:root{
  --bg:#ffffff;
  --surface:#f4f9ff;
  --surface-2:#eef6ff;
  --line:#d9e6f3;
  --text:#0f172a;
  --muted:#64748b;
  --primary:#1367d9;
  --primary-dark:#0e57b8;
  --teal:#19a7ad;
  --orange:#ef7d1c;
  --green:#27ad4b;
  --navy:#08203a;
  --radius:18px;
  --shadow:0 10px 28px rgba(35,73,105,.07);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Cairo,Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.75;
  overflow-x:hidden;
}
body.ltr{font-family:Inter,Cairo,system-ui,sans-serif}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}

.container{width:min(1400px,calc(100% - 64px));margin-inline:auto}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  min-height:78px;
  display:flex;
  align-items:center;
  gap:24px;
  flex-wrap:nowrap;
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  min-width:0;
}
.brand-logo{
  width:54px;
  height:54px;
  flex:0 0 54px;
  object-fit:cover;
  border-radius:12px;
}
.brand-copy{
  display:flex;
  flex-direction:column;
  line-height:1.15;
  min-width:0;
}
.brand-copy strong{
  font-family:Inter,sans-serif;
  font-size:28px;
  font-weight:800;
  letter-spacing:-.8px;
  color:#000;
  white-space:nowrap;
}
.brand-copy small{
  margin-top:4px;
  color:var(--primary);
  font-size:11px;
  font-weight:800;
  white-space:nowrap;
}
.main-nav{
  flex:1 1 auto;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:clamp(8px,.8vw,14px);
  min-width:0;
  white-space:nowrap;
}
.main-nav a{
  font-size:12.5px;
  font-weight:700;
  color:#334155;
  padding:27px 2px 20px;
  border-bottom:2px solid transparent;
  transition:.18s ease;
}
.main-nav a.active,.main-nav a:hover{
  color:var(--primary);
  border-color:var(--primary);
}
.nav-actions{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:8px;
  min-width:0;
  flex-wrap:nowrap;
}
.lang-switcher{display:flex;align-items:center;gap:2px;white-space:nowrap}
.lang{
  border:0;
  background:none;
  color:#64748b;
  padding:6px 7px;
  cursor:pointer;
  font-size:12px;
}
.lang.active{color:var(--primary);font-weight:800}
.menu-toggle{
  display:none;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  border-radius:10px;
  padding:8px 10px;
}

/* Desktop header stabilization */
@media (min-width:981px){
  .site-header .nav-wrap{display:flex;align-items:center;justify-content:space-between;}
  .site-header .brand{flex:0 0 auto;}
  .site-header .main-nav{flex:1 1 auto;justify-content:center;overflow:hidden;}
  .site-header .main-nav a{flex:0 0 auto;}
  .site-header .nav-actions{flex:0 0 auto;}
  .site-header .top-cta{min-width:156px;}
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:11px 18px;
  border-radius:12px;
  font-size:14px;
  font-weight:800;
  border:1px solid transparent;
  transition:.2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 7px 18px rgba(19,103,217,.15)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--primary);border-color:#75a9ec}
.btn-outline:hover{background:#f4f9ff}
.top-cta{white-space:nowrap}

/* Hero */
.hero{
  background:linear-gradient(100deg,#f5faff 0%,#edf7ff 52%,#fff 100%);
  border-bottom:1px solid #e8f0f7;
}
.hero-grid{
  min-height:390px;
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:center;
  gap:28px;
}
.hero-copy{padding:46px 0 52px;max-width:630px}
.hero-eyebrow,.eyebrow,.section-kicker{color:var(--primary);font-weight:800;font-size:14px}
.hero h1{
  font-size:clamp(42px,4vw,60px);
  line-height:1.14;
  letter-spacing:-1.6px;
  margin:7px 0 18px;
}
.hero h1 em{display:block;color:var(--primary);font-style:normal;margin-top:8px}
.hero-text{max-width:620px;color:#56677a;font-size:18px;margin:0 0 25px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{
  position:relative;
  min-height:380px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.hero-visual svg{width:100%;max-width:770px}
.tower-art{
  position:absolute;
  left:0;
  bottom:30px;
  width:105px;
  height:235px;
  opacity:.68;
  pointer-events:none;
}
.tower-body{position:absolute;left:42px;bottom:0;width:13px;height:195px;background:linear-gradient(90deg,#6a93c9,#a6c9f0);clip-path:polygon(42% 0,58% 0,100% 100%,0 100%)}
.tower-base{position:absolute;left:24px;bottom:0;width:50px;height:8px;border-radius:8px;background:#709ad2}
.tower-top{position:absolute;left:32px;top:0;width:33px;height:24px;border-radius:3px;background:#709ad2}
.signal{position:absolute;left:72px;border:3px solid #58a0ef;border-left-color:transparent;border-bottom-color:transparent;border-radius:50%}
.s1{top:34px;width:34px;height:34px}.s2{top:22px;width:56px;height:56px}.s3{top:10px;width:80px;height:80px}

/* General sections */
.section{padding:64px 0}
.section.alt{background:var(--surface)}
.section-heading{margin-bottom:30px}
.section-heading.center{text-align:center}
.section-heading h2{
  margin:4px 0 0;
  font-size:32px;
  line-height:1.3;
  letter-spacing:-.8px;
}
.center{text-align:center}

/* Applications */
.apps-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.app-card{
  min-width:0;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
  display:grid;
  grid-template-columns:118px minmax(0,1fr);
  gap:16px;
  align-items:center;
  min-height:292px;
}
.app-media{
  width:118px;
  height:246px;
  border-radius:15px;
  overflow:hidden;
  border:1px solid #e0e9f2;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#f5f8fb;
}
.app-media img{width:100%;height:100%;object-fit:contain;padding:3px}
.phone-dark,.phone-orange,.phone-green,.phone-store{background:#f3f7fb}
.app-content{min-width:0}
.app-content h3{font-size:19px;line-height:1.2;margin:0 0 8px}
.app-content p{font-size:12.5px;line-height:1.8;color:var(--muted);margin:0 0 14px}
.app-title-row{display:flex;align-items:center;gap:8px;margin-bottom:9px;min-width:0}
.app-icon{width:50px;height:50px;flex:0 0 50px;border-radius:12px;object-fit:contain;background:#fff}
.app-title-row h3{min-width:0}
.orange-text{color:var(--orange)!important}
.green-text{color:var(--green)!important}
.store-brand img{width:135px;max-height:62px;object-fit:contain;object-position:right center;margin-bottom:8px}
.store-badges{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:11px}
.store-badges a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:32px;
  padding:5px 8px;
  border-radius:7px;
  background:#111;
  color:#fff;
  font:700 10px/1 Inter,sans-serif;
  white-space:nowrap;
}
.learn{color:var(--primary);font-size:12px;font-weight:800}
.itel-preview{
  width:100%;
  height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  background:linear-gradient(180deg,#edf8f1,#fff);
  padding:12px;
}
.itel-preview img{width:68px;height:68px;object-fit:contain;padding:0}
.mini-dial{font:800 19px/1.9 Inter,sans-serif;color:#1f2937;text-align:center;margin-top:6px}
.mini-call{background:var(--green);color:#fff;padding:5px 14px;border-radius:18px;font:700 10px Inter,sans-serif}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.service-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:22px;
  box-shadow:0 8px 24px rgba(35,73,105,.05);
  min-width:0;
  min-height:250px;
}
.service-icon{
  width:58px;height:58px;border-radius:16px;background:#edf6ff;color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:32px;font-family:Inter,sans-serif
}
.service-card h3{margin:16px 0 8px;font-size:20px}
.service-card p{color:var(--muted);font-size:14px;line-height:1.85;min-height:62px;margin:0 0 10px}

/* About / business / rates / support / contact */
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.two-col h2,.business-panel h2,.support-panel h2,.rate-placeholder h2,.contact-grid h2{font-size:36px;line-height:1.3;margin:8px 0 14px;letter-spacing:-.7px}
.body-lg{font-size:18px;color:#56697b;line-height:2}
.info-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}
.info-panel div{background:#f4f9ff;border-radius:16px;padding:22px 16px;text-align:center}
.info-panel strong{display:block;font:800 31px Inter,sans-serif;color:var(--primary)}
.info-panel span{font-size:12px;color:var(--muted)}
.business-panel,.support-panel,.rate-placeholder{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:#fff;border:1px solid var(--line);padding:28px;border-radius:22px;box-shadow:var(--shadow)
}
.business-panel p,.support-panel p,.rate-placeholder p{margin:0;color:var(--muted);max-width:760px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}
.contact-form{display:grid;gap:14px;background:#fff;border:1px solid var(--line);padding:24px;border-radius:20px;box-shadow:var(--shadow)}
.contact-form label{display:grid;gap:7px;font-size:13px;font-weight:700}
.contact-form input,.contact-form textarea{width:100%;font:inherit;border:1px solid #cddae7;border-radius:12px;padding:12px 14px;outline:none;background:#fff}
.contact-form input:focus,.contact-form textarea:focus{border-color:#78aef0;box-shadow:0 0 0 4px rgba(21,101,216,.08)}

/* Footer */
.site-footer{background:var(--navy);color:#dbe9f5;padding:60px 0 18px}
.footer-grid{display:grid;grid-template-columns:2fr repeat(4,minmax(0,1fr));gap:28px}
.footer-brand .brand-copy strong{color:#fff}
.footer-brand .brand-copy small{color:#7ebeff}
.site-footer p{color:#a8bfd4;font-size:14px}
.site-footer h4{color:#fff;margin:0 0 12px}
.site-footer a{display:block;color:#bcd1e2;font-size:13px;margin:8px 0}
.site-footer a:hover{color:#fff}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:20px;margin-top:28px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#9fb6c9}
.socials{display:flex;gap:12px}
.socials a{margin:0}

/* Mobile nav state */
.nav-wrap.is-open .main-nav{display:flex}

/* Responsive */
@media (max-width:1250px){
  .container{width:min(1180px,calc(100% - 36px))}
  .nav-wrap{gap:16px}
  .main-nav{gap:10px}
  .main-nav a{font-size:12px}
  .brand-copy strong{font-size:26px}
  .apps-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .app-card{grid-template-columns:110px minmax(0,1fr);}
  .app-media{width:110px;height:240px;}
  .service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:980px){
  .nav-wrap{display:grid;grid-template-columns:auto auto;justify-content:space-between}
  .main-nav{
    display:none;
    position:absolute;
    top:78px;
    inset-inline:18px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:16px;
    box-shadow:var(--shadow);
    padding:12px;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    white-space:normal;
  }
  .main-nav a{padding:11px 12px;border-bottom:0;border-radius:10px}
  .main-nav a.active{background:#f2f7ff}
  .nav-actions{gap:8px}
  .top-cta{display:none}
  .menu-toggle{display:block}
  .hero-grid{grid-template-columns:1fr;min-height:auto}
  .hero-visual{min-height:300px;order:1}
  .hero-copy{order:2;text-align:center;margin:auto}
  .hero-actions{justify-content:center}
  .hero-text{margin-inline:auto}
  .apps-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr 1fr}
  .two-col,.contact-grid{grid-template-columns:1fr}
  .business-panel,.support-panel,.rate-placeholder{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:640px){
  .container{width:min(100% - 26px,560px)}
  .site-header .lang-switcher{display:none}
  .brand-logo{width:46px;height:46px;flex-basis:46px}
  .brand-copy strong{font-size:23px}
  .brand-copy small{font-size:10px}
  .hero-visual{min-height:240px}
  .tower-art{transform:scale(.82);transform-origin:left bottom}
  .hero h1{font-size:38px}
  .hero-text{font-size:16px}
  .section{padding:56px 0}
  .section-heading h2,.two-col h2,.business-panel h2,.support-panel h2,.rate-placeholder h2,.contact-grid h2{font-size:29px}
  .service-grid{grid-template-columns:1fr}
  .app-card{grid-template-columns:94px minmax(0,1fr);padding:13px;gap:11px;min-height:250px}
  .app-media{width:94px;height:215px}
  .app-icon{width:44px;height:44px;flex-basis:44px}
  .app-content h3{font-size:18px}
  .app-content p{font-size:12px}
  .store-brand img{width:116px}
  .info-panel{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

@media (max-width:430px){
  .app-card{grid-template-columns:86px minmax(0,1fr)}
  .app-media{width:86px;height:200px}
  .store-badges{gap:4px}
  .store-badges a{font-size:9px;padding:5px 7px}
  .hero h1{font-size:33px}
}