.game-container{width:100%;height:100vh;background:#a5f3fc;display:flex;flex-col:column;overflow:hidden;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;position:relative}.game-header{height:80px;background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;padding:0 2rem;gap:2rem;border-bottom:2px solid #0891b2;z-index:10}.stat-card{display:flex;align-items:center;gap:.75rem;background:#fff;padding:.5rem 1rem;border-radius:12px;box-shadow:0 4px 6px -1px #0000001a}.stat-card .label{font-size:.75rem;color:#64748b;font-weight:700}.stat-card .value{font-size:1.25rem;font-weight:800;color:#1e293b}.cloud-sync{margin-left:auto;display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:#64748b}.game-viewport{flex:1;position:relative;background:linear-gradient(to bottom,#7dd3fc,#bae6fd 70%,#4ade80 70%,#22c55e);cursor:crosshair}.ground{position:absolute;bottom:0;width:100%;height:calc(100% - 450px);background:#166534;border-top:4px solid #14532d}.slingshot{position:absolute;width:40px;height:100px;z-index:5}.slingshot-img{width:100%;height:100%;object-fit:contain}.slingshot-fallback{font-size:40px;transform:rotate(-45deg)}.bird{position:absolute;width:40px;height:40px;z-index:10;display:flex;align-items:center;justify-content:center}.bird img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 4px 4px rgba(0,0,0,.2))}.pig{position:absolute;z-index:8;display:flex;align-items:center;justify-content:center}.pig img{width:100%;height:100%;object-fit:contain}.structure{position:absolute;border-radius:4px;box-shadow:inset 0 0 10px #0003}.structure.wood{background:#b45309;border:2px solid #78350f}.structure.stone{background:#64748b;border:2px solid #334155}.trajectory-dot{position:absolute;width:6px;height:6px;background:#fff9;border-radius:50%;pointer-events:none}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0f172acc;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:#fff;padding:3rem;border-radius:24px;text-align:center;max-width:400px;box-shadow:0 25px 50px -12px #00000080}.title{font-size:2.5rem;font-weight:900;color:#1e293b;margin-bottom:1rem}.subtitle{color:#64748b;margin-bottom:2rem}.btn-primary{background:#ef4444;color:#fff;padding:1rem 2rem;border-radius:12px;font-weight:700;display:flex;align-items:center;gap:.5rem;margin:0 auto;transition:transform .2s}.btn-primary:hover{transform:scale(1.05);background:#dc2626}.btn-secondary{background:#f1f5f9;color:#475569;padding:1rem 1.5rem;border-radius:12px;font-weight:700;display:flex;align-items:center;gap:.5rem}.loading-screen{position:absolute;top:0;right:0;bottom:0;left:0;background:#0ea5e9;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;z-index:200}.spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.game-footer{height:60px;background:#14532d;display:flex;align-items:center;padding:0 2rem;justify-content:space-between;color:#fff}.birds-inventory{display:flex;gap:.5rem}.inventory-bird{font-size:24px}