@font-face{font-family:TF Naskh;font-style:normal;font-display:swap;font-weight:400 700;src:url(/assets/noto-naskh-arabic-arabic-wght-normal-DIN-4rtF.woff2)format("woff2-variations");unicode-range:U+6??,U+750-77F,U+8A0-8FF,U+200C-200F,U+FB50-FDFF,U+FE70-FEFF;size-adjust:110%}@font-face{font-family:TF Amiri;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/amiri-arabic-400-normal-D0NIBXga.woff2)format("woff2");unicode-range:U+6??,U+750-77F,U+8A0-8FF,U+200C-200F,U+FB50-FDFF,U+FE70-FEFF;size-adjust:118%}@font-face{font-family:TF Amiri;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/amiri-arabic-700-normal-D8FrblyB.woff2)format("woff2");unicode-range:U+6??,U+750-77F,U+8A0-8FF,U+200C-200F,U+FB50-FDFF,U+FE70-FEFF;size-adjust:118%}@font-face{font-family:TF Vazir;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/vazirmatn-arabic-wght-normal-Cafbb7Zc.woff2)format("woff2-variations");unicode-range:U+6??,U+750-77F,U+8A0-8FF,U+200C-200F,U+FB50-FDFF,U+FE70-FEFF}:root{--bg:#f6f2e8;--surface:#fffdf8;--surface-2:#f0eadc;--ink:#17251f;--ink-soft:#3f4f48;--muted:#74817a;--line:#e2dac7;--primary:#0f5c45;--primary-hover:#0b4a37;--primary-ink:#fff;--primary-soft:#d9ede3;--gold:#a87b16;--gold-bright:#d4a73a;--gold-soft:#f6e9c8;--danger:#b42318;--danger-soft:#fde3df;--ok:#157a52;--f-pinky:#9b7cf0;--f-ring:#4f97ee;--f-middle:#23b07e;--f-index:#ec9a12;--f-thumb:#94a3b8;--shadow:0 1px 2px #17251f0f, 0 8px 24px -12px #17251f2e;--radius:16px;--font-fa:"TF Naskh";--font-latin:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font:var(--font-fa), var(--font-latin);--type-size:2.3rem;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-fa-font=amiri]{--font-fa:"TF Amiri"}:root[data-fa-font=vazir]{--font-fa:"TF Vazir"}:root[data-size=m]{--type-size:1.8rem}:root[data-size=xl]{--type-size:2.9rem}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0b1411;--surface:#121e19;--surface-2:#192a23;--ink:#e9f0ec;--ink-soft:#bccac3;--muted:#8a9b93;--line:#24382f;--primary:#3cb488;--primary-hover:#52c79b;--primary-ink:#04120c;--primary-soft:#153a2c;--gold:#e0b54e;--gold-bright:#f0c862;--gold-soft:#3a3015;--danger:#ff7a6e;--danger-soft:#42201b;--ok:#4cc993;--shadow:0 1px 2px #0000004d, 0 10px 30px -14px #0009;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#0b1411;--surface:#121e19;--surface-2:#192a23;--ink:#e9f0ec;--ink-soft:#bccac3;--muted:#8a9b93;--line:#24382f;--primary:#3cb488;--primary-hover:#52c79b;--primary-ink:#04120c;--primary-soft:#153a2c;--gold:#e0b54e;--gold-bright:#f0c862;--gold-soft:#3a3015;--danger:#ff7a6e;--danger-soft:#42201b;--ok:#4cc993;--shadow:0 1px 2px #0000004d, 0 10px 30px -14px #0009;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.6}h1,h2,h3{margin:0 0 .4em;line-height:1.3}h1{letter-spacing:-.01em;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800}h2{font-size:1.25rem;font-weight:750}h3{font-size:1.05rem;font-weight:700}p{margin:0 0 .8em}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}kbd{font-family:var(--font);border:1px solid var(--line);background:var(--surface);border-bottom-width:2px;border-radius:6px;padding:.05em .45em;font-size:.85em}:focus-visible{outline:2px solid var(--gold-bright);outline-offset:2px}.muted{color:var(--muted)}.fa-run{white-space:nowrap;font-size:1.12em;font-weight:650}.small{font-size:.85rem}.block{display:block}.warn{color:var(--danger)}.lead{color:var(--ink-soft);max-width:62ch;font-size:1.05rem}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin:0 0 .3em;font-size:.78rem;font-weight:700}:root[lang=fa] .eyebrow{letter-spacing:0;text-transform:none;font-size:.85rem}.row{align-items:center;gap:10px;margin-top:12px;display:flex}.row.wrap{flex-wrap:wrap}[dir=rtl] .flip-rtl{display:inline-block;transform:scaleX(-1)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{border:1px solid var(--line);background:var(--surface);white-space:nowrap;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:9px 16px;font-size:.95rem;font-weight:650;transition:background .15s,border-color .15s,transform 50ms;display:inline-flex}.btn:hover{border-color:var(--muted)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}.btn.primary:hover{background:var(--primary-hover)}.btn.ghost{background:0 0;border-color:#0000}.btn.ghost:hover{background:var(--surface-2)}.btn.danger{color:var(--danger);border-color:color-mix(in srgb, var(--danger) 35%, transparent)}.btn.small{border-radius:8px;padding:5px 10px;font-size:.85rem}.link{color:var(--primary);text-underline-offset:3px;background:0 0;border:0;margin-inline-start:8px;padding:0;font-weight:700;text-decoration:underline}.segmented{background:var(--surface-2);border:1px solid var(--line);border-radius:999px;gap:2px;padding:3px;display:inline-flex}.segmented button{color:var(--ink-soft);background:0 0;border:0;border-radius:999px;padding:5px 14px;font-size:.9rem;font-weight:650}.segmented button.on{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px #0000001f}.chip{background:var(--surface-2);border:1px solid var(--line);border-radius:999px;align-items:center;gap:4px;padding:2px 10px;font-size:.95rem;display:inline-flex}.badge{background:var(--primary);color:var(--primary-ink);border-radius:999px;padding:2px 8px;font-size:.72rem;font-weight:750}.badge.subtle{background:var(--gold-soft);color:var(--gold)}.pill{background:var(--surface);border:1px solid var(--line);border-radius:999px;flex-wrap:wrap;align-items:center;gap:6px;padding:6px 14px;font-size:.92rem;display:inline-flex}.banner{background:var(--gold-soft);border:1px solid color-mix(in srgb, var(--gold) 40%, transparent);border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px;padding:10px 14px;font-size:.95rem;display:flex}.banner.subtle{justify-content:flex-start}.banner-actions{gap:6px;display:inline-flex}.app{flex-direction:column;min-height:100vh;display:flex}.topbar{z-index:20;background:color-mix(in srgb, var(--bg) 82%, transparent);-webkit-backdrop-filter:saturate(1.4)blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0}.topbar-inner{align-items:center;gap:16px;max-width:1120px;margin:0 auto;padding:10px 16px;display:flex}.brand{color:inherit;align-items:center;gap:10px;text-decoration:none;display:flex}.brand-mark{color:#f6e9c8;background:#0f5c45;border-radius:11px;place-items:center;width:38px;height:38px;font-size:1.35rem;font-weight:800;display:grid;box-shadow:inset 0 0 0 2px #d4a73a8c}.brand-text{flex-direction:column;line-height:1.15;display:flex}.brand-text strong{font-size:1.05rem}.brand-text small{color:var(--muted);font-size:.78rem}.tabs{gap:4px;margin-inline-start:auto;display:flex}.tabs a{color:var(--ink-soft);border-radius:10px;padding:7px 14px;font-weight:650;text-decoration:none}.tabs a:hover{background:var(--surface-2)}.tabs a.on{background:var(--primary-soft);color:var(--primary)}:root[data-theme=dark] .tabs a.on{color:var(--primary)}.container{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:28px 16px 48px}.page-head{margin-bottom:20px}.footer{border-top:1px solid var(--line);color:var(--ink-soft);flex-wrap:wrap;justify-content:center;gap:8px 18px;padding:22px 16px 28px;font-size:.9rem;display:flex}.hero{border:1px solid var(--line);background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='72' height='72' viewBox='0 0 72 72'%3E%3Cg fill='none' stroke='%23a87b16' stroke-opacity='.13'%3E%3Crect x='20' y='20' width='32' height='32'/%3E%3Crect x='20' y='20' width='32' height='32' transform='rotate(45 36 36)'/%3E%3Ccircle cx='36' cy='36' r='7'/%3E%3Cpath d='M0 36h8M64 36h8M36 0v8M36 64v8'/%3E%3C/g%3E%3C/svg%3E"), 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var(--line);background:var(--surface);border-radius:14px;flex-direction:column;justify-content:center;gap:8px;padding:14px 18px;display:flex}.summary strong{font-size:1.4rem}.summary small{color:var(--muted);font-weight:500}.bar{background:var(--surface-2);border-radius:99px;height:8px;overflow:hidden}.bar>div{background:linear-gradient(90deg, var(--primary), var(--gold-bright));border-radius:inherit;height:100%}[dir=rtl] .bar>div{background:linear-gradient(270deg, var(--primary), var(--gold-bright))}.lesson-section{margin-bottom:26px}.lesson-section h2{align-items:center;gap:10px;display:flex}.lesson-section h2:after{content:"";background:var(--line);flex:1;height:1px}.lesson-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;display:grid}.lesson-card{text-align:start;border:1px solid var(--line);background:var(--surface);border-radius:14px;flex-direction:column;align-items:flex-start;gap:6px;padding:14px 16px;transition:transform .12s,box-shadow .12s,border-color 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svg{width:34px;height:34px}.stars.lg{gap:6px}.player-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.back{padding-inline-start:6px}.steps{flex-wrap:wrap;gap:6px;display:flex}.step{border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:3px 12px;font-size:.82rem;font-weight:650}.step.now{border-color:var(--gold-bright);color:var(--ink);background:var(--gold-soft)}.step.done{background:var(--primary-soft);color:var(--primary);border-color:#0000}.lesson-head{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:16px;display:flex}.lesson-head .lead{margin-bottom:0;font-size:1rem}.new-keys{flex-wrap:wrap;flex-shrink:0;justify-content:flex-end;gap:8px;display:flex}.new-key{background:var(--surface);border:1px solid var(--line);border-bottom-width:3px;border-radius:12px;flex-direction:column;align-items:center;min-width:58px;padding:8px 10px 6px;display:flex}.new-key-char{color:var(--primary);font-size:1.6rem;font-weight:700;line-height:1.3}.new-key-latin{color:var(--muted);font-size:.75rem;font-weight:600}.typing{flex-direction:column;gap:12px;display:flex}.stats-bar{background:var(--surface);border:1px solid var(--line);border-radius:14px;flex-wrap:wrap;align-items:center;gap:22px;padding:10px 18px;display:flex}.stat{flex-direction:column;min-width:64px;line-height:1.2;display:flex}.stat-label{color:var(--muted);font-size:.75rem;font-weight:600}.stat-value{font-variant-numeric:tabular-nums;font-size:1.3rem;font-weight:800}.stat-value small{color:var(--muted);font-size:.7rem;font-weight:600}.progress-track{background:var(--surface-2);border-radius:99px;flex:1;min-width:120px;height:6px;overflow:hidden}.progress-fill{background:var(--primary);border-radius:inherit;height:100%;transition:width .15s}[dir=rtl] .progress-track{transform:scaleX(-1)}.text-box{background:var(--surface);border:2px solid var(--line);cursor:text;border-radius:18px;padding:18px 26px;transition:border-color .15s,box-shadow .15s;position:relative}.text-box.focused{border-color:color-mix(in srgb, var(--primary) 55%, var(--line));box-shadow:0 0 0 4px var(--primary-soft)}.hidden-input{opacity:0;resize:none;color:#0000;caret-color:#0000;z-index:1;background:0 0;border:0;width:100%;height:100%;padding:0;font-size:16px;position:absolute;inset:0}.text-display{font-size:var(--type-size);max-height:calc(var(--type-size) * 2.05 * 3);scroll-behavior:smooth;text-align:right;word-break:normal;overflow-wrap:anywhere;color:color-mix(in srgb, var(--ink) 55%, transparent);-webkit-user-select:none;user-select:none;line-height:2.05;position:relative;overflow:hidden}.ch{border-radius:4px;transition:color 80ms,background 80ms}.ch.done{color:var(--ok)}.ch.fixed{color:var(--gold)}.ch.wrong{color:var(--danger);background:var(--danger-soft)}.ch.cur{color:var(--ink);background:var(--gold-soft);box-shadow:inset 0 -3px 0 var(--gold-bright)}.ch.cur.err{background:var(--danger-soft);box-shadow:inset 0 -3px 0 var(--danger)}.ch.sp.cur{background:var(--gold-soft)}.ch.zw{position:relative}.ch.zw.cur:after{content:"";top:20%;bottom:20%;background:var(--gold-bright);border-radius:2px;width:4px;position:absolute;inset-inline-start:-2px}.ch.zw.cur.err:after{background:var(--danger)}.focus-hint{inset-inline:0;background:var(--ink);width:max-content;max-width:90%;color:var(--bg);pointer-events:none;border-radius:999px;margin:0 auto;padding:4px 14px;font-size:.85rem;font-weight:600;animation:.25s fade-in;position:absolute;bottom:10px}@keyframes fade-in{0%{opacity:0}}.hint-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 18px;min-height:34px;display:flex}.next-key{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.next-glyph{text-align:center;min-width:2.2em;color:var(--primary);border-color:color-mix(in srgb, var(--primary) 40%, var(--line));padding:0 .5em;font-size:1.3rem;font-weight:700}.gloss{color:var(--ink-soft);font-size:.95rem}.emulating-note{color:var(--muted);margin:0;font-size:.85rem}.kb-area{grid-template-columns:1fr 210px;align-items:center;gap:16px;display:grid}.kb-area:has(>:only-child){grid-template-columns:1fr}@media (width<=960px){.kb-area{grid-template-columns:1fr}.kb-area .hands{max-width:240px;margin:0 auto}}.keyboard{background:var(--surface-2);border:1px solid var(--line);-webkit-user-select:none;user-select:none;border-radius:16px;flex-direction:column;gap:5px;width:100%;max-width:900px;margin:0 auto;padding:10px;display:flex}.kb-row{gap:5px;display:flex}.key{--fc:var(--f-thumb);background:var(--surface);border:1px solid var(--line);border-bottom:3px solid color-mix(in srgb, var(--fc) 55%, var(--line));min-width:0;height:50px;font-family:var(--font);border-radius:8px;flex-basis:0;place-items:center;padding:0;transition:background .12s,transform .12s,box-shadow .12s;display:grid;position:relative;overflow:hidden}.key[data-finger=lp],.key[data-finger=rp]{--fc:var(--f-pinky)}.key[data-finger=lr],.key[data-finger=rr]{--fc:var(--f-ring)}.key[data-finger=lm],.key[data-finger=rm]{--fc:var(--f-middle)}.key[data-finger=li],.key[data-finger=ri]{--fc:var(--f-index)}.key.mod{background:color-mix(in srgb, var(--surface) 55%, var(--surface-2));border-bottom-color:var(--line)}.cap-main{font-size:1.15rem;font-weight:650;line-height:1}.cap-shift{top:3px;color:var(--muted);font-size:.68rem;line-height:1;position:absolute;inset-inline-end:6px}.cap-latin{bottom:2px;color:var(--muted);font-size:.62rem;font-weight:600;line-height:1;position:absolute;inset-inline-start:5px}.cap-mod{color:var(--muted);font-size:.7rem}.space-label{color:var(--muted);font-size:.8rem;font-weight:600}.key.bump .cap-main:after{content:"";background:var(--muted);border-radius:2px;width:10px;height:2px;margin:5px auto 0;display:block}.key.target{background:color-mix(in srgb, var(--fc) 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small{color:var(--muted);font-size:.75rem}.trouble{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;display:flex}.results-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:6px;display:flex}.chips{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.chip-btn{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:7px 14px;font-size:.92rem;font-weight:650}.chip-btn small{color:var(--muted);margin-inline-start:4px;font-weight:600}.chip-btn:hover{border-color:var(--muted)}.chip-btn.on{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}.chip-btn.on small{color:inherit;opacity:.8}.custom-text{margin-bottom:16px;padding:14px}.custom-text textarea{border:1px solid var(--line);background:var(--bg);resize:vertical;border-radius:10px;width:100%;min-height:90px;padding:10px 12px;font-size:1.3rem;line-height:1.8}.settings-page{flex-direction:column;gap:16px;display:flex}.settings-page .page-head{margin-bottom:4px}.settings-section{padding:20px 22px}.settings-section>h2{margin-bottom:4px}.settings-section>.muted{margin-bottom:14px}.sub-card{background:var(--surface-2);border:1px solid var(--line);border-radius:14px;margin-top:18px;padding:16px}.sub-card .keyboard{background:var(--surface)}.os-cards{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.os-card{border:2px solid var(--line);background:var(--surface);text-align:start;border-radius:14px;align-items:center;gap:14px;padding:16px;display:flex}.os-card:hover{border-color:var(--muted)}.os-card.on{border-color:var(--primary);background:var(--primary-soft)}.os-icon{background:var(--surface-2);border-radius:12px;flex-shrink:0;place-items:center;width:46px;height:46px;font-size:1.5rem;display:grid}.os-text{flex-direction:column;flex:1;display:flex}.os-text small{color:var(--muted)}.layout-list{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:8px;margin-bottom:16px;display:grid}.radio{border:1px solid var(--line);background:var(--surface);cursor:pointer;border-radius:12px;align-items:flex-start;gap:10px;padding:10px 12px;display:flex}.radio:hover{border-color:var(--muted)}.radio.on{border-color:var(--primary);background:var(--primary-soft)}.radio input{opacity:0;pointer-events:none;position:absolute}.radio:has(input:focus-visible){outline:2px solid var(--gold-bright);outline-offset:2px}.radio-dot{border:2px solid var(--muted);border-radius:50%;flex-shrink:0;place-items:center;width:18px;height:18px;margin-top:3px;display:grid}.radio.on .radio-dot{border-color:var(--primary)}.radio.on .radio-dot:after{content:"";background:var(--primary);border-radius:50%;width:8px;height:8px}.radio-body{flex-wrap:wrap;align-items:center;gap:4px 8px;display:flex}.radio-card .radio-body{flex-direction:column;align-items:flex-start}.choice-cards{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.setting-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding:12px 0;display:flex}.settings-section>h2+.setting-row{border-top:0}.toggle-row{cursor:pointer}.switch{appearance:none;background:var(--line);cursor:pointer;border-radius:999px;flex-shrink:0;width:44px;height:26px;transition:background .15s;position:relative}.switch:after{content:"";top:3px;background:#fff;border-radius:50%;width:20px;height:20px;transition:inset-inline-start .15s;position:absolute;inset-inline-start:3px;box-shadow:0 1px 3px #00000040}.switch:checked{background:var(--primary)}.switch:checked:after{inset-inline-start:21px}.layout-editor>.muted{margin-bottom:12px}.editor-panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;flex-wrap:wrap;align-items:center;gap:12px 20px;margin:14px 0 4px;padding:12px 14px;display:flex}.char-field{align-items:center;gap:8px;display:inline-flex}.char-field>span:first-child{color:var(--muted);font-size:.85rem;font-weight:600}.char-field input{border:1px solid var(--line);background:var(--bg);text-align:center;border-radius:8px;width:64px;padding:6px 8px;font-size:1.2rem}.char-preview{text-align:center;min-width:2em;color:var(--primary);font-size:1.3rem}.detector>.muted{margin-bottom:10px}.detect-box{border:2px dashed var(--line);background:var(--surface);cursor:text;border-radius:12px;flex-wrap:wrap;align-items:center;gap:6px;min-height:52px;padding:10px 14px;display:flex}.detect-box:focus{border-style:solid;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft);outline:none}.font-cards{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:8px;display:grid}.font-card{border:2px solid var(--line);background:var(--surface);text-align:start;border-radius:14px;flex-direction:column;gap:6px;padding:14px;display:flex}.font-card:hover{border-color:var(--muted)}.font-card.on{border-color:var(--primary);background:var(--primary-soft)}.font-sample{font-size:1.45rem;line-height:1.9}.font-sample[data-font=naskh]{font-family:"TF Naskh", var(--font-latin)}.font-sample[data-font=amiri]{font-family:"TF Amiri", var(--font-latin)}.font-sample[data-font=vazir]{font-family:"TF Vazir", var(--font-latin)}.font-name{font-size:.9rem;font-weight:700}.font-name small{margin-inline-start:4px;font-weight:500}@media (width<=860px){.hero{grid-template-columns:1fr;padding:20px}.lesson-head{flex-direction:column}.new-keys{justify-content:flex-start}.choice-cards,.font-cards{grid-template-columns:1fr}}@media (width<=640px){.topbar-inner{flex-wrap:wrap;gap:8px 12px}.brand-text small{display:none}.tabs{order:3;justify-content:space-between;width:100%;margin:0}.tabs a{text-align:center;flex:1;padding:6px 8px}.lang-toggle{margin-inline-start:auto}.summary-row,.os-cards{grid-template-columns:1fr}.results-grid{grid-template-columns:repeat(2,1fr)}.text-box{padding:14px 16px}.stats-bar{gap:14px}.setting-row{flex-wrap:wrap}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}