body{background-color:#87ceeb;margin:0;overflow:hidden}canvas{display:block}#info{text-align:center;color:#fff;text-shadow:1px 1px 2px #00000080;z-index:100;white-space:nowrap;text-overflow:ellipsis;background-color:#00000080;border-radius:5px;width:auto;min-width:200px;max-width:90%;padding:8px 12px;font-family:Arial,sans-serif;position:fixed;top:10px;left:50%;overflow:hidden;transform:translate(-50%)}#controlsContainer{z-index:200;width:270px;max-width:80vw;font-family:Arial,sans-serif;transition:all .3s;position:fixed;top:10px;left:10px}#controlsInfo{color:#fff;background-color:#0009;border-radius:6px;flex-direction:column;width:auto;padding:8px 12px;font-size:14px;transition:all .3s;display:flex;overflow:hidden;box-shadow:0 2px 10px #0003}#controlsContent{flex-direction:column;gap:6px;max-height:300px;transition:all .3s;display:flex;overflow:hidden}#controlsInfo.collapsed{width:auto;max-width:180px}#controlsInfo.collapsed #controlsContent{opacity:0;max-height:0;margin-top:0;margin-bottom:0;padding-top:0;padding-bottom:0}#controlsHeader{cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;border-bottom:1px solid #fff3;justify-content:space-between;align-items:center;margin-bottom:8px;padding-bottom:4px;display:flex;position:relative}#controlsHeader:after{content:"⟷";opacity:.6;color:#ff9;font-size:14px;position:absolute;right:30px}@media (hover:none) and (pointer:coarse){#controlsHeader:after{display:block}}@media (hover:hover) and (pointer:fine){#controlsHeader:after{display:none}}#controlsInfo.collapsed #controlsHeader{border-bottom-color:#0000;margin-bottom:0;padding-bottom:0}#controlsHeader h3{color:#fff;margin:0;font-size:16px}.control-item{align-items:center;margin:6px 0;line-height:1.5;display:flex}.key-badge{color:#fff;text-align:center;background-color:#4a69bd;border-radius:4px;min-width:45px;margin-right:8px;padding:2px 6px;font-family:monospace;font-size:13px}#toggleControls{cursor:pointer;color:#fff;background:0 0;border:none;padding:0;font-size:16px}#gameStatsContainer{color:#fff;z-index:100;background-color:#0009;border-radius:5px;width:auto;max-width:90%;padding:8px 12px;font-family:Arial,sans-serif;font-size:16px;transition:all .3s;position:fixed;top:70px;left:auto;right:10px;overflow:hidden;transform:none;box-shadow:0 2px 6px #0003}#gameStatsHeader{cursor:pointer;-webkit-user-select:none;user-select:none;border-bottom:1px solid #fff3;justify-content:space-between;align-items:center;margin-bottom:6px;padding-bottom:4px;display:flex;position:relative}#gameStatsHeader:after{content:"⟷";opacity:.6;color:#ff9;font-size:14px;position:absolute;right:30px}@media (hover:none) and (pointer:coarse){#gameStatsHeader:after{display:block}}@media (hover:hover) and (pointer:fine){#gameStatsHeader:after{display:none}}#gameStatsHeader h3{color:#fff;margin:0;font-size:16px}#toggleStats{cursor:pointer;color:#fff;background:0 0;border:none;padding:0;font-size:16px}#gameStatsContent{flex-wrap:wrap;gap:10px;max-height:100px;transition:all .3s;display:flex;overflow:hidden}#gameStatsContainer.collapsed{width:auto;max-width:160px}#gameStatsContainer.collapsed #gameStatsContent{opacity:0;max-height:0;margin-top:0;margin-bottom:0;padding-top:0;padding-bottom:0}#gameStatsContainer.collapsed #gameStatsHeader{border-bottom:none;margin-bottom:0;padding-bottom:0}.stat-item{flex-direction:column;align-items:center;min-width:80px;display:flex}.stat-label{opacity:.7;font-size:12px}.stat-value{font-size:16px;font-weight:700}#authContainer{z-index:999;background-color:#00000080;border-radius:5px;max-width:220px;padding:5px;font-family:Arial,sans-serif;position:absolute;top:10px;right:10px;box-shadow:0 2px 6px #0003}@media (width<=768px){#info{display:none}#controlsInfo{max-width:250px;font-size:13px}#gameStatsContainer{padding:6px 10px;font-size:14px;top:60px}.stat-value{font-size:14px}.stat-label{font-size:11px}}@media (width<=480px){#controlsContainer{width:220px}#controlsInfo.collapsed{max-width:150px}#controlsInfo.collapsed #controlsContent{opacity:0;max-height:0}#controlsHeader h3{font-size:14px}.key-badge{min-width:38px;font-size:12px}#gameStatsContainer{max-width:160px;padding:5px 8px;font-size:12px;top:55px}#gameStatsHeader h3{font-size:14px}.stat-value{font-size:13px}.stat-item{min-width:60px}#authContainer{max-width:160px;padding:3px;top:10px;right:10px}#loginBtn{padding:4px 8px;font-size:12px}#profileUI{font-size:12px}#profileAvatar{width:24px;height:24px}}@media (height<=400px) and (orientation:landscape){#info{top:40px}#gameStatsContainer{max-width:80%;padding:4px 8px}#controlsInfo.collapsed{max-width:140px}#controlsInfo.collapsed #controlsContent{opacity:0;max-height:0}}@media (orientation:landscape) and (height<=500px){#info{top:50px}#controlsContainer{width:240px}#controlsInfo.collapsed{max-width:160px}#controlsInfo.collapsed #controlsContent{opacity:0;max-height:0}#controlsInfo{max-height:180px}#gameStatsContainer{max-width:85%;padding:5px 8px;font-size:14px}}@media (orientation:portrait){#info{max-width:70%;top:55px}#controlsInfo{max-width:280px}}#resetBtn{color:#fff;cursor:pointer;-webkit-tap-highlight-color:#ffffff80;touch-action:manipulation;-webkit-user-select:none;user-select:none;background-color:#4caf50;border:none;border-radius:8px;padding:15px 20px;font-size:16px;position:absolute;bottom:20px;left:20px}#authUI{align-items:center;display:flex}#loginBtn{color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;-webkit-user-select:none;user-select:none;background-color:#4285f4;border:none;border-radius:4px;justify-content:center;align-items:center;min-width:120px;min-height:36px;padding:10px 18px;font-size:14px;font-weight:500;transition:transform .1s,background-color .2s;display:flex;position:relative;overflow:visible}#loginBtn:hover{background-color:#3367d6}#loginBtn:active,#loginBtn.signing-in{background-color:#2a56c6;transform:scale(.98)}#loginBtn:after{content:"";opacity:0;pointer-events:none;background-color:#fff3;border-radius:4px;width:100%;height:100%;transition:opacity .3s;position:absolute;top:0;left:0}#loginBtn:active:after,#loginBtn.signing-in:after{opacity:1;transition:opacity}#profileUI{color:#fff;align-items:center;display:none}#profileAvatar{border-radius:50%;width:32px;height:32px;margin-right:8px}#profileName{text-overflow:ellipsis;white-space:nowrap;max-width:90px;margin-right:8px;font-size:14px;overflow:hidden}#logoutBtn{color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;background-color:#0000;border:1px solid #fff;border-radius:4px;padding:4px 8px;font-size:12px}#logoutBtn:hover{background-color:#fff3}#logoutBtn:active{background-color:#ffffff4d;transform:scale(.98)}#leaderboard{color:#fff;text-align:center;max-height:200px;margin-top:20px;overflow-y:auto}#leaderboard table{border-collapse:collapse;width:100%}#leaderboard th,#leaderboard td{text-align:left;padding:5px}#leaderboard th{border-bottom:1px solid #ffffff4d}.mini-avatar{vertical-align:middle;border-radius:50%;width:20px;height:20px;margin-right:5px}.current-user-score{background-color:#4caf5033;font-weight:700}#startGameContainer{z-index:2000;color:#fff;background-color:#000c;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:10px;font-family:Arial,sans-serif;display:flex;position:fixed;top:0;left:0;overflow-y:auto}#gameTitle{color:#fff;text-shadow:0 0 10px #87ceeb,0 0 20px #4caf50;letter-spacing:2px;text-align:center;margin-bottom:10px;font-size:42px;animation:2s infinite pulse}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}#gameDescription{text-align:center;max-width:600px;margin-bottom:15px;font-size:16px;line-height:1.4}#controlsGuide{text-align:left;background-color:#ffffff1a;border-radius:10px;max-width:500px;max-height:180px;margin-bottom:15px;padding:10px 20px;overflow-y:auto}#controlsGuide h3{text-align:center;margin-top:0;margin-bottom:8px;font-size:16px}.control-row{justify-content:space-between;margin:6px 0;font-size:14px;display:flex}.key{background-color:#fff3;border-radius:4px;padding:1px 6px;font-family:monospace;font-weight:700}#startMenu{flex-direction:column;align-items:center;gap:10px;width:280px;margin-bottom:10px;display:flex}.menu-button{color:#fff;cursor:pointer;text-align:center;-webkit-tap-highlight-color:transparent;touch-action:manipulation;background-color:#4caf50;border:none;border-radius:8px;min-width:220px;padding:12px 20px;font-size:16px;transition:background-color .3s,transform .2s;position:relative}.menu-button:after{content:"";opacity:0;background-color:#fff3;border-radius:8px;transition:opacity .1s;position:absolute;inset:0}.menu-button:active:after,.menu-button.touch-active:after{opacity:1}.menu-button.start{background-color:#4caf50}.menu-button.options{background-color:#4a69bd}.menu-button.about{background-color:#ff7979}.menu-button:hover{background-color:#45a049;transform:scale(1.05)}.menu-button.options:hover{background-color:#3c58b0}.menu-button.about:hover{background-color:#ff6b6b}.menu-button:active{transform:scale(.98)}.build-badge{color:#333;white-space:nowrap;background:#eef;border:1px solid #ccd;border-radius:.35rem;margin-left:.5rem;padding:.15rem .4rem;font:500 11px system-ui}#aboutGamePanel{text-align:center;background-color:#000000b3;border-radius:10px;max-width:600px;margin-top:10px;margin-bottom:10px;padding:15px;font-size:14px;display:none}#aboutGamePanel h3{color:#ff7979;margin-top:0;margin-bottom:10px;font-size:18px}#aboutGamePanel p{margin-bottom:8px;line-height:1.4}#keyboardHint{opacity:.8;margin-top:8px;font-size:14px;font-style:italic}#gameCanvas{display:none}@media (height<=650px){#gameTitle{margin-bottom:5px;font-size:32px}#gameDescription{max-width:90%;margin-bottom:10px;font-size:14px}#controlsGuide{max-height:120px;margin-bottom:10px}.menu-button{padding:8px 16px;font-size:14px}}@media (width<=480px){#gameTitle{font-size:28px}#controlsGuide{max-width:90%;padding:8px 15px}}@media (width<=768px){.menu-button{min-height:44px;padding:12px 24px}}