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0;font-size:var(--fs-meta);color:var(--ink-3);line-height:1.6}@media(prefers-reduced-motion:reduce){.ah-sheet,.ah-sheet.is-open{transform:translate(-50%,-50%);filter:none}}.ah-acct{position:relative;--acct: var(--ink-2);--acct-soft: var(--fill)}.ah-acct-btn[data-role=owner]{--acct: var(--brand-ink);--acct-soft: var(--brand-soft)}.ah-acct-btn[data-role=teacher]{--acct: var(--english-ink);--acct-soft: var(--english-soft)}.ah-acct-btn[data-role=unregistered]{--acct: var(--danger);--acct-soft: var(--danger-soft)}.ah-acct-btn{display:inline-flex;align-items:center;gap:.4rem;max-width:min(15rem,42vw);height:2.5rem;padding:0 .6rem 0 .4rem;border-radius:var(--r-ctl);border:1px solid var(--line);background:var(--surface);box-shadow:var(--lip);color:var(--ink-2);font-size:var(--fs-meta)}.ah-acct-btn:hover{background:var(--line-soft);color:var(--ink)}.ah-acct-badge{flex:none;padding:.04rem 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.45rem;font-size:var(--fs-meta);font-weight:600;line-height:1.6;background:var(--sub-soft, var(--fill));color:var(--sub-ink, var(--ink-2));white-space:nowrap}.count{font-size:var(--fs-meta);line-height:1.5;font-variant-numeric:tabular-nums;color:var(--ink-3);background:var(--fill);border-radius:var(--r-tag);padding:0 .4rem;min-width:1.9rem;text-align:center}.glass,.material{background:var(--glass-bar);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);box-shadow:var(--glass-rim),0 0 0 .5px var(--glass-edge)}.glass.float{background:var(--glass-float);box-shadow:var(--glass-rim),0 0 0 .5px var(--glass-edge),var(--sh-float)}.glass.sheet{background:var(--glass-sheet);box-shadow:var(--glass-rim),0 0 0 .5px var(--glass-edge),var(--sh-float)}.glass.bar{box-shadow:inset 0 1px #ffffffe6,inset 0 -1px #ffffff80,0 .5px 0 var(--glass-edge)}html[data-glass=off] 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