.nlssp-challenge{position:fixed;inset:0;background:rgba(3,8,15,.78);z-index:999999;display:flex;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(10px)}.nlssp-challenge-card{max-width:430px;width:100%;background:linear-gradient(145deg,#09131e,#111f2d);border:1px solid rgba(106,190,255,.28);border-radius:24px;color:#eaf7ff;padding:30px;text-align:center;box-shadow:0 28px 100px rgba(0,0,0,.5)}.nlssp-challenge-icon{font-size:42px}.nlssp-challenge-card h2{color:#fff;margin:8px 0}.nlssp-challenge-card p{color:#9eb5ca}.nlssp-target{font-size:44px;line-height:1;margin:15px auto;color:#67c8ff;text-shadow:0 0 24px rgba(26,163,255,.6)}.nlssp-choices{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.nlssp-choices button{font-size:27px;width:56px;height:56px;border-radius:16px;border:1px solid rgba(106,190,255,.35);background:#101d2b;color:#fff;cursor:pointer}.nlssp-choices button:hover{border-color:#1aa3ff;box-shadow:0 0 0 4px rgba(26,163,255,.12)}.nlssp-message{min-height:20px;font-weight:700;color:#ffb0bd!important}