/* ============================================================
   ITBM — سامانه طراحی
   ============================================================ */
@font-face{font-family:'Vazirmatn';src:url('/static/fonts/Vazirmatn-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('/static/fonts/Vazirmatn-Medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('/static/fonts/Vazirmatn-Bold.woff2') format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('/static/fonts/Vazirmatn-Black.woff2') format('woff2');font-weight:900;font-display:swap}

:root{
  --navy:#0E2439;
  --navy-2:#16304B;
  --navy-3:#1D3E5F;
  --crimson:#8E1B1B;
  --crimson-2:#6B1414;
  --orange:#F58220;
  --orange-2:#D96A11;
  --ink:#14283C;
  --muted:#64748B;
  --muted-2:#94A3B8;
  --line:#E3E8EF;
  --bg:#FFFFFF;
  --bg-alt:#F4F6F9;
  --green:#16A34A;
  --red:#DC2626;
  --amber:#CA8A04;
  --r-sm:6px; --r:10px; --r-lg:16px;
  --shadow:0 1px 3px rgba(16,35,58,.06),0 8px 24px rgba(16,35,58,.06);
  --shadow-lg:0 10px 40px rgba(16,35,58,.12);
  --wrap:1240px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Vazirmatn',system-ui,'Segoe UI',Tahoma,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:4px}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.mt0{margin-top:0}

/* ---------------------------------------------------------- topbar */
.topbar{background:linear-gradient(90deg,var(--crimson-2),var(--crimson));color:#fff;font-size:12.5px}
.topbar .wrap{display:flex;align-items:center;gap:16px;height:38px;overflow:hidden}
.topbar .tb-label{display:flex;align-items:center;gap:7px;font-weight:700;white-space:nowrap;
  padding-inline-end:14px;border-inline-end:1px solid rgba(255,255,255,.25)}
.tb-dot{width:7px;height:7px;border-radius:50%;background:#FFD166;box-shadow:0 0 0 0 rgba(255,209,102,.8);
  animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(255,209,102,0)}100%{box-shadow:0 0 0 0 rgba(255,209,102,0)}}
.tb-track{flex:1;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}
.tb-list{display:flex;gap:34px;white-space:nowrap;animation:ticker 34s linear infinite}
.tb-list a{opacity:.92}
.tb-list a:hover{opacity:1;text-decoration:underline}
@keyframes ticker{from{transform:translateX(-100%)}to{transform:translateX(0)}}
.topbar:hover .tb-list{animation-play-state:paused}
.tb-more{white-space:nowrap;opacity:.85;font-weight:500}

/* ---------------------------------------------------------- header */
.hdr{background:var(--navy);color:#fff;position:sticky;top:0;z-index:60;
  box-shadow:0 1px 0 rgba(255,255,255,.06)}
.hdr .wrap{display:flex;align-items:center;gap:22px;height:62px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.5px}
.logo svg{width:32px;height:32px;flex:none}
.logo .lg-txt{line-height:1.15}
.logo .lg-txt b{display:block;font-size:19px}
.logo .lg-txt span{display:block;font-size:9.5px;font-weight:400;opacity:.65;letter-spacing:0}
.nav{display:flex;align-items:center;gap:2px;margin-inline-start:8px}
.nav a{padding:8px 11px;border-radius:var(--r-sm);font-size:13.5px;font-weight:500;
  color:rgba(255,255,255,.86);transition:.18s}
.nav a:hover{background:rgba(255,255,255,.09);color:#fff}
.nav a.on{color:#fff;box-shadow:inset 0 -2px 0 var(--orange)}
.hdr-side{margin-inline-start:auto;display:flex;align-items:center;gap:10px}
.searchbox{display:flex;align-items:center;gap:7px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.14);border-radius:var(--r-sm);padding:6px 10px;transition:.2s}
.searchbox:focus-within{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.35)}
.searchbox input{background:none;border:0;color:#fff;font-family:inherit;font-size:13px;width:112px;outline:none}
.searchbox input::placeholder{color:rgba(255,255,255,.55)}
.lang{font-size:12px;font-weight:700;padding:6px 9px;border:1px solid rgba(255,255,255,.2);
  border-radius:var(--r-sm);opacity:.9}
.lang:hover{background:rgba(255,255,255,.1)}
.hdr-tel{font-size:12.5px;opacity:.85;white-space:nowrap}
.burger{display:none;background:none;border:0;color:#fff;padding:6px;cursor:pointer}

/* ---------------------------------------------------------- buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-sm);font-size:13.5px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-2)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.18)}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-outline:hover{border-color:var(--navy);}
.btn-sm{padding:8px 14px;font-size:12.5px}
.btn-block{width:100%}

/* ---------------------------------------------------------- hero */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 75% 15%, rgba(245,130,32,.20), transparent 55%),
    radial-gradient(90% 80% at 15% 90%, rgba(29,62,95,.9), transparent 60%),
    linear-gradient(180deg,#0B1D2F 0%,#12304C 55%,#0B1D2F 100%);
}
.hero-bg::after{content:'';position:absolute;inset:0;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.35) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(70% 60% at 50% 40%,#000,transparent 80%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1fr 320px;gap:40px;
  padding-block:74px 82px;align-items:start}
.hero h1{font-size:44px;line-height:1.45;font-weight:900;margin:0 0 18px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  background:rgba(245,130,32,.14);border:1px solid rgba(245,130,32,.35);color:#FFC189;
  padding:6px 13px;border-radius:100px;margin-bottom:20px}
.hero p{font-size:16px;line-height:2.1;color:rgba(255,255,255,.82);max-width:530px;margin:0 0 12px}
.hero .lead-2{font-size:14px;color:rgba(255,255,255,.62);max-width:470px}
.hero-cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}

.hero-panel{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--r-lg);backdrop-filter:blur(8px);overflow:hidden}
.hp-row{display:flex;align-items:center;gap:12px;padding:14px 18px;
  border-bottom:1px solid rgba(255,255,255,.08)}
.hp-ico{width:34px;height:34px;border-radius:9px;background:rgba(245,130,32,.16);
  display:grid;place-items:center;color:#FFB775;flex:none}
.hp-row .hp-t{font-size:13px;color:rgba(255,255,255,.78);flex:1}
.hp-row .hp-v{font-size:17px;font-weight:900;color:#fff}
.hp-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 18px;background:rgba(22,163,74,.14);font-size:11.5px}
.hp-live{display:inline-flex;align-items:center;gap:6px;color:#86EFAC;font-weight:700}
.hp-live i{width:7px;height:7px;border-radius:50%;background:#22C55E;animation:pulse 2s infinite}

/* ---------------------------------------------------------- emergency bar */
.emerg{background:#7F1D1D;color:#FEE2E2;font-size:12.5px}
.emerg .wrap{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  padding-block:9px;text-align:center}
.emerg b{color:#fff;letter-spacing:.5px;font-size:14px}
.emerg a{color:#fff;text-decoration:underline;text-underline-offset:3px}

/* ---------------------------------------------------------- trust strip */
.trust{background:var(--bg-alt);border-bottom:1px solid var(--line)}
.trust-t{text-align:center;font-size:12px;color:var(--muted);padding-top:22px;font-weight:500}
.trust-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;padding:14px 0 26px}
.trust-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px 4px;
  border-radius:var(--r);color:var(--navy);transition:.2s}
.trust-item:hover{background:#fff;box-shadow:var(--shadow)}
.trust-item svg{width:30px;height:30px;opacity:.72}
.trust-item span{font-size:12px;font-weight:500}

/* ---------------------------------------------------------- sections */
.sec{padding-block:56px}
.sec-alt{background:var(--bg-alt)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.sec-head h2{font-size:24px;font-weight:900;margin:0;letter-spacing:-.3px}
.sec-head h2 .bar{display:inline-block;width:4px;height:20px;background:var(--orange);
  border-radius:2px;vertical-align:-3px;margin-inline-end:10px}
.sec-head p{margin:6px 0 0;color:var(--muted);font-size:13.5px}
.sec-link{font-size:13px;font-weight:700;color:var(--orange);white-space:nowrap}
.sec-link:hover{color:var(--orange-2)}

/* ---------------------------------------------------------- why cbrn */
.why{display:grid;grid-template-columns:330px 1fr;gap:40px;align-items:center}
.why h2{font-size:26px;font-weight:900;margin:0 0 16px;line-height:1.6}
.why p{color:var(--muted);font-size:14px;margin:0 0 14px}
.why .mark{background:linear-gradient(transparent 62%,rgba(245,130,32,.28) 62%);font-weight:700;color:var(--ink)}
.iso{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;
  box-shadow:var(--shadow)}
.iso-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.iso-node{display:flex;align-items:center;gap:10px;background:var(--bg-alt);
  border:1px solid var(--line);border-radius:var(--r);padding:11px 13px;font-size:13px;
  font-weight:500;transition:.2s}
.iso-node:hover{border-color:var(--orange);background:#fff;transform:translateY(-2px)}
.iso-node svg{width:20px;height:20px;color:var(--orange);flex:none}

/* ---------------------------------------------------------- card grids */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g6{grid-template-columns:repeat(6,1fr)}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;
  transition:.22s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CBD5E1}
.card-top{height:3px;position:absolute;inset-inline:0;top:0;background:var(--orange);
  transform:scaleX(0);transform-origin:right;transition:.25s}
.card:hover .card-top{transform:scaleX(1)}
.card h3{font-size:15px;font-weight:700;margin:12px 0 6px}
.card p{font-size:13px;color:var(--muted);margin:0;line-height:1.95}
.card-ico{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:rgba(245,130,32,.1);color:var(--orange)}
.card-ico svg{width:22px;height:22px}
.card-more{display:inline-flex;align-items:center;gap:5px;margin-top:12px;font-size:12.5px;
  font-weight:700;color:var(--navy);opacity:.8}
.card:hover .card-more{color:var(--orange);opacity:1}

/* industries cards */
.ind-card{position:relative;height:130px;border-radius:var(--r);overflow:hidden;
  background:linear-gradient(160deg,var(--navy-3),var(--navy));display:flex;align-items:flex-end;
  padding:14px;color:#fff;border:1px solid rgba(255,255,255,.08);transition:.22s}
.ind-card::before{content:'';position:absolute;inset:0;
  background:radial-gradient(80% 70% at 30% 20%,rgba(245,130,32,.28),transparent 65%);opacity:.7;transition:.25s}
.ind-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.ind-card:hover::before{opacity:1}
.ind-card span{position:relative;font-size:13px;font-weight:700}
.ind-card svg{position:absolute;top:14px;inset-inline-end:14px;width:26px;height:26px;opacity:.5}

/* process steps */
.steps{display:grid;grid-template-columns:repeat(8,1fr);gap:6px;position:relative}
.steps::before{content:'';position:absolute;top:22px;inset-inline:6%;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 6px,transparent 6px 12px)}
.step{position:relative;text-align:center}
.step b{display:grid;place-items:center;width:44px;height:44px;margin:0 auto 10px;
  border-radius:50%;background:#fff;border:2px solid var(--line);font-size:13px;
  font-weight:900;color:var(--navy);transition:.2s}
.step:hover b{border-color:var(--orange);color:var(--orange);transform:scale(1.08)}
.step span{font-size:12px;font-weight:500;color:var(--muted)}

/* tools bar */
.toolbar{background:var(--navy);border-radius:var(--r-lg);padding:14px;
  display:grid;grid-template-columns:repeat(7,1fr);gap:10px}
.tool{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 6px;
  border-radius:var(--r);background:rgba(255,255,255,.06);color:#fff;
  border:1px solid rgba(255,255,255,.09);transition:.2s;text-align:center}
.tool:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.tool svg{width:24px;height:24px;color:var(--orange)}
.tool span{font-size:12px;font-weight:500;line-height:1.5}
.tool.ai{background:linear-gradient(135deg,var(--orange),#C2410C);border-color:transparent}
.tool.ai svg{color:#fff}

/* tabs */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.tab{padding:7px 14px;border-radius:100px;font-size:12.5px;font-weight:500;
  border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;transition:.18s}
.tab:hover{border-color:var(--navy);color:var(--navy)}
.tab.on{background:var(--navy);border-color:var(--navy);color:#fff;font-weight:700}

/* article card */
.acard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.22s}
.acard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.acard-img{height:132px;background:linear-gradient(150deg,var(--navy-3),var(--navy));position:relative}
.acard-img::after{content:'';position:absolute;inset:0;
  background:radial-gradient(70% 80% at 70% 25%,rgba(245,130,32,.35),transparent 60%)}
.acard-tag{position:absolute;top:10px;inset-inline-start:10px;z-index:2;background:rgba(14,36,57,.85);
  color:#fff;font-size:10.5px;font-weight:700;padding:4px 9px;border-radius:100px}
.acard-body{padding:14px 16px 16px}
.acard-body h3{font-size:14.5px;font-weight:700;margin:0 0 7px;line-height:1.75}
.acard-body p{font-size:12.5px;color:var(--muted);margin:0;line-height:1.9}
.acard-meta{display:flex;gap:14px;margin-top:12px;padding-top:11px;border-top:1px solid var(--line);
  font-size:11.5px;color:var(--muted-2)}

/* report banner */
.report{background:linear-gradient(135deg,var(--navy),#0B1D2F);color:#fff;border-radius:var(--r-lg);
  padding:26px;position:relative;overflow:hidden}
.report::after{content:'';position:absolute;inset-inline-end:-40px;top:-40px;width:200px;height:200px;
  border-radius:50%;background:radial-gradient(circle,rgba(245,130,32,.3),transparent 70%)}
.report .rp-tag{font-size:11px;font-weight:700;color:#FFB775;letter-spacing:.5px}
.report h3{font-size:18px;font-weight:900;margin:10px 0;line-height:1.7;position:relative}
.report p{font-size:13px;color:rgba(255,255,255,.7);margin:0 0 18px;position:relative}

/* side list */
.slist{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.slist a{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:13px 16px;font-size:13px;font-weight:500;border-bottom:1px solid var(--line);transition:.18s}
.slist a:last-child{border-bottom:0}
.slist a:hover{background:var(--bg-alt);color:var(--orange);padding-inline-end:22px}

/* brands */
.brand-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.brand{display:grid;place-items:center;height:76px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);font-size:16px;font-weight:900;color:#334155;letter-spacing:.5px;
  filter:grayscale(1);opacity:.72;transition:.22s}
.brand:hover{filter:none;opacity:1;border-color:var(--orange);color:var(--navy)}

/* stats numbers */
.nums{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.num{text-align:center;padding:18px 8px;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.num b{display:block;font-size:26px;font-weight:900;color:var(--navy);letter-spacing:-1px}
.num span{font-size:12px;color:var(--muted)}

/* project card */
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.22s}
.pcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.pcard-img{height:110px;background:linear-gradient(140deg,#1E3A5F,#0E2439);position:relative}
.pcard-img::after{content:'';position:absolute;inset:0;background:
  repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 10px,transparent 10px 20px)}
.pcard-body{padding:13px 15px 15px}
.pcard-body h3{font-size:14px;font-weight:700;margin:0 0 5px}
.pcard-body p{font-size:12px;color:var(--muted);margin:0}
.pcard-meta{display:flex;gap:12px;margin-top:10px;font-size:11.5px;color:var(--muted-2)}

/* newsletter */
.news-box{background:linear-gradient(150deg,var(--navy),#0B1D2F);color:#fff;border-radius:var(--r);padding:22px}
.news-box h3{font-size:15px;font-weight:900;margin:0 0 8px}
.news-box p{font-size:12.5px;color:rgba(255,255,255,.7);margin:0 0 14px}
.news-box input{width:100%;padding:10px 12px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);color:#fff;font-family:inherit;font-size:13px;margin-bottom:10px;outline:none}
.news-box input::placeholder{color:rgba(255,255,255,.5)}

/* CTA band */
.cta{position:relative;background:var(--navy);color:#fff;overflow:hidden;text-align:center}
.cta::before{content:'';position:absolute;inset:0;
  background:radial-gradient(70% 120% at 50% 0%,rgba(245,130,32,.22),transparent 60%)}
.cta .wrap{position:relative;padding-block:52px}
.cta h2{font-size:27px;font-weight:900;margin:0 0 12px;line-height:1.6}
.cta p{font-size:14px;color:rgba(255,255,255,.75);max-width:620px;margin:0 auto 24px}
.cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------------------------------------------------------- footer */
.ftr{background:#0A1B2D;color:rgba(255,255,255,.72);font-size:13px;padding-top:44px}
.ftr-grid{display:grid;grid-template-columns:1.4fr repeat(5,1fr);gap:26px;padding-bottom:34px}
.ftr h4{color:#fff;font-size:13.5px;font-weight:700;margin:0 0 14px}
.ftr ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.ftr ul a{font-size:12.5px;opacity:.78}
.ftr ul a:hover{opacity:1;color:var(--orange)}
.ftr-about p{font-size:12.5px;line-height:2;opacity:.72;margin:12px 0 16px}
.ftr-soc{display:flex;gap:8px}
.ftr-soc a{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.07);
  display:grid;place-items:center;transition:.2s}
.ftr-soc a:hover{background:var(--orange);color:#fff}
.ftr-soc svg{width:16px;height:16px}
.ftr-bot{border-top:1px solid rgba(255,255,255,.09);padding-block:16px;
  display:flex;justify-content:space-between;gap:14px;font-size:11.5px;opacity:.6;flex-wrap:wrap}

/* ---------------------------------------------------------- inner pages */
.crumbs{background:var(--bg-alt);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.crumbs .wrap{display:flex;gap:8px;align-items:center;padding-block:12px;flex-wrap:wrap}
.crumbs a:hover{color:var(--orange)}
.crumbs .sep{opacity:.45}

.page-head{padding-block:34px 8px}
.page-head h1{font-size:28px;font-weight:900;margin:0 0 8px}
.page-head p{color:var(--muted);font-size:14px;margin:0;max-width:720px}

.layout{display:grid;grid-template-columns:250px 1fr;gap:26px;align-items:start;padding-block:26px 60px}
.side{position:sticky;top:78px;display:grid;gap:16px}
.side-box{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.side-box h4{margin:0;padding:13px 15px;font-size:13px;font-weight:700;background:var(--bg-alt);
  border-bottom:1px solid var(--line)}
.side-box .side-list{display:grid}
.side-box .side-list a{padding:10px 15px;font-size:12.5px;border-bottom:1px solid var(--line);
  color:var(--muted);transition:.18s}
.side-box .side-list a:last-child{border-bottom:0}
.side-box .side-list a:hover{background:var(--bg-alt);color:var(--navy)}
.side-box .side-list a.on{color:var(--orange);font-weight:700;background:rgba(245,130,32,.06)}

.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.searchform{display:flex;gap:8px;margin-bottom:18px}
.searchform input{flex:1;padding:11px 14px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-family:inherit;font-size:13.5px;outline:none}
.searchform input:focus{border-color:var(--navy)}

.prose{font-size:14.5px;line-height:2.15;color:#243B52}
.prose h2{font-size:19px;font-weight:900;margin:28px 0 12px}
.prose h3{font-size:16px;font-weight:700;margin:22px 0 10px}
.prose p{margin:0 0 14px}
.prose ul{padding-inline-start:20px;margin:0 0 14px}
.prose li{margin-bottom:6px}

.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;font-size:13px}
.table th{background:var(--navy);color:#fff;font-weight:700;padding:11px 12px;text-align:right;font-size:12.5px}
.table td{padding:10px 12px;border-top:1px solid var(--line)}
.table tbody tr:hover{background:var(--bg-alt)}
.table .mono{font-variant-numeric:tabular-nums;letter-spacing:.5px}

.badge{display:inline-block;padding:3px 9px;border-radius:100px;font-size:11px;font-weight:700}
.b-a{background:rgba(220,38,38,.12);color:#B91C1C}
.b-b{background:rgba(234,88,12,.12);color:#C2410C}
.b-c{background:rgba(202,138,4,.14);color:#A16207}
.b-d{background:rgba(22,163,74,.12);color:#15803D}
.b-muted{background:var(--bg-alt);color:var(--muted)}

.notice{border-inline-start:3px solid var(--amber);background:#FFFBEB;padding:13px 16px;
  border-radius:var(--r-sm);font-size:13px;color:#78350F;margin:16px 0}
.notice.danger{border-color:var(--red);background:#FEF2F2;color:#991B1B}
.notice.ok{border-color:var(--green);background:#F0FDF4;color:#166534}

/* zone diagram */
.zones{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.zone{border-radius:var(--r);padding:18px;color:#fff;position:relative;overflow:hidden;min-height:190px}
.zone h3{margin:0 0 8px;font-size:16px;font-weight:900}
.zone p{font-size:12.5px;opacity:.9;margin:0 0 12px;line-height:1.95}
.zone ul{margin:0;padding-inline-start:18px;font-size:12px;opacity:.92}
.zone li{margin-bottom:5px}

/* ppe selector */
.ppe-form{display:grid;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);padding:20px}
.field label{display:block;font-size:12.5px;font-weight:700;margin-bottom:7px}
.field select,.field input[type=text],.field textarea{width:100%;padding:10px 12px;
  border:1px solid var(--line);border-radius:var(--r-sm);font-family:inherit;font-size:13.5px;
  background:#fff;outline:none}
.field select:focus,.field input:focus,.field textarea:focus{border-color:var(--navy)}
.check{display:flex;align-items:center;gap:9px;font-size:13px}
.ppe-result{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff}
.ppe-result-head{padding:18px 20px;color:#fff;display:flex;align-items:center;gap:14px}
.ppe-result-head b{font-size:38px;font-weight:900;line-height:1}
.ppe-result-body{padding:18px 20px}

/* misc */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty svg{width:44px;height:44px;opacity:.35;margin-bottom:12px}
.chip{display:inline-flex;align-items:center;gap:6px;background:var(--bg-alt);border:1px solid var(--line);
  border-radius:100px;padding:5px 11px;font-size:12px;color:var(--muted)}

/* ---------------------------------------------------------- responsive */
@media (max-width:1080px){
  .nav{display:none}
  .burger{display:block}
  .hero .wrap{grid-template-columns:1fr}
  .why{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:repeat(4,1fr)}
  .steps{grid-template-columns:repeat(4,1fr);gap:16px}
  .steps::before{display:none}
  .toolbar{grid-template-columns:repeat(4,1fr)}
  .g4,.g6,.brand-grid,.nums{grid-template-columns:repeat(3,1fr)}
  .ftr-grid{grid-template-columns:repeat(3,1fr)}
  .layout{grid-template-columns:1fr}
  .side{position:static}
}
@media (max-width:720px){
  .hero h1{font-size:30px}
  .sec{padding-block:38px}
  .g2,.g3,.g4,.g6,.brand-grid,.nums,.zones{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .toolbar{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:repeat(2,1fr)}
  .searchbox{display:none}
  .hdr-tel{display:none}
  .table{display:block;overflow-x:auto;white-space:nowrap}
}
@media (max-width:480px){
  .g2,.g3,.g4,.g6,.nums,.zones{grid-template-columns:1fr}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* mobile drawer */
.drawer{position:fixed;inset:0;z-index:100;background:rgba(10,27,45,.6);
  opacity:0;pointer-events:none;transition:.2s}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{position:absolute;inset-block:0;inset-inline-end:0;width:280px;background:var(--navy);
  padding:20px;transform:translateX(-100%);transition:.25s;overflow-y:auto}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-panel a{display:block;padding:11px 0;color:rgba(255,255,255,.85);font-size:14px;
  border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-panel a:hover{color:var(--orange)}

/* ============================================================
   افزوده‌های نسخه دوم: تصاویر داینامیک، نوار خدمات، دیدگاه‌ها
   ============================================================ */
.hero-photo{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42;
  mask-image:linear-gradient(270deg,#000 10%,transparent 78%)}
.hero .wrap{z-index:2}

.iso{position:relative}
.iso-photo{width:100%;border-radius:var(--r);margin-bottom:14px;object-fit:cover;max-height:230px}

.ind-card.has-img{background-size:cover;background-position:center}
.ind-card.has-img::before{background:linear-gradient(180deg,rgba(10,27,45,.15),rgba(10,27,45,.88))}

.acard-img{background-size:cover;background-position:center}
.acard-img[style]::after{background:linear-gradient(180deg,rgba(10,27,45,.05),rgba(10,27,45,.55))}
.pcard-img{background-size:cover;background-position:center}

.brand img{max-height:34px;width:auto;object-fit:contain}

.cta.has-img{background-size:cover;background-position:center}
.cta.has-img::before{background:linear-gradient(180deg,rgba(10,27,45,.86),rgba(10,27,45,.94))}

/* نوار خدمات */
.svc-row{display:grid;grid-template-columns:repeat(8,1fr);gap:8px}
.svc{display:flex;flex-direction:column;align-items:center;gap:9px;padding:16px 6px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);text-align:center;transition:.2s}
.svc:hover{border-color:var(--orange);transform:translateY(-3px);box-shadow:var(--shadow)}
.svc-ico{width:38px;height:38px;border-radius:10px;background:rgba(245,130,32,.1);color:var(--orange);
  display:grid;place-items:center}
.svc-ico svg{width:20px;height:20px}
.svc span:last-child{font-size:11.5px;font-weight:500;line-height:1.6}

/* دیدگاه‌ها */
.tcard{margin:0;background:#fff;border:1px solid var(--line);border-inline-start:3px solid var(--orange);
  border-radius:var(--r);padding:16px 18px}
.tcard p{margin:0 0 10px;font-size:13px;line-height:2;color:#243B52}
.tcard footer{display:flex;flex-direction:column;gap:2px;font-size:12px}
.tcard footer b{color:var(--navy)}
.tcard footer span{color:var(--muted-2);font-size:11.5px}

/* خبرنامه عریض */
.news-wide{display:grid;grid-template-columns:1fr 380px;gap:24px;align-items:center;
  background:linear-gradient(150deg,var(--navy),#0B1D2F);color:#fff;border-radius:var(--r-lg);padding:26px 30px}
.news-wide h3{font-size:18px;font-weight:900;margin:0 0 6px}
.news-wide p{font-size:13px;color:rgba(255,255,255,.72);margin:0}
.news-wide form{display:flex;gap:8px}
.news-wide input{flex:1;padding:11px 14px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.09);color:#fff;font-family:inherit;font-size:13.5px;outline:none}
.news-wide input::placeholder{color:rgba(255,255,255,.5)}

@media (max-width:1080px){.svc-row{grid-template-columns:repeat(4,1fr)}.news-wide{grid-template-columns:1fr}}
@media (max-width:720px){.svc-row{grid-template-columns:repeat(2,1fr)}.hero-photo{opacity:.22;mask-image:none}}

/* ---- بخش «چرا CBRN» با نقشه زیرساخت‌ها ---- */
.why{grid-template-columns:300px 1fr;gap:34px;align-items:center}
.why-text h2{font-size:25px}
.why-map{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:14px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;
  box-shadow:var(--shadow)}
.wm-col{display:grid;gap:9px}
.wm-node{display:flex;align-items:center;gap:9px;background:var(--bg-alt);border:1px solid var(--line);
  border-radius:100px;padding:9px 14px;font-size:12.5px;font-weight:500;transition:.2s}
.wm-node svg{width:17px;height:17px;color:var(--orange);flex:none}
.wm-node:hover{border-color:var(--orange);background:#fff;transform:translateX(-3px)}
.wm-center{display:grid;place-items:center}
.wm-center img,.wm-center svg{width:100%;max-height:220px;object-fit:contain;border-radius:var(--r)}

/* ---- صنایع در یک ردیف ---- */
.ind-row{display:grid;grid-template-columns:repeat(8,1fr);gap:8px}
.ind-row .ind-card{height:118px;padding:12px}
.ind-row .ind-card span{font-size:12px}
.ind-row .ind-card svg{width:22px;height:22px;top:12px;inset-inline-end:12px}

.acard-more{color:var(--orange);font-weight:700;margin-inline-start:auto}

@media (max-width:1080px){
  .why{grid-template-columns:1fr}
  .ind-row{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:720px){
  .why-map{grid-template-columns:1fr}
  .wm-center{order:-1}
  .ind-row{grid-template-columns:repeat(2,1fr)}
}

/* اندازه پیش‌فرض آیکون‌ها */
svg{width:18px;height:18px;flex:none}
.logo svg{width:32px;height:32px}
.emerg svg{width:16px;height:16px}
.hero-eyebrow svg{width:15px;height:15px}
.tb-label svg{width:14px;height:14px}
.slist a svg,.side-list svg{width:15px;height:15px}
.trust-item svg{width:30px;height:30px}
.wm-center svg{width:100%;height:auto;max-height:220px}
.empty svg{width:44px;height:44px}
.zone svg,.tool svg{width:24px;height:24px}

/* چرا CBRN — نودهای قابلیت دور تصویر مرکزی */
.why{grid-template-columns:275px 1fr;gap:30px;align-items:center}
.why-text h2{font-size:25px;margin:0 0 14px}
.why-text p{font-size:13.5px;line-height:2.05;color:var(--muted);margin:0 0 12px}
.why-map{display:grid;grid-template-columns:190px 1fr 190px;align-items:center}
.wm-col{display:grid;gap:14px;position:relative;z-index:2}
.wm-node{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:100px;padding:7px 8px;font-size:12.5px;font-weight:500;color:var(--ink);
  box-shadow:0 2px 8px rgba(16,35,58,.06);position:relative;transition:.2s}
.wm-ic{width:30px;height:30px;border-radius:50%;background:var(--bg-alt);color:var(--navy);
  display:grid;place-items:center;flex:none;transition:.2s}
.wm-ic svg{width:16px;height:16px}
.wm-node:hover{border-color:var(--orange);box-shadow:0 4px 14px rgba(245,130,32,.18)}
.wm-node:hover .wm-ic{background:var(--orange);color:#fff}
.wm-node::after{content:'';position:absolute;top:50%;width:34px;height:1px;background:var(--line)}
.wm-a .wm-node{padding-inline-end:14px}
.wm-a .wm-node::after{left:-34px}
.wm-b .wm-node{padding-inline-start:14px;flex-direction:row-reverse}
.wm-b .wm-node::after{right:-34px}
.wm-a .wm-node:nth-child(1)::after,.wm-a .wm-node:nth-child(4)::after{width:22px;left:-22px}
.wm-b .wm-node:nth-child(1)::after,.wm-b .wm-node:nth-child(4)::after{width:22px;right:-22px}
.wm-center{display:grid;place-items:center;padding:0 6px;position:relative;z-index:1}
.wm-center img{width:100%;max-height:260px;object-fit:contain;border-radius:var(--r)}
.wm-center svg{width:100%;height:auto;max-height:240px}
.wm-placeholder{text-align:center}
.hint-img{font-size:10.5px;color:var(--muted-2);margin:6px 0 0}
@media (max-width:1080px){
  .why{grid-template-columns:1fr}
  .why-map{grid-template-columns:1fr 1fr}
  .wm-center{grid-column:1 / -1;order:-1;margin-bottom:16px}
  .wm-node::after{display:none}
  .wm-b .wm-node{flex-direction:row}
}
@media (max-width:720px){.why-map{grid-template-columns:1fr}}

/* چرا CBRN — نودهای قابلیت دور تصویر مرکزی */
.why{grid-template-columns:275px 1fr;gap:30px;align-items:center}
.why-text h2{font-size:25px;margin:0 0 14px}
.why-text p{font-size:13.5px;line-height:2.05;color:var(--muted);margin:0 0 12px}
.why-map{display:grid;grid-template-columns:190px 1fr 190px;align-items:center}
.wm-col{display:grid;gap:14px;position:relative;z-index:2}
.wm-node{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:100px;padding:7px 8px;font-size:12.5px;font-weight:500;color:var(--ink);
  box-shadow:0 2px 8px rgba(16,35,58,.06);position:relative;transition:.2s}
.wm-ic{width:30px;height:30px;border-radius:50%;background:var(--bg-alt);color:var(--navy);
  display:grid;place-items:center;flex:none;transition:.2s}
.wm-ic svg{width:16px;height:16px}
.wm-node:hover{border-color:var(--orange);box-shadow:0 4px 14px rgba(245,130,32,.18)}
.wm-node:hover .wm-ic{background:var(--orange);color:#fff}
.wm-node::after{content:'';position:absolute;top:50%;width:34px;height:1px;background:var(--line)}
.wm-a .wm-node{padding-inline-end:14px}
.wm-a .wm-node::after{left:-34px}
.wm-b .wm-node{padding-inline-start:14px;flex-direction:row-reverse}
.wm-b .wm-node::after{right:-34px}
.wm-a .wm-node:nth-child(1)::after,.wm-a .wm-node:nth-child(4)::after{width:22px;left:-22px}
.wm-b .wm-node:nth-child(1)::after,.wm-b .wm-node:nth-child(4)::after{width:22px;right:-22px}
.wm-center{display:grid;place-items:center;padding:0 6px;position:relative;z-index:1}
.wm-center img{width:100%;max-height:260px;object-fit:contain;border-radius:var(--r)}
.wm-center svg{width:100%;height:auto;max-height:240px}
.wm-placeholder{text-align:center}
.hint-img{font-size:10.5px;color:var(--muted-2);margin:6px 0 0}
@media (max-width:1080px){
  .why{grid-template-columns:1fr}
  .why-map{grid-template-columns:1fr 1fr}
  .wm-center{grid-column:1 / -1;order:-1;margin-bottom:16px}
  .wm-node::after{display:none}
  .wm-b .wm-node{flex-direction:row}
}
@media (max-width:720px){.why-map{grid-template-columns:1fr}}

/* اکوسیستم ما */
.eco-row{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.eco-card{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;
  gap:4px 12px;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:18px 16px;transition:.22s}
.eco-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#CBD5E1}
.eco-ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  grid-row:1;transition:.22s}
.eco-ic svg{width:22px;height:22px}
.eco-card:hover .eco-ic{transform:scale(1.06)}
.eco-txt{display:grid;gap:3px;grid-row:1}
.eco-txt b{font-size:15px;font-weight:900;color:var(--ink)}
.eco-txt span{font-size:11.5px;color:var(--muted);line-height:1.7}
.eco-arrow{grid-column:1 / -1;grid-row:2;font-size:16px;color:var(--muted-2);
  margin-top:8px;transition:.22s}
.eco-card:hover .eco-arrow{color:var(--orange);transform:translateX(-4px)}
@media (max-width:1080px){.eco-row{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){.eco-row{grid-template-columns:repeat(2,1fr)}}

/* بلوک ابزارها، مرکز دانش، فناوری‌ها، پروژه‌ها */
.ico-img{width:100%;height:100%;object-fit:contain;display:block}
.tool-row{display:grid;grid-template-columns:repeat(7,1fr);gap:10px}
.tool2{display:flex;align-items:center;gap:10px;padding:14px 12px;border-radius:var(--r);
  background:linear-gradient(160deg,#12304C,#0B1D2F);border:1px solid rgba(255,255,255,.09);
  color:#fff;transition:.2s;min-height:78px}
.tool2:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:rgba(245,130,32,.5)}
.tool2-ic{width:34px;height:34px;flex:none;display:grid;place-items:center;color:var(--orange)}
.tool2-ic svg{width:26px;height:26px}
.tool2-txt{font-size:12px;font-weight:500;line-height:1.7}
.tool2-txt em{display:block;font-style:normal;font-size:10.5px;opacity:.6;margin-top:2px}
.tool2-hl{background:linear-gradient(135deg,#1E4D8C,#0B2C57);border-color:rgba(96,165,250,.45)}
.tool2-hl .tool2-ic{color:#93C5FD}
.kn-grid{display:grid;grid-template-columns:1fr 330px;gap:26px;align-items:start}
.kn-side{display:grid;gap:14px}
.block-link{display:block;text-align:left;margin-top:12px;font-size:12.5px}
.acard-body h3{font-size:14px;line-height:1.85;margin:0 0 10px}
.acard-time{font-size:11.5px;color:var(--muted);padding-bottom:10px}
.acard-foot{display:flex;align-items:center;gap:8px;border-top:1px solid var(--line);
  padding-top:10px;font-size:12px;font-weight:700;color:#1D4ED8}
.acard-foot i{font-style:normal;margin-inline-start:auto;transition:.2s}
.acard:hover .acard-foot i{transform:translateX(-4px)}
.rl-list{display:grid;gap:8px}
.rl{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);padding:10px 14px;font-size:13px;font-weight:500;transition:.2s}
.rl-ic{width:26px;height:26px;border-radius:7px;background:var(--bg-alt);color:var(--navy);
  display:grid;place-items:center;flex:none}
.rl-ic svg{width:15px;height:15px}
.rl:hover{border-color:var(--orange);color:var(--orange)}
.rl:hover .rl-ic{background:var(--orange);color:#fff}
.tech-row{display:grid;grid-template-columns:repeat(8,1fr);gap:10px}
.tech{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;transition:.2s}
.tech-ic{width:56px;height:56px;border-radius:50%;background:#fff;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--navy);transition:.2s;padding:14px}
.tech-ic svg{width:26px;height:26px}
.tech span:last-child{font-size:11.5px;font-weight:500;line-height:1.65;color:var(--ink)}
.tech:hover .tech-ic{border-color:var(--orange);color:var(--orange);transform:translateY(-3px);
  box-shadow:var(--shadow)}
.brand-grid{grid-template-columns:repeat(4,1fr)}
.brand{height:70px;padding:12px}
.pcard-body h3{font-size:13.5px;margin:0 0 3px}
.pcard-loc{font-size:11px;color:var(--muted-2);margin-bottom:6px}
.pcard-body p{font-size:11.5px;line-height:1.85}
.pcard-foot{display:flex;align-items:center;gap:8px;margin-top:10px;padding-top:9px;
  border-top:1px solid var(--line);font-size:11.5px}
.ok-dot{color:var(--green);font-weight:700}
.pcard-foot i{font-style:normal;margin-inline-start:auto;color:var(--muted-2);transition:.2s}
.pcard:hover .pcard-foot i{transform:translateX(-4px);color:var(--orange)}
.kn-grid .nums{grid-template-columns:repeat(3,1fr)}
.num b{font-size:24px}
@media (max-width:1080px){
  .tool-row{grid-template-columns:repeat(4,1fr)}
  .tech-row{grid-template-columns:repeat(4,1fr)}
  .kn-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .tool-row,.tech-row{grid-template-columns:repeat(2,1fr)}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .kn-grid .nums{grid-template-columns:repeat(2,1fr)}
}

/* اصلاح سرریز شبکه‌ها داخل ستون کناری */
.kn-grid > *{min-width:0}
.kn-grid .grid,.kn-grid .tech-row,.kn-grid .brand-grid,.kn-grid .nums{min-width:0}
.kn-grid .grid > *,.kn-grid .tech-row > *,.kn-grid .brand-grid > *,.kn-grid .nums > *{min-width:0}
.kn-grid .brand-grid{grid-template-columns:repeat(2,1fr);gap:10px}
.brand{height:64px;padding:8px 10px;font-size:13px;text-align:center;line-height:1.5;
  overflow:hidden;word-break:break-word}
.brand img{max-height:28px}
.kn-grid .tech-row{grid-template-columns:repeat(4,1fr);gap:18px 10px}
.tech span:last-child{overflow-wrap:anywhere}
.kn-grid .g4{grid-template-columns:repeat(2,1fr)}
/* ============================================================
   اصلاح ریسپانسیو — جلوگیری از اسکرول افقی
   ============================================================ */
html,body{overflow-x:hidden;max-width:100%}
.topbar,.hdr,.hero,.sec,.cta,.ftr,.crumbs,.emerg{overflow-x:clip}
.tb-track{overflow:hidden}
.wrap{max-width:100%}
img,svg,video,table{max-width:100%}

/* جدول‌ها روی موبایل داخل قاب اسکرول شوند */
.table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;
  border-radius:var(--r);border:1px solid var(--line);background:#fff}
.table-wrap .table{border:0;border-radius:0;margin:0;min-width:640px}
.table-wrap::-webkit-scrollbar{height:6px}
.table-wrap::-webkit-scrollbar-thumb{background:var(--muted-2);border-radius:3px}

@media (max-width:720px){
  /* نوار خبر روی موبایل جمع‌وجورتر */
  .topbar .wrap{gap:10px}
  .tb-more{display:none}

  /* هیرو */
  .hero .wrap{padding-block:44px 50px;gap:26px}
  .hero h1{font-size:26px;line-height:1.5}
  .hero p{font-size:14.5px}
  .hero-cta .btn{flex:1;justify-content:center}

  /* نوار اضطراری چندخطی */
  .emerg .wrap{flex-direction:column;gap:4px;padding-block:10px;line-height:1.7}
  .emerg b{font-size:13px}

  /* عنوان بخش‌ها */
  .sec-head{flex-direction:column;align-items:flex-start;gap:8px}
  .sec-head h2{font-size:20px}
  .page-head h1{font-size:22px}

  /* شبکه‌ها تک/دوستونه */
  .eco-row,.tool-row,.tech-row{grid-template-columns:repeat(2,1fr)}
  .svc-row{grid-template-columns:repeat(2,1fr)}
  .ind-row{grid-template-columns:repeat(2,1fr)}
  .kn-grid .g4,.kn-grid .grid.g3{grid-template-columns:1fr}
  .kn-grid .nums{grid-template-columns:repeat(2,1fr)}
  .zones{grid-template-columns:1fr}

  /* نقشه «چرا CBRN» */
  .why-map{grid-template-columns:1fr;gap:10px}
  .wm-center{order:-1;margin-bottom:10px}
  .wm-node::after{display:none}
  .wm-b .wm-node{flex-direction:row;padding-inline:8px}
  .wm-a .wm-node{padding-inline:8px}

  /* فرم‌ها و ابزارها */
  .layout{grid-template-columns:1fr;gap:18px}
  .searchform{flex-direction:column}
  .searchform .btn{width:100%}
  .ppe-form .grid.g2{grid-template-columns:1fr}
  .tabs{overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;
    -webkit-overflow-scrolling:touch;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tab{white-space:nowrap}

  /* فوتر */
  .ftr-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .ftr-bot{flex-direction:column;gap:6px;text-align:center}

  /* فراخوان */
  .cta h2{font-size:21px}
  .cta-btns{flex-direction:column}
  .cta-btns .btn{width:100%}

  /* خبرنامه */
  .news-wide{padding:20px}
  .news-wide form{flex-direction:column}
  .news-wide .btn{width:100%}
}

@media (max-width:420px){
  body{font-size:14.5px}
  .hero h1{font-size:23px}
  .eco-row,.tool-row,.svc-row,.ind-row{grid-template-columns:1fr}
  .tech-row{grid-template-columns:repeat(2,1fr)}
  .brand-grid,.kn-grid .brand-grid{grid-template-columns:repeat(2,1fr)}
  .kn-grid .nums{grid-template-columns:1fr}
  .ftr-grid{grid-template-columns:1fr}
}