@import url("persian-ui.css?v=9.0");
:root{
  --navy:#0b1d3a;
  --green:#2f9e44;
  --gold:#d6a21c;
  --soft:#f6f8fb;
  --ink:#253246;
  --muted:#607086;
  --line:#e2e8f0;
  --shadow:0 24px 54px rgba(11,29,58,.09);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Tahoma,Arial,sans-serif;background:#fff;color:var(--ink);line-height:1.8}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(100% - 48px,1200px);margin-inline:auto}
.scroll-progress{position:fixed;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--green),var(--gold));width:0;z-index:1000}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(226,232,240,.9)}
.nav-wrap{min-height:78px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;margin-left:auto}
.brand img{width:48px;height:48px;object-fit:contain;border-radius:12px;background:#fff}
.brand span{display:grid}
.brand b{font-size:17px;color:var(--navy)}
.brand small{color:#a16f00;font-size:11px;margin-top:2px}
.site-header nav{display:flex;gap:22px;align-items:center}
.site-header nav a{font-size:13px;color:#435068;transition:.2s}
.site-header nav a:hover{color:var(--navy)}
.site-header nav a.internal{background:#f2f5fa;border:1px solid #dce3ee;padding:9px 12px;border-radius:10px;color:var(--navy);font-weight:700}
.menu-btn{display:none;border:0;background:#f4f6fa;border-radius:10px;padding:9px 11px;color:var(--navy);cursor:pointer}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:13px;padding:12px 18px;font-weight:700;font-size:13px;transition:.2s;border:0;cursor:pointer}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 12px 30px rgba(11,29,58,.18)}
.btn-primary:hover{transform:translateY(-2px);background:#12315d}
.btn-ghost{border:1px solid #ccd5e1;color:var(--navy);background:#fff}
.btn-light{background:#fff;color:var(--navy)}
.btn-outline-light{border:1px solid rgba(255,255,255,.45);color:#fff}
.hero{position:relative;overflow:hidden;background:linear-gradient(145deg,#f8fafc,#fff 42%,#f4f8f5);padding:80px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
.hero-copy{position:relative;z-index:2}
.eyebrow{display:inline-block;color:#a77400;font-size:11px;font-weight:800;letter-spacing:1.5px;margin-bottom:12px}
.hero h1{font-size:clamp(38px,5.7vw,70px);line-height:1.07;margin:0;color:var(--navy);letter-spacing:-1.5px}
.hero h1 span{color:var(--green)}
.hero-copy>p{font-size:16px;color:#56647a;max-width:680px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.hero-stats{display:flex;gap:30px;margin-top:34px;flex-wrap:wrap}
.hero-stats div{display:grid;gap:4px}
.hero-stats strong{font-size:24px;color:var(--navy)}
.hero-stats span{font-size:11px;color:var(--muted)}
.hero-visual{position:relative;min-height:420px;display:grid;place-items:center}
.logo-card{width:min(400px,95%);background:rgba(255,255,255,.92);border:1px solid #e3e9ef;border-radius:32px;padding:36px;text-align:center;box-shadow:var(--shadow);position:relative;z-index:2}
.logo-card img{width:min(340px,95%);max-height:300px;object-fit:contain;margin-inline:auto}
.logo-card p{color:var(--muted);font-size:12px;margin:12px 0 0}
.floating-tag{position:absolute;background:#fff;border:1px solid #e3e9ef;box-shadow:0 14px 30px rgba(11,29,58,.08);padding:10px 15px;border-radius:999px;font-size:12px;font-weight:700;z-index:3}
.tag-one{top:42px;right:0;color:#a77400}.tag-two{bottom:55px;left:0;color:var(--green)}.tag-three{top:170px;left:-14px;color:var(--navy)}
.orb{position:absolute;border-radius:50%;opacity:.55}.orb-a{width:330px;height:330px;background:#e7f2eb;right:-120px;top:-90px}.orb-b{width:260px;height:260px;background:#fff1bd;left:-110px;bottom:-130px}
.trust-strip{background:var(--navy);color:#fff}.trust-grid{min-height:66px;display:flex;align-items:center;justify-content:center;gap:22px;font-size:12px;flex-wrap:wrap}.trust-grid i{width:5px;height:5px;border-radius:50%;background:var(--gold)}
.section{padding:88px 0}.section-head{display:flex;justify-content:space-between;gap:45px;align-items:end;margin-bottom:34px}.section-head h2,.about-copy h2{font-size:34px;margin:0;color:var(--navy)}.section-head p{max-width:620px;color:var(--muted);line-height:1.95;margin:0}
.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.download-card{border:1px solid var(--line);border-radius:22px;padding:28px;background:#fff;box-shadow:0 18px 40px rgba(11,29,58,.04)}.download-card h3{color:var(--navy);margin:12px 0 8px;font-size:24px}.download-card p{color:var(--muted);font-size:14px;min-height:84px}.download-mark{display:inline-flex;padding:8px 14px;border-radius:999px;font-size:12px;font-weight:800}.download-mark.oil{background:#fff4d1;color:#a77400}.download-mark.clean{background:#e9f8ee;color:#1e8d43}
.product-toolbar{display:flex;justify-content:space-between;gap:18px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid #dce3eb;background:#fff;color:#536176;border-radius:999px;padding:10px 15px;cursor:pointer;font-family:inherit}.filter.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.search-box{display:grid;gap:6px;min-width:min(100%,320px);font-size:12px;color:var(--muted)}
.search-box input{border:1px solid #d9e2ec;border-radius:14px;padding:13px 16px;font-family:inherit;font-size:14px;outline:none;background:#fff}.search-box input:focus{border-color:#9cb0ca;box-shadow:0 0 0 4px rgba(22,60,104,.08)}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin:12px 0 22px;color:#627286;font-size:12px}.dot{display:inline-block;width:11px;height:11px;border-radius:50%;margin-left:7px}.dot.oil{background:#d7a11a}.dot.clean{background:#33a151}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product-card{border:1px solid var(--line);border-radius:22px;background:#fff;overflow:hidden;transition:.25s;display:flex;flex-direction:column;cursor:pointer;box-shadow:0 8px 24px rgba(11,29,58,.03)}
.product-card:hover{transform:translateY(-5px);box-shadow:0 20px 45px rgba(11,29,58,.08)}
.product-photo{height:250px;background:linear-gradient(180deg,#f9fbfd,#f2f6fa);display:grid;place-items:center;overflow:hidden;border-bottom:1px solid var(--line);padding:16px;position:relative}
.product-photo img{width:100%;height:100%;object-fit:contain;transition:transform .25s ease}
.product-card:hover .product-photo img{transform:scale(1.04)}
.product-badge{position:absolute;top:12px;right:12px;padding:7px 10px;border-radius:999px;font-size:10px;font-weight:800;color:#fff}
.product-badge.oil{background:#bd8c0b}.product-badge.cleaning{background:#228844}
.product-info{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.product-info .category{font-size:10px;color:#8492a3}
.product-info h3{font-size:18px;color:var(--navy);margin:0;line-height:1.5}
.product-info p{font-size:13px;line-height:1.9;color:var(--muted);margin:0;min-height:72px}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}.chips span{background:#f3f6f9;border-radius:999px;padding:6px 9px;font-size:10px;color:#5d6b7e}
.card-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:4px}.card-footer small{font-size:11px;color:#8b97a6}.more-link{color:var(--navy);font-size:12px;font-weight:700}
.empty-state{grid-column:1/-1;border:1px dashed #cfd9e6;border-radius:20px;padding:28px;text-align:center;color:var(--muted);background:#fafcff}
.about{background:var(--soft)}.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:65px;align-items:center}.about-visual{min-height:360px;border-radius:30px;background:linear-gradient(145deg,var(--navy),#173d6b);display:grid;place-items:center;align-content:center;gap:12px;box-shadow:var(--shadow)}.about-mark{font-size:90px;color:#fff;font-weight:900;letter-spacing:6px}.about-line{font-size:12px;letter-spacing:3px;color:var(--gold)}.about-copy p{color:var(--muted);line-height:2}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:25px}.check-list span{background:#fff;border:1px solid var(--line);padding:13px;border-radius:12px;font-size:12px;color:#405064}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.feature{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff}.feature>span{color:var(--gold);font-size:11px;font-weight:900}.feature h3{color:var(--navy);font-size:17px}.feature p{font-size:12px;line-height:1.8;color:var(--muted)}
.contact{padding-top:35px}.contact-box{background:linear-gradient(120deg,var(--navy),#163c68);color:#fff;border-radius:30px;padding:46px;display:flex;justify-content:space-between;gap:30px;align-items:center;box-shadow:var(--shadow)}.eyebrow.light{color:#ffd456}.contact-box h2{font-size:30px;margin:0}.contact-box p{color:#cad6e7;line-height:1.95}.contact-actions{display:grid;gap:10px;min-width:250px}
.footer-grid{min-height:135px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px}.footer-brand{display:flex;gap:10px;align-items:center}.footer-brand img{width:44px;object-fit:contain;border-radius:9px;background:#fff}.footer-brand div{display:grid}.footer-brand b{color:var(--navy);font-size:14px}.footer-brand small{font-size:9px;color:var(--muted);margin-top:3px}.footer-links{display:flex;gap:18px;font-size:11px;color:var(--muted)}.copyright{text-align:left;font-size:10px;color:#8b96a6}
.modal{position:fixed;inset:0;display:none;z-index:80}.modal.open{display:block}.modal-backdrop{position:absolute;inset:0;background:rgba(11,29,58,.62)}.modal-dialog{position:relative;z-index:1;width:min(980px,calc(100% - 24px));margin:48px auto;background:#fff;border-radius:26px;box-shadow:0 30px 80px rgba(11,29,58,.28);max-height:calc(100vh - 96px);overflow:auto}.modal-close{position:absolute;top:14px;left:14px;border:0;background:#f3f6f9;color:var(--navy);width:40px;height:40px;border-radius:50%;font-size:26px;line-height:1;cursor:pointer}.modal-content{padding:28px}.modal-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:28px;align-items:start}.modal-photo{background:linear-gradient(180deg,#f9fbfd,#f1f5f9);border:1px solid var(--line);border-radius:24px;padding:18px;min-height:420px;display:grid;place-items:center}.modal-photo img{max-height:480px;object-fit:contain}.modal-copy h2{font-size:30px;color:var(--navy);margin:0 0 8px;line-height:1.45}.modal-copy p{color:var(--muted);font-size:14px}.source-badges{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 16px}.source-badges span{border-radius:999px;padding:7px 10px;font-size:11px;font-weight:700}.source-badges .oil{background:#fff3cc;color:#a16f00}.source-badges .cleaning{background:#e8f7ed;color:#248946}
.spec-table{display:grid;gap:10px;margin:18px 0}.spec-row{display:grid;grid-template-columns:160px 1fr;gap:12px;border-bottom:1px solid #eef2f6;padding-bottom:10px}.spec-row b{color:var(--navy);font-size:13px}.spec-row span{color:#526174;font-size:13px}.modal-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.reveal{opacity:0;transform:translateY(18px);transition:.55s}.reveal.show{opacity:1;transform:none}.delay-1{transition-delay:.12s}
.hidden{display:none !important}
@media(max-width:1050px){.product-grid{grid-template-columns:repeat(3,1fr)}.feature-grid{grid-template-columns:repeat(2,1fr)}.modal-grid{grid-template-columns:1fr}.modal-photo{min-height:300px}}
@media(max-width:900px){.site-header nav{display:none;position:absolute;right:16px;left:16px;top:72px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.site-header nav.open{display:flex}.menu-btn{display:block}.header-cta{display:none}.brand{margin-left:0;margin-right:auto}.hero-grid,.about-grid{grid-template-columns:1fr}.hero{padding-top:50px}.hero-visual{min-height:330px}.product-grid{grid-template-columns:repeat(2,1fr)}.section-head{align-items:start;flex-direction:column}.contact-box{align-items:stretch;flex-direction:column}.footer-grid{grid-template-columns:1fr;text-align:center;padding:30px 0}.footer-brand,.footer-links{justify-content:center}.copyright{text-align:center}.download-grid{grid-template-columns:1fr}.check-list{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.container{width:min(100% - 22px,1200px)}.hero h1{font-size:42px}.hero-stats{gap:15px;justify-content:space-between}.product-grid,.feature-grid,.check-list{grid-template-columns:1fr}.section{padding:64px 0}.section-head h2,.about-copy h2{font-size:28px}.logo-card{padding:28px}.floating-tag{font-size:10px}.tag-three{left:0}.trust-grid{gap:10px;font-size:9px}.contact-box{padding:28px}.contact-box h2{font-size:24px}.product-photo{height:270px}.spec-row{grid-template-columns:1fr}.modal-content{padding:22px}}