:root{
  --bg:#F6FAFE;--bg2:#EAF3FB;--card:#FFFFFF;
  --ink:#0C2B45;--muted:#54708A;--line:#D8E6F3;
  --accent:#0B7BC2;--accent-d:#08619B;--yellow:#F7B500;
  --dark:#0A2440;--r:16px;--shadow:0 18px 40px -22px rgba(12,43,69,.28);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Vazirmatn",Tahoma,sans-serif;background:var(--bg);color:var(--ink);line-height:1.9;font-size:16px;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;background:none;border:0;color:inherit}
.container{max-width:1200px;margin-inline:auto;padding-inline:clamp(16px,4vw,24px);width:100%}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;direction:ltr;letter-spacing:.12em}
.skip-link{position:absolute;inset-inline-start:16px;top:-48px;z-index:2000;padding:10px 16px;background:var(--accent);color:#fff;font-weight:700;border-radius:10px}
.skip-link:focus{top:16px;outline:3px solid var(--yellow)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.site-header{position:fixed;inset-inline:0;top:0;z-index:1000;background:rgba(246,250,254,.94);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.site-header.is-scrolled{border-color:var(--line);box-shadow:0 6px 24px -16px rgba(12,43,69,.2)}
.site-header__bar{display:flex;align-items:center;justify-content:space-between;gap:12px;height:72px}
.site-header__brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;flex-shrink:0}
.site-header__brand b{color:var(--accent)}
.logo-mark{width:36px;height:36px;border-radius:10px;background:var(--accent);display:grid;place-items:center;flex-shrink:0}
.site-header__nav{position:absolute;inset-inline:clamp(7.5rem,22vw,13.5rem);top:0;bottom:0;display:flex;align-items:center;justify-content:center;pointer-events:none;z-index:1}
.site-header__list{display:flex;align-items:center;justify-content:center;flex-wrap:nowrap;gap:2px;margin:0;padding:0;pointer-events:auto;max-width:min(100%,52rem);padding-inline:8px}
.site-header__list a{display:block;padding:10px 12px;border-radius:999px;font-weight:600;font-size:.875rem;color:var(--muted);white-space:nowrap;transition:color .2s,background .2s}
.site-header__list a:hover,.site-header__list a.is-active{color:var(--accent);background:rgba(11,123,194,.08)}
.site-header__actions{display:flex;align-items:center;gap:10px;flex-shrink:0;position:relative;z-index:2}
.site-header__burger{display:none;width:44px;height:44px;border-radius:12px;border:1.5px solid var(--line);background:var(--card);align-items:center;justify-content:center}
.site-drawer{position:fixed;inset:0;z-index:1002;background:var(--bg);display:flex;flex-direction:column;padding:max(16px,env(safe-area-inset-top)) 20px max(20px,env(safe-area-inset-bottom));visibility:hidden;opacity:0;pointer-events:none;transition:visibility .3s,opacity .3s}
.site-drawer.is-open{visibility:visible;opacity:1;pointer-events:auto}
.site-drawer__head{display:flex;align-items:center;justify-content:space-between;min-height:52px}
.site-drawer__close{width:44px;height:44px;border-radius:12px;border:1.5px solid var(--line);display:grid;place-items:center;background:var(--card)}
.site-drawer__nav{display:flex;flex-direction:column;margin-top:12px;overflow-y:auto}
.site-drawer__nav a{display:flex;justify-content:space-between;padding:16px 4px;font-size:1.125rem;font-weight:700;border-bottom:1px solid var(--line)}
.site-drawer__cta{margin-top:20px;width:100%;justify-content:center}
.site-drawer__foot{margin-top:auto;padding-top:24px;color:var(--muted);font-size:.9rem}

.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:999px;background:var(--accent);color:#fff;font-weight:700;font-size:.98rem;border:1.5px solid var(--accent);transition:transform .25s,box-shadow .25s;white-space:nowrap}
.btn:hover{background:var(--accent-d);transform:translateY(-2px);box-shadow:0 14px 26px -12px rgba(11,123,194,.55)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.sm{padding:9px 20px;font-size:.9rem}

.blog-page{padding-top:120px;padding-bottom:clamp(48px,8vw,80px)}
.blog-hero{margin-bottom:40px}
.blog-hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:ui-monospace,Menlo,monospace;font-size:.78rem;letter-spacing:.14em;direction:ltr;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 16px;background:var(--card);margin-bottom:16px}
.blog-hero h1{font-size:clamp(1.85rem,4vw,2.75rem);font-weight:800;line-height:1.4}
.blog-hero .lead{color:var(--muted);margin-top:12px;max-width:40rem}

.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:24px}
.blog-card{border:1.5px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--card);box-shadow:var(--shadow);transition:transform .25s,border-color .25s;display:flex;flex-direction:column;height:100%}
.blog-card:hover{transform:translateY(-4px);border-color:rgba(11,123,194,.35)}
.blog-card figure{aspect-ratio:16/10;overflow:hidden;background:var(--bg2)}
.blog-card figure img{width:100%;height:100%;object-fit:cover}
.blog-card-body{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column;gap:10px}
.blog-card-body h2{font-size:1.15rem;font-weight:800;line-height:1.5}
.blog-card-body p{color:var(--muted);font-size:.95rem;flex:1}
.blog-meta{display:flex;flex-wrap:wrap;gap:10px 16px;font-size:.82rem;color:var(--muted)}
.blog-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.blog-tag{font-size:.78rem;font-weight:600;border:1px solid var(--line);border-radius:999px;padding:4px 12px;background:var(--bg)}
.blog-empty{text-align:center;padding:48px 20px;color:var(--muted);border:1.5px dashed var(--line);border-radius:var(--r);background:var(--card)}

.blog-article-wrap{max-width:760px;margin-inline:auto}
.blog-cover{border-radius:var(--r);overflow:hidden;border:1.5px solid var(--line);margin-bottom:28px;aspect-ratio:16/9;background:var(--bg2)}
.blog-cover img{width:100%;height:100%;object-fit:cover}
.blog-article{font-size:1.05rem;line-height:2}
.blog-article h2,.blog-article h3{margin:1.6em 0 .6em;font-weight:800;line-height:1.45}
.blog-article p{margin-bottom:1em;color:var(--ink)}
.blog-article ul,.blog-article ol{margin:0 0 1em 1.2em}
.blog-article li{margin-bottom:.35em}
.blog-article a{color:var(--accent);text-decoration:underline}
.blog-article blockquote{border-inline-start:4px solid var(--yellow);padding-inline-start:16px;color:var(--muted);margin:1.2em 0}
.blog-article img{border-radius:12px;margin:1.2em auto}
.blog-back{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:700;margin-bottom:24px}
.blog-faq{margin-top:48px;border-top:1.5px solid var(--line);padding-top:32px}
.blog-faq h2{font-size:1.35rem;margin-bottom:20px}
.blog-faq-item{border-bottom:1px solid var(--line);padding:16px 0}
.blog-faq-item strong{display:block;margin-bottom:6px}
.blog-not-found{text-align:center;padding:80px 20px}
.blog-not-found h1{font-size:1.5rem;margin-bottom:12px}

footer{background:var(--dark);color:#D7E7F5;margin-top:40px}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:44px;padding-block:70px 50px}
.f-grid .f-col-title{font-size:1rem;font-weight:800;color:#fff;margin-bottom:18px}
.f-grid p,.f-grid ul a{color:rgba(215,231,245,.75);font-size:.94rem}
.f-grid ul li{margin-bottom:10px}
.f-logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.3rem;color:#fff;margin-bottom:16px}
.f-bottom{border-top:1px solid rgba(215,231,245,.15);padding-block:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.86rem;color:rgba(215,231,245,.55)}

@media(max-width:767px){
  .site-header__nav,.site-header__order{display:none}
  .site-header__burger{display:inline-flex}
  .site-header__bar{height:64px}
  .blog-page{padding-top:100px}
  .f-grid{grid-template-columns:1fr;gap:32px;padding-block:48px 36px}
}