*{margin:0;padding:0;box-sizing:border-box}body{font-family:Quicksand,sans-serif;overflow:hidden;background:linear-gradient(180deg,#ffe5ec,#b4e4ff,#95bdff)}.menu-screen{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;z-index:1000}.menu-background{position:absolute;top:0;left:0;width:100%;height:100%;background:url(./assets/menu-background-floating-islands.jpg) center/cover;filter:brightness(.9)}.pause-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#00000080;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.menu-content{position:relative;text-align:center;background:#ffffffd9;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:60px 80px;border-radius:24px;box-shadow:0 8px 32px #0000001a;animation:fadeInUp .6s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.game-title{font-size:48px;font-weight:600;color:#5a8fb0;margin-bottom:16px;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.game-subtitle{font-size:18px;color:#6b8e6b;margin-bottom:40px}.menu-button{display:block;width:280px;padding:16px 32px;margin:16px auto;font-family:Quicksand,sans-serif;font-size:20px;font-weight:500;color:#fff;background:linear-gradient(135deg,#a8d8ea,#7cb9d4);border:none;border-radius:24px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px #a8d8ea66}.menu-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #a8d8ea99}.menu-button.secondary{background:linear-gradient(135deg,#e0e0e0,#bdbdbd);box-shadow:0 4px 12px #0000001a}.credits{margin-top:32px;font-size:14px;color:#888}.settings-section{margin-top:32px;text-align:left}.settings-section h3{font-size:20px;margin-bottom:16px;color:#5a8fb0}.settings-section label{display:block;margin-bottom:12px;font-size:16px;color:#555}.settings-section input[type=range]{width:100%;margin-top:8px}#gameContainer{position:fixed;top:0;left:0;width:100%;height:100%}#gameCanvas{display:block;width:100%;height:100%}.hud{position:fixed;top:20px;left:20px;z-index:100}.resource-display{background:#ffffffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px 24px;border-radius:16px;box-shadow:0 4px 12px #0000001a;display:flex;gap:24px}.resource-item{display:flex;align-items:center;gap:8px}.resource-icon{font-size:24px}.resource-count{font-size:20px;font-weight:600;color:#5a8fb0}.time-display{margin-top:12px;background:#ffffffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:12px 20px;border-radius:16px;box-shadow:0 4px 12px #0000001a;text-align:center;font-size:16px;font-weight:500;color:#6b8e6b}.ui-panel{position:fixed;bottom:30px;left:50%;transform:translate(-50%);display:flex;gap:12px;background:#ffffffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px 24px;border-radius:24px;box-shadow:0 4px 20px #00000026;z-index:100}.ui-button{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 16px;background:#a8d8ea4d;border:2px solid transparent;border-radius:16px;cursor:pointer;transition:all .3s ease;font-family:Quicksand,sans-serif;font-size:14px;font-weight:500;color:#5a8fb0;min-width:80px}.ui-button img{width:40px;height:40px;object-fit:contain}.ui-button:hover{background:#a8d8ea80;border-color:#a8d8ea;transform:translateY(-2px)}.ui-button.active{background:#a8d8eacc;border-color:#7cb9d4;box-shadow:0 0 20px #a8d8ea99}.ui-button.expand{background:linear-gradient(135deg,#ffb5e8,plum);color:#fff}.ui-button.expand:hover{background:linear-gradient(135deg,#ffc4ed,#e8b0e8)}.ui-button .cost{font-size:12px;opacity:.9}.notification{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:20px 40px;border-radius:16px;box-shadow:0 4px 20px #0003;font-size:18px;font-weight:500;color:#5a8fb0;z-index:200;opacity:0;pointer-events:none;transition:opacity .3s ease}.notification.show{opacity:1}.instructions{position:fixed;top:20px;right:20px;background:#ffffffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px 20px;border-radius:16px;box-shadow:0 4px 12px #0000001a;font-size:14px;color:#555;z-index:100;max-width:200px}.instructions p{margin:4px 0}.instructions strong{color:#5a8fb0}@media (max-width: 768px){.menu-content{padding:40px}.game-title{font-size:36px}.ui-panel{bottom:20px;padding:12px 16px;gap:8px}.ui-button{min-width:60px;padding:10px 12px}.ui-button img{width:32px;height:32px}.instructions{font-size:12px;padding:12px 16px}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#ffffff1a}::-webkit-scrollbar-thumb{background:#a8d8ea80;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8d8eacc}