:root{
  --steel:#3d4148;
  --steel-light:#565c66;
  --orange:#ff6b00;
  --charcoal:#17181a;
  --paper:#f4f4f2;
  --text-dim:#8b8f96;
  --border:#2c2f34;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:#1b1c1e;font-family:'Cairo',Tahoma,sans-serif;line-height:1.7}
h1,h2,h3,.brand__name{font-family:'Noto Kufi Arabic',sans-serif}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:1360px;margin-inline:auto;padding-inline:24px}

.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.reveal.is-visible{opacity:1;transform:none}

/* ---- Nav with mega-dropdown ---- */
.nav{position:sticky;inset-block-start:0;z-index:120;background:var(--charcoal);border-block-end:3px solid var(--orange)}
.nav__inner{max-width:1360px;margin-inline:auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;color:#fff}
.brand__mark{width:40px;height:40px;background:var(--orange);display:flex;align-items:center;justify-content:center;font-weight:700;color:#17181a;font-family:'Noto Kufi Arabic',sans-serif}
.brand__name{font-size:16px;color:#fff}
.nav__links{display:flex;gap:8px;align-items:center}
.nav__item{position:relative}
.nav__link{color:#c9cbce;padding:12px 16px;font-size:14.5px;display:inline-block}
.nav__link:hover{color:var(--orange)}
.mega-dropdown{
  position:absolute;inset-inline-start:0;inset-block-start:100%;background:#1e2023;border:1px solid var(--border);
  width:520px;padding:20px;display:none;grid-template-columns:1fr 1fr;gap:6px;box-shadow:0 20px 40px rgba(0,0,0,.4);
}
.nav__item:hover .mega-dropdown{display:grid}
.mega-dropdown a{color:#c9cbce;padding:10px 12px;font-size:13.5px;border-radius:4px}
.mega-dropdown a:hover{background:#2a2d31;color:var(--orange)}
.nav__toggle{display:none;position:relative;z-index:150;background:none;border:1px solid var(--orange);color:var(--orange);padding:8px 12px}

/* ---- Hero ---- */
.hero{position:relative;color:#fff}
.hero__img{width:100%;height:66vh;min-height:440px;object-fit:cover;filter:brightness(.4)}
.hero__overlay{position:absolute;inset:0;display:flex;align-items:center}
.hero__content{max-width:700px;padding-inline-start:60px}
.hero__eyebrow{color:var(--orange);letter-spacing:2px;text-transform:uppercase;font-size:13px;margin-block-end:14px;display:block;font-weight:700}
.hero__title{font-size:clamp(30px,5vw,52px);margin:0 0 18px}
.hero__lead{color:#d6d7d9;font-size:16.5px;margin:0 0 28px}
.btn{display:inline-block;padding:15px 32px;font-weight:700;font-size:15px;border:none}
.btn--orange{background:var(--orange);color:#fff}
.btn--outline{border:1.5px solid var(--orange);color:var(--orange);background:none}
.hero--compact .hero__img{height:38vh;min-height:280px}

/* ---- Portal grid (department entry) ---- */
.portal-grid{padding:56px 0 20px;background:var(--charcoal)}
.portal-grid__head{text-align:center;margin-block-end:34px}
.portal-grid__head h2{font-size:clamp(22px,3.2vw,32px);margin:0 0 8px;color:#fff}
.portal-grid__head p{color:#9a9ea3;margin:0}
.portal-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.portal-card{display:block;background:#202124;border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:transform .2s,border-color .2s}
.portal-card:hover{transform:translateY(-4px);border-color:var(--orange)}
.portal-card img{width:100%;height:120px;object-fit:cover}
.portal-card__body{padding:16px}
.portal-card__body h3{margin:0 0 6px;font-size:15.5px;color:#fff}
.portal-card__body p{margin:0 0 12px;font-size:12.5px;color:#9a9ea3}
.portal-card__cta{color:var(--orange);font-size:12.5px;font-weight:700}
@media (max-width:900px){.portal-cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.portal-cards{grid-template-columns:1fr}}

/* ---- Bento/block grid ---- */
.bento{padding:70px 0}
.bento__head{text-align:center;margin-block-end:44px}
.bento__head h2{font-size:clamp(24px,3.5vw,36px);margin:0 0 10px}
.bento__head p{color:var(--text-dim);margin:0}
.bento-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:16px}
.bento-item{position:relative;overflow:hidden;border-radius:6px}
.bento-item--wide{grid-column:span 2}
.bento-item--tall{grid-row:span 2}
.bento-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.bento-item:hover img{transform:scale(1.06)}
.bento-item__label{
  position:absolute;inset-inline:0;inset-block-end:0;padding:16px;color:#fff;
  background:linear-gradient(0deg,rgba(0,0,0,.8),transparent);font-weight:700;font-size:14.5px;
}

/* ---- Stats counters ---- */
.stats-section{background:var(--charcoal);color:#fff;padding:60px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat__num{font-size:clamp(30px,4vw,46px);font-weight:700;color:var(--orange);font-family:'Noto Kufi Arabic',sans-serif}
.stat__label{color:#a9acb0;font-size:13.5px;margin-block-start:6px}

/* ---- Projects filter gallery ---- */
.projects{padding:70px 0}
.filter-tabs{display:flex;gap:10px;justify-content:center;margin-block-end:36px;flex-wrap:wrap}
.filter-tab{border:1px solid var(--border);background:#fff;padding:10px 22px;font-size:14px;font-weight:700;border-radius:4px}
.filter-tab.is-active{background:var(--steel);color:#fff;border-color:var(--steel)}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.project-card{position:relative;overflow:hidden;border-radius:6px;aspect-ratio:4/3}
.project-card img{width:100%;height:100%;object-fit:cover}
.project-card__info{position:absolute;inset-inline:0;inset-block-end:0;padding:16px;color:#fff;background:linear-gradient(0deg,rgba(0,0,0,.85),transparent)}
.project-card__type{font-size:11px;color:var(--orange);font-weight:700;text-transform:uppercase}
.project-card__name{font-weight:700;margin:4px 0 0;font-size:15px}

/* ---- Certifications strip ---- */
.certs{background:#fff;padding:40px 0;border-block:1px solid var(--border)}
.certs-row{display:flex;justify-content:center;gap:40px;flex-wrap:wrap}
.cert-badge{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--steel);font-size:12.5px;font-weight:700}
.cert-badge__icon{width:56px;height:56px;border:2px solid var(--orange);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--orange)}

/* ---- RFQ form ---- */
.rfq{background:var(--paper);padding:70px 0}
.rfq-card{max-width:640px;margin:0 auto;background:#fff;border:1px solid var(--border);padding:40px;border-radius:8px}
.form-row{margin-block-end:18px}
.form-row label{display:block;font-size:13.5px;font-weight:700;margin-block-end:8px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:12px 14px;border:1px solid #ddd;border-radius:4px;font-family:inherit}
.form-submit{width:100%;border:none;background:var(--orange);color:#fff;padding:15px;font-weight:700;font-size:15px;border-radius:4px}
.rfq-success{display:none;text-align:center;padding:50px 20px}
.rfq-success.is-visible{display:block}

/* ---- Footer ---- */
.footer{background:var(--charcoal);color:#9a9da2;padding:44px 0 30px;text-align:center;font-size:13.5px}
.footer .brand__name{color:#fff;font-size:16px}

.back-pill{position:fixed;inset-block-start:16px;inset-inline-start:16px;z-index:130;background:rgba(23,24,26,.92);color:var(--orange);padding:8px 16px;border-radius:4px;font-size:13px;border:1px solid var(--orange)}
.wa-fab{position:fixed;inset-block-end:24px;inset-inline-end:24px;z-index:90;width:54px;height:54px;border-radius:50%;background:var(--orange);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.35);color:#fff}

.mobile-drawer{position:fixed;inset-block:0;inset-inline-end:0;width:82%;max-width:320px;background:var(--charcoal);z-index:110;transform:translateX(-100%);transition:transform .3s;padding:80px 26px 26px;overflow-y:auto}
.mobile-drawer.is-open{transform:none}
.mobile-drawer a{display:block;color:#c9cbce;padding:12px 0;font-size:15.5px;border-block-end:1px solid var(--border)}
.drawer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:100;display:none}
.drawer-backdrop.is-open{display:block}

@media (max-width:1024px){
  .bento-grid{grid-template-columns:repeat(2,1fr)}
  .bento-item--wide{grid-column:span 2}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:26px}
  .projects-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .nav__links{display:none}
  .nav__toggle{display:block}
  .hero__content{padding-inline-start:24px}
  .bento-grid{grid-template-columns:1fr}
  .bento-item--wide,.bento-item--tall{grid-column:span 1;grid-row:span 1;height:220px}
  .projects-grid{grid-template-columns:1fr}
}