.a11y-launcher{position:fixed;right:16px;bottom:var(--a11y-bottom,16px);z-index:55;display:flex;align-items:center;justify-content:center;gap:7px;min-height:50px;min-width:108px;padding:10px 14px;border:2px solid #fff;border-radius:99px;background:#584087;color:#fff;box-shadow:0 3px 16px #2224;font:700 16px Heebo,Arial,sans-serif}.a11y-launcher[hidden]{display:none}.a11y-launcher:hover{background:#392655}.a11y-launcher:focus-visible{outline:3px solid #d8552d;outline-offset:3px}
#a11y-dialog{width:min(490px,calc(100% - 24px));max-height:calc(100dvh - 24px);padding:25px;text-align:right}#a11y-dialog h2{font-size:1.55rem}#a11y-dialog .dialog-close{min-width:44px;min-height:44px}#a11y-intro{margin-top:14px}.a11y-size{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-block:22px;font-weight:600}.a11y-size select{max-width:100%;min-height:44px;border:1px solid #777;border-radius:10px;background:#fff;color:#222;padding:6px 12px}.a11y-option{display:flex;align-items:center;gap:14px;padding:15px 0;border-top:1px solid var(--line);cursor:pointer}.a11y-option input{width:23px;height:23px;flex-shrink:0;accent-color:var(--purple-dark)}.a11y-option span{font-weight:600}.a11y-option small{display:block;font-size:.8rem;font-weight:400;color:var(--muted);margin-top:4px}.a11y-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-block:20px}.a11y-actions a{font-size:.85rem}.a11y-note{font-size:.78rem!important;color:var(--muted)}#a11y-status{font-size:.85rem;min-height:1.7em;margin-top:12px}
html[data-a11y-size="125"]{font-size:125%}html[data-a11y-size="150"]{font-size:150%}html[data-a11y-size] body{font-size:1.0625rem}html[data-a11y-size] :is(h1,h2,h3,p,a,button,label){overflow-wrap:anywhere}html[data-a11y-size] .nav-toggle{display:block}html[data-a11y-size] .header-inner{justify-content:space-between}html[data-a11y-size] nav{display:none;position:absolute;top:100%;right:0;left:0;padding:18px;background:var(--paper);border-bottom:1px solid var(--line);max-height:60dvh;overflow:auto}html[data-a11y-size] nav.open{display:flex;flex-direction:column;align-items:stretch;gap:0}html[data-a11y-size] nav a{padding:10px}
.a11y-links a{text-decoration:underline!important;text-decoration-thickness:2px!important;text-underline-offset:4px;font-weight:700!important}.a11y-spacing :is(main,footer,aside) :is(p,li,label){line-height:2.1!important;word-spacing:.12em;letter-spacing:.025em}
.a11y-reduce-motion *,.a11y-reduce-motion *::before,.a11y-reduce-motion *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.a11y-reduce-motion :is(.activity-card,.button):hover{transform:none}
.a11y-contrast body,.a11y-contrast body *{color:#000!important;background-color:#fff!important;background-image:none!important;border-color:#000!important;box-shadow:none!important;text-shadow:none!important}.a11y-contrast a{text-decoration:underline!important}.a11y-contrast :is(button,input,select){border-style:solid;border-width:1px;accent-color:#000}.a11y-contrast .piano-key.black,.a11y-contrast .piano-key.black *{background-color:#000!important;color:#fff!important}.a11y-contrast .piano-key.white.sounding,.a11y-contrast .piano-key.white.sounding *{background-color:#ffeb3b!important;color:#000!important}.a11y-contrast .piano-key.black.sounding,.a11y-contrast .piano-key.black.sounding *{background-color:#0033aa!important;color:#fff!important}.a11y-contrast :focus-visible{outline:3px solid #005fcc!important;outline-offset:3px}
@media(max-width:1000px){html[data-a11y-size] :is(.cards,.duo,.lesson-cards,.instrument-families,.hero,.instrument-intro,.practice-layout){grid-template-columns:1fr}}
@media(max-width:760px){.a11y-launcher{right:10px;min-width:100px}#a11y-dialog{padding:20px}.a11y-option{gap:10px}}
@media print{.a11y-launcher,#a11y-dialog,[data-a11y-open]{display:none!important}}

#a11y-dialog .dialog-heading{position:sticky;top:-25px;z-index:1;background:var(--paper);padding-block:10px}.footer-links [data-a11y-open]{border:0;background:transparent;cursor:pointer}
@media(max-width:760px){#a11y-dialog .dialog-heading{top:-20px}}