.jlcb-root{max-width:980px;margin:18px auto;padding:18px;background:linear-gradient(120deg,#fff8eb,#fff3b0);border-radius:6px}
.jlcb-title{text-align:center;font-weight:800;font-size:26px;margin-bottom:12px;color:#0b1220}
.jlcb-card{background:#fff;padding:20px;border-radius:12px;margin-top:12px;box-shadow:0 8px 26px rgba(11,18,32,0.06)}
.jlcb-qtext{font-weight:700;font-size:20px;margin-bottom:12px}
.jlcb-choices{display:flex;flex-direction:column;gap:10px}
.jlcb-btn{background:linear-gradient(90deg,#7dd3fc,#ff8fb1);padding:10px 14px;border-radius:10px;border:0;cursor:pointer;font-weight:700}
.jlcb-small{font-size:12px;color:#64748b}
.jlcb-choices button{padding:12px;border-radius:8px;border:1px solid #eef2ff;background:#fbfdff;text-align:left;cursor:pointer}
.jlcb-choices button.correct{background:#e6ffef;border-color:#16a34a}
.jlcb-choices button.wrong{background:#fff0f0;border-color:#ef4444}
@media(max-width:720px){.jlcb-root{padding:12px}}