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0 var(--accent-ink);transition:transform .1s}.mcs .train-btn:hover{transform:translateY(-1px)}.mcs .train-btn:active{transform:translateY(2px);box-shadow:0 1px 0 var(--accent-ink)}.mcs .train-btn small{display:block;font:500 .78rem/1.3 var(--body);margin-top:3px}.mcs .prefs{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:14px;color:var(--muted);font-size:.93rem}.mcs .prefs label{display:inline-flex;align-items:center;gap:8px;cursor:pointer}.mcs .prefs input[type=checkbox]{width:18px;height:18px;accent-color:var(--done)}.mcs #name{font:600 .95rem/1 var(--body);color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:9px;padding:7px 10px;width:150px}.mcs #name:focus{outline:none;border-color:var(--glow)}.mcs .practice{border:1.5px solid var(--line);background:var(--bg);border-radius:12px;padding:14px 16px;display:grid;gap:10px;max-width:none}.mcs .pr-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.mcs 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.pz-drop.over{border-style:solid;border-color:var(--glow);background:var(--glow-soft)}.mcs .pz-drop img{max-height:220px;border-radius:8px;border:1px solid var(--line)}.mcs .pz-self{justify-self:start;font:800 1rem/1 var(--display);padding:12px 18px;border-radius:11px;border:0;background:var(--done);color:var(--surface);cursor:pointer;box-shadow:0 3px 0 var(--ink)}.mcs .pz-self:active{transform:translateY(2px);box-shadow:0 1px 0 var(--ink)}.mcs .ill-a{fill:var(--key)}.mcs .ill-b{fill:var(--deck)}.mcs .ill-c{fill:var(--glow)}.mcs .ill-d{fill:var(--surface);stroke:var(--muted);stroke-width:2}.mcs #confetti{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:80}.mcs #toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translate(-50%);z-index:90;width:min(440px,calc(100% - 32px));background:var(--surface);border:2px solid var(--glow);border-radius:18px;padding:16px 18px;display:grid;gap:4px;box-shadow:0 18px 40px var(--scrim);cursor:pointer;animation:pop .35s cubic-bezier(.2,1.4,.4,1)}.mcs #toast .tt{font:800 1.5rem/1.15 var(--display);letter-spacing:-.01em}.mcs #toast .ts{margin:0;color:var(--muted)}.mcs #toast .tx{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.mcs #toast .tx span{font:700 .78rem/1 var(--keys);padding:5px 9px;border-radius:99px;background:var(--glow);color:var(--glow-ink)}.mcs #toast .tx span.bdg{background:var(--done);color:var(--surface)}@keyframes pop{0%{transform:translate(-50%,24px) scale(.92);opacity:0}to{transform:translate(-50%) scale(1);opacity:1}}body.ov-on{overflow:hidden}.mcs .ov{position:fixed;inset:0;z-index:70;background:var(--scrim);display:grid;place-items:center;padding:16px max(16px,env(safe-area-inset-right,0px)) 16px max(16px,env(safe-area-inset-left,0px))}.mcs .ov-card{width:min(600px,100%);max-height:calc(100vh - 32px);overflow:auto;background:var(--surface);border-radius:20px;padding:20px 22px 22px;display:grid;gap:14px}.mcs .t-top{display:flex;align-items:center;gap:12px}.mcs .t-count{font:600 .78rem/1 var(--keys);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);white-space:nowrap}.mcs .t-dots{display:flex;gap:6px;flex:1}.mcs .t-dots i{width:10px;height:10px;border-radius:50%;background:var(--line)}.mcs .t-dots i.cur{background:var(--glow);box-shadow:0 0 0 3px var(--glow-soft)}.mcs .t-dots i.ok{background:var(--done)}.mcs .t-dots i.bad{background:var(--bad)}.mcs .t-dots i.skip{background:var(--muted)}.mcs .t-x{margin-left:auto;width:36px;height:36px;border-radius:50%;border:1.5px solid var(--line);background:none;color:var(--ink);font:400 1.4rem/1 var(--keys);cursor:pointer}.mcs .t-title{margin:0;font:800 1.55rem/1.15 var(--display);letter-spacing:-.015em;text-wrap:balance}.mcs .t-foot{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}.mcs .t-skip{font:700 .95rem var(--body);background:none;border:1.5px solid var(--line);color:var(--muted);border-radius:10px;padding:10px 16px;cursor:pointer}.mcs .q-opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}@media (max-width:520px){.mcs .q-opts{grid-template-columns:minmax(0,1fr)}}.mcs .q-opt{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:4px;min-height:62px;padding:12px;border-radius:12px;border:2px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer;font-size:1.05rem}.mcs .q-opt:hover{border-color:var(--muted)}.mcs .q-opt.ok{border-color:var(--done);background:var(--done-bg)}.mcs .q-opt.bad{border-color:var(--bad);background:var(--bad-bg)}.mcs .q-opt:disabled{cursor:default}.mcs .sum{display:grid;gap:12px;text-align:center;justify-items:center}.mcs .stars{display:flex;gap:6px;font-size:2.6rem;line-height:1;color:var(--line)}.mcs .stars .on{color:var(--glow);text-shadow:0 0 14px var(--glow-soft)}.mcs .sum-list{list-style:none;margin:0;padding:0;display:grid;gap:6px;width:100%;text-align:left}.mcs .sum-list li{display:flex;justify-content:space-between;gap:10px;padding:8px 12px;border-radius:9px;background:var(--bg)}.mcs .sum-list .r-ok{color:var(--done);font-weight:700}.mcs .sum-list .r-bad{color:var(--bad);font-weight:700}.mcs .sum-list .r-skip{color:var(--muted)}.mcs .sum-btns{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.mcs .b-sum{margin:0;color:var(--muted)}.mcs .b-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.mcs .b{display:grid;justify-items:center;text-align:center;gap:4px;padding:14px 10px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);font-size:.85rem;color:var(--muted)}.mcs .b strong{color:var(--ink);font:700 .95rem/1.2 var(--display)}.mcs .b-medal{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font:800 1.15rem/1 var(--display);background:var(--line);color:var(--muted)}.mcs .b.got{border-color:var(--glow);background:var(--surface)}.mcs .b.got .b-medal{background:var(--glow);color:var(--glow-ink);box-shadow:0 0 16px var(--glow-soft)}.mcs .b:not(.got){opacity:.6}.mcs .lv{display:grid;justify-items:center;text-align:center;gap:10px;padding:8px 0}.mcs .lv-medal{width:96px;height:96px;border-radius:50%;display:grid;place-items:center;background:var(--glow);color:var(--glow-ink);font:800 2.8rem/1 var(--display);box-shadow:0 0 0 6px var(--surface),0 0 0 9px var(--glow),0 0 40px var(--glow-soft);animation:pop2 .6s cubic-bezier(.2,1.5,.4,1)}.mcs .lv-eyebrow{margin:0;font:700 .8rem/1 var(--keys);letter-spacing:.1em;text-transform:uppercase;color:var(--accent-ink)}.mcs .lv p{margin:0}@keyframes pop2{0%{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}@media (prefers-reduced-motion:reduce){.mcs #toast,.mcs .lv-medal{animation:none}}.mcs .practice{position:relative}.mcs .hud .train-btn{flex-direction:column;align-items:flex-start;justify-content:center;gap:0}.mcs .pz-echo .why{flex:1 1 170px}.mcs .pz-echo{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;min-height:58px;padding:8px 12px;border-radius:10px;background:var(--surface);border:1.5px solid var(--line)}.mcs .pz-echo-l{font-size:.85rem;color:var(--muted);white-space:nowrap}.mcs .pz-echo .glyph{min-width:48px;height:42px;padding:0 10px;display:inline-grid;place-items:center;border-radius:8px;background:var(--bg);border:1.5px solid var(--line);font:600 1.7rem/1 var(--keys)}.mcs .pz-echo .glyph kbd{font-size:.55em}.mcs .pz-echo .glyph.combo{font-size:1.15rem;display:inline-flex;gap:4px;align-items:center}.mcs .pz-echo .glyph.empty{color:var(--muted);font-size:1rem}.mcs .mark{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font:800 1.15rem/1 var(--keys);flex:0 0 auto}.mcs .mark:empty{display:none}.mcs .mark.ok{background:var(--done)}.mcs .mark.no,.mcs .mark.ok{color:var(--surface);animation:pop2 .3s}.mcs .mark.no{background:var(--bad)}.mcs .pz-echo .why{font-size:.92rem;min-width:0}.mcs .pz-echo .why.ok{color:var(--done);font-weight:700}.mcs .pz-echo .why.no{color:var(--bad)}.mcs .stamp{position:absolute;top:10px;right:12px;display:none;align-items:center;gap:8px;padding:7px 12px 7px 8px;border-radius:99px;background:var(--done);color:var(--surface);font:800 1rem/1 var(--display);transform:rotate(-4deg);box-shadow:0 4px 14px var(--glow-soft)}.mcs .stamp b{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--surface);color:var(--done);font:900 1rem/1 var(--keys)}.mcs .practice.is-won .stamp,.mcs .practice.show-stamp .stamp{display:inline-flex;animation:stampIn .45s cubic-bezier(.2,1.6,.4,1)}.mcs .practice.is-won .pr-head .pr-done,.mcs .practice.is-won .pr-head .pr-xp,.mcs .practice.show-stamp .pr-head .pr-done,.mcs .practice.show-stamp .pr-head .pr-xp{visibility:hidden}@keyframes stampIn{0%{transform:rotate(-4deg) scale(2.2);opacity:0}to{transform:rotate(-4deg) scale(1);opacity:1}}.mcs .pz-letters{padding:12px;border-style:solid;display:grid;gap:10px}.mcs .lt-row{display:flex;flex-wrap:wrap;gap:6px}.mcs .lt{width:38px;height:42px;border-radius:8px;display:grid;place-items:center;font:600 1.2rem/1 var(--keys);background:var(--bg);border:1.5px solid var(--line);color:var(--muted);position:relative}.mcs .lt.cur{border-color:var(--glow);color:var(--ink);box-shadow:0 0 0 3px var(--glow-soft)}.mcs .lt.ok{border-color:var(--done);background:var(--done-bg);color:var(--done)}.mcs .lt.ok:after{content:"✓";position:absolute;top:-7px;right:-7px;width:17px;height:17px;border-radius:50%;background:var(--done);color:var(--surface);font:800 .65rem/17px var(--keys);text-align:center}.mcs .lt-ask{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.mcs .lt-big{font:700 2.4rem/1 var(--keys);min-width:56px;height:56px;display:grid;place-items:center;border-radius:10px;background:var(--glow);color:var(--glow-ink)}.mcs .lt-ask .pz-input{width:120px;font-size:1.4rem;text-align:center}.mcs .live-char{display:inline-grid;place-items:center;min-width:34px;height:30px;padding:0 6px;margin:0 2px;border-radius:7px;background:var(--glow);color:var(--glow-ink);font:700 1.15rem/1 var(--keys);vertical-align:middle}@media (prefers-reduced-motion:reduce){.mcs .mark,.mcs .stamp{animation:none!important}}.mcs .next-lesson{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;margin:0 0 22px;padding:14px 16px;border-radius:var(--r);border:2px solid var(--glow);background:var(--surface);color:var(--ink);font:inherit;text-align:left;cursor:pointer}.mcs .next-lesson strong{display:block;font:700 1.1rem/1.25 var(--display)}.mcs .next-lesson .go{flex:0 0 auto;font:800 .95rem/1 var(--display);padding:10px 14px;border-radius:10px;background:var(--glow);color:var(--glow-ink)}.mcs .next-lesson:hover .go{box-shadow:0 0 0 3px var(--glow-soft)}.mcs .next-lesson.done{cursor:default;border-color:var(--done);color:var(--done);font-weight:700}.mcs .next-btn{display:block;margin-top:10px;font:800 .98rem/1.2 var(--display);padding:11px 16px;border-radius:10px;border:0;background:var(--glow);color:var(--glow-ink);cursor:pointer;text-align:left;box-shadow:0 3px 0 var(--accent-ink)}.mcs .pz-self:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.mcs .hud-sub{font-size:.82rem;color:var(--muted);font-variant-numeric:tabular-nums}.mcs #hudGoalBox.hit{border-color:var(--done);background:var(--done-bg)}.mcs #hudGoalBox.hit strong{color:var(--done)}.mcs .mobile-note{display:none;margin:12px 0 0;padding:10px 12px;border-radius:10px;background:var(--surface);border:1.5px solid var(--line);font-size:.92rem;color:var(--muted)}@media (hover:none) and (pointer:coarse){.mcs .mobile-note{display:block}}@media (max-width:600px){.mcs .hud{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.mcs .hud .train-btn,.mcs .hud-level,.mcs .hud-xp{grid-column:1/-1}.mcs .hud .train-btn{flex-direction:row;align-items:baseline;justify-content:space-between}.mcs .hud .train-btn small{margin:0}.mcs .hud>.hud-btn{grid-column:1/-1}}.mcs .top-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.mcs .top-row .eyebrow{margin:0}.mcs .lang{display:inline-flex;padding:3px;border-radius:99px;background:var(--surface);border:1.5px solid var(--line)}.mcs .lang button{font:700 .82rem/1 var(--keys);letter-spacing:.04em;padding:7px 12px;border-radius:99px;border:0;background:none;color:var(--muted);cursor:pointer}.mcs .lang button[aria-pressed=true]{background:var(--ink);color:var(--bg)}.mcs [hidden]{display:none!important}.mcs .prefs select{font:inherit;color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:8px;padding:6px 8px}.mcs .credit{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:48px;padding-top:18px;border-top:1.5px solid var(--line);font-size:.93rem;color:var(--muted)}.mcs .credit a{color:var(--accent-ink);font-weight:700;text-decoration:none}.mcs .credit a:hover{text-decoration:underline}.dark .mcs,.mcs{--bg:var(--color-bg);--surface:var(--color-surface);--ink:var(--color-text-primary);--muted:var(--color-text-secondary);--line:var(--color-border-hover);--glow:var(--color-accent);--glow-soft:color-mix(in srgb,var(--color-accent) 32%,transparent);--display:var(--font-display),system-ui,sans-serif;--body:var(--font-body),system-ui,sans-serif;background:none;font-size:16px}.mcs{--glow-ink:#fff;--accent-ink:color-mix(in srgb,var(--color-accent) 82%,#000)}.dark .mcs{--glow-ink:#131313;--accent-ink:var(--color-accent)}.mcs .wrap{max-width:none;margin:0;padding:0}.mcs .top-row{margin-bottom:14px}@media (min-width:1001px){.mcs .panel{top:76px}}.mcs .ov{z-index:200}.mcs #confetti{z-index:210}.mcs #toast{z-index:220}@media (min-width:1001px){.mcs .layout{grid-template-columns:minmax(0,1fr) 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