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var(--line-strong);background:transparent;color:var(--muted);border-radius:99px;padding:7px 14px;font-size:13px;font-weight:700}.reveal-link:hover{color:var(--ink);border-color:var(--accent)}.reveal-link span{font-size:11px;font-weight:500;opacity:.7;margin-left:4px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:12px}.prev-card{margin:12px 0 0;text-align:center;font-size:13px;color:var(--muted)}.prev-card b{color:var(--ink)}.prev-card.missed b:last-of-type{color:var(--bad-ink)}.answerbtn{border:2px solid var(--line);border-radius:14px;padding:14px 16px;background:var(--surface);font-weight:800;color:var(--ink);display:flex;justify-content:space-between;align-items:center}.answerbtn.no{border-color:var(--bad-line);color:var(--bad-ink);box-shadow:0 3px 0 var(--bad-line)}.answerbtn.yes{border:2px solid transparent}.answerbtn span{font-size:12px;font-weight:500;opacity:.75}.side{display:flex;flex-direction:column;gap:14px}.sidebox{padding:20px}.sidebox h2{font-size:14px;margin:0 0 16px;letter-spacing:-.02em}.statrow{display:flex;justify-content:space-between;align-items:baseline;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.statrow:last-of-type{border:0}.statrow strong{font-size:15px;color:var(--ink)}.start{color:var(--accent);font-size:12px;font-weight:700;margin-top:15px}.secondary{width:100%;background:var(--surface);border:2px solid var(--line);padding:11px;border-radius:12px;color:var(--ink);font-weight:700;margin-top:9px}.addform{display:none;gap:9px;margin-top:13px}.addform.open{display:grid}.addform input,.addform textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 11px;font:inherit;font-size:13px;color:var(--ink);background:var(--surface)}.addform textarea{resize:vertical;min-height:58px}.addform label{display:grid;gap:5px;font-size:12px;font-weight:700;color:var(--ink)}.addform label small{font-weight:500;color:var(--muted)}.img-pick{display:flex;gap:6px;align-items:stretch}.img-pick input{flex:1;min-width:0}.img-pick .mini{white-space:nowrap;flex:none}.img-preview{display:block;width:100%;max-height:150px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}.img-preview[hidden]{display:none}.term-row{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}.say-btn{position:relative;flex:none;display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;border:0;background:var(--accent-soft);color:var(--accent);cursor:pointer;transition:transform .08s,filter .15s}.say-btn svg{width:24px;height:24px;fill:currentColor}.say-btn:hover{filter:brightness(.96)}.say-btn:active{transform:scale(.94)}.say-btn.sm{width:30px;height:30px;background:transparent}.say-btn.sm svg{width:20px;height:20px}.card-detail{width:100%;max-width:520px;margin-top:22px;text-align:left;border-top:1px solid var(--line)}.card-detail[hidden]{display:none}.cd-sec{padding:14px 4px;border-bottom:1px solid var(--line)}.cd-sec[hidden]{display:none}.cd-label{margin:0 0 8px;font-size:13px;font-weight:500;color:var(--muted)}.cd-defs{margin:0;padding:0 0 0 4px;list-style:none;display:grid;gap:4px}.cd-defs li{position:relative;padding-left:18px;font-size:18px;font-weight:600;color:var(--ink);line-height:1.35}.cd-defs li:before{content:"";position:absolute;left:2px;top:.55em;width:7px;height:7px;border-radius:50%;background:var(--accent)}.cd-image{margin:0;padding:14px 4px;border-bottom:1px solid var(--line)}.cd-image[hidden]{display:none}.cd-image img{display:block;width:100%;max-height:260px;object-fit:cover;border-radius:14px}.cd-forms{display:flex;flex-wrap:wrap;gap:8px;padding-left:4px}.cd-form{padding:6px 14px;border-radius:99px;border:1px solid var(--line-strong);background:var(--surface);font-weight:600;color:var(--ink)}.cd-example{margin:0;padding-left:4px;display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:18px;font-weight:600;color:var(--ink)}.cd-tr-toggle{margin:8px 0 0 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var(--line);border-radius:10px;padding:9px 11px;font-size:12px;min-width:170px}.storytext{font-size:clamp(20px,3.2vw,27px);line-height:2;letter-spacing:-.018em;margin:32px 0 24px}.wordtap{color:var(--ink);text-decoration:underline;text-decoration-color:var(--line-strong);text-decoration-thickness:2px;text-underline-offset:5px;cursor:pointer;border-radius:4px}.wordtap:hover,.wordtap.selected{background:var(--accent-soft);text-decoration-color:var(--accent)}.wordhelp{display:none;border:1px solid var(--line);background:var(--surface-2);border-radius:15px;padding:16px;margin:14px 0 20px}.wordhelp.open{display:flex;justify-content:space-between;align-items:center;gap:12px}.helpword{font-weight:750;font-size:18px}.helpmeaning{color:var(--muted);font-size:14px;margin-top:3px}.helpcontext{color:var(--muted);font-size:12px;line-height:1.5;margin-top:8px}.helpcontext b{color:var(--ink);font-weight:600}.auto-tag{display:inline-block;margin-top:6px;font-size:11px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:99px;padding:3px 9px}.helpmeaning.loading{font-style:italic}.helpactions{display:flex;gap:8px;flex-wrap:wrap}.dictionary-link{text-decoration:none;display:inline-flex;align-items:center}.readhelp-input{width:min(260px,100%);border:1px solid var(--line);border-radius:8px;padding:8px;margin-top:8px}.readfoot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:17px;color:var(--muted);font-size:12px}.readfoot button{border:0;background:transparent;color:var(--accent);font-weight:750;font-size:13px}.activity-view{max-width:900px;margin:0 auto}.activity-panel{padding:clamp(20px,4vw,34px)}.activity-heading{margin:7px 0 0}.activity-intro{color:var(--muted);margin:6px 0 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small{display:block;color:var(--muted);font-size:12px;margin-top:3px}.activity-card .avail{color:var(--accent);font-weight:700;margin-top:6px}.activity-card .avail.none{color:var(--bad-ink);font-weight:600}.activity-card .best{color:var(--muted);font-weight:600;margin-top:2px}.lesson-top{display:flex;align-items:center;gap:14px;margin-bottom:8px}.icon-btn{border:0;background:transparent;color:var(--muted);font-size:22px;line-height:1;padding:6px 8px;border-radius:10px}.icon-btn:hover{background:var(--surface-2);color:var(--ink)}.lesson-bar{flex:1;height:16px;background:var(--track);border-radius:99px;overflow:hidden}.lesson-bar i{display:block;height:100%;width:0;background:var(--accent);border-radius:99px;transition:width .4s cubic-bezier(.2,.8,.2,1);position:relative}.lesson-bar i:after{content:"";position:absolute;left:8px;right:8px;top:4px;height:4px;border-radius:4px;background:#ffffff40}.combo{font-weight:800;color:var(--near-ink);white-space:nowrap;font-size:14px}.combo.bump{animation:bump .35s}.lesson-title{margin:6px 0 14px;font-size:14px;color:var(--muted);font-weight:700;letter-spacing:.02em}.activity-stage{min-height:300px;border:1px solid var(--line);border-radius:18px;background:var(--surface-2);padding:22px;text-align:center}.activity-stage>*{animation:pop-in .28s ease-out both}.activity-meta{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.04em}.activity-prompt{font-size:clamp(22px,4vw,32px);font-weight:750;letter-spacing:-.03em;margin:16px auto;max-width:700px;overflow-wrap:anywhere}.activity-sub{color:var(--muted);font-size:14px;margin:8px auto;max-width:700px}.activity-sub.big{font-size:22px;color:var(--ink)}.activity-answer{width:min(440px,100%);padding:14px 16px;border:2px solid 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span{display:block;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:5px;background:var(--accent);color:var(--on-accent)}.finish-stat strong{display:block;font-size:20px;padding:10px 4px}.finish-stat.gold span{background:var(--highlight);color:var(--on-highlight)}.sheet{position:fixed;left:0;right:0;bottom:0;z-index:40;border-top:2px solid var(--line);background:var(--card);animation:slide-up .25s ease-out}.sheet.ok{background:var(--ok-bg);border-color:var(--ok-line)}.sheet.near{background:var(--near-bg);border-color:var(--near-ink)}.sheet.bad{background:var(--bad-bg);border-color:var(--bad-line)}.sheet-inner{max-width:900px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:16px}.sheet-icon{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font-size:26px;font-weight:900;flex:none;background:var(--card)}.sheet.ok .sheet-icon,.sheet.ok strong{color:var(--ok-ink)}.sheet.near .sheet-icon,.sheet.near strong{color:var(--near-ink)}.sheet.bad .sheet-icon,.sheet.bad strong{color:var(--bad-ink)}.sheet-text{flex:1;min-width:0}.sheet-text strong{display:block;font-size:20px;letter-spacing:-.02em}.sheet-body{color:var(--ink);font-size:15px;margin-top:2px;overflow-wrap:anywhere}.sheet-body .example-box{margin:8px 0 0;text-align:left}.sheet .btn-3d{min-width:150px}.sheet.bad .btn-3d{background:var(--bad-ink);box-shadow:0 4px 0 var(--bad-shadow);color:var(--card)}.sheet-spacer{height:110px}.celebrate{position:fixed;inset:0;z-index:70;display:grid;place-items:center;padding:16px;background:#0006;animation:fade-in .2s}.celebrate-card{position:relative;z-index:2;width:min(420px,100%);background:var(--card);border-radius:24px;padding:28px 24px 22px;text-align:center;box-shadow:var(--shadow);border:1px solid var(--line);animation:pop-big .45s cubic-bezier(.2,1.3,.4,1) both}.celebrate-emoji{font-size:70px;line-height:1}.celebrate-card h2{margin:12px 0 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.08s}.mic-btn:active:not(:disabled){transform:translateY(3px);box-shadow:0 2px 0 var(--accent-shadow)}.mic-btn.on{background:var(--bad-ink);box-shadow:0 5px 0 var(--bad-shadow),0 0 0 0 var(--bad-line);animation:mic-pulse 1.2s infinite}.mic-label{color:var(--muted);font-size:14px;max-width:560px;margin:4px auto;min-height:20px}.live{min-height:30px;margin:8px auto;max-width:640px;font-size:18px;color:var(--ink);font-style:italic}.live:empty:before{content:"…";color:var(--line-strong);font-style:normal}.attempts{display:flex;gap:6px;justify-content:center;align-items:center;font-size:12px;font-weight:700;color:var(--muted)}.dot{width:12px;height:12px;border-radius:50%;background:var(--track);border:2px solid var(--line-strong)}.dot.used{background:var(--bad-ink);border-color:var(--bad-ink)}@keyframes mic-pulse{0%{box-shadow:0 5px 0 var(--bad-shadow),0 0 0 0 var(--bad-line)}70%{box-shadow:0 5px 0 var(--bad-shadow),0 0 0 16px transparent}to{box-shadow:0 5px 0 var(--bad-shadow),0 0 0 0 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.2s}.tw-box.solved{border-color:var(--ok-line);background:var(--ok-bg)}.tw-box.wrong{animation:box-wrong .45s}.tw-word{display:inline-flex;flex-wrap:wrap;justify-content:center;gap:6px}.tw-cell.space{width:1.1rem;margin:0 5px;border-bottom-style:dotted}.tw-cell.space .tw-ghost{font-size:.8em}.tw-cell.space.filled{border-bottom-style:solid}.tw-cell{position:relative;display:grid;place-items:center;width:2.2rem;height:2.8rem;border-bottom:3px solid var(--line-strong);border-radius:7px 7px 0 0;font-size:1.65rem;font-weight:750;line-height:1}.tw-cell>span{grid-area:1 / 1}.tw-ghost{opacity:0;color:var(--muted);transition:opacity .15s}.tw-box.reveal .tw-cell:not(.filled) .tw-ghost{opacity:.45}.tw-cell.current{border-bottom-color:var(--accent);background:var(--accent-soft)}.tw-box.solved .tw-cell.current{background:transparent}.tw-cell.filled{border-bottom-color:var(--ok-line);color:var(--ink);animation:pop-in .15s 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