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h4{color:var(--text-main);margin-bottom:.5rem;font-size:1rem}.mode-info-item p{font-size:.8rem;line-height:1.5}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn.primary:disabled{box-shadow:none}@media (max-width:768px){.mode-selector{order:-1;margin-bottom:1rem}.mode-info{flex-direction:column;gap:1rem}}.question-actions{border-top:1px solid var(--border);justify-content:flex-end;margin-top:1rem;padding-top:1rem;display:flex}.btn-verify{background:linear-gradient(135deg,var(--primary),var(--primary-hover));color:#fff;cursor:pointer;box-shadow:0 2px 10px var(--primary-glow);border:none;border-radius:10px;align-items:center;gap:.5rem;padding:.6rem 1.25rem;font-size:.85rem;font-weight:600;transition:all .2s;display:flex}.btn-verify:hover:not(:disabled){box-shadow:0 4px 15px var(--primary-glow);transform:translateY(-2px)}.btn-verify:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}.multi-hint{background:var(--accent);color:#fff;vertical-align:middle;border-radius:4px;margin-left:.5rem;padding:.15rem .5rem;font-size:.7rem;font-weight:600;display:inline-block}.stats-modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;animation:.3s ease-out fadeIn;display:flex;position:fixed;inset:0}.stats-modal{border:1px solid var(--border);background:linear-gradient(145deg,#1e293bf2,#0f172afa);border-radius:24px;width:90%;max-width:480px;padding:2rem;animation:.4s ease-out modalSlideIn;position:relative;box-shadow:0 25px 50px -12px #00000080}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.9)translateY(20px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal-close{background:var(--surface);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;transition:all .2s;display:flex;position:absolute;top:1rem;right:1rem}.modal-close:hover{background:var(--surface-hover);color:var(--text-main)}.modal-header{text-align:center;margin-bottom:1.5rem}.modal-header h3{color:var(--text-main);margin-bottom:1rem;font-size:1.25rem}.modal-score{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:3.5rem;font-weight:800}.modal-score.pass{background:linear-gradient(135deg,var(--success),#34d399);-webkit-background-clip:text;background-clip:text}.modal-score.fail{background:linear-gradient(135deg,var(--error),#f87171);-webkit-background-clip:text;background-clip:text}.stats-grid{grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:1.5rem;display:grid}.stat-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;align-items:center;gap:.75rem;padding:1rem;display:flex}.stat-icon{border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.25rem;font-weight:700;display:flex}.stat-item.correct .stat-icon{background:var(--success-bg);color:var(--success)}.stat-item.incorrect .stat-icon{background:var(--error-bg);color:var(--error)}.stat-item.blank .stat-icon{color:var(--text-muted);background:#94a3b833}.stat-item.total .stat-icon{color:var(--primary);background:#8b5cf633}.stat-content{flex-direction:column;display:flex}.stat-value{color:var(--text-main);font-size:1.5rem;font-weight:700}.stat-label{color:var(--text-muted);font-size:.8rem}.penalty-section{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:1.5rem;padding:1.25rem}.penalty-section h4{color:var(--text-main);margin-bottom:1rem;font-size:.9rem}.penalty-formula{flex-direction:column;gap:.5rem;display:flex}.formula-row{color:var(--text-muted);justify-content:space-between;align-items:center;font-size:.9rem;display:flex}.formula-value{font-family:SF Mono,Monaco,Consolas,monospace;font-weight:600}.formula-value.positive{color:var(--success)}.formula-value.negative{color:var(--error)}.formula-value.neutral{color:var(--text-muted)}.formula-divider{background:var(--border);height:1px;margin:.5rem 0}.formula-row.total{color:var(--text-main);font-size:1rem;font-weight:700}.formula-row.total .formula-value{color:var(--primary)}.modal-btn{justify-content:center;width:100%;padding:1rem}