.bz-practice-session{--bps-ink:var(--teacher-ink,var(--bz-ink,#142c49));--bps-muted:var(--teacher-muted,var(--bz-muted,#6d7c90));--bps-paper:var(--teacher-canvas,var(--bz-paper,#fff));--bps-rule:var(--teacher-rule,var(--bz-rule,#dbe2e9));--bps-accent:#173f76;display:flex;width:100%;min-height:calc(100dvh - 84px);flex-direction:column;background:var(--bps-paper);color:var(--bps-ink);outline:none}.bz-portal .bz-practice-session:focus-visible{outline:none!important}.bz-feature:has(.bz-practice-session){max-width:none!important;padding:0!important}.bz-feature:has(.bz-practice-session)>:is(.bz-breadcrumb,.bz-page-heading,.bz-footer){display:none!important}.bz-feature:has(.bz-practice-session)>.bz-content{width:100%;min-width:0}.bz-practice-session-stage{display:flex;min-height:0;flex:1;align-items:center;justify-content:center;padding:clamp(20px,3.6vh,38px) 3.7vw}.bz-practice-session-body{width:min(100%,920px);max-height:100%;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;padding:0 4px;text-align:left;animation:bz-practice-session-enter .18s ease-out both}@keyframes bz-practice-session-enter{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.bz-practice-session-dock{position:sticky;bottom:0;z-index:24;flex:0 0 auto;width:calc(100% - 7.4vw);max-width:1280px;margin:0 auto;padding:0 0 18px;background:var(--bps-paper)}.bz-practice-session-progress{height:2px;overflow:hidden;background:var(--bps-rule)}.bz-practice-session-progress>i{display:block;height:100%;background:var(--bps-accent);transition:width .2s ease}.bz-practice-session-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:min(100%,760px);margin:0 auto;padding:16px 0 14px;text-align:center;font-variant-numeric:tabular-nums}.bz-practice-session-stats>div{display:flex;min-width:0;flex-direction:column-reverse;gap:4px;border-right:1px solid var(--bps-rule)}.bz-practice-session-stats>div:last-child{border-right:0}.bz-practice-session-stats dt{color:var(--bps-muted);font-size:12px}.bz-practice-session-stats dd{overflow:hidden;margin:0;font-size:20px;font-weight:600;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.bz-practice-session-stats dd span{color:var(--bps-muted);font-size:13px;font-weight:400}.bz-practice-session-controls{display:grid;grid-template-columns:minmax(220px,1fr) auto auto auto;align-items:center;gap:20px;border-top:1px solid var(--bps-rule);padding-top:15px}.bz-practice-session-book{display:flex;min-width:0;flex-direction:column;gap:5px}.bz-practice-session-book strong{overflow:hidden;font-size:15px;line-height:1.5;text-overflow:ellipsis;white-space:nowrap}.bz-practice-session-book span,.bz-practice-session-primary>span,.bz-practice-session-replay>span{color:var(--bps-muted);font-size:11px;line-height:16px;white-space:nowrap}.bz-practice-session-primary,.bz-practice-session-replay{display:flex;flex-direction:column;gap:5px;text-align:center}.bz-practice-session-tools{display:flex;align-self:start}.bz-practice-session-controls button{display:inline-flex;min-height:40px;align-items:center;justify-content:center;gap:7px;border:0;border-radius:5px!important;padding:8px 15px;background:transparent!important;box-shadow:none!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important;color:var(--bps-ink);font-weight:650;white-space:nowrap;cursor:pointer}.bz-practice-session-controls button:hover:not(:disabled){background:color-mix(in srgb,var(--bps-ink) 7%,transparent)!important}.bz-practice-session-controls button:focus-visible{outline:2px solid #315d8f;outline-offset:3px}.bz-practice-session-controls button:disabled{opacity:.45;cursor:not-allowed}.bz-practice-session-controls svg{width:16px;height:16px}.bz-practice-session-primary>button{min-width:140px;background:var(--bps-accent)!important;color:#fff}.bz-practice-session-primary>button:hover:not(:disabled){background:#102f5c!important}.dark .bz-practice-session{--bps-ink:var(--teacher-ink,var(--bz-ink,#edf4ff));--bps-muted:var(--teacher-muted,var(--bz-muted,#a9b8ca));--bps-paper:var(--teacher-canvas,var(--bz-paper,#0b1423));--bps-rule:var(--teacher-rule,var(--bz-rule,#33475f));--bps-accent:#9fc8f3}.dark .bz-practice-session-primary>button{background:#315d8f!important;color:#fff}.dark .bz-practice-session-primary>button:hover:not(:disabled){background:#3d6fa5!important}@media(min-width:821px) and (min-height:640px){body:has(.bz-practice-session){overflow:hidden}.bz-practice-session{height:calc(100dvh - 84px);min-height:0}.bz-practice-session-stage{padding-block:clamp(12px,2.2vh,24px)}}@media(max-width:820px){.bz-practice-session{min-height:calc(100dvh - 72px)}.bz-practice-session-stage{padding:24px 20px}.bz-practice-session-dock{width:calc(100% - 40px);padding-bottom:12px}.bz-practice-session-controls{grid-template-columns:1fr auto auto;gap:11px}.bz-practice-session-book{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:space-between;gap:14px}.bz-practice-session-book strong{font-size:14px}.bz-practice-session-book span{text-align:right}}@media(max-width:520px){.bz-practice-session-stage{padding:20px 16px}.bz-practice-session-dock{width:calc(100% - 32px)}.bz-practice-session-stats{padding:11px 0}.bz-practice-session-stats dt{font-size:10px}.bz-practice-session-stats dd{font-size:17px}.bz-practice-session-controls{gap:9px 4px;padding-top:11px}.bz-practice-session-controls button{padding-inline:10px}.bz-practice-session-book{align-items:flex-start}.bz-practice-session-book strong{max-width:56%}.bz-practice-session-primary>button{min-width:106px}}@media(prefers-reduced-motion:reduce){.bz-practice-session-body{animation:none}.bz-practice-session-progress>i{transition:none}}