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(pointer:fine){.btn:not(:disabled):hover{text-underline-offset:3px;color:var(--color-primary-deep);text-decoration:underline;text-decoration-thickness:2px}.btn-primary:not(:disabled):hover{color:var(--color-on-fill)}.btn-danger:not(:disabled):hover{color:var(--color-incorrect-deep)}.link:hover{color:var(--color-primary-dark)}}.link{color:var(--color-muted);cursor:pointer;background:0 0;border:none;margin:1rem auto 0;font-family:inherit;font-size:.85rem;font-weight:700;text-decoration:underline;display:block}.field{margin-bottom:1.1rem;display:block}.field-label{color:var(--color-muted);margin-bottom:.4rem;font-size:.9rem;font-weight:800;display:block}input[type=text],input[type=password],input[type=number],input:not([type]),select{width:100%;color:var(--color-text);background:var(--color-surface-raised);border:3px solid var(--color-border);border-radius:var(--radius-pill);outline-color:var(--color-primary);padding:.75rem 1.1rem;font-family:inherit;font-size:1rem;font-weight:700}input:focus-visible,select:focus-visible{border-color:var(--color-primary-pale)}.chip-group{flex-wrap:wrap;gap:.6rem;margin-bottom:1.25rem;display:flex}.chip{--chip-color:var(--color-primary);--chip-bg:var(--color-soft-strong);--chip-ink:var(--color-primary-dark);color:var(--color-muted);background:var(--color-surface-raised);border:3px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;-webkit-user-select:none;user-select:none;opacity:.75;align-items:center;gap:.4rem;padding:.7rem 1rem;font-size:.9rem;font-weight:800;transition:border-color .15s,opacity .15s,background .15s;display:inline-flex}.chip input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.chip:has(input:checked){opacity:1;color:var(--chip-ink);background:var(--chip-bg);border-color:var(--chip-color)}.chip:has(input:focus-visible){outline:3px solid var(--color-primary);outline-offset:2px}.chip[data-palette=math]{--chip-color:var(--cat-math);--chip-bg:var(--cat-math-bg);--chip-ink:var(--cat-math-ink)}.chip[data-palette=language]{--chip-color:var(--cat-language);--chip-bg:var(--cat-language-bg);--chip-ink:var(--cat-language-ink)}.chip[data-palette=environment]{--chip-color:var(--cat-environment);--chip-bg:var(--cat-environment-bg);--chip-ink:var(--cat-environment-ink)}.chip[data-palette=history]{--chip-color:var(--cat-history);--chip-bg:var(--cat-history-bg);--chip-ink:var(--cat-history-ink)}.chip[data-palette=religion]{--chip-color:var(--cat-religion);--chip-bg:var(--cat-religion-bg);--chip-ink:var(--cat-religion-ink)}.chip[data-palette=geography]{--chip-color:var(--cat-geography);--chip-bg:var(--cat-geography-bg);--chip-ink:var(--cat-geography-ink)}.chip[data-palette=science]{--chip-color:var(--cat-science);--chip-bg:var(--cat-science-bg);--chip-ink:var(--cat-science-ink)}.alert{color:var(--color-incorrect);margin:.5rem 0 .75rem;font-size:.9rem;font-weight:700}.notice{background:var(--color-soft);border-radius:var(--radius-md);color:var(--color-muted);margin:.5rem 0 1rem;padding:.85rem 1.1rem;font-size:.92rem;font-weight:600}.tab-nav{grid-template-columns:1fr 1fr;gap:.75rem;margin-top:1rem;display:grid}