:root{--bg:#12100e;--bg-raised:#1c1814;--bg-panel:#241e18;--border:#3a3228;--text:#f2ebe2;--muted:#a89888;--ember:#e87a2e;--ember-dim:#b85a1c;--gold:#f5c76a;--ok:#6fbf73;--bad:#e05a4a;--focus:#f0a060;--font:"Segoe UI", "Helvetica Neue", system-ui, sans-serif;--mono:"SF Mono", "Cascadia Code", "Consolas", monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html,body,#root{min-height:100%}body{font-family:var(--font);background:radial-gradient(ellipse 80% 50% at 50% -10%, #3a2210 0%, transparent 55%), linear-gradient(180deg, #161210 0%, var(--bg) 40%);color:var(--text);margin:0;line-height:1.45}button,input,select{font:inherit}button{cursor:pointer}.app-shell{flex-direction:column;max-width:720px;min-height:100vh;margin:0 auto;padding:1.25rem 1.25rem 5rem;display:flex}.banner-disclaimer{color:var(--muted);border:1px solid var(--border);background:var(--bg-raised);align-items:flex-start;gap:.5rem;margin-bottom:1.25rem;padding:.65rem .85rem;font-size:.8rem;display:flex}.banner-disclaimer strong{color:var(--gold);font-weight:600}.modal-backdrop{z-index:50;background:#080604d9;place-items:center;padding:1rem;display:grid;position:fixed;inset:0}.modal{background:var(--bg-panel);border:1px solid var(--border);border-top:3px solid var(--ember);width:min(100%,440px);padding:1.5rem 1.4rem 1.25rem}.modal h2{letter-spacing:.02em;margin:0 0 .75rem;font-size:1.15rem}.modal p{color:var(--muted);margin:0 0 .85rem;font-size:.95rem}.modal .risk{color:var(--gold);font-weight:600}.hero{margin:.5rem 0 1.5rem}.hero .eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--ember);align-items:center;gap:.4rem;margin-bottom:.6rem;font-size:.7rem;display:inline-flex}.hero h1{letter-spacing:-.02em;margin:0 0 .5rem;font-size:clamp(1.6rem,5vw,2.15rem);font-weight:700;line-height:1.15}.hero h1 span{color:var(--gold)}.hero .sub{color:var(--muted);max-width:36ch;margin:0}.stats-row{grid-template-columns:repeat(3,1fr);gap:.65rem;margin:1.25rem 0 1.5rem;display:grid}.stat{background:var(--bg-raised);border:1px solid var(--border);padding:.85rem .75rem}.stat .label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);align-items:center;gap:.35rem;margin-bottom:.35rem;font-size:.7rem;display:flex}.stat .value{color:var(--text);font-size:1.35rem;font-weight:700}.btn-row{flex-wrap:wrap;gap:.65rem;display:flex}.btn-row-end{justify-content:flex-end}.btn{letter-spacing:.02em;border:1px solid #0000;justify-content:center;align-items:center;gap:.45rem;padding:.7rem 1.1rem;font-weight:600;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--ember);color:#1a1008;border-color:var(--ember)}.btn-primary:hover:not(:disabled){background:var(--gold);border-color:var(--gold)}.btn-secondary{color:var(--text);border-color:var(--border);background:0 0}.btn-secondary:hover:not(:disabled){border-color:var(--ember);color:var(--gold)}.btn-ghost{color:var(--muted);background:0 0;border-color:#0000;padding-inline:.5rem}.btn-ghost:hover:not(:disabled){color:var(--text)}.btn-nav{background:var(--bg-raised);color:var(--muted);border-color:var(--border);padding:.45rem .85rem;font-size:.85rem}.btn-nav:hover:not(:disabled){color:var(--gold);border-color:var(--ember);background:#2a1c12}.session-top{justify-content:flex-end;align-items:center;margin-bottom:.75rem;display:flex}.panel{background:var(--bg-raised);border:1px solid var(--border);margin-bottom:1rem;padding:1.15rem 1.1rem}.panel h2{letter-spacing:.04em;text-transform:uppercase;color:var(--gold);margin:0 0 .85rem;font-size:1rem}.field{margin-bottom:1rem}.field label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:.45rem;font-size:.75rem;display:block}.segmented{flex-wrap:wrap;gap:.5rem;display:flex}.chip{border:1px solid var(--border);background:var(--bg);color:var(--muted);justify-content:center;align-items:center;gap:.4rem;padding:.65rem .75rem;font-size:.9rem;font-weight:600;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.chip-grow{flex:1 1 0;min-width:0}.chip:hover:not(.active){color:var(--text);border-color:#5a4838}.chip.active{border-color:var(--ember);color:var(--gold);background:#2a1c12}.chip-label{align-items:center;gap:.35rem;min-width:0;display:inline-flex}.chip-count{opacity:.65;font-size:.75rem;font-weight:500}@media (width<=560px){.segmented-sources{flex-direction:column}.segmented-sources .chip-grow{flex:auto;width:100%}.results-actions .btn-new-session{width:100%}}.setup-panel .field:last-of-type{margin-bottom:1.25rem}.btn-block{width:100%}.progress{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:.85rem;font-size:.85rem;display:flex}.progress-bar{background:var(--border);height:3px;margin-bottom:1rem}.progress-bar>span{background:linear-gradient(90deg, var(--ember-dim), var(--gold));height:100%;display:block}.citation{font-family:var(--mono);color:var(--gold);background:#2a1c12;border:1px solid #4a3420;align-items:center;gap:.35rem;padding:.2rem .5rem;font-size:.75rem;display:inline-flex}.prompt{margin:.75rem 0 1rem;font-size:1.1rem;font-weight:600}.hint{color:var(--muted);margin:-.4rem 0 .85rem;font-size:.85rem}.choices{flex-direction:column;gap:.5rem;display:flex}.choice{text-align:left;border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text);align-items:flex-start;gap:.65rem;padding:.75rem .85rem;display:flex}.choice:hover:not(:disabled){border-color:var(--ember-dim)}.choice.selected{border-color:var(--ember);background:#2a1c12}.choice.correct{border-color:var(--ok);background:#152015}.choice.incorrect{border-color:var(--bad);background:#2a1412}.choice .mark{color:var(--muted);flex-shrink:0;margin-top:.1rem}.choice.selected .mark{color:var(--ember)}.flash-feedback{border:1px solid var(--border);background:var(--bg);margin-top:1rem;padding:.85rem}.flash-feedback.ok{border-color:var(--ok)}.flash-feedback.bad{border-color:var(--bad)}.flash-feedback .title{margin-bottom:.35rem;font-weight:700}.flash-feedback.ok .title{color:var(--ok)}.flash-feedback.bad .title{color:var(--bad)}.score-hero{text-align:center;border:1px solid var(--border);background:var(--bg-raised);margin-bottom:1.25rem;padding:1.5rem 1rem}.score-hero .big{letter-spacing:-.03em;color:var(--gold);font-size:2.75rem;font-weight:800}.score-hero .pass{color:var(--ok);font-weight:600}.score-hero .fail{color:var(--bad);font-weight:600}.miss-list{flex-direction:column;gap:.75rem;display:flex}.miss-item{border:1px solid var(--border);background:var(--bg);padding:.85rem}.miss-item.ok{border-color:#2a4a2c}.miss-item.bad{border-color:#5a2a24}.review-head{align-items:center;gap:.5rem;display:flex}.review-mark.ok{color:var(--ok);flex-shrink:0}.review-mark.bad{color:var(--bad);flex-shrink:0}.miss-item .q{margin:.4rem 0;font-weight:600}.miss-item .exp{color:var(--muted);margin:.35rem 0 0;font-size:.9rem}.miss-item .your-guess{color:var(--bad)}.empty-ok{color:var(--ok);text-align:center;padding:1rem}.footer-note{color:var(--muted);text-align:center;margin-top:auto;padding-top:2rem;font-size:.75rem}