@font-face{font-family:'Droid Arabic Naskh';src:url(/ArCaptcha/assets/DroidNaskh.ttf) format('truetype');font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:'Droid Arabic Naskh';src:url(/ArCaptcha/assets/DroidNaskhBold.ttf) format('truetype');font-weight:700;font-style:normal;font-display:swap}:root{--color-text:#333;--color-text-soft:#666;--color-bg:#fff;--color-link:#08c;--color-link-hover:#005580;--color-accent:#DC1C1C;--color-heading:#005580;--color-border:#d4d4d4;--color-border-soft:#eee;--color-panel-from:#fff;--color-panel-to:#f2f2f2;--shadow-panel:0 1px 10px rgba(0, 0, 0, 0.1);--radius-panel:15px;--radius-input:4px;--container-max:980px;--header-height:80px}*,*::before,*::after{box-sizing:border-box}html{font-size:100%;scroll-behavior:smooth}body{margin:0;color:var(--color-text);background:var(--color-bg);font-family:'Droid Arabic Naskh','Cambria','Times New Roman',serif;font-size:16px;line-height:1.6;text-align:justify;padding:20px}img{max-width:100%;height:auto;vertical-align:middle}a{color:var(--color-link);text-decoration:none}a:hover,a:focus{color:var(--color-link-hover);text-decoration:underline}h1{border-bottom:1px solid #bbb;padding-bottom:20px;text-align:center}h1,h2,h3,h4{color:var(--color-accent);line-height:1.3;margin:1.2em 0 .6em}h1{font-size:1.75rem}h2{font-size:1.4rem}h3{font-size:1.2rem}h4{font-size:1.1rem}h2>span{color:var(--color-text);font-size:.75em}ul,ol{padding-inline-start:1.5em;margin:0 0 1em}hr{border:0;border-top:1px solid var(--color-border-soft);margin:1.25rem 0}input,button,select,textarea{font:inherit}textarea,input[type="text"],input[type="email"],input[type="url"],input[type="number"]{width:100%;max-width:100%;padding:8px 10px;color:#555;background:#fff;border:1px solid #ccc;border-radius:var(--radius-input);box-shadow:inset 0 1px 1px rgb(0 0 0 / .075);transition:border-color 0.15s,box-shadow 0.15s}textarea{min-height:8rem;resize:vertical}textarea:focus,input:focus{border-color:rgb(82 168 236 / .8);outline:0;box-shadow:inset 0 1px 1px rgb(0 0 0 / .075),0 0 8px rgb(82 168 236 / .6)}input[type="range"]{max-width:220px;cursor:pointer;border-radius:10px}label{display:inline-block;margin-bottom:.25rem}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding-block:.6rem 0}#page{padding-top:calc(var(--header-height));padding-bottom:2rem;min-height:calc(100vh - var(--header-height))}#header{position:relative}#navbar{position:fixed;inset:0 0 auto 0;z-index:1030}#navbar-inner{background:linear-gradient(to bottom,var(--color-panel-from),var(--color-panel-to));border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-panel);transition:padding 0.3s ease;padding:0 20px}#navbar-inner .container{display:flex;align-items:center;flex-wrap:wrap;padding-block:.4rem 0}@property --r{syntax:'<length>';inherits:false;initial-value:0}.brand{height:90px;display:inline-flex;align-items:center;flex:0 0 auto;padding-bottom:10px;margin-inline-end:1rem;transition:height 0.35s ease,width 0.35s ease}.brand img{--x:85%;--y:60%;height:100%;width:auto;-webkit-mask-image:radial-gradient(circle var(--r) at var(--x) var(--y),#000 50%,transparent 70%,#000 100%);mask-image:radial-gradient(circle var(--r) at var(--x) var(--y),#000 50%,transparent 70%,#000 100%);-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;transition:height 0.35s ease,width 0.35s ease,--r 0.25s ease-out}.brand:hover img{--r:300px;transition:--r 0.7s ease-in-out}body.is-scrolled .brand{height:48px;padding-bottom:8px}body.is-scrolled .brand:hover img{--r:300px}.header-content{flex:1 1 100%;order:5;display:none;flex-direction:column;gap:.25rem}.header-content.is-open{display:flex}#hdr-txt{text-align:center;color:var(--color-heading);overflow:hidden;max-height:4rem;opacity:1;transition:max-height 0.3s ease,opacity 0.3s ease,margin 0.3s ease}#hdr-txt h2{color:var(--color-heading);margin-top:1.5rem;font-size:min(2.8vw, 1.3rem)}body.is-scrolled #hdr-txt{max-height:0;opacity:0;margin:0}.nav-toggle{margin-inline-start:auto;background:#fff0;border:1px solid var(--color-border);border-radius:6px;padding:10px;cursor:pointer;display:inline-flex;flex-direction:column;gap:5px}.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-text-soft)}#nav-collapse{width:100%}#navbar .nav{list-style:none;margin:0;padding:.5rem 0;display:flex;flex-direction:column;gap:.25rem}#navbar .nav>li>a{display:block;padding:.6rem .8rem;color:var(--color-text-soft);text-shadow:0 1px 0 #fff;border-radius:10px}#navbar .nav>li>a:hover,#navbar .nav>li>a:focus{color:var(--color-text);text-decoration:none;background:rgb(0 0 0 / .04)}#navbar .nav>.active>a,#navbar .nav>.active>a:hover{color:var(--color-text);background:rgb(0 0 0 / .06);box-shadow:inset 0 3px 8px rgb(0 0 0 / .125)}.btn{display:inline-block;padding:.5rem 1rem;font-size:1rem;line-height:1.4;color:var(--color-text);background:linear-gradient(to bottom,#fff,#e6e6e6);border:1px solid #ccc;border-bottom-color:#b3b3b3;border-radius:var(--radius-input);text-shadow:0 1px 1px rgb(255 255 255 / .75);cursor:pointer;transition:background 0.15s}.btn:hover,.btn:focus{background:linear-gradient(to bottom,#f5f5f5,#d6d6d6);color:var(--color-text);text-decoration:none;outline:0}.btn:active{box-shadow:inset 0 2px 4px rgb(0 0 0 / .15)}#github-hdr{padding:10px;border:1px solid #BBB;border-radius:6px;display:inline-flex;gap:.6rem;margin-top:.5rem;align-items:center}#github-link{display:inline-flex;align-items:center;justify-content:center;width:60px;height:60px;border-radius:6px;transition:background 0.2s,transform 0.2s}#github-link:hover,#github-link:focus{background:rgb(0 0 0 / .05);transform:translateY(-1px);text-decoration:none}#customize,#captcha-demo,#generated-code,#new-disc,.new-rply,.disc{background:linear-gradient(to bottom,var(--color-panel-from),var(--color-panel-to));border:1px solid var(--color-border);border-radius:var(--radius-panel);box-shadow:var(--shadow-panel);padding:1.25rem}#customize{text-align:center;margin-top:1rem}#customize h2{margin-top:0}#customize .input{display:inline-flex;align-items:center;gap:6px;padding:.25rem .5rem;flex-wrap:wrap}#customize .input input[type="text"]{width:8rem;padding:4px 6px}#customize .input input[type="number"]{width:3rem;padding:4px 6px}#customize .input input[type="color"]{width:3rem;height:2.2rem;border:1px solid var(--color-border);border-radius:var(--radius-input);cursor:pointer;vertical-align:middle}#captcha-demo{text-align:center;margin-top:1.5rem;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:.75rem}#captcha-demo input[type="text"]{min-width:9rem;max-width:12rem;text-align:center}#captcha-demo b{width:100%}#generated-code{position:fixed;top:80px;left:50%;transform:translateX(-50%);width:min(900px, calc(100% - 2rem));max-height:calc(100vh - 135px);overflow:auto;z-index:9999;display:none;padding:1rem 1.25rem}#generated-code #close,.close{text-decoration:none!important;font-size:28px;color:#000;font-weight:700;float:right;line-height:1;margin:0 0 0 .5rem;cursor:pointer}#generated-code pre{white-space:pre-wrap;word-break:break-word;margin:0;font-size:.8rem;line-height:1.4;direction:ltr;background:#f8f8f8;padding:.75rem;border-radius:var(--radius-input)}#ctrl-c{display:none;margin-inline-start:1rem;color:var(--color-accent);font-weight:700}.code-highlighter{overflow-x:auto;background:#333;border:1px solid #e0e0e0;border-radius:var(--radius-input);margin:1em 0;font-family:Consolas,'Courier New',monospace;font-size:.85rem;direction:ltr;text-align:left}.code-highlighter table{border-collapse:collapse;width:100%;width:max-content}.code-highlighter td{vertical-align:top;padding:2px 4px}.code-highlighter .number{color:#999;text-align:right;user-select:none;padding-inline-end:.4em;width:1%;white-space:nowrap}.code-highlighter .content{border-inline-start:1px dashed #999;padding-inline-start:.5em}.code-highlighter .keyword{color:#ff587c}.code-highlighter .plain{color:#fff}.code-highlighter .attr{color:#aef355}.code-highlighter .string{color:#f3f360}.code-highlighter .func{color:#67dae2}.code-highlighter .const{color:#ae7ee3}.code-highlighter .comment{color:#828270}.eng{direction:ltr;display:inline-block}.note,.hint{color:var(--color-text-soft)}.hint{font-size:.8em}.req,.err{color:var(--color-accent)}.req{margin-inline:2px}.err{font-size:.8em;margin-inline-start:.5rem}.ansr{border:1px solid #bbb;border-radius:7px;padding:.75rem 1rem;background:#fff}.warning::before{content:'💡';font-size:24px}.warning{border:7px solid #F7D229;-webkit-border-radius:7px;-moz-border-radius:7px;border-radius:7px;color:#B39008;padding:10px;margin:10px}.disc{margin-bottom:1rem;display:grid;grid-template-columns:56px 1fr;gap:.75rem;padding:1rem}.avtr img{width:48px;height:48px;border-radius:50%}.usr{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem}.nm{font-weight:600}.dt{font-size:.85rem;color:#888}.cnt{padding-top:.5rem;border-top:1px solid var(--color-border);word-wrap:break-word;grid-column:1 / -1}.rpl{margin-inline-start:auto;font-size:.95rem;cursor:pointer}.rply{margin-inline-start:2.5rem}#new-disc,.new-rply{padding:0 1.25rem 1rem}#new-disc h4{text-align:center;color:var(--color-heading)}#new-disc>div,.new-rply>div{margin-bottom:.75rem}.new-rply{margin-inline-start:2.5rem}#footer{text-align:center;font-size:.9rem;padding:0 1rem}#footer div{display:inline-block}.flash{box-shadow:inset 0 1px 1px rgb(0 0 0 / .075),0 0 8px rgb(82 168 236 / .6)}.hdn{display:none}@media (min-width:940px){:root{--header-height:100px}.brand{height:109px}#navbar-inner .container{flex-wrap:nowrap;align-items:stretch}.nav-toggle{display:none}.header-content{display:flex!important;flex:1 1 auto;order:3;flex-direction:column;gap:0}#nav-collapse{display:flex;margin-top:auto}#navbar .nav{flex-direction:row;gap:0;padding:0;width:100%}#navbar .nav>li>a{padding:.45rem .8rem;border-radius:10px 10px 0 0!important}.nav-alt{margin-inline-start:auto}h1{font-size:2rem}h2{font-size:1.6rem}#captcha-demo{gap:1rem}.disc{grid-template-columns:64px 1fr;padding:1.25rem}.rply,.new-rply{margin-inline-start:4rem}}@media (max-width:600px){#footer div{display:block}#footer span{display:none}#customize{padding:1rem}#customize .sep{display:none}#customize .input{display:block;width:100%;padding:.4rem 0}#customize .input label{display:flex;align-items:center;gap:.5rem;width:100%}#customize .input label>input[type="text"],#customize .input label>input[type="number"],#customize .input label>input[type="color"],#customize .input label>input[type="range"]{margin-inline-start:auto}#customize .input input[type="range"]{max-width:55%}#gnrtd-cd-hdr{font-size:.8rem}}