:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#20211e;background:#eeefea;font-synthesis:none;--bg: #eeefea;--surface: #fff;--text: #20211e;--muted: #575b52;--line: #cbd0c3;--accent: #ffcf00;--accent-ink: #705400;--accent-strong: #e8b900;--soft: #fff2b3;--good: #286854;--error: #c43b58;--error-bg: #fde8ed;--hero: #ffe36b;--key: #fff;--shadow: 0 10px 35px #262b1610}:root[data-theme=dark]{color-scheme:dark;--bg: #171916;--surface: #22251f;--text: #f6f6ed;--muted: #babeb0;--line: #4b5143;--accent: #ffcf00;--accent-ink: #ffdf4d;--accent-strong: #ffe14d;--soft: #3c3618;--good: #8ac8b7;--error: #ff91a4;--error-bg: #4b2838;--hero: #302c19;--key: #30352a;--shadow: 0 10px 35px #0002;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer;color:inherit}button{border:0;background:none}button:disabled{opacity:.5;cursor:wait}button:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button,a,input{-webkit-tap-highlight-color:transparent}button{transition:background .16s,transform .16s,border-color .16s}p{line-height:1.6}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.04em}h2{font-size:30px;font-weight:650}h3{font-size:20px}kbd{font-family:inherit;border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:3px 7px;font-size:12px}button:hover{color:var(--accent-ink)}.header{height:86px;background:var(--surface);border-bottom:1px solid var(--line)}.header-inner{max-width:1232px;height:100%;margin:auto;display:flex;align-items:center;gap:54px;padding:0 32px}.brand{display:flex;gap:11px;align-items:center;font-size:25px;letter-spacing:-1px;font-weight:750;padding:0;white-space:nowrap}.brand svg{width:37px;color:var(--accent-ink)}.brand-light{font-weight:450}.header nav{display:flex;gap:28px;height:100%;align-items:center;flex:1}.header nav button{height:100%;padding:0;font-size:13px;position:relative;color:var(--muted);white-space:nowrap}.header nav .nav-active{color:var(--accent-ink);font-weight:650}.nav-active:after{content:"";height:3px;background:var(--accent);position:absolute;bottom:0;left:0;right:0;border-radius:5px 5px 0 0}.header-actions{display:flex;gap:7px}.icon-button{display:grid;place-items:center;width:36px;height:36px;border:1px solid var(--line);border-radius:10px;font-size:21px;background:var(--surface)}main{max-width:1232px;min-height:calc(100vh - 174px);margin:auto;padding:38px 32px 54px}.hero{border:1px solid #dfbe39;border-radius:22px;background:var(--hero);min-height:324px;display:flex;overflow:hidden;position:relative;padding:39px 44px}.hero-copy{position:relative;z-index:1}.eyebrow{font-size:10px;font-weight:750;letter-spacing:1.6px;color:var(--accent-ink);display:flex;align-items:center;gap:8px}.eyebrow>span{width:6px;height:6px;background:var(--accent);border-radius:100%}.hero h1{font-size:44px;line-height:1.15;font-weight:680;margin:18px 0 17px;letter-spacing:-1.8px}.hero h1 span{color:var(--accent-ink)}.hero p{color:var(--muted);font-size:14px;margin-bottom:23px}.hero-chips{display:flex;gap:20px;color:var(--muted);font-size:11px}.hero-chips span:first-child{color:var(--accent-ink)}.hero-art{position:absolute;right:25px;top:0;bottom:0;width:42%}.orbit{position:absolute;border:1px solid #70590033;border-radius:50%;width:345px;height:345px;top:-2px;left:40px;transform:rotate(-30deg)}.orbit-two{width:450px;height:245px;left:-12px;top:48px;transform:rotate(-35deg)}.floating-key{display:grid;place-items:center;border-radius:23px;position:absolute;width:106px;height:108px;font-size:48px;font-weight:600;box-shadow:0 9px #baa243,0 21px 25px #67561924;border:2px solid #fff9;background:#fff;color:#25281f}.key-a{left:91px;top:83px;transform:rotate(-13deg);z-index:2}.key-o{left:213px;top:52px;transform:rotate(13deg);width:89px;height:94px;font-size:41px;background:#ffcf00;color:#fff;box-shadow:0 8px #a68b18,0 18px 28px #67561922}.key-enter{top:182px;left:223px;width:110px;height:76px;font-size:40px;transform:rotate(8deg)}.spark{position:absolute;color:#66541a;font-size:37px}.s1{left:60px;top:48px}.s2{right:26px;top:159px;font-size:25px}.art-label{position:absolute;left:73px;top:257px;transform:rotate(-5deg);background:var(--surface);padding:11px 17px;border-radius:12px;font-size:12px;box-shadow:var(--shadow);color:var(--muted)}.art-label span{color:var(--good);padding-right:7px}.catalog{margin-top:40px}.section-heading{display:flex;align-items:center;justify-content:space-between}.section-heading h2{margin:8px 0 0}.muted{color:var(--muted);font-size:9px}.segmented{background:var(--line);padding:4px;border-radius:11px;display:flex;gap:3px}.segmented button{padding:10px 15px;border-radius:8px;font-size:12px;color:var(--muted)}.segmented .selected{background:var(--surface);box-shadow:0 2px 4px #0000000a;color:var(--text);font-weight:600}.catalog-toolbar{display:flex;align-items:center;justify-content:space-between;margin:23px 0}.tabs{display:flex;gap:7px;flex-wrap:wrap}.tabs button{padding:9px 15px;border:1px solid transparent;border-radius:8px;font-size:12px;color:var(--muted)}.tabs .selected{background:var(--soft);color:var(--accent-ink);border-color:var(--accent-ink)}.lesson-count{font-size:11px;color:var(--muted)}.lesson-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.lesson-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:22px;text-align:left;box-shadow:var(--shadow);display:flex;flex-direction:column;min-height:229px}.lesson-card:hover{transform:translateY(-4px);border-color:var(--accent-ink);color:var(--text)}.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.lesson-symbol{display:grid;place-items:center;background:var(--soft);width:43px;height:43px;border-radius:12px;color:var(--accent-ink);font-weight:650;font-size:19px;letter-spacing:-1px}.category-words .lesson-symbol{background:#edf5f1;color:#568975}.category-texts .lesson-symbol{background:#eef1fb;color:#637fba}.category-symbols .lesson-symbol{background:#fbf1e6;color:#b2874d}.lesson-number{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.card-category{font-size:9px;letter-spacing:.6px;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.lesson-card h3{margin-bottom:8px;font-size:18px;font-weight:650;letter-spacing:-.4px}.lesson-card p{font-size:11px;color:var(--muted);margin-bottom:19px;line-height:1.6;min-height:36px}.card-bottom{margin-top:auto;border-top:1px solid var(--line);padding-top:14px;display:flex;align-items:center;gap:13px;font-size:10px;color:var(--muted)}.stars{color:var(--accent-ink);letter-spacing:1px;font-size:11px}.stars>span{color:var(--line)}.card-arrow{margin-left:auto;font-size:19px;color:var(--muted)}.catalog-note{display:flex;gap:12px;align-items:center;padding:21px 0 0;color:var(--muted);font-size:11px}.catalog-note>span{color:var(--accent-ink);font-size:23px}.catalog-note p{margin:0}.catalog-note strong{font-weight:600;color:var(--text)}footer{border-top:1px solid var(--line);max-width:1168px;margin:auto;padding:25px 0;display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.footer-brand{color:var(--text);font-size:13px;font-weight:650}.footer-brand span{font-size:10px;font-weight:400;margin-left:16px;color:var(--muted)}.brand-accent{color:var(--accent-ink);margin-left:5px}.empty{border:1px dashed var(--line);border-radius:15px;text-align:center;padding:70px 25px;color:var(--muted)}.primary,.secondary{border-radius:9px;padding:13px 21px;font-weight:600;font-size:13px}.primary{background:var(--accent);color:var(--surface)}.primary:hover{background:var(--accent-strong);color:var(--surface)}.secondary{background:var(--soft);color:var(--accent-ink)}.text-button{font-size:12px;color:var(--muted);padding:7px}.badge{display:inline-block;padding:7px 11px;border-radius:7px;font-size:10px;letter-spacing:.5px;background:var(--soft);color:var(--accent-ink)}.coming{text-align:center;max-width:620px;margin:80px auto;display:flex;align-items:center;flex-direction:column;gap:20px}.coming-icon{font-size:40px;color:var(--accent-ink);background:var(--soft);border-radius:25px;padding:22px}.coming h1{font-size:40px;margin:0}.coming p{color:var(--muted);margin:0}.exercise{max-width:1000px;margin:0 auto}.exercise-top{display:flex;justify-content:space-between;align-items:center}.exercise-title{text-align:center;margin:22px auto 26px;max-width:680px}.exercise-title .eyebrow{justify-content:center}.exercise-title h1{font-size:33px;margin:9px 0}.exercise-title p{font-size:12px;color:var(--muted);margin:0;min-height:38px}.typing-panel{border:1px solid var(--line);background:var(--surface);border-radius:18px;padding:20px 27px;box-shadow:var(--shadow)}.typing-caption{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:11px}.pause-shortcut{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}.progress{height:4px;border-radius:5px;background:var(--line);margin:18px 0 15px;overflow:hidden}.progress>div{height:100%;background:var(--accent);transition:width .15s}.typing-text{font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;line-height:1.8;letter-spacing:1px;white-space:pre-wrap;overflow-wrap:anywhere;height:177px;overflow-y:auto;scrollbar-width:thin;padding:8px 3px 30px;outline:none}.typing-text:focus-visible{outline:2px solid var(--soft);outline-offset:5px;border-radius:5px}.pending{color:var(--muted);opacity:1}.correct{color:var(--good)}.incorrect{color:var(--error);background:var(--error-bg);text-decoration:underline wavy var(--error);text-underline-offset:6px}.cursor{position:relative;opacity:1}.cursor:before{position:absolute;content:"";width:2px;left:-2px;top:2px;bottom:0;background:var(--accent);border-radius:2px}.typing-bottom{margin-top:15px;display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.hint-toggles{display:flex;justify-content:center;gap:24px;margin:22px 0 16px}.hint-toggles button{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted)}.toggle{width:22px;height:13px;background:var(--line);border-radius:10px;padding:2px;display:inline-flex}.toggle:after{content:"";display:block;width:9px;height:9px;background:var(--surface);border-radius:100%}.toggle.on{background:var(--accent);justify-content:flex-end}.finger-hint{display:flex;gap:10px;align-items:center;justify-content:center;font-size:11px;min-height:27px;margin-bottom:14px;color:var(--muted)}.finger-hint strong{font-weight:500;color:var(--text)}.keyboard{max-width:750px;margin:auto}.key-row{display:flex;justify-content:center;gap:5px;margin-bottom:5px}.key{min-width:42px;height:35px;padding:0 7px;background:var(--key);border:1px solid var(--line);border-bottom-width:3px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted);position:relative}.key.home-key:after{content:"";width:9px;height:2px;background:var(--muted);position:absolute;bottom:5px}.key.lit{background:var(--accent);color:var(--surface);border-color:var(--accent-ink);box-shadow:0 0 0 2px var(--soft)}.key.lit:before{content:"•";position:absolute;right:4px;top:0;font-size:10px}.key.wide{width:67px;font-size:10px}.key.space{width:265px;font-size:10px;height:28px}.hands{max-width:470px;margin:1px auto 0;height:113px}.hands svg{height:100%;width:100%}.palm,.finger{fill:var(--soft);stroke:var(--line);stroke-width:2}.finger.active{fill:var(--accent);stroke:var(--accent-strong);stroke-width:3}.hands text{fill:var(--muted);font-size:10px}.hands .active{filter:drop-shadow(0 0 3px var(--accent))}dialog{border:1px solid var(--line);border-radius:22px;padding:0;max-width:720px;width:calc(100% - 40px);max-height:calc(100vh - 42px);background:var(--surface);color:var(--text);box-shadow:0 24px 100px #17132240}dialog::backdrop{background:#17152688;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.dialog-inner{padding:29px 32px}.report-heading h2{font-size:29px;margin:13px 0 7px}.report-heading p{font-size:12px;color:var(--muted);margin-bottom:22px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.metrics>div{border:1px solid var(--line);border-radius:12px;padding:15px}.metrics span{display:block;font-size:11px;color:var(--muted);margin-bottom:8px}.metrics strong{display:block;font-size:30px;font-weight:600;letter-spacing:-1px;font-variant-numeric:tabular-nums}.metrics>div:first-child strong{color:var(--accent-ink)}.metrics small{font-size:10px;color:var(--muted);font-weight:400;letter-spacing:0}.chart{margin:24px 0 9px}.chart-legend{display:flex;gap:25px;font-size:10px;color:var(--muted)}.chart-legend span{display:flex;gap:6px;align-items:center}.chart-legend i{width:7px;height:7px;border-radius:100%;background:var(--accent)}.chart-legend .error-dot{background:var(--error)}.chart svg{width:100%;max-height:225px}.chart svg text{font-size:10px;fill:var(--muted)}.grid-line{stroke:var(--line);stroke-width:1}.speed-line{stroke:var(--accent-ink);stroke-width:2.5;fill:none;stroke-linejoin:round}.chart-area{fill:var(--soft)}.error-bar{fill:var(--error)}.chart svg{animation:appear .6s ease both}.report-details{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 17px;padding:13px 0;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.report-details span{display:flex;justify-content:space-between;gap:9px}.report-details b{color:var(--text);font-variant-numeric:tabular-nums}.report-explainer{font-size:10px;color:var(--muted);margin:5px 0 12px}.storage-note{font-size:10px;color:var(--muted);background:var(--bg);padding:11px;border-radius:8px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:21px;align-items:center}.dialog-actions .text-button{margin-right:auto}.modal-title{display:flex;justify-content:space-between;align-items:center;gap:15px}.modal-title h2{font-size:25px;margin:0}.modal-title+p{font-size:12px;color:var(--muted);margin:12px 0 22px}.setting-row{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:15px 0;font-size:13px}.setting-row input{accent-color:var(--accent-ink)}.setting-row input[type=checkbox]{width:19px;height:19px}.setting-row input[type=range]{width:160px}@keyframes appear{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}:root[data-motion=false] *,:root[data-motion=false] *:before{animation:none!important;transition:none!important;scroll-behavior:auto!important}@media(prefers-reduced-motion:reduce){*,*:before{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media(min-width:1600px){main{padding-top:48px}.hero{min-height:345px}.hero-art{right:45px;top:12px}.lesson-card{min-height:238px}}@media(max-width:1050px){.header-inner{gap:25px}.header nav{gap:15px}.header nav button{font-size:11px}.hero{padding:30px}.hero h1{font-size:38px}.hero-art{right:-35px;transform:scale(.85)}.lesson-grid{grid-template-columns:repeat(3,1fr)}.lesson-count{display:none}footer{margin:0 32px}}@media(max-width:760px){.header{height:auto}.header-inner{flex-wrap:wrap;padding:16px 20px 0;gap:15px}.brand{font-size:22px}.header-actions{margin-left:auto}.header nav{order:3;width:100%;gap:20px;overflow:auto;height:39px}.header nav button{font-size:11px}main{padding:24px 18px}.hero{padding:28px 24px;min-height:300px}.hero h1{font-size:34px}.hero-art{display:none}.hero-chips{font-size:9px;gap:12px}.hero .eyebrow{font-size:8px}.hero p{font-size:12px}.section-heading{gap:14px;align-items:flex-start}.section-heading h2{font-size:26px}.segmented button{font-size:10px;padding:9px}.tabs{gap:3px}.tabs button{font-size:11px;padding:8px 10px}.lesson-grid{grid-template-columns:repeat(2,1fr);gap:12px}.lesson-card{padding:17px;min-height:225px}.lesson-card h3{font-size:16px}.card-bottom{gap:7px}.card-bottom>span{font-size:9px}.card-bottom .card-arrow{font-size:16px}.exercise-title h1{font-size:28px}.typing-panel{padding:18px}.typing-bottom span:last-child{display:none}.typing-caption{font-size:10px;gap:8px}.key{min-width:0;flex:1;height:30px;padding:0 2px;font-size:10px}.key.wide{flex:1.4;width:auto}.key.space{flex:0 1 220px}.hint-toggles{gap:13px}.hint-toggles button{font-size:10px}.finger-hint{font-size:10px;gap:6px;flex-wrap:wrap}.dialog-inner{padding:23px 20px}.metrics{gap:7px}.metrics>div{padding:12px}.metrics strong{font-size:25px}.metrics small{display:block}.report-details{grid-template-columns:repeat(2,1fr)}.dialog-actions{flex-wrap:wrap}.dialog-actions button{font-size:11px;padding:12px}.report-heading h2{font-size:25px}footer{margin:0 18px;font-size:9px}.footer-brand span{display:none}}@media(min-width:800px)and (max-height:850px){main:has(.exercise){padding-top:15px;padding-bottom:20px}.exercise-top{height:27px}.exercise-title{margin:9px auto 12px;max-width:850px}.exercise-title h1{font-size:26px;margin:6px 0}.exercise-title p{min-height:28px;font-size:11px;line-height:1.4}.typing-panel{padding:12px 22px}.typing-text{height:107px;line-height:1.65;padding:3px 3px 15px}.progress{margin:10px 0 8px}.typing-bottom{margin-top:9px}.hint-toggles{margin:12px 0 8px}.finger-hint{margin-bottom:8px;min-height:23px}.key{height:25px}.key-row{margin-bottom:3px}.key.space{height:23px}.key.home-key:after{bottom:3px}.hands{height:90px;margin-top:2px}}.primary,.primary:hover,.key.lit,.key-o{color:#20211e}.brand svg{color:#20211e}.header nav .nav-active{color:var(--text)}.hero h1 span{color:#20211e}.hero .eyebrow,.hero p,.hero-chips,.hero-chips span:first-child{color:#34392e}:root[data-theme=dark] .hero h1 span,:root[data-theme=dark] .hero .eyebrow,:root[data-theme=dark] .hero p,:root[data-theme=dark] .hero-chips,:root[data-theme=dark] .hero-chips span:first-child{color:#f6eebc}:root[data-theme=dark] .brand svg{color:var(--accent)}:root[data-theme=dark] .brand svg path{stroke:#20211e}.hero{border-color:var(--line)}.tabs .selected{color:var(--text);border-color:var(--accent-ink);background:var(--soft)}.lesson-card{border-width:1.5px}.stars>span{color:var(--muted);opacity:.4}.typing-text .pending{color:var(--text);opacity:1}.typing-text .cursor{background:var(--soft);border-radius:3px}.cursor:before{background:var(--accent-ink);width:3px}.toggle{background:#747c6b}.toggle.on{background:var(--accent);border:1px solid #a18300;padding:1px}.toggle.on:after{background:#25291e}.finger-hint{background:var(--soft);border:1px solid var(--accent-ink);border-left:5px solid var(--accent);border-radius:12px;padding:10px 18px;gap:15px;min-height:58px;margin:0 0 14px;font-size:14px;color:var(--text)}.finger-hint kbd{font-size:20px;font-weight:750;min-width:40px;text-align:center;background:var(--accent);border-color:#a18300;color:#20211e}.finger-hint strong{font-size:18px;font-weight:700}.training-aids{display:flex;align-items:center;justify-content:center;gap:20px}.training-aids.both .keyboard{flex:1;min-width:0;margin:0}.training-aids .hands{flex:0 0 300px;max-width:370px;height:160px;margin:0;border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:8px}.training-aids.both .key{min-width:0;flex:1}.training-aids.both .key.wide{flex:1.7}.training-aids.both .key.space{flex:0 1 235px}.palm,.finger{fill:var(--surface);stroke:var(--muted);stroke-width:2}.finger.active{fill:var(--accent);stroke:var(--text);stroke-width:4}.hands .active{filter:none}.hands text{fill:var(--text);font-size:13px;font-weight:650}@media(min-width:800px)and (max-height:850px){.finger-hint{min-height:51px;margin-bottom:10px;padding:6px 15px}.training-aids .hands{height:145px}.training-aids .key{height:27px}}@media(max-width:799px){.training-aids{flex-direction:column}.training-aids .keyboard{width:100%}.training-aids .hands{flex:auto;width:320px}.finger-hint{flex-wrap:wrap;gap:8px}.finger-hint strong{font-size:15px}}.catalog{display:grid;grid-template-columns:225px minmax(0,1fr);gap:32px;align-items:start}.catalog-sidebar{position:sticky;top:24px}.catalog-sidebar h2{font-size:20px;margin:12px 0 22px;letter-spacing:-.5px}.category-menu{display:flex;flex-direction:column;gap:6px}.category-menu button{display:flex;align-items:center;gap:12px;min-height:49px;padding:12px;border:1px solid transparent;border-radius:10px;color:var(--muted);text-align:left;font-size:13px}.category-menu button:hover{background:var(--surface);color:var(--text)}.category-menu .selected{background:var(--accent);border-color:#a18300;color:#20211e;font-weight:650}.category-menu .selected:hover{background:var(--accent);color:#20211e}.group-icon{width:26px;text-align:center;font-size:16px;font-weight:650}.category-menu small{margin-left:auto;font-size:9px}.sidebar-note{color:var(--muted);font-size:12px;line-height:1.7;border-top:1px solid var(--line);margin:22px 12px 0;padding-top:20px}.catalog-content{min-width:0}.catalog-content .section-heading h2{margin:0}.group-description{color:var(--muted);font-size:12px;margin:9px 0 0}.group-count{color:var(--muted);font-size:11px;margin:22px 0 16px}.catalog .lesson-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.catalog .lesson-card{padding:20px}.programs-preview{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:32px;margin-top:28px;max-width:620px}.programs-preview h3{font-size:26px;margin:23px 0 12px}.programs-preview p{color:var(--muted);font-size:14px;max-width:470px}.programs-preview .secondary{display:block;margin-top:26px}@media(max-width:1050px){.catalog{grid-template-columns:190px minmax(0,1fr);gap:22px}.catalog .lesson-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-content .section-heading{align-items:flex-start;flex-direction:column;gap:16px}}@media(max-width:700px){.catalog{grid-template-columns:minmax(0,1fr)}.catalog-sidebar{position:static}.category-menu{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.sidebar-note{display:none}.catalog-sidebar h2{margin-bottom:14px}.catalog-content .section-heading{flex-direction:row;flex-wrap:wrap}}.typing-panel{background:transparent;border:0;border-radius:0;box-shadow:none;padding:14px 4px 18px}.typing-panel .progress{height:3px;margin:15px 0 22px}.typing-text{height:calc(4.95em + 6px);padding:3px 4px;line-height:1.65;letter-spacing:.025em;overflow-y:auto;scrollbar-width:none;overflow-wrap:normal}.typing-text::-webkit-scrollbar{display:none}.typing-word{display:inline-block;white-space:nowrap}.typing-space{white-space:pre-wrap}.typing-text .pending{color:#73796c;opacity:1}.typing-text .correct{color:#252a20}:root[data-theme=dark] .typing-text .pending{color:#838a79}:root[data-theme=dark] .typing-text .correct{color:#f4f3e9}.typing-text .cursor{background:none;border-radius:0}.typing-text .cursor:before{background:#ac8000;width:2px;top:-.04em;bottom:-.04em;left:-2px}:root[data-theme=dark] .typing-text .cursor:before{background:var(--accent)}.typing-text:focus-visible{outline:none}.typing-panel:focus-within .typing-caption{color:var(--text)}.typing-panel:not(:focus-within) .typing-text{outline:1px dashed var(--line);outline-offset:5px;border-radius:5px}.typing-bottom{margin-top:15px;padding-top:12px;border-top:1px solid var(--line)}@media(min-width:800px)and (max-height:850px){.typing-panel{padding:8px 4px 10px}.typing-panel .progress{margin:10px 0 16px}.typing-text{height:calc(4.95em + 6px);padding:3px 4px}.typing-bottom{margin-top:8px;padding-top:8px}.exercise-title{margin-bottom:10px}.training-aids .hands{height:135px}}.attempt-number-block{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;background:var(--soft);border:1px solid var(--accent-ink);border-radius:14px;margin-bottom:18px}.attempt-number-block>div:first-child{display:grid;gap:4px}.attempt-number-block strong{font-size:clamp(23px,3vw,32px);letter-spacing:1px;font-variant-numeric:tabular-nums}.attempt-date{font-size:12px;color:var(--muted)}.save-indicator{display:grid;gap:6px;font-size:12px}.save-saved{color:var(--good)}.save-offline,.save-error{color:var(--error)}.number-changed{flex-basis:100%;margin:0}.signature{border-top:1px solid var(--line);padding-top:12px;margin:16px 0}.signature p{font-size:13px;line-height:1.5}.signature-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:12px 0}.signature label,.admin-shell label{display:grid;gap:6px;font-size:13px;color:var(--muted)}.signature input,.admin-shell input,.admin-shell select,.admin-shell textarea{width:100%;min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text);font:inherit}.signature small{font-size:11px;color:var(--muted)}.pending-banner{padding:14px;background:var(--soft);border:1px solid var(--accent-ink);border-radius:12px;margin:12px auto;max-width:1100px}.admin-shell{max-width:1400px;margin:auto;padding:28px 32px 60px}.admin-header{display:flex;align-items:center;gap:24px;padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:32px}.admin-header>a:nth-child(2){margin-left:auto}.admin-brand{font-size:25px;font-weight:800;text-decoration:none;color:var(--text)}.admin-brand small{font-size:12px;display:block;font-weight:400}.admin-panel{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:18px}.admin-login{max-width:460px;margin:60px auto;display:grid;gap:18px}.admin-login h1,.admin-login p{margin:0}.admin-login small{color:var(--muted);line-height:1.5}.admin-tabs{display:flex;gap:12px;margin:18px 0;flex-wrap:wrap}.admin-title{display:flex;align-items:center;justify-content:space-between;gap:20px}.admin-title h1{font-size:32px}.admin-filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;align-items:end}.admin-table{overflow:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.admin-table table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}.admin-table th,.admin-table td{padding:16px;border-bottom:1px solid var(--line)}.admin-table th{color:var(--muted);font-size:12px}.admin-table small{display:block;margin-top:5px;color:var(--muted)}.admin-pagination{display:flex;align-items:center;gap:20px;justify-content:flex-end;margin:20px 0}.admin-editor{display:grid;grid-template-columns:260px minmax(0,1fr);gap:24px;align-items:start}.lesson-picker{display:grid;padding:10px;gap:5px;max-height:75vh;overflow:auto}.lesson-picker button{display:grid;text-align:left;gap:6px;padding:14px;background:transparent;color:var(--text);border:1px solid transparent;border-radius:10px}.lesson-picker button[aria-pressed=true]{border-color:var(--accent-ink);background:var(--soft)}.lesson-picker small{color:var(--muted)}.admin-editor form>label{margin:16px 0}.admin-shell .admin-checkbox{display:flex;align-items:center}.admin-checkbox input{width:auto}.admin-error{color:var(--error);padding:12px;border:1px solid var(--error);border-radius:10px}.admin-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0}.admin-metrics div{display:grid;gap:6px;color:var(--muted)}.admin-metrics strong{font-size:36px;color:var(--text)}.lesson-preview{white-space:pre-wrap;overflow-wrap:anywhere;font-family:monospace;font-size:20px;line-height:1.8;padding:18px;background:var(--bg);border-radius:12px}.admin-shell details{margin:24px 0}.admin-shell summary{cursor:pointer}.admin-shell .danger{padding:10px;border:1px solid var(--error);color:var(--error);background:transparent;border-radius:8px}.muted{color:var(--muted);font-size:13px}@media(max-width:800px){.admin-shell{padding:18px}.admin-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-editor{grid-template-columns:1fr}.lesson-picker{max-height:220px}.signature-fields{grid-template-columns:1fr}.admin-header{flex-wrap:wrap}.admin-metrics strong{font-size:25px}}.attempt-dialog{max-width:900px}.attempt-dialog .dialog-inner{padding:20px 24px}.attempt-dialog .attempt-number-block{padding:12px 16px;margin-bottom:12px}.attempt-dialog .report-heading{position:relative;padding-right:150px}.attempt-dialog .report-heading .badge{position:absolute;right:0;top:2px}.attempt-dialog .report-heading h2{font-size:22px;margin:8px 0 4px}.attempt-dialog .report-heading p{margin:0 0 12px}.attempt-dialog .metrics>div{padding:10px 14px}.attempt-dialog .metrics strong{font-size:27px}.attempt-dialog .metrics span{margin-bottom:3px}.attempt-dialog .chart{margin:12px 0 4px}.attempt-dialog .chart svg{max-height:115px}.attempt-dialog .report-details{gap:8px 20px;margin-top:8px}.attempt-dialog .report-explainer{margin:8px 0;font-size:11px}.attempt-dialog .signature{margin:10px 0;padding-top:8px}.attempt-dialog .signature p{margin:0}.attempt-dialog .signature-fields{margin:8px 0}.attempt-dialog .signature input{padding:9px 10px}.attempt-dialog .dialog-actions{margin-top:12px}.admin-shell a{color:var(--accent-ink)}.admin-shell .chart svg{animation:none}.typing-unfocused .typing-text .cursor:before{visibility:hidden}.typing-focus-notice{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 16px;margin:12px 0;border:2px solid var(--accent);border-radius:10px;color:var(--text);background:var(--surface)}.typing-panel{position:relative}.typing-focus-notice{position:absolute;z-index:2;bottom:44px;left:12px;right:12px;margin:0}.error-hint{min-height:3.5em;font-size:.95rem;line-height:1.5}.hint-announcement{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.typing-input-wrap{position:relative;min-width:0}.mobile-typing-input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;opacity:0;resize:none;font-size:16px;z-index:1}.typing-input-wrap:focus-within{outline:2px solid var(--soft);border-radius:5px}@media(max-width:760px),(pointer:coarse){button,input,select{min-height:44px}button{min-width:44px}input,select,textarea{font-size:16px}main{padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right));padding-bottom:max(16px,env(safe-area-inset-bottom))}.typing-text{height:clamp(90px,24dvh,177px)}.typing-bottom,.header-actions,.hint-toggles{flex-wrap:wrap}dialog{max-width:calc(100vw - 24px);max-height:85dvh;overflow:auto;box-sizing:border-box}.admin-table{max-width:100%}.admin-shell,.admin-shell>*,.typing-panel{min-width:0}}@media(max-width:380px){.lesson-grid,.lesson-cards,.program-cards,.admin-filters,.admin-stats{grid-template-columns:minmax(0,1fr)}.header-inner{padding-inline:12px}}@media(max-width:760px),(pointer:coarse){.typing-text{height:clamp(70px,calc(var(--keyboard-height, 100dvh) * .3),177px)}.typing-caption{position:sticky;top:0;background:var(--surface);z-index:2;flex-wrap:wrap;gap:8px}.typing-panel{scroll-margin:8px}}@media(max-width:380px){.category-menu{grid-template-columns:minmax(0,1fr)}.training-aids{max-width:100%;overflow-x:auto}}.report-context{display:block;margin-top:8px;overflow-wrap:anywhere}