.article-site-chrome .container{width:min(1200px,calc(100% - 96px));margin-inline:auto}
.article-site-chrome .header{position:fixed;top:20px;right:0;left:0;z-index:30;padding:0 36px}.article-site-chrome .nav-shell{height:72px;max-width:1280px;margin:auto;display:flex;align-items:center;gap:30px;padding:0 26px;background:#101a16f7;border:1px solid #a291742d;border-radius:4px}.article-site-chrome .brand{display:flex;align-items:center;gap:11px;direction:ltr;font-family:Arial,sans-serif;font-size:26px;font-weight:700;letter-spacing:-1px}.article-site-chrome .brand-dot{color:var(--accent)}.article-site-chrome .brand-symbol{width:31px;height:31px;border:1px solid #c3ac8766;color:var(--accent);font-size:19px;display:grid;place-items:center;font-weight:500}.article-site-chrome .nav-shell nav{display:flex;justify-content:center;gap:25px;flex:1;font-size:12px;color:#bdc4bc}.article-site-chrome .nav-shell nav a{position:relative;padding:24px 0}.article-site-chrome .nav-shell nav a[aria-current]{color:#f2efe7}.article-site-chrome .nav-shell nav a[aria-current]:after{content:'';position:absolute;bottom:15px;right:0;left:0;height:1px;background:var(--accent)}.article-site-chrome .nav-contact{display:flex;gap:10px;align-items:center;font-size:11px;border:1px solid #c3ac8755;padding:10px 14px;white-space:nowrap;color:#e0d5c2}.article-site-chrome .menu-toggle{display:none;background:none;padding:8px}.article-site-chrome .footer-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:32px 0}.article-site-chrome .footer-inner .brand{font-size:24px}.article-site-chrome .footer-inner p{font-size:11px;color:#91a087}.article-site-chrome .back-top{height:40px;width:40px;border:1px solid var(--line);display:grid;place-items:center;color:var(--accent)}
@media(max-width:1100px){.article-site-chrome .container{width:calc(100% - 64px)}.article-site-chrome .nav-shell nav{gap:16px;font-size:11px}}
@media(max-width:1050px){.article-site-chrome .menu-toggle{display:grid;margin-right:auto}.article-site-chrome .nav-shell nav{display:none;position:absolute;top:82px;right:36px;left:36px;padding:16px;background:#142219;border:1px solid var(--line);font-size:14px;flex-direction:column;gap:0}.article-site-chrome .nav-shell nav.open{display:flex}.article-site-chrome .nav-shell nav a{padding:12px}.article-site-chrome .nav-shell nav a[aria-current]:after{left:auto;right:12px;bottom:6px;width:20px}}
@media(max-width:800px){.article-site-chrome .header{top:12px;padding:0 20px}.article-site-chrome .nav-shell{height:62px;padding:0 16px;gap:15px}.article-site-chrome .nav-shell .brand{font-size:23px}.article-site-chrome .brand-symbol{width:26px;height:26px;font-size:16px}.article-site-chrome .nav-shell nav{top:72px;right:20px;left:20px}.article-site-chrome .nav-contact{padding:9px 11px;font-size:10px}.article-site-chrome .container{width:calc(100% - 48px)}.article-site-chrome .footer-inner{flex-wrap:wrap;gap:18px}.article-site-chrome .footer-inner p{font-size:10px}}
@media(max-width:450px){.article-site-chrome .container{width:calc(100% - 36px)}.article-site-chrome .header{padding:0 12px}.article-site-chrome .nav-shell{padding:0 13px;gap:9px}.article-site-chrome .nav-shell nav{right:12px;left:12px}.article-site-chrome .nav-contact{gap:6px;font-size:9px}.article-site-chrome .nav-contact svg{width:15px}.article-site-chrome .footer-inner p{order:3;width:100%;text-align:center}.article-site-chrome .footer-inner .brand{font-size:23px}.article-site-chrome .footer-inner{gap:15px}}
@media(max-width:360px){.article-site-chrome .nav-contact{font-size:8px;padding:8px}.article-site-chrome .brand-symbol{display:none}.article-site-chrome .nav-shell{gap:6px;padding:0 10px}}.article-site-chrome .header .nav-shell{background:#0a1020f7;border-color:#5078ad3a;border-radius:10px}.article-site-chrome .brand-symbol{border-color:#698de466;color:#74dcf4;background:#5879ed0b;border-radius:5px}.article-site-chrome .brand-dot{color:#6ce4f3}.article-site-chrome .nav-shell nav{color:#a9bddb}.article-site-chrome .nav-shell nav a[aria-current]{color:#eef6ff}.article-site-chrome .nav-contact{border-color:#61def647;color:#b9f1fa;background:#43b9fa0a;border-radius:5px}.article-site-chrome .nav-shell nav.open{background:#0c1730}.article-site-chrome .footer-inner p{color:#6c84a7}.article-site-chrome .back-top{color:#87c4e5;border-color:#6489bc3c;border-radius:5px}
@media(max-width:800px){.article-site-chrome .nav-shell nav.open{border-color:#5c85b747}}.article-site-chrome .nav-shell{border-color:#5c87b547;background:#0d1628f2;box-shadow:0 10px 40px #03071224}.article-site-chrome .nav-contact{background:#7ce7ff07;border-color:#7ce7ff39}.article-site-chrome .brand-symbol{color:#adeaff;border-color:#70b5d960}.article-site-chrome .header{z-index:50}.article-site-chrome .footer-inner p{color:#7396b2}.article-site-chrome .back-top{color:#90dcef;border-color:#609ebc4a}.article-site-chrome .brand-symbol{color:#79daff}.article-site-chrome .nav-shell{background:#081329ed;border-color:#7a9bf33b}
@media(max-width:800px){.article-site-chrome .nav-shell{backdrop-filter:none}}
.article-site-chrome .nav-shell{box-shadow:inset 0 1px #b5dfff22,0 5px 0 -2px #142646,0 18px 35px #02071766}.article-site-chrome footer .brand{text-shadow:1px 2px 0 #274981,2px 3px 0 #13294f,0 10px 20px #0008}
@media(max-width:800px){.article-site-chrome .header .menu-toggle{order:0;margin:0}.article-site-chrome .header .nav-shell>.brand{order:1;margin-right:auto}.article-site-chrome .header .nav-shell>nav{order:2}.article-site-chrome .header .nav-contact{order:3}}.article-site-chrome .site-footer{position:relative;isolation:isolate;background:radial-gradient(ellipse at 82% 5%,#21446a30,transparent 52%),linear-gradient(145deg,#0b172b,#070e1c 75%);border-top:1px solid #739ed44d;color:#b3c9e2;overflow:clip}
.article-site-chrome .site-footer:before{content:"";position:absolute;top:0;left:12%;right:12%;height:1px;background:linear-gradient(90deg,transparent,#8ac9f4,#a79ad9,transparent);box-shadow:0 0 18px #66bdf26b;pointer-events:none}
.article-site-chrome .footer-main{display:grid;grid-template-columns:1fr 1.1fr 1.1fr;gap:48px;align-items:start;padding-block:48px 36px}
.article-site-chrome .footer-navigation a[href="/shop/"]{grid-column:2;grid-row:5}
.article-site-chrome .footer-navigation a[href="/bots/"]{grid-column:1;grid-row:5}
.article-site-chrome .footer-payments{margin-top:24px;padding-top:20px;border-top:1px solid #7899bd24;min-width:0}.article-site-chrome .footer-payments h3{margin:0 0 14px;font-size:12px;font-weight:500;color:#adc8df}.article-site-chrome .payment-badges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;width:100%;max-width:310px;margin-inline:auto;direction:rtl}.article-site-chrome .payment-badge{display:flex;flex-direction:column;align-items:center;min-width:0;padding:8px;border:1px solid #6386ac50;border-radius:10px;background:#102139;color:#afcce2;text-decoration:none}.article-site-chrome .payment-badge-image{display:flex;align-items:center;justify-content:center;width:100%;height:108px;background:#fff;border-radius:6px;overflow:hidden}.article-site-chrome .payment-badge-image img{display:block;width:auto;height:auto;max-width:100%;max-height:94px;object-fit:contain}.article-site-chrome .payment-badge-caption{display:flex;align-items:center;justify-content:center;gap:8px;min-height:32px;font-size:11px;line-height:1.8;padding-top:5px}.article-site-chrome .payment-badge-caption svg{color:#81abc7;flex-shrink:0}.article-site-chrome .payment-badge:hover{border-color:#8fc5df}.article-site-chrome .payment-badge:focus-visible{outline:2px solid #9ee4ff;outline-offset:4px}
.article-site-chrome .footer-identity .brand{width:max-content;font-size:29px;margin-bottom:20px}.article-site-chrome .footer-identity>p{font-size:15px;font-weight:600;margin:0 0 7px;color:#dceafb}.article-site-chrome .footer-identity>span{font-size:12px;line-height:2;color:#9db6d0}.article-site-chrome .footer-identity .footer-motto{font-size:12px;font-weight:400;color:#809bb8;line-height:2;margin-top:16px}.article-site-chrome .footer-cta{display:inline-flex;align-items:center;gap:10px;font-size:12px;color:#9eddef;margin-top:12px;padding-bottom:9px;border-bottom:1px solid #6c9ac542}
.article-site-chrome .footer-main h2{font-size:14px;font-weight:600;color:#d9ebfd;margin:3px 0 22px}.article-site-chrome .footer-navigation{min-width:0}.article-site-chrome .footer-navigation>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 20px;direction:rtl}.article-site-chrome .footer-navigation a{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0;min-height:44px;padding:7px 0;color:#9eb7d1;font-size:12px;border-bottom:1px solid #7899bd16;transition:color .2s,translate .2s}.article-site-chrome .footer-navigation a svg{color:#6191b9}.article-site-chrome .footer-navigation a:hover,.article-site-chrome .footer-navigation a[aria-current=page]{color:#b9f0ff}.article-site-chrome .footer-navigation a:hover{translate:-3px 0}
.article-site-chrome .footer-credentials h2{display:flex;gap:8px;align-items:center}.article-site-chrome .footer-credentials h2 svg{color:#8ccbdd}.article-site-chrome .credential-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:340px}.article-site-chrome .credential-card{position:relative;display:flex;flex-direction:column;min-width:0;gap:0;padding:8px 8px 10px;border:1px solid #6d9acc61;border-radius:13px;background:linear-gradient(140deg,#203b5b,#101c32 70%);box-shadow:inset 0 1px #cdeaff3d,0 4px 0 #050c18,0 5px 0 #425f8052,0 12px 20px #0004;color:#c1d9ef;cursor:pointer;font-family:inherit;text-align:right;transition:transform .22s,border-color .22s}
.article-site-chrome .credential-card:hover{transform:translateY(-4px);border-color:#98d6f2}.article-site-chrome .credential-card:focus-visible,.article-site-chrome .license-dialog button:focus-visible,.article-site-chrome .footer-navigation a:focus-visible{outline:2px solid #9ee4ff;outline-offset:4px}
.article-site-chrome .credential-preview{position:relative;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #cfdeeb;border-radius:7px;width:100%;height:112px;overflow:hidden}.article-site-chrome .seal-preview img{display:block;max-width:100%;height:104px;width:auto;object-fit:contain;cursor:pointer}.article-site-chrome .license-preview img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.article-site-chrome .license-expand{position:absolute;inset:auto 6px 6px auto;display:grid;place-items:center;width:27px;height:27px;background:#10243ae8;color:#d8f3ff;border:1px solid #a6d7ef88;border-radius:6px}
.article-site-chrome .credential-caption{display:flex;align-items:center;justify-content:space-between;gap:4px;font-size:10px;padding:11px 2px 0}.article-site-chrome .credential-caption b{font-weight:500}.article-site-chrome .credential-caption svg{color:#8fc8e6;flex-shrink:0}.article-site-chrome .credential-note{font-size:10px;color:#829db8;line-height:2;margin:17px 0 0}.article-site-chrome .seal-unavailable{display:flex;flex-direction:column;align-items:center;gap:8px;color:#315b78;text-align:center;font-size:10px;padding:8px}
.article-site-chrome .site-footer .footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid #7b9cc22b;padding-block:20px 24px}.article-site-chrome .footer-bottom p{font-size:11px;color:#8da7c1;margin:0}.article-site-chrome .footer-bottom>span{font:8px Consolas,monospace;letter-spacing:2px;color:#647f9f}.article-site-chrome .footer-bottom .back-top{width:34px;height:34px;background:#12253d;border:1px solid #628eb850;border-radius:9px;box-shadow:0 3px #050c18}
.article-site-chrome .license-dialog{width:min(1200px,calc(100% - 32px));max-height:calc(100svh - 32px);padding:0;border:1px solid #8bb6df8c;border-radius:17px;background:#0c192d;color:#c9dff1;box-shadow:0 30px 100px #0009;overflow:hidden;direction:rtl}.article-site-chrome .license-dialog::backdrop{background:#020714e8;backdrop-filter:blur(5px)}.article-site-chrome .license-dialog-header{display:flex;align-items:start;justify-content:space-between;gap:15px;padding:20px 22px 14px;border-bottom:1px solid #7d9fc833}.article-site-chrome .license-dialog h2{font-size:17px;color:#e2f1ff;margin:0;line-height:1.8}.article-site-chrome .license-dialog-header p{font-size:11px;line-height:2;margin:7px 0 0;color:#8da8c4}.article-site-chrome .license-dialog-close{display:grid;place-items:center;flex-shrink:0;width:39px;height:39px;border:1px solid #85b3d86b;border-radius:9px;background:#1b304b;color:#dbedff;cursor:pointer}
.article-site-chrome .license-dialog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 22px}.article-site-chrome .license-dialog-toolbar button{display:flex;align-items:center;gap:7px;font:11px Vazirmatn,sans-serif;padding:9px 12px;background:#203d5c;color:#c7e7fa;border:1px solid #8fc7ed69;border-radius:7px;cursor:pointer}.article-site-chrome .license-dialog-toolbar>span{font-size:10px;color:#7994b1}.article-site-chrome .license-image-view{max-height:calc(100svh - 205px);overflow:auto;overscroll-behavior:contain;touch-action:pan-x pan-y pinch-zoom;background:#e5e8e9;padding:10px;direction:ltr;outline-offset:-3px}.article-site-chrome .license-image-view img{display:block;width:100%;height:auto;max-width:none;margin:auto}.article-site-chrome .license-image-view.is-zoomed img{width:max(100%,1600px)}
@media(max-width:1050px){.article-site-chrome .footer-main{gap:28px;grid-template-columns:.9fr 1fr 1.1fr}.article-site-chrome .credential-grid{gap:10px}.article-site-chrome .credential-caption{font-size:9px}}
@media(max-width:800px){.article-site-chrome .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding-block:35px 28px}.article-site-chrome .footer-identity{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:4px 20px}.article-site-chrome .footer-identity .brand{grid-row:1/3;margin:0;align-self:center}.article-site-chrome .footer-identity>p,.article-site-chrome .footer-identity>span{margin:0}.article-site-chrome .footer-identity .footer-motto{grid-column:1/-1;margin:8px 0 0}.article-site-chrome .footer-cta{grid-column:1/-1;width:max-content;margin-top:8px}.article-site-chrome .footer-main h2{margin-bottom:17px}.article-site-chrome .footer-navigation>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 10px}.article-site-chrome .footer-navigation a{font-size:11px;gap:6px}.article-site-chrome .credential-grid{grid-template-columns:1fr;max-width:155px;gap:15px}.article-site-chrome .credential-preview{height:104px}.article-site-chrome .seal-preview img{height:98px}.article-site-chrome .credential-caption{font-size:10px}.article-site-chrome .footer-bottom>span{font-size:7px;letter-spacing:1px}.article-site-chrome .license-dialog-header{padding:16px}.article-site-chrome .license-dialog h2{font-size:14px}.article-site-chrome .license-dialog-toolbar{padding:10px 16px}.article-site-chrome .license-dialog-toolbar>span{display:none}.article-site-chrome .license-image-view{padding:5px;max-height:calc(100svh - 220px)}}
@media(max-width:450px){.article-site-chrome .footer-main{grid-template-columns:1fr;gap:29px}.article-site-chrome .footer-identity{grid-column:auto;display:block}.article-site-chrome .footer-identity .brand{font-size:27px;margin-bottom:16px}.article-site-chrome .footer-identity>p{font-size:14px;margin-bottom:5px}.article-site-chrome .footer-identity .footer-motto{margin-top:11px}.article-site-chrome .footer-navigation>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}.article-site-chrome .footer-navigation a{font-size:12px}.article-site-chrome .credential-grid{grid-template-columns:1fr 1fr;max-width:310px;gap:16px}.article-site-chrome .credential-preview{height:106px}.article-site-chrome .site-footer .footer-bottom{flex-wrap:wrap;gap:12px;padding-block:18px 22px}.article-site-chrome .footer-bottom>span{flex-basis:100%;text-align:right;font-size:7px}.article-site-chrome .license-dialog{width:calc(100% - 20px);max-height:calc(100svh - 20px);border-radius:13px}.article-site-chrome .license-dialog h2{font-size:12px}.article-site-chrome .license-dialog-header p{font-size:10px}.article-site-chrome .license-dialog-close{width:34px;height:34px}.article-site-chrome .license-dialog-toolbar button{font-size:10px}}
@media(prefers-reduced-motion:reduce){.article-site-chrome .credential-card,.article-site-chrome .footer-navigation a{transition:none}.article-site-chrome .credential-card:hover,.article-site-chrome .footer-navigation a:hover{transform:none;translate:none}.article-site-chrome .license-dialog::backdrop{backdrop-filter:none}}
@media(min-width:1051px){.article-site-chrome .nav-shell nav{gap:clamp(10px,1.45vw,21px)}}
@media(min-width:1051px){.article-site-chrome .nav-shell nav{gap:clamp(8px,1.1vw,17px)}}
@media(min-width:1251px){.article-site-chrome .header .nav-shell{gap:16px}.article-site-chrome .header #navigation{gap:15px}}
html[lang=en] .article-site-chrome .language-switcher a[lang=fa],html[lang=en] .article-site-chrome .language-switcher a[lang=ar]{direction:rtl}
.article-site-chrome .header #navigation.open{top:calc(100% + 8px)}
.article-site-chrome .language-switcher{position:relative;flex:0 0 auto;direction:ltr}
.article-site-chrome .language-options{display:flex;align-items:center;gap:3px}
.article-site-chrome .header .language-options a{display:flex;align-items:center;justify-content:center;gap:8px;font:500 11px/1.4 Vazirmatn,Arial,sans-serif;padding:9px 7px;min-height:36px;border-radius:6px;color:#a9c3da;white-space:nowrap}
.article-site-chrome .header .language-options a[aria-current]{color:#b8f3ff;background:#17334c;border:1px solid #315571}
.article-site-chrome .header .language-options a:hover{background:#183149;color:white}
.article-site-chrome .header .language-options a svg{display:none}
.article-site-chrome .language-trigger{display:none}
.article-site-chrome .language-trigger:focus-visible,.article-site-chrome .language-options a:focus-visible{outline:2px solid #79daff;outline-offset:3px}
@media(max-width:1250px){
 .article-site-chrome .header .nav-shell{flex-wrap:nowrap;height:72px;min-height:0;gap:16px}
 .article-site-chrome .header #navigation:not(.open){display:none}
 .article-site-chrome .header .menu-toggle{display:grid;order:1;margin:0;flex:0 0 40px;place-items:center;width:40px;height:44px;padding:8px}
 .article-site-chrome .header .nav-shell>.brand{order:2;margin:0;margin-inline-end:auto;flex-shrink:0}
 .article-site-chrome .header .language-switcher{order:3}
 .article-site-chrome .header .nav-contact{order:4}
 .article-site-chrome .header #navigation.open{display:flex;position:absolute;inset-inline:36px;flex-direction:column;gap:0;padding:16px;background:#0c1730;border:1px solid #5c85b747;font-size:14px}
 .article-site-chrome .header #navigation.open a{padding:12px}
 .article-site-chrome .language-trigger{display:flex;align-items:center;justify-content:center;gap:6px;height:44px;padding:0 9px;border:1px solid #46648066;border-radius:7px;background:#0c1a2c;color:#b8dfef;font:600 10px/1 Arial,sans-serif;cursor:pointer}
 .article-site-chrome .language-trigger[aria-expanded=true]{border-color:#75cce9;background:#142d44}
 .article-site-chrome .header .language-options{display:none;position:absolute;top:calc(100% + 12px);left:0;right:auto;width:160px;padding:7px;background:#0b192d;border:1px solid #456481;border-radius:10px;box-shadow:0 12px 32px #02071366;z-index:2;direction:ltr}
 html[lang=en] .article-site-chrome .header .language-options{left:auto;right:0}
 .article-site-chrome .header .is-open .language-options{display:flex;flex-direction:column;gap:3px}
 .article-site-chrome .header .language-options a{justify-content:space-between;width:100%;min-height:44px;padding:10px 12px;font-size:12px}
 .article-site-chrome .header .language-options a svg{display:block}
}
@media(max-width:800px){
 .article-site-chrome .header .nav-shell{height:62px;gap:10px}
 .article-site-chrome .header #navigation.open{inset-inline:20px}
}
@media(max-width:480px){
 .article-site-chrome .header .nav-shell{padding-inline:10px;gap:8px}
 .article-site-chrome .header .nav-contact{justify-content:center;flex:0 0 40px;width:40px;height:44px;padding:0}
 .article-site-chrome .header .nav-contact span{display:none}
 .article-site-chrome .header .nav-contact svg{width:19px;height:19px}
 .article-site-chrome .header .language-trigger{padding-inline:7px;gap:5px}
 .article-site-chrome .header #navigation.open{inset-inline:12px}
}.article-site-chrome .nav-desktop{display:contents}
.article-site-chrome .nav-mobile{display:none}
@media(min-width:1025px){.article-site-chrome .header .nav-shell>.nav-contact{display:none}}
.article-site-chrome .header :is(.nav-group-toggle,.nav-contact,.menu-toggle):focus-visible,.article-site-chrome .header #navigation a:focus-visible{outline:2px solid #79daff;outline-offset:3px}
@media(max-width:1250px){
 .article-site-chrome .header #navigation.open{display:block;padding:10px;max-height:calc(100dvh - 180px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#385a7e transparent;border-radius:14px;box-shadow:0 20px 45px #02071480}
 .article-site-chrome .nav-desktop{display:none}
 .article-site-chrome .nav-mobile{display:grid;gap:3px}
 .article-site-chrome .header #navigation .nav-mobile>a,.article-site-chrome .nav-group-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:44px;padding:10px 14px;border:0;border-radius:8px;background:transparent;color:#b4c9e3;font:500 13px/1.8 Vazirmatn,Arial,sans-serif;text-align:start;cursor:pointer}
 .article-site-chrome .header #navigation .nav-mobile>a:hover,.article-site-chrome .nav-group-toggle:hover{background:#142b47;color:#fff}
 .article-site-chrome .nav-group-toggle svg{flex:none;color:#80bddb;transition:transform .18s ease}
 .article-site-chrome .nav-group-toggle[aria-expanded=true]{color:#e4f7ff;background:#142b47}
 .article-site-chrome .nav-group-toggle[aria-expanded=true] svg{transform:rotate(180deg)}
 .article-site-chrome .nav-group.has-current>.nav-group-toggle{color:#82ddf7}
 .article-site-chrome .nav-submenu{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;margin:6px 10px 9px;padding-inline-start:10px;border-inline-start:1px solid #3c6485}
 .article-site-chrome .nav-submenu[hidden]{display:none}
 .article-site-chrome .header #navigation .nav-submenu>a:last-child:nth-child(odd){grid-column:1/-1;width:calc(50% - 2px);justify-self:center;justify-content:center;text-align:center}
 .article-site-chrome .header #navigation .nav-submenu a{display:flex;align-items:center;min-height:44px;padding:8px 10px;border-radius:7px;background:#11213b;font-size:12px;line-height:1.7;text-align:start}
 .article-site-chrome .header #navigation .nav-submenu a:hover{background:#193451;color:#e4f7ff}
 .article-site-chrome .header #navigation a[aria-current]:after{display:none}
 .article-site-chrome .header #navigation a[aria-current]{background:#193853;color:#baf4ff;box-shadow:inset 0 0 0 1px #5386a855}
 .article-site-chrome .header #navigation .nav-mobile>a.nav-mobile-contact{margin-top:5px;border:1px solid #477d9b66;background:#143148;color:#b7eeff}
 .article-site-chrome .header .nav-contact{min-height:44px;justify-content:center;background:#15344c;border-color:#4d8faa80;color:#c6f2ff;font-weight:600}
}
@media(max-width:600px){
 .article-site-chrome .header .brand-symbol{display:none}
 .article-site-chrome .header .nav-shell{gap:8px}
 .article-site-chrome .header .nav-contact{width:auto;flex:0 0 auto;gap:6px;padding:0 10px;font-size:11px}
 .article-site-chrome .header .nav-contact span{display:inline}
 .article-site-chrome .header .nav-contact svg{width:15px;height:15px}
 .article-site-chrome .header #navigation.open{max-height:calc(100dvh - 156px)}
}
@media(max-width:380px){
 .article-site-chrome .header .nav-shell{gap:6px}
 .article-site-chrome .header .brand{font-size:21px}
 .article-site-chrome .header .menu-toggle{flex-basis:34px;width:34px;padding:5px}
 .article-site-chrome .header .language-trigger{min-width:36px;padding-inline:6px}
 .article-site-chrome .header .language-trigger>svg{display:none}
 .article-site-chrome .header .nav-contact{padding-inline:8px;font-size:10px}
 .article-site-chrome .header .nav-contact>svg{display:none}
}
@media(prefers-reduced-motion:reduce){.article-site-chrome .nav-group-toggle svg{transition:none}}
/* The shared components keep a quiet, off-white surface on every article. */
.article-ui .article-site-chrome{--ink:#20364d;--text:#20364d;--muted:#62778b;--accent:#087b91;--cyan:#087b91;--line:#cedae4;--border:#cedae4;--panel:#f7f9fb;font:14px/1.85 Vazirmatn,Tahoma,sans-serif;color:#20364d;color-scheme:light;direction:rtl;background:transparent;overflow-wrap:normal}
.article-ui .article-site-chrome :is(a,button){color:inherit;text-decoration:none}
.article-ui .article-site-chrome button{font-family:inherit}
.article-ui .article-site-chrome svg{flex-shrink:0}
.article-ui .article-site-chrome :is(a,button):focus-visible{outline:2px solid #087b91;outline-offset:4px}
.article-ui .article-site-chrome .brand{font-family:Arial,sans-serif;color:#20364d}
.article-ui .article-site-chrome .brand-dot{color:#087f99}
.article-ui .article-site-chrome .brand-symbol{color:#087f99;border-color:#b7cbd9;background:#e7eff4;box-shadow:inset 0 1px #fff}
.article-ui .article-site-chrome .header{position:fixed;top:20px;background:transparent;border:0;box-shadow:none;backdrop-filter:none}
.article-ui .article-site-chrome .header .nav-shell{position:relative;background:#f3f6f9f7;border:1px solid #cbd8e3;border-radius:12px;box-shadow:0 4px 0 #dbe3eb,0 12px 32px #28415712;backdrop-filter:blur(16px)}
.article-ui .article-site-chrome .header #navigation{color:#526b81}
.article-ui .article-site-chrome .header #navigation a:hover,.article-ui .article-site-chrome .header #navigation a[aria-current]{color:#086f87}
.article-ui .article-site-chrome .header #navigation a[aria-current]:after{background:#087f99}
.article-ui .article-site-chrome .header .nav-contact{color:#16677e;background:#e4eef4;border-color:#b4cfdb;box-shadow:inset 0 1px #fff}
.article-ui .article-site-chrome .header .menu-toggle{color:#28475e}
.article-ui .article-site-chrome .header .language-trigger{background:#edf3f7;border-color:#ccdae4;color:#315b73}
.article-ui .article-site-chrome .header .language-trigger[aria-expanded=true]{background:#e0edf4;border-color:#93b4c8}
.article-ui .article-site-chrome .header .language-options{background:#f6f9fb;border-color:#c4d4e0;box-shadow:0 12px 30px #1e3d571a}
.article-ui .article-site-chrome .header .language-options a{color:#526b81}
.article-ui .article-site-chrome .header .language-options a:hover,.article-ui .article-site-chrome .header .language-options a[aria-current]{color:#086f87;background:#e4eef4;border-color:#c0d6e1}
.article-ui .article-site-chrome .site-footer{background:linear-gradient(140deg,#f3f6fa,#eaf0f5);color:#536b81;border-color:#cfdae4;box-shadow:0 -14px 36px #28415708}
.article-ui .article-site-chrome .site-footer:before{background:linear-gradient(90deg,transparent,#abc7d6,#c8cedc,transparent);box-shadow:none}
.article-ui .article-site-chrome .footer-identity>p,.article-ui .article-site-chrome .footer-main h2{color:#233f58}
.article-ui .article-site-chrome .footer-identity>span,.article-ui .article-site-chrome .footer-identity .footer-motto,.article-ui .article-site-chrome .footer-navigation a{color:#526e84}
.article-ui .article-site-chrome .footer-cta,.article-ui .article-site-chrome .footer-navigation a:hover,.article-ui .article-site-chrome .footer-navigation a[aria-current]{color:#096d84}
.article-ui .article-site-chrome .footer-navigation a,.article-ui .article-site-chrome .footer-cta,.article-ui .article-site-chrome .footer-payments,.article-ui .article-site-chrome .footer-bottom{border-color:#cddbe5}
.article-ui .article-site-chrome .footer-navigation a svg,.article-ui .article-site-chrome .footer-credentials h2 svg,.article-ui .article-site-chrome .credential-caption svg,.article-ui .article-site-chrome .payment-badge-caption svg{color:#3a7d98}
.article-ui .article-site-chrome .credential-card{background:linear-gradient(140deg,#fcfdff,#e5edf4);color:#34536d;border-color:#bed0de;box-shadow:inset 0 1px #fff,0 3px 0 #c7d4df,0 9px 18px #2b496414}
.article-ui .article-site-chrome .credential-card:hover{border-color:#6a9fb8}
.article-ui .article-site-chrome .credential-note,.article-ui .article-site-chrome .footer-bottom p,.article-ui .article-site-chrome .footer-bottom>span{color:#647c90}
.article-ui .article-site-chrome .footer-payments h3{color:#3b5c73}
.article-ui .article-site-chrome .payment-badge{color:#36566e;background:#f8fbfd;border-color:#c5d6e3}
.article-ui .article-site-chrome .payment-badge:hover{border-color:#80a7bd}
.article-ui .article-site-chrome .footer-bottom .back-top{display:grid;place-items:center;background:#e1ebf2;color:#24677e;border-color:#bed1df;box-shadow:0 3px #cbd8e2}
.article-ui .article-site-chrome .license-dialog{background:#f2f6f9;color:#29475f;border-color:#bed0de;box-shadow:0 30px 100px #17324744}
.article-ui .article-site-chrome .license-dialog h2{color:#233f58}
.article-ui .article-site-chrome .license-dialog-header{border-color:#d1dde6}
.article-ui .article-site-chrome .license-dialog-header p,.article-ui .article-site-chrome .license-dialog-toolbar>span{color:#5b7489}
.article-ui .article-site-chrome .license-dialog-close,.article-ui .article-site-chrome .license-dialog-toolbar button{background:#e1ebf3;color:#2c5f79;border-color:#b8cddc}
.article-ui .article-site-chrome .license-dialog::backdrop{background:#19304799}
@media(max-width:1250px){
 .article-ui .article-site-chrome .header #navigation.open{background:#f3f7fa;border-color:#c5d6e2;box-shadow:0 18px 36px #25415a24;inset-inline:0}
 .article-ui .article-site-chrome .header #navigation .nav-mobile>a,.article-ui .article-site-chrome .nav-group-toggle{color:#3c5c75}
 .article-ui .article-site-chrome .header #navigation .nav-mobile>a:hover,.article-ui .article-site-chrome .nav-group-toggle:hover,.article-ui .article-site-chrome .nav-group-toggle[aria-expanded=true]{background:#e4eef5;color:#17647d}
 .article-ui .article-site-chrome .nav-group-toggle svg,.article-ui .article-site-chrome .nav-group.has-current>.nav-group-toggle{color:#28788f}
 .article-ui .article-site-chrome .nav-submenu{border-color:#b8cedc}
 .article-ui .article-site-chrome .header #navigation .nav-submenu a{background:#e9f0f6;color:#3c5c75}
 .article-ui .article-site-chrome .header #navigation .nav-submenu a:hover,.article-ui .article-site-chrome .header #navigation a[aria-current]{background:#dfeef3;color:#066f86;box-shadow:inset 0 0 0 1px #b8d2df}
 .article-ui .article-site-chrome .header #navigation .nav-mobile>a.nav-mobile-contact{background:#dfedf3;color:#1c6d84;border-color:#b6d0df}
}
@media(max-width:800px){.article-ui .article-site-chrome .header{top:12px}}
@media(max-width:480px){.article-ui .article-site-chrome .header .nav-contact{width:auto;flex-basis:auto}}
@media(prefers-reduced-motion:reduce){.article-ui .article-site-chrome .header .nav-shell{backdrop-filter:none}}
.article-ui .article-site-chrome .brand,.article-ui .article-site-chrome .brand>span{filter:none;text-shadow:none;transform:none}