*{box-sizing:border-box}html,body,#gameRoot{margin:0;width:100%;height:100%;overflow:hidden;font-family:Arial,sans-serif;background:#75b7d2;color:white}button,input,select,textarea{font:inherit}button{cursor:pointer}#gameCanvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}.hidden{display:none!important}.loading,.fatal,.start-screen{position:fixed;inset:0;display:grid;place-items:center;z-index:50;background:linear-gradient(#77bed9,#bee9f2)}.loading{gap:14px}.loading img{width:210px}.loading>div{width:260px;height:9px;background:#ffffff55;border-radius:99px;overflow:hidden}.loading i{display:block;width:10%;height:100%;background:#fff}.loading span{color:#173448;font-weight:700}.fatal{background:#10212e;color:white;text-align:center;padding:24px}.start-card{width:min(560px,90vw);padding:30px;border-radius:24px;background:#102a3ddd;box-shadow:0 20px 60px #0004;text-align:center}.start-logo{width:min(330px,80%)}.eyebrow{display:block;font-size:11px;letter-spacing:2px;color:#7ef0bb;font-weight:800}.start-card h1{font-size:clamp(27px,4vw,48px);margin:10px 0}.start-card p{opacity:.88;line-height:1.45}.primary-btn{border:0;border-radius:14px;background:#5f3bd0;color:#fff;padding:15px 22px;font-weight:900}.start-row{display:flex;gap:10px;justify-content:center;margin-top:10px}.start-row button,.square{border:1px solid #ffffff33;background:#173448;color:white;border-radius:11px;padding:10px}