/*
Theme Name: SRD Hightech
Theme URI: https://srdhightech.com
Author: SRD Hightech
Description: قالب اختصاصی شرکت صنایع سامانه‌های راه دور — طراحی تیره با هویت بصری مایکروویو/مخابراتی، RTL.
Version: 1.0
Text Domain: srd-theme
*/

:root{
  --bg:#080b10; --panel:#0e131b; --panel-2:#121823; --line:#1d2531;
  --text:#e8ecf2; --muted:#7c8699; --amber:#ffb020; --amber-dim:#8a651f; --cyan:#4dd8e8;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{background:var(--bg);color:var(--text);font-family:'Vazirmatn',sans-serif;line-height:1.7;}
.mono{font-family:'JetBrains Mono',monospace;}
a{color:inherit;text-decoration:none;}
.container{max-width:1180px;margin:0 auto;padding:0 28px;}

header.site-header{position:sticky;top:0;z-index:100;background:rgba(8,11,16,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:76px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:38px;height:38px;border:1.5px solid var(--amber);display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono';font-weight:700;color:var(--amber);font-size:13px;}
.brand-text strong{font-size:16px;display:block;}
.brand-text span{font-size:11px;color:var(--muted);}
nav.main-nav ul{display:flex;gap:36px;list-style:none;}
nav.main-nav li{position:relative;}
nav.main-nav>ul>li>a{font-size:14px;font-weight:500;color:var(--text);}
nav.main-nav>ul>li>a:hover{color:var(--amber);}
nav.main-nav .sub-menu{position:absolute;top:140%;right:0;min-width:230px;background:var(--panel-2);border:1px solid var(--line);opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s;padding:8px;list-style:none;}
nav.main-nav li:hover .sub-menu{opacity:1;visibility:visible;transform:translateY(0);}
nav.main-nav .sub-menu a{display:block;padding:10px 12px;font-size:13.5px;color:var(--muted);}
nav.main-nav .sub-menu a:hover{color:var(--amber);background:rgba(255,176,32,.04);}

.hero{position:relative;min-height:70vh;display:flex;align-items:center;border-bottom:1px solid var(--line);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono';font-size:12px;color:var(--cyan);border:1px solid rgba(77,216,232,.3);padding:6px 14px;margin-bottom:24px;}
.hero h1{font-size:clamp(30px,5vw,58px);font-weight:900;max-width:880px;margin-bottom:22px;}
.hero h1 .hl{color:var(--amber);}
.hero p.lead{font-size:17px;color:var(--muted);max-width:580px;margin-bottom:36px;}
.btn-primary{background:var(--amber);color:#0a0e14;font-weight:700;font-size:14.5px;padding:15px 30px;border:1px solid var(--amber);display:inline-block;}
.btn-primary:hover{background:transparent;color:var(--amber);}
.btn-ghost{border:1px solid var(--line);color:var(--text);font-size:14.5px;padding:15px 30px;display:inline-block;}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);}

section{padding:90px 0;}
.section-tag{font-family:'JetBrains Mono';font-size:12px;color:var(--amber);letter-spacing:2px;margin-bottom:14px;display:block;}
.section-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;max-width:600px;margin-bottom:40px;}

.products-grid,.act-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.product-card{background:var(--panel);padding:34px 24px;display:block;}
.product-card:hover{background:var(--panel-2);}
.pthumb{width:100%;height:120px;margin-bottom:20px;background-size:cover;background-position:center;border:1px solid var(--line);filter:grayscale(40%) brightness(.85);}
.product-card:hover .pthumb{filter:none;}
.product-card h3{font-size:16px;font-weight:700;margin-bottom:8px;}
.product-card p{font-size:13px;color:var(--muted);}

footer.site-footer{border-top:1px solid var(--line);padding:32px 0;font-size:12.5px;color:var(--muted);}

@media(max-width:980px){
  nav.main-nav{display:none;}
  .products-grid,.act-grid{grid-template-columns:repeat(2,1fr);}
}