body{font-family:'Arial',sans-serif;margin:0;padding:20px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh;color:#333;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}.container{max-width:800px;margin:0 auto;background:rgba(255,255,255,0.95);border-radius:15px;padding:20px;box-shadow:0 10px 30px rgba(0,0,0,0.3)}h1{text-align:center;color:#2c3e50;margin-bottom:20px;font-size:2.5em;text-shadow:2px 2px 4px rgba(0,0,0,0.1)}.info-panel{background:#f8f9fa;border:2px solid #e9ecef;border-radius:8px;padding:15px;margin-bottom:20px}.setup-panel{background:#fff3cd;border:2px solid #ffeaa7;border-radius:8px;padding:15px;margin-bottom:20px}.setup-controls{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap}.setup-controls button{background:linear-gradient(45deg,#e67e22,#d35400);padding:8px 15px;font-size:12px}.info-panel p{margin:5px 0;font-size:14px}.controls{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px}button{background:linear-gradient(45deg,#3498db,#2980b9);color:white;border:0;padding:10px 20px;border-radius:5px;cursor:pointer;font-size:14px;transition:all .3s ease;box-shadow:0 4px 8px rgba(0,0,0,0.2)}button:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(0,0,0,0.3)}button:active{transform:translateY(0)}#moveCounter,#bestHeight{background:#34495e;color:white;padding:8px 15px;border-radius:20px;font-weight:bold;font-size:14px}#gameBoard{display:grid;grid-template-columns:repeat(15,40px);grid-template-rows:repeat(14,40px);gap:1px;justify-content:center;background:#2c3e50;padding:10px;border-radius:10px;margin:20px 0;box-shadow:inset 0 4px 8px rgba(0,0,0,0.3)}.cell{width:40px;height:40px;border:1px solid #34495e;background:#ecf0f1;cursor:pointer;position:relative;transition:all .2s ease;border-radius:3px;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.cell:hover{background:#d5dbdb;transform:scale(1.05)}.cell.shoreline{background:linear-gradient(90deg,#e74c3c,#c0392b);border-color:#a93226;box-shadow:0 2px 4px rgba(231,76,60,0.4)}.cell.water{background:linear-gradient(45deg,#3498db,#2980b9);border-color:#2471a3}.cell.selected{background:#f39c12!important;box-shadow:0 0 10px rgba(243,156,18,0.7);animation:pulse 1s infinite}.cell.setup-mode{cursor:crosshair}.cell.setup-mode:hover{background:rgba(46,204,113,0.3)!important;transform:scale(1.05)}.cell.setup-mode.invalid-placement:hover{background:rgba(231,76,60,0.3)!important;cursor:not-allowed}.cell.playing-mode{cursor:pointer}button:disabled{background:#95a5a6;cursor:not-allowed;opacity:.6}button:disabled:hover{transform:none;box-shadow:0 4px 8px rgba(0,0,0,0.2)}.button-active{background:linear-gradient(45deg,#27ae60,#2ecc71)!important;box-shadow:0 0 15px rgba(46,204,113,0.6)!important;border:2px solid #fff!important}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.1)}100%{transform:scale(1)}}@keyframes glow{0%{box-shadow:0 0 5px rgba(46,204,113,0.5)}100%{box-shadow:0 0 15px rgba(46,204,113,0.9)}}.soldier{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:28px;height:28px;background:radial-gradient(circle,#3498db,#2980b9);border-radius:50%;border:3px solid #fff;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 8px rgba(0,0,0,0.3)}.soldier:hover{transform:translate(-50%,-50%) scale(1.1);box-shadow:0 6px 12px rgba(0,0,0,0.4)}.soldier.jumping{animation:jump .5s ease-in-out}@keyframes jump{0%{transform:translate(-50%,-50%) scale(1)}50%{transform:translate(-50%,-70%) scale(1.2)}100%{transform:translate(-50%,-50%) scale(1)}}.instructions{background:#f8f9fa;border-radius:8px;padding:20px;margin-top:20px;border-left:4px solid #3498db}.instructions h3{margin-top:0;color:#2c3e50}.instructions ul{padding-left:20px}.instructions li{margin:8px 0;line-height:1.4}.height-indicator{position:absolute;right:-30px;top:50%;transform:translateY(-50%);font-size:12px;font-weight:bold;color:#2c3e50}@media(max-width:768px){body{padding:10px}.container{margin:5px;padding:10px;max-width:100%}h1{font-size:1.8em;margin-bottom:15px}.info-panel,.setup-panel{padding:10px;margin-bottom:15px;font-size:13px}.controls{justify-content:center;text-align:center;gap:8px;margin-bottom:15px}button{padding:8px 12px;font-size:12px;margin:2px}#moveCounter,#bestHeight{padding:6px 10px;font-size:12px}#gameBoard{grid-template-columns:repeat(15,22px);grid-template-rows:repeat(14,22px);gap:1px;padding:5px;margin:10px auto;max-width:100%;overflow:hidden}.cell{width:22px;height:22px;border-width:1px}.soldier{width:16px;height:16px;border-width:2px}.instructions{padding:15px;font-size:13px}.instructions li{margin:6px 0;line-height:1.3}}@media(max-width:480px){.container{margin:2px;padding:8px}h1{font-size:1.5em;margin-bottom:10px}.info-panel,.setup-panel{padding:8px;margin-bottom:10px;font-size:12px}.controls{flex-direction:column;gap:5px;margin-bottom:10px}
button{width:100%;max-width:200px;padding:10px;font-size:12px}#gameBoard{grid-template-columns:repeat(15,20px);grid-template-rows:repeat(14,20px);gap:1px;padding:3px;margin:8px auto}.cell{width:20px;height:20px}.soldier{width:14px;height:14px;border-width:1px}.instructions{padding:10px;font-size:12px}.height-indicator{display:none}}