(-50%);width:104px;padding:7px 12px 9px;text-align:center;background:#172f3be8;border:1px solid #718a87;pointer-events:none;border-radius:3px}.survival-hud output{font:700 24px/1 Consolas,monospace;letter-spacing:.06em;color:#e9e4bf;white-space:nowrap}.survival-meter{height:4px;margin-top:7px;background:#142c39;overflow:hidden}.survival-meter span{display:block;height:100%;width:100%;background:#aad5b5;transform:scaleX(0);transform-origin:left}.survival-hud .is-final-minute{color:#f2b481}
.result-panel{position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);padding:20px 28px;border:1px solid #d6a381;background:#20333bea;color:#f5d3ae;text-align:center;pointer-events:none;box-shadow:3px 3px 0 #0b2030}.result-panel strong{font-size:24px;font-weight:600;letter-spacing:.1em;white-space:nowrap}.arena.is-won{border-color:#a3d4b1}.is-won .reset-button{background:#315b50;border-color:#a3d4b1;color:#e0f1d5}.is-won .result-panel{border-color:#a3d4b1;background:#24483feb;color:#ddf1cb}
@media(max-width:720px){.lab{padding:4px}.level-hud{left:8px;top:8px;width:90px;font-size:12px;padding:6px 8px 7px}.reset-button{top:8px;right:8px;min-height:30px;padding:6px 9px;font-size:11px}.buffs{top:62px}.buff{padding:5px 6px 8px}.buff b{font-size:10px}.survival-hud{top:8px;width:91px;padding:5px 9px 7px}.survival-hud output{font-size:21px}.survival-meter{margin-top:5px;height:3px}.result-panel{padding:16px 20px}.result-panel strong{font-size:20px}}
@media(max-width:430px){.level-hud{width:78px;font-size:11px}.survival-hud{width:80px;padding:5px 8px}.survival-hud output{font-size:18px}.buffs{top:55px}.buff b{display:none}.result-panel{padding:12px 16px}.result-panel strong{font-size:16px}}