@font-face{font-family:"Vazirmatn";src:url("../fonts/vazirmatn-fa-variable.woff2") format("woff2");font-style:normal;font-weight:100 900;font-display:swap}
:root{--ink:#0b0c0e;--ink-2:#111316;--paper:#f2f1ed;--silver:#c8cbd0;--muted:#787b80;--line:rgba(16,18,20,.16);--amber:#b46a30;--pad:clamp(24px,5vw,78px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Helvetica Neue",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.noise{position:fixed;inset:0;opacity:.035;pointer-events:none;z-index:20;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E")}.site-header{position:absolute;top:0;left:0;right:0;z-index:10;height:92px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 var(--pad);color:white;border-bottom:1px solid rgba(255,255,255,.15)}.brand{display:flex;align-items:center;gap:12px;font:600 14px/1 Arial,sans-serif;letter-spacing:.24em}.brand-mark{width:31px;height:31px;fill:none;stroke:currentColor;stroke-width:1.5}.brand-mark path+path{stroke-width:1.1}.desktop-nav{display:flex;gap:38px}.desktop-nav a{font-size:13px;color:#d8d9db;transition:.2s}.desktop-nav a:hover{color:white}.header-cta{justify-self:end;font-size:13px;border-bottom:1px solid #aaa;padding-bottom:5px}.header-cta span,.text-link span,.btn span{margin-left:10px}.menu-toggle{display:none;background:none;border:0;color:white;width:40px;height:40px}.menu-toggle span{display:block;height:1px;background:currentColor;margin:7px 0}
.hero{height:min(900px,100svh);min-height:700px;background:#080a0c;color:white;position:relative;overflow:hidden}.hero-bg{position:absolute;inset:0;background:url("../images/hero-1600.webp") center/cover no-repeat}.hero-vignette{position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,4,6,.94) 0%,rgba(3,5,7,.78) 29%,rgba(4,6,8,.15) 70%),linear-gradient(0deg,rgba(3,4,6,.72),transparent 46%)}.hero-content{position:relative;padding:clamp(180px,24vh,235px) var(--pad) 0;max-width:760px}.eyebrow{font:500 11px/1 Arial,sans-serif;letter-spacing:.18em;text-transform:uppercase;display:flex;align-items:center;gap:11px}.eyebrow>span{height:1px;width:28px;background:var(--amber)}h1,h2,h3,p{margin-top:0}.hero h1,.intro h2,.refining h2,.quality h2,.about h2,.contact h2{font:500 clamp(70px,9.5vw,145px)/.84 Arial,sans-serif;letter-spacing:-.065em;margin:26px 0 33px}.hero h1 em,h2 em{font-weight:400;color:#aeb2b8}.hero-copy{color:#c2c5c9;line-height:1.7;font-size:15px}.hero-actions{display:flex;align-items:center;gap:32px;margin-top:36px}.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:20px;min-width:184px;padding:15px 18px;border:1px solid transparent;font-size:12px;text-transform:uppercase;letter-spacing:.08em;cursor:pointer;transition:.25s}.btn-light{background:#f4f3ef;color:#111}.btn-light:hover{background:#fff;transform:translateY(-2px)}.text-link{font-size:12px;text-transform:uppercase;letter-spacing:.09em;border-bottom:1px solid #6d7074;padding-bottom:6px}.hero-meta{position:absolute;right:var(--pad);bottom:44px;display:flex;border-top:1px solid rgba(255,255,255,.3);padding-top:18px}.hero-meta div{display:flex;flex-direction:column;min-width:145px}.hero-meta strong{font:500 25px Arial,sans-serif}.hero-meta sup{font-size:11px}.hero-meta span{font-size:10px;color:#96999d;margin-top:5px}.scroll-cue{position:absolute;left:var(--pad);bottom:39px;display:flex;align-items:center;gap:12px;font-size:9px;letter-spacing:.2em;text-transform:uppercase}.scroll-cue i{display:block;width:45px;height:1px;background:#777}.section-pad{padding:125px var(--pad)}.section-label{font:500 10px/1 Arial,sans-serif;letter-spacing:.2em;display:flex;gap:17px}.section-label span{color:#989a9c}.section-label.light{color:#e9e9e8}.section-label.light span{color:#717479}.intro-heading{display:grid;grid-template-columns:1.3fr .7fr;align-items:end;gap:80px;margin:70px 0 90px}.intro h2,.quality h2,.contact h2{font-size:clamp(55px,7vw,105px);margin:0}.intro-heading p,.quality-head>p{max-width:430px;color:#676a6d;font-size:15px;line-height:1.85;margin-bottom:5px}.product-tabs{display:flex;gap:9px;margin-bottom:24px}.tab{background:transparent;border:1px solid #c9c8c3;padding:10px 16px;border-radius:30px;font-size:11px;cursor:pointer}.tab.active{background:#17191b;color:white;border-color:#17191b}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.product-card{transition:.35s}.product-card.hidden{display:none}.product-visual{aspect-ratio:1/.82;background:#ddddd9;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.product-visual img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease,filter .6s ease}.product-card:hover .product-visual img{transform:scale(1.035);filter:brightness(1.08)}.product-no{position:absolute;top:18px;left:19px;font:500 10px Arial,sans-serif;color:#fff;background:rgba(5,7,9,.64);padding:7px 9px}.product-info{display:flex;justify-content:space-between;align-items:center;padding:20px 2px}.product-info h3{font:500 17px Arial,sans-serif;margin-bottom:5px}.product-info p{font-size:11px;color:#777;margin:0}.product-info>a{width:38px;height:38px;border:1px solid #aaa;border-radius:50%;display:grid;place-items:center;transition:.25s}.product-info>a:hover{background:#111;color:white}
.refining{background:var(--ink);color:white}.refining-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:9vw;margin:85px 0 140px}.refining h2{font-size:clamp(58px,7vw,105px);margin:0 0 34px}.refining-copy>p{color:#96999d;max-width:420px;line-height:1.8;font-size:14px}.btn-outline{color:white;border-color:#555;margin-top:25px}.btn-outline:hover{background:white;color:#111}.process{display:grid;grid-template-columns:44px 1fr 20px;gap:18px;padding:25px 0;border-top:1px solid #333}.process:last-child{border-bottom:1px solid #333}.process>span{font-size:10px;color:#666}.process h3{font:500 18px "Manrope";margin-bottom:0}.process p{display:none;color:#96999d;font-size:13px;line-height:1.7;margin:13px 0 0;max-width:460px}.process.active p{display:block}.process b{font-weight:400;color:#777;cursor:pointer}.circularity{border-top:1px solid #333;padding-top:75px;display:grid;grid-template-columns:.55fr 1fr .75fr;gap:70px;align-items:center}.orb{width:190px;height:190px;border-radius:50%;display:grid;place-content:center;text-align:center;color:#202226;background:radial-gradient(circle at 37% 28%,#fff,#b3b6ba 45%,#595d62 75%,#23262a);box-shadow:0 0 70px rgba(197,204,215,.16)}.orb span{font:500 58px/.8 "Manrope"}.orb small{margin-top:12px}.circularity h3{font:500 clamp(35px,4vw,60px)/1.04 "Manrope";letter-spacing:-.05em;margin:20px 0 0}.circularity h3 em{color:#aeb1b5;font-weight:400}.circularity>p{color:#888b90;font-size:13px;line-height:1.8}.quality-head{display:grid;grid-template-columns:1.2fr .8fr;align-items:end;margin:70px 0 95px}.quality-head>p{justify-self:end}.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.metrics article{padding:40px 20px 35px 0;border-right:1px solid var(--line)}.metrics article:not(:first-child){padding-left:30px}.metrics article:last-child{border:0}.metrics strong{font:500 clamp(35px,4vw,62px) "Manrope";letter-spacing:-.06em}.metrics strong small{font-size:.36em;margin-left:4px}.metrics span{display:block;margin-top:15px;color:#727579;font-size:11px}.fine-print{font-size:9px;color:#999;margin-top:12px}.applications{margin-top:100px;display:grid;grid-template-columns:1fr 3fr;align-items:start}.applications>p{font-size:11px;text-transform:uppercase;letter-spacing:.12em}.applications div{display:flex;flex-wrap:wrap;gap:9px}.applications span{border:1px solid #c3c3bf;border-radius:40px;padding:13px 19px;font-size:12px}.about{background:#c5c7ca;padding-top:85px;padding-bottom:85px}.about-panel{background:linear-gradient(110deg,#17191b,#070809);color:white;min-height:620px;padding:70px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.about-panel:after{content:"Ag";position:absolute;right:-2%;top:5%;font:500 470px/1 "Manrope";letter-spacing:-.12em;color:transparent;-webkit-text-stroke:1px #2d3033}.about h2{font-size:clamp(60px,8vw,120px);position:relative;z-index:1;margin:60px 0}.about-bottom{display:grid;grid-template-columns:1fr 1fr;position:relative;z-index:1;align-items:end}.about-bottom p{max-width:420px;color:#9da0a4;font-size:14px;line-height:1.8}.about-bottom a{justify-self:end}.text-link.light{color:white}.contact{display:grid;grid-template-columns:.8fr 1.2fr;gap:9vw;background:#eeede9}.contact-intro h2{font-size:clamp(55px,6vw,92px);margin:28px 0}.contact-intro>p:last-child{color:#73767a;line-height:1.8;max-width:420px;font-size:14px}.quote-form{display:grid;grid-template-columns:1fr 1fr;gap:30px 22px;align-self:center}.quote-form label{display:flex;flex-direction:column;gap:11px}.quote-form label span{font-size:10px;text-transform:uppercase;letter-spacing:.12em}.quote-form input,.quote-form select,.quote-form textarea{border:0;border-bottom:1px solid #aeb0b1;background:transparent;padding:8px 0 13px;outline:0;color:#151719;border-radius:0}.quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{border-color:#111}.quote-form .invalid{border-color:#a53f31}.full{grid-column:1/-1}.form-footer{display:flex;justify-content:space-between;align-items:center}.form-footer p{font-size:9px;color:#888;margin:0;max-width:230px}.btn-dark{background:#111;color:white}.btn-dark:hover{background:#2a2d30}.form-status{font-size:12px;min-height:15px}.form-status.success{color:#2f6e47}.form-status.error{color:#9a3d31}footer{background:#08090a;color:white;padding:75px var(--pad) 30px;display:grid;grid-template-columns:1.3fr .8fr 1fr;gap:60px}.footer-brand{align-self:start}.footer-links,.footer-contact{display:flex;flex-direction:column;gap:14px;font-size:12px;color:#b8bbbf}.footer-contact span{color:#65686c}.footer-bottom{grid-column:1/-1;border-top:1px solid #292b2e;margin-top:50px;padding-top:22px;display:flex;justify-content:space-between;color:#696c70;font-size:10px}.footer-bottom a{color:#aaa}
.reveal{opacity:1;transform:none}@media(max-width:900px){.site-header{grid-template-columns:1fr auto}.desktop-nav,.header-cta{display:none}.menu-toggle{display:block}.site-header.menu-open{position:fixed;background:#0b0c0e;height:auto;min-height:92px;align-content:start}.site-header.menu-open .desktop-nav{display:flex;grid-column:1/-1;flex-direction:column;padding:50px 0 35px;gap:25px;font-size:25px}.intro-heading,.quality-head,.contact,.refining-grid{grid-template-columns:1fr;gap:40px}.intro-heading p,.quality-head>p{justify-self:start}.product-grid{grid-template-columns:1fr 1fr}.product-card:last-child{grid-column:1/-1}.circularity{grid-template-columns:.6fr 1fr}.circularity>p{grid-column:1/-1}.metrics{grid-template-columns:1fr 1fr}.metrics article:nth-child(2){border-right:0}.metrics article:nth-child(-n+2){border-bottom:1px solid var(--line)}.applications{grid-template-columns:1fr}.about-panel{padding:45px}.contact-intro{margin-bottom:30px}}@media(max-width:620px){.site-header{height:76px}.hero{min-height:720px}.hero-bg{background-position:58% center}.hero-content{padding-top:155px}.hero h1{font-size:62px}.hero-meta{left:var(--pad);right:auto;bottom:25px}.hero-meta div{min-width:105px}.hero-meta div:last-child{display:none}.scroll-cue{display:none}.section-pad{padding-top:85px;padding-bottom:85px}.intro-heading{margin:50px 0 60px}.product-grid{grid-template-columns:1fr}.product-card:last-child{grid-column:auto}.product-tabs{overflow:auto;padding-bottom:5px}.tab{white-space:nowrap}.refining-grid{margin:60px 0 95px}.circularity{grid-template-columns:1fr}.orb{width:150px;height:150px}.circularity>p{grid-column:auto}.metrics{grid-template-columns:1fr}.metrics article{border-right:0;border-bottom:1px solid var(--line)!important;padding-left:0!important}.metrics article:last-child{border-bottom:0!important}.applications{margin-top:65px}.about{padding-left:18px;padding-right:18px}.about-panel{padding:30px;min-height:560px}.about-bottom{grid-template-columns:1fr;gap:28px}.about-bottom a{justify-self:start}.quote-form{grid-template-columns:1fr}.quote-form>*{grid-column:1}.form-footer{align-items:flex-start;flex-direction:column;gap:20px}.form-footer .btn{width:100%}footer{grid-template-columns:1fr;gap:35px}.footer-bottom{flex-direction:column;gap:12px}.footer-bottom span:nth-child(2){display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}}

/* Performance, language switch and RTL enhancements */
.hero-bg{background-image:url("../images/hero-1600.webp")}
.desktop-nav{align-items:center;gap:30px}
.desktop-nav .lang-switch{border:1px solid rgba(255,255,255,.35);border-radius:20px;padding:7px 12px;line-height:1}
.intro,.refining,.quality,.about,.contact{content-visibility:auto;contain-intrinsic-size:auto 900px}
[dir="rtl"] .site-header,[dir="rtl"] .site-header *,[dir="rtl"] main,[dir="rtl"] main *,[dir="rtl"] footer,[dir="rtl"] footer *{font-family:"Vazirmatn",Tahoma,Arial,sans-serif!important}
[dir="rtl"] .about-panel:after{font-family:"Vazirmatn",Tahoma,Arial,sans-serif!important}
[dir="rtl"] .brand{direction:ltr}
[dir="rtl"] .header-cta{justify-self:start}
[dir="rtl"] .product-no{left:auto;right:19px}
[dir="rtl"] .hero-content{direction:rtl;text-align:right}
[dir="rtl"] .hero-actions,[dir="rtl"] .hero-meta,[dir="rtl"] .form-footer{direction:rtl}
[dir="rtl"] .about-bottom a{justify-self:start}
[dir="rtl"] input,[dir="rtl"] textarea,[dir="rtl"] select{text-align:right}
@media(max-width:620px){.hero-bg{background-image:url("../images/hero-960.webp")}}
@media(max-width:900px){.site-header.menu-open .desktop-nav a{font-size:20px}}

/* Persian typography: clearer hierarchy and stronger contrast */
[dir="rtl"] h1,[dir="rtl"] h2,[dir="rtl"] h3{letter-spacing:0!important}
[dir="rtl"] h1 em,[dir="rtl"] h2 em,[dir="rtl"] h3 em{font-style:normal!important}
[dir="rtl"] .hero h1 em{color:#eef0f2;font-weight:650}
[dir="rtl"] .intro h2 em,[dir="rtl"] .quality h2 em,[dir="rtl"] .contact h2 em{color:#3f4449;font-weight:650}
[dir="rtl"] .refining h2 em,[dir="rtl"] .about h2 em,[dir="rtl"] .circularity h3 em{color:#d9dde1;font-weight:650}
[dir="rtl"] .section-label{font-size:12px;font-weight:700;letter-spacing:0;text-transform:none;gap:12px}
[dir="rtl"] .section-label span{color:#555b61;font-weight:500}
[dir="rtl"] .section-label.light span{color:#b9bdc2}
[dir="rtl"] .eyebrow{font-size:13px;font-weight:600;letter-spacing:0;text-transform:none;line-height:1.8}
[dir="rtl"] .hero-copy{color:#e0e3e6;font-size:16px;line-height:2;font-weight:400}
[dir="rtl"] .intro-heading p,[dir="rtl"] .quality-head>p{color:#474c51;font-size:16px;line-height:2;font-weight:430}
[dir="rtl"] .refining-copy>p{color:#c2c6ca;font-size:16px;line-height:2}
[dir="rtl"] .process h3{font-size:19px;font-weight:650;line-height:1.7}
[dir="rtl"] .process p{color:#b8bdc2;font-size:15px;line-height:2}
[dir="rtl"] .circularity>p{color:#b8bdc2;font-size:15px;line-height:2}
[dir="rtl"] .product-info h3{font-size:18px;font-weight:700}
[dir="rtl"] .product-info p{color:#555b61;font-size:13px;line-height:1.8}
[dir="rtl"] .tab{font-size:13px;font-weight:550;letter-spacing:0}
[dir="rtl"] .metrics span{color:#4d5359;font-size:13px;line-height:1.8}
[dir="rtl"] .fine-print{color:#555b61;font-size:11px;line-height:1.9}
[dir="rtl"] .applications>p{font-size:12px;font-weight:700;letter-spacing:0}
[dir="rtl"] .applications span{font-size:13px;font-weight:500}
[dir="rtl"] .about-bottom p{color:#c4c8cc;font-size:15px;line-height:2}
[dir="rtl"] .contact-intro>p:last-child{color:#4b5055;font-size:16px;line-height:2}
[dir="rtl"] .quote-form label span{font-size:12px;font-weight:650;letter-spacing:0}
[dir="rtl"] .quote-form input,[dir="rtl"] .quote-form select,[dir="rtl"] .quote-form textarea{font-size:14px;line-height:1.8}
[dir="rtl"] .btn,[dir="rtl"] .text-link{font-size:13px;font-weight:650;letter-spacing:0;text-transform:none}
[dir="rtl"] .hero-meta span{color:#c2c6ca;font-size:11px;line-height:1.7}
[dir="rtl"] .footer-links,[dir="rtl"] .footer-contact{font-size:13px;line-height:1.8;color:#c4c7ca}
[dir="rtl"] .footer-bottom{font-size:11px;line-height:1.8;color:#969ba0}

/* WordPress integration */
.brand-wrap .custom-logo-link{display:block;line-height:0}.brand-wrap .custom-logo{width:auto;max-width:220px;max-height:52px}.desktop-nav ul,.desktop-nav li,.footer-links ul,.footer-links li{display:contents}.form-hp{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important}.content-shell{max-width:920px;margin:0 auto;padding:160px var(--pad) 100px;min-height:70vh}.content-shell h1{font-size:clamp(38px,6vw,72px);line-height:1.05}.content-shell .entry-content{font-size:17px;line-height:1.9}.site-header+.content-shell{padding-top:150px}.admin-bar .site-header.menu-open{top:32px}@media(max-width:782px){.admin-bar .site-header.menu-open{top:46px}}
body:not(.home) .site-header{position:relative;background:#0b0c0e}.primary-menu,.footer-menu{margin:0;padding:0;list-style:none}