*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;background:#1a0f33;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none;touch-action:manipulation}#app{position:relative;width:100vw;height:100vh;height:100svh;overflow:hidden}#game-canvas{position:absolute;top:0;left:0;width:100%;height:100%;display:block;touch-action:none}#tray-overlay{position:absolute;bottom:0;left:0;width:100%;height:calc(130px + env(safe-area-inset-bottom,0px));display:flex;touch-action:none;z-index:10}#lang-btn{position:absolute;top:calc(10px + env(safe-area-inset-top,0px));right:12px;width:36px;height:36px;border:1px solid rgba(170,130,220,.3);border-radius:8px;background:#643ca04d;color:#cbe;font-size:11px;font-weight:700;cursor:pointer;z-index:20;display:flex;align-items:center;justify-content:center;padding:0;letter-spacing:0}#popup-container{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;pointer-events:none}#popup-container:not(:empty){pointer-events:auto}.popup-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000bf;display:flex;align-items:center;justify-content:center;animation:fadeIn .15s ease}.popup-box{background:#2d1b4e;border:1px solid rgba(170,130,220,.25);border-radius:16px;padding:24px;width:min(90vw,320px);animation:slideUp .2s ease}.popup-title{color:#fff;font-size:18px;font-weight:700;text-align:center;margin-bottom:16px}.popup-message{font-size:14px;color:#ccc;margin-bottom:20px;line-height:1.5}.popup-buttons{display:flex;gap:8px;justify-content:flex-end}.popup-btn{padding:10px 16px;border:none;border-radius:8px;background:#ffffff14;color:#fff;font-size:15px;cursor:pointer;text-align:center}.popup-btn.primary{background:linear-gradient(135deg,#a55eea,#ff6b9d);color:#fff}.popup-btn.secondary{background:#aa82dc26;color:#ddd}#demo-banner{position:fixed;top:0;left:0;right:0;background:#ff6400d9;color:#fff;text-align:center;font-size:12px;font-weight:700;padding:4px;z-index:9999;letter-spacing:2px;pointer-events:none}#ota-loading{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:9999}.ota-spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}