@font-face{font-family:Vazirmatn;src:url(../fonts/Vazirmatn-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Vazirmatn;src:url(../fonts/Vazirmatn-Bold.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:Vazirmatn;src:url(../fonts/Vazirmatn-ExtraBold.woff2) format("woff2");font-weight:800;font-display:swap}
:root{--g9:#123a1d;--g8:#1f5a2e;--g6:#2f7d3b;--g4:#7cc36a;--g1:#eaf5e4;--cream:#faf7ef;--sand:#efe8d6;--ink:#1d2a20;--muted:#5f6f63;--line:#e3e0d3;--r:18px;--sh:0 10px 30px rgba(18,58,29,.08)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Vazirmatn,Tahoma,sans-serif;background:var(--cream);color:var(--ink);line-height:1.9;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--g8);text-decoration:none}
.container{width:min(1180px,92%);margin-inline:auto}
.skip{position:absolute;right:-999px}.skip:focus{right:12px;top:12px;background:#fff;padding:8px;z-index:99}
/* header */
.topbar{background:var(--g9);color:#d9ecd2;font-size:13px;text-align:center;padding:6px 0}
header.site{position:sticky;top:0;z-index:50;background:rgba(250,247,239,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;color:var(--g8)}
.brand img{width:40px;height:40px}
.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);line-height:1}
.menu{display:flex;gap:22px;margin-inline-start:auto;list-style:none}
.menu a{color:var(--ink);font-weight:700;font-size:15px}.menu a:hover,.menu a[aria-current]{color:var(--g6)}
.cart-btn{position:relative;display:inline-flex;align-items:center;gap:6px;background:var(--g8);color:#fff;padding:9px 16px;border-radius:999px;font-weight:700;font-size:14px}
.cart-btn b{background:var(--g4);color:var(--g9);border-radius:999px;min-width:22px;text-align:center;font-size:12px;padding:0 6px}
.burger{display:none;background:none;border:0;font-size:26px;cursor:pointer;color:var(--g8)}
@media(max-width:860px){.menu{display:none;position:absolute;top:72px;inset-inline:0;background:var(--cream);flex-direction:column;padding:16px 4%;border-bottom:1px solid var(--line)}.menu.open{display:flex}.burger{display:block;margin-inline-start:auto}}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:700;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:15px;transition:.2s}
.btn-p{background:var(--g8);color:#fff}.btn-p:hover{background:var(--g6)}
.btn-o{border-color:var(--g8);color:var(--g8);background:transparent}.btn-o:hover{background:var(--g1)}
/* hero */
.hero{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden;border-radius:0 0 40px 40px}
.hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(270deg,rgba(250,247,239,.97) 0%,rgba(250,247,239,.85) 38%,rgba(250,247,239,0) 70%)}
.hero .in{position:relative;z-index:2;max-width:560px}
.eyebrow{display:inline-block;background:var(--g1);color:var(--g8);font-weight:700;font-size:13px;padding:5px 14px;border-radius:999px;margin-bottom:16px}
.hero h1{font-size:clamp(32px,5vw,54px);line-height:1.35;font-weight:800;color:var(--g9);margin-bottom:16px}
.hero p{font-size:18px;color:var(--muted);margin-bottom:28px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:700px){.hero::after{background:rgba(250,247,239,.86)}.hero{min-height:480px}}
/* sections */
section{padding:72px 0}
.sec-h{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.sec-h h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--g9)}
.sec-h p{color:var(--muted)}
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-50px;position:relative;z-index:3}
.feat{background:#fff;border-radius:var(--r);padding:22px;box-shadow:var(--sh)}
.feat i{font-style:normal;font-size:28px}.feat h3{font-size:16px;margin:6px 0 2px;color:var(--g9)}.feat p{font-size:14px;color:var(--muted);line-height:1.8}
@media(max-width:860px){.feats{grid-template-columns:repeat(2,1fr)}}
/* products */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
@media(max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:720px){.grid{grid-template-columns:repeat(2,1fr);gap:14px}}
.card{background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;transition:.25s}
.card:hover{transform:translateY(-4px)}
.card .ph{aspect-ratio:1;overflow:hidden;background:var(--sand);position:relative}
.card .ph img{width:100%;height:100%;object-fit:cover}
.badge{position:absolute;top:12px;right:12px;background:var(--g4);color:var(--g9);font-size:12px;font-weight:800;padding:3px 10px;border-radius:999px}
.card .bd{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-size:16px;line-height:1.6}.card h3 a{color:var(--ink)}
.card .meta{font-size:13px;color:var(--muted)}
.card .row{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:8px}
.price{font-weight:800;color:var(--g8);font-size:17px}.price small{font-weight:400;font-size:12px;color:var(--muted)}
.old{text-decoration:line-through;color:#a3a3a3;font-size:13px;margin-inline-end:6px}
.add{background:var(--g1);color:var(--g8);border:0;border-radius:12px;width:40px;height:40px;font-size:22px;cursor:pointer;font-family:inherit}.add:hover{background:var(--g8);color:#fff}
/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:28px;box-shadow:var(--sh)}
@media(max-width:860px){.split{grid-template-columns:1fr}}
.checks{list-style:none;margin:18px 0}.checks li{padding-right:30px;position:relative;margin-bottom:8px}.checks li::before{content:"✓";position:absolute;right:0;color:#fff;background:var(--g6);width:20px;height:20px;border-radius:50%;font-size:12px;display:grid;place-items:center;top:6px}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{background:#fff;border-radius:var(--r);padding:24px;border:1px solid var(--line)}
.step::before{counter-increment:s;content:counter(s,persian);display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--g8);color:#fff;font-weight:800;margin-bottom:10px}
.step h3{font-size:16px;color:var(--g9)}.step p{font-size:14px;color:var(--muted)}
@media(max-width:860px){.steps{grid-template-columns:repeat(2,1fr)}}
/* reviews */
.revs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rev{background:#fff;border-radius:var(--r);padding:24px;box-shadow:var(--sh)}.rev .st{color:#e3a72f;letter-spacing:2px}.rev p{margin:8px 0;color:var(--ink)}.rev b{font-size:14px;color:var(--g8)}
@media(max-width:860px){.revs{grid-template-columns:1fr}}
/* blog cards */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:860px){.posts{grid-template-columns:1fr}}
.post{background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh)}
.post img{aspect-ratio:16/9;object-fit:cover;width:100%}
.post .bd{padding:18px}.post time{font-size:13px;color:var(--muted)}.post h3{font-size:17px;margin:4px 0 6px;line-height:1.7}.post h3 a{color:var(--ink)}.post p{font-size:14px;color:var(--muted)}
/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:10px}
summary{font-weight:700;cursor:pointer;color:var(--g9)}details p{margin-top:8px;color:var(--muted)}
/* cta */
.cta{background:var(--g8);color:#fff;border-radius:32px;padding:48px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta h2{font-size:28px}.cta p{color:#cfe6c7}.cta .btn{background:#fff;color:var(--g8)}
/* page head */
.phead{padding:44px 0 24px}.phead h1{font-size:clamp(26px,4vw,40px);color:var(--g9);font-weight:800}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:8px}.crumbs a{color:var(--muted)}
/* product page */
.pd{display:grid;grid-template-columns:1fr 1fr;gap:44px;padding-bottom:40px}
.pd .ph img{border-radius:28px;box-shadow:var(--sh);aspect-ratio:1;object-fit:cover}
.pd h1{font-size:30px;color:var(--g9);line-height:1.5}
.pd .price{font-size:26px;margin:12px 0}
.opts{display:flex;gap:10px;margin:10px 0 18px;flex-wrap:wrap}
.opts label{border:2px solid var(--line);border-radius:12px;padding:8px 16px;cursor:pointer;font-weight:700;background:#fff}
.opts input{display:none}.opts input:checked+span{color:var(--g8)}.opts label:has(input:checked){border-color:var(--g8);background:var(--g1)}
.qty{display:inline-flex;align-items:center;border:2px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.qty button{width:40px;height:44px;border:0;background:none;font-size:20px;cursor:pointer}.qty input{width:44px;text-align:center;border:0;font-family:inherit;font-size:16px}
.buy{display:flex;gap:12px;align-items:center;margin:8px 0 20px}
.specs{width:100%;border-collapse:collapse;margin-top:16px;background:#fff;border-radius:14px;overflow:hidden}
.specs td{padding:10px 14px;border-bottom:1px solid var(--line);font-size:14px}.specs td:first-child{color:var(--muted);width:40%}
.desc{max-width:820px}.desc h2{font-size:22px;color:var(--g9);margin:24px 0 8px}.desc p{margin-bottom:12px}
@media(max-width:860px){.pd{grid-template-columns:1fr}}
/* article */
article.blog{max-width:780px;margin-inline:auto}
article.blog .cover{border-radius:24px;margin:16px 0 28px;aspect-ratio:16/9;object-fit:cover;width:100%}
article.blog h2{font-size:23px;color:var(--g9);margin:30px 0 10px}article.blog h3{font-size:19px;margin:20px 0 8px}
article.blog p,article.blog li{font-size:17px;margin-bottom:12px}article.blog ul,article.blog ol{padding-right:22px}
.tip{background:var(--g1);border-right:4px solid var(--g6);padding:14px 18px;border-radius:12px;margin:18px 0}
.related{background:#fff;border-radius:var(--r);padding:20px;margin-top:30px;box-shadow:var(--sh)}
/* cart */
.cart{display:grid;grid-template-columns:2fr 1fr;gap:28px}
.ci{display:flex;gap:14px;align-items:center;background:#fff;border-radius:16px;padding:12px;margin-bottom:10px;box-shadow:var(--sh)}
.ci img{width:80px;height:80px;border-radius:12px;object-fit:cover}.ci .f{flex:1}.ci h3{font-size:15px}
.ci .rm{background:none;border:0;color:#b54;cursor:pointer;font-family:inherit}
.sum{background:#fff;border-radius:var(--r);padding:22px;box-shadow:var(--sh);height:fit-content;position:sticky;top:90px}
.sum .l{display:flex;justify-content:space-between;margin-bottom:8px}.sum .t{font-weight:800;font-size:19px;color:var(--g8);border-top:1px solid var(--line);padding-top:10px}
.demo{background:#fff6dd;border:1px solid #f0d58a;border-radius:12px;padding:12px 16px;font-size:14px;margin-bottom:16px}
@media(max-width:860px){.cart{grid-template-columns:1fr}}
/* forms */
.form{display:grid;gap:12px;background:#fff;padding:24px;border-radius:var(--r);box-shadow:var(--sh)}
.form input,.form textarea,.form select{font-family:inherit;font-size:15px;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--cream)}
.form label{font-weight:700;font-size:14px}
/* footer */
footer.site{background:var(--g9);color:#cfe0c9;margin-top:72px;padding:56px 0 24px}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:32px}
footer h4{color:#fff;margin-bottom:10px}footer ul{list-style:none}footer li{margin-bottom:6px}footer a{color:#cfe0c9}footer a:hover{color:#fff}
.copy{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:16px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media(max-width:860px){.fgrid{grid-template-columns:1fr 1fr}}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--g9);color:#fff;padding:12px 22px;border-radius:999px;transition:.3s;z-index:99;font-weight:700}
.toast.show{transform:translateX(-50%) translateY(0)}
.wa{position:fixed;bottom:20px;left:20px;background:var(--g6);color:#fff;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;font-size:24px;box-shadow:var(--sh);z-index:40}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}.filters button{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:7px 16px;font-family:inherit;font-weight:700;cursor:pointer}.filters button.on{background:var(--g8);color:#fff;border-color:var(--g8)}
/* language switcher */
.lang{display:flex;gap:4px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px}
.lang a{font-size:12px;font-weight:700;color:var(--muted);padding:4px 10px;border-radius:999px;line-height:1.6}
.lang a[aria-current]{background:var(--g8);color:#fff}
@media(max-width:860px){.nav{gap:10px}.lang a{padding:3px 7px;font-size:11px}.brand small{display:none}}
@media(max-width:520px){.cart-btn{padding:8px 10px;font-size:0}.cart-btn b{font-size:12px}.brand{font-size:18px}}
/* LTR (English) overrides */
[dir=ltr] body{font-family:Vazirmatn,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.7}
[dir=ltr] .hero::after{background:linear-gradient(90deg,rgba(250,247,239,.97) 0%,rgba(250,247,239,.85) 38%,rgba(250,247,239,0) 70%)}
@media(max-width:700px){[dir=ltr] .hero::after{background:rgba(250,247,239,.86)}}
[dir=ltr] .badge{right:auto;left:12px}
[dir=ltr] .checks li{padding-right:0;padding-left:30px}[dir=ltr] .checks li::before{right:auto;left:0}
[dir=ltr] .tip{border-right:0;border-left:4px solid var(--g6)}
[dir=ltr] article.blog ul,[dir=ltr] article.blog ol{padding-right:0;padding-left:22px}
[dir=ltr] .skip{right:auto;left:-999px}[dir=ltr] .skip:focus{left:12px}
[dir=ltr] .wa{left:auto;right:20px}
.steps.lat .step::before{content:counter(s,decimal)}
.steps.ar .step::before{content:counter(s,arabic-indic)}
/* saitinotech demo badge */
.stn-badge{position:fixed;bottom:18px;left:18px;z-index:60;display:flex;align-items:center;gap:8px;background:#0f172a;color:#fff;padding:8px 14px 8px 10px;border-radius:999px;font-size:13px;box-shadow:0 6px 20px rgba(0,0,0,.25);text-decoration:none;opacity:.95}
.stn-badge:hover{opacity:1;transform:translateY(-1px)}
.stn-badge img{width:22px;height:22px;border-radius:6px;background:#fff}
.stn-badge b{color:#7dd3fc}
[dir=ltr] .stn-badge{left:auto;right:18px}
[dir=ltr] .wa{right:auto;left:20px}
.wa{bottom:80px}
@media(max-width:520px){.stn-badge{font-size:11px;bottom:12px;padding:6px 10px 6px 8px}}