:root{--bg:#f8f9f6;--panel:#fff;--ink:#233c33;--muted:#7b847d;--line:#e5e9e1;--green:#28543e;--lime:#d6ed9c;--mint:#edf4e4;--soft:#f1f4ed;--shadow:0 12px 40px #284b3b08;--wrong:#bd4141}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;line-height:1.5}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid 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.badge{background:#2b3e29}.dark .course-card.featured{background:#243522;border-color:#546e44}.dark .typing-text .correct{color:#a3cb7e}.dark .typing-text .cursor{background:#3d5130}.dark .typing-text .wrong{background:#5c342f;color:#edaaaa}.dark .key{border-bottom-color:#3b4b36}.dark .key.next{background:#4c6839;color:#e1efce}.dark .goal-ring{background:conic-gradient(#a8bf7f var(--goal),#344333 0)}.dark .tip-card{border-color:#3c4d35}.dark .tip-keys kbd{background:#384930;border-color:#526744;color:#c4d3b3}.dark .avatar{background:#394d2e;border-color:#4d603d;color:#c5d5b6}.dark .bar{background:#3b4b33}@media(min-width:1450px){.main{padding-top:44px}.hero{min-height:257px}.hero-art{right:80px;top:40px}.hero h2{font-size:37px}.hero p{font-size:13px}.course-card{padding:26px}.dashboard-grid{grid-template-columns:1fr 300px}.stat{padding:23px}.hero-copy{max-width:600px}}@media(max-width:1150px){.sidebar{width:204px;padding:30px 17px}.shell{margin-left:204px}.main{padding:27px}.topbar{padding:0 27px}.dashboard-grid{grid-template-columns:1fr 230px;gap:19px}.hero-art{right:0;transform:rotate(-10deg) scale(.85)}.hero-copy{width:62%}.hero-detail{display:none}.stat{gap:9px;padding:15px 12px}.stat-icon{width:29px;height:31px}.stat-value{font-size:22px}.course-card{padding:19px 17px;gap:14px}}@media(max-width:950px){.sidebar{width:182px;padding:27px 13px}.brand{font-size:20px;gap:6px}.brand img{width:30px}.tagline{font-size:8px;letter-spacing:1.3px;margin-left:38px}.shell{margin-left:182px}.main{padding:25px 22px}.dashboard-grid{grid-template-columns:1fr}.side-column{display:grid;grid-template-columns:1fr 1fr;gap:16px}.hero-copy{width:65%}.hero-art{right:-29px;transform:rotate(-10deg) scale(.72)}.hero h2{font-size:28px}.hero{padding:28px;min-height:230px}.stats-grid{gap:10px}.stat{flex-direction:column;align-items:start;gap:9px}.stat-icon{width:25px;height:25px}.stat-icon svg{width:15px}.stat-title{font-size:9px}.goal-ring{margin-top:14px}.topbar{padding:0 22px}.lessons{grid-template-columns:repeat(2,1fr)}.full-grid,.settings-grid{grid-template-columns:1fr}.test-card{padding:30px}.key{width:44px}.footer{gap:15px}}@media(max-width:700px){.sidebar{transform:translateX(-100%);width:220px;box-shadow:10px 0 50px #0002;transition:transform .2s}.sidebar.open{transform:translateX(0)}.shell{margin-left:0}.mobile-toggle{display:grid}.topbar{height:64px;padding:0 20px}.breadcrumb>span{display:none}.top-actions{gap:13px}.saved{font-size:10px}.main{padding:25px 20px}.page-heading{margin-bottom:21px}.page-heading h1{font-size:26px}.page-heading p{font-size:11px}.page-heading>.pill{display:none}.hero{padding:25px;min-height:234px}.hero-copy{width:70%}.hero h2{font-size:27px}.hero p{font-size:10px;max-width:245px}.hero-art{right:-67px;top:40px;transform:rotate(-10deg) scale(.61);opacity:.8}.eyebrow{font-size:8px;letter-spacing:1.3px}.stats-grid{grid-template-columns:repeat(4,1fr);gap:8px;margin:16px 0 26px}.stat{padding:12px 8px;border-radius:8px;gap:6px}.stat-value{font-size:21px}.stat-value small{font-size:8px;display:block;margin:0}.stat-title{font-size:8px}.stat-icon{display:none}.stat:nth-child(3) .stat-value small{display:block}.course-card{padding:18px 15px;gap:13px}.course-art{height:59px;width:54px}.course-info h3{font-size:13px}.course-info p{font-size:9px}.course-progress small{font-size:7px}.side-column{gap:12px}.side-card{padding:16px 13px}.goal-ring{width:110px;height:110px}.week{gap:3px}.day i{width:17px;height:17px}.tip-card p{font-size:9px}.footer{font-size:8px}.footer span:last-child{display:none}.lessons{gap:11px}.lesson{padding:16px}.test-card{padding:25px 19px}.test-card h2{font-size:25px}.test-card p{font-size:12px}.panel{padding:22px}.practice-body{padding:23px 16px}.practice-head{padding:18px}.practice-head h2{font-size:17px}.live-stats{gap:31px;margin-bottom:20px}.live-stats strong{font-size:24px}.typing-wrap{padding:16px;min-height:150px}.typing-text{font-size:21px;line-height:1.9;max-height:130px}.keyboard{gap:5px}.keyboard-row{gap:3px}.key{width:8%;height:32px;font-size:10px;border-radius:4px}.key.space{width:50%;height:28px}.key-legend{gap:8px;font-size:8px}.practice-controls{margin-top:19px}dialog{width:calc(100% - 20px);border-radius:12px}.results{padding:30px 20px}.results h2{font-size:25px}.section-head h2{font-size:18px}.course-progress .bar{max-width:125px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.tagline{font-size:8px;letter-spacing:1.25px;white-space:nowrap;margin-left:44px}.typing-tip{font-variant-numeric:tabular-nums}.course-info p{line-height:1.7}.nav-link{font-size:14px}.stat-title{font-size:11px}.course-info p{font-size:11px}.course-progress small{font-size:9px}.unit-label{font-size:9px}.side-card h3{font-size:14px}.tip-card h3{font-size:12px}.tip-card p{font-size:11px}.goal-sub{font-size:11px}.local-note p{font-size:11px}.local-note strong{font-size:12px}@media(max-width:700px){.stat-title{font-size:8px}.course-info p{font-size:10px}.course-progress small{font-size:8px}.tip-card p{font-size:10px}.side-card h3{font-size:12px}.goal-sub{font-size:10px}.unit-label{font-size:8px}.hero-art{right:-90px;opacity:.7}.hero-copy{width:80%}}
@media(max-width:450px){.hero-art{opacity:.32}.hero p{max-width:190px}.hero .eyebrow{font-size:7px;letter-spacing:1px}.keyboard-row{gap:2px}.key{width:7%;}}
/* Complete curriculum and personal practice controls */
.primary{background:var(--green);color:var(--button-text,#fff)}.primary:hover{background:var(--green);filter:brightness(1.12)}.hero{background:var(--hero);border-color:var(--hero-line)}.hero h2 em,.hero p,.eyebrow,.hero-detail{color:var(--theme-ink)}.hero-art{filter:saturate(.75)}.nav-link.active,.tip-card,.notice,.lesson-done{background:var(--mint)}.nav-link.active,.text-btn,.notice,.tip-card p,.tip-card h3{color:var(--theme-ink)}.nav-dot,.bar>span,.legend-dot{background:var(--theme-bar)!important}.featured .course-arrow{background:var(--green);border-color:var(--green);color:var(--button-text)}.course-card.featured{border-color:var(--theme-bar);background:var(--panel)}.badge{background:var(--mint);color:var(--theme-ink)}.key.next,.dark .key.next{background:var(--theme-key);border-color:var(--theme-bar);color:var(--theme-key-ink)}.typing-text .correct,.dark .typing-text .correct{color:var(--theme-ink)}.typing-text .cursor,.dark .typing-text .cursor{background:var(--mint);border-color:var(--accent)}.goal-ring,.dark .goal-ring{background:conic-gradient(var(--theme-bar) var(--goal),var(--soft) 0)}.tab.selected{background:var(--green);border-color:var(--green);color:var(--button-text)}.download-link{width:100%;text-align:left;font-size:12px}.side-bottom .local-note{margin-top:15px}.curriculum-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:25px;align-items:start}.chapter-list{background:var(--panel);border:1px solid var(--line);border-radius:12px;position:sticky;top:20px;max-height:76vh;overflow-y:auto;scrollbar-width:thin;padding:8px}.chapter-list-title{padding:12px 10px;font-size:9px;letter-spacing:1.4px;font-weight:650;color:var(--muted);display:flex;justify-content:space-between}.chapter-list-title span{letter-spacing:0}.chapter-item{display:flex;width:100%;align-items:center;gap:10px;border-radius:8px;text-align:left;padding:12px 9px;margin-bottom:3px}.chapter-item:hover{background:var(--soft)}.chapter-item.selected{background:var(--mint);color:var(--theme-ink)}.chapter-index{font-size:11px;color:var(--muted);border:1px solid var(--line);width:28px;height:30px;border-radius:6px;display:grid;place-items:center;flex-shrink:0}.selected .chapter-index{background:var(--green);color:var(--button-text);border-color:var(--green)}.chapter-item strong{font-size:11px;font-weight:600;display:block;line-height:1.6}.chapter-item small{display:block;font-size:9px}.chapter-item svg{width:12px;height:12px;margin-left:auto}.chapter-banner{background:var(--hero);border:1px solid var(--hero-line);border-radius:12px;padding:25px}.chapter-banner .eyebrow{gap:10px;font-size:9px}.chapter-banner h2{font-size:27px}.chapter-banner p{font-size:12px;color:var(--theme-ink);margin-top:7px}.chapter-banner-bottom{display:flex;justify-content:space-between;margin:23px 0 9px;font-size:10px;color:var(--theme-ink)}.chapter-banner .bar{max-width:none;background:var(--panel);height:5px}.lesson-search-row{display:flex;gap:12px;margin-top:20px}.lesson-search-row input{background:var(--panel);font-size:12px;min-width:0;flex:1}.lesson-search-row .secondary{font-size:11px;white-space:nowrap}.chapter-lessons{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:17px}.chapter-lessons .lesson{padding:17px;min-height:195px;display:flex;flex-direction:column}.chapter-lessons h3{font-size:12px;line-height:1.5}.chapter-lessons .lesson-num{font-size:9px;margin-bottom:10px}.chapter-lessons .lesson-num svg{width:15px;height:15px}.lesson-glyph{width:33px;height:33px;background:var(--mint);border-radius:8px;display:grid;place-items:center;color:var(--theme-ink);margin-bottom:13px}.lesson-glyph svg{width:18px;height:18px}.lesson-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:15px;gap:5px}.lesson-bottom .lesson-stars{margin:0;font-size:13px;color:var(--theme-bar);letter-spacing:1px}.lesson-bottom small{font-size:8px}.chapter-pagination{justify-content:space-between;font-size:11px;margin-bottom:22px}.chapter-pagination .secondary{font-size:11px}.chapter-lessons>.empty{grid-column:1/-1}.settings-panel{margin-bottom:20px}.settings-panel h3{font-size:17px}.settings-note{font-size:10px!important;margin:17px 0 0!important;color:var(--muted)}.check-row{display:flex;gap:9px;align-items:center;font-size:12px;cursor:pointer;margin:0 0 12px}.check-row input{width:16px;height:16px;accent-color:var(--accent);padding:0;cursor:pointer}.theme-swatches{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:23px}.theme-swatch{border:1px solid var(--line);border-radius:9px;padding:12px 8px;display:flex;align-items:center;gap:9px;background:var(--bg)}.theme-swatch i{display:block;width:19px;height:19px;border-radius:50%;background:var(--swatch);border:3px solid var(--panel);box-shadow:0 0 0 1px var(--line)}.theme-swatch span{font-size:10px}.theme-swatch.selected{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent);background:var(--mint)}.custom-color-row{display:flex;align-items:center;gap:12px}.custom-color-row input{height:37px;width:47px;padding:4px;cursor:pointer}.custom-color-row span{font-family:ui-monospace,monospace;font-size:11px}.custom-color-row small{margin-left:auto;font-size:10px;max-width:150px}.form-field output{float:right;font-weight:400;color:var(--muted)}input[type=range]{padding:0;height:22px;accent-color:var(--accent);cursor:pointer;border:0;background:transparent}.download-art{background:var(--mint);border-radius:11px;width:46px;height:46px;display:grid;place-items:center;margin-bottom:18px;color:var(--theme-ink)}.code-download-card{border-color:var(--theme-bar);background:var(--panel)}.practice-toolbar{display:flex;align-items:center;justify-content:center;gap:17px;border-top:1px solid var(--line);padding-top:15px;margin:14px 0 20px;flex-wrap:wrap}.practice-toolbar label{display:flex;align-items:center;gap:7px;font-size:10px;color:var(--muted)}.practice-toolbar select{padding:5px 9px;font-size:10px;width:auto;background:var(--panel);max-width:130px}.practice-toolbar input[type=range]{width:70px}.practice-toolbar .check-row{margin:0}.practice-toolbar .check-row input{width:14px;height:14px}.lesson-instruction{font-size:10px;color:var(--muted);text-align:center;margin:-10px 0 14px}.keyboard-stage{max-width:680px;position:relative;margin:0 auto;transition:padding .2s}.keyboard-stage.show-hands{padding-bottom:82px}.keyboard-stage .key{width:44px;height:34px;border-radius:5px;font-size:11px}.keyboard-stage .keyboard-row{gap:5px}.keyboard-stage .key.space{width:250px;height:30px}.keyboard-stage .key.shift{width:65px;height:30px}.keyboard-stage .keyboard{gap:6px;position:relative;z-index:1}.hands-overlay{position:absolute;left:0;top:0;width:100%;height:auto;aspect-ratio:680/300;pointer-events:none;z-index:2;overflow:visible}.hands-overlay[hidden]{display:none}.hand-palm{fill:#f4d9bf;fill-opacity:.68;stroke:#c18c69;stroke-width:1.4;stroke-opacity:.6}.hand-finger{fill:none;stroke:#e8c4a4;stroke-width:19;stroke-linecap:round;stroke-opacity:.65;transition:d .12s}.hand-finger.active{stroke:var(--theme-bar);stroke-opacity:.83;stroke-width:20}.finger-nail{fill:#fff9f0;opacity:.65;stroke:#c99d7f;stroke-width:1}.finger-nail.active{fill:var(--accent);stroke:var(--accent);opacity:.7}.hand-label{font-family:inherit;font-size:9px;letter-spacing:2px;fill:#8c6a54;opacity:.85}.dark .hand-palm{fill-opacity:.37}.dark .hand-finger{stroke-opacity:.5}.dark .hand-finger.active{stroke-opacity:.8}.practice-body{padding-top:20px}.live-stats{margin-bottom:20px}.practice-controls{margin-top:15px}.key-legend{position:relative;margin-top:12px}.typing-wrap:focus-within{border-color:var(--theme-bar)}.typing-tip strong{color:var(--theme-ink)}.chart-bar{background:var(--theme-bar)}.results .result-icon{background:var(--mint);color:var(--theme-ink)}.stars-big{color:var(--theme-bar)}.dark .course-card.featured{background:var(--panel);border-color:var(--theme-bar)}.dark .hero{background:var(--hero);border-color:var(--hero-line)}.dark .hero p,.dark .hero h2 em{color:var(--theme-ink)}.dark .nav-link.active,.dark .tip-card,.dark .badge{background:var(--mint)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-color:var(--theme-bar)}
@media(min-width:1500px){.chapter-lessons{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1200px){.curriculum-layout{grid-template-columns:195px minmax(0,1fr);gap:18px}.chapter-lessons{grid-template-columns:repeat(2,minmax(0,1fr))}.theme-swatches{grid-template-columns:repeat(2,1fr)}}@media(max-width:950px){.curriculum-layout{grid-template-columns:180px minmax(0,1fr);gap:13px}.chapter-list{padding:5px}.chapter-index{width:23px}.chapter-item{gap:6px;padding:10px 6px}.chapter-item strong{font-size:10px}.chapter-banner{padding:20px}.chapter-banner h2{font-size:23px}.lesson-search-row{flex-direction:column}.lesson-search-row .secondary{align-self:flex-start}.chapter-lessons{gap:9px}.chapter-lessons .lesson{padding:13px}.lesson-bottom small{display:none}.theme-swatches{grid-template-columns:repeat(3,1fr)}}@media(max-width:700px){.curriculum-layout{grid-template-columns:1fr}.chapter-list{position:static;max-height:200px;display:grid;grid-template-columns:1fr 1fr;gap:3px}.chapter-list-title{grid-column:1/-1}.chapter-item{margin:0}.chapter-item strong{font-size:10px}.chapter-banner{padding:21px}.chapter-banner-bottom{font-size:9px;gap:10px}.chapter-lessons .lesson{min-height:180px}.chapter-lessons h3{font-size:12px}.lesson-search-row{flex-direction:row}.lesson-search-row input{font-size:10px;padding:9px}.lesson-search-row .secondary{font-size:9px;padding:10px;gap:5px}.lesson-search-row .secondary svg{width:13px}.practice-toolbar{gap:10px;margin:12px 0 16px}.practice-toolbar .volume-control{display:none}.practice-toolbar label{font-size:9px}.practice-toolbar select{font-size:9px;padding:5px;max-width:100px}.keyboard-stage .keyboard-row{gap:3px}.keyboard-stage .key{width:7%;height:26px;font-size:9px}.keyboard-stage .keyboard{gap:4px}.keyboard-stage .key.space{width:45%;height:25px}.keyboard-stage .key.shift{width:13%;height:25px}.keyboard-stage.show-hands{padding-bottom:50px}.hands-overlay{aspect-ratio:auto;height:100%;width:100%}.lesson-instruction{font-size:9px;line-height:1.8}.practice-body{padding:18px 13px}.live-stats{margin-bottom:15px}.typing-wrap{min-height:125px}.typing-text{max-height:110px;font-size:19px}.typing-tip{margin-bottom:15px}.theme-swatches{gap:7px}.theme-swatch{padding:11px 6px;gap:6px}.theme-swatch span{font-size:9px}.custom-color-row small{max-width:120px}.chapter-pagination .secondary{font-size:10px;padding:9px}.chapter-pagination{gap:6px}.sidebar{overflow-y:auto}.side-bottom .local-note{margin-top:12px}.code-download-card .primary{width:100%}.settings-panel h3{font-size:16px}}

.keyboard-stage{transition:none}.hands-overlay{height:100%;aspect-ratio:auto}.hands-overlay[hidden]{display:none!important}