.practice-panel{position:fixed;top:16px;left:16px;z-index:120;display:flex;align-items:center;gap:10px;flex-wrap:wrap;max-width:calc(100vw - 32px);padding:10px 12px;border:1px solid #67342f;border-radius:5px;background:#090d0ef2;color:#dce5e1;font:11px 'IBM Plex Mono',monospace}
.practice-panel label{color:#ff6659;letter-spacing:1px}.practice-panel input{width:68px;padding:7px;background:#171f21;border:1px solid #53605e;color:#fff;font:inherit;font-size:16px}.practice-panel button,.practice-panel a{padding:8px;border:1px solid #53605e;background:transparent;color:#e5e9e7;font:inherit;text-decoration:none}.practice-panel small{width:100%;color:#92a19d;font-size:10px}
.practice-mode #result-submit{display:none!important}
@media(max-width:900px){.practice-panel{top:4px;left:4px;max-width:calc(100vw - 8px);padding:6px;gap:6px}.practice-panel small{display:none}.practice-panel input{width:54px}.practice-mode .screen-corners{visibility:hidden}}