:root{
  --bg:#050810;
  --bg-soft:#0a0f1c;
  --card:#0d1526;
  --card-2:#101a2e;
  --border:rgba(255,255,255,.07);
  --text:#eef1f8;
  --muted:#8b93a9;
  --muted-2:#616b82;
  --blue:#2088f0;
  --blue-2:#5aa9f5;
  --blue-dark:#0f4c94;
  --orange:#ff6f10;
  --purple:#9163f7;
  --green:#12c088;
  --red:#f04848;
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Vazirmatn',Tahoma,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
.container{max-width:1320px;margin:0 auto;padding:0 24px;}
::selection{background:var(--blue);color:#fff;}
button{font-family:inherit;}

/* ===== Accessibility ===== */
.skip-link{
  position:absolute;top:-60px;right:16px;z-index:999;
  background:var(--blue);color:#fff;padding:10px 18px;border-radius:8px;
  font-size:13px;font-weight:700;transition:top .2s ease;
}
.skip-link:focus{top:16px;}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline:2px solid var(--blue-2);outline-offset:2px;
}

@keyframes fadeUp{
  from{opacity:0;transform:translateY(18px);}
  to{opacity:1;transform:translateY(0);}
}
@keyframes floatY{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-10px);}
}
@keyframes pulseGlow{
  0%,100%{box-shadow:0 0 0 0 rgba(32,136,240,.35);}
  50%{box-shadow:0 0 0 10px rgba(32,136,240,0);}
}
@keyframes spin{
  to{transform:rotate(360deg);}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;}
}

/* ===== Header ===== */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(5,8,16,.78);
  backdrop-filter:blur(16px) saturate(150%);
  border-bottom:1px solid var(--border);
  transition:padding .25s ease, box-shadow .25s ease;
}
header.scrolled .navbar{padding:9px 0;}
header.scrolled{box-shadow:0 8px 24px rgba(0,0,0,.35);}
header.scrolled .logo-badge{width:38px;height:38px;font-size:16px;}
.navbar{display:flex;align-items:center;justify-content:space-between;padding:15px 0;gap:16px;}
.logo{display:flex;align-items:center;gap:11px;}
.logo-badge{
  width:46px;height:46px;border-radius:13px;
  background:linear-gradient(145deg,var(--blue-2),var(--blue-dark));
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:19px;color:#fff;letter-spacing:-.5px;
  box-shadow:0 4px 18px rgba(32,136,240,.45), inset 0 1px 0 rgba(255,255,255,.25);
  transition:width .25s ease, height .25s ease;
}
.logo-text h1{font-size:19px;font-weight:800;letter-spacing:-.2px;}
.logo-text p{font-size:10.5px;color:var(--muted-2);}

nav.main-menu{display:flex;align-items:center;gap:8px;}
nav.main-menu a{
  font-size:14px;color:var(--text);
  position:relative;padding:9px 14px;border-radius:9px;
  display:flex;align-items:center;gap:5px;
  transition:color .2s, background .2s;
}
nav.main-menu a:hover{color:#fff;background:rgba(255,255,255,.05);}
nav.main-menu a.active{color:#fff;background:rgba(32,136,240,.14);}
.caret{font-size:9px;opacity:.7;transition:transform .2s ease;}

/* dropdown menu for "خدمات" */
.menu-dropdown{position:relative;}
.menu-dropdown:hover .caret{transform:rotate(180deg);}
.dropdown-panel{
  position:absolute;top:calc(100% + 10px);right:0;min-width:230px;
  background:#0b1120;border:1px solid var(--border);border-radius:14px;
  padding:8px;box-shadow:0 20px 45px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s ease, transform .2s ease, visibility .2s;
  z-index:50;
}
.menu-dropdown:hover .dropdown-panel,
.menu-dropdown:focus-within .dropdown-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.dropdown-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:9px;
  font-size:13.5px;color:var(--text);
}
.dropdown-item:hover{background:rgba(32,136,240,.12);color:#fff;}
.dd-ico{font-size:16px;}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;border-radius:11px;
  font-size:14px;font-weight:700;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-2),var(--blue-dark));
  color:#fff;box-shadow:0 8px 22px rgba(32,136,240,.4), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-primary:hover{box-shadow:0 10px 28px rgba(32,136,240,.55);}
.btn-outline{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.14);color:var(--text);
}
.btn-outline:hover{border-color:var(--blue-2);background:rgba(32,136,240,.08);}
.btn-sm{padding:10px 18px;font-size:13px;}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:80px 0 70px;}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(600px circle at 10% 10%, rgba(32,136,240,.16), transparent 60%),
    radial-gradient(500px circle at 90% 40%, rgba(145,99,247,.13), transparent 60%),
    linear-gradient(180deg, #060a14 0%, #050810 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
          mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.05fr;gap:50px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;color:var(--blue-2);
  background:rgba(32,136,240,.1);border:1px solid rgba(32,136,240,.25);
  padding:7px 14px;border-radius:99px;margin-bottom:22px;
  animation:fadeUp .6s ease both;
}
.hero h2{
  font-size:46px;line-height:1.4;font-weight:800;margin-bottom:22px;letter-spacing:-.5px;
  animation:fadeUp .7s .05s ease both;
}
.hero h2 .accent{
  background:linear-gradient(90deg,var(--blue-2),var(--purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.sub{
  color:var(--muted);font-size:16.5px;max-width:530px;margin-bottom:36px;
  animation:fadeUp .7s .1s ease both;
}
.hero-actions{display:flex;gap:16px;animation:fadeUp .7s .15s ease both;}

.hero-visual{position:relative;min-height:440px;animation:fadeUp .8s .2s ease both;}
.hero-visual .frame{
  position:relative;border-radius:22px;overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:0 30px 70px rgba(0,0,0,.55), 0 0 0 1px rgba(32,136,240,.08);
}
.hero-visual img.main-photo{width:100%;height:420px;object-fit:cover;}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,8,16,0) 40%, rgba(5,8,16,.55) 100%);
}
svg.connectors{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible;}
svg.connectors path{
  fill:none;stroke:rgba(32,136,240,.45);stroke-width:1.4;stroke-dasharray:5 6;
}
.orbit-node{position:absolute;display:flex;flex-direction:column;align-items:center;gap:9px;z-index:2;}
.orbit-node .circle{
  width:64px;height:64px;border-radius:50%;
  background:rgba(10,16,32,.9);
  border:1px solid rgba(32,136,240,.4);
  display:flex;align-items:center;justify-content:center;
  font-size:26px;
  box-shadow:0 0 0 6px rgba(32,136,240,.06), 0 8px 22px rgba(0,0,0,.4);
  animation:floatY 4.5s ease-in-out infinite;
}
.orbit-node span{
  font-size:12.5px;font-weight:700;background:rgba(5,8,16,.9);
  border:1px solid var(--border);
  padding:4px 12px;border-radius:20px;color:#dfe6f2;
}
.n1{top:-5%;right:0%;} .n1 .circle{animation-delay:.2s;}
.n2{top:26%;right:22%;} .n2 .circle{animation-delay:.6s;}
.n3{top:-5%;left:0%;} .n3 .circle{animation-delay:1s;}
.n4{top:26%;left:22%;} .n4 .circle{animation-delay:1.4s;}
.n5{bottom:-5%;left:26%;} .n5 .circle{animation-delay:1.8s;}

/* ===== Section heading ===== */
.section-head{text-align:center;max-width:640px;margin:0 auto 44px;}
.section-head .eyebrow{margin-bottom:14px;}
.section-head h3{font-size:30px;font-weight:800;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:15px;}

/* ===== Services ===== */
.services{padding:90px 0 80px;position:relative;}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.service-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);
  background:linear-gradient(180deg, var(--card-2), var(--card));
  display:flex;flex-direction:column;position:relative;
  transition:transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s ease, border-color .3s ease;
}
.service-card:hover{transform:translateY(-8px);}
.service-card .photo{height:158px;overflow:hidden;position:relative;background:var(--card-2);}
.service-card .photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.service-card:hover .photo img{transform:scale(1.06);}
.service-card .photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, transparent 25%, var(--card) 100%);
}
.service-card .icon-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:19px;
  background:rgba(5,8,16,.75);backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.12);
}
.service-card .body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;}
.service-card h3{font-size:17.5px;font-weight:800;margin-bottom:14px;}
.service-card ul{margin-bottom:22px;flex:1;}
.service-card li{
  font-size:13.5px;color:var(--muted);padding:6.5px 0;
  display:flex;align-items:center;gap:9px;
}
.service-card li::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex-shrink:0;}
.service-card .btn-card{width:100%;justify-content:center;font-weight:700;}

.service-card.orange{box-shadow:inset 0 3px 0 0 var(--orange);}
.service-card.orange h3,.service-card.orange li::before,.service-card.orange .icon-badge{color:var(--orange);}
.service-card.orange:hover{box-shadow:inset 0 3px 0 0 var(--orange), 0 16px 40px rgba(255,111,16,.18);}
.service-card.orange .btn-card{background:linear-gradient(135deg,#ff8a3d,var(--orange));color:#fff;}

.service-card.purple{box-shadow:inset 0 3px 0 0 var(--purple);}
.service-card.purple h3,.service-card.purple li::before,.service-card.purple .icon-badge{color:var(--purple);}
.service-card.purple:hover{box-shadow:inset 0 3px 0 0 var(--purple), 0 16px 40px rgba(145,99,247,.18);}
.service-card.purple .btn-card{background:linear-gradient(135deg,#a880f9,var(--purple));color:#fff;}

.service-card.green{box-shadow:inset 0 3px 0 0 var(--green);}
.service-card.green h3,.service-card.green li::before,.service-card.green .icon-badge{color:var(--green);}
.service-card.green:hover{box-shadow:inset 0 3px 0 0 var(--green), 0 16px 40px rgba(18,192,136,.18);}
.service-card.green .btn-card{background:linear-gradient(135deg,#35d6a4,var(--green));color:#04241a;}

.service-card.blue{box-shadow:inset 0 3px 0 0 var(--blue);}
.service-card.blue h3,.service-card.blue li::before,.service-card.blue .icon-badge{color:var(--blue-2);}
.service-card.blue:hover{box-shadow:inset 0 3px 0 0 var(--blue), 0 16px 40px rgba(32,136,240,.2);}
.service-card.blue .btn-card{background:linear-gradient(135deg,var(--blue-2),var(--blue-dark));color:#fff;}

/* ===== Stats ===== */
.stats-wrap{padding:0 24px;margin-bottom:-1px;}
.stats{
  max-width:1320px;margin:0 auto;
  background:linear-gradient(135deg, rgba(32,136,240,.08), rgba(145,99,247,.05));
  border:1px solid var(--border);border-radius:20px;
  padding:34px 30px;
  display:grid;grid-template-columns:repeat(5,1fr);gap:20px;
  box-shadow:0 20px 50px rgba(0,0,0,.35);
}
.stat-item{display:flex;align-items:center;gap:14px;justify-content:center;}
.stat-item .icon{
  font-size:24px;width:48px;height:48px;border-radius:12px;
  background:rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.stat-item .num{font-size:23px;font-weight:800;color:#fff;}
.stat-item .label{font-size:12.5px;color:var(--muted);}

/* ===== Brands ===== */
.brands{padding:70px 0 30px;}
.brands-row{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brands-viewport{flex:1;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);}
.brands-track{display:flex;gap:56px;align-items:center;width:max-content;animation:marqueeRtl 26s linear infinite;}
.brands-track:hover{animation-play-state:paused;}
.brands-track span{font-size:19px;font-weight:800;color:#aeb8cc;letter-spacing:.4px;opacity:.8;white-space:nowrap;transition:opacity .2s,color .2s;}
.brands-track span:hover{opacity:1;color:#fff;}
@keyframes marqueeRtl{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}
.arrow-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--muted);flex-shrink:0;
  transition:border-color .2s,color .2s;cursor:pointer;
}
.arrow-btn:hover{border-color:var(--blue-2);color:var(--blue-2);}
.brands-title{font-size:14px;font-weight:700;color:var(--text);white-space:nowrap;}

/* ===== Contact form section ===== */
.contact-section{padding:20px 0 90px;}
.contact-form{
  max-width:720px;margin:0 auto;
  background:linear-gradient(180deg, var(--card-2), var(--card));
  border:1px solid var(--border);border-radius:20px;padding:34px;
  box-shadow:0 20px 50px rgba(0,0,0,.3);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-group{margin-bottom:18px;display:flex;flex-direction:column;gap:8px;}
.form-group label{font-size:13px;font-weight:700;color:var(--muted);}
.form-group input,.form-group select,.form-group textarea{
  background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;font-size:14px;color:var(--text);font-family:inherit;
  transition:border-color .2s ease, background .2s ease;
  resize:vertical;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--blue-2);background:rgba(255,255,255,.06);outline:none;
}
.form-group.has-error input,.form-group.has-error textarea{border-color:var(--red);}
.form-error{font-size:12px;color:var(--red);min-height:14px;}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;}
.contact-form .btn{width:100%;justify-content:center;position:relative;}
.btn-spinner{
  width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;
  animation:spin .7s linear infinite;
}
.form-status{margin-top:14px;font-size:13.5px;text-align:center;min-height:18px;}
.form-status.success{color:var(--green);}
.form-status.error{color:var(--red);}

/* ===== Footer ===== */
footer{
  background:var(--bg-soft);border-top:1px solid var(--border);padding:64px 0 26px;
  position:relative;margin-top:0;
}
footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--blue-2),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:38px;margin-bottom:42px;}
footer h4{font-size:16px;font-weight:800;margin-bottom:22px;}
footer .contact-item{margin-bottom:15px;font-size:13.5px;color:var(--muted);}
footer .contact-item a{display:flex;align-items:center;gap:11px;transition:color .2s;}
footer .contact-item a:hover{color:var(--blue-2);}
footer .contact-item .ic{
  color:var(--blue-2);width:32px;height:32px;border-radius:9px;background:rgba(32,136,240,.1);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:13px;
}
footer .quick-links li{margin-bottom:13px;font-size:13.5px;}
footer .quick-links a{color:var(--muted);transition:color .2s;}
footer .quick-links a:hover{color:var(--blue-2);}
.quick-cols{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.blog-item{display:flex;gap:12px;margin-bottom:17px;align-items:center;}
.blog-item img{width:54px;height:54px;border-radius:11px;object-fit:cover;flex-shrink:0;border:1px solid var(--border);}
.blog-item p{font-size:12.8px;color:var(--muted);}
.about-text{font-size:13.5px;color:var(--muted);margin-bottom:22px;}
.socials{display:flex;gap:10px;margin-top:22px;}
.socials a{
  width:37px;height:37px;border-radius:50%;background:rgba(255,255,255,.05);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  transition:background .2s,transform .2s;
}
.socials a:hover{background:var(--blue);transform:translateY(-3px);}
.footer-bottom{
  text-align:center;padding-top:24px;border-top:1px solid var(--border);
  font-size:12.5px;color:var(--muted-2);
}

/* ===== Hamburger (mobile menu button) ===== */
.hamburger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border-radius:10px;border:1px solid var(--border);
  background:rgba(255,255,255,.03);cursor:pointer;flex-shrink:0;
}
.hamburger span{
  display:block;width:20px;height:2px;margin:0 auto;background:var(--text);
  border-radius:2px;transition:transform .25s ease, opacity .25s ease;
}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ===== Mobile drawer ===== */
.mobile-drawer{
  position:fixed;top:0;bottom:0;left:0;width:78%;max-width:320px;z-index:200;
  background:#080c17;border-left:1px solid var(--border);
  transform:translateX(-100%);transition:transform .3s ease;
  box-shadow:20px 0 50px rgba(0,0,0,.5);
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.mobile-drawer-inner{display:flex;flex-direction:column;gap:6px;padding:90px 22px 30px;}
.mobile-drawer-inner a{
  padding:13px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--text);
}
.mobile-drawer-inner a.active{background:rgba(32,136,240,.14);color:#fff;}
.mobile-drawer-inner a.btn{margin-top:14px;text-align:center;justify-content:center;}
.drawer-overlay{
  position:fixed;inset:0;z-index:150;background:rgba(0,0,0,.55);
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.drawer-overlay.open{opacity:1;pointer-events:auto;}

/* ===== Scroll reveal ===== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in-view{opacity:1;transform:translateY(0);}

/* ===== Floating action buttons ===== */
.fab{
  position:fixed;bottom:24px;z-index:90;
  width:54px;height:54px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;cursor:pointer;border:none;
  box-shadow:0 10px 26px rgba(0,0,0,.4);
  transition:transform .2s ease, opacity .25s ease, box-shadow .2s ease;
}
.fab:hover{transform:translateY(-4px);}
.fab-whatsapp{
  left:22px;background:linear-gradient(135deg,#2fd06a,#128c3e);color:#fff;
  animation:pulseGlow 2.6s ease-in-out infinite;
}
.fab-top{
  right:22px;background:rgba(15,23,40,.92);color:var(--blue-2);
  border:1px solid var(--border);
  opacity:0;pointer-events:none;transform:translateY(12px);
}
.fab-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}

@media(max-width:1024px){
  nav.main-menu{display:none;}
  .hamburger{display:flex;}
  .desktop-only{display:none;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{margin-top:20px;}
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(3,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:600px){
  .services-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;}
  .hero h2{font-size:30px;}
  .orbit-node span{display:none;}
  .form-row{grid-template-columns:1fr;}
  .fab{width:48px;height:48px;font-size:20px;bottom:16px;}
  .fab-whatsapp{left:16px;}
  .fab-top{right:16px;}
}