:root{--vt-c-white:#fff;--vt-c-white-soft:#f8f8f8;--vt-c-white-mute:#f2f2f2;--vt-c-black:#181818;--vt-c-black-soft:#222;--vt-c-black-mute:#282828;--vt-c-indigo:#2c3e50;--vt-c-divider-light-1:#3c3c3c4a;--vt-c-divider-light-2:#3c3c3c1f;--vt-c-divider-dark-1:#545454a6;--vt-c-divider-dark-2:#5454547a;--vt-c-text-light-1:var(--vt-c-indigo);--vt-c-text-light-2:#3c3c3ca8;--vt-c-text-dark-1:var(--vt-c-white);--vt-c-text-dark-2:#ebebeba3;--color-background:var(--vt-c-white);--color-background-soft:var(--vt-c-white-soft);--color-background-mute:var(--vt-c-white-mute);--color-border:var(--vt-c-divider-light-2);--color-border-hover:var(--vt-c-divider-light-1);--color-heading:var(--vt-c-text-light-1);--color-text:var(--vt-c-text-light-1);--section-gap:160px}@media (prefers-color-scheme:dark){:root{--color-background:var(--vt-c-black);--color-background-soft:var(--vt-c-black-soft);--color-background-mute:var(--vt-c-black-mute);--color-border:var(--vt-c-divider-dark-2);--color-border-hover:var(--vt-c-divider-dark-1);--color-heading:var(--vt-c-text-dark-1);--color-text:var(--vt-c-text-dark-2)}}*,:before,:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;line-height:1.6;transition:color .5s,background-color .5s}#app{max-width:720px;margin:0 auto;padding:2rem 1.5rem;font-weight:400}.setup[data-v-44854f75]{text-align:center;flex-direction:column;align-items:center;gap:1.5rem;max-width:420px;margin:0 auto;display:flex}.subtitle[data-v-44854f75]{margin:0;font-size:1.1rem}.field[data-v-44854f75]{flex-direction:column;gap:.5rem;width:100%;font-weight:600;display:flex}.segmented[data-v-44854f75]{justify-content:center;gap:.5rem;display:flex}.segmented button[data-v-44854f75]{border:2px solid var(--color-border);background:var(--color-background-mute);cursor:pointer;border-radius:10px;padding:.6rem 1.1rem;font-size:1.1rem}.segmented button.active[data-v-44854f75]{color:#fff;background:#00bd7e;border-color:#00bd7e}.field input[data-v-44854f75]{text-align:center;border:2px solid var(--color-border);border-radius:8px;width:90px;margin:0 auto;padding:.4rem;font-size:1.1rem}.start[data-v-44854f75]{color:#fff;cursor:pointer;background:#00bd7e;border:none;border-radius:14px;padding:.9rem 3rem;font-size:1.4rem}.start[data-v-44854f75]:disabled{opacity:.5;cursor:not-allowed}.quiz[data-v-a8251828]{flex-direction:column;align-items:center;gap:1.5rem;display:flex}.score[data-v-a8251828]{flex-direction:column;align-items:center;gap:.5rem;display:flex}.badges[data-v-a8251828]{grid-template-columns:repeat(10,32px);justify-content:center;gap:.25rem;display:grid}.badge[data-v-a8251828]{width:32px;height:32px}.question[data-v-a8251828]{text-align:center;font-size:2.5rem}.equation[data-v-a8251828]{font-weight:700}.timer[data-v-a8251828]{margin-top:.5rem;font-size:1.2rem}.timer.low[data-v-a8251828]{color:#c32222}.answers[data-v-a8251828]{grid-template-columns:1fr 1fr;gap:1rem;width:100%;max-width:360px;display:grid}.answer[data-v-a8251828]{border:2px solid var(--color-border);background:var(--color-background-mute);cursor:pointer;border-radius:12px;padding:1rem;font-size:1.6rem}.answer[data-v-a8251828]:not(:disabled):hover{background:#00bd7e26}.answer.is-correct[data-v-a8251828]{color:#fff;background:#2eb82ed9}.answer.is-wrong[data-v-a8251828]{color:#fff;background:#dd3c3cd9}.feedback[data-v-a8251828]{justify-content:center;align-items:center;gap:.75rem;font-size:1.2rem;display:flex}.feedback-icon[data-v-a8251828]{width:44px;height:44px}.feedback.ok[data-v-a8251828]{color:#29a329}.feedback.bad[data-v-a8251828]{color:#c32222}.next[data-v-a8251828]{color:#fff;cursor:pointer;background:#00bd7e;border:none;border-radius:12px;padding:.75rem 2rem;font-size:1.2rem}.result[data-v-2ca7caa6]{text-align:center;flex-direction:column;align-items:center;gap:1.2rem;display:flex}.cats[data-v-2ca7caa6]{grid-template-columns:repeat(10,44px);justify-content:center;gap:.5rem;max-width:560px;display:grid}.cat[data-v-2ca7caa6]{width:44px;height:44px}.correct[data-v-2ca7caa6]{margin:0;font-size:1.2rem}.percent[data-v-2ca7caa6]{margin:0;font-size:1.8rem;font-weight:700}.again[data-v-2ca7caa6]{color:#fff;cursor:pointer;background:#00bd7e;border:none;border-radius:14px;padding:.8rem 2.5rem;font-size:1.3rem}.app[data-v-08aca573]{flex-direction:column;justify-content:center;align-items:stretch;min-height:70vh;display:flex}.app-header[data-v-08aca573]{justify-content:center;align-items:center;gap:.75rem;margin-bottom:2.5rem;display:flex}.app-logo[data-v-08aca573]{width:48px;height:48px}.app-title[data-v-08aca573]{margin:0;font-size:2rem}