@font-face{font-family:Vaz;src:url(Vazirmatn.ttf);font-display:swap}
:root{--bg:#02050c;--bg2:#061226;--card:rgba(0,120,255,.08);--line:rgba(47,211,255,.28);--tx:#eaf6ff;--mut:#9db8cf;--ac:#2fd3ff;--ac2:#0a74ff;--ok:#00ffa6}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
html[data-l=en] .fa,html[data-l=fa] .en{display:none!important}
body{background:var(--bg);color:var(--tx);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;min-height:100vh;overflow-x:hidden}
html[data-l=fa] body{font-family:Vaz,system-ui,sans-serif}
a{color:var(--ac);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}.narrow{max-width:860px}
.bgfx{position:fixed;inset:0;z-index:-1;background:radial-gradient(900px 600px at 85% 0%,rgba(0,150,255,.22),transparent 60%),radial-gradient(800px 600px at 0% 100%,rgba(0,255,220,.1),transparent 60%),linear-gradient(135deg,var(--bg),var(--bg2))}
header{position:sticky;top:0;z-index:20;background:rgba(2,5,12,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:14px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--tx);font-weight:800;font-size:20px;letter-spacing:.02em}.brand img{height:34px}.brand:hover{text-decoration:none}
nav{display:flex;gap:4px;margin-inline-start:18px;flex:1}
nav a{color:var(--mut);padding:8px 12px;border-radius:10px;font-size:15px}nav a:hover,nav a.on{color:var(--tx);background:var(--card);text-decoration:none}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:14px;border:1px solid var(--line);background:var(--card);color:var(--tx);font-weight:600;cursor:pointer;font-size:16px;font-family:inherit}
.btn:hover{text-decoration:none;border-color:var(--ac);box-shadow:0 0 24px rgba(0,170,255,.35)}
.btn.main{background:linear-gradient(135deg,var(--ac2),#00a8ff);border-color:transparent;box-shadow:0 0 30px rgba(0,150,255,.4)}
.btn.sm{padding:8px 16px;font-size:14px}.btn.lg{padding:16px 30px;font-size:19px}.btn small{opacity:.8;font-weight:400}
.lang{border:1px solid var(--line);background:var(--card);color:var(--tx);border-radius:10px;padding:7px 12px;cursor:pointer;font-size:14px}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}.burger i{display:block;width:24px;height:2px;background:var(--tx);margin:5px 0}
section{padding:72px 0}section.alt{background:rgba(0,90,200,.06);border-block:1px solid rgba(47,211,255,.1)}
h1{font-size:clamp(36px,6vw,68px);line-height:1.12;font-weight:800;text-shadow:0 0 40px rgba(0,170,255,.45)}
h2{font-size:clamp(26px,3.6vw,38px);margin-bottom:10px;line-height:1.25}h3{font-size:20px;margin-bottom:6px}
.lead,.sub{color:var(--mut);font-size:19px;max-width:760px}.mut{color:var(--mut)}
.hero{padding:70px 0 50px}.hgrid{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center}
.badge{display:inline-block;border:1px solid var(--ac);color:var(--ac);border-radius:99px;padding:4px 14px;font-size:14px;margin-bottom:16px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.cta.c{justify-content:center}
.meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--mut);font-size:14px}.meta b{color:var(--tx);margin-inline-end:4px}
.heroimg .shot,.gal img{border-radius:14px;border:1px solid var(--line);box-shadow:0 0 60px rgba(0,150,255,.3);width:100%;display:block}
.strip{padding:26px 0;border-block:1px solid var(--line);background:rgba(0,80,180,.07)}.stats{display:flex;justify-content:space-around;gap:16px;flex-wrap:wrap;text-align:center}.stats b{display:block;font-size:22px;color:var(--ac)}.stats span{color:var(--mut);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:30px}.grid.two{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.card{display:block;border:1px solid var(--line);border-radius:18px;padding:24px;background:var(--card);color:var(--tx);transition:.2s}a.card:hover{text-decoration:none;transform:translateY(-3px);box-shadow:0 0 30px rgba(0,150,255,.3)}
.card .ic{font-size:34px;margin-bottom:8px}.card p{color:var(--mut);font-size:16px}
.more{margin-top:30px;text-align:center}
.gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:30px}.gal figure img{cursor:zoom-in}.gal figcaption{text-align:center;color:var(--mut);font-size:14px;margin-top:8px}
.dl{border:1px solid var(--line);border-radius:26px;padding:48px 24px;text-align:center;background:linear-gradient(135deg,rgba(0,100,255,.18),rgba(0,255,200,.06));box-shadow:0 0 70px rgba(0,150,255,.25)}.dl .lead{margin-inline:auto}
.about{padding:40px 0 70px}.about h2{font-size:22px;margin:18px 0 8px}.about p{font-size:15px}
.phead{padding:60px 0 30px;border-bottom:1px solid var(--line)}.phead h1{font-size:clamp(32px,5vw,54px)}
.tl{display:flex;align-items:center;gap:14px;margin:34px 0 10px}.pill{background:var(--ac2);border-radius:99px;padding:4px 16px;font-weight:700}.pill.dim{background:#333}
.doc ul,.narrow ul{padding-inline-start:22px}.doc li{margin:8px 0}
.box{border:1px solid var(--line);border-radius:18px;padding:22px 26px;background:var(--card);margin:24px 0}.box h3{margin-bottom:8px}
.narrow h2{margin-top:36px}.narrow h3{margin-top:22px}
.dlbox{border:1px solid var(--line);border-radius:22px;padding:30px;background:linear-gradient(135deg,rgba(0,100,255,.16),rgba(0,255,200,.05));margin-bottom:30px}
.dlh{display:flex;gap:18px;align-items:center}.dlh img{height:70px}.dlh h2{margin:0}.dlh small{font-size:16px;color:var(--mut)}
.kv{margin-top:18px}.kv div{display:grid;grid-template-columns:130px 1fr;gap:10px;padding:10px 0;border-top:1px solid rgba(47,211,255,.15)}.kv dt{color:var(--mut)}.kv dd{margin:0;word-break:break-all}
code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px;color:#bfe8ff}.hash{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.copy{border:1px solid var(--line);background:var(--card);color:var(--tx);border-radius:8px;padding:4px 12px;cursor:pointer;font-size:13px}
pre{background:#030a16;border:1px solid var(--line);border-radius:12px;padding:14px;overflow-x:auto;font-size:14px;color:#bfe8ff;white-space:pre-wrap;word-break:break-all}
.req{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin:18px 0}.req div{border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center;background:var(--card)}.req b{display:block;font-size:26px;color:var(--ac)}.req span{color:var(--mut);font-size:14px}
.steps{counter-reset:s;display:grid;gap:14px;margin:18px 0}.step{display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line);border-radius:16px;padding:18px 20px;background:var(--card)}.step:before{counter-increment:s;content:counter(s);flex:0 0 38px;height:38px;border-radius:50%;background:var(--ac2);display:flex;align-items:center;justify-content:center;font-weight:800}.step p{color:var(--mut);font-size:16px}
details{border:1px solid var(--line);border-radius:14px;padding:16px 20px;background:var(--card);margin:12px 0}summary{cursor:pointer;font-weight:700;font-size:18px}details p{margin-top:10px;color:var(--mut)}
.by{display:flex;flex-direction:column;gap:6px;align-items:flex-start}.by img{height:60px}.by.big{flex-direction:row;align-items:center;gap:16px;margin-bottom:12px}.by.big img{height:80px}.by.big div{display:flex;flex-direction:column}
footer{border-top:1px solid var(--line);padding:46px 0 30px;background:rgba(0,0,0,.35)}.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}.fgrid h4{margin-bottom:10px}.fgrid a{display:block;color:var(--mut);padding:3px 0;font-size:15px}.note{color:var(--mut);font-size:13px;margin-top:18px}
.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}
#lb{position:fixed;inset:0;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;z-index:50;cursor:zoom-out;padding:20px}#lb.on{display:flex}#lb img{max-height:92vh;border-radius:10px}
.rv{opacity:0;transform:translateY(18px);transition:.6s}.rv.in{opacity:1;transform:none}
@media(max-width:860px){.hgrid{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr 1fr}nav{position:fixed;inset:64px 0 auto 0;background:rgba(2,5,12,.97);flex-direction:column;padding:14px;margin:0;display:none;border-bottom:1px solid var(--line)}nav.open{display:flex}.burger{display:block;margin-inline-start:auto}.dlb{display:none}.kv div{grid-template-columns:1fr}section{padding:48px 0}}