*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;background:#000;font-family:Trebuchet MS,Segoe UI,system-ui,sans-serif}#stage{display:block;width:100vw;height:100vh}#hud{position:fixed;top:20px;left:20px;color:#fff;text-shadow:0 2px 6px rgba(0,0,0,.55);pointer-events:none;-webkit-user-select:none;user-select:none}#hud-title{font-size:14px;font-weight:700;letter-spacing:3px;text-transform:uppercase;opacity:.85}#era-label{margin-top:4px;font-size:34px;font-weight:800;letter-spacing:1px;transition:opacity .4s ease}#progress{margin-top:12px;width:220px;height:6px;border-radius:6px;background:#ffffff38;overflow:hidden}#progress-bar{height:100%;width:0%;border-radius:6px;background:linear-gradient(90deg,#ffe08a,#ff9d6c,#8affc1);transition:width .15s linear}