:root{
  --em:#22c98f; --em2:#5bf0b8; --em3:#0f9d6e;
  --bg:#050705; --bg2:#070a08; --bg3:#0a0f0c;
  --glass:rgba(34,201,143,.07); --glass2:rgba(34,201,143,.12);
  --border:rgba(91,240,184,.16); --border2:rgba(91,240,184,.4);
  --text:#eef6f1; --text2:#9fb6ac; --text3:#5c7369;
  --card:#0a0f0c; --card2:#0d130f;
  --red:#ff4d6a; --gold:#f5c842;
  --ff:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  --ff-fa:'Vazirmatn','Inter',-apple-system,sans-serif;
  --r:16px; --r2:22px;
  --nav-h:72px;
  --sat:env(safe-area-inset-top,0px); --sab:env(safe-area-inset-bottom,0px);
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html{scroll-behavior:smooth;}
body{font-family:var(--ff);background:var(--bg);color:var(--text);direction:ltr;text-align:left;overflow-x:hidden;-webkit-font-smoothing:antialiased;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul{list-style:none;}
html[dir="rtl"] body{direction:rtl;text-align:right;font-family:var(--ff-fa);}
html[dir="rtl"] .hero-cta,html[dir="rtl"] .nav-links,html[dir="rtl"] .stats,html[dir="rtl"] .social-row,html[dir="rtl"] .fm-social{direction:rtl;}
html[dir="rtl"] .section-desc,html[dir="rtl"] .hero-sub,html[dir="rtl"] .scene-desc,html[dir="rtl"] .proj-desc,html[dir="rtl"] .value-desc{letter-spacing:0;}
html[dir="rtl"] .footer-inner{flex-direction:row-reverse;}

.appbar{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);padding-top:var(--sat);display:flex;align-items:center;justify-content:space-between;padding-left:32px;padding-right:32px;background:linear-gradient(to bottom,rgba(0,0,0,.75) 0%,rgba(0,0,0,0) 100%);transition:background .3s ease;}
.appbar.scrolled{background:rgba(0,0,0,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);}
.appbar .logo{font-size:15px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;}
html[dir="rtl"] .appbar .logo{letter-spacing:0;text-transform:none;}
.appbar .logo span{color:var(--text3);font-weight:400;}
.nav-links{display:flex;align-items:center;gap:36px;}
.nav-link{background:none;border:none;color:var(--text2);font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:1px;padding:8px 0;position:relative;transition:color .2s ease;text-decoration:none;display:inline-block;}
html[dir="rtl"] .nav-link{text-transform:none;letter-spacing:0;font-size:13px;}
.nav-link.active,.nav-link:hover{color:var(--text);}
.nav-link.active::after{content:'';position:absolute;bottom:0;left:0;right:0;height:1px;background:var(--em);}
.lang-switch{display:inline-flex;align-items:center;gap:6px;background:none;border:1px solid var(--border2);color:var(--text);font-size:11px;font-weight:600;letter-spacing:1px;padding:8px 14px;border-radius:var(--r);text-transform:uppercase;transition:all .2s ease;text-decoration:none;}
.lang-switch:hover{background:var(--glass);border-color:var(--em);}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:8px;}
.hamburger span{width:22px;height:1px;background:var(--text);display:block;}
.mobile-menu{position:fixed;inset:0;z-index:1100;background:rgba(0,0,0,.97);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;opacity:0;pointer-events:none;transition:opacity .25s ease;}
.mobile-menu.open{opacity:1;pointer-events:auto;}
.mobile-menu .nav-link{background:none;border:none;color:var(--text);font-size:20px;text-transform:uppercase;letter-spacing:1.2px;font-weight:600;}
html[dir="rtl"] .mobile-menu .nav-link{text-transform:none;letter-spacing:0;}
.mobile-menu .close-btn{position:absolute;top:calc(20px + var(--sat));right:24px;font-size:28px;color:var(--text2);background:none;border:none;}
.mobile-menu .lang-switch{margin-top:12px;}

.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;background-size:cover;background-position:center;overflow:hidden;}
.hero::before{content:'';position:absolute;inset:0;z-index:1;background:linear-gradient(to top,rgba(0,0,0,.9) 0%,rgba(0,0,0,.35) 45%,rgba(0,0,0,.55) 100%);}
.bg-layer{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;background-color:var(--bg3);opacity:0;transition:opacity .7s ease;}
.bg-layer.loaded{opacity:1;}
.hero-inner{position:relative;z-index:2;padding:0 32px 96px;width:100%;max-width:1400px;margin:0 auto;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:1.5px;color:var(--text2);margin-bottom:22px;text-transform:uppercase;}
html[dir="rtl"] .hero-badge{text-transform:none;letter-spacing:0;}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px var(--gold);}
.hero-title{font-size:clamp(40px,7vw,96px);font-weight:800;line-height:.98;letter-spacing:.5px;text-transform:uppercase;max-width:900px;}
html[dir="rtl"] .hero-title{text-transform:none;letter-spacing:0;line-height:1.2;}
.hero-sub{margin-top:22px;font-size:clamp(14px,1.6vw,18px);color:var(--text2);max-width:560px;line-height:1.6;}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:16px 32px;font-size:12px;font-weight:600;letter-spacing:1.1px;text-transform:uppercase;border-radius:var(--r);border:1px solid var(--border2);background:var(--glass2);color:var(--text);transition:all .25s ease;backdrop-filter:blur(6px);text-decoration:none;}
html[dir="rtl"] .btn{text-transform:none;letter-spacing:0;font-size:13px;}
.btn:hover{background:var(--glass);border-color:var(--em);}
.btn-solid{background:var(--em);color:#000;border-color:var(--em);}
.btn-solid:hover{background:var(--em2);}
.btn:disabled{opacity:.5;cursor:not-allowed;}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:24px;max-width:1400px;margin:0 auto;padding:64px 32px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.stat-num{font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:.5px;}
.stat-label{font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:1.2px;margin-top:8px;}

.section{padding:120px 32px;max-width:1400px;margin:0 auto;}
.section-head{max-width:640px;margin-bottom:64px;}
.eyebrow{font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:16px;}
html[dir="rtl"] .eyebrow{text-transform:none;letter-spacing:0;}
.section-title{font-size:clamp(28px,4vw,48px);font-weight:800;letter-spacing:.3px;text-transform:uppercase;line-height:1.1;}
html[dir="rtl"] .section-title{text-transform:none;letter-spacing:0;line-height:1.3;}
.section-desc{margin-top:18px;color:var(--text2);font-size:15px;line-height:1.7;max-width:560px;}

.scene-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px;}
.scene{position:relative;min-height:420px;background-size:cover;background-position:center;display:flex;align-items:flex-end;padding:36px;overflow:hidden;border-radius:var(--r2);border:1px solid var(--border);text-decoration:none;}
.scene::before{content:'';position:absolute;inset:0;z-index:1;background:linear-gradient(to top,rgba(0,0,0,.88) 0%,rgba(0,0,0,.15) 65%);transition:background .3s ease;}
.scene:hover::before{background:linear-gradient(to top,rgba(0,0,0,.95) 0%,rgba(0,0,0,.3) 65%);}
.scene-content{position:relative;z-index:2;}
.scene-title{font-size:19px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;}
html[dir="rtl"] .scene-title{text-transform:none;letter-spacing:0;}
.scene-desc{font-size:13px;color:var(--text2);margin-top:10px;line-height:1.6;max-width:340px;}
.scene-tag{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:1.4px;margin-bottom:10px;display:block;}
html[dir="rtl"] .scene-tag{text-transform:none;letter-spacing:0;}

.proj-row{position:relative;min-height:480px;background-size:cover;background-position:center;display:flex;align-items:flex-end;margin-bottom:16px;padding:48px;border-radius:var(--r2);overflow:hidden;border:1px solid var(--border);}
.proj-row::before{content:'';position:absolute;inset:0;z-index:1;background:linear-gradient(to top,rgba(0,0,0,.85) 0%,rgba(0,0,0,.1) 60%);}
.proj-content{position:relative;z-index:2;max-width:640px;}
.proj-num{font-size:12px;color:var(--text3);letter-spacing:1.4px;margin-bottom:12px;}
.proj-title{font-size:clamp(22px,3vw,34px);font-weight:800;text-transform:uppercase;letter-spacing:.4px;}
html[dir="rtl"] .proj-title{text-transform:none;letter-spacing:0;}
.proj-desc{margin-top:14px;color:var(--text2);font-size:14px;line-height:1.7;}

.values-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:48px;}
.value-item{background:var(--glass);border:1px solid var(--border);border-radius:var(--r);padding:24px;}
.value-num{font-size:12px;color:var(--text3);letter-spacing:1.2px;}
.value-name{font-size:18px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;margin-top:14px;}
html[dir="rtl"] .value-name{text-transform:none;letter-spacing:0;}
.value-desc{font-size:13px;color:var(--text2);margin-top:10px;line-height:1.6;}

.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;}
.form-box{display:flex;flex-direction:column;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:11px;text-transform:uppercase;letter-spacing:1.1px;color:var(--text3);}
html[dir="rtl"] .field label{text-transform:none;letter-spacing:0;}
.field input,.field textarea,.field select{background:var(--glass);border:1px solid var(--border);border-radius:var(--r);padding:14px 16px;color:var(--text);font-family:inherit;font-size:14px;outline:none;transition:border-color .2s ease;}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;}
.field select option{background:#0a0a0d;color:var(--text);}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--em);}
.field textarea{min-height:140px;resize:vertical;}
.field-hint{font-size:11px;color:var(--text3);line-height:1.5;margin-top:-8px;}
.form-msg{font-size:13px;padding:12px 16px;border-radius:var(--r);display:none;}
.form-msg.show{display:block;}
.form-msg.success{background:rgba(80,220,140,.1);color:#7be3a8;border:1px solid rgba(80,220,140,.3);}
.form-msg.error{background:rgba(255,77,106,.1);color:var(--red);border:1px solid rgba(255,77,106,.3);}
.contact-info{display:flex;flex-direction:column;gap:32px;}
.info-item .info-label{font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:1.2px;}
html[dir="rtl"] .info-item .info-label{text-transform:none;letter-spacing:0;}
.info-item .info-value{font-size:16px;margin-top:8px;}
.social-row{display:flex;gap:14px;margin-top:8px;}
.social-row a{width:42px;height:42px;border:1px solid var(--border2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;transition:all .2s ease;}
.social-row a:hover{background:var(--glass);border-color:var(--em);}

footer{border-top:1px solid var(--border);padding:56px 32px;}
.footer-inner{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;}
.footer-inner .fmark{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;color:var(--text3);}
html[dir="rtl"] .footer-inner .fmark{text-transform:none;letter-spacing:0;}
.footer-links{display:flex;gap:24px;}
.footer-links a{font-size:12px;color:var(--text3);text-transform:uppercase;letter-spacing:1px;transition:color .2s ease;text-decoration:none;}
html[dir="rtl"] .footer-links a{text-transform:none;letter-spacing:0;}
.footer-links a:hover{color:var(--text);}

.footer-mobile{display:none;}
.footer-mobile .fm-logo{font-size:14px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;text-align:center;}
html[dir="rtl"] .footer-mobile .fm-logo{text-transform:none;letter-spacing:0;}
.footer-mobile .fm-logo span{color:var(--text3);font-weight:400;}
.footer-mobile .fm-tag{text-align:center;font-size:12px;color:var(--text3);margin-top:10px;line-height:1.6;max-width:280px;margin-left:auto;margin-right:auto;}
.footer-mobile .fm-nav{display:flex;flex-direction:column;margin-top:32px;border-top:1px solid var(--border);}
.footer-mobile .fm-nav a{display:block;width:100%;text-align:center;padding:16px 0;font-size:13px;color:var(--text2);text-transform:uppercase;letter-spacing:1px;border-bottom:1px solid var(--border);text-decoration:none;}
html[dir="rtl"] .footer-mobile .fm-nav a{text-transform:none;letter-spacing:0;}
.footer-mobile .fm-nav a:active{color:var(--text);background:var(--glass);}
.footer-mobile .fm-lang{display:flex;justify-content:center;margin-top:24px;}
.footer-mobile .fm-social{display:flex;justify-content:center;gap:14px;margin-top:24px;}
.footer-mobile .fm-social a{width:44px;height:44px;border:1px solid var(--border2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;text-decoration:none;}
.footer-mobile .fm-groups{text-align:center;margin-top:28px;}
.footer-mobile .fm-groups .fm-groups-label{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:1.2px;}
html[dir="rtl"] .footer-mobile .fm-groups .fm-groups-label{text-transform:none;letter-spacing:0;}
.footer-mobile .fm-groups-list{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 16px;margin-top:14px;padding:0 8px;}
.footer-mobile .fm-groups-list a{font-size:11px;color:var(--text3);text-decoration:none;}
.footer-mobile .fm-copy{text-align:center;font-size:10px;color:var(--text3);letter-spacing:.6px;margin-top:32px;padding-top:20px;border-top:1px solid var(--border);}

.fade-in{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease;}
.fade-in.visible{opacity:1;transform:translateY(0);}

.chat-hero{position:relative;min-height:100vh;overflow:hidden;display:flex;flex-direction:column;align-items:center;padding:calc(var(--nav-h) + 40px) 20px 80px;}
.gem-field{position:absolute;inset:0;z-index:0;overflow:hidden;background:radial-gradient(ellipse at 50% 0%,#081a12 0%,var(--bg) 60%);}
.gem-field::before,.gem-field::after{content:'';position:absolute;width:130vmax;height:130vmax;left:50%;top:50%;background:conic-gradient(from 0deg,transparent 0deg,rgba(34,201,143,.10) 40deg,transparent 90deg,transparent 210deg,rgba(91,240,184,.08) 260deg,transparent 320deg,transparent 360deg);transform:translate(-50%,-50%) rotate(0deg);animation:gem-spin 70s linear infinite;}
.gem-field::after{animation-duration:100s;animation-direction:reverse;opacity:.6;}
@keyframes gem-spin{to{transform:translate(-50%,-50%) rotate(360deg);}}
@media (prefers-reduced-motion:reduce){.gem-field::before,.gem-field::after{animation:none;}}

.chat-intro{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;padding:24px;cursor:pointer;transition:opacity .6s ease,visibility .6s ease;}
.chat-intro.hidden{opacity:0;visibility:hidden;pointer-events:none;}
.chat-intro-mark{font-size:clamp(26px,6vw,44px);font-weight:800;letter-spacing:.5px;text-transform:uppercase;opacity:0;animation:ch-rise .9s ease .15s forwards;}
html[dir="rtl"] .chat-intro-mark{text-transform:none;letter-spacing:0;}
.chat-intro-mark span{color:var(--text3);font-weight:400;}
.chat-intro-sub{font-size:13px;color:var(--text2);letter-spacing:.3px;max-width:380px;opacity:0;animation:ch-rise .9s ease .5s forwards;}
.chat-intro-hint{margin-top:24px;font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:1.5px;opacity:0;animation:ch-rise .9s ease 1.3s forwards;}
html[dir="rtl"] .chat-intro-hint{text-transform:none;letter-spacing:0;}
@keyframes ch-rise{from{opacity:0;transform:translateY(14px);}to{opacity:1;transform:translateY(0);}}

.chat-col{position:relative;z-index:2;width:100%;max-width:640px;margin:0 auto;display:flex;flex-direction:column;gap:18px;}
.chat-progress{display:flex;gap:6px;align-self:center;margin-bottom:4px;}
.chat-progress i{width:22px;height:3px;border-radius:2px;background:var(--border);transition:background .3s ease;}
.chat-progress i.done{background:var(--em);}
.chat-progress i.now{background:var(--em2);}

.bubble-row{display:flex;}
.bubble-row.user{justify-content:flex-end;}
html[dir="rtl"] .bubble-row.user{justify-content:flex-start;}
.chat-bubble{padding:14px 18px;font-size:14.5px;line-height:1.75;max-width:85%;border-radius:var(--r);opacity:0;transform:translateY(10px);animation:ch-pop .5s ease forwards;}
@keyframes ch-pop{to{opacity:1;transform:translateY(0);}}
.chat-bubble.assistant{background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(14px);color:var(--text);border-bottom-left-radius:4px;}
html[dir="rtl"] .chat-bubble.assistant{border-bottom-left-radius:var(--r);border-bottom-right-radius:4px;}
.chat-bubble.user{background:linear-gradient(135deg,var(--em),var(--em3));color:#04150e;font-weight:600;border-bottom-right-radius:4px;}
html[dir="rtl"] .chat-bubble.user{border-bottom-right-radius:var(--r);border-bottom-left-radius:4px;}

.chat-typing{display:inline-flex;gap:4px;padding:16px 18px;}
.chat-typing i{width:6px;height:6px;border-radius:50%;background:var(--text3);animation:ch-blink 1.2s infinite ease-in-out;}
.chat-typing i:nth-child(2){animation-delay:.15s;}
.chat-typing i:nth-child(3){animation-delay:.3s;}
@keyframes ch-blink{0%,80%,100%{opacity:.25;}40%{opacity:1;}}

.chat-opts{display:flex;flex-direction:column;gap:10px;}
.chat-opt{display:flex;align-items:center;gap:14px;text-align:left;width:100%;border-radius:var(--r);background:var(--glass);border:1px solid var(--border);padding:16px 18px;color:var(--text);font-size:14px;font-weight:500;backdrop-filter:blur(10px);opacity:0;transform:translateY(12px);animation:ch-pop .5s ease forwards;transition:border-color .2s ease,background .2s ease,transform .2s ease;}
html[dir="rtl"] .chat-opt{text-align:right;}
.chat-opt:hover,.chat-opt:focus-visible{border-color:var(--em);background:var(--glass2);transform:translateY(-1px);}
.chat-opt:active{transform:translateY(0) scale(.99);}
.chat-opt .ic{width:20px;height:20px;flex-shrink:0;color:var(--em);}
.chat-opt .lbl{flex:1;}
.chat-opt .arw{color:var(--text3);font-size:14px;transition:transform .2s ease;}
html[dir="rtl"] .chat-opt .arw{transform:scaleX(-1);}
.chat-opt:hover .arw{transform:translateX(3px);}
html[dir="rtl"] .chat-opt:hover .arw{transform:scaleX(-1) translateX(3px);}

.chat-back{align-self:flex-start;display:flex;align-items:center;gap:6px;background:none;border:none;color:var(--text3);font-size:12px;letter-spacing:.5px;padding:4px 0;transition:color .2s ease;}
html[dir="rtl"] .chat-back{align-self:flex-end;}
.chat-back:hover{color:var(--em);}
.chat-back svg{width:13px;height:13px;}
html[dir="rtl"] .chat-back svg{transform:scaleX(-1);}

.chat-textbox{display:flex;flex-direction:column;gap:14px;background:var(--glass);border:1px solid var(--border);border-radius:var(--r);padding:22px;backdrop-filter:blur(14px);opacity:0;transform:translateY(12px);animation:ch-pop .5s ease forwards;}
.chat-textbox input,.chat-textbox textarea{background:rgba(0,0,0,.25);border:1px solid var(--border);border-radius:var(--r);padding:13px 16px;color:var(--text);font-family:inherit;font-size:14px;outline:none;transition:border-color .2s ease;}
.chat-textbox input:focus,.chat-textbox textarea:focus{border-color:var(--em);}
.chat-textbox textarea{min-height:96px;resize:vertical;}
.chat-submit{display:flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r);padding:15px;font-size:13px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;background:linear-gradient(135deg,var(--em),var(--em3));color:#04150e;border:none;transition:filter .2s ease,transform .15s ease;}
html[dir="rtl"] .chat-submit{text-transform:none;letter-spacing:0;}
.chat-submit:hover{filter:brightness(1.1);}
.chat-submit:active{transform:scale(.98);}
.chat-submit:disabled{opacity:.55;cursor:not-allowed;}
.chat-form-msg{font-size:12.5px;padding:11px 14px;border-radius:var(--r);display:none;}
.chat-form-msg.show{display:block;}
.chat-form-msg.error{background:rgba(255,77,106,.1);color:var(--red);border:1px solid rgba(255,77,106,.3);}

.chat-thanks{display:flex;flex-direction:column;gap:10px;align-items:flex-start;background:var(--glass);border:1px solid var(--border2);border-radius:var(--r);padding:26px;opacity:0;transform:translateY(12px);animation:ch-pop .5s ease forwards;}
html[dir="rtl"] .chat-thanks{align-items:flex-end;text-align:right;}
.chat-thanks .tick{width:34px;height:34px;color:var(--em);}
.chat-thanks h3{font-size:18px;font-weight:700;}
.chat-thanks p{font-size:13.5px;color:var(--text2);line-height:1.7;}
.chat-restart{margin-top:6px;font-size:12px;color:var(--em);border:1px solid var(--border2);border-radius:var(--r);padding:10px 18px;background:none;}
.chat-restart:hover{background:var(--glass2);}

@media (max-width:900px){
  .nav-links{display:none;}
  .hamburger{display:flex;}
  .contact-grid{grid-template-columns:1fr;gap:56px;}
  .section{padding:80px 20px;}
  .hero-inner{padding:0 20px 64px;}
  .appbar{padding-left:20px;padding-right:20px;}
  footer .footer-inner{display:none;}
  footer .footer-mobile{display:block;padding:0 12px;}
}
@media (max-width:520px){
  .chat-hero{padding-top:calc(var(--nav-h) + 24px);}
  .chat-bubble{max-width:92%;}
}