:root{--sclera:#eef2f1;--sclera-2:#e3eae8;--paper:#f8faf9;--ink:#0f1e24;--ink-soft:#46595f;--rule:#c7d3d0;--iris:#1f5f5b;--iris-2:#2f7d76;--iris-pale:#c3dad4;--disc:#f2c46d;--fundus:#c2542a;--fundus-deep:#6b1d0e;--fundus-ink:#1d0806;--fundus-text:#f6e7dc;--font-display:"Instrument Serif", "Instrument Serif Fallback: Amiri", "Instrument Serif Fallback: Georgia", "Instrument Serif Fallback: Times New Roman", "Instrument Serif Fallback: Noto Serif", "Instrument Serif Fallback: Liberation Serif", "Amiri", Georgia, serif;--font-body:"Geist", "Geist Fallback: IBM Plex Sans Arabic", "Geist Fallback: Segoe UI", "Geist Fallback: Helvetica Neue", "Geist Fallback: Arial", "Geist Fallback: Noto Sans", "Geist Fallback: Liberation Sans", "IBM Plex Sans Arabic", system-ui, sans-serif;--display-leading:.95;--body-leading:1.65;--display-tracking:-.01em;--step--1:.875rem;--step-0:1.0625rem;--step-1:1.3125rem;--step-2:calc(clamp(1.5rem, 1.2rem + 1vw, 1.875rem));--step-3:calc(clamp(2.1rem, 1.4rem + 2.8vw, 3.6rem));--step-4:calc(clamp(3rem, 1.6rem + 6vw, 7.5rem));--gutter:calc(clamp(1.25rem, 4vw, 3rem));--container:76rem;--section:calc(clamp(5rem, 10vw, 9rem));--ease-out:cubic-bezier(.22, 1, .36, 1);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--dur-fast:.16s;--dur:.32s;--dur-slow:.9s;--header-h:4.25rem;--actionbar-h:0px}html[lang=ar]{--font-display:"Amiri", "Amiri Fallback: Instrument Serif", "Amiri Fallback: Times New Roman", "Amiri Fallback: Georgia", "Amiri Fallback: Noto Serif", "Amiri Fallback: Liberation Serif", "Instrument Serif", serif;--font-body:"IBM Plex Sans Arabic", "IBM Plex Sans Arabic Fallback: Geist", "IBM Plex Sans Arabic Fallback: Segoe UI", "IBM Plex Sans Arabic Fallback: Helvetica Neue", "IBM Plex Sans Arabic Fallback: Arial", "IBM Plex Sans Arabic Fallback: Noto Sans", "IBM Plex Sans Arabic Fallback: Liberation Sans", "Geist", system-ui, sans-serif;--display-leading:1.3;--body-leading:1.85;--display-tracking:0;--step-4:calc(clamp(2.8rem, 1.6rem + 5.4vw, 6.6rem));--step-3:calc(clamp(2rem, 1.4rem + 2.4vw, 3.2rem))}@media (width<=47.99rem){:root{--actionbar-h:4.5rem}}*,:after,:before{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:calc(1rem + var(--header-h))}body{background:var(--sclera);color:var(--ink);font-family:var(--font-body);font-size:var(--step-0);line-height:var(--body-leading);font-optical-sizing:auto;-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;padding-bottom:var(--actionbar-h);margin:0;overflow-x:clip}canvas,img,svg,video{max-width:100%;display:block}img{height:auto}h1,h2,h3,h4{font-family:var(--font-display);font-weight:400;line-height:var(--display-leading);letter-spacing:var(--display-tracking);text-wrap:balance;margin:0}html[lang=ar] h1,html[lang=ar] h2,html[lang=ar] h3{font-weight:700}h2{font-size:var(--step-3)}h3{font-size:var(--step-2);line-height:1.15}html[lang=ar] h3{line-height:1.5}p{text-wrap:pretty;margin:0}p+p{margin-top:1em}a{color:inherit;text-underline-offset:.2em;text-decoration-thickness:1px}ol,ul{margin:0;padding:0}button{font:inherit;color:inherit}::selection{background:var(--disc);color:var(--ink)}:focus-visible{outline:2px solid var(--iris-2);outline-offset:3px;border-radius:4px}.visually-hidden{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;block-size:1px;inline-size:1px;overflow:hidden;position:absolute!important}.skip-link{inset-inline-start:1rem;z-index:100;background:var(--ink);color:var(--sclera);transition:top var(--dur-fast) var(--ease-out);border-radius:999px;padding:.6rem 1rem;text-decoration:none;position:fixed;top:-4rem}.skip-link:focus{top:1rem}.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}.container{inline-size:100%;max-inline-size:var(--container);padding-inline:var(--gutter);margin-inline:auto}.section{padding-block:var(--section)}.lede{font-size:var(--step-1);color:var(--ink-soft);max-inline-size:38ch;line-height:1.55}html[lang=ar] .lede{line-height:1.85}.measure{max-inline-size:62ch}.btn{--btn-bg:var(--iris);--btn-fg:var(--paper);background:var(--btn-bg);min-block-size:3.25rem;color:var(--btn-fg);cursor:pointer;transition:background-color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out);border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:.6rem;padding:.75rem 1.5rem;font-weight:500;text-decoration:none;display:inline-flex}.btn:hover{--btn-bg:var(--ink)}.btn:active{transform:scale(.97)}.btn svg{flex:none;block-size:1.25rem;inline-size:1.25rem}.btn--ghost{--btn-bg:transparent;--btn-fg:var(--ink);border-color:var(--rule)}.btn--ghost:hover{--btn-bg:var(--paper);border-color:var(--ink)}.btn--warm{--btn-bg:var(--disc);--btn-fg:var(--fundus-ink)}.btn--warm:hover{--btn-bg:var(--paper)}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}.js [data-focus]{filter:blur(10px);opacity:.25;transition:filter var(--dur-slow) var(--ease-out),opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out);transform:scale(1.015)}.js [data-focus].is-focused{filter:none;opacity:1;transform:none}}[dir=rtl] .flip-rtl{transform:scaleX(-1)}@media (prefers-reduced-motion:reduce){*,:after,:before{transition-duration:1ms!important;animation-duration:1ms!important;animation-iteration-count:1!important}}.header[data-v-69b9a1f6]{z-index:50;background:color-mix(in srgb,var(--sclera) 92%,transparent);transition:border-color var(--dur) 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var(--rule);border-radius:1rem;flex-direction:column;gap:.1rem;min-inline-size:4.25rem;font-size:.75rem;line-height:1.2}}.iris[data-v-f8a525bf]{aspect-ratio:1;background:radial-gradient(circle closest-side,#030607 0 53%,#a8712f 54%,#4c7f6c 62%,#2a6a64 72%,#184343 82%,#0d2b2c 86%,#0000 86.4%);border-radius:50%;inline-size:100%;position:relative}.iris.is-live[data-v-f8a525bf]{background:0 0}canvas[data-v-f8a525bf]{cursor:crosshair;block-size:100%;inline-size:100%;position:absolute;inset:0}.nf[data-v-69c732dc]{padding-block:calc(clamp(4rem,10vw,8rem))}.nf__inner[data-v-69c732dc]{grid-template-columns:minmax(0,.6fr) minmax(0,1fr);align-items:center;gap:3rem;display:grid}.nf__eye[data-v-69c732dc]{max-inline-size:22rem}.nf__code[data-v-69c732dc]{font-family:var(--font-display);color:var(--iris)}.nf h1[data-v-69c732dc],.nf__code[data-v-69c732dc]{font-size:var(--step-3)}.nf h1[data-v-69c732dc]{margin-block:.5rem 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