.qa-shell{color:var(--qa-text);min-width:0}.qa-heading,.qa-editor-head,.qa-question-head,.qa-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.qa-heading{margin-bottom:20px}.qa-heading h2,.qa-editor h3{margin:0 0 5px}.qa-heading p,.qa-editor-head p,.qa-muted{color:var(--qa-muted);margin:0}.qa-heading>span{border:1px solid var(--qa-border);border-radius:8px;padding:8px 12px}.qa-layout{grid-template-columns:minmax(220px,280px) minmax(0,1fr);align-items:start;gap:18px;display:grid}.qa-lessons,.qa-editor{border:1px solid var(--qa-border);background:var(--qa-surface);border-radius:8px;min-width:0;padding:16px}.qa-shell label{gap:7px;font-size:13px;font-weight:700;display:grid}.qa-shell input,.qa-shell textarea,.qa-shell select{box-sizing:border-box;border:1px solid var(--qa-border);background:var(--qa-surface);width:100%;color:var(--qa-text);font:inherit;border-radius:6px;padding:10px 12px}.qa-shell input:focus-visible,.qa-shell textarea:focus-visible,.qa-shell select:focus-visible,.qa-shell button:focus-visible{outline:2px solid var(--qa-accent);outline-offset:2px}.qa-lesson-list{gap:6px;max-height:65vh;margin-top:12px;display:grid;overflow-y:auto}.qa-lesson-list button{text-align:right;color:var(--qa-text);border:1px solid var(--qa-border);cursor:pointer;background:0 0;border-radius:6px;gap:5px;padding:10px;display:grid}.qa-lesson-list button.selected{border-color:var(--qa-accent);background:color-mix(in srgb, var(--qa-accent) 12%, transparent)}.qa-lesson-list small{color:var(--qa-muted)}.qa-editor{gap:18px;display:grid}.qa-empty{text-align:center;color:var(--qa-muted);padding:48px 12px}.qa-question{border-top:1px solid var(--qa-border);gap:12px;padding-block:16px;display:grid}.qa-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.qa-options label{align-items:center;display:flex}.qa-options label span{min-width:22px}.qa-shell button{font:inherit;cursor:pointer}.qa-actions button,.qa-question-head button{border:1px solid var(--qa-border);color:var(--qa-text);background:0 0;border-radius:6px;padding:9px 13px}.qa-actions button.primary{background:var(--qa-accent);color:#161616;border-color:var(--qa-accent);font-weight:800}.qa-actions button.danger,.qa-question-head button{color:#e88b8b}.qa-actions button:disabled{opacity:.55;cursor:default}.qa-message{border:1px solid var(--qa-accent);border-radius:6px;margin:0;padding:10px}.qa-message.error{color:#e88b8b;border-color:#e88b8b}.qa-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.qa-stats>div{border:1px solid var(--qa-border);border-radius:6px;gap:4px;padding:12px;display:grid}.qa-stats strong{color:var(--qa-accent);font-size:22px}.qa-stats span{color:var(--qa-muted);font-size:12px}.qa-report{border-block:1px solid var(--qa-border);padding:12px 0}.qa-report summary{cursor:pointer;font-weight:800}.qa-report h4{margin:18px 0 8px}.qa-report p{border-top:1px solid var(--qa-border);overflow-wrap:anywhere;justify-content:space-between;gap:12px;margin:0;padding:9px 0;display:flex}.qa-report p strong{white-space:nowrap;color:var(--qa-accent)}@media (width<=800px){.qa-layout{grid-template-columns:1fr}.qa-lesson-list{max-height:230px}.qa-options{grid-template-columns:1fr}}