/* =========================================================
   ITEA LIMITED — Premium VoIP Solutions
   Static one-page site (HTML + CSS + vanilla JS, no build step)
   ========================================================= */

:root{
  --orange:#fa8d25;
  --indigo:#3308d3;
  --dark:#272b36;
  --darker:#181c28;
  --hero-overlay:#041827;
  --body:#7a7a7a;
  --muted:#646974;
  --muted-light:#818997;
  --light:#dadada;
  --white:#fff;
  --gradient:linear-gradient(140deg,#fa8d25 0%,#3308d3 100%);
  --gradient-v:linear-gradient(180deg,#fa8d25 0%,#3308d3 100%);
  --shadow:0 3px 15px 0 rgba(0,0,0,.1);
  --radius:10px;
  --container:1170px;
  --head-font:'Inter',sans-serif;
  --body-font:'Heebo',sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:var(--body-font);
  font-size:16px;
  line-height:1.5;
  color:var(--body);
  background:var(--white);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .3s ease}
ul{list-style:none;margin:0;padding:0}
p{margin:0 0 15px}
h1,h2,h3,h4,h5,h6{font-family:var(--head-font);color:var(--dark);margin:0 0 15px;font-weight:700;line-height:1.2}

.icon{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
/* solid (path-filled) icons — fill/stroke are inherited into the <use> shadow tree */
.icon-solid{fill:currentColor;stroke:none}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 15px}

.row{display:grid;gap:30px}
.row-2{grid-template-columns:repeat(2,1fr)}
.row-3{grid-template-columns:repeat(3,1fr)}
.row-4{grid-template-columns:repeat(4,1fr)}
.row-middle{align-items:center}

/* ---------- Typography helpers ---------- */
.eyebrow{
  font-family:var(--head-font);
  font-size:16px;
  font-weight:600;
  letter-spacing:1.3px;
  text-transform:uppercase;
  color:var(--orange);
  margin:0 0 10px;
}
.eyebrow-light{color:var(--white)}

.section-title{font-size:36px;line-height:1.2;font-weight:700;margin-bottom:18px}
.section-title-light{color:var(--white)}
.text-light{color:var(--light)}

.section-head{max-width:640px;margin:0 auto 50px;text-align:center}
.section-head p{margin-bottom:0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--head-font);
  font-size:14px;font-weight:600;letter-spacing:1.3px;text-transform:uppercase;
  padding:20px 40px;border-radius:50px;border:0;cursor:pointer;
  transition:transform .3s ease,box-shadow .3s ease,filter .3s ease;
}
.btn .icon{font-size:15px}
.btn-gradient{background-image:var(--gradient);color:var(--white);background-size:150% 150%}
.btn-gradient:hover{box-shadow:0 10px 25px -8px rgba(51,8,211,.55);filter:saturate(1.15)}
.btn-float:hover{transform:translateY(-6px)}
.btn-link{background:transparent;color:var(--white);padding:0;letter-spacing:1.3px}
.btn-link:hover{color:var(--orange)}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{position:absolute;top:0;left:0;width:100%;z-index:99}
.site-header.is-stuck{
  position:fixed;background:rgba(24,28,40,.96);
  box-shadow:0 4px 24px rgba(0,0,0,.25);
  animation:slideDown .4s ease both;
}
@keyframes slideDown{from{transform:translateY(-100%)}to{transform:translateY(0)}}

.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 0;min-height:83px}
.header-logo img{width:120px;height:auto}

.main-nav{margin-left:20px;margin-right:auto}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-menu > li{position:relative}
.nav-menu > li > a{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--head-font);font-size:12px;font-weight:600;
  letter-spacing:1.3px;text-transform:uppercase;color:var(--orange);
  padding:10px 20px 10px 10px;
}
.nav-menu > li > a:hover,.nav-menu > li.current > a{color:var(--white)}
.site-header.is-stuck .nav-menu > li > a{color:var(--white)}
.site-header.is-stuck .nav-menu > li > a:hover{color:var(--orange)}
.nav-arrow{font-size:12px;stroke-width:2.5}

.sub-menu{
  position:absolute;top:100%;left:0;min-width:190px;
  background:var(--white);border-radius:6px;box-shadow:0 10px 30px rgba(0,0,0,.15);
  padding:8px 0;opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .28s ease;z-index:20;
}
.nav-menu > li:hover > .sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.sub-menu a{
  display:block;padding:9px 20px;font-family:var(--head-font);
  font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--dark);
}
.sub-menu a:hover{color:var(--orange)}

.header-cta .btn{padding:14px 26px;font-size:12px}
.nav-toggle,.nav-close{
  display:none;background:transparent;border:0;color:var(--white);
  font-size:24px;cursor:pointer;padding:6px;line-height:0;
}
.nav-panel-head{display:none}
.nav-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:98;
  opacity:0;visibility:hidden;transition:all .3s ease;
}
.nav-overlay.is-open{opacity:1;visibility:visible}

/* =========================================================
   HERO
   ========================================================= */
.hero{position:relative;padding:365px 0 240px;overflow:hidden;isolation:isolate}
.hero-slideshow{position:absolute;inset:0;z-index:-2}
.hero-slide{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:0;transition:opacity .5s ease-in-out;
}
.hero-slide.is-active{opacity:1;animation:kenburns 10s linear both}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.13)}}
.hero-overlay{position:absolute;inset:0;background:var(--hero-overlay);opacity:.75;z-index:-1}

.hero-content{position:relative;max-width:820px}
.hero-watermark{
  position:absolute;top:-150px;left:-30px;
  font-family:var(--head-font);font-size:200px;font-weight:700;line-height:1;
  color:rgba(255,255,255,.15);pointer-events:none;user-select:none;z-index:-1;
}
.hero-title{
  font-size:56px;line-height:1.2;font-weight:700;color:var(--white);
  margin:0 0 20px;position:relative;
}
.hero-title .normal-text{color:var(--white)}
.dynamic-wrapper{position:relative;display:inline-block;vertical-align:top;overflow:hidden;white-space:nowrap}
.dynamic-text{
  position:absolute;top:0;left:0;color:var(--orange);opacity:0;
  white-space:nowrap;
}
.dynamic-text.is-active{position:relative;opacity:1}
.dynamic-wrapper::after{
  content:'';position:absolute;right:0;top:12%;height:76%;width:2px;
  background:var(--orange);animation:blink 1s steps(2) infinite;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

.hero-text{color:var(--light);font-size:16px;line-height:1.5;max-width:700px;margin-bottom:35px}
.hero-actions{display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.hero-actions-right{display:flex;align-items:center;gap:18px}
.video-btn{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background-image:var(--gradient);color:var(--white);font-size:18px;
  box-shadow:0 0 0 0 rgba(250,141,37,.6);animation:glow 2.4s infinite;
  transition:transform .3s ease;
}
.video-btn:hover{transform:scale(1.08)}
@keyframes glow{
  0%{box-shadow:0 0 0 0 rgba(250,141,37,.55)}
  70%{box-shadow:0 0 0 18px rgba(250,141,37,0)}
  100%{box-shadow:0 0 0 0 rgba(250,141,37,0)}
}

/* =========================================================
   ICON BOXES
   ========================================================= */
.icon-box{
  position:relative;overflow:hidden;background:var(--white);
  border-radius:var(--radius);box-shadow:var(--shadow);
  padding:35px 25px;height:100%;
  transition:transform .35s ease,box-shadow .35s ease;
  z-index:1;
}
.icon-box::before{
  content:'';position:absolute;inset:0;background-image:var(--gradient);
  transform:translateX(-100%);transition:transform .45s cubic-bezier(.4,0,.2,1);
  z-index:-1;
}
.icon-box.is-highlight::before,
.icon-box:hover::before{transform:translateX(0)}
.icon-box:hover{box-shadow:0 18px 40px -18px rgba(51,8,211,.5);transform:translateY(-4px)}

.ib-icon{
  width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:26px;margin-bottom:20px;transition:all .35s ease;flex:none;
}
.ib-icon-gradient{background-image:var(--gradient);color:var(--white)}
.ib-icon-solid{background:var(--white);color:var(--orange)}
.icon-box.is-highlight .ib-icon-gradient,
.icon-box:hover .ib-icon-gradient{background:var(--white);background-image:none;color:var(--orange)}

.ib-title{font-size:18px;font-weight:600;margin:0 0 10px;transition:color .35s ease}
.ib-desc{margin:0;font-size:16px;line-height:1.6;transition:color .35s ease}
.icon-box.is-highlight .ib-title,
.icon-box:hover .ib-title{color:var(--white)}
.icon-box.is-highlight .ib-desc,
.icon-box:hover .ib-desc{color:rgba(255,255,255,.85)}

.ib-watermark{
  position:absolute;right:-10px;bottom:-20px;font-size:96px;
  color:rgba(255,255,255,.12);opacity:0;transition:opacity .45s ease;pointer-events:none;
}
.icon-box.is-highlight .ib-watermark,
.icon-box:hover .ib-watermark{opacity:1}

/* icon box, horizontal variant (Why choose us) */
.icon-box-left{
  display:flex;align-items:flex-start;gap:18px;background:transparent;
  box-shadow:none;padding:0;border-radius:0;
}
.icon-box-left::before{display:none}
.icon-box-left:hover{transform:none;box-shadow:none}
.icon-box-left .ib-icon{width:52px;height:52px;font-size:22px;margin-bottom:0}
.icon-box-left:hover .ib-icon-gradient{background:var(--white);background-image:none;color:var(--orange)}
.ib-title-light{color:var(--white)}
.ib-desc-light{color:var(--muted-light)}
.icon-box-left:hover .ib-title,.icon-box-left:hover .ib-desc{color:inherit}
.icon-box-left:hover .ib-title-light{color:var(--white)}
.icon-box-left:hover .ib-desc-light{color:var(--muted-light)}

/* =========================================================
   FEATURE CARDS ROW
   ========================================================= */
.feature-cards{padding:80px 0 20px}

/* =========================================================
   ABOUT
   ========================================================= */
.about-section{padding:40px 0 100px}
.about-copy p{max-width:560px}
.check-lists{gap:0 30px;margin:25px 0 10px}
.check-list li{display:flex;align-items:center;gap:12px;padding:7px 0;font-size:16px;color:var(--dark)}
.check-list .icon{font-size:17px;color:var(--orange)}

.funfacts{margin-top:30px;gap:30px}
.funfact{display:flex;align-items:center;gap:16px}
.funfact-icon{
  width:52px;height:52px;border-radius:50%;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--orange);color:var(--white);font-size:20px;
}
.funfact-number{display:flex;align-items:flex-start;font-family:var(--body-font);font-size:34px;font-weight:700;color:var(--dark);line-height:1.1}
.funfact-number .super{font-size:22px;line-height:1;margin-left:2px}
.funfact-title{font-family:var(--body-font);font-size:16px;font-weight:400;color:var(--muted);margin:2px 0 0}

.about-media{position:relative;padding-left:20px}
.about-media img{border-radius:var(--radius);width:100%}
.price-badge{
  position:absolute;top:-45px;left:-11px;z-index:2;
  width:190px;height:190px;border-radius:50%;
  background-image:var(--gradient);color:var(--white);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;box-shadow:0 15px 35px -12px rgba(51,8,211,.55);
}
.price-badge-sub{font-family:var(--head-font);font-size:16px;font-weight:600;color:var(--white);margin:0}
.price-badge-value{font-size:42px;font-weight:600;color:var(--white);margin:2px 0 0;line-height:1}
.price-badge-note{margin:4px 0 0;color:var(--white);font-size:15px}

/* =========================================================
   WHY CHOOSE US
   ========================================================= */
.why-section{display:grid;grid-template-columns:1fr 1fr}
.why-media{background-size:cover;background-position:center;min-height:520px}
.why-panel{position:relative;background:var(--dark);overflow:hidden}
.why-panel::before{
  content:'';position:absolute;inset:0;
  background-image:url('../img/pattern.svg');opacity:.06;
}
.why-panel-inner{position:relative;padding:63px 60px;max-width:640px}
.why-panel-inner > p{margin-bottom:30px}
.why-grid{gap:30px}

/* =========================================================
   SERVICES
   ========================================================= */
.services-section{padding:100px 0 80px}
.services-grid{margin-bottom:60px}
.funfacts-wide .funfact{justify-content:flex-start}

/* =========================================================
   AVAILABILITY BAND
   ========================================================= */
.availability-section{padding:0 0 90px}
.availability-band{
  position:relative;overflow:hidden;background:var(--dark);border-radius:var(--radius);
  padding:40px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.availability-band::before{
  content:'';position:absolute;inset:0;
  background-image:url('../img/pattern.svg');opacity:.07;
}
.availability-copy{position:relative;z-index:1}
.availability-action{position:relative;z-index:1}
.availability-title{font-size:30px;color:var(--white);margin:0}

/* =========================================================
   CTA / PRICING
   ========================================================= */
.cta-section{
  position:relative;padding:140px 0;overflow:hidden;
  background:url('../img/cta.jpg') center/cover no-repeat;
}
.cta-overlay{
  position:absolute;inset:0;opacity:.91;
  background-image:linear-gradient(90deg,#272b36 30%,rgba(242,41,91,0) 100%);
}
.cta-inner{position:relative;max-width:560px}
.cta-icons{display:flex;gap:14px;margin-bottom:22px}
.cta-icon{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(250,141,37,.15);color:var(--orange);font-size:24px;
}
.cta-title{font-size:36px;line-height:1.25;color:var(--white);margin-bottom:18px}
.cta-title .accent{color:var(--orange)}
.cta-inner .btn{margin-top:12px}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{position:relative;background:var(--darker);padding:90px 0 20px;overflow:hidden}
.footer-pattern{position:absolute;inset:0;background-image:url('../img/pattern.svg');opacity:.03}
.site-footer .container{position:relative;z-index:1}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:30px}
.footer-col p{color:var(--muted-light);font-size:16px}
.footer-logo img{width:150px;margin-bottom:20px}
.footer-title{font-size:18px;font-weight:600;color:var(--white);margin-bottom:22px}

.footer-contact li{display:flex;align-items:flex-start;gap:12px;padding:7px 0;color:var(--white);font-size:16px}
.footer-contact .icon{font-size:17px;color:var(--orange);margin-top:4px}
.footer-contact a:hover{color:var(--orange)}

.footer-links li{display:flex;align-items:center;gap:10px;padding:6px 0;color:var(--white);font-size:16px}
.footer-links .icon{font-size:14px;color:var(--orange)}
.footer-links a:hover{color:var(--orange)}

.social-icons{display:flex;gap:10px;margin-top:18px}
.social-icon{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--orange);color:var(--white);font-size:15px;
  transition:transform .3s ease,background .3s ease;
}
.social-icon:hover{transform:scale(.9);background:var(--indigo)}

.footer-divider{height:1px;background:rgba(255,255,255,.1);margin:55px 0 25px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap}
.footer-bottom p{margin:0;color:var(--muted-light);font-size:15px}

/* =========================================================
   BACK TO TOP
   ========================================================= */
.back-to-top{
  position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background-image:var(--gradient);color:var(--white);font-size:20px;
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:all .35s ease;z-index:90;
}
.back-to-top .icon{transform:rotate(180deg)}
.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{filter:saturate(1.2);box-shadow:0 10px 22px -8px rgba(51,8,211,.6)}

/* =========================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================= */
/* Content is visible by default; only hidden when JS is available to reveal it. */
.js .reveal{opacity:0}
.reveal.is-visible{opacity:1;animation-duration:.9s;animation-fill-mode:both}
.reveal.is-visible[data-anim="fadeInUp"]{animation-name:fadeInUp}
.reveal.is-visible[data-anim="fadeInDown"]{animation-name:fadeInDown}
.reveal.is-visible[data-anim="fadeInLeft"]{animation-name:fadeInLeft}
.reveal.is-visible[data-anim="fadeInRight"]{animation-name:fadeInRight}
@keyframes fadeInUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-40px)}to{opacity:1;transform:none}}
@keyframes fadeInLeft{from{opacity:0;transform:translateX(-40px)}to{opacity:1;transform:none}}
@keyframes fadeInRight{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:none}}

@media (prefers-reduced-motion:reduce){
  .js .reveal,.reveal{opacity:1}
  .hero-slide.is-active,.video-btn,.dynamic-wrapper::after{animation:none}
  html{scroll-behavior:auto}
}

/* =========================================================
   RESPONSIVE — TABLET (<= 1024px)
   ========================================================= */
@media (max-width:1024px){
  .header-cta{display:none}
  .nav-toggle{display:block}
  .site-header{background:rgba(24,28,40,.35)}

  .main-nav{
    position:fixed;top:0;left:0;height:100%;width:300px;max-width:85%;
    background:var(--darker);z-index:100;padding:0;margin:0;
    transform:translateX(-100%);transition:transform .35s ease;overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-panel-head{
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav-panel-head img{width:110px}
  .nav-close{display:block}
  .nav-menu{flex-direction:column;align-items:stretch;gap:0;padding:10px 0}
  .nav-menu > li > a{
    justify-content:space-between;padding:14px 20px;font-size:13px;color:var(--white);
    border-bottom:1px solid rgba(255,255,255,.06);
  }
  .site-header.is-stuck .nav-menu > li > a{color:var(--white)}
  .sub-menu{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    background:rgba(255,255,255,.04);border-radius:0;padding:0;display:none;
  }
  .nav-menu > li.is-open > .sub-menu{display:block}
  .sub-menu a{color:var(--light);padding:12px 34px;font-size:12px}
  .nav-arrow{transition:transform .3s ease}
  .nav-menu > li.is-open .nav-arrow{transform:rotate(180deg)}

  .hero{padding:220px 0 140px}
  .hero-title{font-size:44px}
  .hero-watermark{font-size:150px;top:-110px}
  .section-title,.cta-title{font-size:30px}

  .row-3{grid-template-columns:1fr}
  .row-4{grid-template-columns:repeat(2,1fr)}
  .about-section .row-2{grid-template-columns:1fr}
  .about-media{order:-1;padding-left:0;margin-bottom:60px}
  .price-badge{width:160px;height:160px;top:-40px;left:0}
  .price-badge-value{font-size:36px}

  .why-section{grid-template-columns:1fr}
  .why-media{min-height:320px}
  .why-panel-inner{padding:60px 30px;max-width:none}

  .services-section{padding:80px 0 60px}
  .footer-top{grid-template-columns:repeat(2,1fr);gap:40px 30px}
  .cta-section{padding:110px 0}
  .cta-inner{max-width:none}
}

/* =========================================================
   RESPONSIVE — MOBILE (<= 767px)
   ========================================================= */
@media (max-width:767px){
  body{font-size:15px}
  .header-inner{min-height:70px}
  .header-logo img{width:105px}

  .hero{padding:170px 0 100px;text-align:center}
  .hero-content{max-width:none}
  .hero-title{font-size:32px}
  .hero-watermark{display:none}
  .hero-text{font-size:15px;margin-bottom:28px}
  .hero-actions{justify-content:center;gap:20px}
  .hero-actions-left,.hero-actions-right{justify-content:center}
  .btn{padding:16px 30px;font-size:12px}

  .feature-cards{padding:60px 0 10px}
  .about-section{padding:30px 0 70px}
  .section-title,.cta-title,.availability-title{font-size:26px}
  .check-lists{grid-template-columns:1fr;gap:0}
  .funfacts{grid-template-columns:1fr}
  .row-2,.row-4{grid-template-columns:1fr}
  .why-grid{gap:26px}
  .why-panel-inner{padding:50px 20px}
  .why-media{min-height:240px}

  .services-section{padding:60px 0 40px}
  .services-grid{margin-bottom:40px}

  .availability-section{padding:0 0 60px}
  .availability-band{padding:30px 22px;text-align:center;justify-content:center}
  .availability-copy{width:100%}

  .cta-section{padding:80px 0;text-align:center}
  .cta-icons{justify-content:center}

  .site-footer{padding:60px 0 20px}
  .footer-top{grid-template-columns:1fr;gap:35px}
  .footer-divider{margin:35px 0 20px}
  .footer-bottom{justify-content:center;text-align:center}
  .back-to-top{right:15px;bottom:15px;width:42px;height:42px}
}