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.mobile-controls,body:fullscreen .game-instructions,body:fullscreen .mobile-controls,body:-ms-fullscreen .game-instructions,body:-ms-fullscreen .mobile-controls){display:none}:is(body:fullscreen .game-instructions,body:fullscreen .mobile-controls,body:fullscreen .game-instructions,body:fullscreen .mobile-controls,body:fullscreen .game-instructions,body:fullscreen .mobile-controls,body:fullscreen .game-instructions,body:fullscreen .mobile-controls){display:none}#game-container.fullscreen{z-index:9000;box-sizing:border-box;background:#000;flex-direction:column;justify-content:center;align-items:center;width:100vw;height:100vh;padding:20px;display:flex;position:fixed;top:0;left:0}#game-container.fullscreen #blockdestroyer-canvas{max-width:none!important;max-height:none!important}#game-container.fullscreen .canvas-controls{z-index:9003;position:fixed;top:20px;right:20px}#game-container.fullscreen .game-instructions,#game-container.fullscreen .mobile-controls{display:none}#game-container.fullscreen .orientation-message{color:#fff;text-align:center;z-index:9001;background:#000000e6;border-radius:10px;max-width:300px;padding:30px;font-size:16px;line-height:1.5;display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}#game-container.fullscreen .orientation-message .rotate-icon{margin-bottom:15px;font-size:48px;animation:2s ease-in-out infinite rotatePhone;display:block}@keyframes rotatePhone{0%,to{transform:rotate(0)}25%{transform:rotate(-15deg)}75%{transform:rotate(15deg)}}@media screen and (orientation:portrait) and (width<=768px){#game-container.fullscreen .orientation-message{display:block}#game-container.fullscreen #blockdestroyer-canvas{filter:blur(3px);opacity:.3}}@media (width<=768px){#game-container.fullscreen{padding:10px}}@media (width<=480px){#game-container.fullscreen{padding:5px}}.blockdestroyer .game-instructions{text-align:center;color:#6b7280;max-width:600px;margin:15px 0;font-size:14px;line-height:1.4}.blockdestroyer .game-instructions p{margin:5px 0}.blockdestroyer .mobile-controls{flex-direction:column;align-items:center;gap:10px;width:100%;max-width:300px;margin-top:15px;display:none}.blockdestroyer .control-row{justify-content:center;gap:15px;width:100%;display:flex}.blockdestroyer .control-btn{color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:manipulation;background:linear-gradient(135deg,#3b82f6,#2563eb);border:2px solid #1d4ed8;border-radius:8px;justify-content:center;align-items:center;min-width:60px;min-height:50px;padding:12px 20px;font-size:16px;font-weight:600;transition:all .2s;display:flex}.blockdestroyer .control-btn:hover{background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-1px);box-shadow:0 4px 8px #3b82f64d}.blockdestroyer .control-btn:active{transform:translateY(0);box-shadow:0 2px 4px #3b82f64d}.blockdestroyer #launch-btn{background:linear-gradient(135deg,#10b981,#059669);border-color:#047857;min-width:80px}.blockdestroyer #launch-btn:hover{background:linear-gradient(135deg,#059669,#047857);box-shadow:0 4px 8px #10b9814d}.blockdestroyer .desktop-only{display:inline}.blockdestroyer .mobile-only{display:none}.blockdestroyer .power-up-indicator{color:#fff;z-index:9002;background:#000c;border-radius:6px;padding:8px 12px;font-size:12px;display:none;position:fixed;top:20px;right:20px}.blockdestroyer .power-up-indicator.active{animation:2s infinite powerUpPulse;display:block}@keyframes powerUpPulse{0%,to{background:#000c;transform:scale(1)}50%{background:#3b82f6e6;transform:scale(1.05)}}@media (width<=768px){.blockdestroyer #game-container{min-height:300px;padding:15px 10px}#blockdestroyer-canvas{cursor:default;width:90vw;max-width:480px;height:60vw;max-height:320px}.blockdestroyer .mobile-controls{margin-top:10px;display:flex}.blockdestroyer .desktop-only{display:none}.blockdestroyer .mobile-only{display:inline}.blockdestroyer .game-instructions{margin:8px 0;font-size:13px}.blockdestroyer .control-btn{min-width:50px;min-height:45px;padding:10px 16px;font-size:14px}.blockdestroyer .control-row{gap:12px}.canvas-control-btn{width:28px;height:28px;font-size:14px}}@media (width<=480px){.blockdestroyer #game-container{min-height:250px;padding:10px 5px}#blockdestroyer-canvas{border-radius:6px;width:95vw;max-width:380px;height:63vw;max-height:250px}.blockdestroyer .control-btn{min-width:45px;min-height:40px;padding:8px 12px;font-size:13px}.blockdestroyer .control-row{gap:8px}.blockdestroyer .mobile-controls{margin-top:8px}.blockdestroyer .game-instructions{margin:8px 0;padding:0 10px;font-size:12px}}@media (width<=360px){#blockdestroyer-canvas{width:98vw;max-width:340px;height:65vw;max-height:220px}.blockdestroyer .control-btn{min-width:40px;min-height:35px;padding:6px 10px;font-size:12px}.blockdestroyer .game-instructions{margin:6px 0;font-size:11px}.blockdestroyer .control-row{gap:6px}.blockdestroyer .mobile-controls{margin-top:6px}.canvas-control-btn{width:26px;height:26px;font-size:12px}}@media (prefers-contrast:high){#blockdestroyer-canvas{border:3px solid #000}.blockdestroyer .control-btn{border:3px solid #000;font-weight:700}}@media (prefers-reduced-motion:reduce){.blockdestroyer .control-btn{transition:none}.blockdestroyer .control-btn:hover{transform:none}@keyframes powerUpPulse{0%,to{background:#000c;transform:none}}}.blockdestroyer .control-btn:focus{outline-offset:2px;outline:2px solid #f59e0b}#blockdestroyer-canvas:focus{outline-offset:4px;outline:2px solid #f59e0b}.blockdestroyer .loading{color:#6b7280;flex-direction:column;justify-content:center;align-items:center;min-height:400px;display:flex}.blockdestroyer .loading:after{content:"Loading...";margin-top:10px;font-size:14px}