.game-container{width:100vw;height:100vh;background:#0a0a0c;display:flex;justify-content:center;align-items:center;overflow:hidden;position:relative;font-family:Inter,system-ui,sans-serif;color:#fff;outline:none}.game-canvas{background:#15151a;border-radius:16px;box-shadow:0 0 60px #000c;cursor:crosshair}.top-hud{position:absolute;top:20px;left:20px;right:20px;display:flex;justify-content:space-between;align-items:center;pointer-events:none;z-index:10}.hud-group{display:flex;gap:12px;pointer-events:auto}.hud-pill{background:#1e1e28cc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:8px 16px;border-radius:30px;display:flex;align-items:center;gap:10px;border:1px solid rgba(255,255,255,.1);font-weight:700}.energy-bar-bg{width:100px;height:8px;background:#ffffff1a;border-radius:4px;overflow:hidden}.energy-bar-fill{height:100%;background:linear-gradient(90deg,#00f2ff,#3498db);transition:width .1s linear}.sync-indicator{font-size:12px;color:#fff6}.side-controls{position:absolute;right:20px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:15px;z-index:20}.control-btn{width:56px;height:56px;border-radius:16px;background:#282832e6;border:1px solid rgba(255,255,255,.1);color:#fff;display:flex;justify-content:center;align-items:center;cursor:pointer;position:relative;transition:all .2s}.control-btn:hover{background:#3498db;transform:scale(1.05)}.control-btn.active{background:#00f2ff;color:#000}.badge{position:absolute;top:-5px;right:-5px;background:#e74c3c;color:#fff;font-size:10px;padding:2px 6px;border-radius:10px;font-weight:800}.modal-panel{position:absolute;right:90px;top:50%;transform:translateY(-50%);width:320px;max-height:80vh;background:#141419f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:24px;border:1px solid rgba(255,255,255,.1);padding:24px;box-shadow:-20px 0 50px #00000080;z-index:30;display:flex;flex-direction:column}.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.panel-header h3{margin:0;font-size:18px;color:#00f2ff}.close-icon{cursor:pointer;opacity:.5;transition:.2s}.close-icon:hover{opacity:1}.inventory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;overflow-y:auto;padding-bottom:20px}.item-slot{aspect-ratio:1;background:#ffffff0d;border-radius:12px;border:2px solid transparent;display:flex;justify-content:center;align-items:center}.item-dot{width:16px;height:16px;border-radius:4px;box-shadow:0 0 10px currentColor}.item-slot.empty{border:1px dashed rgba(255,255,255,.1)}.action-btn{width:100%;padding:14px;border-radius:12px;border:none;font-weight:800;cursor:pointer;transition:.2s}.action-btn.sell{background:#3498db;color:#fff}.action-btn.sell:hover:not(:disabled){background:#2980b9}.action-btn:disabled{opacity:.3;cursor:not-allowed}.upgrade-list{display:flex;flex-direction:column;gap:12px}.upgrade-card{background:#ffffff08;padding:12px;border-radius:16px;display:flex;justify-content:space-between;align-items:center;border:1px solid rgba(255,255,255,.05)}.upgrade-info{display:flex;gap:12px;align-items:center}.upgrade-icon{color:#00f2ff}.upgrade-label{font-size:14px;font-weight:600}.upgrade-lv{font-size:11px;color:#666}.buy-btn{background:#2ecc71;color:#fff;border:none;padding:6px 12px;border-radius:8px;font-size:12px;font-weight:700;display:flex;align-items:center;gap:4px;cursor:pointer}.buy-btn.disabled{background:#333;color:#666;cursor:not-allowed}.start-screen{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000e6;display:flex;justify-content:center;align-items:center;z-index:100}.start-card{text-align:center;max-width:400px}.start-btn{margin-top:30px;padding:16px 40px;background:#00f2ff;border:none;border-radius:16px;font-size:20px;font-weight:900;cursor:pointer;box-shadow:0 0 30px #00f2ff66}.text-gold{color:#f1c40f}.text-cyan{color:#00f2ff}