:root{
    --bg:#F7F8F5;
    --bg-alt:#EEF0E8;
    --card:#FFFFFF;
    --ink:#12151A;
    --ink-soft:#5B6169;
    --line:#E2E4DB;
    --lime:#C6FF3D;
    --lime-deep:#9FE000;
    --lime-ink:#26330A;
    --radius:18px;
    --maxw:1180px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  .skip-link{
    position:absolute; top:-100px; right:16px; z-index:200;
    background:var(--lime); color:var(--lime-ink); font-weight:700;
    padding:12px 20px; border-radius:0 0 10px 10px; text-decoration:none;
    transition:top .2s ease;
  }
  .skip-link:focus{ top:0; }
  body{
    background:var(--bg);
    color:var(--ink);
    font-family:'IBM Plex Sans Arabic', sans-serif;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3, .display{
    font-family:'El Messiri', 'IBM Plex Sans Arabic', sans-serif;
    font-weight:700;
    line-height:1.15;
    letter-spacing:-0.01em;
  }
  .mono{font-family:'IBM Plex Mono','Courier New',monospace;}
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:var(--maxw); margin:0 auto; padding:0 28px;}
  @media(max-width:640px){ .wrap{padding:0 20px;} }

  /* focus visibility */
  a:focus-visible, button:focus-visible{ outline:3px solid var(--lime-deep); outline-offset:3px; border-radius:6px; }
  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
  }

  /* ---------- HEADER ---------- */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(247,248,245,0.88);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav{ display:grid; grid-template-columns:1fr auto 1fr; align-items:center; padding:14px 0; gap:14px; }
  .logo{ display:flex; align-items:center; justify-content:center; gap:8px; font-family:'El Messiri',sans-serif; font-weight:700; font-size:22px; grid-column:2; }
  .logo-dot{ width:10px; height:10px; border-radius:50%; background:var(--lime-deep); box-shadow:0 0 0 4px rgba(159,224,0,0.18); }
  /* bigger, centered, gently floating, animated signal logo */
  .logo-svg{
    height:50px; width:154px; display:block;
    filter:drop-shadow(0 10px 18px rgba(159,224,0,0.38));
    animation:logo-float 3.6s ease-in-out infinite;
  }
  @keyframes logo-float{
    0%,100%{ transform:translateY(0); }
    50%{ transform:translateY(-7px); }
  }
  .sig-arc{
    transform-box:fill-box; transform-origin:center;
    opacity:.3; animation:sig-pulse 1.8s ease-in-out infinite;
  }
  .sig-arc-1{ animation-delay:0s; }
  .sig-arc-2{ animation-delay:.2s; }
  .sig-arc-3{ animation-delay:.4s; }
  @keyframes sig-pulse{
    0%{ opacity:.3; }
    30%{ opacity:1; }
    65%{ opacity:.3; }
    100%{ opacity:.3; }
  }
  .sig-dot{
    transform-box:fill-box; transform-origin:center;
    animation:sig-dot-pulse 1.8s ease-in-out infinite;
  }
  @keyframes sig-dot-pulse{
    0%,100%{ transform:scale(1); }
    50%{ transform:scale(1.3); }
  }
  @media (prefers-reduced-motion: reduce){ .logo-svg, .sig-arc, .sig-dot{ animation:none; } }
  .nav-links{ grid-column:1; display:flex; gap:30px; font-size:15px; font-weight:500; color:var(--ink-soft); justify-content:flex-start; }
  .nav-links a:hover{ color:var(--ink); }
  .nav-links a.active-link{ color:var(--ink); }
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    padding:12px 22px; border-radius:999px;
    font-weight:600; font-size:14.5px;
    border:1px solid transparent; cursor:pointer;
    transition:transform .15s ease, box-shadow .15s ease;
  }
  .btn:hover{ transform:translateY(-1px); }
  .btn-lime{ background:var(--lime); color:var(--lime-ink); }
  .btn-lime:hover{ box-shadow:0 8px 22px rgba(198,255,61,0.45); }
  .btn-outline{ border-color:var(--ink); color:var(--ink); }
  .btn-outline:hover{ background:var(--ink); color:var(--bg); }
  .nav-cta{ grid-column:3; display:flex; gap:10px; justify-content:flex-end; }
  .hide-mobile{ display:flex; }

  /* ---------- HAMBURGER (mobile menu button) ---------- */
  .hamburger{
    grid-column:1; justify-self:start;
    display:none; flex-direction:column; justify-content:center; gap:5px;
    width:40px; height:40px; padding:0; background:none; border:none; cursor:pointer;
  }
  .hamburger span{ display:block; width:100%; height:2px; background:var(--ink); border-radius:2px; transition:transform .25s ease, opacity .2s ease; }
  .hamburger.active span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .hamburger.active span:nth-child(2){ opacity:0; }
  .hamburger.active span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

  /* ---------- MOBILE DRAWER ---------- */
  .drawer-overlay{
    position:fixed; inset:0; background:rgba(18,21,26,0.45); z-index:80;
    opacity:0; pointer-events:none; transition:opacity .3s ease;
  }
  .drawer-overlay.open{ opacity:1; pointer-events:auto; }
  .mobile-drawer{
    position:fixed; top:0; right:-300px; width:280px; max-width:82vw; height:100%;
    background:var(--card); z-index:90; overflow-y:auto;
    box-shadow:-14px 0 34px rgba(18,21,26,0.18);
    padding:96px 26px 30px; display:flex; flex-direction:column; gap:30px;
    transition:right .32s ease;
  }
  .mobile-drawer.open{ right:0; }
  .drawer-links{ display:flex; flex-direction:column; gap:2px; }
  .drawer-links a{ padding:13px 2px; font-size:16.5px; font-weight:600; border-bottom:1px solid var(--line); }
  .drawer-links a.active-link{ color:var(--lime-deep); }
  .drawer-cta{ display:flex; flex-direction:column; gap:12px; }
  .drawer-cta .btn{ justify-content:center; }
  body.drawer-open{ overflow:hidden; }

  @media(max-width:860px){
    .nav-links{ display:none; }
    .nav-cta.hide-mobile{ display:none; }
    .hamburger{ display:flex; }
    .logo-svg{ height:40px; width:123px; }
  }

  /* ---------- HERO ---------- */
  .hero{ padding:64px 0 40px; }
  .hero-grid{ display:grid; grid-template-columns:1.1fr 0.9fr; gap:56px; align-items:center; }
  @media(max-width:900px){ .hero-grid{ grid-template-columns:1fr; gap:40px; } }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-family:'IBM Plex Mono',monospace; font-size:12.5px; letter-spacing:0.06em;
    color:var(--lime-ink); background:rgba(198,255,61,0.35);
    padding:7px 14px; border-radius:999px; margin-bottom:22px;
  }
  .hero h1{ font-size:clamp(34px,5vw,58px); margin-bottom:22px; }
  .hero h1 .accent{ background:linear-gradient(180deg, transparent 62%, var(--lime) 62%); }
  .hero p.lead{ font-size:18px; color:var(--ink-soft); max-width:46ch; margin-bottom:32px; }
  .hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:40px; }
  .hero-trust{ display:flex; gap:26px; flex-wrap:wrap; font-size:13.5px; color:var(--ink-soft); }
  .hero-trust span{ display:flex; align-items:center; gap:7px; }
  .hero-trust svg{ width:16px; height:16px; stroke:var(--lime-deep); flex-shrink:0; }

  /* Signature: signal meter card */
  .meter-card{
    background:var(--ink); border-radius:24px; padding:34px 30px 30px;
    color:#fff; position:relative; overflow:hidden;
  }
  .meter-card::before{
    content:""; position:absolute; inset:-40% -40% auto auto; width:260px; height:260px;
    background:radial-gradient(circle, rgba(198,255,61,0.35), transparent 70%);
    pointer-events:none;
  }
  .meter-top{ display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:26px; position:relative; }
  .meter-label{ font-family:'IBM Plex Mono',monospace; font-size:12px; color:#9CA3A0; letter-spacing:0.05em; }
  .meter-live{ display:flex; align-items:center; gap:6px; font-family:'IBM Plex Mono',monospace; font-size:11.5px; color:var(--lime); }
  .meter-live::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--lime); animation:pulse 1.6s infinite; }
  @keyframes pulse{ 0%,100%{opacity:1;} 50%{opacity:.35;} }

  .meter-rows{ display:flex; flex-direction:column; gap:14px; position:relative; }
  .meter-row{ display:flex; align-items:center; gap:14px; }
  .meter-row .rtag{ width:64px; font-family:'IBM Plex Mono',monospace; font-size:11px; color:#8A9089; flex-shrink:0; }
  .bars{ display:flex; gap:5px; align-items:flex-end; height:34px; }
  .bars i{ width:9px; display:block; border-radius:3px 3px 0 0; background:#2A2E27; }
  .bars i:nth-child(1){height:30%;} .bars i:nth-child(2){height:48%;} .bars i:nth-child(3){height:64%;}
  .bars i:nth-child(4){height:80%;} .bars i:nth-child(5){height:100%;}
  .row-before .bars i:nth-child(1){ background:#565B4F; }
  .row-after .bars i{ background:var(--lime); box-shadow:0 0 10px rgba(198,255,61,.5); }

  .meter-readout{
    margin-top:26px; padding-top:22px; border-top:1px dashed #33372F;
    display:flex; justify-content:space-between; align-items:center; position:relative;
  }
  .meter-readout .num{ font-family:'IBM Plex Mono',monospace; font-size:34px; color:var(--lime); font-weight:500; }
  .meter-readout .cap{ font-size:12.5px; color:#9CA3A0; max-width:20ch; }

  /* ---------- STATS ---------- */
  .stats{ border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:30px 0; margin-top:44px; }
  .stats-row{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px; }
  .stat{ flex:1; min-width:140px; }
  .stat .n{ font-family:'IBM Plex Mono',monospace; font-size:28px; font-weight:500; color:var(--ink); }
  .stat .l{ font-size:13.5px; color:var(--ink-soft); margin-top:4px; }

  /* ---------- SECTION HEADERS ---------- */
  section{ padding:88px 0; }
  .sec-head{ max-width:640px; margin-bottom:52px; }
  .sec-eyebrow{ font-family:'IBM Plex Mono',monospace; font-size:12.5px; color:var(--lime-ink); letter-spacing:0.05em; margin-bottom:12px; display:block; }
  .sec-head h2{ font-size:clamp(26px,3.4vw,38px); margin-bottom:14px; }
  .sec-head p{ color:var(--ink-soft); font-size:16.5px; }

  /* ---------- PRODUCTS ---------- */
  .products{ background:var(--bg-alt); }
  .grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
  @media(max-width:980px){ .grid-4{ grid-template-columns:repeat(2,1fr); } }
  @media(max-width:560px){ .grid-4{ grid-template-columns:1fr; } }

  /* ---------- INSTALLATION LOCATIONS ---------- */
  .loc-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
  @media(max-width:860px){ .loc-grid{ grid-template-columns:repeat(2,1fr); } }
  @media(max-width:460px){ .loc-grid{ grid-template-columns:1fr; } }
  .loc-card{
    background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
    padding:26px 18px; text-align:center;
    transition:border-color .15s ease, transform .15s ease, box-shadow .15s ease;
  }
  .loc-card:hover{ border-color:var(--lime-deep); transform:translateY(-3px); box-shadow:0 14px 30px rgba(18,21,26,0.06); }
  .loc-icon{ width:52px; height:52px; border-radius:14px; background:var(--bg-alt); display:flex; align-items:center; justify-content:center; margin:0 auto 14px; }
  .loc-icon svg{ width:26px; height:26px; stroke:var(--lime-ink); }
  .loc-card h3{ font-size:15px; margin-bottom:4px; }
  .loc-card p{ font-size:12.5px; color:var(--ink-soft); }
  .loc-any{ background:var(--lime); border-color:var(--lime); }
  .loc-any .loc-icon{ background:rgba(18,21,26,0.1); }
  .loc-any .loc-icon svg{ stroke:var(--lime-ink); }
  .loc-any h3, .loc-any p{ color:var(--lime-ink); }
  .product-card{
    background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
    padding:26px; display:flex; flex-direction:column; gap:16px;
    transition:border-color .15s ease, transform .15s ease;
  }
  .product-card:hover{ border-color:var(--lime-deep); transform:translateY(-3px); }
  .product-icon{
    width:52px; height:52px; border-radius:14px; background:var(--bg-alt);
    display:flex; align-items:center; justify-content:center;
  }
  .product-card:hover .product-icon{ background:var(--lime); }
  .product-icon svg{ width:26px; height:26px; stroke:var(--ink); }
  .product-card h3{ font-size:19px; }
  .product-card .desc{ font-size:14px; color:var(--ink-soft); flex-grow:1; }
  .product-tags{ display:flex; gap:8px; flex-wrap:wrap; }
  .tag{ font-family:'IBM Plex Mono',monospace; font-size:11px; color:var(--ink-soft); background:var(--bg-alt); padding:4px 9px; border-radius:6px; }
  .product-card .pfoot{ display:flex; justify-content:flex-end; align-items:center; padding-top:12px; border-top:1px solid var(--line); }
  .card-link{ font-size:13.5px; font-weight:600; display:flex; align-items:center; gap:4px; }

  /* ---------- WHY ---------- */
  .grid-2{ display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
  @media(max-width:700px){ .grid-2{ grid-template-columns:1fr; } }
  .why-item{ display:flex; gap:18px; padding:26px 0; border-top:1px solid var(--line); }
  .why-item:nth-child(1), .why-item:nth-child(2){ border-top:none; }
  @media(max-width:700px){ .why-item:nth-child(2){ border-top:1px solid var(--line); } }
  .why-icon{ width:44px; height:44px; border-radius:12px; background:var(--bg-alt); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .why-icon svg{ width:22px; height:22px; stroke:var(--lime-ink); }
  .why-item h3{ font-size:17px; margin-bottom:6px; }
  .why-item p{ font-size:14.5px; color:var(--ink-soft); }

  /* ---------- STEPS ---------- */
  .steps{ background:var(--ink); color:#fff; }
  .steps .sec-head p{ color:#9CA3A0; }
  .steps .sec-eyebrow{ color:var(--lime); }
  .step-row{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
  @media(max-width:820px){ .step-row{ grid-template-columns:1fr; } }
  .step{ border:1px solid #2A2E27; border-radius:var(--radius); padding:28px; position:relative; }
  .step .idx{ font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--lime); margin-bottom:20px; display:block; }
  .step h3{ font-size:18px; margin-bottom:8px; color:#fff; }
  .step p{ font-size:14px; color:#9CA3A0; }

  /* ---------- TESTIMONIALS ---------- */
  .grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
  @media(max-width:900px){ .grid-3{ grid-template-columns:1fr; } }
  .quote-card{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:28px; display:flex; flex-direction:column; gap:18px; }
  .quote-card .stars{ display:flex; gap:3px; }
  .quote-card .stars svg{ width:15px; height:15px; fill:var(--lime-deep); stroke:none; }
  .quote-card p{ font-size:15px; color:var(--ink); flex-grow:1; }
  .quote-who{ display:flex; align-items:center; gap:12px; }
  .quote-avatar{ width:38px; height:38px; border-radius:50%; background:var(--bg-alt); display:flex; align-items:center; justify-content:center; font-family:'IBM Plex Mono',monospace; font-size:13px; }
  .quote-name{ font-size:14px; font-weight:600; }
  .quote-loc{ font-size:12.5px; color:var(--ink-soft); }

  /* ---------- FINAL CTA ---------- */
  .final-cta{ background:var(--lime); }
  .final-cta-inner{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:26px; }
  .final-cta h2{ font-size:clamp(26px,3.6vw,40px); color:var(--lime-ink); max-width:16ch; }
  .final-cta p{ color:var(--lime-ink); opacity:0.75; margin-top:10px; max-width:40ch; }
  .final-actions{ display:flex; gap:14px; flex-wrap:wrap; }
  .btn-dark{ background:var(--ink); color:#fff; }
  .btn-dark:hover{ box-shadow:0 8px 22px rgba(18,21,26,0.35); }

  /* ---------- FOOTER ---------- */
  footer{ padding:56px 0 32px; }
  .foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:32px; margin-bottom:44px; }
  @media(max-width:760px){ .foot-grid{ grid-template-columns:1fr 1fr; } }
  .foot-grid-wide{ grid-template-columns:1fr 1.3fr 1fr 1.4fr 1fr; }
  @media(max-width:980px){ .foot-grid-wide{ grid-template-columns:1fr 1fr 1fr; } .foot-grid-wide .foot-brand{ grid-column:1 / -1; } }
  @media(max-width:640px){ .foot-grid-wide{ grid-template-columns:1fr 1fr; } .foot-grid-wide .foot-brand{ grid-column:1 / -1; } }
  @media(max-width:420px){ .foot-grid-wide{ grid-template-columns:1fr; } }
  .foot-col h4{ font-size:13.5px; margin-bottom:14px; color:var(--ink-soft); font-weight:600; }
  .foot-col h4 a:hover{ color:var(--lime-deep); }
  .foot-col a, .foot-col p{ display:block; font-size:14px; color:var(--ink); margin-bottom:10px; }
  .foot-col a:hover{ color:var(--lime-deep); }
  .foot-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; border-top:1px solid var(--line); padding-top:24px; font-size:13px; color:var(--ink-soft); }

  /* ---------- FLOATING SIGNAL PANEL ---------- */
  .meter-card{ animation:hover-float 4.5s ease-in-out infinite; }
  @keyframes hover-float{
    0%,100%{ transform:translateY(0) rotate(0deg); }
    50%{ transform:translateY(-14px) rotate(-0.6deg); }
  }
  @media (prefers-reduced-motion: reduce){ .meter-card{ animation:none; } }

  /* ---------- FLOATING ACTION BUTTONS ---------- */
  .float-actions{
    position:fixed; bottom:22px; left:22px; z-index:60;
    display:flex; flex-direction:column; gap:12px;
  }
  .fab{
    width:56px; height:56px; border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 10px 26px rgba(18,21,26,0.28);
    transition:transform .2s ease, box-shadow .2s ease;
  }
  .fab:hover{ transform:translateY(-3px) scale(1.05); }
  .wa-float{ background:var(--ink); }
  .wa-float svg{ width:26px; height:26px; fill:var(--lime); }
  .call-float{ background:var(--lime); animation:ring 2.4s ease-in-out infinite; }
  .call-float svg{ width:24px; height:24px; stroke:var(--lime-ink); fill:none; stroke-width:2; }
  @keyframes ring{
    0%,100%{ box-shadow:0 10px 26px rgba(18,21,26,0.28), 0 0 0 0 rgba(198,255,61,0.5); }
    50%{ box-shadow:0 10px 26px rgba(18,21,26,0.28), 0 0 0 10px rgba(198,255,61,0); }
  }
  @media (prefers-reduced-motion: reduce){ .call-float{ animation:none; } }

  /* reveal on scroll */
  .reveal{ opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease; }
  .reveal.in{ opacity:1; transform:translateY(0); }
  .stagger.in > *{ animation:rise-in .6s ease forwards; opacity:0; }
  .stagger.in > *:nth-child(1){ animation-delay:.05s; }
  .stagger.in > *:nth-child(2){ animation-delay:.12s; }
  .stagger.in > *:nth-child(3){ animation-delay:.19s; }
  .stagger.in > *:nth-child(4){ animation-delay:.26s; }
  .stagger.in > *:nth-child(5){ animation-delay:.33s; }
  .stagger.in > *:nth-child(6){ animation-delay:.4s; }
  @keyframes rise-in{ from{ opacity:0; transform:translateY(18px); } to{ opacity:1; transform:translateY(0); } }
  @media (prefers-reduced-motion: reduce){ .stagger.in > *{ animation:none; opacity:1; } }

  /* ---------- FAQ ---------- */
  .faq-list{ display:flex; flex-direction:column; gap:0; max-width:820px; }
  .faq-item{ border-top:1px solid var(--line); padding:24px 0; }
  .faq-item:last-child{ border-bottom:1px solid var(--line); }
  .faq-q{
    display:flex; justify-content:space-between; align-items:center; gap:20px;
    cursor:pointer; font-size:16.5px; font-weight:600; list-style:none;
  }
  .faq-q::-webkit-details-marker{ display:none; }
  .faq-q .plus{ font-family:'IBM Plex Mono',monospace; font-size:20px; color:var(--lime-ink); flex-shrink:0; transition:transform .2s ease; }
  details[open] .plus{ transform:rotate(45deg); }
  .faq-a{ padding-top:14px; color:var(--ink-soft); font-size:15px; max-width:65ch; }

  /* ---------- PAGE HERO (inner pages) ---------- */
  .page-hero{ padding:56px 0 40px; border-bottom:1px solid var(--line); }
  .page-hero .sec-eyebrow{ margin-bottom:14px; }
  .page-hero h1{ font-size:clamp(30px,4.4vw,46px); margin-bottom:14px; }
  .page-hero p{ color:var(--ink-soft); font-size:16.5px; max-width:60ch; }

  /* ---------- TIER TABLE (products page) ---------- */
  .tier-note{
    display:flex; align-items:center; gap:10px; background:var(--bg-alt);
    border:1px solid var(--line); border-radius:12px; padding:14px 18px;
    font-size:14px; color:var(--ink-soft); margin-bottom:36px;
  }
  .grid-6{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
  @media(max-width:980px){ .grid-6{ grid-template-columns:repeat(2,1fr); } }
  @media(max-width:620px){ .grid-6{ grid-template-columns:1fr; } }

  /* ---------- ABOUT PAGE ---------- */
  .about-grid{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
  @media(max-width:860px){ .about-grid{ grid-template-columns:1fr; } }
  .about-figure{
    background:var(--ink); border-radius:24px; padding:40px; color:#fff;
    display:flex; flex-direction:column; gap:22px;
  }
  .about-figure .row{ display:flex; justify-content:space-between; border-top:1px solid #2A2E27; padding-top:16px; }
  .about-figure .row:first-child{ border-top:none; padding-top:0; }
  .about-figure .num{ font-family:'IBM Plex Mono',monospace; color:var(--lime); font-size:22px; }
  .about-figure .lab{ font-size:13px; color:#9CA3A0; }
  .timeline{ display:flex; flex-direction:column; gap:0; }
  .tl-item{ display:flex; gap:18px; padding:20px 0; border-top:1px solid var(--line); }
  .tl-item:first-child{ border-top:none; }
  .tl-year{ font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--lime-ink); width:52px; flex-shrink:0; padding-top:2px; }
  .tl-body h3{ font-size:16px; margin-bottom:4px; }
  .tl-body p{ font-size:14px; color:var(--ink-soft); }

  /* ---------- REAL LOGO + PRODUCT PHOTOS ---------- */
  .logo img{ height:28px; width:auto; display:block; }
  footer .logo img{ height:26px; }
  .product-photo{
    width:100%; aspect-ratio:4/3; border-radius:12px; overflow:hidden;
    background:var(--bg-alt); display:flex; align-items:center; justify-content:center;
  }
  .product-photo img{ width:100%; height:100%; object-fit:cover; }
  .product-card{ transition:border-color .15s ease, transform .15s ease, box-shadow .15s ease; }
  .product-card:hover{ box-shadow:0 14px 30px rgba(18,21,26,0.08); }

  /* ---------- BREADCRUMB ---------- */
  .crumb{ font-size:13px; color:var(--ink-soft); margin-bottom:18px; display:flex; gap:8px; align-items:center; }
  .crumb a:hover{ color:var(--lime-ink); }

  /* ---------- PRODUCT DETAIL PAGE ---------- */
  .pd-hero{ padding:44px 0 80px; }
  .pd-grid{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:56px; align-items:start; }
  @media(max-width:900px){ .pd-grid{ grid-template-columns:1fr; gap:36px; } }
  .pd-photo{
    aspect-ratio:4/3; border-radius:20px; overflow:hidden; background:var(--bg-alt);
    position:sticky; top:96px;
  }
  @media(max-width:900px){ .pd-photo{ position:static; } }
  .pd-photo img{ width:100%; height:100%; object-fit:cover; }
  .pd-badge{ font-family:'IBM Plex Mono',monospace; font-size:12.5px; color:var(--lime-ink); background:rgba(198,255,61,0.35); padding:7px 14px; border-radius:999px; display:inline-block; margin-bottom:18px; }
  .pd-info h1{ font-size:clamp(30px,4vw,42px); margin-bottom:14px; }
  .pd-tagline{ font-size:17px; color:var(--ink-soft); max-width:52ch; margin-bottom:26px; }
  .pd-quote-row{
    display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap;
    padding:20px 22px; border-radius:14px; background:var(--bg-alt);
    border:1px solid var(--line); margin-bottom:28px;
  }
  .pd-quote-title{ font-family:'El Messiri','IBM Plex Sans Arabic',sans-serif; font-weight:700; font-size:16px; margin-bottom:4px; }
  .pd-price-lab{ font-size:12.5px; color:var(--ink-soft); max-width:34ch; }
  .pd-quote-btn{ white-space:nowrap; flex-shrink:0; }
  @media(max-width:520px){ .pd-quote-row{ flex-direction:column; align-items:flex-start; } .pd-quote-btn{ width:100%; justify-content:center; } }
  .pd-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:36px; }
  .pd-specs{ display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:36px; }
  @media(max-width:520px){ .pd-specs{ grid-template-columns:1fr; } }
  .pd-spec{ background:var(--bg-alt); border-radius:12px; padding:16px 18px; }
  .pd-spec .lab{ font-size:12px; color:var(--ink-soft); display:block; margin-bottom:4px; }
  .pd-spec .val{ font-family:'IBM Plex Mono',monospace; font-size:15px; color:var(--ink); }
  .pd-features{ display:flex; flex-direction:column; gap:14px; }
  .pd-feature{ display:flex; gap:12px; align-items:flex-start; font-size:15px; color:var(--ink); }
  .pd-feature svg{ width:18px; height:18px; stroke:var(--lime-deep); flex-shrink:0; margin-top:2px; }
  .pd-other{ background:var(--bg-alt); }
  .pd-other .grid-4 .product-card{ background:var(--card); }

  /* ---------- ARTICLES ---------- */
  .grid-articles{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
  @media(max-width:900px){ .grid-articles{ grid-template-columns:1fr 1fr; } }
  @media(max-width:620px){ .grid-articles{ grid-template-columns:1fr; } }
  .article-card{
    background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
    overflow:hidden; display:flex; flex-direction:column; transition:transform .15s ease, box-shadow .15s ease;
  }
  .article-card:hover{ transform:translateY(-3px); box-shadow:0 14px 30px rgba(18,21,26,0.08); }
  .article-cover{ aspect-ratio:16/10; background:linear-gradient(135deg, var(--ink), #2A2E27); position:relative; display:flex; align-items:center; justify-content:center; overflow:hidden; }
  .article-cover svg{ width:40px; height:40px; stroke:var(--lime); opacity:0.85; }
  .article-cover::after{ content:""; position:absolute; inset:-30% -30% auto auto; width:200px; height:200px; background:radial-gradient(circle, rgba(198,255,61,0.25), transparent 70%); }
  .article-body{ padding:22px 24px 24px; display:flex; flex-direction:column; gap:10px; flex-grow:1; }
  .article-tag{ font-family:'IBM Plex Mono',monospace; font-size:11.5px; color:var(--lime-ink); letter-spacing:0.04em; }
  .article-card h3{ font-size:18px; }
  .article-card .desc{ font-size:14px; color:var(--ink-soft); flex-grow:1; }
  .article-meta{ font-size:12.5px; color:var(--ink-soft); display:flex; gap:10px; align-items:center; padding-top:8px; border-top:1px solid var(--line); }

  /* ---------- ARTICLE DETAIL ---------- */
  .article-hero{ padding:44px 0 0; }
  .article-hero-cover{ aspect-ratio:21/8; border-radius:20px; background:linear-gradient(135deg, var(--ink), #2A2E27); margin-top:32px; display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; }
  .article-hero-cover svg{ width:56px; height:56px; stroke:var(--lime); opacity:0.85; }
  .article-content{ max-width:760px; margin:0 auto; padding:52px 0; }
  .article-content h2{ font-size:24px; margin:36px 0 14px; }
  .article-content p{ font-size:16.5px; color:var(--ink-soft); margin-bottom:18px; line-height:1.85; }
  .article-content ul{ margin:0 0 18px; padding-inline-start:22px; color:var(--ink-soft); font-size:16px; display:flex; flex-direction:column; gap:8px; }
  .article-share{ display:flex; align-items:center; gap:14px; margin-top:40px; padding-top:28px; border-top:1px solid var(--line); }

  /* ---------- CONTACT PAGE ---------- */
  .contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start; }
  @media(max-width:900px){ .contact-grid{ grid-template-columns:1fr; gap:40px; } }
  .contact-form{ display:flex; flex-direction:column; gap:16px; }
  .field{ display:flex; flex-direction:column; gap:8px; }
  .field label{ font-size:13.5px; font-weight:600; color:var(--ink); }
  .field input, .field textarea, .field select{
    font-family:'IBM Plex Sans Arabic', sans-serif; font-size:15px; color:var(--ink);
    background:var(--card); border:1px solid var(--line); border-radius:12px; padding:13px 16px;
    transition:border-color .15s ease;
  }
  .field input:focus, .field textarea:focus, .field select:focus{ outline:none; border-color:var(--lime-deep); }
  .field textarea{ resize:vertical; min-height:120px; font-family:inherit; }
  .contact-cards{ display:flex; flex-direction:column; gap:16px; }
  .contact-card{
    display:flex; gap:16px; align-items:flex-start; background:var(--card);
    border:1px solid var(--line); border-radius:var(--radius); padding:22px;
    transition:border-color .15s ease, transform .15s ease;
  }
  .contact-card:hover{ border-color:var(--lime-deep); transform:translateY(-2px); }
  .contact-card .cc-icon{ width:44px; height:44px; border-radius:12px; background:var(--bg-alt); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .contact-card .cc-icon svg{ width:22px; height:22px; stroke:var(--lime-ink); }
  .contact-card h3{ font-size:15.5px; margin-bottom:4px; }
  .contact-card p{ font-size:14px; color:var(--ink-soft); }
  .map-embed{ aspect-ratio:16/9; border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); }
  .map-embed iframe{ width:100%; height:100%; border:0; display:block; }