.quiz-page[data-astro-cid-a2cgnlwl]{padding:var(--space-8) 0 var(--space-24)}.quiz-page__container[data-astro-cid-a2cgnlwl]{max-width:52rem;margin:0 auto;padding:0 var(--space-4)}.quiz-page__breadcrumb[data-astro-cid-a2cgnlwl]{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-xs);color:var(--color-text-tertiary);padding-top:var(--space-6);margin-bottom:var(--space-6)}.quiz-page__breadcrumb[data-astro-cid-a2cgnlwl] a[data-astro-cid-a2cgnlwl]{color:var(--color-text-tertiary);text-decoration:none;transition:color var(--transition-fast)}.quiz-page__breadcrumb[data-astro-cid-a2cgnlwl] a[data-astro-cid-a2cgnlwl]:hover{color:var(--color-primary)}.quiz-page__breadcrumb-sep[data-astro-cid-a2cgnlwl]{color:var(--color-border)}.quiz-page__header[data-astro-cid-a2cgnlwl]{text-align:center;margin-bottom:var(--space-8)}.quiz-page__title[data-astro-cid-a2cgnlwl]{font-size:var(--text-3xl);font-weight:700;color:var(--color-text-primary);margin:0 0 var(--space-2)}.quiz-page__subtitle[data-astro-cid-a2cgnlwl]{font-size:var(--text-lg);color:var(--color-text-secondary);margin:0 0 var(--space-6)}.quiz-page__stats[data-astro-cid-a2cgnlwl]{display:inline-flex;align-items:center;gap:var(--space-6);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:var(--space-3) var(--space-6)}.quiz-page__stat[data-astro-cid-a2cgnlwl]{display:flex;flex-direction:column;align-items:center;gap:2px}.quiz-page__stat-value[data-astro-cid-a2cgnlwl]{font-size:var(--text-xl);font-weight:700;color:var(--color-text-primary)}.quiz-page__stat-label[data-astro-cid-a2cgnlwl]{font-size:var(--text-xs);color:var(--color-text-tertiary)}.quiz-page__stat-divider[data-astro-cid-a2cgnlwl]{width:1px;height:28px;background:var(--color-border)}.quiz-page__controls[data-astro-cid-a2cgnlwl]{position:sticky;top:64px;z-index:10;background:var(--color-bg-primary);padding:var(--space-4) 0;margin-bottom:var(--space-4);border-bottom:1px solid var(--color-border)}.quiz-page__filter-group[data-astro-cid-a2cgnlwl]{margin-bottom:var(--space-3)}.quiz-page__filter-group--inline[data-astro-cid-a2cgnlwl]{margin-bottom:0}.quiz-page__filter-label[data-astro-cid-a2cgnlwl]{display:block;font-size:var(--text-xs);font-weight:600;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-2)}.quiz-page__filter-row[data-astro-cid-a2cgnlwl]{display:flex;align-items:flex-end;gap:var(--space-6);flex-wrap:wrap}.quiz-page__tabs[data-astro-cid-a2cgnlwl]{display:flex;gap:var(--space-1);flex-wrap:wrap}.quiz-page__tabs--compact[data-astro-cid-a2cgnlwl]{gap:2px}.quiz-page__tab[data-astro-cid-a2cgnlwl]{padding:6px 14px;font-size:var(--text-xs);font-weight:500;font-family:var(--font-sans);color:var(--color-text-tertiary);background:transparent;border:1px solid transparent;border-radius:var(--radius-full);cursor:pointer;transition:color var(--transition-fast),background var(--transition-fast),border-color var(--transition-fast);white-space:nowrap}.quiz-page__tab[data-astro-cid-a2cgnlwl]:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.quiz-page__tab--active[data-astro-cid-a2cgnlwl]{color:var(--color-primary);background:color-mix(in srgb,var(--color-primary) 8%,transparent);border-color:color-mix(in srgb,var(--color-primary) 20%,transparent)}.quiz-page__actions[data-astro-cid-a2cgnlwl]{display:flex;gap:var(--space-2);margin-left:auto}.quiz-page__action-btn[data-astro-cid-a2cgnlwl]{display:inline-flex;align-items:center;gap:var(--space-1);padding:6px 12px;font-size:var(--text-xs);font-weight:500;font-family:var(--font-sans);color:var(--color-text-secondary);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-full);cursor:pointer;transition:color var(--transition-fast),background var(--transition-fast),border-color var(--transition-fast)}.quiz-page__action-btn[data-astro-cid-a2cgnlwl]:hover{color:var(--color-text-primary);border-color:var(--color-border-hover)}.quiz-page__action-btn--danger[data-astro-cid-a2cgnlwl]:hover{color:#ea4335;border-color:#ea4335}.quiz-page__questions[data-astro-cid-a2cgnlwl]{display:flex;flex-direction:column;gap:var(--space-4)}.quiz-card[data-astro-cid-a2cgnlwl]{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.quiz-card[data-astro-cid-a2cgnlwl]:hover{border-color:var(--color-border-hover)}.quiz-card--correct[data-astro-cid-a2cgnlwl]{border-color:#34a8534d}.quiz-card--incorrect[data-astro-cid-a2cgnlwl]{border-color:#ea43354d}.quiz-card__header[data-astro-cid-a2cgnlwl]{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3)}.quiz-card__meta[data-astro-cid-a2cgnlwl]{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.quiz-card__number[data-astro-cid-a2cgnlwl]{font-size:var(--text-xs);font-weight:600;color:var(--color-text-tertiary)}.quiz-card__domain-badge[data-astro-cid-a2cgnlwl]{font-size:var(--text-xs);font-weight:500;color:var(--color-primary);background:color-mix(in srgb,var(--color-primary) 8%,transparent);padding:2px 10px;border-radius:var(--radius-full);border:1px solid color-mix(in srgb,var(--color-primary) 15%,transparent)}.quiz-card__diff-badge[data-astro-cid-a2cgnlwl]{font-size:var(--text-xs);font-weight:600;padding:2px 10px;border-radius:var(--radius-full)}.quiz-card__diff-badge--easy[data-astro-cid-a2cgnlwl]{color:#34a853;background:#34a85314;border:1px solid rgba(52,168,83,.2)}.quiz-card__diff-badge--medium[data-astro-cid-a2cgnlwl]{color:#f9ab00;background:#f9ab0014;border:1px solid rgba(249,171,0,.2)}.quiz-card__diff-badge--hard[data-astro-cid-a2cgnlwl]{color:#ea4335;background:#ea433514;border:1px solid rgba(234,67,53,.2)}.quiz-card__question[data-astro-cid-a2cgnlwl]{font-size:var(--text-base);font-weight:500;color:var(--color-text-primary);line-height:1.7;margin:0 0 var(--space-4)}.quiz-card__options[data-astro-cid-a2cgnlwl]{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-4)}.quiz-card__option[data-astro-cid-a2cgnlwl]{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast)}.quiz-card__option[data-astro-cid-a2cgnlwl]:hover:not(.quiz-card__option--disabled){background:var(--color-bg-tertiary);border-color:var(--color-border-hover)}.quiz-card__option[data-astro-cid-a2cgnlwl]:has(.quiz-card__radio:checked):not(.quiz-card__option--disabled){border-color:var(--color-primary);background:color-mix(in srgb,var(--color-primary) 5%,var(--color-bg-primary))}.quiz-card__option--disabled[data-astro-cid-a2cgnlwl]{cursor:default;opacity:.7}.quiz-card__option--correct[data-astro-cid-a2cgnlwl]{opacity:1;border-color:#34a853;background:#34a8530f}.quiz-card__option--incorrect[data-astro-cid-a2cgnlwl]{opacity:1;border-color:#ea4335;background:#ea43350f}.quiz-card__radio[data-astro-cid-a2cgnlwl]{appearance:none;width:18px;height:18px;border:2px solid var(--color-border);border-radius:50%;flex-shrink:0;transition:border-color var(--transition-fast),background var(--transition-fast)}.quiz-card__radio[data-astro-cid-a2cgnlwl]:checked{border-color:var(--color-primary);background:var(--color-primary);box-shadow:inset 0 0 0 3px var(--color-bg-primary)}.quiz-card__option-id[data-astro-cid-a2cgnlwl]{font-size:var(--text-sm);font-weight:700;color:var(--color-text-tertiary);min-width:1.25rem}.quiz-card__option-text[data-astro-cid-a2cgnlwl]{font-size:var(--text-sm);color:var(--color-text-primary);line-height:1.5}.quiz-card__submit[data-astro-cid-a2cgnlwl]{display:block;width:100%;padding:var(--space-3) var(--space-4);font-size:var(--text-sm);font-weight:600;font-family:var(--font-sans);color:#fff;background:var(--color-primary);border:none;border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),opacity var(--transition-fast)}.quiz-card__submit[data-astro-cid-a2cgnlwl]:disabled{opacity:.4;cursor:not-allowed}.quiz-card__submit[data-astro-cid-a2cgnlwl]:not(:disabled):hover{background:var(--color-primary-hover)}.quiz-card__feedback[data-astro-cid-a2cgnlwl]{margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--color-border);animation:fadeInUp .3s ease-out}.quiz-card__result[data-astro-cid-a2cgnlwl]{font-size:var(--text-base);font-weight:700;margin-bottom:var(--space-3)}.quiz-card__result--correct[data-astro-cid-a2cgnlwl]{color:#34a853}.quiz-card__result--incorrect[data-astro-cid-a2cgnlwl]{color:#ea4335}.quiz-card__explanation[data-astro-cid-a2cgnlwl]{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--space-3)}.quiz-card__explanation[data-astro-cid-a2cgnlwl] strong[data-astro-cid-a2cgnlwl]{color:var(--color-text-primary)}.quiz-card__explanation[data-astro-cid-a2cgnlwl] p[data-astro-cid-a2cgnlwl]{margin:var(--space-1) 0 0}.quiz-card__key-concept[data-astro-cid-a2cgnlwl]{display:flex;align-items:baseline;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-text-secondary);background:color-mix(in srgb,var(--color-primary) 5%,var(--color-bg-primary));padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);border-left:3px solid var(--color-primary);margin-bottom:var(--space-3)}.quiz-card__key-concept-label[data-astro-cid-a2cgnlwl]{font-weight:700;color:var(--color-primary);white-space:nowrap;font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em}.quiz-card__related-link[data-astro-cid-a2cgnlwl]{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-sm);font-weight:500;color:var(--color-primary);text-decoration:none;transition:gap var(--transition-fast)}.quiz-card__related-link[data-astro-cid-a2cgnlwl]:hover{gap:var(--space-2)}.quiz-page__empty[data-astro-cid-a2cgnlwl]{text-align:center;padding:var(--space-16) var(--space-4);color:var(--color-text-tertiary);font-size:var(--text-lg)}.quiz-page__load-more[data-astro-cid-a2cgnlwl]{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);margin-top:var(--space-6)}.quiz-page__load-more-btn[data-astro-cid-a2cgnlwl]{padding:var(--space-3) var(--space-8);font-size:var(--text-sm);font-weight:600;font-family:var(--font-sans);color:var(--color-primary);background:transparent;border:1px solid var(--color-primary);border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.quiz-page__load-more-btn[data-astro-cid-a2cgnlwl]:hover{background:var(--color-primary);color:#fff}.quiz-page__load-more-info[data-astro-cid-a2cgnlwl]{font-size:var(--text-xs);color:var(--color-text-tertiary)}.quiz-page__summary[data-astro-cid-a2cgnlwl]{margin-top:var(--space-12);padding:var(--space-6);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.quiz-page__summary-title[data-astro-cid-a2cgnlwl]{font-size:var(--text-lg);font-weight:700;color:var(--color-text-primary);margin:0 0 var(--space-6)}.quiz-page__summary-grid[data-astro-cid-a2cgnlwl]{display:flex;flex-direction:column;gap:var(--space-4)}.quiz-page__summary-card[data-astro-cid-a2cgnlwl]{display:flex;flex-direction:column;gap:var(--space-2)}.quiz-page__summary-label[data-astro-cid-a2cgnlwl]{font-size:var(--text-sm);font-weight:500;color:var(--color-text-primary)}.quiz-page__summary-bar[data-astro-cid-a2cgnlwl]{height:8px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.quiz-page__summary-fill[data-astro-cid-a2cgnlwl]{height:100%;border-radius:var(--radius-full);transition:width .5s cubic-bezier(.22,.61,.36,1);width:0%}.quiz-page__summary-stat[data-astro-cid-a2cgnlwl]{font-size:var(--text-xs);color:var(--color-text-tertiary)}.quiz-page__recommendation[data-astro-cid-a2cgnlwl]{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-4);padding:var(--space-3) var(--space-4);background:color-mix(in srgb,var(--color-primary) 5%,var(--color-bg-primary));border-radius:var(--radius-md);border:1px solid color-mix(in srgb,var(--color-primary) 15%,transparent);font-size:var(--text-sm);color:var(--color-text-secondary)}.quiz-page__recommendation[data-astro-cid-a2cgnlwl] svg[data-astro-cid-a2cgnlwl]{flex-shrink:0;color:var(--color-primary)}@media(max-width:768px){.quiz-page__stats[data-astro-cid-a2cgnlwl]{gap:var(--space-4);padding:var(--space-2) var(--space-4)}.quiz-page__filter-row[data-astro-cid-a2cgnlwl]{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.quiz-page__actions[data-astro-cid-a2cgnlwl]{margin-left:0;width:100%}.quiz-page__action-btn[data-astro-cid-a2cgnlwl]{flex:1;justify-content:center}}@media(max-width:480px){.quiz-page__stats[data-astro-cid-a2cgnlwl]{flex-direction:column;gap:var(--space-2);border-radius:var(--radius-lg)}.quiz-page__stat[data-astro-cid-a2cgnlwl]{flex-direction:row;gap:var(--space-2)}.quiz-page__stat-divider[data-astro-cid-a2cgnlwl]{width:80%;height:1px}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}