/* Nexxa Systems V4 - Brand Identity + Stronger Website */
:root{
  --paper:#fff;
  --ink:#101828;
  --muted:#667085;
  --line:#dbe4ef;
  --navy:#07111f;
  --blue:#14345a;
  --red:#ed1c2e;
  --gold:#d6a23c;
  --green:#0f8a63;
  --bg:#f5f7fb;
  --shadow:0 24px 70px rgba(10,21,38,.12);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 0 0,rgba(237,28,46,.07),transparent 30%),
    radial-gradient(circle at 100% 0,rgba(20,52,90,.10),transparent 32%),
    linear-gradient(180deg,#fbfcff,#eef3f8);
}
body.arabic-mode{
  font-family:Tahoma,Inter,Arial,sans-serif;
}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,calc(100% - 36px));margin:auto}
.header{
  position:sticky;
  top:0;
  z-index:10;
  background:rgba(255,255,255,.84);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(18px);
}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:48px;height:48px;border-radius:16px;box-shadow:0 14px 32px rgba(7,17,31,.18)}
.brand b{display:block;font-size:17px}
.brand small{display:block;color:var(--muted);font-weight:800;font-size:12px}
nav{display:flex;gap:22px;color:#475467;font-weight:850}
.nav-actions{display:flex;gap:10px;align-items:center}
button,.nav-cta,.primary,.secondary,.demo a,.pricing a,.contact-form button,.whatsapp,.lang-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 16px;
  border-radius:14px;
  font-weight:950;
  border:0;
  cursor:pointer;
  transition:.18s ease;
}
button:hover,.nav-cta:hover,.primary:hover,.secondary:hover,.demo a:hover,.pricing a:hover,.whatsapp:hover{
  transform:translateY(-1px);
}
.nav-cta,.primary,.demo a,.pricing a,.contact-form button{
  background:var(--navy);
  color:#fff;
  box-shadow:0 14px 30px rgba(7,17,31,.18);
}
.secondary,.lang-btn{
  background:#fff;
  border:1px solid var(--line);
  color:var(--ink);
}
.whatsapp{background:var(--green);color:#fff;text-align:center}

/* Hero */
.hero{padding:66px 0 44px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) 430px;gap:30px;align-items:stretch}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(237,28,46,.075);
  color:#98121e;
  border:1px solid rgba(237,28,46,.16);
  font-size:12px;
  font-weight:1000;
  letter-spacing:.09em;
}
h1{
  margin:22px 0 16px;
  font-size:clamp(44px,5.8vw,78px);
  line-height:.92;
  letter-spacing:-.08em;
}
.lead{
  font-size:18px;
  line-height:1.75;
  color:#536176;
  max-width:780px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 22px}
.trust{display:flex;gap:10px;flex-wrap:wrap}
.trust span{
  padding:9px 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:#475467;
  font-weight:900;
  font-size:12px;
  box-shadow:0 10px 22px rgba(10,21,38,.06);
}
.command-card{
  border-radius:34px;
  padding:24px;
  color:#fff;
  background:
    radial-gradient(circle at 100% 0,rgba(237,28,46,.45),transparent 34%),
    linear-gradient(135deg,#07111f,#14345a);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.command-head{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.command-head img{width:52px;height:52px;border-radius:17px;background:#fff;padding:4px}
.command-head small{display:block;color:#c9d4e5;margin-top:3px;font-weight:750}
.mini-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.mini-metrics div{
  padding:14px;
  border-radius:18px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.13);
}
.mini-metrics span{display:block;color:#c8d2e2;font-size:12px;font-weight:850}
.mini-metrics b{font-size:28px}
.fake-ui{
  margin-top:18px;
  padding:18px;
  border-radius:22px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.12);
}
.ui-top{height:14px;width:82%;border-radius:999px;background:rgba(255,255,255,.25);margin-bottom:14px}
.ui-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.ui-grid i{height:54px;border-radius:16px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.12)}
.ui-bars{height:150px;display:flex;align-items:end;gap:12px;margin-top:18px}
.ui-bars span{flex:1;border-radius:12px 12px 0 0;background:linear-gradient(180deg,var(--red),var(--gold))}
.ui-bars span:nth-child(1){height:52%}.ui-bars span:nth-child(2){height:76%}.ui-bars span:nth-child(3){height:42%}.ui-bars span:nth-child(4){height:88%}.ui-bars span:nth-child(5){height:64%}

/* Sections */
.section{padding:68px 0}
.section.light{background:rgba(255,255,255,.50);border-block:1px solid var(--line)}
.section-head{margin-bottom:28px;max-width:780px}
.section-head h2{
  font-size:clamp(32px,4vw,52px);
  line-height:1;
  letter-spacing:-.06em;
  margin:14px 0 0;
}
.proof{padding:28px 0}
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.proof-grid div,.service-grid article,.pricing article,.contact-form,.faq details{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:0 14px 36px rgba(10,21,38,.07);
}
.proof-grid b{display:block;margin-bottom:8px;font-size:18px}
.proof-grid p{margin:0;color:var(--muted);line-height:1.6}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-grid article span{
  display:inline-grid;
  place-items:center;
  width:48px;
  height:48px;
  border-radius:16px;
  background:#f8e8ea;
  color:#98121e;
  font-weight:1000;
}
.service-grid h3{font-size:22px;margin:18px 0 10px}
.service-grid p,.pricing p,.demo p,.case-box p,.faq p,.final p{
  color:var(--muted);
  line-height:1.65;
}

/* Portfolio */
.portfolio{background:#fff;border-block:1px solid var(--line)}
.portfolio-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.demo{
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:18px;
  padding:18px;
  border:1px solid var(--line);
  border-radius:32px;
  background:#fff;
  box-shadow:0 18px 48px rgba(10,21,38,.08);
}
.demo-visual{
  min-height:250px;
  border-radius:24px;
  background:linear-gradient(135deg,#07111f,#14345a);
  position:relative;
  overflow:hidden;
  padding:20px;
}
.demo.red .demo-visual{background:linear-gradient(135deg,#07111f,#ed1c2e)}
.demo.green .demo-visual{background:linear-gradient(135deg,#07111f,#0f8a63)}
.demo.gold .demo-visual{background:linear-gradient(135deg,#07111f,#d6a23c)}
.demo-visual div{height:46px;border-radius:18px;background:rgba(255,255,255,.14);margin-bottom:18px}
.demo-visual span{display:block;height:38px;border-radius:14px;background:rgba(255,255,255,.16);margin:12px 0;width:80%}
.demo-visual span:nth-child(3){width:58%}
.demo-visual span:nth-child(4){width:92%}
.demo small{
  color:#98121e;
  font-weight:1000;
  font-size:12px;
  letter-spacing:.08em;
}
.demo h3{font-size:28px;letter-spacing:-.04em;margin:12px 0}
.demo a{margin-top:8px}

/* Industries */
.industry-grid{display:flex;gap:12px;flex-wrap:wrap}
.industry-grid span{
  padding:14px 18px;
  border-radius:18px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:0 12px 28px rgba(10,21,38,.06);
  font-weight:950;
  color:#344054;
}

/* Case study */
.case-study{padding:66px 0}
.case-box{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  align-items:center;
  background:linear-gradient(135deg,#07111f,#14345a);
  color:#fff;
  border-radius:34px;
  padding:34px;
  box-shadow:var(--shadow);
}
.case-box h2{
  font-size:clamp(34px,4vw,58px);
  line-height:1;
  letter-spacing:-.06em;
  margin:14px 0;
}
.case-box p{color:#c9d4e5}
.case-points{display:grid;gap:12px}
.case-points div{
  display:flex;
  gap:14px;
  align-items:center;
  padding:14px;
  border-radius:18px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.13);
}
.case-points b{
  width:44px;
  height:44px;
  border-radius:14px;
  background:#fff;
  color:var(--navy);
  display:grid;
  place-items:center;
}
.case-points span{font-weight:850}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pricing article{position:relative}
.pricing .featured{border-color:rgba(237,28,46,.34);box-shadow:var(--shadow)}
.pricing em{
  position:absolute;
  right:18px;
  top:18px;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(237,28,46,.08);
  color:#98121e;
  font-size:11px;
  font-weight:1000;
  font-style:normal;
}
.pricing h3{font-size:28px;margin:0 0 10px}
.pricing ul{padding-left:18px;line-height:2;color:#475467;font-weight:750}
.pricing strong{display:block;color:#98121e;margin:12px 0}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq summary{font-weight:1000;font-size:18px;cursor:pointer}
.faq p{margin-bottom:0}

/* Contact */
.final{padding:70px 0}
.final-box{
  display:grid;
  grid-template-columns:minmax(0,1fr) 430px;
  gap:24px;
  align-items:center;
  background:linear-gradient(135deg,#07111f,#14345a);
  color:#fff;
  border-radius:34px;
  padding:34px;
  box-shadow:var(--shadow);
}
.final h2{
  font-size:clamp(34px,4vw,58px);
  line-height:1;
  letter-spacing:-.06em;
  margin:12px 0;
}
.final p{color:#c9d4e5}
.contact-form{display:grid;gap:12px;color:var(--ink)}
.contact-form label{display:grid;gap:7px;color:#344054;font-weight:900}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px;
  font:inherit;
}
.contact-form textarea{min-height:110px}
footer{padding:28px 0;border-top:1px solid var(--line)}
.footer{display:flex;justify-content:space-between;color:#667085;font-weight:850}
.footer b{color:var(--ink)}

@media(max-width:1080px){
  .hero-grid,.case-box,.final-box{grid-template-columns:1fr}
  .portfolio-grid{grid-template-columns:1fr}
  .proof-grid{grid-template-columns:1fr}
}
@media(max-width:980px){
  .pricing{grid-template-columns:1fr}
  .service-grid,.faq-grid{grid-template-columns:1fr}
  nav{display:none}
}
@media(max-width:720px){
  .demo{grid-template-columns:1fr}
  .mini-metrics{grid-template-columns:1fr}
  .footer{display:grid;gap:8px}
  h1{font-size:42px}
  .nav{height:auto;padding:12px 0;align-items:flex-start}
  .nav-actions{flex-wrap:wrap;justify-content:flex-end}
}

/* V5 Expanded Business Services */
.expanded-services{
  grid-template-columns:repeat(4,1fr);
}
.expanded-services article{
  min-height:240px;
}
.modules-section{
  background:
    radial-gradient(circle at 8% 0,rgba(237,28,46,.06),transparent 30%),
    linear-gradient(180deg,#fff,#f6f8fb);
  border-block:1px solid var(--line);
}
.module-map{
  display:grid;
  grid-template-columns:360px minmax(0,1fr);
  gap:22px;
  align-items:stretch;
}
.module-hub{
  border-radius:34px;
  padding:28px;
  background:
    radial-gradient(circle at 100% 0,rgba(237,28,46,.38),transparent 35%),
    linear-gradient(135deg,#07111f,#14345a);
  color:#fff;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:flex-start;
}
.module-hub img{
  width:82px;
  height:82px;
  border-radius:24px;
  background:#fff;
  padding:6px;
  margin-bottom:18px;
}
.module-hub b{
  font-size:32px;
  letter-spacing:-.05em;
}
.module-hub small{
  color:#c9d4e5;
  font-weight:850;
  line-height:1.6;
  margin-top:8px;
}
.module-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.module-list span{
  min-height:86px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:14px;
  border-radius:22px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:0 14px 34px rgba(10,21,38,.07);
  font-weight:1000;
  color:#344054;
}
.module-list span:nth-child(3n+1){
  border-top:4px solid var(--red);
}
.module-list span:nth-child(3n+2){
  border-top:4px solid var(--blue);
}
.module-list span:nth-child(3n){
  border-top:4px solid var(--gold);
}
@media(max-width:1100px){
  .expanded-services{grid-template-columns:repeat(3,1fr)}
  .module-map{grid-template-columns:1fr}
}
@media(max-width:820px){
  .expanded-services{grid-template-columns:repeat(2,1fr)}
  .module-list{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .expanded-services,.module-list{grid-template-columns:1fr}
}

/* V6 Contact Update */
.direct-contact{
  display:grid;
  gap:8px;
  padding:14px;
  border-radius:18px;
  background:#f8fafc;
  border:1px solid var(--line);
}
.direct-contact b{
  color:var(--ink);
  font-size:15px;
}
.direct-contact a{
  color:#0f172a;
  font-weight:950;
  line-height:1.4;
  word-break:break-word;
}

/* V7 Confidential Portfolio */
.confidential-note{
  margin-top:12px;
  max-width:850px;
  color:#475467;
  line-height:1.65;
  font-weight:850;
  background:#f8fafc;
  border:1px solid var(--line);
  border-left:5px solid var(--red);
  padding:14px 16px;
  border-radius:18px;
}
.portfolio .demo small{
  color:#98121e;
}
.portfolio .demo a[href="#contact"]{
  background:linear-gradient(135deg,var(--navy),var(--red));
}