:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#14110f;--panel:#1f1a17;--panel-2:#2a231f;--text:#f1ebe4;--muted:#a89c91;--accent:#e8542f;--brilliant:#1abc9c;--best:#2ecc71;--good:#8bc34a;--inaccuracy:#f1c40f;--mistake:#e67e22;--blunder:#e74c3c;font-family:system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}button{font:inherit;color:var(--text);background:var(--panel-2);cursor:pointer;border:1px solid #3a302a;border-radius:6px;padding:6px 10px}button:hover:not(:disabled){background:#362c26}button:disabled{opacity:.4;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}input,select{font:inherit;color:var(--text);background:var(--panel-2);border:1px solid #3a302a;border-radius:6px;width:100%;padding:6px 8px}a{color:#f0a58a}.app{max-width:1200px;margin:0 auto;padding:12px 16px 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var(--inaccuracy)}.notice{background:var(--panel-2);border-radius:8px;justify-content:space-between;align-items:center;padding:8px 12px;display:flex}output.notice{display:flex}.explanation{background:var(--panel);border-left:4px solid var(--best);border-radius:8px;padding:10px 12px}.explanation h2{color:var(--muted);margin:0 0 6px;font-size:.95rem}.explanation p{margin:0;line-height:1.45}.explanation button{margin-top:8px}.overlay{z-index:10;background:#000000a6;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}dialog.overlay{width:100%;max-width:none;height:100%;max-height:none;color:inherit;background:#000000a6;border:0;margin:0;padding:0}.dialog{background:var(--panel);border-radius:10px;flex-direction:column;gap:12px;width:min(440px,100%);padding:18px 20px;display:flex}.dialog h2{margin:0}.dialog label{flex-direction:column;gap:4px;font-size:.9rem;display:flex}.dialog label.row,.dialog fieldset 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