.practice-page{max-width:var(--max-w);margin:0 auto;padding:1.5rem 1.25rem 4rem}.practice-page .date-picker-bar{margin-bottom:1.25rem}.practice-content{min-width:0}.practice-loading{color:var(--text-4);justify-content:center;align-items:center;gap:.5rem;padding:3rem 1rem;font-size:.85rem;display:flex}.practice-layout{grid-template-columns:minmax(200px,220px) minmax(0,960px);justify-content:start;align-items:start;gap:1.25rem;display:grid}.practice-sidebar{top:calc(var(--nav-h,56px) + 1rem);grid-area:1/1;width:100%;position:sticky}.practice-sidebar-inner{box-sizing:border-box;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);flex-direction:column;gap:.6rem;width:100%;padding:.75rem;display:flex}.practice-sidebar-header{text-align:center;flex-direction:column;align-items:center;gap:.24rem;display:flex}.practice-sidebar-label{color:var(--text-4);text-transform:uppercase;letter-spacing:.05em;justify-content:center;align-items:center;gap:.25rem;font-size:.62rem;font-weight:700;display:inline-flex;position:relative}.practice-score-info{width:18px;height:18px;color:var(--text-4);cursor:help;background:0 0;border:0;border-radius:50%;justify-content:center;align-items:center;padding:0;display:inline-flex;position:relative}.practice-score-info:hover,.practice-score-info:focus-visible{color:var(--blue)}.practice-score-tooltip{z-index:20;border:1px solid var(--border);border-radius:var(--r-sm);background:var(--surface);width:max-content;max-width:220px;box-shadow:var(--shadow-md);color:var(--text-2);letter-spacing:0;text-transform:none;opacity:0;pointer-events:none;padding:.45rem .55rem;font-size:.72rem;font-weight:600;line-height:1.35;transition:opacity .15s,transform .15s;position:absolute;bottom:calc(100% + .45rem);left:50%;transform:translate(-50%)translateY(2px)}.practice-score-info:hover .practice-score-tooltip,.practice-score-info:focus-visible .practice-score-tooltip{opacity:1;transform:translate(-50%)translateY(0)}.practice-sidebar-stats{justify-content:center;align-items:baseline;gap:.35rem;display:flex}.practice-sidebar-score-value{color:var(--text);font-size:1.38rem;font-weight:800;line-height:1}.practice-sidebar-score-pct{color:var(--green);font-size:1.38rem;font-weight:800}.practice-sidebar-legend{flex-wrap:wrap;justify-content:center;align-items:center;gap:.6rem;margin-top:.1rem;display:flex}.practice-legend-item{align-items:center;gap:.25rem;font-size:.82rem;font-weight:700;display:flex}.practice-legend--correct{color:var(--green)}.practice-legend--wrong{color:var(--red)}.practice-legend--pending{color:var(--text-4)}.practice-sidebar-nav{border-top:1px solid var(--border-2);grid-template-columns:repeat(5,28px);justify-content:center;gap:.3rem;padding-top:.55rem;display:grid}.practice-sidebar-nav .nq-nav-pill{width:28px;height:28px;font-size:.7rem}.practice-main{grid-area:1/2/span 2;min-width:0;max-width:960px}.practice-questions-grid{columns:2 420px;column-gap:1rem;display:block}.practice-questions-grid .nq-card{break-inside:avoid;page-break-inside:avoid;width:100%;margin:0 0 1rem;display:inline-block}@media (max-width:900px){.practice-layout{grid-template-columns:1fr}.practice-sidebar{top:var(--nav-h,56px);z-index:8;grid-area:auto;position:sticky}.practice-main{order:2;grid-area:auto}.practice-sidebar-inner{flex-flow:wrap;align-items:center;gap:.5rem .75rem;padding:.625rem .875rem}.practice-sidebar-header{flex-direction:row;flex:1;align-items:center;gap:.75rem;min-width:0}.practice-sidebar-label-text{display:none}.practice-sidebar-stats{gap:.25rem}.practice-sidebar-score-value{font-size:1rem}.practice-sidebar-legend{gap:.5rem}.practice-sidebar-nav{border-top:1px solid var(--border-2);grid-template-columns:repeat(auto-fill,28px);justify-content:flex-start;gap:.25rem;width:100%;padding-top:.5rem}.practice-sidebar-nav .nq-nav-pill{width:28px;height:28px}.practice-questions-grid{columns:2 360px}}@media (max-width:640px){.practice-page{padding:1rem 1rem 3rem}.practice-questions-grid{columns:1}}