/* ============ PETRO STELLAR — Stellar Dark design system ============ */
:root{
  --navy-950:#04070f; --navy-900:#071022; --navy-800:#0a1730; --navy-700:#12234a;
  --blue:#1d4ed8; --blue-2:#2563eb;
  --gold:#d8a54a; --gold-2:#f2c76e; --gold-3:#8a6420;
  --red:#c8102e; --red-2:#e11d3f;
  --ink:#eaf0fb; --muted:#93a3c0; --line:rgba(216,165,74,.22); --line-2:rgba(147,163,192,.16);
  --card:#0b1428; --card-2:#0e1a33;
  --radius:14px;
  --font:'Segoe UI', 'Vazirmatn', Tahoma, 'Helvetica Neue', Arial, sans-serif;
  --shadow:0 18px 50px -18px rgba(0,0,0,.65);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--navy-950);color:var(--ink);line-height:1.65;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.ic{width:1.15em;height:1.15em;vertical-align:-.2em;flex:none}
.container{width:min(1220px,92%);margin-inline:auto}
::selection{background:var(--gold);color:#14100a}
h1,h2,h3,h4{line-height:1.25;font-weight:700}
.gold{color:var(--gold-2)}
.red{color:var(--red-2)}
.kicker{display:inline-flex;align-items:center;gap:.6em;font-size:.78rem;letter-spacing:.28em;text-transform:uppercase;color:var(--gold-2)}
.kicker::before{content:"";width:34px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
[dir="rtl"] .kicker::before{background:linear-gradient(-90deg,var(--gold),transparent)}
.section{padding:88px 0}
.section h2{font-size:clamp(1.6rem,3.4vw,2.5rem);margin:.35em 0 .4em}
.section .sub{color:var(--muted);max-width:640px}
.center{text-align:center}.center .sub{margin-inline:auto}

/* ---------- header ---------- */
.topbar{background:var(--navy-900);border-bottom:1px solid var(--line-2);font-size:.8rem;color:var(--muted)}
.topbar .container{display:flex;gap:1.4em;align-items:center;justify-content:space-between;padding:.45em 0}
.topbar .tb-l,.topbar .tb-r{display:flex;gap:1.2em;align-items:center}
.topbar a:hover{color:var(--gold-2)}
header.site{position:sticky;top:0;z-index:80;background:rgba(4,7,15,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
header.site.scrolled{box-shadow:0 10px 40px -12px rgba(0,0,0,.8)}
.nav{display:flex;align-items:center;gap:1.6em;padding:.7em 0}
.brand{display:flex;align-items:center;gap:.7em;margin-inline-end:auto}
.brand img{height:52px;width:52px;object-fit:contain;filter:drop-shadow(0 4px 14px rgba(200,16,46,.35))}
.brand .bt{line-height:1.1}
.brand .bt b{font-size:1.12rem;letter-spacing:.06em}
.brand .bt b .b1{color:var(--red-2)}.brand .bt b .b2{color:#3b82f6}
.brand .bt small{display:block;font-size:.6rem;letter-spacing:.42em;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;gap:.2em;align-items:center}
.nav-links a{padding:.55em .9em;border-radius:8px;font-size:.9rem;color:var(--muted);position:relative;transition:.25s}
.nav-links a:hover{color:var(--ink);background:rgba(216,165,74,.08)}
.nav-links a.active{color:var(--gold-2)}
.nav-links a.active::after{content:"";position:absolute;inset-inline:0.9em;bottom:.15em;height:2px;background:linear-gradient(90deg,var(--gold),var(--red));border-radius:2px}
.btn{display:inline-flex;align-items:center;gap:.55em;padding:.72em 1.5em;border-radius:9px;font-weight:700;font-size:.88rem;letter-spacing:.06em;border:1px solid transparent;cursor:pointer;transition:.28s;text-transform:uppercase}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));color:#1c1305;box-shadow:0 10px 26px -10px rgba(216,165,74,.55)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(216,165,74,.7)}
.btn-line{border-color:var(--line);color:var(--ink);background:rgba(255,255,255,.02)}
.btn-line:hover{border-color:var(--gold);color:var(--gold-2);transform:translateY(-2px)}
.btn-red{background:linear-gradient(135deg,var(--red-2),var(--red));color:#fff;box-shadow:0 10px 26px -12px rgba(200,16,46,.7)}
.btn-red:hover{transform:translateY(-2px)}
.langswitch{display:flex;border:1px solid var(--line-2);border-radius:8px;overflow:hidden}
.langswitch a{padding:.35em .7em;font-size:.75rem;color:var(--muted)}
.langswitch a.on{background:var(--gold);color:#1c1305;font-weight:700}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;color:var(--gold-2);font-size:1.2rem;padding:.15em .5em;cursor:pointer}
.mobile-menu{display:none}

/* ---------- hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;background:radial-gradient(1200px 600px at 78% -10%,rgba(29,78,216,.25),transparent 60%),radial-gradient(900px 500px at 12% 110%,rgba(200,16,46,.18),transparent 60%),var(--navy-950)}
#hero3d{position:absolute;inset:0;width:100%;height:100%}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:3em;align-items:center;padding:4em 0}
.hero h1{font-size:clamp(2.3rem,5.4vw,4.2rem);letter-spacing:-.01em}
.hero h1 .l2{color:var(--red-2)}
.hero h1 .l3{background:linear-gradient(90deg,var(--gold-2),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{color:var(--muted);max-width:560px;margin:1.2em 0 1.8em;font-size:1.05rem}
.hero-ctas{display:flex;gap:1em;flex-wrap:wrap}
.hero-stats{display:flex;gap:2.2em;margin-top:2.6em;flex-wrap:wrap}
.hero-stats .hs b{font-size:1.6rem;color:var(--gold-2);display:block}
.hero-stats .hs span{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.hero-finder{margin-top:2.2em;position:relative;max-width:560px}
.hero-finder input{width:100%;padding:1em 1.2em;border-radius:12px;border:1px solid var(--line);background:rgba(10,23,48,.72);color:var(--ink);font-size:.95rem;outline:none;backdrop-filter:blur(8px)}
.hero-finder input:focus{border-color:var(--gold)}
.finder-res{position:absolute;top:105%;inset-inline:0;background:var(--card-2);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:none;z-index:30;box-shadow:var(--shadow)}
.finder-res a{display:flex;gap:.8em;align-items:center;padding:.7em 1em;border-bottom:1px solid var(--line-2);font-size:.88rem}
.finder-res a:hover{background:rgba(216,165,74,.1)}
.finder-res img{width:38px;height:38px;object-fit:cover;border-radius:8px}
.hero-visual{position:relative;perspective:1200px}
.hero-card{background:linear-gradient(160deg,rgba(14,26,51,.85),rgba(7,16,34,.9));border:1px solid var(--line);border-radius:20px;padding:1.6em;box-shadow:var(--shadow);transform:rotateX(6deg) rotateY(-6deg);transition:transform .5s;backdrop-filter:blur(6px)}
.hero-visual:hover .hero-card{transform:rotateX(0) rotateY(0)}
.hero-card .hc-row{display:flex;gap:1em;align-items:center;padding:.75em 0;border-bottom:1px dashed var(--line-2)}
.hero-card .hc-row:last-child{border:none}
.hero-card .hc-ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(216,165,74,.16),rgba(200,16,46,.12));color:var(--gold-2);font-size:1.25rem;border:1px solid var(--line)}
.hero-card b{font-size:.92rem}
.hero-card small{display:block;color:var(--muted);font-size:.76rem}

/* ---------- generic blocks ---------- */
.grid{display:grid;gap:1.4em}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:linear-gradient(165deg,var(--card-2),var(--card));border:1px solid var(--line-2);border-radius:var(--radius);padding:1.6em;position:relative;overflow:hidden;transition:transform .35s,border-color .35s,box-shadow .35s}
.card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:var(--shadow)}
.card .c-ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;color:var(--gold-2);background:radial-gradient(circle at 30% 30%,rgba(216,165,74,.25),rgba(216,165,74,.06));border:1px solid var(--line);margin-bottom:1em}
.card h3{font-size:1.05rem;margin-bottom:.4em}
.card p{color:var(--muted);font-size:.9rem}
.card .num{position:absolute;top:.6em;inset-inline-end:.9em;font-size:2.6rem;font-weight:800;color:rgba(216,165,74,.12)}
.tilt{transform-style:preserve-3d;will-change:transform}
.chip{display:inline-block;padding:.28em .8em;border-radius:999px;border:1px solid var(--line);color:var(--gold-2);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase}

/* product cards */
.pcard{padding:0;display:flex;flex-direction:column}
.pcard .pimg{height:190px;overflow:hidden;position:relative}
.pcard .pimg img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.pcard:hover .pimg img{transform:scale(1.08)}
.pcard .pimg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(4,7,15,.9))}
.pcard .pbody{padding:1.2em 1.3em 1.4em;display:flex;flex-direction:column;gap:.5em;flex:1}
.pcard h3{font-size:1rem}
.pcard .psub{color:var(--gold-2);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase}
.pcard p{color:var(--muted);font-size:.85rem;flex:1}
.pcard .plink{color:var(--gold-2);font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;display:inline-flex;gap:.4em;align-items:center}
.pcard:hover .plink{color:var(--gold)}

/* category band */
.cat-card{padding:0;overflow:hidden}
.cat-card .ci{height:150px;overflow:hidden}
.cat-card .ci img{width:100%;height:100%;object-fit:cover;filter:saturate(.9)}
.cat-card .cb{padding:1.2em 1.3em}
.cat-card .cb small{color:var(--gold-2);letter-spacing:.1em;font-size:.7rem;text-transform:uppercase}

/* value chain */
.chain{display:grid;grid-template-columns:repeat(6,1fr);gap:.9em;counter-reset:vc}
.chain .step{position:relative;padding:1.4em 1em 1.2em;border:1px solid var(--line-2);border-radius:12px;background:var(--card);text-align:center;transition:.3s}
.chain .step:hover{border-color:var(--gold);transform:translateY(-5px)}
.chain .step .n{font-size:1.5rem;font-weight:800;color:var(--gold-2)}
.chain .step .ic{font-size:1.4rem;color:var(--red-2);margin:.4em 0}
.chain .step b{display:block;font-size:.85rem;margin:.3em 0}
.chain .step p{font-size:.74rem;color:var(--muted)}

/* stats */
.stats-band{background:linear-gradient(120deg,var(--navy-800),var(--navy-900));border-block:1px solid var(--line)}
.stats-band .grid{grid-template-columns:repeat(4,1fr)}
.stat b{font-size:2.3rem;color:var(--gold-2);display:block;line-height:1.1}
.stat span{color:var(--muted);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}

/* spec tables */
.spectable-wrap{background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius);overflow:hidden;margin:1.4em 0}
.spectable-wrap h3{background:linear-gradient(90deg,var(--navy-700),var(--navy-800));padding:.8em 1.2em;font-size:.95rem;border-bottom:2px solid var(--gold);letter-spacing:.04em}
.tscroll{overflow-x:auto}
table.spec{width:100%;border-collapse:collapse;font-size:.83rem;min-width:640px}
table.spec th{background:var(--red);color:#fff;padding:.65em .9em;text-align:start;font-weight:700;letter-spacing:.03em;white-space:nowrap}
table.spec td{padding:.55em .9em;border-bottom:1px solid var(--line-2);color:var(--ink);vertical-align:top}
table.spec tr:nth-child(even) td{background:rgba(255,255,255,.025)}
table.spec tr:hover td{background:rgba(216,165,74,.07)}
table.spec td:first-child{font-weight:600}
.spec-note{padding:.9em 1.2em;color:var(--muted);font-size:.76rem;border-top:1px dashed var(--line-2)}

/* lists */
.checklist li{display:flex;gap:.7em;align-items:flex-start;padding:.42em 0;color:var(--muted);font-size:.9rem}
.checklist li::before{content:"✦";color:var(--gold-2);flex:none}
.checklist.red li::before{content:"✔";color:var(--red-2)}

/* page hero (interior) */
.phero{padding:120px 0 60px;background:radial-gradient(900px 400px at 80% 0%,rgba(29,78,216,.22),transparent 60%),linear-gradient(180deg,var(--navy-900),var(--navy-950));border-bottom:1px solid var(--line-2);position:relative;overflow:hidden}
.phero::after{content:"";position:absolute;inset-inline:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.phero h1{font-size:clamp(1.9rem,4vw,3rem)}
.crumbs{color:var(--muted);font-size:.8rem;margin-bottom:.8em;display:flex;gap:.5em}
.crumbs a:hover{color:var(--gold-2)}

/* product detail */
.pd-hero{display:grid;grid-template-columns:1fr 1fr;gap:2.6em;align-items:center}
.pd-hero .imgbox{border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);position:relative}
.pd-hero .imgbox img{width:100%;height:380px;object-fit:cover}
.pd-imgs{display:flex;gap:.8em;margin-top:.8em}
.pd-imgs img{width:110px;height:78px;object-fit:cover;border-radius:10px;border:1px solid var(--line-2)}
.hl-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1em;margin:2em 0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1.6em}

/* analytics */
.chart-card{background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius);padding:1.4em}
.chart-card h3{font-size:.95rem;margin-bottom:1em;color:var(--gold-2);letter-spacing:.05em}
.chart-box{position:relative;height:300px}

/* proposal viewer */
.prop-viewer{display:grid;gap:2em}
.prop-page{border:1px solid var(--line-2);border-radius:12px;overflow:hidden;background:#fff}
.prop-page img{width:100%}
.prop-page .pp-cap{background:var(--navy-800);color:var(--gold-2);padding:.6em 1.1em;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;display:flex;justify-content:space-between}

/* forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1em}
.form-grid .full{grid-column:1/-1}
.field label{display:block;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:.4em}
.field input,.field textarea,.field select{width:100%;padding:.85em 1em;border-radius:10px;border:1px solid var(--line-2);background:var(--navy-800);color:var(--ink);font-family:inherit;font-size:.92rem;outline:none;transition:.25s}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--gold)}
.field textarea{min-height:130px;resize:vertical}

/* footer */
footer.site{background:var(--navy-900);border-top:1px solid var(--line);margin-top:60px}
footer .fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.4em;padding:3.4em 0}
footer h4{color:var(--gold-2);font-size:.86rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:1em}
footer p,footer a{color:var(--muted);font-size:.86rem}
footer li{padding:.28em 0}
footer a:hover{color:var(--gold-2)}
.f-bottom{border-top:1px solid var(--line-2);padding:1.1em 0;font-size:.78rem;color:var(--muted);display:flex;justify-content:space-between;gap:1em;flex-wrap:wrap}
.f-contact li{display:flex;gap:.6em;align-items:flex-start}
.f-contact .ic{color:var(--gold);margin-top:.2em}

/* reveal on scroll */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.rv.on{opacity:1;transform:none}

/* admin */
.admin-wrap{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.admin-side{background:var(--navy-900);border-inline-end:1px solid var(--line-2);padding:1.4em 0;position:sticky;top:0;height:100vh}
.admin-side .brand{padding:0 1.2em 1.2em;border-bottom:1px solid var(--line-2);margin:0 0 1em}
.admin-side a{display:flex;gap:.7em;align-items:center;padding:.7em 1.4em;color:var(--muted);font-size:.9rem}
.admin-side a:hover,.admin-side a.on{color:var(--gold-2);background:rgba(216,165,74,.08)}
.admin-main{padding:2em 2.4em}
.admin-main h1{font-size:1.4rem;margin-bottom:1.2em}
.admin-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1em;margin-bottom:2em}
.admin-cards .card{padding:1.2em}
.admin-cards b{font-size:1.9rem;color:var(--gold-2)}
table.atable{width:100%;border-collapse:collapse;font-size:.86rem}
table.atable th{text-align:start;padding:.7em .9em;background:var(--navy-800);color:var(--gold-2);letter-spacing:.06em;text-transform:uppercase;font-size:.72rem}
table.atable td{padding:.7em .9em;border-bottom:1px solid var(--line-2)}
table.atable img{width:52px;height:38px;object-fit:cover;border-radius:6px}
.abtn{padding:.4em .9em;border-radius:7px;font-size:.76rem;border:1px solid var(--line);color:var(--gold-2);background:none;cursor:pointer;letter-spacing:.06em}
.abtn.red{border-color:rgba(200,16,46,.5);color:var(--red-2)}
.abtn:hover{background:rgba(216,165,74,.1)}
.alert{padding:.8em 1.2em;border-radius:10px;margin-bottom:1.2em;font-size:.88rem}
.alert.ok{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.4);color:#86efac}
.alert.err{background:rgba(200,16,46,.12);border:1px solid rgba(200,16,46,.4);color:#fda4af}
.login-box{min-height:100vh;display:grid;place-items:center;background:radial-gradient(700px 400px at 70% 10%,rgba(29,78,216,.25),transparent),var(--navy-950)}
.login-card{width:min(400px,92%);background:var(--card);border:1px solid var(--line);border-radius:18px;padding:2.2em;box-shadow:var(--shadow)}
textarea.code{font-family:ui-monospace,Consolas,monospace;font-size:.78rem;min-height:180px}

/* RTL */
[dir="rtl"] body,[dir="rtl"]{font-family:'Vazirmatn','Segoe UI',Tahoma,sans-serif}
[dir="rtl"] .nav-links a{letter-spacing:0}
[dir="rtl"] .hero h1{letter-spacing:0}

/* ---- canonical identifiers: always LTR-isolated, stable across locales ---- */
bdi[dir="ltr"]{unicode-bidi:isolate;direction:ltr;white-space:nowrap}
/* Latin brand/content blocks keep correct punctuation order inside RTL pages */
html[dir="rtl"] .hero h1, html[dir="rtl"] .hero .lead, html[dir="rtl"] .hero-card,
html[dir="rtl"] .hero-stats .hs, html[dir="rtl"] .pcard .pbody, html[dir="rtl"] .cat-card .cb,
html[dir="rtl"] .card h3, html[dir="rtl"] .card p, html[dir="rtl"] .chain .step,
html[dir="rtl"] .stat, html[dir="rtl"] .checklist, html[dir="rtl"] .hl-cards h3,
html[dir="rtl"] .hl-cards p, html[dir="rtl"] .pd-hero .sub, html[dir="rtl"] .sub.en,
html[dir="rtl"] .phero h1, html[dir="rtl"] .f-contact span, html[dir="rtl"] .f-bottom span{
  direction:ltr; unicode-bidi:isolate; text-align:right;
}
/* technical tables are canonical Latin/number data */
html[dir="rtl"] .spectable-wrap{direction:ltr}
html[dir="rtl"] table.spec{direction:ltr}
html[dir="rtl"] table.spec th{text-align:left}
html[dir="rtl"] .spec-note{text-align:left}

/* responsive */
@media (max-width:1080px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .chain{grid-template-columns:repeat(3,1fr)}
  .hero .container{grid-template-columns:1fr}
  .hero-visual{display:none}
  .pd-hero,.two-col{grid-template-columns:1fr}
  footer .fgrid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .nav-links,.nav .btn-gold{display:none}
  .burger{display:block}
  .mobile-menu.open{display:block;position:fixed;inset:0;background:rgba(4,7,15,.97);z-index:90;padding:5em 2em}
  .mobile-menu a{display:block;padding:.9em 0;font-size:1.2rem;border-bottom:1px solid var(--line-2)}
  .g3,.g2{grid-template-columns:1fr}
  .chain{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .admin-wrap{grid-template-columns:1fr}
  .admin-side{position:static;height:auto;display:flex;flex-wrap:wrap}
  .hl-cards{grid-template-columns:1fr}
  .stats-band .grid{grid-template-columns:1fr 1fr}
  .topbar .tb-l{display:none}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
}

/* ================= LANGUAGE DROPDOWN (11 languages) ================= */
.langdd{position:relative}
.langdd-btn{display:flex;align-items:center;gap:.5em;padding:.42em .8em;border-radius:10px;border:1px solid var(--line-2);background:var(--navy-800);color:var(--ink);font-size:.8rem;cursor:pointer;transition:.25s;font-family:inherit}
.langdd-btn:hover,.langdd[aria-expanded="true"] .langdd-btn,.langdd.open .langdd-btn{border-color:var(--gold);color:var(--gold-2)}
.langdd-btn:focus-visible,.langdd-list a:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.langdd-btn .flag,.langdd-list .flag{font-size:1.05em;line-height:1}
.langdd-btn .lname{max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.langdd-btn .caret{font-size:.7em;opacity:.7}
.langdd-list{position:absolute;top:calc(100% + 8px);inset-inline-end:0;z-index:120;min-width:220px;max-height:70vh;overflow:auto;margin:0;padding:.4em;list-style:none;background:linear-gradient(170deg,#0e1a33,#071022);border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 48px rgba(0,0,0,.5);display:none}
.langdd.open .langdd-list{display:block;animation:ddIn .18s ease}
@keyframes ddIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.langdd-list a{display:flex;align-items:center;gap:.65em;padding:.55em .75em;border-radius:9px;color:var(--muted);text-decoration:none;font-size:.86rem;white-space:nowrap}
.langdd-list a:hover,.langdd-list a:focus{background:rgba(216,165,74,.12);color:var(--ink)}
.langdd-list a.current{background:rgba(216,165,74,.16);color:var(--gold-2);font-weight:600}
.langdd-list .ck{margin-inline-start:auto;color:var(--gold)}
@media (max-width:1080px){.langdd{order:5}.langdd-btn .lname{display:none}}

/* hero canvas & poster */
#hero3d .hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
#hero3d .hero-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4}

/* ================= RTL SUPPORT ================= */
html[dir="rtl"] body{font-family:'Vazirmatn',Tahoma,'Segoe UI',var(--font)}
html[dir="rtl"] .nav-links,html[dir="rtl"] .tb-l,html[dir="rtl"] .tb-r,html[dir="rtl"] .f-contact li,html[dir="rtl"] .checklist li{direction:rtl}
html[dir="rtl"] .hero-card .hc-row,html[dir="rtl"] .card{text-align:right}
html[dir="rtl"] .center,html[dir="rtl"] .stat{text-align:center}
html[dir="rtl"] .chain .step{text-align:center}
html[dir="rtl"] .crumbs{direction:rtl}
html[dir="rtl"] .plink::after{content:" ←"}
html[dir="ltr"] .plink::after{content:" →"}
html[dir="rtl"] .form-grid,html[dir="rtl"] .field label{text-align:right}
/* keep English product body LTR-aligned on RTL pages */
html[dir="rtl"] .en{text-align:left;direction:ltr}

/* ================= CINEMATIC HERO ================= */
.hero-cinema{min-height:94vh;overflow:hidden;position:relative}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media .hero-img{width:100%;height:100%;object-fit:cover;object-position:center 62%;transform:scale(1.06);animation:kenburns 36s ease-in-out infinite alternate;filter:saturate(1.05) contrast(1.04)}
@keyframes kenburns{0%{transform:scale(1.06) translateX(0)}100%{transform:scale(1.14) translateX(-1.6%)}}
@media (prefers-reduced-motion: reduce){.hero-media .hero-img{animation:none;transform:none}}
.hero-scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,8,18,.88) 0%,rgba(4,8,18,.62) 42%,rgba(4,8,18,.18) 75%,rgba(4,8,18,.35) 100%)}
html[dir="rtl"] .hero-scrim{background:linear-gradient(-90deg,rgba(4,8,18,.88) 0%,rgba(4,8,18,.62) 42%,rgba(4,8,18,.18) 75%,rgba(4,8,18,.35) 100%)}
.hero-vignette{position:absolute;inset:0;background:radial-gradient(120% 90% at 50% 10%,transparent 55%,rgba(3,6,14,.55) 100%)}
.hero-cinema .container{z-index:2}
.hero-grid{position:relative}
.hero-brand{margin-bottom:1.1em;display:inline-block}
.hero-logo{height:calc(92px * var(--hero-logo-scale,1));width:calc(92px * var(--hero-logo-scale,1));object-fit:contain;filter:drop-shadow(0 6px 24px rgba(216,165,74,.35)) drop-shadow(0 2px 6px rgba(0,0,0,.6));transition:transform .2s ease-out}
.hero-cinema h1 .l1,.hero-cinema h1 .l2,.hero-cinema h1 .l3,.hero-cinema .lead{text-shadow:0 2px 18px rgba(0,0,0,.55)}
@media (max-width:900px){.hero-logo{height:calc(72px * var(--hero-logo-scale,1));width:calc(72px * var(--hero-logo-scale,1))}}

/* ================= RFQ ATTACHMENTS ================= */
.attach-box{border:1px dashed var(--line-2);border-radius:14px;padding:1.1em 1.2em;background:rgba(10,23,48,.4)}
.attach-box label{display:flex;gap:.5em;align-items:center;font-weight:600;color:var(--gold-2)}
.attach-hint{color:var(--muted);font-size:.78rem;margin:.4em 0 .8em}
.attach-box input[type=file]{color:var(--muted);font-size:.85rem}
.attach-list{list-style:none;margin:.8em 0 0;padding:0;display:grid;gap:.5em}
.attach-list li{display:flex;align-items:center;gap:.7em;background:var(--navy-800);border:1px solid var(--line);border-radius:10px;padding:.55em .8em;font-size:.82rem}
.attach-list .a-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.attach-list .a-meta{color:var(--muted);font-size:.72rem;white-space:nowrap}
.attach-list .a-state{font-size:.75rem}
.attach-list .a-state.ok{color:#4ade80}
.attach-list .a-state.err{color:#f87171}
.attach-list .a-bar{height:4px;border-radius:4px;background:var(--line-2);width:90px;overflow:hidden}
.attach-list .a-bar i{display:block;height:100%;width:0;background:var(--gold);transition:width .2s}
.attach-list button.a-rm{background:none;border:1px solid var(--line-2);color:var(--muted);border-radius:8px;padding:.2em .6em;cursor:pointer;font-size:.72rem}
.attach-list button.a-rm:hover{color:#f87171;border-color:#7f2d3a}
.alert.err{background:rgba(225,29,63,.14);border:1px solid rgba(225,29,63,.4);color:#fda4af;border-radius:12px;padding:.9em 1.1em;margin-bottom:1.2em}

/* ================= ADMIN EXT ================= */
.badge{display:inline-block;padding:.15em .6em;border-radius:999px;font-size:.7rem;border:1px solid var(--line-2);color:var(--muted)}
.badge.NEW{color:#fbbf24;border-color:#7a5c17}
.badge.OPEN,.badge.UNDER_REVIEW{color:#60a5fa;border-color:#28497c}
.badge.RESPONDED{color:#4ade80;border-color:#1f6b40}
.badge.FOLLOW_UP{color:#f2c76e;border-color:#7a5c17}
.badge.CONVERTED{color:#34d399;border-color:#1f6b40}
.badge.CLOSED,.badge.SPAM{color:#94a3b8;border-color:#334155}
.inq-detail{display:grid;grid-template-columns:1.2fr .8fr;gap:1.4em;align-items:start}
@media (max-width:980px){.inq-detail{grid-template-columns:1fr}}
.msg-full{white-space:pre-wrap;background:var(--navy-800);border:1px solid var(--line);border-radius:12px;padding:1.1em;line-height:1.7;font-size:.9rem}
.att-row{display:flex;gap:.8em;align-items:center;border:1px solid var(--line);border-radius:10px;padding:.6em .8em;margin-bottom:.5em;font-size:.85rem}
.audit-row{display:grid;grid-template-columns:150px 110px 1fr;gap:1em;font-size:.8rem;padding:.45em 0;border-bottom:1px dashed var(--line-2)}
@media (max-width:760px){.audit-row{grid-template-columns:1fr}}