@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@700&display=swap');
body{font-family:'DM Sans',sans-serif;background:#0b0f14;color:#e9f2ff;padding:22px}
button{display:block;margin:6px 0}
.panel{display:none;margin:4px 0 10px 8px}
.show{display:block}