@media screen{
body[data-course="alphabet"][data-focus-view="lesson"]{--l1-bg:#e1e7ec;--l1-paper:#fff;--l1-soft:#edf2f6;--l1-line:#b7c6d2;--l1-ink:#20384b;--l1-muted:#496174;--l1-accent:#087d83;--l1-on:#fff;background:var(--l1-bg)!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"][data-hzn-tone="dark"]{--l1-bg:#090f16;--l1-paper:#1c2c3b;--l1-soft:#283f50;--l1-line:#506b7f;--l1-ink:#f1f6fa;--l1-muted:#c1cfda;--l1-accent:#68cac6;--l1-on:#102c35}
body[data-course="alphabet"][data-focus-view="lesson"] main{max-width:1360px!important;padding:12px clamp(12px,2vw,28px) 16px!important}
body[data-course="alphabet"][data-focus-view="lesson"] .lesson-heading{margin:0 0 10px!important;gap:12px!important;align-items:center!important}
body[data-course="alphabet"][data-focus-view="lesson"] #lesson-title{font-size:clamp(20px,2.3vw,29px)!important;line-height:1.5!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"] #stages{margin:0 0 12px!important;gap:7px!important;background:transparent!important;padding:0!important}
body[data-course="alphabet"][data-focus-view="lesson"] #stages button{min-height:44px!important;padding:8px 12px!important;line-height:1.5!important;font-size:clamp(13px,1.3vw,17px)!important;background:var(--l1-paper)!important;border:1px solid var(--l1-line)!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"] #stages button[aria-pressed="true"]{background:var(--l1-accent)!important;color:var(--l1-on)!important;border-color:var(--l1-accent)!important}
body[data-course="alphabet"][data-focus-view="lesson"] #activity{padding:clamp(12px,1.7vw,22px)!important;min-height:0!important;background:var(--l1-paper)!important;color:var(--l1-ink)!important;border:1px solid var(--l1-line)!important;border-radius:18px!important;box-shadow:0 5px 20px #0a243315!important}
body[data-course="alphabet"][data-focus-view="lesson"] .alphabet-layout{display:block!important;margin:0!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-focus{display:grid!important;grid-template-columns:minmax(110px,.65fr) minmax(0,1fr)!important;gap:8px 16px!important;padding:12px!important;margin:0!important;background:var(--l1-soft)!important;border:1px solid var(--l1-line)!important;border-radius:14px!important;align-items:center!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-orbit{grid-column:1!important;grid-row:1/3!important;width:clamp(110px,15vmin,160px)!important;height:auto!important;aspect-ratio:1;min-height:110px;display:grid;place-items:center;font-size:clamp(72px,10vmin,var(--reader-letter-orbit-size,110px))!important;line-height:1.4!important;margin:0!important;background:var(--l1-paper)!important;color:var(--l1-ink)!important;border:1px solid var(--l1-line)!important;box-shadow:none!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-focus h2{grid-column:2!important;margin:0!important;font-size:clamp(24px,3vw,var(--reader-chapter-name-size,32px))!important;color:var(--l1-ink)!important;line-height:1.6!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-focus>.sound{grid-column:2!important;width:100%!important;justify-self:stretch!important}
body[data-course="alphabet"][data-focus-view="lesson"] .sound{background:var(--l1-accent)!important;color:var(--l1-on)!important;border:1px solid var(--l1-accent)!important;min-height:46px!important;font-size:clamp(14px,1.4vw,18px)!important;padding:8px 12px!important;line-height:1.6!important;white-space:normal!important}
body[data-course="alphabet"][data-focus-view="lesson"] .mini-forms{grid-column:1/-1!important;display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr))!important;gap:6px!important;margin:8px 0 0!important;width:100%!important}
body[data-course="alphabet"][data-focus-view="lesson"] .mini-forms>div{background:var(--l1-paper)!important;border:1px solid var(--l1-line)!important;border-radius:10px!important;padding:8px 4px!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .mini-forms span{font-size:clamp(30px,4vmin,var(--reader-alphabet-card-size,48px))!important;line-height:1.5!important;color:var(--l1-ink)!important}body[data-course="alphabet"][data-focus-view="lesson"] .mini-forms small{white-space:normal}
body[data-course="alphabet"][data-focus-view="lesson"] .mini-forms small{font-size:clamp(11px,1.1vw,14px)!important;line-height:1.7!important;color:var(--l1-muted)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-focus>.text-button,body[data-course="alphabet"][data-focus-view="lesson"] .joining-note{grid-column:1/-1!important;min-height:36px;color:var(--l1-accent)!important;margin:0!important;font-size:14px!important;line-height:1.7!important}
body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index{margin:0!important;padding:10px!important;background:var(--l1-soft)!important;border:1px solid var(--l1-line)!important;border-radius:14px!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index>summary{min-height:34px;padding:2px 4px!important;font-size:14px!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .alphabet-grid{display:grid!important;grid-template-columns:repeat(7,minmax(0,1fr))!important;gap:6px!important;margin:8px 0 0!important;padding:0!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-card{min-height:72px!important;padding:3px!important;gap:0!important;background:var(--l1-paper)!important;border:1px solid var(--l1-line)!important;color:var(--l1-ink)!important;border-radius:10px!important;box-shadow:none!important;opacity:1!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-card>span.arabic{font-size:clamp(30px,3.8vmin,var(--reader-alphabet-card-size,46px))!important;line-height:1.35!important;color:var(--l1-ink)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-card>small{font-size:11px!important;line-height:1.6!important;color:var(--l1-muted)!important;margin:0!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-card.selected{background:var(--l1-accent)!important;border-color:var(--l1-accent)!important}body[data-course="alphabet"][data-focus-view="lesson"] .letter-card.selected>small{font-weight:600}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-card.selected :is(span.arabic,small){color:var(--l1-on)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-card.is-locked{background:var(--l1-soft)!important;border-style:dashed!important}
body[data-course="alphabet"][data-focus-view="lesson"] .demo-card-status{font-size:9px!important}body[data-course="alphabet"][data-focus-view="lesson"] .demo-card-status svg{width:10px;height:10px}
body[data-course="alphabet"][data-focus-view="lesson"] .alpha-choices{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr))!important;max-width:760px!important;margin:12px auto!important;gap:12px!important}
body[data-course="alphabet"][data-focus-view="lesson"] .alpha-choice{min-height:clamp(100px,19vh,160px)!important;font-size:clamp(64px,11vmin,110px)!important;line-height:1.4!important;padding:10px!important;background:var(--l1-soft)!important;border:2px solid var(--l1-line)!important;color:var(--l1-ink)!important;border-radius:16px!important}
body[data-course="alphabet"][data-focus-view="lesson"] .match-model{font-size:clamp(66px,10vmin,110px)!important;background:var(--l1-soft)!important;color:var(--l1-ink)!important;min-height:110px!important;padding:10px!important;width:auto!important;min-width:140px!important;border:1px solid var(--l1-line)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .letter-question{margin:4px 0 10px!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-activity-help{line-height:1.6}
body[data-course="alphabet"][data-focus-view="lesson"] .hzn-activity-help{margin-top:12px!important;padding-top:8px!important;color:var(--l1-muted)!important}
body[data-course="alphabet"][data-focus-view="lesson"] .lesson-footer{margin:10px 0 0!important;padding:0!important;gap:12px!important;color:var(--l1-ink)!important}body[data-course="alphabet"][data-focus-view="lesson"] .lesson-footer button{min-height:44px}
body[data-course="alphabet"][data-focus-view="lesson"] .preview-note{margin:8px 0!important;font-size:12px!important;color:var(--l1-muted)!important}
body[data-course="alphabet"][data-focus-view="lesson"] :is(button,summary):focus-visible{outline:3px solid var(--l1-accent)!important;outline-offset:3px}
@media(min-width:900px){body[data-course="alphabet"][data-focus-view="lesson"] #activity:has(.alphabet-layout){display:grid!important;grid-template-columns:minmax(300px,.85fr) minmax(0,1.3fr)!important;align-items:start!important;gap:16px!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-l1-direct-grid{min-width:0}}
@media(max-width:899px){body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index{margin-top:12px!important}}
@media(max-width:580px){body[data-course="alphabet"][data-focus-view="lesson"] .letter-focus{grid-template-columns:110px minmax(0,1fr)!important;gap:8px!important;padding:10px!important}body[data-course="alphabet"][data-focus-view="lesson"] .alphabet-grid{grid-template-columns:repeat(5,minmax(0,1fr))!important}body[data-course="alphabet"][data-focus-view="lesson"] .alpha-choice{min-height:100px!important;font-size:64px!important}body[data-course="alphabet"][data-focus-view="lesson"] .mini-forms small{font-size:11px!important}body[data-course="alphabet"][data-focus-view="lesson"] #stages button{padding:6px!important;font-size:13px!important}}
}
@media screen{body[data-course="alphabet"][data-focus-view="lesson"] .alpha-choice.correct{background:#d7f2e3!important;border-color:#21724b!important;color:#164d34!important}body[data-course="alphabet"][data-focus-view="lesson"] .alpha-choice.wrong{background:#f8dfe0!important;border-color:#a64147!important;color:#792a30!important}body[data-course="alphabet"][data-focus-view="lesson"][data-hzn-tone="dark"] .alpha-choice.correct{background:#244e3c!important;border-color:#83d5a9!important;color:#e7fff0!important}body[data-course="alphabet"][data-focus-view="lesson"][data-hzn-tone="dark"] .alpha-choice.wrong{background:#582e39!important;border-color:#eea1ac!important;color:#ffe7ea!important}body[data-course="alphabet"][data-focus-view="lesson"] .feedback{color:var(--l1-ink)!important;line-height:1.7;font-size:16px}}

@media screen{body[data-course="alphabet"][data-focus-view="lesson"] .letter-card{display:flex!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;text-align:center!important;min-width:0!important}body[data-course="alphabet"][data-focus-view="lesson"] .letter-card>*{position:static!important;grid-column:auto!important;grid-row:auto!important;max-width:100%!important}body[data-course="alphabet"][data-focus-view="lesson"] .letter-card>span.arabic{font-size:34px!important;line-height:1.25!important}body[data-course="alphabet"][data-focus-view="lesson"] .letter-card>small{line-height:1.35!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index .activity-header{display:flex!important;align-items:center!important;justify-content:space-between!important;gap:8px!important;margin:8px 0 0!important;padding:0!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index .activity-header h2{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip-path:inset(50%)!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index .activity-header p{margin:0!important;font-size:12px!important;line-height:1.5!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index .activity-header button{min-height:44px!important;flex-shrink:0!important}body[data-course="alphabet"][data-focus-view="lesson"] .author-credit{margin:6px 0 0!important;font-size:11px!important;line-height:1.5!important}}

@media screen{body[data-course="alphabet"][data-focus-view="lesson"] .letter-card{min-height:64px!important}body[data-course="alphabet"][data-focus-view="lesson"] .demo-card-status{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip-path:inset(50%)!important;padding:0!important;margin:0!important}body[data-course="alphabet"][data-focus-view="lesson"] .author-credit{gap:4px!important}body[data-course="alphabet"][data-focus-view="lesson"] .author-credit p{margin:0!important}}
@media screen and (min-width:900px){body[data-course="alphabet"][data-focus-view="lesson"] #activity{padding:16px!important}body[data-course="alphabet"][data-focus-view="lesson"] .hzn-letter-index{padding:8px!important}}

@media screen{body[data-course="alphabet"][data-focus-view="lesson"] .activity-header p,body[data-course="alphabet"][data-focus-view="lesson"] .activity-header h2,body[data-course="alphabet"][data-focus-view="lesson"] .hzn-activity-help summary,body[data-course="alphabet"][data-focus-view="lesson"] #page-label{color:var(--l1-muted)!important}body[data-course="alphabet"][data-focus-view="lesson"] #print-alphabet,body[data-course="alphabet"][data-focus-view="lesson"] #hzn-back-lessons{color:var(--l1-ink)!important;background:var(--l1-paper)!important;border:1px solid var(--l1-line)!important}body[data-course="alphabet"][data-focus-view="lesson"] .letter-card{position:relative!important}body[data-course="alphabet"][data-focus-view="lesson"] .letter-card.is-locked::after{color:var(--l1-muted)!important;opacity:1!important}}