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var(--border);border-radius:var(--radius-sm);min-width:180px;color:var(--text);outline:none;flex:1;padding:6px 10px;font-family:inherit;font-size:.88rem}.add-problem-custom-input:focus{border-color:var(--primary)}.add-problem-config-row{flex-wrap:wrap;gap:18px;display:flex}.add-problem-count-wrap,.add-problem-type-wrap{flex-direction:column;gap:6px;display:flex}.add-problem-config-label{color:var(--text-muted);font-size:.78rem;font-weight:600}.add-problem-count-btns,.add-problem-type-btns{flex-wrap:wrap;gap:5px;display:flex}.count-btn{border:1px solid var(--border);background:var(--bg);cursor:pointer;border-radius:50%;width:32px;height:32px;font-family:inherit;font-size:.88rem;transition:all .15s}.count-btn.selected{border-color:var(--primary);background:var(--primary);color:#fff;font-weight:700}.type-btn{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;padding:5px 11px;font-family:inherit;font-size:.82rem;transition:all .15s}.type-btn.selected{border-color:var(--primary);color:var(--primary);background:#f5f3ff;font-weight:700}.btn-dialog-submit:disabled{opacity:.45;cursor:not-allowed}.add-problem-step-disabled{opacity:.4;pointer-events:none}.add-problem-step-hint{color:var(--text-muted);margin-top:4px;font-size:.78rem;font-style:italic}