@font-face{font-family:Estedad;font-style:normal;font-display:swap;font-weight:100 900;src:url(/build/assets/estedad-arabic-wght-normal-D6DQIq1q.woff2)format("woff2-variations");unicode-range:U+6??,U+750-77F,U+200C-200E,U+2010-2011,U+FB50-FDFF,U+FE70-FEFC}@font-face{font-family:Estedad;font-style:normal;font-display:swap;font-weight:100 900;src:url(/build/assets/estedad-latin-wght-normal-B5vzQVCp.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--night:#0c1622;--night-2:#13202f;--night-line:#22344a;--mist:#eef2f5;--paper:#fff;--ink:#0c1622;--ink-soft:#4a5a6c;--line:#d9e1e8;--signal:#f5b429;--signal-ink:#231a02;--direct:#1db386;--tunnel:#5b8cff;--stop:#f0564a;--on-night:#e8eef5;--on-night-soft:#93a4b8;--r-lg:22px;--r-md:14px;--maxw:1180px;--ease-spring:linear(0, .009, .035 2.1%, .141 4.4%, .723 12.9%, .938 16.7%, 1.017 19.8%, 1.051 23.1%, 1.058 26.4%, 1.04 32.6%, 1.012 41.7%, .998 51.5%, .996 61.3%, 1)}@media (prefers-color-scheme:dark){:root{--mist:#0f1a27;--paper:#152233;--ink:#e8eef5;--ink-soft:#9daec2;--line:#243649}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:76px}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{background:var(--mist);color:var(--ink);margin:0;font-family:Estedad,Vazirmatn,Tahoma,system-ui,sans-serif;font-size:17px;line-height:1.95;overflow-x:clip}img,svg{max-width:100%;display:block}a{color:inherit}h1,h2,h3{margin:0;line-height:1.35}p{margin:0}.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:20px}:focus-visible{outline:3px solid var(--signal);outline-offset:3px;border-radius:6px}.skip{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip:focus{top:10px;clip-path:none;background:var(--signal);width:auto;height:auto;color:var(--signal-ink);z-index:100;border-radius:10px;padding:10px 16px;position:fixed;inset-inline-start:10px}.btn{min-height:48px;font:inherit;cursor:pointer;transition:transform .5s var(--ease-spring), background-color .2s;border:1.5px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:10px 22px;font-size:16px;font-weight:700;text-decoration:none;display:inline-flex}.btn:active{transition-duration:80ms;transform:scale(.96)}.btn-signal{background:var(--signal);color:var(--signal-ink)}.btn-signal:hover{background:#ffc444}.btn-line{color:inherit;background:0 0;border-color:currentColor}.btn-sm{white-space:nowrap;min-height:40px;padding:6px 16px;font-size:14.5px}.top{z-index:50;background:color-mix(in srgb, var(--night) 92%, transparent);color:var(--on-night);border-bottom:1px solid var(--night-line);position:sticky;top:0}@supports ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){.top{background:color-mix(in srgb, var(--night) 93%, transparent);-webkit-backdrop-filter:blur(14px)saturate(150%);backdrop-filter:blur(14px)saturate(150%)}}.top .wrap{align-items:center;gap:22px;height:64px;display:flex}.logo{letter-spacing:-.2px;align-items:center;gap:10px;font-size:19px;font-weight:900;text-decoration:none;display:flex}.logo svg{width:30px;height:30px}.logo img{width:auto;height:34px;display:block}.top nav{gap:20px;margin-inline-start:auto;font-size:15px;display:flex}.top nav a{color:var(--on-night-soft);text-decoration:none}.top nav a:hover{color:var(--on-night)}.top .acts{align-items:center;gap:8px;display:flex}.lang{border:1px solid var(--night-line);background:color-mix(in srgb, var(--night-2) 70%, transparent);direction:ltr;border-radius:999px;gap:2px;padding:3px;display:inline-flex}.lang a{letter-spacing:.3px;min-width:38px;height:32px;color:var(--on-night-soft);border-radius:999px;place-items:center;padding-inline:8px;font-size:13.5px;font-weight:800;text-decoration:none;transition:background-color .2s,color .2s;display:grid}.lang a:hover{color:var(--on-night)}.lang a[aria-current=true]{background:var(--on-night);color:var(--night)}.lang a:focus-visible{outline:2px solid var(--signal);outline-offset:2px}@media (width<=900px){.top nav{display:none}.top .acts{margin-inline-start:auto}}@media (width<=420px){.top .wrap{gap:10px}.top .btn-sm{padding:6px 12px;font-size:13.5px}.top .acts{gap:6px}.lang a{min-width:32px;padding-inline:6px}.logo span{display:none}.logo img{height:30px}}.story{background:var(--night);color:var(--on-night);position:relative}.story:before{content:"";pointer-events:none;background:radial-gradient(600px 400px at 18% 30%,#5b8cff21,#0000 70%),radial-gradient(500px 360px at 20% 80%,#1db3861a,#0000 70%);position:absolute;inset:0}.story .wrap{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:48px;display:grid;position:relative}.story-text{padding-block:72px 18vh}.map{place-items:center;height:calc(100svh - 64px);display:grid;position:sticky;top:64px}.map svg{width:100%;max-height:92%;overflow:visible}.map .map-tall{display:none}.hero{flex-direction:column;justify-content:center;min-height:calc(100svh - 136px);display:flex}.hero h1{letter-spacing:-1.5px;font-size:clamp(38px,6.4vw,76px);font-weight:900;line-height:1.15}.hero .lead{color:var(--on-night-soft);max-width:34em;margin-top:22px;font-size:clamp(17px,2vw,20px)}.hero .btns{flex-wrap:wrap;gap:12px;margin-top:30px;display:flex}.hero .fine{color:var(--on-night-soft);margin-top:18px;font-size:14px}.hero .btn-line{color:var(--on-night)}.scene{flex-direction:column;justify-content:center;max-width:30em;min-height:78vh;display:flex}.scene .tag{align-items:center;gap:8px;margin-bottom:12px;font-size:14px;font-weight:700;display:inline-flex}.scene .tag i{background:currentColor;border-radius:50%;width:10px;height:10px}.scene h2{letter-spacing:-.5px;font-size:clamp(26px,3.4vw,40px);font-weight:800}.scene p{color:var(--on-night-soft);margin-top:14px;font-size:17.5px}.scene[data-scene=tunnel] .tag{color:var(--tunnel)}.scene[data-scene=direct] .tag{color:var(--direct)}.scene[data-scene=sleep] .tag{color:var(--stop)}.scene[data-scene=game] .tag{color:var(--signal)}.scene{opacity:.38;transition:opacity .5s}.scene.on,.no-io .scene{opacity:1}.map .link{stroke:var(--night-line);stroke-width:2px;fill:none;transition:stroke .5s,stroke-width .5s,opacity .5s}.map .out-tunnel{stroke:#5b8cff73;stroke-width:3px}.map .out-direct{stroke:#1db38673;stroke-width:3px}.map .dev rect.box,.map .dest circle.box{fill:var(--night-2);stroke:var(--night-line);stroke-width:1.5px;transition:stroke .4s,fill .4s}.map .dev .ic,.map .dest .ic{stroke:var(--on-night-soft);fill:none;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;transition:stroke .4s}.map text{fill:var(--on-night-soft);font-family:inherit;font-size:17px;font-weight:600;transition:fill .4s}.map .router .body{fill:#1b2b3f;stroke:#3a5270;stroke-width:2px}.map .router .led{fill:var(--signal)}.map .ring{fill:none;stroke:var(--tunnel);stroke-width:2px;stroke-dasharray:4 7;opacity:.7}.map .pk{opacity:0;transition:opacity .4s}.map .pk-idle{opacity:.9}.map .cut,.map .crown{opacity:0;transition:opacity .4s}.map[data-scene=tunnel] .l-phone,.map[data-scene=tunnel] .out-tunnel{stroke:var(--tunnel);stroke-width:4px}.map[data-scene=tunnel] .d-phone rect.box,.map[data-scene=tunnel] .dest-world circle.box,.map[data-scene=tunnel] .d-phone .ic,.map[data-scene=tunnel] .dest-world .ic{stroke:var(--tunnel)}.map[data-scene=tunnel] .pk-tunnel{opacity:1}.map[data-scene=direct] .l-laptop,.map[data-scene=direct] .out-direct{stroke:var(--direct);stroke-width:4px}.map[data-scene=direct] .d-laptop rect.box,.map[data-scene=direct] .dest-iran circle.box,.map[data-scene=direct] .d-laptop .ic,.map[data-scene=direct] .dest-iran .ic{stroke:var(--direct)}.map[data-scene=direct] .pk-direct{opacity:1}.map[data-scene=sleep] .l-tablet{stroke:var(--stop);stroke-dasharray:6 8}.map[data-scene=sleep] .d-tablet rect.box,.map[data-scene=sleep] .d-tablet .ic{stroke:var(--stop)}.map[data-scene=sleep] .cut{opacity:1}.map[data-scene=game] .l-console{stroke:var(--signal);stroke-width:5px}.map[data-scene=game] .d-console rect.box,.map[data-scene=game] .d-console .ic{stroke:var(--signal)}.map[data-scene=game] .crown,.map[data-scene=game] .pk-game{opacity:1}.map:not([data-scene=hero]) .pk-idle{opacity:0}@media (width<=900px){.story .wrap{flex-direction:column;gap:0;padding-block:32px 56px;display:flex}.story-text{display:contents}.hero{order:1;min-height:auto}.map,.scenes{background:var(--night-2);border:1px solid var(--night-line)}.map{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;border-bottom:0;border-radius:26px 26px 0 0;order:2;height:auto;margin:28px 0 0;padding:34px 6px 0;display:block;position:relative;top:auto;overflow:hidden}.map:before{content:"";pointer-events:none;opacity:0;background:radial-gradient(70% 55% at 50% 52%, var(--glow,transparent), transparent 72%);transition:opacity .6s;position:absolute;inset:0}.map:not([data-scene=hero]):before{opacity:1}.map[data-scene=tunnel]{--glow:#5b8cff33}.map[data-scene=direct]{--glow:#1db38633}.map[data-scene=sleep]{--glow:#f0564a2e}.map[data-scene=game]{--glow:#f5b4292e}.map svg{width:100%;height:auto;margin-inline:auto;display:block;position:relative}.map .map-wide{display:none}.map .map-tall{max-height:52svh;display:block}.map-tall text{font-size:17px}.map-tall .dest text,.map-tall .router text,.map-tall .ring-label{font-size:19px}.scenes{overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scrollbar-width:none;border-top:0;border-radius:0 0 26px 26px;order:3;display:flex;overflow-x:auto}.scenes::-webkit-scrollbar{display:none}.scene{scroll-snap-align:start;opacity:.25;flex:0 0 100%;justify-content:flex-start;max-width:none;min-height:0;padding:6px 20px 24px;transition:opacity .35s}.scene .tag{margin-bottom:4px}.scene h2{text-wrap:balance;font-size:21px;line-height:1.5}.scene p{margin-top:6px;font-size:15.5px;line-height:1.85}.segs{z-index:2;gap:2px;display:flex;position:absolute;inset:0 10px auto}.segs button{cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:0;flex:1;align-items:center;height:36px;padding:0 3px;display:flex}.segs .t{background:#e8eef533;border-radius:2px;width:100%;height:3px;transition:height .2s;display:block;overflow:hidden}.segs button:active .t{height:5px}.segs button:focus-visible{outline:2px solid var(--signal);outline-offset:-4px;border-radius:10px}.segs b{background:var(--on-night);transform-origin:100%;height:100%;display:block;transform:scaleX(0)}[dir=ltr] .segs b{transform-origin:0}.segs .done b{transform:scaleX(1)}.segs .on b{animation:seg var(--story-dur,7s) linear forwards}.map.held .segs .on b,.map.idle .segs .on b,.map.away .segs .on b{animation-play-state:paused}.story-tap{z-index:1;cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:0;width:50%;padding:0;position:absolute;top:0;bottom:0}.story-tap[data-back]{inset-inline-start:0}.story-tap[data-on]{inset-inline-end:0}.story-tap:focus-visible{outline:2px solid var(--signal);outline-offset:-6px;border-radius:22px}.story-hint{text-align:center;color:var(--on-night-soft);order:4;margin-top:12px;font-size:13.5px}}@keyframes seg{to{transform:scaleX(1)}}@media (prefers-reduced-motion:reduce){.segs .on b{transform:scaleX(1)}}@media (width>=901px){.segs,.story-tap,.story-hint{display:none}}@media (width<=900px) and (prefers-reduced-motion:no-preference){.scenes{scroll-behavior:smooth}}.sec{padding-block:clamp(64px,9vw,120px)}.sec-head{max-width:40em;margin-bottom:44px}.sec-head h2{letter-spacing:-.8px;font-size:clamp(28px,4vw,46px);font-weight:900}.sec-head p{color:var(--ink-soft);margin-top:14px;font-size:18px}.show{background:var(--night);color:var(--on-night);overflow:hidden}.show .sec-head p{color:var(--on-night-soft)}.stage{position:relative}.stage .desk{border-radius:var(--r-lg);border:1px solid var(--night-line);width:100%;height:auto;box-shadow:0 40px 80px -30px #000000b3}.stage .phone{inset-inline-start:-8px;border:6px solid #22303f;border-radius:30px;width:min(30%,250px);height:auto;position:absolute;bottom:-40px;box-shadow:0 30px 60px -20px #000c}@media (width<=700px){.stage .phone{border-width:4px;border-radius:20px;width:38%;bottom:-24px}}.show .notes{grid-template-columns:repeat(3,1fr);gap:28px;margin-top:88px;display:grid}.show .notes b{margin-bottom:6px;font-size:18px;display:block}.show .notes p{color:var(--on-night-soft);font-size:15.5px}@media (width<=800px){.show .notes{grid-template-columns:1fr;gap:18px;margin-top:60px}}@supports (animation-timeline:view()){@media (prefers-reduced-motion:no-preference){.stage .desk{animation:linear both rise;animation-timeline:view();animation-range:entry cover 40%}.stage .phone{animation:linear both lift;animation-timeline:view();animation-range:entry 10% cover 55%}}}@keyframes rise{0%{opacity:.3;transform:translateY(60px)scale(.94)}to{opacity:1;transform:none}}@keyframes lift{0%{transform:translateY(120px)rotate(-4deg)}to{transform:none}}.feats{grid-template-columns:repeat(2,1fr);gap:0 56px;display:grid}.feat{border-top:1px solid var(--line);grid-template-columns:44px 1fr;gap:16px;padding-block:22px;display:grid}.feat svg{width:28px;height:28px;stroke:var(--ink);fill:none;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;margin-top:6px}.feat h3{font-size:19px;font-weight:800}.feat p{color:var(--ink-soft);margin-top:4px;font-size:16px}@media (width<=760px){.feats{grid-template-columns:1fr}}.devs{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.devc{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);flex-direction:column;gap:6px;padding:24px;display:flex}.devc .kind{color:var(--ink-soft);font-size:14px}.devc h3{font-size:21px;font-weight:800}.devc .st{color:var(--direct);align-items:center;gap:8px;margin-top:auto;padding-top:14px;font-size:14.5px;font-weight:700;display:flex}.devc .st i{background:currentColor;border-radius:50%;width:9px;height:9px}.devc .cond{color:var(--ink-soft);font-size:15px}.devs-foot{color:var(--ink-soft);margin-top:22px;font-size:15.5px}.devs-foot a{color:var(--ink);font-weight:700}@media (width<=860px){.devs{grid-template-columns:1fr}}.steps{counter-reset:st;grid-template-columns:repeat(3,1fr);gap:36px;margin:0;padding:0;list-style:none;display:grid}.steps li{counter-increment:st}.steps li:before{content:counter(st, persian);color:var(--signal);margin-bottom:14px;font-size:64px;font-weight:900;line-height:1;display:block}.steps h3{font-size:20px;font-weight:800}.steps p{color:var(--ink-soft);margin-top:6px;font-size:16px}@media (width<=800px){.steps{grid-template-columns:1fr;gap:26px}}.promise{background:var(--paper);border-block:1px solid var(--line)}.promise .grid{grid-template-columns:repeat(3,1fr);gap:36px;display:grid}.promise h3{font-size:20px;font-weight:800}.promise p{color:var(--ink-soft);margin-top:6px;font-size:16px}@media (width<=800px){.promise .grid{grid-template-columns:1fr;gap:24px}}.resell{grid-template-columns:1.1fr .9fr;align-items:center;gap:56px;display:grid}.resell ul{margin:0;padding:0;list-style:none}.resell li{border-top:1px solid var(--line);padding:16px 0}.resell li b{font-size:18px;display:block}.resell li span{color:var(--ink-soft);font-size:15.5px}@media (width<=860px){.resell{grid-template-columns:1fr;gap:24px}}#system{background:var(--night);color:var(--on-night);position:relative;overflow:clip}#system:before{content:"";pointer-events:none;background:radial-gradient(520px 320px at 85% 0,#5b8cff1f,#0000 70%),radial-gradient(480px 300px at 10% 100%,#1db38617,#0000 70%);position:absolute;inset:0}#system .wrap{position:relative}#system .sec-head p,#system .devs-foot{color:var(--on-night-soft)}#system .devs-foot a{color:var(--on-night)}#system .how li{background:var(--night-2);border-color:var(--night-line)}#system .how svg{stroke:var(--signal)}#system .how p{color:var(--on-night-soft)}#system .how li:not(:last-child):before{background:var(--night);border-color:var(--night-line)}#system .how li:not(:last-child):after{border-color:var(--on-night)}.flow3{counter-reset:f3;grid-template-columns:repeat(4,1fr);gap:0 20px;margin:0;padding:0;list-style:none;display:grid}.flow3 li{counter-increment:f3;flex-direction:column;min-width:0;display:flex}.f3-head{align-items:center;gap:12px;margin-bottom:16px;display:flex}.f3-n{background:var(--signal);width:44px;height:44px;color:var(--signal-ink);border-radius:50%;flex:none;place-items:center;font-size:20px;font-weight:900;display:grid}.f3-n:before{content:counter(f3, persian)}.flow3-en .f3-n:before,[dir=ltr] .f3-n:before{content:counter(f3)}.flow3 li:not(:last-child) .f3-head:after{content:"";border-top:2px dashed var(--line);flex:1;height:0;margin-inline-end:-20px}.f3-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--paper);flex-direction:column;flex:1;display:flex;overflow:hidden}.f3-art{background:var(--mist);border-bottom:1px solid var(--line);place-items:center;height:190px;padding:20px;display:grid}.f3-text{padding:22px 24px 26px}.f3-text h3{font-size:21px;font-weight:800;line-height:1.5}.f3-text p{color:var(--ink-soft);margin-top:6px;font-size:16.5px}.win{border:1px solid var(--line);background:var(--paper);direction:ltr;border-radius:12px;width:min(100%,250px);overflow:hidden;box-shadow:0 16px 30px -22px #0c162280}.win-bar{background:color-mix(in srgb, var(--ink) 6%, var(--paper));border-bottom:1px solid var(--line);gap:5px;padding:9px 11px;display:flex}.win-bar i{background:var(--line);border-radius:50%;width:8px;height:8px}.win-body{flex-direction:column;align-items:center;gap:14px;padding:18px 16px 20px;display:flex}.win svg{fill:none;width:22px;height:22px;stroke:var(--ink);stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round}.file{background:var(--signal);color:var(--signal-ink);border-radius:10px;align-items:center;gap:10px;padding:9px 14px;font-size:15px;font-weight:900;display:flex}.file svg{stroke:var(--signal-ink)}.oses{flex-wrap:wrap;justify-content:center;gap:6px;display:flex}.oses span{border:1px solid var(--line);color:var(--ink-soft);border-radius:999px;padding:3px 10px;font-size:12.5px}.busy{background:var(--mist);border-radius:4px;width:100%;height:8px;position:relative;overflow:hidden}.busy span{background:var(--tunnel);border-radius:4px;width:40%;animation:1.8s ease-in-out infinite alternate busy;position:absolute;inset-block:0}@keyframes busy{0%{left:0}to{left:60%}}.devs3{justify-content:center;align-items:center;gap:10px;width:100%;display:flex}.devs3 b{border-top:2px dashed var(--direct);width:56px;height:0}.code{letter-spacing:1px;text-align:center;border:1.5px solid var(--ink);width:100%;color:var(--ink-soft);border-radius:9px;padding:12px 10px;font:700 13px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.go{background:var(--signal);color:var(--signal-ink);direction:rtl;border-radius:999px;padding:8px 18px;font-size:13.5px;font-weight:800}@media (prefers-reduced-motion:reduce){.busy span{animation:none;left:30%}}.okay{background:color-mix(in srgb, var(--direct) 14%, var(--paper));color:var(--direct);direction:rtl;border-radius:999px;align-items:center;gap:8px;padding:8px 14px;font-size:13.5px;font-weight:800;display:flex}[dir=ltr] .okay{direction:ltr}.okay svg{stroke:var(--direct);width:20px;height:20px}.rows{gap:8px;width:100%;display:grid}.rows span{justify-content:space-between;align-items:center;gap:10px;display:flex}.rows b{background:var(--mist);border-radius:4px;flex:1;max-width:120px;height:7px}.rows i{background:var(--direct);border-radius:999px;flex:none;width:26px;height:15px;position:relative}.rows i:after{content:"";background:var(--paper);border-radius:50%;width:11px;height:11px;position:absolute;top:2px;right:2px}.rows i.off{background:var(--line)}.rows i.off:after{left:2px;right:auto}@media (width>=901px) and (width<=1100px){.flow3{grid-template-columns:repeat(2,1fr);gap:28px 20px}.flow3 li:nth-child(2n) .f3-head:after{display:none}}@media (width<=900px){.flow3{grid-template-columns:1fr;gap:28px}.flow3 li:not(:last-child) .f3-head:after{display:none}.f3-art{height:170px}}.how{counter-reset:none;grid-template-columns:repeat(3,1fr);gap:20px;margin:0;padding:0;list-style:none;display:grid}.how li{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);flex-direction:column;gap:8px;padding:28px 26px 30px;display:flex;position:relative}.how svg{fill:none;width:54px;height:54px;stroke:var(--ink);stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;margin-bottom:10px}.how h3{font-size:21px;font-weight:800;line-height:1.5}.how p{color:var(--ink-soft);font-size:16.5px}.how li:not(:last-child):before{content:"";z-index:1;top:50%;background:var(--paper);border:1px solid var(--line);border-radius:50%;width:34px;height:34px;margin-top:-17px;position:absolute;inset-inline-end:-27px}.how li:not(:last-child):after{content:"";z-index:2;top:50%;border-left:2.5px solid var(--ink);border-bottom:2.5px solid var(--ink);width:9px;height:9px;margin-top:-4.5px;position:absolute;inset-inline-end:-16px;transform:rotate(45deg)translate(-1px,1px)}[dir=ltr] .how li:not(:last-child):after{border-bottom:0;border-left:0;border-right:2.5px solid var(--ink);border-top:2.5px solid var(--ink);transform:rotate(45deg)translate(1px,-1px)}@media (width<=900px){.how{grid-template-columns:1fr}.how li:not(:last-child):before,.how li:not(:last-child):after{display:none}}.faq-wrap{grid-template-columns:minmax(0,340px) minmax(0,1fr);align-items:start;gap:clamp(36px,6vw,88px);display:grid}.faq-side{position:sticky;top:96px}.faq-side h2{letter-spacing:-.6px;font-size:clamp(28px,3.4vw,42px);font-weight:900;line-height:1.35}.faq-side>p{color:var(--ink-soft);margin-top:14px;font-size:17px}.faq-ask{border-radius:var(--r-lg);background:var(--night);color:var(--on-night);flex-direction:column;gap:8px;margin-top:30px;padding:22px;display:flex}.faq-ask b{font-size:18px;font-weight:800}.faq-ask span{color:var(--on-night-soft);font-size:15.5px}.faq-ask .btn{align-self:flex-start;margin-top:10px}.faq-ask .btn-line{color:var(--on-night);border-color:var(--night-line)}.faq-ask a:not(.btn){color:var(--on-night);font-size:15px;font-weight:700}.faq{flex-direction:column;gap:12px;display:flex}.faq details{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);transition:background-color .3s,border-color .3s,box-shadow .3s}.faq details:hover{border-color:var(--ink-soft)}.promise .faq details:not([open]){background:var(--mist)}.faq details[open]{background:var(--paper);border-color:var(--ink);box-shadow:0 18px 40px -26px #0c16228c}.faq summary{cursor:pointer;border-radius:var(--r-lg);justify-content:space-between;align-items:center;gap:20px;padding:22px 26px;font-size:18.5px;font-weight:800;line-height:1.7;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:focus-visible{outline:3px solid var(--signal);outline-offset:2px}.faq summary:after{content:"";border:1.5px solid var(--line);width:36px;height:36px;transition:transform .45s var(--ease-spring), background-color .3s, border-color .3s;background:linear-gradient(currentColor,currentColor) 50%/14px 2px no-repeat,linear-gradient(currentColor,currentColor) 50%/2px 14px no-repeat;border-radius:50%;flex:none}.faq details[open] summary:after{background:linear-gradient(var(--ink), var(--ink)) center / 14px 2px no-repeat, linear-gradient(var(--ink), var(--ink)) center / 0 14px no-repeat;background-color:var(--signal);border-color:var(--signal);transform:rotate(180deg)}.faq details p{color:var(--ink-soft);max-width:46em;margin:0;padding:0 26px 26px;font-size:17px}@supports (interpolate-size:allow-keywords){.faq{interpolate-size:allow-keywords}.faq details::details-content{block-size:0;transition:block-size .4s ease, content-visibility .4s allow-discrete;overflow:clip}.faq details[open]::details-content{block-size:auto}}@media (width<=900px){.faq-wrap{grid-template-columns:1fr;gap:28px}.faq-side{display:contents}.faq-wrap{gap:0}.faq-side>p{margin:14px 0 28px}.faq-ask{order:2;margin-top:28px}.faq summary{padding:18px;font-size:17px}.faq details p{padding:0 18px 20px;font-size:16px}}#contact{background:var(--night);color:var(--on-night);position:relative;overflow:clip}#contact:before{content:"";pointer-events:none;background:radial-gradient(560px 380px at 88% 12%,#f5b4291a,#0000 70%),radial-gradient(520px 380px at 8% 90%,#5b8cff1a,#0000 70%);position:absolute;inset:0}.cf-wrap{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:start;gap:clamp(32px,5vw,72px);display:grid;position:relative}.cf-side h2{letter-spacing:-.8px;font-size:clamp(30px,4vw,46px);font-weight:900;line-height:1.3}.cf-intro{color:var(--on-night-soft);margin-top:14px;font-size:18px}.cf-facts{gap:4px;margin:34px 0 0;padding:0;list-style:none;display:grid}.cf-facts li{border-top:1px solid var(--night-line);color:var(--on-night-soft);grid-template-columns:44px 1fr;align-items:start;gap:14px;padding-block:14px;font-size:15.5px;display:grid}.cf-facts svg{background:var(--night-2);border:1px solid var(--night-line);fill:none;width:44px;height:44px;stroke:var(--signal);stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round;border-radius:14px;padding:11px}.cf-facts b{color:var(--on-night);font-size:16.5px;font-weight:800;display:block}.cf-owner{border-top:1px solid var(--night-line);color:var(--on-night-soft);margin-top:18px;padding-top:18px;font-size:15.5px}.cf-owner a{color:var(--on-night);font-weight:700}.cf-card{background:var(--night-2);border:1px solid var(--night-line);border-radius:26px;padding:clamp(22px,3.2vw,38px);box-shadow:0 40px 80px -48px #000c}@media (width<=900px){.cf-wrap{grid-template-columns:1fr;gap:0}.cf-side{display:contents}.cf-card{order:1;margin-top:26px}.cf-facts{order:2;margin-top:34px}.cf-owner{order:3}}.cf-hp{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.cf-progress{counter-reset:cf;gap:10px;margin:0 0 28px;padding:0;list-style:none;display:flex}.cf-progress li{counter-increment:cf;color:var(--on-night-soft);flex:1;align-items:center;gap:10px;padding-top:0;font-size:14px;transition:color .3s;display:flex}.cf-progress li:before{content:counter(cf, persian);border:1.5px solid var(--night-line);border-radius:50%;flex:none;place-items:center;width:28px;height:28px;font-size:13.5px;font-weight:800;transition:background-color .3s,border-color .3s,color .3s;display:grid}.cf-progress li:after{content:"";background:var(--night-line);border-radius:1px;flex:1;height:2px;transition:background-color .3s}.cf-progress li:last-child:after{display:none}.cf-progress li{cursor:pointer}.cf-progress li button{all:unset;cursor:pointer;border-radius:8px}.cf-progress li button:focus-visible{outline:2px solid var(--signal);outline-offset:4px}.cf-progress li:hover{color:var(--on-night)}.cf-progress li:hover:before{border-color:var(--on-night-soft)}.cf-progress li.on{color:var(--on-night);font-weight:700}.cf-progress li.on:before{background:var(--signal);border-color:var(--signal);color:var(--signal-ink)}.cf-progress li.on:after{background:var(--signal)}[dir=ltr] .cf-progress li:before{content:counter(cf)}.cf-step{border:0;min-width:0;margin:0 0 8px;padding:0}.cf-step legend{margin-bottom:16px;padding:0;font-size:21px;font-weight:800}.cf-topics{grid-template-columns:1fr 1fr;gap:12px;display:grid}@media (width<=520px){.cf-topics{grid-template-columns:1fr;gap:10px}}.cf-topic{cursor:pointer;position:relative}.cf-topic input{opacity:0;cursor:pointer;position:absolute;inset:0}.cf-topic span{padding:18px;border:1.5px solid var(--night-line);background:var(--night);height:100%;transition:border-color .2s, background-color .2s, transform .45s var(--ease-spring);border-radius:18px;padding-inline-end:44px;display:block;position:relative}.cf-topic:hover span{border-color:#3a5270}.cf-topic:active span{transform:scale(.97)}.cf-topic svg{fill:none;width:28px;height:28px;stroke:var(--on-night-soft);stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;margin-bottom:10px;transition:stroke .2s;display:block}.cf-topic b{font-size:17px;font-weight:800;display:block}.cf-topic small{color:var(--on-night-soft);margin-top:2px;font-size:14px;line-height:1.8;display:block}.cf-topic span:after{content:"";top:16px;border:1.5px solid var(--night-line);border-radius:50%;width:22px;height:22px;transition:background-color .2s,border-color .2s;position:absolute;inset-inline-end:16px}.cf-topic input:checked+span{border-color:var(--signal);background:color-mix(in srgb, var(--signal) 9%, var(--night))}.cf-topic input:checked+span svg{stroke:var(--signal)}.cf-topic input:checked+span:after{background:var(--signal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23231A02' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center / 14px no-repeat;border-color:var(--signal)}.cf-topic input:focus-visible+span{outline:3px solid var(--signal);outline-offset:2px}@media (width<=520px){.cf-topic span{grid-template-columns:28px 1fr;align-items:center;column-gap:14px;padding:14px 16px;padding-inline-end:46px;display:grid}.cf-topic svg{grid-row:1/span 2;margin:0}.cf-topic span:after{margin-top:-11px;top:50%}}.cf-field{margin-bottom:16px;font-size:15px;font-weight:700;display:block}.cf-field input,.cf-field textarea{border:1.5px solid var(--night-line);background:var(--night);width:100%;color:var(--on-night);font:inherit;border-radius:14px;margin-top:8px;padding:13px 15px;font-weight:400;display:block}.cf-field input:focus,.cf-field textarea:focus,.cf-field select:focus{border-color:var(--signal);outline:none;box-shadow:0 0 0 4px #f5b42929}.cf-field input[type=file]{padding:10px 12px}.cf-field input[type=file]::file-selector-button{background:var(--night-line);color:var(--on-night);font:inherit;cursor:pointer;border:0;border-radius:99px;margin-inline-end:12px;padding:7px 14px;font-size:13.5px;font-weight:700}.cf-field select{border:1.5px solid var(--night-line);background:var(--night);width:100%;color:var(--on-night);font:inherit;border-radius:14px;margin-top:8px;padding:13px 15px;font-weight:400;display:block}.cf-chosen{margin:0 0 14px;font-size:15px}.cf-chosen b{color:var(--signal)}.cf-change{border:1px solid var(--night-line);color:inherit;font:inherit;cursor:pointer;background:0 0;border-radius:99px;margin-inline-start:8px;padding:2px 12px;font-size:13px}.cf-hint{border:1.5px solid var(--signal);border-radius:12px;margin:0 0 16px;padding:12px 14px;font-size:14px;line-height:1.9}.cf-hint p{margin:4px 0 0;font-weight:400}.cf-note{opacity:.85;margin:0 0 14px;font-size:14px}.cf-hint a{color:var(--on-night);font-weight:700}.cf-field[hidden]{display:none}.cf-field small{opacity:.8;margin-top:4px;font-size:13px;font-weight:400;display:block}.cf-nav{border-top:1px solid var(--night-line);justify-content:flex-end;gap:10px;margin-top:18px;padding-top:20px;display:flex}.cf-nav [hidden]{display:none!important}.cf-nav .btn-line{color:var(--on-night)}.cf-err{color:#ff8a80;margin:6px 0 0;font-size:14.5px}.cf-done{flex-direction:column;align-items:flex-start;gap:2px;padding:8px 0;display:flex}.cf-done svg{fill:none;width:52px;height:52px;stroke:var(--direct);stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;margin-bottom:12px}.cf-done b{color:var(--direct);font-size:24px}.cf-done p{color:var(--on-night-soft);margin-top:6px}.js .cf-form .cf-step{display:none}.js .cf-form .cf-step.on{animation:cfIn .45s var(--ease-spring);display:block}@keyframes cfIn{0%{opacity:0;transform:translate(-24px)}to{opacity:1;transform:none}}.foot{background:var(--night);color:var(--on-night-soft);border-top:1px solid var(--night-line);padding-block:28px;font-size:14.5px}.foot .wrap{flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;display:flex}.foot nav{flex-wrap:wrap;gap:18px;display:flex}.foot a{text-decoration:none}.foot a:hover{color:var(--on-night)}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}.lite .map .pk-idle{display:none}.page-head{padding-top:clamp(36px,6vw,72px)}.page-head h1{letter-spacing:-1px;font-size:clamp(32px,5vw,56px);font-weight:900}.crumbs{color:var(--ink-soft);flex-wrap:wrap;gap:8px;margin-bottom:20px;font-size:14.5px;display:flex}.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--ink)}.crumbs>*+:before{content:"‹";opacity:.6;margin-inline-end:8px}a.devc{color:inherit;transition:transform .5s var(--ease-spring), border-color .2s;text-decoration:none}a.devc:hover{border-color:var(--ink-soft)}a.devc:active{transform:scale(.98)}.st-beta{color:var(--signal)!important}.st-coming{color:var(--ink-soft)!important}.dev-hero{grid-template-columns:1.1fr .9fr;align-items:center;gap:48px;display:grid}.dev-hero .kind{color:var(--ink-soft);font-size:15px}.dev-hero .st{color:var(--direct);align-items:center;gap:8px;margin-top:10px;font-weight:700;display:flex}.dev-hero .st i{background:currentColor;border-radius:50%;width:10px;height:10px}.dev-hero .lead{color:var(--ink-soft);max-width:36em;margin-top:16px;font-size:18.5px}.dev-hero .btns{flex-wrap:wrap;gap:12px;margin-top:26px;display:flex}.dev-photo{border-radius:var(--r-lg);background:var(--paper);width:100%;height:auto}@media (width<=860px){.dev-hero{grid-template-columns:1fr;gap:24px}}.dev-block{max-width:820px;margin-top:64px}.dev-block:last-child{max-width:none}.dev-block h2{margin-bottom:16px;font-size:clamp(24px,3vw,32px);font-weight:900}.reqs{margin:0;padding:0;list-style:none}.reqs li{border-top:1px solid var(--line);padding:14px 32px 14px 0;position:relative}.reqs li:before{content:"";inset-inline-start:4px;border-inline-start:2.5px solid var(--direct);border-bottom:2.5px solid var(--direct);width:12px;height:7px;position:absolute;top:25px;transform:rotate(-45deg)}.istep-sub{color:var(--ink-soft);margin-bottom:18px}.dl-code{gap:8px;max-width:26rem;display:grid}.dl-code label{font-weight:600}.dl-code input{border:1.5px solid var(--line);width:100%;color:var(--ink);font:inherit;letter-spacing:.06em;text-align:start;background:0 0;border-radius:12px;padding:12px 14px}.dl-code input:focus{border-color:var(--signal);outline:none}.dl-code-err{color:#c0392b;margin:0}.dl-code .btn{justify-self:start}.isteps{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.istep{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);align-items:flex-start;gap:16px;padding:20px;display:flex}.isteps.one .istep{min-height:140px;animation:istep-in .35s var(--ease-spring)}.istep p{margin:4px 0 0;font-size:17.5px}.istep-n{background:var(--signal);width:40px;height:40px;color:var(--signal-ink);border-radius:50%;flex:none;place-items:center;font-size:18px;font-weight:900;display:grid}.istep-nav{justify-content:space-between;align-items:center;gap:12px;margin-top:14px;display:flex}.istep-nav span{color:var(--ink-soft);font-size:15px}.istep-nav button[disabled]{opacity:.4}@keyframes istep-in{0%{opacity:0;transform:translate(-16px)}}@media (prefers-reduced-motion:reduce){.isteps.one .istep{animation:none}}.rels{margin:0;padding:0;list-style:none}.rels li{border-top:1px solid var(--line);padding:16px 0}.rels b{font-size:18px}.rels time{color:var(--ink-soft);margin-inline-start:12px;font-size:14.5px}.rels p{color:var(--ink-soft);margin-top:4px}.prose p+p{margin-top:16px}.prose p{font-size:17.5px}.chips{flex-wrap:wrap;gap:8px;margin-bottom:32px;display:flex}.chips a{border:1.5px solid var(--line);border-radius:999px;padding:6px 16px;font-size:15px;text-decoration:none}.chips a.on{background:var(--ink);color:var(--mist);border-color:var(--ink)}.posts{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}@media (width<=960px){.posts{grid-template-columns:repeat(2,1fr)}}@media (width<=620px){.posts{grid-template-columns:1fr}}.postc{color:inherit;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);transition:transform .5s var(--ease-spring), border-color .2s;flex-direction:column;text-decoration:none;display:flex;overflow:hidden}.postc:hover{border-color:var(--ink-soft)}.postc:active{transform:scale(.98)}.postc img{aspect-ratio:1200/630;object-fit:cover;width:100%;height:auto}.postc>div{flex-direction:column;flex:1;gap:6px;padding:20px 22px 22px;display:flex}.postc .kind{color:var(--ink-soft);font-size:14px}.postc h3{font-size:20px;font-weight:800;line-height:1.5}.postc p{color:var(--ink-soft);font-size:15.5px}.postc .meta{color:var(--ink-soft);margin-top:auto;padding-top:8px;font-size:14px}.pager{justify-content:space-between;gap:12px;margin-top:36px;display:flex}.empty{color:var(--ink-soft)}.empty a{color:var(--ink);font-weight:700}.post-head{max-width:820px}.post-head .lead{color:var(--ink-soft);margin-top:16px;font-size:20px}.post-head .meta{color:var(--ink-soft);margin-top:14px;font-size:15px}.post-cover{aspect-ratio:1200/630;object-fit:cover;border-radius:var(--r-lg);width:100%;height:auto;margin-top:36px}.post-grid{grid-template-columns:minmax(0,720px) 240px;justify-content:start;gap:64px;margin-top:44px;display:grid}.post-grid:not(:has(.toc)){grid-template-columns:minmax(0,720px)}.toc{order:2;align-self:start;font-size:15px;position:sticky;top:90px}.toc b{margin-bottom:10px;display:block}.toc ol{color:var(--ink-soft);margin:0;padding-inline-start:18px}.toc li{margin-bottom:8px;line-height:1.7}.toc a{text-decoration:none}.toc a:hover{color:var(--ink)}@media (width<=960px){.post-grid{grid-template-columns:minmax(0,1fr);gap:28px}.toc{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);order:0;padding:18px 20px;position:static}}.post-body{font-size:18px;line-height:2.05}.post-body>*+*{margin-top:18px}.post-body h2{margin-top:48px;scroll-margin-top:90px;font-size:clamp(24px,3vw,30px);font-weight:900}.post-body h3{margin-top:32px;font-size:21px;font-weight:800}.post-body a{color:var(--tunnel);text-underline-offset:4px}.post-body ul,.post-body ol{padding-inline-start:24px}.post-body ol,.toc ol{list-style:persian}.post-body li+li{margin-top:6px}.post-body blockquote{border-inline-start:4px solid var(--signal);color:var(--ink-soft);margin-inline:0;padding:4px 20px}.post-body img{border-radius:var(--r-md);height:auto}.post-body table{border-collapse:collapse;width:100%;font-size:16px;display:block;overflow-x:auto}.post-body th,.post-body td{border:1px solid var(--line);text-align:start;padding:10px 12px}.post-body th{background:var(--paper)}.post-body code{background:var(--paper);direction:ltr;unicode-bidi:isolate;border-radius:6px;padding:2px 6px;font-size:.9em}.post-device{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);flex-wrap:wrap;align-items:center;gap:12px 18px;max-width:720px;margin-top:48px;padding:20px 24px;display:flex}.post-device .kind{color:var(--ink-soft);font-size:14.5px}.post-device b{margin-inline-end:auto;font-size:18px}[dir=ltr] body{line-height:1.65}[dir=ltr] .hero h1{letter-spacing:-1px;line-height:1.05}[dir=ltr] h2,[dir=ltr] .sec-head h2{letter-spacing:-.5px}.steps-en li:before{content:counter(st)}[dir=ltr] .crumbs>*+:before{content:"›"}.announce{text-align:center;padding:8px 16px;font-size:14.5px;font-weight:700}.announce a{text-decoration:none}.announce a:hover{text-decoration:underline}.announce-signal{background:var(--signal);color:var(--signal-ink)}.announce-direct{background:var(--direct);color:#04241a}.announce-tunnel{background:var(--tunnel);color:#fff}.block-h2{letter-spacing:-.8px;font-size:clamp(28px,4vw,46px);font-weight:900}.block-lead{color:var(--ink-soft);margin-top:14px;font-size:18px}.block-hero.is-dark{background:var(--night);color:var(--on-night)}.block-hero.is-dark .lead{color:var(--on-night-soft)}.block-hero h1{letter-spacing:-1px;font-size:clamp(34px,5.4vw,64px);font-weight:900;line-height:1.2}.block-hero .lead{color:var(--ink-soft);max-width:36em;margin-top:16px;font-size:clamp(17px,2vw,20px)}.block-hero-grid.has-image{grid-template-columns:1.1fr .9fr;align-items:center;gap:40px;display:grid}.block-hero-grid img{border-radius:var(--r-lg);width:100%;height:auto}@media (width<=860px){.block-hero-grid.has-image{grid-template-columns:1fr}}.block-image img{border-radius:var(--r-lg);width:100%;max-width:820px;height:auto;margin-inline:auto}.block-image.is-wide img{max-width:none}.block-image figcaption{text-align:center;color:var(--ink-soft);margin-top:10px;font-size:15px}.block-image{margin:0;padding-block:24px}.btns{flex-wrap:wrap;gap:12px;display:flex}
