:root{
  --bg:#07050d;
  --bg2:#0e0a18;
  --panel:rgba(255,255,255,.055);
  --panel-strong:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.12);
  --gold:#d9b56b;
  --gold2:#f4d28c;
  --gold-dark:#8d6728;
  --text:#f8f4eb;
  --muted:#b7b0a7;
  --shadow:0 25px 70px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:
  radial-gradient(circle at 80% 10%,rgba(117,76,18,.14),transparent 30%),
  radial-gradient(circle at 10% 60%,rgba(77,47,125,.12),transparent 30%),
  var(--bg);
  color:var(--text);font-family:"Vazirmatn",sans-serif;line-height:1.9;overflow-x:hidden
}
body:before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:70px 70px;mask-image:linear-gradient(to bottom,#000,transparent 95%)
}
.noise{position:fixed;inset:0;z-index:20;pointer-events:none;opacity:.035;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='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E")}
.cursor-glow{position:fixed;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(217,181,107,.11),transparent 68%);pointer-events:none;z-index:0;transform:translate(-50%,-50%);mix-blend-mode:screen}
.progress{position:fixed;top:0;right:0;height:2px;width:0;background:linear-gradient(90deg,var(--gold-dark),var(--gold2));z-index:100}
.container{width:min(1180px,calc(100% - 44px));margin:auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;padding:18px 0;transition:.4s}
.site-header.scrolled{background:rgba(7,5,13,.75);backdrop-filter:blur(22px);border-bottom:1px solid var(--line);padding:11px 0}
.nav-wrap{display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text);margin-left:auto}
.brand img{width:53px;height:53px;object-fit:contain;filter:drop-shadow(0 0 15px rgba(217,181,107,.18))}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:14px;font-weight:800}
.brand-text small{font-size:9px;color:var(--gold);letter-spacing:1.3px;direction:ltr;text-align:right}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{position:relative;padding:9px 14px;color:#d5d0c9;text-decoration:none;font-size:13px;transition:.3s}
.nav-link:after{content:"";position:absolute;bottom:2px;right:14px;left:14px;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:right;transition:.3s}
.nav-link:hover,.nav-link.active{color:#fff}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
.language{margin-right:0;border:1px solid rgba(217,181,107,.4);color:var(--gold2);text-decoration:none;padding:7px 11px;border-radius:10px;font-size:11px;display:flex;gap:7px;align-items:center}
.language i{font-style:normal}
.menu-toggle{display:none;background:none;border:0;padding:8px}
.menu-toggle span{display:block;width:25px;height:2px;background:var(--gold2);margin:5px}
.section{position:relative;padding:125px 0}
.hero{min-height:100vh;display:flex;align-items:center;padding-top:125px;overflow:hidden}
.hero-grid{position:absolute;inset:0;background:linear-gradient(90deg,transparent 49.9%,rgba(217,181,107,.05) 50%,transparent 50.1%);opacity:.45}
.hero:after{content:"";position:absolute;width:55vw;height:55vw;left:-20vw;top:10vh;border-radius:50%;background:radial-gradient(circle,rgba(67,44,105,.18),transparent 67%);filter:blur(15px)}
.hero-content{display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:70px;position:relative;z-index:2}
.eyebrow,.section-kicker{display:flex;align-items:center;gap:10px;color:var(--gold);font-size:10px;letter-spacing:1.5px;font-weight:700}
.eyebrow span{width:28px;height:1px;background:var(--gold)}
.hero h1{font-size:clamp(42px,6vw,78px);line-height:1.2;margin:22px 0 20px;font-weight:800;letter-spacing:-2.5px}
h1 em,h2 em{font-style:normal;color:var(--gold2);text-shadow:0 0 35px rgba(217,181,107,.16)}
.hero-lead{max-width:610px;color:var(--muted);font-size:15px;line-height:2.2}
.hero-actions{display:flex;gap:12px;margin:30px 0 32px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:18px;padding:12px 20px;border-radius:13px;text-decoration:none;font-size:12px;font-weight:700;transition:.3s}
.btn-gold{background:linear-gradient(135deg,#b98a3f,#f0ce89);color:#1b1307;box-shadow:0 10px 35px rgba(185,138,63,.18)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(185,138,63,.3)}
.btn-ghost{border:1px solid var(--line);color:#eee;background:rgba(255,255,255,.025)}
.btn-ghost:hover{border-color:rgba(217,181,107,.45);background:rgba(217,181,107,.06)}
.hero-meta{display:flex;gap:28px;border-top:1px solid var(--line);padding-top:18px}
.hero-meta div{display:flex;flex-direction:column;line-height:1.4}
.hero-meta b{font-size:10px;color:#e9e1d4;direction:ltr;text-align:right}
.hero-meta span{font-size:9px;color:#77716b;direction:ltr;text-align:right}
.hero-visual{position:relative}
.visual-frame{height:590px;position:relative;border:1px solid rgba(217,181,107,.25);border-radius:28px;overflow:hidden;background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.015));box-shadow:var(--shadow)}
.visual-image{position:absolute;inset:8px;border-radius:22px;background:linear-gradient(180deg,rgba(7,5,13,.05),rgba(7,5,13,.72)),url("https://tanavobss.ir/fa/wp-content/uploads/2016/06/Generic-oil-image-1071.jpg") center/cover;filter:saturate(.72) contrast(1.08)}
.scan-line{position:absolute;z-index:3;left:0;right:0;top:15%;height:1px;background:linear-gradient(90deg,transparent,var(--gold2),transparent);box-shadow:0 0 20px var(--gold);animation:scan 6s ease-in-out infinite}
@keyframes scan{0%,100%{top:15%;opacity:0}15%{opacity:1}50%{top:80%;opacity:.65}70%{opacity:0}}
.glass-badge{position:absolute;z-index:4;bottom:28px;right:28px;left:28px;display:flex;align-items:center;gap:13px;padding:14px 16px;border:1px solid rgba(255,255,255,.14);background:rgba(7,5,13,.48);backdrop-filter:blur(20px);border-radius:15px}
.badge-icon{width:36px;height:36px;display:grid;place-items:center;border:1px solid rgba(217,181,107,.4);border-radius:11px;color:var(--gold2)}
.glass-badge strong,.glass-badge small{display:block}.glass-badge strong{font-size:12px}.glass-badge small{color:#a49b8e;font-size:9px;direction:ltr;text-align:right}
.corner{position:absolute;z-index:4;width:25px;height:25px;border-color:var(--gold2);opacity:.7}.corner-tl{top:20px;right:20px;border-top:1px solid;border-right:1px solid}.corner-br{bottom:20px;left:20px;border-bottom:1px solid;border-left:1px solid}
.floating-stat{position:absolute;z-index:5;left:-28px;top:20%;display:flex;align-items:center;gap:10px;background:rgba(12,9,20,.72);backdrop-filter:blur(16px);border:1px solid var(--line);padding:12px 15px;border-radius:14px;box-shadow:var(--shadow)}
.floating-stat strong{font-size:24px;color:var(--gold2)}.floating-stat span{font-size:9px;color:#bbb2a5;line-height:1.5}
.scroll-cue{position:absolute;bottom:25px;left:50%;transform:translateX(-50%);z-index:3;color:#8e877e;text-decoration:none;font-size:9px;display:flex;align-items:center;gap:8px}
.scroll-cue span{width:4px;height:4px;background:var(--gold);border-radius:50%;box-shadow:0 0 12px var(--gold)}
.section-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:50px}
.section-head h2{font-size:clamp(30px,4vw,50px);line-height:1.3;margin:12px 0 0;letter-spacing:-1.5px}
.section-head>p{color:#817a72;font-size:12px;max-width:300px;margin:0}
.about{background:linear-gradient(180deg,transparent,rgba(255,255,255,.018),transparent)}
.about-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:25px}
.glass-card{background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(255,255,255,.025));border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(22px)}
.about-copy{position:relative;padding:44px;border-radius:25px;overflow:hidden}
.quote-mark{position:absolute;left:25px;top:0;color:rgba(217,181,107,.12);font-size:160px;line-height:1}
.about-copy p{position:relative;color:#bdb6ad;font-size:13px;line-height:2.25;margin:0 0 18px}
.about-side{display:flex;flex-direction:column;gap:14px}
.mini-card{padding:22px 24px;border:1px solid var(--line);border-radius:19px;background:rgba(255,255,255,.025);transition:.35s}
.mini-card:hover{transform:translateX(-5px);border-color:rgba(217,181,107,.35);background:rgba(217,181,107,.045)}
.mini-card .number{color:var(--gold);font-size:10px;letter-spacing:2px}
.mini-card h3{font-size:15px;margin:8px 0}.mini-card p{font-size:11px;color:#817a72;margin:0}
.services{overflow:hidden}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.service-card{min-height:310px;padding:28px 25px;border:1px solid var(--line);border-radius:22px;position:relative;overflow:hidden;background:linear-gradient(160deg,rgba(255,255,255,.065),rgba(255,255,255,.018));transition:.4s}
.service-card:before{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(217,181,107,.15),transparent 68%);left:-90px;bottom:-90px;transition:.4s}
.service-card:hover{transform:translateY(-9px);border-color:rgba(217,181,107,.38);box-shadow:0 25px 55px rgba(0,0,0,.25)}
.service-card:hover:before{transform:scale(1.7)}
.service-icon{width:48px;height:48px;border-radius:14px;border:1px solid rgba(217,181,107,.3);display:grid;place-items:center;color:var(--gold2);font-size:24px;margin-bottom:40px}
.service-no{position:absolute;top:30px;left:25px;color:#625a51;font-size:10px;letter-spacing:2px}
.service-card h3{font-size:17px;margin:0 0 10px}.service-card p{color:#8e877e;font-size:11px;line-height:2;margin:0}
.card-line{position:absolute;bottom:24px;right:25px;width:34px;height:1px;background:var(--gold);transition:.4s}.service-card:hover .card-line{width:80px}
.clients{background:radial-gradient(circle at 50% 50%,rgba(217,181,107,.05),transparent 45%)}
.client-panel{border-radius:28px;padding:35px}
.client-track{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;align-items:center}
.client-logo{height:130px;border:1px solid rgba(255,255,255,.08);border-radius:18px;background:rgba(255,255,255,.025);display:grid;place-items:center;padding:22px;transition:.35s}
.client-logo:hover{border-color:rgba(217,181,107,.3);transform:translateY(-5px)}
.client-logo img{max-width:100%;max-height:75px;object-fit:contain;filter:grayscale(1) brightness(1.6);opacity:.75;transition:.35s}
.client-logo:hover img{filter:grayscale(0) brightness(1);opacity:1}
.client-note{display:flex;align-items:center;justify-content:center;gap:9px;margin-top:27px;color:#817a72;font-size:10px}
.pulse{width:6px;height:6px;background:var(--gold);border-radius:50%;box-shadow:0 0 0 5px rgba(217,181,107,.07),0 0 15px var(--gold)}
.contact{padding-bottom:80px;overflow:hidden}
.contact-glow{position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(91,55,139,.15),transparent 65%);right:-250px;top:-100px}
.contact-box{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;padding:52px;border-radius:30px;border:1px solid rgba(217,181,107,.23);background:linear-gradient(125deg,rgba(255,255,255,.075),rgba(255,255,255,.02));backdrop-filter:blur(25px)}
.contact-title h2{font-size:clamp(29px,4vw,50px);line-height:1.45;margin:16px 0 0}
.contact-details{display:flex;flex-direction:column;justify-content:center;gap:10px}
.contact-item{display:flex;align-items:center;gap:13px;padding:13px 15px;text-decoration:none;color:var(--text);border:1px solid transparent;border-radius:15px;transition:.3s}
.contact-item:hover{border-color:var(--line);background:rgba(255,255,255,.03);transform:translateX(-4px)}
.contact-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;color:var(--gold2);border:1px solid rgba(217,181,107,.25)}
.contact-item small,.contact-item strong{display:block}.contact-item small{font-size:9px;color:#766f68}.contact-item strong{font-size:12px}
.address-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:18px}
.address-grid>div{padding:25px;border-top:1px solid var(--line)}
.address-grid span{color:var(--gold);font-size:10px}.address-grid p{font-size:11px;color:#8e877e;margin:7px 0}.address-grid small{font-size:9px;color:#5e5851}
footer{border-top:1px solid var(--line);padding:22px 0;color:#69635c;font-size:9px}
.footer-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}
.footer-brand{display:flex;align-items:center;gap:8px;color:#b9b1a7}.footer-brand img{width:28px;height:28px;object-fit:contain}.footer-wrap a{color:var(--gold);text-decoration:none}
.reveal{opacity:0;transform:translateY(35px);transition:opacity .8s ease,transform .8s ease}.reveal.visible{opacity:1;transform:none}
.reveal-delay{transition-delay:.12s}.reveal-delay-2{transition-delay:.22s}.reveal-delay-3{transition-delay:.32s}
@media(max-width:950px){
  .main-nav{gap:0}.nav-link{padding:9px 9px}
  .hero-content{grid-template-columns:1fr;gap:45px}.hero-copy{max-width:760px}.hero-visual{width:min(680px,100%);margin:auto}.visual-frame{height:480px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}.about-side{display:grid;grid-template-columns:repeat(3,1fr)}
  .client-track{grid-template-columns:repeat(3,1fr)}
  .contact-box{grid-template-columns:1fr}
}
@media(max-width:700px){
  .container{width:min(100% - 28px,1180px)}
  .site-header{padding:10px 0}.brand-text{display:none}.brand img{width:48px;height:48px}
  .language{margin-right:auto}
  .menu-toggle{display:block;order:3}.main-nav{position:absolute;top:70px;right:14px;left:14px;display:none;flex-direction:column;align-items:stretch;padding:10px;background:rgba(9,6,15,.92);backdrop-filter:blur(25px);border:1px solid var(--line);border-radius:18px}
  .main-nav.open{display:flex}.nav-link{padding:12px 15px}.nav-link:after{right:15px;left:auto;width:30px}
  .hero{padding-top:105px}.hero h1{font-size:42px;letter-spacing:-1.7px}.hero-lead{font-size:12px}
  .hero-meta{gap:14px;justify-content:space-between}.hero-meta b{font-size:8px}.hero-meta span{font-size:7px}
  .visual-frame{height:400px}.floating-stat{left:-8px}
  .section{padding:90px 0}.section-head{display:block;margin-bottom:32px}.section-head>p{margin-top:15px}
  .about-copy{padding:28px 22px}.about-copy p{font-size:11px}.about-side{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr 1fr;gap:10px}.service-card{min-height:260px;padding:20px 18px}.service-icon{margin-bottom:25px}
  .client-panel{padding:18px}.client-track{grid-template-columns:repeat(2,1fr);gap:10px}.client-logo{height:105px;padding:14px}
  .contact-box{padding:30px 22px}.address-grid{grid-template-columns:1fr}
  .footer-wrap{flex-wrap:wrap;justify-content:center}
}
@media(max-width:430px){.service-grid{grid-template-columns:1fr}.hero h1{font-size:37px}.hero-meta{display:none}.client-track{grid-template-columns:1fr 1fr}}