/* ==========================================================================
   BLUE CUBE — Aluminum & Glass Establishment
   Design tokens: charcoal (anodized frame) + cobalt/sapphire (brand) + brass
   (accent, drawn from real installation lighting) + cool glass-white.
   Signature motif: thin "mullion grid" lines — the literal window/frame
   grid used as a structural device across the page, not decoration.
   ========================================================================== */

:root{
  /* Color */
  --ink:        #14181D;   /* anodized aluminum black */
  --steel:      #3B434D;   /* graphite */
  --steel-200:  #6B7580;
  --line:       #DDE2E7;   /* mullion grid line on light bg */
  --line-dark:  rgba(255,255,255,.14);
  --cobalt:     #1657C4;   /* brand blue */
  --cobalt-700: #0F3E8C;
  --cobalt-100: #E9F0FC;
  --sky:        #6FA8E8;
  --brass:      #C9A227;   /* accent, from real project lighting */
  --brass-700:  #9C7C17;
  --paper:      #F2F4F6;   /* cool glass-white bg */
  --paper-2:    #FFFFFF;
  --text:       #1B222B;
  --text-mute:  #57616C;

  /* Type */
  --f-en: 'IBM Plex Sans', -apple-system, sans-serif;
  --f-ar: 'IBM Plex Sans Arabic', 'IBM Plex Sans', sans-serif;
  --f-mono: 'IBM Plex Mono', monospace;

  /* Scale */
  --radius: 2px;
  --radius-lg: 4px;
  --shadow-sm: 0 1px 2px rgba(20,24,29,.06), 0 1px 1px rgba(20,24,29,.04);
  --shadow-md: 0 8px 24px rgba(20,24,29,.10);
  --shadow-lg: 0 20px 48px rgba(20,24,29,.16);
  --container: 1200px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; overflow-x:hidden; }
body{
  margin:0;
  overflow-x:hidden;
  font-family: var(--f-en);
  color: var(--text);
  background: var(--paper-2);
  -webkit-font-smoothing: antialiased;
  line-height:1.6;
}
body.lang-ar{ font-family: var(--f-ar); }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ margin:0; font-weight:600; letter-spacing:-.01em; }
p{ margin:0; }
button{ font-family:inherit; }

.wrap{ max-width: var(--container); margin-inline:auto; padding-inline: 24px; }

.skip-link{
  position:absolute; inset-inline-start:-999px; top:0; background:var(--ink); color:#fff;
  padding:10px 16px; z-index:999;
}
.skip-link:focus{ inset-inline-start:12px; top:12px; }

:focus-visible{ outline: 2px solid var(--cobalt); outline-offset:2px; }

/* ---------- Utility ---------- */
.icon{ width:20px; height:20px; }
.icon-sm{ width:15px; height:15px; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--f-mono); font-size:12.5px; letter-spacing:.06em; text-transform:uppercase;
  color: var(--cobalt-700); font-weight:600; margin-block-end:14px;
}
.eyebrow::before{ content:""; width:22px; height:2px; background: var(--brass); display:inline-block; }
.section{ padding-block: 88px; }
.section-tight{ padding-block: 56px; }
.section-head{ max-width: 640px; margin-block-end: 48px; }
.section-head.center{ margin-inline:auto; text-align:center; }
.h1{ font-size: clamp(34px, 5vw, 58px); line-height:1.08; }
.h2{ font-size: clamp(26px, 3.4vw, 40px); line-height:1.15; }
.h3{ font-size: 21px; }
.lead{ font-size:18px; color: var(--text-mute); margin-block-start:14px; }
.muted{ color: var(--text-mute); }
.bg-paper{ background: var(--paper); }
.bg-ink{ background: var(--ink); color:#fff; }
.bg-ink .muted{ color: rgba(255,255,255,.62); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  padding: 14px 26px; border-radius: var(--radius); font-weight:600; font-size:15px;
  border:1.5px solid transparent; cursor:pointer; transition: all .18s ease; white-space:nowrap;
}
.btn-sm{ padding:10px 18px; font-size:14px; }
.btn-primary{ background: var(--cobalt); color:#fff; }
.btn-primary:hover{ background: var(--cobalt-700); }
.btn-brass{ background: var(--brass); color: var(--ink); }
.btn-brass:hover{ background: var(--brass-700); color:#fff; }
.btn-outline{ border-color: rgba(255,255,255,.4); color:#fff; }
.btn-outline:hover{ border-color:#fff; background:rgba(255,255,255,.08); }
.btn-outline-ink{ border-color: var(--ink); color: var(--ink); }
.btn-outline-ink:hover{ background: var(--ink); color:#fff; }
.btn-block{ width:100%; }
.btn[disabled]{ opacity:.6; cursor:not-allowed; }

/* ==========================================================================
   TOPBAR + HEADER
   ========================================================================== */
.topbar{ background: var(--ink); color: rgba(255,255,255,.78); font-size:13px; }
.topbar-inner{ display:flex; justify-content:space-between; align-items:center; height:38px; gap:16px; }
.topbar-left, .topbar-right{ display:flex; align-items:center; gap:20px; }
.topbar-item{ display:inline-flex; align-items:center; gap:6px; white-space:nowrap; }
.topbar-item .icon-sm{ color: var(--brass); flex:none; }
.topbar-city{ display:none; }
.lang-switch{ display:flex; align-items:center; gap:6px; font-family:var(--f-mono); font-weight:600; }
.lang-switch a{ color: rgba(255,255,255,.55); padding:2px 3px; }
.lang-switch a.is-active{ color:#fff; border-bottom:2px solid var(--brass); }
.lang-sep{ color: rgba(255,255,255,.3); }

.site-header{
  position: sticky; top:0; z-index:100; background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px); border-bottom:1px solid var(--line);
}
.header-inner{ display:flex; align-items:center; gap:28px; height:82px; }
.brand{ display:flex; align-items:center; gap:12px; margin-inline-end:auto; position:relative; z-index:101; }
.bc-logo-mark{ width:40px; height:40px; flex:none; }
.brand-text{ display:flex; flex-direction:column; line-height:1.25; }
.brand-text strong{ font-size:17px; letter-spacing:.02em; font-weight:700; color: var(--ink); }
.brand-text em{ font-style:normal; font-size:11px; color: var(--text-mute); font-family:var(--f-mono); letter-spacing:.03em; }

.main-nav{ display:flex; align-items:center; gap:30px; }
.main-nav a{ font-size:15px; font-weight:500; color: var(--steel); position:relative; padding-block:6px; }
.main-nav a::after{
  content:""; position:absolute; inset-inline-start:0; bottom:0; height:2px; width:0;
  background: var(--cobalt); transition: width .18s ease;
}
.main-nav a:hover{ color: var(--ink); }
.main-nav a:hover::after, .main-nav a.active::after{ width:100%; }
.main-nav a.active{ color: var(--ink); font-weight:600; }

.header-actions{ display:flex; align-items:center; gap:14px; position:relative; z-index:101; }
.nav-toggle{
  display:none; background:none; border:none; padding:6px; cursor:pointer; color: var(--ink);
}
.nav-toggle .icon-close{ display:none; }
.nav-toggle[aria-expanded="true"] .icon-menu{ display:none; }
.nav-toggle[aria-expanded="true"] .icon-close{ display:block; }

/* ==========================================================================
   HERO — signature mullion-grid overlay on real project photography
   ========================================================================== */
.hero{
  position:relative; overflow:hidden; background: var(--ink); color:#fff;
  padding-block-start: 76px;
}
.hero-media{ position:absolute; inset:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; opacity:.55; }
.hero-media::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(10,14,20,.75) 0%, rgba(10,14,20,.55) 45%, rgba(10,14,20,.92) 100%);
}
.hero-grid-overlay{
  position:absolute; inset:0; pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,.09) 0 1.5px, transparent 1.5px 12.5%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.09) 0 1.5px, transparent 1.5px 16.6%);
}
.hero-inner{ position:relative; padding-block: 96px 64px; }
.hero .eyebrow{ color: var(--sky); }
.hero .eyebrow::before{ background: var(--brass); }
.hero h1{ color:#fff; max-width: 14ch; }
.hero .lead{ color: rgba(255,255,255,.78); max-width: 52ch; }
.hero-ctas{ display:flex; gap:16px; margin-block-start:34px; flex-wrap:wrap; }

.hero-stats{
  position:relative; margin-block-start:64px; padding-block-start:28px; border-top:1px solid var(--line-dark);
  display:grid; grid-template-columns: repeat(3,1fr); gap:20px; max-width:640px;
}
.hero-stat strong{ display:block; font-family: var(--f-mono); font-size: 30px; color:#fff; }
.hero-stat span{ font-size:13px; color: rgba(255,255,255,.6); }

.marquee-strip{ background: var(--cobalt); overflow:hidden; }
.marquee-track{
  display:flex; gap:48px; white-space:nowrap; padding-block:13px;
  animation: marquee 26s linear infinite; width:max-content;
}
.marquee-track span{ color:#fff; font-family:var(--f-mono); font-size:13px; letter-spacing:.04em; text-transform:uppercase; opacity:.92; }
.marquee-track span::after{ content:"◆"; margin-inline-start:48px; color: var(--brass); }
@keyframes marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
[dir="rtl"] .marquee-track{ animation-name: marquee-rtl; }
@keyframes marquee-rtl{ from{ transform:translateX(0); } to{ transform:translateX(50%); } }
@media (prefers-reduced-motion: reduce){ .marquee-track{ animation:none; } }

/* ==========================================================================
   ABOUT (home summary)
   ========================================================================== */
.about-split{ display:grid; grid-template-columns: 1fr 1fr; gap:64px; align-items:center; }
.about-media{ position:relative; }
.about-media .frame-box{
  position:relative; border:1px solid var(--line); padding:16px;
}
.about-media img{ width:100%; aspect-ratio: 4/5; object-fit:cover; }
.about-media .frame-corner{
  position:absolute; width:34px; height:34px; border: 2px solid var(--brass);
}
.frame-corner.tl{ top:0; inset-inline-start:0; border-inline-end:none; border-block-end:none; }
.frame-corner.br{ bottom:0; inset-inline-end:0; border-inline-start:none; border-block-start:none; }
.about-tags{ display:flex; gap:10px; margin-block-start:28px; flex-wrap:wrap; }
.about-tags span{
  font-family:var(--f-mono); font-size:12.5px; padding:7px 14px; border:1px solid var(--line);
  color:var(--steel); display:inline-flex; align-items:center; gap:8px;
}
.about-tags span::before{ content:""; width:7px; height:7px; background:var(--cobalt); display:inline-block; }
.about-copy p + p{ margin-block-start:16px; }
.about-copy{ color: var(--text-mute); font-size:16.5px; }
.about-cta{ margin-block-start:30px; }

/* ==========================================================================
   SERVICES (home grid)
   ========================================================================== */
.services-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap:1px; background: var(--line); border:1px solid var(--line); }
.service-card{
  background:#fff; padding:36px 30px; position:relative; transition: background .2s ease;
}
.service-card:hover{ background: var(--cobalt-100); }
.service-icon{
  width:52px; height:52px; display:flex; align-items:center; justify-content:center;
  background: var(--ink); color:#fff; margin-block-end:22px;
}
.service-card:hover .service-icon{ background: var(--cobalt); }
.service-icon .icon{ width:26px; height:26px; }
.service-card h3{ margin-block-end:10px; }
.service-card p{ color: var(--text-mute); font-size:15px; margin-block-end:18px; }
.service-link{ font-size:14px; font-weight:600; color:var(--cobalt); display:inline-flex; align-items:center; gap:6px; }
.service-link .icon{ width:15px; height:15px; transition: transform .15s ease; }
[dir="rtl"] .service-link .icon{ transform: scaleX(-1); }
.service-card:hover .service-link .icon{ transform: translateX(4px); }
[dir="rtl"] .service-card:hover .service-link .icon{ transform: scaleX(-1) translateX(4px); }
.services-more{ text-align:center; margin-block-start:44px; }

/* Service detail sections (services.php) */
.service-detail{ padding-block:72px; border-top:1px solid var(--line); scroll-margin-top: 130px; }
.service-detail:first-of-type{ border-top:none; }
.service-detail-grid{ display:grid; grid-template-columns: 0.95fr 1.05fr; gap:56px; align-items:center; }
.service-detail:nth-of-type(even) .service-detail-grid{ direction: ltr; }
.service-detail:nth-of-type(even) .service-detail-grid > *{ direction: initial; }
.service-gallery{ display:grid; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: repeat(2, 1fr); gap:10px; }
.service-gallery img{ width:100%; height:100%; object-fit:cover; }
.service-gallery .g-main{ grid-column:1; grid-row: 1 / 3; aspect-ratio: 3/4; }
.service-gallery .g-sub{ aspect-ratio: 1/1; }
.service-num{ font-family:var(--f-mono); color: var(--brass-700); font-size:14px; margin-block-end:10px; display:block; }
.service-detail h2{ margin-block-end:18px; }
.service-detail .lead{ font-size:16.5px; margin-block-start:0; margin-block-end:20px; color:var(--text-mute); }

/* ==========================================================================
   PROCESS
   ========================================================================== */
.process-list{ display:grid; grid-template-columns: repeat(5,1fr); gap:0; counter-reset:none; position:relative; }
.process-list::before{
  content:""; position:absolute; top:23px; inset-inline:6%; height:1px; background: var(--line); z-index:0;
}
.process-step{ position:relative; z-index:1; padding-inline-end:20px; }
.process-num{
  width:46px; height:46px; border-radius:50%; background:#fff; border:1.5px solid var(--ink); color:var(--ink);
  display:flex; align-items:center; justify-content:center; font-family:var(--f-mono); font-weight:600;
  margin-block-end:20px;
}
.process-step h3{ font-size:16.5px; margin-block-end:8px; }
.process-step p{ font-size:14px; color:var(--text-mute); }

/* ==========================================================================
   WHY US
   ========================================================================== */
.why-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:32px; }
.why-item{ border-inline-start: 2px solid var(--brass); padding-inline-start:18px; }
.why-item h3{ font-size:17px; margin-block-end:8px; }
.why-item p{ font-size:14.5px; color: var(--text-mute); }

/* ==========================================================================
   GALLERY / PROJECTS
   ========================================================================== */
.filter-bar{ display:flex; flex-wrap:wrap; gap:10px; margin-block-end:40px; }
.filter-btn{
  padding:9px 18px; font-size:14px; font-weight:600; border:1.5px solid var(--line); background:#fff;
  color:var(--steel); cursor:pointer; transition: all .15s ease;
}
.filter-btn:hover{ border-color: var(--cobalt); color:var(--cobalt); }
.filter-btn.is-active{ background: var(--ink); border-color:var(--ink); color:#fff; }

.gallery-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap:18px; }
.gallery-grid.home-grid{ grid-template-columns: repeat(4, 1fr); }
.gallery-item{
  position:relative; overflow:hidden; cursor:pointer; background:var(--ink); aspect-ratio:4/3.3;
}
.gallery-grid.home-grid .gallery-item:first-child{ grid-column: span 2; grid-row: span 2; aspect-ratio:1/1; }
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition: transform .5s ease; }
.gallery-item:hover img{ transform: scale(1.07); }
.gallery-caption{
  position:absolute; inset-block-end:0; inset-inline:0; padding:16px; color:#fff;
  background: linear-gradient(0deg, rgba(10,14,20,.85), transparent);
  font-size:13.5px; font-weight:600; opacity:0; transform: translateY(8px);
  transition: all .2s ease;
}
.gallery-item:hover .gallery-caption{ opacity:1; transform:none; }

.lightbox{
  position:fixed; inset:0; background: rgba(10,12,16,.94); z-index:1000;
  display:none; align-items:center; justify-content:center; padding:30px;
}
.lightbox.is-open{ display:flex; }
.lightbox img{ max-width:min(1100px,92vw); max-height:84vh; object-fit:contain; box-shadow: var(--shadow-lg); }
.lightbox-close{
  position:absolute; top:22px; inset-inline-end:26px; background:none; border:none; color:#fff; cursor:pointer;
}
.lightbox-close .icon{ width:28px; height:28px; }
.lightbox-nav{ position:absolute; top:50%; transform:translateY(-50%); background:rgba(255,255,255,.08); border:none; color:#fff; padding:14px; cursor:pointer; }
.lightbox-prev{ inset-inline-start:18px; }
.lightbox-next{ inset-inline-end:18px; }
.lightbox-caption{ position:absolute; bottom:26px; color:rgba(255,255,255,.7); font-size:14px; font-family:var(--f-mono); }

/* ==========================================================================
   CTA BAND
   ========================================================================== */
.cta-band{ background: var(--ink); color:#fff; position:relative; overflow:hidden; }
.cta-band::before{
  content:""; position:absolute; inset:0;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.035) 0 2px, transparent 2px 26px);
}
.cta-band-inner{ position:relative; display:flex; align-items:center; justify-content:space-between; gap:30px; flex-wrap:wrap; padding-block:56px; }
.cta-band h2{ color:#fff; max-width:20ch; }
.cta-band-actions{ display:flex; gap:14px; flex-wrap:wrap; }

/* ==========================================================================
   PAGE HEADER (inner pages)
   ========================================================================== */
.page-header{
  background: var(--ink); color:#fff; padding-block: 132px 56px; position:relative; overflow:hidden;
}
.page-header::after{
  content:""; position:absolute; inset:0; opacity:.5;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1.5px, transparent 1.5px 8.3%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.06) 0 1.5px, transparent 1.5px 25%);
}
.page-header .wrap{ position:relative; }
.page-header h1{ color:#fff; max-width:22ch; }
.page-header .lead{ color:rgba(255,255,255,.72); }
.breadcrumb{ font-family:var(--f-mono); font-size:12.5px; color: rgba(255,255,255,.5); margin-block-end:18px; }
.breadcrumb a{ color: var(--sky); }

/* ==========================================================================
   ABOUT PAGE
   ========================================================================== */
.mission-vision{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); }
.mv-card{ background:#fff; padding:40px; }
.mv-card .service-icon{ margin-block-end:20px; }
.mv-card h3{ margin-block-end:12px; }
.mv-card p{ color:var(--text-mute); }

.values-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; }
.value-card{ text-align:center; padding:30px 18px; border:1px solid var(--line); }
.value-card .service-icon{ margin-inline:auto; margin-block-end:18px; background:var(--cobalt-100); color:var(--cobalt); }
.value-card h3{ font-size:16px; margin-block-end:8px; }
.value-card p{ font-size:14px; color:var(--text-mute); }

.sectors-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.sector-card{ position:relative; padding:30px; border:1px solid var(--line); background:#fff; }
.sector-card .num{ font-family:var(--f-mono); color:var(--line); font-size:38px; font-weight:600; position:absolute; top:14px; inset-inline-end:20px; }
.sector-card h3{ margin-block-end:10px; }
.sector-card p{ color:var(--text-mute); font-size:14.5px; }

.about-lead-block{ max-width:820px; }
.about-lead-block .lead{ font-size:20px; color: var(--text); }

/* ==========================================================================
   CONTACT PAGE
   ========================================================================== */
.contact-grid{ display:grid; grid-template-columns: 1.15fr 0.85fr; gap:56px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ margin-block-end:20px; }
.field label{ display:block; font-size:13.5px; font-weight:600; margin-block-end:8px; color:var(--steel); }
.field label .req{ color:var(--brass-700); font-weight:500; font-size:12px; }
.field input, .field select, .field textarea{
  width:100%; border:1.5px solid var(--line); padding:13px 14px; font-family:inherit; font-size:15px;
  background:#fff; color:var(--text); border-radius: var(--radius);
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--cobalt); outline:none; }
.field textarea{ min-height:130px; resize:vertical; }
.form-note{ font-size:12.5px; color:var(--text-mute); margin-block-start:10px; }
.form-alert{ padding:14px 16px; border-inline-start:3px solid; margin-block-end:22px; font-size:14.5px; }
.form-alert.success{ background:#EAF6EE; border-color:#2E9E52; color:#1E6B38; }
.form-alert.error{ background:#FDECEC; border-color:#D64545; color:#A32E2E; }

.contact-info-card{ background: var(--ink); color:#fff; padding:38px; height:max-content; }
.contact-info-card h3{ color:#fff; margin-block-end:24px; }
.contact-info-row{ display:flex; gap:16px; align-items:flex-start; padding-block:16px; border-top:1px solid var(--line-dark); }
.contact-info-row:first-of-type{ border-top:none; }
.contact-info-row .service-icon{ width:40px; height:40px; background: rgba(255,255,255,.08); flex:none; }
.contact-info-row .service-icon .icon{ width:19px; height:19px; }
.contact-info-row strong{ display:block; font-size:12.5px; color: rgba(255,255,255,.55); text-transform:uppercase; letter-spacing:.04em; font-family:var(--f-mono); margin-block-end:4px; }
.contact-info-row a, .contact-info-row span{ font-size:15px; }
.contact-info-card .btn{ margin-block-start:26px; width:100%; }
.map-frame{ margin-block-start:24px; border:1px solid var(--line); }
.map-frame iframe{ width:100%; height:220px; border:0; display:block; filter: grayscale(.3); }

/* ==========================================================================
   404
   ========================================================================== */
.error-page{ padding-block:140px 100px; text-align:center; }
.error-page .bc-logo-mark{ width:90px; height:90px; margin-inline:auto; margin-block-end:28px; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ background: var(--ink); color: rgba(255,255,255,.72); padding-block-start:64px; }
.footer-grid{ display:grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap:40px; padding-block-end:48px; }
.footer-brand p{ margin-block:18px; font-size:14.5px; line-height:1.7; max-width:38ch; }
.footer-brand .brand-text strong{ color:#fff; }
.footer-brand .brand-text em{ color: rgba(255,255,255,.5); }
.footer-social{ display:flex; gap:10px; }
.footer-social a{
  width:36px; height:36px; border:1px solid rgba(255,255,255,.2); display:flex; align-items:center; justify-content:center;
}
.footer-social a:hover{ background: var(--cobalt); border-color:var(--cobalt); }
.footer-col h4{ color:#fff; font-size:14px; text-transform:uppercase; letter-spacing:.04em; margin-block-end:20px; font-family:var(--f-mono); }
.footer-col ul li{ margin-block-end:12px; font-size:14.5px; }
.footer-col ul a:hover{ color:#fff; }
.footer-contact li{ display:flex; align-items:center; gap:10px; }
.footer-contact .icon-sm{ color:var(--brass); flex:none; }
.footer-bottom{ border-top:1px solid var(--line-dark); padding-block:22px; }
.footer-bottom-inner{ display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; font-size:13px; }

/* ==========================================================================
   WHATSAPP FLOAT
   ========================================================================== */
.whatsapp-float{
  position:fixed; inset-block-end:24px; inset-inline-end:24px; width:56px; height:56px; border-radius:50%;
  background:#25D366; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow: var(--shadow-lg); z-index:90;
}
.whatsapp-float .icon-wa{ width:28px; height:28px; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px){
  .about-split{ grid-template-columns:1fr; }
  .services-grid{ grid-template-columns: repeat(2,1fr); }
  .why-grid{ grid-template-columns: repeat(2,1fr); }
  .process-list{ grid-template-columns: repeat(3,1fr); row-gap:36px; }
  .process-list::before{ display:none; }
  .values-grid{ grid-template-columns:repeat(2,1fr); }
  .sectors-grid{ grid-template-columns:1fr; }
  .service-detail-grid{ grid-template-columns:1fr; }
  .service-detail:nth-of-type(even) .service-detail-grid{ direction: initial; }
  .contact-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .gallery-grid{ grid-template-columns: repeat(2,1fr); }
  .gallery-grid.home-grid{ grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 760px){
  .topbar-left{ display:none; }
  .topbar-inner{ justify-content:flex-end; }
  .topbar-right{ gap:14px; }
  .main-nav{
    position:fixed; inset-block-start:0; inset-inline-end:-320px; height:100vh; width:300px;
    background:#fff; flex-direction:column; align-items:flex-start; padding:100px 28px 28px;
    transition: inset-inline-end .25s ease; box-shadow: var(--shadow-lg); z-index:99;
  }
  .main-nav.is-open{ inset-inline-end:0; }
  .main-nav a{ padding-block:12px; width:100%; border-bottom:1px solid var(--line); }
  .nav-toggle{ display:block; }
  .main-nav.is-open::before{ content:none; }
  body:has(.main-nav.is-open)::after{
    content:""; position:fixed; inset:0; background:rgba(10,14,20,.45); z-index:98;
  }
  .header-actions .btn-sm{ display:none; }
  .hero-stats{ grid-template-columns: repeat(3,1fr); gap:10px; }
  .hero-stat strong{ font-size:22px; }
  .services-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:1fr; }
  .process-list{ grid-template-columns: 1fr 1fr; }
  .mission-vision{ grid-template-columns:1fr; }
  .values-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .gallery-grid{ grid-template-columns: repeat(2,1fr); gap:10px; }
  .gallery-grid.home-grid{ grid-template-columns: repeat(2,1fr); }
  .gallery-grid.home-grid .gallery-item:first-child{ grid-column:span 2; grid-row:span 1; aspect-ratio:16/10; }
  .form-row{ grid-template-columns:1fr; }
  .cta-band-inner{ flex-direction:column; align-items:flex-start; }
  .section{ padding-block:56px; }
  .service-gallery{ grid-template-columns: repeat(2, 1fr); grid-template-rows: auto; }
  .service-gallery .g-main{ grid-column: 1 / 3; grid-row: 1; aspect-ratio: 16/10; }
}

@media (max-width: 400px){
  .topbar-right .topbar-item{ font-size:0; gap:0; }
  .topbar-right .topbar-item .icon-sm{ font-size:initial; }
}