.mt-app .btn-primary,.mt-app .btn-secondary{width:auto;margin-top:0}.mt-top .practice-entry{padding:12px;background:var(--card-bg);color:var(--accent);border:2px solid var(--accent);border-radius:8px;font-size:15px;font-weight:600}.mt-app,.mt-app *,.mt-dialog,.mt-dialog *{box-sizing:border-box}.mt-app{max-width:920px;margin:24px auto}.mt-play,.mt-editor{width:100%;position:static;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--card-radius);padding:22px}.mt-top,.mt-stats,.mt-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.mt-top{font-weight:700;overflow-wrap:anywhere}.mt-stats{margin:18px 0;font-size:.9rem}.mt-stats strong{font-size:1.5rem;font-variant-numeric:tabular-nums}.mt-actions{justify-content:center;margin-top:18px}.mt-garden{position:relative;overflow:hidden;border-radius:14px;background:#eaf7f1}.mt-garden canvas{width:100%;display:block}.mt-reward{position:absolute;bottom:4px;left:0;right:0;text-align:center;font-size:.85rem;color:#244c40;margin:0}.mt-rush{position:absolute;right:10px;top:8px;font-weight:700;color:#78550a}.mt-prompt{min-height:145px;text-align:center;padding:18px 0 0;overflow-wrap:anywhere}.mt-prompt p{margin:0}#mtLabel{font-size:clamp(1.3rem,4vw,2rem);font-weight:700}#mtKana{font-size:1rem;color:var(--text-muted);margin-top:6px}#mtHint{font:700 clamp(1.25rem,4vw,1.8rem)/1.6 ui-monospace,monospace;letter-spacing:.04em;color:var(--text)}#mtHint .mt-done{color:var(--accent);opacity:.4}.mt-notice{font-size:.85rem;text-align:center;min-height:1.7em;color:var(--text-muted)}.mt-result{padding:16px;border-radius:12px;background:var(--accent-bg);text-align:center;font-weight:700;margin-top:14px}.mt-files{width:100%;margin-top:18px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}.mt-files p{font-size:.8rem;flex-basis:100%;margin:0;color:var(--text-muted)}.mt-open{display:inline-flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.9rem}.mt-open input{max-width:230px}#mtErrors{color:var(--danger);font-size:.85rem;white-space:pre-wrap}.mt-words{display:flex;gap:6px;flex-wrap:wrap;max-height:170px;overflow:auto;margin-top:12px}.mt-words span{background:var(--surface-soft);padding:3px 8px;border-radius:6px;font-size:.85rem}.mt-editor details{margin-top:18px;font-size:.9rem}.mt-dialog{border:1px solid var(--card-border);border-radius:16px;max-width:min(420px,90vw);padding:24px;color:var(--text)}.mt-dialog::backdrop{background:#173c3b66}.mt-dialog label{display:block;margin:18px 0}.mt-dialog select{margin-left:12px}.mt-dialog button{padding:10px 24px;border-radius:8px;background:var(--accent);color:#fff;border:0}#mtStatus{white-space:pre-wrap;color:var(--text-muted)}.mt-share[open]{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}.mt-share h2{margin:0}.mt-share-lesson{margin:0;font-weight:700;overflow-wrap:anywhere}.mt-share-qr{line-height:0}.mt-share-qr img,.mt-share-qr canvas{width:min(260px,58vw);height:auto;image-rendering:pixelated}.mt-share-url{display:flex;gap:8px;width:100%;flex-wrap:wrap;justify-content:center}.mt-share-url input{flex:1 1 210px;min-width:0;font-size:.85rem;padding:8px;border:1px solid var(--card-border);border-radius:8px;color:var(--text)}.mt-share-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.mt-share button{min-height:44px}.mt-share button.mt-ghost{background:var(--card-bg);color:var(--accent);border:2px solid var(--accent);font-weight:600}.mt-share-note{margin:0;font-size:.85rem;color:var(--text-muted);min-height:1.7em}.mt-share-hint{margin:0;font-size:.8rem;color:var(--text-muted)}.mt-share--big{inset:0;margin:0;width:100vw;max-width:100vw;height:100vh;max-height:100vh;border:0;border-radius:0;padding:16px;justify-content:center}.mt-share--big .mt-share-hide{display:none}.mt-share--big .mt-share-qr img,.mt-share--big .mt-share-qr canvas{width:min(62vh,86vw)}.mt-share--big .mt-share-lesson{font-size:clamp(1.3rem,3vw,2.2rem)}.mt-share--big .mt-share-url{max-width:min(900px,92vw)}.mt-share--big .mt-share-url input{font-size:clamp(.85rem,1.4vw,1.05rem);text-align:center;border:0;background:transparent}.hb-kbd-inner{max-width:650px;margin:auto}.hb-kbd-row{display:flex;gap:5px;margin-top:6px}.hb-kbd-row:nth-child(2){padding-left:2%}.hb-kbd-row:nth-child(3){padding-left:7%}.hb-key{position:relative;flex:0 1 9%;min-width:0;height:42px;border:1px solid var(--border-soft);border-radius:7px;background:var(--surface-soft);color:var(--text);font-size:1.05rem;touch-action:manipulation}.hb-key-next{background:var(--accent);color:#fff;border-color:var(--accent)}.hb-key-alt{border-color:var(--accent)}.hb-key-tapped{transform:translateY(2px)}.hb-key-bump{position:absolute;bottom:4px;left:38%;right:38%;height:2px;background:currentColor}.mt-app button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}@media (max-width:600px){.mt-play,.mt-editor{padding:12px}.mt-stats{gap:5px;font-size:.75rem}.mt-stats strong{font-size:1.2rem}.mt-reward{position:static;padding:4px}.mt-prompt{min-height:155px}.hb-kbd-row{gap:3px}.hb-key{height:38px;font-size:.9rem}.mt-actions button{flex:1}.mt-top{gap:6px}.mt-top>span{max-width:60%}}@media (prefers-reduced-motion:reduce){.hb-key-tapped{transform:none}}@media (min-width:1600px) and (min-height:900px){.mt-app{max-width:1100px}#mtLabel{font-size:clamp(32px,2.1vw,54px)}#mtHint{font-size:clamp(30px,1.9vw,50px)}#mtKana{font-size:clamp(18px,1.1vw,28px)}}