@font-face{font-family:Vazirmatn;src:url(vazirmatn-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Vazirmatn;src:url(vazirmatn-700.woff2) format("woff2");font-weight:700;font-display:swap}
:root{--ink:#111316;--muted:#73777b;--cyan:#36c8f4;--line:#e3e6e9;--surface:#f3f5f6;--space:clamp(22px,4.4vw,76px)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:#fff;color:var(--ink);font-family:Vazirmatn,Tahoma,Arial,sans-serif;line-height:1.85}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button,a,input,textarea{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.6;cursor:wait}img{max-width:100%;height:auto}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}button{border:0}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(32px,3.35vw,56px);line-height:1.55;letter-spacing:-1.7px}h2{font-size:clamp(22px,2.05vw,32px);line-height:1.6}h3{font-size:18px}p{color:var(--muted)}.skip{position:fixed;top:-100px;right:20px;z-index:100;background:white;padding:10px}.skip:focus{top:10px}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{height:100px;display:flex;align-items:center;gap:36px;padding:0 var(--space);transition:height .3s}.scrolled .header-inner{height:78px}.brand{width:100px;flex-shrink:0;display:flex;align-items:center}.brand img{display:block;max-height:83px;width:auto;mix-blend-mode:multiply}nav{margin-inline:auto}nav ul{padding:0;list-style:none;display:flex;gap:32px;margin:0}nav a{font-size:14px;font-weight:bold;position:relative}nav a:after{content:'';position:absolute;bottom:-9px;right:0;width:0;height:2px;background:var(--cyan);transition:width .2s}nav a:hover:after{width:100%}nav li{position:relative}nav .sub-menu{display:none;position:absolute;top:100%;right:0;min-width:210px;background:white;padding:20px;box-shadow:0 12px 25px #0001}nav li:hover>.sub-menu,nav li:focus-within>.sub-menu{display:grid}.header-actions{display:flex;align-items:center;gap:24px}.button{display:inline-flex;justify-content:center;align-items:center;gap:10px;background:#08090a;color:#fff;border:1px solid #08090a;padding:13px 23px;font-size:14px;font-weight:bold;transition:background .2s,transform .2s;min-height:48px}.button:hover{background:#303337;transform:translateY(-2px)}.search-toggle{font-family:Arial;font-size:33px;line-height:1;background:none;width:44px;height:44px}.quote-count{font-size:11px;border:1px solid #ffffff5c;border-radius:50%;width:22px;height:22px;display:grid;place-items:center}.menu-toggle{display:none}.hero{display:grid;grid-template-columns:42% 58%;min-height:490px}.hero-copy{padding:clamp(38px,5vw,85px) var(--space);align-self:center}.eyebrow{font:11px/1.5 Arial,sans-serif;letter-spacing:4px;color:#8193a2;display:flex;align-items:center;gap:20px;margin-bottom:32px;direction:ltr;justify-content:flex-end}.eyebrow:after{content:'';height:32px;width:2px;background:var(--cyan)}.hero-subtitle{font-size:17px;margin-bottom:34px;line-height:2.1}.hero-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.text-button{background:none;padding:6px 0;border-bottom:1px solid #777;color:#5b6065;font-size:14px}.hero-visual{position:relative;overflow:hidden;background:#222;min-height:490px}.hero-img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;transition:transform .8s ease-out;will-change:transform}.visual-caption{position:absolute;bottom:29px;right:30px;color:#ddd;font-size:12px;background:#171a1bbb;padding:5px 12px}.visual-link{position:absolute;bottom:34px;left:30px;color:white;font-size:12px}.section{padding:48px var(--space)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:26px}.section-heading h2{margin:0}.section-heading .eyebrow{justify-content:flex-end;margin:0 0 8px}.text-link{font-size:12px;border-bottom:1px solid #444;padding:6px 0;white-space:nowrap}.category-grid,.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.category-card{position:relative;display:flex;align-items:center;background:#f2f3f4;overflow:hidden;min-height:200px;padding:20px 17px;isolation:isolate}.category-card>div{z-index:2;width:51%;margin-inline-end:auto}.category-card h3{font-size:16px;margin-bottom:12px;white-space:nowrap}.category-card p{font-size:11px;line-height:1.85;margin-bottom:16px}.category-card img{width:50%;height:190px;object-fit:cover;object-position:center;mix-blend-mode:multiply;transition:transform .6s}.category-card:hover img{transform:scale(1.07)}.category-arrow{font:22px Arial}.quote-strip{border:1px solid #d6dce1;margin-top:26px;padding:23px;display:flex;gap:24px;align-items:center}.quote-strip h2{font-size:18px;margin-bottom:6px}.quote-strip p{font-size:11px;margin-bottom:0}.quote-strip>div{flex:1}.quote-strip ol{display:flex;gap:25px;font-size:10px;color:#777;padding:0;list-style:none}.quote-strip li{border-top:1px solid #d8dce0;padding-top:12px}.quote-strip .button{font-size:12px}.products-section{background:#fafbfc}.product-card{border:1px solid var(--line);background:white;overflow:hidden}.product-image{display:flex;height:240px;align-items:center;justify-content:center;padding:20px;background:#f6f7f8;overflow:hidden}.product-image img{max-height:100%;width:100%;object-fit:contain;transition:transform .5s}.product-card:hover img{transform:scale(1.045)}.placeholder{font:10px Arial;letter-spacing:2px;color:#999}.product-info{padding:18px}.product-info h3{font-size:15px;min-height:50px}.card-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:11px}.card-actions button{background:none;font-size:12px;color:#111}.contact-section{text-align:center;padding:90px 22px;background:#f0f3f5}.contact-section .eyebrow{justify-content:center}.contact-section h2{font-size:clamp(26px,3vw,42px)}.phone{display:block;margin-top:20px;direction:ltr}.site-footer{padding:30px var(--space);display:flex;justify-content:space-between;gap:25px;align-items:center;font-size:11px}.site-footer>a{font-family:Arial;font-size:14px;font-weight:bold;letter-spacing:2px}.site-footer>a span{display:block;font-family:Tahoma;font-size:10px;letter-spacing:0;color:#888}.site-footer p{margin:0}.site-footer>span{color:#888}.content-page{min-height:65vh;padding-top:50px}.catalog-categories{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}.catalog-categories a{font-size:13px;padding:9px 15px;border:1px solid var(--line)}.catalog-categories a:hover{border-color:var(--cyan)}.single-product-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin-top:35px}.single-gallery{background:var(--surface);padding:25px;display:flex;flex-wrap:wrap;justify-content:center;align-content:flex-start;gap:15px}.single-gallery>img:first-child{width:100%;height:400px;object-fit:contain}.single-gallery>img:not(:first-child){width:25%;height:100px;object-fit:contain}.single-product-layout h1{font-size:32px}.spec-title{font-size:22px;margin-top:35px}table{width:100%;border-collapse:collapse;font-size:14px}td,th{padding:13px;text-align:right;border-bottom:1px solid var(--line)}th{background:var(--surface)}td p{margin:0}.prose{line-height:2.2}.prose>img{max-height:500px;object-fit:contain}.prose h1{font-size:34px}.product-description{margin-top:45px;max-width:950px}.muted{font-size:12px;margin-top:18px}.article-card img{width:100%;height:200px;object-fit:cover}.article-card h2{font-size:21px}.pagination{margin-top:35px}.page-numbers{padding:8px 13px;border:1px solid var(--line)}dialog{border:0;width:min(580px,calc(100% - 28px));max-height:90vh;padding:30px;box-shadow:0 30px 100px #0004;color:var(--ink)}dialog::backdrop{background:#1119;backdrop-filter:blur(4px)}.dialog-header{display:flex;justify-content:space-between;align-items:flex-start}.dialog-header h2{font-size:24px}.dialog-header .eyebrow{font-size:9px;margin-bottom:12px;justify-content:flex-end}.dialog-close{font:30px Arial;background:none;width:42px;height:42px}.quote-row{display:grid;grid-template-columns:1fr 75px 35px;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);align-items:center;font-size:13px}.quote-row input{width:75px;padding:7px;border:1px solid #ddd}.quote-row button{background:none;font-size:20px}.empty-quote{padding:18px;background:var(--surface);font-size:13px}#quote-form{display:grid;gap:15px;margin-top:22px}#quote-form label{display:grid;gap:6px;font-size:12px}input,textarea{border:1px solid #d5dbe0;padding:11px;background:#fff;color:#111;min-width:0}textarea{resize:vertical}.privacy-note{font-size:10px;margin:0}#quote-status{font-size:12px;margin:0}.trap{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}#search-panel{padding:20px var(--space);border-top:1px solid var(--line)}#search-panel form{display:flex;gap:15px;align-items:center}#search-panel label{font-size:13px}#search-panel input{flex:1}.no-js{text-align:center;font-size:12px}.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s,transform .7s}.js .reveal.visible{opacity:1;transform:none}body.admin-bar .site-header{top:32px}
@media(min-width:1600px){.hero{max-height:620px}.hero-visual{min-height:560px}.category-card{min-height:230px}}
@media(max-width:1100px){nav ul{gap:20px}.header-inner{gap:22px}.hero-copy{padding:40px 28px}.hero-actions{gap:15px}.category-card{min-height:190px;padding:15px 12px}.category-card h3{font-size:14px}.category-card p{font-size:10px}.category-card img{height:160px}.quote-strip ol{display:none}.product-image{height:200px}}
@media(max-width:800px){.header-inner{height:80px;gap:15px}.brand{width:78px}.brand img{max-height:66px}.menu-toggle{display:block;background:none;font-size:22px;margin-inline-start:auto}.menu-toggle span{display:none}nav{display:none;position:absolute;top:100%;right:0;left:0;background:white;border-bottom:1px solid var(--line);padding:25px}nav.open{display:block}nav ul{display:grid;gap:18px}nav .sub-menu{position:static;box-shadow:none}nav li:hover>.sub-menu{display:grid}.header-actions{gap:5px}.header-actions .button{font-size:11px;padding:9px 12px;min-height:40px}.search-toggle{font-size:27px;width:32px}.hero{grid-template-columns:1fr}.hero-copy{padding:42px var(--space)}.hero-copy .eyebrow{margin-bottom:20px}.hero h1{font-size:38px;margin-bottom:17px}.hero-subtitle{font-size:14px;margin-bottom:25px}.hero-visual{min-height:340px}.hero-img{object-position:center}.category-grid,.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.section{padding:35px var(--space)}.section-heading h2{font-size:22px}.category-card{min-height:175px}.quote-strip{align-items:flex-start;flex-direction:column;gap:18px}.quote-strip .button{width:100%}.single-product-layout{grid-template-columns:1fr;gap:28px}.single-gallery>img:first-child{height:300px}.site-footer{flex-direction:column;text-align:center;gap:15px}.contact-section{padding:60px 22px}#search-panel form{flex-wrap:wrap}#search-panel label{width:100%}body.admin-bar .site-header{top:46px}}
@media(max-width:420px){.category-grid{gap:10px}.category-card{padding:12px 8px;min-height:160px}.category-card h3{font-size:12px}.category-card p{font-size:9px}.category-card img{height:140px}.product-grid{gap:10px}.product-info{padding:12px}.product-info h3{font-size:12px}.card-actions{flex-wrap:wrap}.product-image{height:170px;padding:12px}.hero-visual{min-height:260px}.visual-caption{font-size:9px;right:15px}.visual-link{left:15px;font-size:10px}.header-actions .button{font-size:10px}.quote-count{width:17px;height:17px;font-size:9px}dialog{padding:20px}.section-heading{gap:10px}.section-heading h2{font-size:19px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.js .reveal{opacity:1;transform:none}.hero-img{transform:none!important}}

/* 1.0.1: spacing and category composition refined from installed screenshots. */
.hero-copy{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding-block:44px}
.hero-copy .eyebrow{margin:0 0 22px;width:100%}
.hero-copy h1{margin:0 0 22px;line-height:1.45}
.hero-copy .hero-subtitle{margin:0 0 28px;line-height:1.9}
.hero-actions{margin:0}
#categories{padding-top:34px;padding-bottom:34px}
.section-heading{margin-bottom:22px}
.category-card{padding:0;min-height:210px;align-items:stretch}
.category-card>div{width:52%;padding:26px 18px;display:flex;flex-direction:column;justify-content:center;margin:0}
.category-card h3{margin-bottom:10px;white-space:normal}
.category-card p{margin-bottom:14px}
.category-card img{width:48%;height:auto;align-self:stretch;object-fit:cover;mix-blend-mode:normal}
.category-arrow{margin-top:auto}
.quote-strip{margin-top:22px;padding:20px 23px}
.products-section{padding-top:36px;padding-bottom:40px}
.contact-section{padding:60px 22px}
.contact-section .eyebrow{margin-bottom:20px}
.contact-section h2{line-height:1.65;margin-bottom:26px}
.site-footer{padding-block:25px}
@media(min-width:1600px){.hero-visual{min-height:510px}.category-card{min-height:230px}}
@media(max-width:1100px){.category-card>div{padding:19px 12px}.category-card{min-height:190px}}
@media(max-width:800px){.hero-copy{padding:34px var(--space)}.hero-copy h1{margin-bottom:17px}.hero-copy .eyebrow{margin-bottom:18px}.hero-copy .hero-subtitle{margin-bottom:22px}.category-card{min-height:180px}.category-card>div{padding:18px 12px}.contact-section{padding:44px 22px}}
@media(max-width:420px){.category-card{min-height:165px}.category-card>div{padding:16px 9px}.category-card h3{font-size:12px}.category-card p{font-size:9px}.category-card img{height:auto}}

/* 1.0.2 — independent product layers and restrained continuous motion */
.hero-animated{background:radial-gradient(ellipse at 45% 28%,#515459 0%,#292c30 43%,#15171b 85%);isolation:isolate}
.hero-stage{position:absolute;inset:0;overflow:hidden;--stage-x:0px;--stage-y:0px}
.hero-stage:before{content:'';position:absolute;inset:0;background:linear-gradient(115deg,transparent 10%,#fff025 47%,transparent 70%);opacity:.25;pointer-events:none}
.stage-floor{position:absolute;left:-10%;right:-10%;bottom:-12%;height:34%;background:linear-gradient(#3b3e43,#171a1e);transform:perspective(600px) rotateX(28deg);border-top:1px solid #ffffff15}
.product-layer{position:absolute;bottom:11%;transform:translate(var(--stage-x),var(--stage-y));transition:transform .6s ease-out;pointer-events:none}
.product-layer img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 18px 15px #0006);animation:sm-float 7.5s ease-in-out infinite;display:block}
.layer-valve{left:29%;width:43%;height:83%;z-index:3}
.layer-elbow{left:1%;width:37%;height:47%;bottom:9%;z-index:4}
.layer-flange{right:0%;width:37%;height:54%;bottom:9%;z-index:2}
.layer-elbow img{animation-delay:-2.8s;animation-duration:8.7s}.layer-flange img{animation-delay:-4.4s;animation-duration:9.2s}
.stage-label{position:absolute;z-index:5;color:#e8eaed;font-size:12px;opacity:0;animation:sm-label 1s ease-out forwards;text-shadow:0 2px 8px #0008;pointer-events:none}
.stage-label:after{content:'';display:block;width:60px;height:1px;background:#ddd8;margin-top:7px}
.label-valve{right:10%;top:24%;animation-delay:.3s}.label-elbow{left:5%;top:47%;animation-delay:.9s}.label-flange{right:7%;top:49%;animation-delay:1.5s}
.animation-toggle{position:absolute;top:18px;left:20px;z-index:8;display:flex;align-items:center;gap:7px;color:#eee;background:#1117;border:1px solid #ffffff35;padding:6px 10px;font-size:10px;min-height:36px}
.hero-animated .visual-caption,.hero-animated .visual-link{z-index:6}.hero-animated .visual-caption{font-size:10px;bottom:22px}.hero-animated .visual-link{bottom:27px}
.hero-animated.paused .product-layer img,.hero-animated.offscreen .product-layer img{animation-play-state:paused}
.hero-animated.paused .stage-label,.hero-animated.offscreen .stage-label{animation-play-state:paused}
.hero-animated.paused .product-layer{transform:none}
@keyframes sm-float{0%,100%{transform:translateY(0) rotate(-.25deg)}50%{transform:translateY(-7px) rotate(.3deg)}}
@keyframes sm-label{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:800px){.product-layer img{animation-duration:10s}.hero-animated{min-height:350px}.stage-label{font-size:10px}.animation-toggle{font-size:9px;top:12px;left:14px}.hero-animated .visual-caption{right:14px;font-size:9px}.hero-animated .visual-link{left:14px;font-size:10px}}
@media(max-width:420px){.hero-animated{min-height:290px}.stage-label{font-size:9px}.label-valve{right:9%;top:26%}.label-elbow{left:4%;top:46%}.label-flange{right:5%;top:51%}.hero-animated .visual-caption{max-width:66%;font-size:8px}.hero-animated .visual-link{font-size:9px}}
@media(prefers-reduced-motion:reduce){.product-layer,.product-layer img{transform:none!important;animation:none!important}.stage-label{opacity:1;animation:none!important;transform:none!important}.animation-toggle{display:none}}