@font-face{
    font-family:'Vazirmatn';
    src:url('/assets/fonts/Vazirmatn[wght].woff2') format('woff2');
    font-weight:100 900;
    font-style:normal;
    font-display:swap;
}

:root{
    --bg:#f8f9fb;
    --surface:#ffffff;
    --surface-2:#f2f4f7;
    --surface-3:#eef1f5;
    --text:#101828;
    --text-2:#344054;
    --muted:#667085;
    --muted-2:#98a2b3;
    --line:rgba(16,24,40,.10);
    --line-strong:rgba(16,24,40,.16);
    --accent:#e90404;
    --accent-dark:#c90000;
    --accent-soft:rgba(233,4,4,.075);
    --navy:#172033;
    --container:1200px;
    --header:78px;
    --radius:16px;
    --shadow:0 20px 60px rgba(16,24,40,.07);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:'Vazirmatn',Arial,sans-serif;
    line-height:1.8;
    overflow-x:hidden;
}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%}
::selection{background:var(--accent);color:#fff}

.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
.skip-link{
    position:fixed;top:-80px;right:20px;z-index:9999;
    background:#fff;color:var(--text);padding:10px 16px;
    border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)
}
.skip-link:focus{top:15px}

.site-header{
    height:var(--header);position:fixed;inset:0 0 auto;z-index:1000;
    border-bottom:1px solid transparent;transition:background .25s,border-color .25s,box-shadow .25s;
}
.site-header.scrolled{
    background:rgba(255,255,255,.88);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-color:var(--line);
    box-shadow:0 8px 30px rgba(16,24,40,.045)
}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;min-width:190px}
.brand-logo{width:55px;height:55px;object-fit:contain;display:block}
.brand-copy{display:flex;flex-direction:column;line-height:1}
.brand strong{font-family:Arial,sans-serif;letter-spacing:2px;font-size:24px;color:var(--text)}
.brand strong span{color:var(--accent)}
.brand small{font-size:12px;color:var(--muted);margin-top:5px;letter-spacing:.2px}

.main-nav{display:flex;align-items:center;gap:30px;font-size:14px;color:var(--text-2)}
.main-nav a{position:relative;padding:8px 0;transition:color .2s}
.main-nav a:not(.nav-cta)::after{
    content:"";position:absolute;right:0;bottom:2px;width:0;height:2px;
    background:var(--accent);transition:width .25s
}
.main-nav a:hover{color:var(--accent)}
.main-nav a:not(.nav-cta):hover::after{width:22px}
.main-nav .nav-cta{
    display:inline-flex;align-items:center;gap:9px;
    padding:9px 17px;border:1px solid rgba(233,4,4,.30);
    border-radius:9px;color:var(--accent);background:rgba(233,4,4,.025)
}
.main-nav .nav-cta:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

.menu-toggle{display:none;background:transparent;border:0;padding:8px}
.menu-toggle span{display:block;width:25px;height:2px;background:var(--text);margin:5px;border-radius:2px;transition:.2s}
.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.hero{
    min-height:100svh;position:relative;display:flex;align-items:center;overflow:hidden;
    background:
        radial-gradient(circle at 74% 45%,rgba(233,4,4,.055),transparent 25%),
        radial-gradient(circle at 28% 80%,rgba(23,32,51,.035),transparent 28%),
        var(--bg);
}
.hero-grid{
    position:absolute;inset:0;opacity:.34;
    background-image:
        linear-gradient(rgba(16,24,40,.038) 1px,transparent 1px),
        linear-gradient(90deg,rgba(16,24,40,.038) 1px,transparent 1px);
    background-size:64px 64px;
    mask-image:linear-gradient(to bottom,black 0%,rgba(0,0,0,.7) 65%,transparent 100%);
}
.hero-glow{position:absolute;border-radius:50%;filter:blur(55px);pointer-events:none}
.hero-glow-a{width:220px;height:220px;right:5%;top:20%;background:rgba(233,4,4,.055)}
.hero-glow-b{width:180px;height:180px;left:10%;bottom:10%;background:rgba(23,32,51,.04)}

.hero-inner{
    position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;
    align-items:center;gap:50px;padding-top:var(--header)
}
.hero-copy{max-width:640px}
.eyebrow,.section-kicker{color:var(--accent);font-size:12px;letter-spacing:.8px;font-weight:600}
.eyebrow{display:flex;align-items:center;gap:9px;margin-bottom:20px}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(233,4,4,.09)}
h1,h2,h3,p{margin-top:0}
h1{
    font-size:clamp(45px,38vw,78px);line-height:1.14;letter-spacing:-3px;
    margin-bottom:23px;font-weight:800
}
h1 em,h2 em{font-style:normal;color:var(--accent)}
.hero-copy>p{max-width:570px;color:var(--muted);font-size:14px}
.hero-actions{display:flex;gap:11px;margin:30px 0 42px}
.btn{
    display:inline-flex;justify-content:center;align-items:center;gap:17px;
    min-height:48px;padding:0 22px;border-radius:9px;border:1px solid transparent;
    transition:.25s;font-weight:650;font-size:14px
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 24px rgba(233,4,4,.14)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 13px 30px rgba(233,4,4,.20)}
.btn-ghost{border-color:var(--line-strong);color:var(--text-2);background:#fff}
.btn-ghost:hover{border-color:rgba(233,4,4,.35);color:var(--accent);transform:translateY(-2px)}
.hero-stats{display:flex;gap:34px}
.hero-stats div{display:flex;flex-direction:column}
.hero-stats b{font-family:Arial,sans-serif;color:var(--text);font-size:15px}
.hero-stats span{color:var(--muted-2);font-size:12px;margin-top:1px}

.hero-visual{height:610px;position:relative;display:flex;align-items:center;justify-content:center}
.orbit{position:absolute;border:1px solid rgba(233,4,4,.13);border-radius:50%;pointer-events:none}
.orbit-a{width:590px;height:300px;transform:rotate(-20deg)}
.orbit-b{width:690px;height:350px;transform:rotate(20deg);border-color:rgba(23,32,51,.07)}

.radar{
    width:430px;height:430px;position:relative;border-radius:50%;
    background:
        radial-gradient(circle at center,rgba(233,4,4,.06),transparent 47%),
        repeating-radial-gradient(circle at center,rgba(233,4,4,.08) 0 1px,transparent 1px 72px);
    border:1px solid rgba(233,4,4,.15);
    box-shadow:0 0 90px rgba(233,4,4,.06),inset 0 0 60px rgba(233,4,4,.025);
    overflow:hidden
}
.radar-ring{position:absolute;inset:0;border:1px solid rgba(233,4,4,.10);border-radius:50%}
.ring-1{inset:72px}.ring-2{inset:144px}.ring-3{inset:214px}
.radar-cross{position:absolute;background:rgba(233,4,4,.08)}
.cross-x{height:1px;left:0;right:0;top:50%}
.cross-y{width:1px;top:0;bottom:0;left:50%}
.radar-sweep{
    position:absolute;inset:2px;border-radius:50%;
    background:conic-gradient(from 0deg,transparent 0deg,rgba(233,4,4,.20) 18deg,transparent 42deg);
    animation:radarSweep 4.8s linear infinite;
    will-change:transform
}
@keyframes radarSweep{to{transform:rotate(360deg)}}
.radar-core{
    position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
    width:118px;height:118px;border-radius:50%;z-index:3;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    background:rgba(255,255,255,.94);border:1px solid rgba(233,4,4,.35);
    box-shadow:0 0 55px rgba(233,4,4,.10)
}
.radar-core b{font:700 28px Vazirmatn, Arial,sans-serif;color:var(--accent);letter-spacing:2px}
.radar-core small{font:12px Arial,sans-serif;color:var(--muted);letter-spacing:1px;margin-top:0px}
.radar-point{position:absolute;width:7px;height:7px;background:var(--accent);border-radius:50%;z-index:4;box-shadow:0 0 0 5px rgba(233,4,4,.09),0 0 18px rgba(233,4,4,.30)}
.p1{top:25%;right:25%}.p2{bottom:29%;left:24%}.p3{top:39%;left:17%}

.float-chip{
    position:absolute;background:rgba(255,255,255,.92);border:1px solid var(--line);
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border-radius:10px;padding:9px 13px;display:flex;flex-direction:column;z-index:5;
    box-shadow:0 15px 35px rgba(16,24,40,.09)
}
.float-chip b{font:700 12px Arial,sans-serif;color:var(--accent);text-align: center;}
.float-chip span{font-size:10px;color:var(--muted);text-align: center;}
.chip-gps{top:105px;right:0}.chip-wifi{bottom:125px;left:0}.chip-temp{bottom:38px;right:50px}

.scroll-hint{
    position:absolute;bottom:23px;left:50%;transform:translateX(-50%);
    font-size:9px;color:var(--muted-2);display:flex;flex-direction:column;align-items:center;gap:6px
}
.scroll-hint span{width:1px;height:34px;background:linear-gradient(var(--accent),transparent)}

.section{padding:125px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:52px}
.section-head>div{max-width:680px}
.section-head h2,.tech-copy h2,.about-copy h2,.contact-copy h2,.why-box h2{
    font-size:clamp(30px,4vw,49px);line-height:1.28;letter-spacing:-1.7px;margin:10px 0 0;font-weight:780
}
.section-head>p{max-width:400px;color:var(--muted);font-size:14px;margin-bottom:4px}

.products-section{background:var(--surface-2)}
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.product-card{
    min-height:385px;padding:29px;
    border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);
    position:relative;overflow:hidden;transition:.3s;box-shadow:0 5px 20px rgba(16,24,40,.025)
}
.product-card::before{
    content:"";position:absolute;inset:auto auto 0 0;width:170px;height:170px;
    background:radial-gradient(circle,rgba(233,4,4,.07),transparent 68%);pointer-events:none
}
.product-card:hover{border-color:rgba(233,4,4,.27);transform:translateY(-6px);box-shadow:var(--shadow)}
.card-number{position:absolute;top:23px;left:25px;color:var(--muted-2);font:11px Arial,sans-serif}
.product-icon{
    width:55px;height:55px;border-radius:12px;background:var(--accent-soft);color:var(--accent);
    display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:26px
}
.product-icon svg{width:34px;height:34px}
.product-tag{font:700 8px Arial,sans-serif;color:var(--muted-2);letter-spacing:1.4px}
.product-card h3{font-size:21px;margin:9px 0 9px;position:relative}
.product-card p{color:var(--muted);font-size:12px;min-height:48px;position:relative}
.product-card ul{list-style:none;padding:0;margin:20px 0 23px;display:flex;gap:7px;flex-wrap:wrap;position:relative}
.product-card li{font-size:11px;color:var(--text-2);border:1px solid var(--line);padding:4px 8px;border-radius:5px;background:#fff}
.product-card>a{color:var(--accent);font-size:12px;position:relative;font-weight:650}
.product-card>a span{margin-right:8px}

.technology{background:var(--bg)}
.tech-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.tech-copy>p{color:var(--muted);max-width:500px;font-size:13px;margin:22px 0 35px}
.tech-points{display:grid;gap:8px}
.tech-points>div{display:flex;align-items:center;gap:17px;border-top:1px solid var(--line);padding:14px 0}
.tech-points span{font:11px Arial,sans-serif;color:var(--accent)}
.tech-points b,.tech-points small{display:block}
.tech-points b{font-size:14px}.tech-points small{font-size:12px;color:var(--muted)}

.tech-visual{min-height:470px;display:flex;align-items:center;justify-content:center}
.circuit{
    width:400px;height:400px;border:1px solid rgba(233,4,4,.10);border-radius:50%;
    position:relative;background:radial-gradient(circle,rgba(233,4,4,.055),transparent 55%);
    box-shadow:0 0 70px rgba(233,4,4,.035)
}
.core{
    position:absolute;inset:135px;border-radius:50%;background:#fff;border:1px solid rgba(233,4,4,.38);
    display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2;
    box-shadow:0 0 70px rgba(233,4,4,.08)
}
.core span,.core b{font:800 20px Arial,sans-serif;letter-spacing:2px}
.core b{color:var(--accent)}.core small{font:10px Arial,sans-serif;color:var(--muted);margin-top:4px}
.node{
    position:absolute;padding:7px 11px;border:1px solid rgba(233,4,4,.20);background:#fff;
    border-radius:6px;color:var(--muted);font:10px Arial,sans-serif;z-index:3;box-shadow:0 5px 18px rgba(16,24,40,.05)
}
.n1{top:15px;left:165px}.n2{right:15px;top:175px}.n3{bottom:15px;left:165px}.n4{left:15px;top:175px}.n5{top:75px;right:55px}
.line{position:absolute;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.35;transform-origin:left center}
.l1{width:130px;top:83px;left:198px;transform:rotate(-90deg)}.l2{width:130px;top:199px;left:265px}.l3{width:130px;top:317px;left:198px;transform:rotate(90deg)}.l4{width:130px;top:199px;left:135px;transform:rotate(180deg)}.l5{width:120px;top:120px;left:240px;transform:rotate(-45deg)}

.solutions{background:var(--surface-2)}
.solution-list{border-top:1px solid var(--line)}
.solution{
    display:grid;grid-template-columns:60px 60px 1fr 30px;align-items:center;gap:20px;
    padding:20px 10px;border-bottom:1px solid var(--line);transition:.25s
}
.solution:hover{background:#fff;padding-inline:22px;box-shadow:0 8px 25px rgba(16,24,40,.035)}
.sol-no{font:10px Arial,sans-serif;color:var(--muted-2)}
.sol-icon{width:56px;height:56px;border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--accent);background:#fff}
.sol-icon svg{width:34px;height:34px}
.solution h3{font-size:16px;margin:0}.solution p{color:var(--muted);font-size:12px;margin:2px 0 0}.arrow{color:var(--accent);font-size:18px}

.catalog-card{
    display:grid;grid-template-columns:1.4fr 1fr;gap:60px;align-items:center;
    padding:55px;border:1px solid var(--line);border-radius:18px;
    background:linear-gradient(120deg,#fff,#f8f9fb);box-shadow:0 10px 35px rgba(16,24,40,.035)
}
.catalog-info>p{color:var(--muted);font-size:13px;max-width:460px;margin:20px 0 30px}
.catalog-actions{display:flex}
.catalog-side{display:flex;flex-direction:column;gap:12px}
.spec-row{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:14px 18px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:12px
}
.spec-row span:first-child{color:var(--muted)}
.spec-row span:last-child{color:var(--text);font-weight:650}

.why{padding-top:80px}
.why-box{
    border:1px solid var(--line);border-radius:18px;padding:55px;
    background:linear-gradient(120deg,#fff,#f8f9fb);box-shadow:0 10px 35px rgba(16,24,40,.035)
}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:55px}
.why-grid>div{border-top:1px solid var(--line);padding-top:18px}
.why-grid b{font:11px Arial,sans-serif;color:var(--accent)}
.why-grid h3{font-size:16px;margin:13px 0 5px}.why-grid p{font-size:14px;color:var(--muted);margin:0}

.about-grid{display:grid;grid-template-columns:360px 1fr;gap:100px;align-items:center}
.about-mark{
    height:360px;border:1px solid var(--line);border-radius:18px;display:flex;flex-direction:column;
    align-items:center;justify-content:center;background:radial-gradient(circle,rgba(233,4,4,.07),transparent 55%)
}
.about-mark span{font:800 60px Vazirmatn, Arial,sans-serif;color:var(--accent);letter-spacing:-10px}
.about-mark small{font:800 30px Arial,sans-serif;color:var(--muted);letter-spacing:4px;margin-top:5px}
.about-copy p{color:var(--muted);max-width:650px;font-size:13px;margin:25px 0}
.text-link{font-size:12px;color:var(--accent);font-weight:650}

.contact{padding-top:40px}
.contact-box{
    display:grid;grid-template-columns:1fr 1fr;gap:70px;padding:60px;
    border:1px solid rgba(233,4,4,.18);border-radius:18px;
    background:radial-gradient(circle at 80% 20%,rgba(233,4,4,.055),transparent 35%),#fff;
    box-shadow:var(--shadow)
}
.contact-copy>p{color:var(--muted);font-size:12px;max-width:500px;margin:22px 0 35px}
.contact-data{display:flex;gap:45px}
.contact-data small,.contact-data b{display:block}
.contact-data small{color:var(--muted);font-size:9px}.contact-data b{font-size:16px;margin-top:5px}
.contact-form{display:grid;gap:13px}
.contact-form label{font-size:10px;color:var(--text-2)}
.contact-form input,.contact-form textarea{
    display:block;width:100%;margin-top:6px;border:1px solid var(--line);
    background:#fff;color:var(--text);border-radius:8px;padding:11px 13px;outline:none;resize:vertical;
    transition:border-color .2s,box-shadow .2s
}
.contact-form input:focus,.contact-form textarea:focus{
    border-color:rgba(233,4,4,.50);box-shadow:0 0 0 3px rgba(233,4,4,.07)
}
.contact-form .btn{justify-self:start;margin-top:5px}
.contact-form .form-note{font-size:11px;min-height:14px;margin:0}

.footer{padding:30px 0;border-top:1px solid var(--line);margin-top:100px;background:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between}
.footer p{font-size:12px;color:var(--muted);margin:0}
.back-top{width:35px;height:35px;border:1px solid var(--line);border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--accent);transition:.2s}
.back-top:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
.delay-1{transition-delay:.08s}.delay-2{transition-delay:.16s}

@media(max-width:900px){
    .main-nav{gap:18px}
    .hero-inner,.tech-layout,.contact-box{grid-template-columns:1fr}
    .catalog-card{grid-template-columns:1fr;gap:35px;padding:40px}
    .hero{padding:100px 0 70px}
    .hero-visual{height:480px;order:-1}
    .hero-copy{max-width:none}
    .hero-copy h1{font-size:58px}
    .radar{width:360px;height:360px}
    .orbit-a{width:500px;height:250px}.orbit-b{width:570px;height:290px}
    .why-grid{grid-template-columns:repeat(2,1fr)}
    .about-grid{grid-template-columns:1fr;gap:45px}
    .about-mark{height:260px}
    .contact-box{gap:45px}
    .section-head{align-items:flex-start;flex-direction:column}
}

@media(max-width:700px){
    :root{--header:70px}
    .container{width:min(calc(100% - 30px),var(--container))}
    .menu-toggle{display:block}
    .main-nav{
        position:absolute;top:70px;right:15px;left:15px;
        display:flex;flex-direction:column;align-items:stretch;gap:0;padding:8px;
        background:rgba(255,255,255,.98);backdrop-filter:blur(18px);
        border:1px solid var(--line);border-radius:12px;box-shadow:0 20px 50px rgba(16,24,40,.12);
        opacity:0;visibility:hidden;transform:translateY(-8px);transition:.2s
    }
    .main-nav.open{opacity:1;visibility:visible;transform:none}
    .main-nav a{padding:11px 14px;border-bottom:1px solid var(--line)}
    .main-nav a:last-child{border:0}
    .main-nav .nav-cta{text-align:center;justify-content:center;margin:6px}
    .hero-inner{padding-top:45px}
    .hero-visual{height:390px}
    .radar{width:285px;height:285px}
    .ring-1{inset:48px}.ring-2{inset:96px}.ring-3{inset:142px}
    .radar-core{width:90px;height:90px}.radar-core b{font-size:24px}
    .chip-gps{right:0;top:35px}.chip-wifi{left:0;bottom:70px}.chip-temp{right:5px;bottom:15px}
    .orbit-a{width:370px;height:190px}.orbit-b{width:430px;height:215px}
    .hero-copy h1{font-size:46px;letter-spacing:-1.6px}
    .hero-copy>p{font-size:12px}
    .hero-actions{margin-bottom:30px;flex-wrap:wrap}
    .hero-stats{gap:20px}
    .section{padding:85px 0}
    .section-head{margin-bottom:35px}
    .why-box{padding:30px 22px}
    .why-grid{grid-template-columns:1fr;gap:20px;margin-top:35px}
    .circuit{transform:scale(.78)}
    .tech-visual{min-height:380px}
    .solution{grid-template-columns:35px 45px 1fr 20px;gap:10px;padding:17px 3px}
    .solution:hover{padding-inline:8px}
    .sol-icon{width:34px;height:34px}
    .sol-icon svg{width:17px;height:17px}
    .contact-box{padding:30px 20px}
    .catalog-card{padding:26px 20px}
    .footer-inner{gap:20px;flex-wrap:wrap}
    .footer p{order:3;width:100%}
}

@media(prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none;transition:none}
    .tech-card,.product-card,.solution{animation:none;transition:none}
}