:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:system-ui,Segoe UI,Roboto,sans-serif;line-height:1.45}html,body,#root{height:100%;margin:0}#root{min-height:100vh}:root{--bg:#0e0f13;--panel:#16181f;--panel-2:#1d2029;--line:#2a2e3a;--text:#e8eaf0;--muted:#9aa0ad;--accent:#e0314b;--accent-text:#f0566b}*{box-sizing:border-box}.app{min-height:100dvh;color:var(--text);background:var(--bg);flex-direction:column;align-items:center;display:flex}.brand{padding:.9rem 1rem .75rem;padding-top:max(.9rem, env(safe-area-inset-top));align-items:baseline;gap:.6rem;display:flex}.brand-kanji{color:var(--accent-text);letter-spacing:.06em;font-size:1.5rem;font-weight:700}.brand-caption{color:var(--muted);font-size:.85rem}.stage{flex:1;justify-content:center;align-items:flex-start;width:100%;padding:.1rem .6rem 1.25rem;display:flex}.credit{padding:0 1rem .9rem;padding-bottom:max(.9rem, env(safe-area-inset-bottom));color:var(--muted);font-size:.7rem}.credit a{color:inherit}.quiz-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;width:100%;max-width:460px;overflow:hidden;box-shadow:0 20px 60px #0000008c}.quiz-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:.85rem 1.1rem;display:flex}.quiz-mark{color:#f0976a;letter-spacing:.1em;font-size:1.3rem}.quiz-streak{color:var(--muted);font-size:.9rem}.quiz-body{padding:1.3rem 1.1rem 1.4rem}.quiz-solved{background:var(--panel-2);border:1px solid var(--line);color:var(--muted);border-radius:8px;margin-bottom:1rem;padding:.45rem .7rem;font-size:.85rem}.quiz-solved b{color:#5cc28e}.quiz-q{margin:0 0 1rem;font-size:1.05rem;line-height:1.4}.quiz-term{color:#f0976a;font-weight:700}.quiz-kanji{color:var(--muted);font-weight:400}.quiz-options{gap:.5rem;display:grid}.quiz-opt{touch-action:manipulation;border:1px solid var(--line);background:var(--panel-2);color:var(--text);font:inherit;text-align:left;cursor:pointer;border-radius:10px;padding:.8rem .85rem;font-size:.95rem;transition:border-color .12s,background .12s}.quiz-opt:hover{border-color:var(--muted)}.quiz-opt.wrong{border-color:var(--accent);color:var(--muted);opacity:.5;cursor:not-allowed;text-decoration:line-through}.quiz-hint{color:var(--accent-text);margin:.85rem 0 0;font-size:.8rem}.quiz-correct{color:#5cc28e;align-items:center;gap:.45rem;margin:0 0 .85rem;font-size:.95rem;font-weight:600;display:flex}.quiz-correct b{background:#5cc28e26;border-radius:50%;justify-content:center;align-items:center;width:1.5rem;height:1.5rem;font-size:.9rem;animation:.28s ease-out quiz-pop;display:inline-flex}@keyframes quiz-pop{0%{opacity:0;transform:scale(.4)}60%{transform:scale(1.12)}to{opacity:1;transform:scale(1)}}.quiz-sensei{text-align:center;margin:0 0 .85rem}.sensei{width:132px;margin:0 auto;animation:.28s ease-out quiz-pop;display:block}.quiz-oss{color:#5cc28e;margin:.35rem 0 0;font-size:.95rem;font-weight:600}.quiz-done-kanji{margin:0 0 .1rem;font-size:1.9rem;line-height:1.1}.quiz-done-name{margin:0;font-size:1.35rem;font-weight:700}.quiz-done-en{color:var(--muted);margin:.2rem 0 1.1rem;font-style:italic}.quiz-aliases{color:#5aa9f0;margin:-.75rem 0 1.1rem;font-size:.85rem}.quiz-decomp{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;justify-content:center;align-items:baseline;gap:.4rem .9rem;margin-bottom:1.2rem;padding:.9rem 1rem;display:grid}.quiz-decomp .seg{text-align:center;font-size:1.05rem}.quiz-decomp .seg-kanji{font-size:1.3rem;line-height:1.1}.quiz-actions{gap:.6rem;display:flex}.quiz-next{touch-action:manipulation;color:#16181f;font:inherit;cursor:pointer;background:#f0976a;border:none;border-radius:10px;flex:1;padding:.8rem;font-weight:700}.quiz-next:hover{filter:brightness(1.07)}.speak{touch-action:manipulation;border:1px solid var(--line);background:var(--panel-2);width:1.9rem;height:1.9rem;color:var(--muted);vertical-align:middle;cursor:pointer;border-radius:8px;justify-content:center;align-items:center;margin-left:.5em;padding:0;font-size:.85rem;transition:color .15s,border-color .15s,background .15s;display:inline-flex}.speak:hover{color:var(--text);border-color:var(--muted)}