:root{
    --ink:#050B10;
    --ink-soft:#0B1620;
    --surface:#0F1B24;
    --surface-2:#132330;
    --cyan:#00D6FF;
    --cyan-bright:#3EE6FF;
    --cyan-glow: rgba(0,214,255,0.55);
    --amber:#FF8A3D;
    --amber-glow: rgba(255,138,61,0.5);
    --magenta:#FF3D8F;
    --paper:#EFE9D8;
    --paper-white:#FFFDF8;
    --text:#EAF2F6;
    --text-soft:#93A9B6;
    --text-onlight:#0E1A22;
    --line: rgba(255,255,255,0.10);
    --line-bright: rgba(0,214,255,0.4);
    --line-light: rgba(255,255,255,0.14);
    --radius-s: 3px;
    --max: 1180px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:
      radial-gradient(900px 480px at 85% -10%, rgba(0,214,255,0.10), transparent 60%),
      radial-gradient(700px 420px at -5% 25%, rgba(255,138,61,0.08), transparent 55%),
      var(--ink);
    color:var(--text);
    font-family:'IBM Plex Sans', -apple-system, sans-serif;
    font-size:16px;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{
    font-family:'Space Grotesk', sans-serif;
    margin:0;
    color:var(--text);
    letter-spacing:-0.01em;
    font-weight:600;
  }
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .mono{font-family:'IBM Plex Mono', monospace;}
  .wrap{max-width:var(--max); margin:0 auto; padding:0 28px;}
  @media (max-width:640px){ .wrap{padding:0 20px;} }

  /* ---------- registration / crop mark motif ---------- */
  .crop{position:relative;}
  .crop::before, .crop::after{
    content:"";
    position:absolute;
    width:14px; height:14px;
    pointer-events:none;
  }
  .crop-tl::before{top:0; left:0; border-top:1.5px solid currentColor; border-left:1.5px solid currentColor;}
  .crop-br::after{bottom:0; right:0; border-bottom:1.5px solid currentColor; border-right:1.5px solid currentColor;}

  .tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:'IBM Plex Mono', monospace;
    font-size:12.5px;
    letter-spacing:0.02em;
    color:var(--amber);
  }
  .tag::before{
    content:"";
    width:7px; height:7px;
    border-radius:50%;
    background:var(--cyan-bright);
    flex:none;
    box-shadow:0 0 8px 2px var(--cyan-glow);
  }

  /* ---------- header ---------- */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(5,11,16,0.82);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-row{
    display:flex; align-items:center; justify-content:space-between;
    height:78px;
  }
  .brand{display:flex; align-items:center; gap:12px;}
  .brand-chip{
    display:inline-flex; align-items:center;
    background:var(--paper-white);
    padding:7px 12px;
    border-radius:4px;
    box-shadow:0 0 0 1px rgba(0,214,255,0.25), 0 0 18px rgba(0,214,255,0.18);
  }
  .brand-chip img{height:26px; width:auto;}
  nav.primary{display:flex; align-items:center; gap:30px;}
  nav.primary > a{
    font-size:14.5px; font-weight:500; color:var(--text);
    padding:6px 0; position:relative;
  }
  nav.primary > a::after{
    content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
    background:var(--cyan-bright); transform:scaleX(0); transform-origin:left;
    box-shadow:0 0 8px var(--cyan-glow);
    transition:transform .25s ease;
  }
  nav.primary > a:hover::after{transform:scaleX(1);}
  nav.primary > a:hover{color:var(--cyan-bright);}
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    padding:11px 20px;
    background:var(--surface-2);
    color:var(--text);
    font-size:14px; font-weight:500;
    border-radius:2px;
    border:1px solid var(--line);
    white-space:nowrap;
  }
  .btn:hover{border-color:var(--cyan);}
  .btn-outline{
    background:transparent; color:var(--text); border:1px solid var(--line);
  }
  .btn-outline:hover{border-color:var(--cyan-bright); color:var(--cyan-bright); box-shadow:0 0 16px rgba(0,214,255,0.18);}
  .btn-cyan{
    background:linear-gradient(135deg, var(--cyan-bright), var(--cyan));
    border-color:var(--cyan-bright);
    color:#00232B;
    font-weight:600;
    box-shadow:0 0 22px var(--cyan-glow), 0 4px 14px rgba(0,0,0,0.35);
  }
  .btn-cyan:hover{box-shadow:0 0 32px var(--cyan-glow), 0 6px 18px rgba(0,0,0,0.4); transform:translateY(-1px);}
  .menu-toggle{display:none; background:none; border:none; cursor:pointer; padding:4px;}
  .menu-toggle span{display:block; width:22px; height:2px; background:var(--text); margin:5px 0;}

  @media (max-width:900px){
    nav.primary{display:none;}
    .menu-toggle{display:block;}
    .header-cta{display:none;}
    nav.primary.open{
      display:flex;
      flex-direction:column;
      align-items:flex-start;
      position:absolute;
      top:78px; left:0; right:0;
      background:var(--surface);
      padding:20px 28px 26px;
      border-bottom:1px solid var(--line);
      gap:16px;
      z-index:40;
    }
    nav.primary.open .nav-socials{
      border-left:none;
      padding-left:0;
      margin-left:0;
      margin-top:6px;
    }
  }

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    padding:96px 0 80px;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.15fr 0.85fr;
    gap:56px;
    align-items:center;
  }
  .eyebrow-line{
    display:flex; align-items:center; gap:12px;
    margin-bottom:22px;
  }
  .eyebrow-line .rule{height:1px; width:40px; background:var(--amber); box-shadow:0 0 8px var(--amber-glow);}
  .hero h1{
    font-size:clamp(2.4rem, 4.6vw, 3.65rem);
    line-height:1.05;
    font-weight:600;
    color:var(--text);
  }
  .hero h1 em{
    font-style:normal;
    color:var(--cyan-bright);
    text-decoration:none;
    text-shadow:0 0 26px var(--cyan-glow);
  }
  .hero p.lead{
    margin-top:22px;
    font-size:18px;
    color:var(--text-soft);
    max-width:46ch;
  }
  .hero-actions{
    margin-top:34px;
    display:flex; gap:14px; flex-wrap:wrap;
  }
  .hero-stats{
    display:flex; gap:36px;
    margin-top:52px;
    padding-top:28px;
    border-top:1px solid var(--line);
  }
  .stat b{
    display:block; font-family:'Space Grotesk',sans-serif;
    font-size:28px; color:var(--cyan-bright);
    text-shadow:0 0 18px var(--cyan-glow);
  }
  .stat span{font-size:13px; color:var(--text-soft);}

  /* diecut illustration */
  .diecut{
    position:relative;
    aspect-ratio:1/1.05;
    color:rgba(234,242,246,0.85);
  }
  .diecut svg{width:100%; height:100%; filter:drop-shadow(0 0 10px rgba(0,214,255,0.16));}

  /* ---------- marquee bar ---------- */
  .marquee-bar{
    background:var(--surface);
    color:var(--cyan-bright);
    overflow:hidden;
    white-space:nowrap;
    padding:13px 0;
    border-bottom:1px solid var(--line);
    border-top:1px solid var(--line);
  }
  .marquee-track{
    display:inline-flex;
    animation:scroll 32s linear infinite;
  }
  .marquee-track span{
    font-family:'IBM Plex Mono', monospace;
    font-size:12.5px;
    letter-spacing:0.06em;
    padding:0 26px;
    color:var(--cyan-bright);
    text-shadow:0 0 10px var(--cyan-glow);
    display:inline-flex;
    align-items:center;
    gap:26px;
  }
  .marquee-track span::after{content:"·"; color:var(--amber);}
  @keyframes scroll{
    0%{transform:translateX(0);}
    100%{transform:translateX(-50%);}
  }

  /* ---------- section shell ---------- */
  section{padding:88px 0;}
  .section-head{
    display:flex; justify-content:space-between; align-items:flex-end;
    gap:40px; margin-bottom:46px;
    border-bottom:1px solid var(--line);
    padding-bottom:26px;
  }
  .section-head h2{font-size:clamp(1.7rem,3vw,2.3rem);}
  .section-head p{color:var(--text-soft); max-width:42ch; font-size:15.5px;}
  .index-no{font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--amber); letter-spacing:0.03em;}
  @media (max-width:700px){
    .section-head{flex-direction:column; align-items:flex-start; gap:16px;}
    .hero-stats{flex-wrap:wrap; row-gap:22px;}
    .cta-inner{align-items:start;}
  }

  /* ---------- categories ---------- */
  .cat-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
  }
  @media (max-width:900px){ .cat-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:520px){ .cat-grid{grid-template-columns:1fr;} }
  .cat-card{
    position:relative;
    background:var(--surface);
    padding:30px 26px;
    display:flex; flex-direction:column; gap:16px;
    min-height:190px;
    justify-content:space-between;
    transition:background .2s ease, box-shadow .25s ease, transform .25s ease;
  }
  .cat-card::before{
    content:"";
    position:absolute; inset:0;
    border:1px solid transparent;
    pointer-events:none;
    transition:border-color .25s ease;
  }
  .cat-card:nth-child(4n+1) .cat-icon{color:var(--cyan-bright);}
  .cat-card:nth-child(4n+2) .cat-icon{color:var(--amber);}
  .cat-card:nth-child(4n+3) .cat-icon{color:var(--magenta);}
  .cat-card:nth-child(4n+4) .cat-icon{color:var(--cyan-bright);}
  .cat-card:hover{
    background:var(--surface-2);
    box-shadow: inset 0 0 0 1px var(--line-bright), 0 0 30px rgba(0,214,255,0.16);
    transform:translateY(-2px);
    z-index:2;
  }
  .cat-card:hover .cat-icon{filter:drop-shadow(0 0 8px currentColor);}
  .cat-icon{width:34px; height:34px; transition:filter .25s ease;}
  .cat-icon svg{width:100%; height:100%;}
  .cat-card h3{font-size:16.5px; font-weight:600; color:var(--text);}
  .cat-card .cat-sub{font-size:13px; color:var(--text-soft); font-family:'IBM Plex Mono',monospace;}
  .cat-arrow{
    display:flex; align-items:center; gap:6px;
    font-size:13px; font-weight:500; color:var(--cyan-bright);
    opacity:0; transform:translateX(-4px);
    transition:all .2s ease;
  }
  .cat-card:hover .cat-arrow{opacity:1; transform:translateX(0);}

  /* ---------- value props ---------- */
  .props{
    background:var(--surface);
    color:var(--text);
    padding:88px 0;
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  .props .section-head{border-bottom-color:var(--line-light);}
  .props .section-head p{color:var(--text-soft);}
  .props-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:0;
  }
  @media (max-width:900px){ .props-grid{grid-template-columns:repeat(2,1fr); gap:36px 24px;} }
  @media (max-width:560px){ .props-grid{grid-template-columns:1fr;} }
  .prop{
    padding-right:28px;
    border-right:1px solid var(--line-light);
  }
  .props-grid .prop:last-child{border-right:none;}
  @media (max-width:900px){ .prop{border-right:none;} }
  .prop .num{
    font-family:'IBM Plex Mono',monospace;
    color:var(--amber);
    font-size:13px;
    margin-bottom:18px;
    display:block;
    text-shadow:0 0 12px var(--amber-glow);
  }
  .prop h3{color:var(--text); font-size:17px; margin-bottom:10px;}
  .prop p{color:var(--text-soft); font-size:14.5px;}

  /* ---------- about / heritage ---------- */
  .about{
    display:grid;
    grid-template-columns:0.9fr 1.1fr;
    gap:64px;
    align-items:center;
  }
  @media (max-width:860px){ .about{grid-template-columns:1fr; gap:44px;} }
  .about-visual{
    position:relative;
    background:var(--surface);
    border:1px solid var(--line);
    padding:26px;
    box-shadow:0 0 40px rgba(0,214,255,0.06);
  }
  .polaroid{
    background:var(--paper-white);
    padding:10px 10px 44px;
    box-shadow:0 16px 40px rgba(0,0,0,0.55), 0 0 0 1px rgba(0,214,255,0.15);
    transform:rotate(-2.2deg);
    width:78%;
    margin:0 auto;
  }
  .polaroid img{width:100%; height:auto; filter:saturate(1.08) contrast(1.03);}
  .polaroid figcaption{
    font-family:'IBM Plex Mono',monospace;
    font-size:11.5px;
    color:var(--text-onlight);
    opacity:0.65;
    text-align:center;
    padding-top:12px;
  }
  .about-timeline{
    margin-top:26px;
    display:flex;
    justify-content:space-between;
    font-family:'IBM Plex Mono',monospace;
    font-size:11.5px;
    color:var(--cyan-bright);
    padding-top:16px;
    border-top:1px dashed var(--line);
  }
  .about h2{font-size:clamp(1.7rem,3vw,2.25rem); margin-bottom:22px;}
  .about p{color:var(--text-soft); font-size:15.5px; margin-bottom:16px; max-width:56ch;}
  .about-badges{
    display:flex; gap:0; margin-top:30px; flex-wrap:wrap;
  }
  .about-badge{
    padding:16px 22px 16px 0;
    margin-right:24px;
    border-right:1px solid var(--line);
  }
  .about-badge:last-child{border-right:none;}
  .about-badge b{
    display:block; font-family:'Space Grotesk',sans-serif;
    font-size:24px; color:var(--cyan-bright);
    text-shadow:0 0 16px var(--cyan-glow);
  }
  .about-badge span{font-size:12.5px; color:var(--text-soft);}

  /* ---------- process / how it works ---------- */
  .process{background:var(--ink); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .process-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:36px;
  }
  @media (max-width:900px){ .process-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:520px){ .process-grid{grid-template-columns:1fr;} }
  .step{position:relative; padding-top:26px;}
  .step::before{
    content:attr(data-step);
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;
    color:var(--amber);
    text-shadow:0 0 10px var(--amber-glow);
    display:block;
    margin-bottom:14px;
  }
  .step h3{font-size:16.5px; margin-bottom:9px; color:var(--text);}
  .step p{font-size:14px; color:var(--text-soft);}
  .step-line{
    position:absolute; top:0; left:0; width:100%; height:1px;
    background:linear-gradient(90deg, var(--cyan-bright) 0 8px, transparent 8px);
    background-size:14px 1px;
    opacity:0.7;
  }

  /* ---------- contact / CTA ---------- */
  .cta-section{
    background:linear-gradient(135deg, #00D6FF 0%, #0092D6 55%, #005C8C 100%);
    padding:80px 0;
    position:relative;
    overflow:hidden;
  }
  .cta-section::before{
    content:"";
    position:absolute; inset:0;
    background:radial-gradient(500px 300px at 90% 100%, rgba(255,138,61,0.35), transparent 60%);
    pointer-events:none;
  }
  .cta-inner{
    display:grid;
    grid-template-columns:1.3fr 1fr;
    gap:50px;
    align-items:end;
    position:relative;
  }
  @media (max-width:800px){ .cta-inner{grid-template-columns:1fr;} }
  .cta-inner h2{
    font-size:clamp(1.8rem,3.6vw,2.6rem);
    color:#031A22;
    max-width:16ch;
  }
  .cta-inner .lead{color:rgba(3,26,34,0.78); margin-top:16px; font-size:16px; max-width:44ch;}
  .cta-panel{
    background:var(--ink);
    color:var(--text);
    padding:34px;
    box-shadow:0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,214,255,0.25);
  }
  .cta-panel .row{
    display:flex; justify-content:space-between; align-items:center;
    padding:14px 0;
    border-bottom:1px solid var(--line-light);
    font-size:14.5px;
  }
  .cta-panel .row:first-child{padding-top:0;}
  .cta-panel .row:last-child{border-bottom:none; padding-bottom:0;}
  .cta-panel .row span:first-child{color:var(--text-soft); font-family:'IBM Plex Mono',monospace; font-size:12.5px;}
  .cta-panel .btn{width:100%; justify-content:center; margin-top:22px;}

  /* ---------- footer ---------- */
  footer{background:#03070A; color:rgba(234,242,246,0.72); padding:64px 0 0;}
  .foot-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1fr;
    gap:40px;
    padding-bottom:44px;
    border-bottom:1px solid var(--line-light);
  }
  @media (max-width:800px){ .foot-grid{grid-template-columns:1fr 1fr; row-gap:36px;} }
  @media (max-width:480px){ .foot-grid{grid-template-columns:1fr;} }
  .foot-grid .brand-chip{margin-bottom:16px;}
  .foot-grid p{font-size:13.5px; max-width:32ch; color:rgba(234,242,246,0.5);}
  .foot-col h4{color:var(--cyan-bright); font-size:13px; font-family:'IBM Plex Mono',monospace; font-weight:500; margin-bottom:16px; letter-spacing:0.02em;}
  .foot-col a, .foot-col p.line{
    display:block; font-size:14px; margin-bottom:10px; color:rgba(234,242,246,0.68);
  }
  .foot-col a:hover{color:var(--cyan-bright);}
  .foot-bottom{
    display:flex; justify-content:space-between; align-items:center;
    padding:22px 0; flex-wrap:wrap; gap:14px;
    font-size:12.5px; color:rgba(234,242,246,0.4);
    font-family:'IBM Plex Mono',monospace;
  }
  .foot-socials{display:flex; align-items:center; gap:20px;}
  .foot-socials .social-ico{width:19px; height:19px;}
  .foot-dev{
    background:var(--ink);
    border-top:1px solid var(--line);
    padding:16px 0;
  }
  .foot-dev .wrap{
    display:flex; justify-content:center; align-items:center; gap:8px;
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;
    color:rgba(234,242,246,0.45);
  }
  .foot-dev a{color:var(--amber); transition:text-shadow .2s ease;}
  .foot-dev a:hover{text-shadow:0 0 12px var(--amber-glow);}

  /* whatsapp float — quiet by default, reveals WhatsApp green on hover */
  .wa-float{
    position:fixed; right:22px; bottom:22px; z-index:60;
    width:54px; height:54px; border-radius:50%;
    background:var(--ink);
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 0 0 1px var(--line), 0 10px 24px rgba(0,0,0,0.4);
    border:1px solid var(--line);
    transition:box-shadow .3s ease, border-color .3s ease, transform .3s ease;
  }
  .wa-float:hover{
    border-color:#25D366;
    box-shadow:0 0 0 1px #25D366, 0 0 30px rgba(37,211,102,0.55), 0 10px 24px rgba(0,0,0,0.4);
    transform:translateY(-2px);
  }
  .wa-float .ico-mono{position:static; width:24px; height:24px; color:rgba(234,242,246,0.55); transition:opacity .28s ease;}
  .wa-float .ico-color{position:absolute; width:24px; height:24px; opacity:0; transition:opacity .28s ease;}
  .wa-float:hover .ico-mono{opacity:0;}
  .wa-float:hover .ico-color{opacity:1;}

  ::selection{background:var(--cyan-bright); color:var(--ink);}

  /* ---------- social icons (shared: nav + footer + wa-float) ---------- */
  .nav-socials{
    display:flex;
    align-items:center;
    gap:16px;
    padding-left:22px;
    margin-left:4px;
    border-left:1px solid var(--line);
  }
  .social-ico{
    position:relative;
    width:18px; height:18px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
  }
  .social-ico svg{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    transition:opacity .28s ease, filter .28s ease, transform .28s ease;
  }
  .social-ico .ico-mono{
    opacity:1;
    color:rgba(234,242,246,0.42);
  }
  .social-ico .ico-color{
    opacity:0;
    transform:scale(0.85);
  }
  .social-ico:hover .ico-mono{opacity:0; transform:scale(0.85);}
  .social-ico:hover .ico-color{opacity:1; transform:scale(1);}
  .social-ico.ig:hover .ico-color{filter:drop-shadow(0 0 7px rgba(221,42,123,0.6));}
  .social-ico.fb:hover .ico-color{filter:drop-shadow(0 0 7px rgba(24,119,242,0.6));}
  .social-ico.wa:hover .ico-color{filter:drop-shadow(0 0 7px rgba(37,211,102,0.65));}

  /* ---------- category hero ---------- */
  .cat-hero{
    position:relative;
    padding:64px 0 48px;
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .cat-hero::before{
    content:"";
    position:absolute; inset:0;
    background:
      radial-gradient(700px 360px at 90% -10%, rgba(0,214,255,0.10), transparent 60%),
      radial-gradient(500px 320px at 0% 100%, rgba(255,138,61,0.08), transparent 55%);
    pointer-events:none;
  }
  .cat-crumb{
    display:flex; align-items:center; gap:8px;
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    color:var(--text-soft);
    margin-bottom:18px;
    position:relative;
  }
  .cat-crumb a:hover{color:var(--cyan-bright);}
  .cat-crumb span{opacity:0.4;}
  .cat-hero-grid{
    display:flex; justify-content:space-between; align-items:flex-end;
    gap:40px; flex-wrap:wrap;
    position:relative;
  }
  .cat-hero h1{
    font-size:clamp(2.1rem,4vw,3rem);
    max-width:14ch;
  }
  .cat-hero p.lead{
    color:var(--text-soft);
    font-size:16px;
    max-width:46ch;
    margin-top:14px;
  }
  .cat-hero-meta{
    display:flex; gap:28px;
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    color:var(--text-soft);
  }
  .cat-hero-meta b{display:block; color:var(--cyan-bright); font-family:'Space Grotesk',sans-serif; font-size:22px; margin-bottom:4px; text-shadow:0 0 14px var(--cyan-glow);}

  /* ---------- category chip nav ---------- */
  .cat-chipnav{
    background:var(--surface);
    border-bottom:1px solid var(--line);
    overflow-x:auto;
    white-space:nowrap;
    -webkit-overflow-scrolling:touch;
  }
  .cat-chipnav::-webkit-scrollbar{display:none;}
  .cat-chipnav-inner{
    display:inline-flex; gap:10px;
    padding:16px 28px;
  }
  .cat-chip{
    display:inline-flex; align-items:center;
    padding:8px 16px;
    border:1px solid var(--line);
    border-radius:3px;
    font-size:13px;
    font-weight:500;
    color:var(--text-soft);
    white-space:nowrap;
    transition:all .2s ease;
  }
  .cat-chip:hover{border-color:var(--cyan-bright); color:var(--cyan-bright);}
  .cat-chip.active{
    background:var(--cyan-bright);
    border-color:var(--cyan-bright);
    color:#00232B;
    font-weight:600;
  }

  /* ---------- product grid ---------- */
  .product-section{padding:56px 0 90px;}
  .product-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    margin-top:36px;
  }
  @media (max-width:980px){ .product-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:560px){ .product-grid{grid-template-columns:1fr;} }

  .product-card{
    position:relative;
    background:var(--surface);
    padding:26px 22px 22px;
    display:flex; flex-direction:column; gap:14px;
    transition:background .2s ease;
  }
  .product-card:hover{background:var(--surface-2);}
  .product-visual{
    position:relative;
    height:120px;
    border:1px dashed var(--line);
    display:flex; align-items:center; justify-content:center;
    color:var(--text-soft);
    background:
      linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px) 0 0/16px 16px,
      linear-gradient(0deg, rgba(255,255,255,0.03) 1px, transparent 1px) 0 0/16px 16px;
  }
  .product-visual svg{width:46px; height:46px; opacity:0.85;}
  .product-badge{
    position:absolute; top:8px; left:8px;
    background:var(--amber);
    color:#241200;
    font-family:'IBM Plex Mono',monospace;
    font-size:11px;
    font-weight:600;
    padding:3px 8px;
    border-radius:2px;
    box-shadow:0 0 10px var(--amber-glow);
  }
  .product-pkg{
    position:absolute; top:8px; right:8px;
    font-family:'IBM Plex Mono',monospace;
    font-size:10.5px;
    color:var(--text-soft);
    background:rgba(5,11,16,0.7);
    padding:3px 7px;
    border-radius:2px;
    border:1px solid var(--line);
  }
  .product-card h3{
    font-size:15px;
    font-weight:600;
    line-height:1.3;
    color:var(--text);
  }
  .product-specs{
    font-family:'IBM Plex Mono',monospace;
    font-size:11.5px;
    color:var(--text-soft);
    line-height:1.6;
  }
  .product-footer{
    display:flex; align-items:center; justify-content:space-between;
    margin-top:auto;
    padding-top:14px;
    border-top:1px solid var(--line);
    gap:10px;
  }
  .product-price{display:flex; flex-direction:column;}
  .product-price .old{
    font-size:11.5px; color:var(--text-soft); text-decoration:line-through;
  }
  .product-price .now{
    font-family:'Space Grotesk',sans-serif;
    font-size:18px; font-weight:600;
    color:var(--cyan-bright);
  }
  .qty-add{
    display:flex; align-items:center; gap:8px;
  }
  .qty-stepper{
    display:flex; align-items:center;
    border:1px solid var(--line);
    border-radius:2px;
  }
  .qty-stepper button{
    background:none; border:none; color:var(--text);
    width:24px; height:26px; cursor:pointer; font-size:14px;
    display:flex; align-items:center; justify-content:center;
  }
  .qty-stepper button:hover{color:var(--cyan-bright);}
  .qty-stepper input{
    width:28px; text-align:center; background:none; border:none; color:var(--text);
    font-family:'IBM Plex Mono',monospace; font-size:13px;
    -moz-appearance:textfield;
  }
  .qty-stepper input::-webkit-outer-spin-button,
  .qty-stepper input::-webkit-inner-spin-button{-webkit-appearance:none; margin:0;}
  .btn-add{
    background:var(--surface-2);
    border:1px solid var(--cyan-bright);
    color:var(--cyan-bright);
    font-size:12.5px;
    font-weight:600;
    padding:7px 12px;
    border-radius:2px;
    cursor:pointer;
    white-space:nowrap;
    transition:all .2s ease;
  }
  .btn-add:hover{background:var(--cyan-bright); color:#00232B; box-shadow:0 0 16px var(--cyan-glow);}
  .btn-add.added{background:#25D366; border-color:#25D366; color:#062910;}

  .load-more-row{display:flex; justify-content:center; margin-top:40px;}

  /* ---------- floating cart button ---------- */
  .cart-fab{
    position:fixed; right:22px; bottom:88px; z-index:59;
    width:54px; height:54px; border-radius:50%;
    background:var(--surface-2);
    border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center;
    cursor:pointer;
    box-shadow:0 10px 24px rgba(0,0,0,0.4);
    transition:border-color .25s ease, box-shadow .25s ease, transform .2s ease;
  }
  .cart-fab:hover{border-color:var(--cyan-bright); box-shadow:0 0 24px var(--cyan-glow), 0 10px 24px rgba(0,0,0,0.4); transform:translateY(-2px);}
  .cart-fab svg{width:22px; height:22px; color:var(--cyan-bright);}
  .cart-fab .cart-count{
    position:absolute; top:-4px; right:-4px;
    background:var(--amber);
    color:#241200;
    font-family:'IBM Plex Mono',monospace;
    font-size:11px;
    font-weight:700;
    min-width:18px; height:18px;
    border-radius:9px;
    display:flex; align-items:center; justify-content:center;
    padding:0 4px;
    box-shadow:0 0 10px var(--amber-glow);
  }

  /* ---------- cart drawer ---------- */
  .cart-overlay{
    position:fixed; inset:0; z-index:70;
    background:rgba(3,7,10,0.6);
    backdrop-filter:blur(2px);
    opacity:0; pointer-events:none;
    transition:opacity .25s ease;
  }
  .cart-overlay.open{opacity:1; pointer-events:auto;}
  .cart-drawer{
    position:fixed; top:0; right:0; bottom:0; z-index:71;
    width:min(420px, 92vw);
    background:var(--ink);
    border-left:1px solid var(--line);
    box-shadow:-20px 0 50px rgba(0,0,0,0.5);
    transform:translateX(100%);
    transition:transform .3s ease;
    display:flex; flex-direction:column;
  }
  .cart-drawer.open{transform:translateX(0);}
  .cart-drawer-head{
    display:flex; align-items:center; justify-content:space-between;
    padding:22px 24px;
    border-bottom:1px solid var(--line);
  }
  .cart-drawer-head h3{font-size:17px;}
  .cart-drawer-close{
    background:none; border:none; color:var(--text-soft); cursor:pointer;
    width:30px; height:30px; display:flex; align-items:center; justify-content:center;
    font-size:20px; line-height:1;
  }
  .cart-drawer-close:hover{color:var(--cyan-bright);}
  .cart-drawer-body{
    flex:1; overflow-y:auto;
    padding:10px 24px;
  }
  .cart-empty{
    color:var(--text-soft);
    font-size:14px;
    text-align:center;
    padding:60px 10px;
  }
  .cart-item{
    display:flex; align-items:flex-start; gap:12px;
    padding:16px 0;
    border-bottom:1px solid var(--line);
  }
  .cart-item-info{flex:1;}
  .cart-item-info h4{font-size:13.5px; font-weight:500; color:var(--text); margin-bottom:4px; line-height:1.35;}
  .cart-item-info .spec{font-family:'IBM Plex Mono',monospace; font-size:11px; color:var(--text-soft);}
  .cart-item-controls{
    display:flex; flex-direction:column; align-items:flex-end; gap:8px;
  }
  .cart-item-price{font-family:'Space Grotesk',sans-serif; font-size:14px; color:var(--cyan-bright);}
  .cart-item-remove{
    background:none; border:none; color:var(--text-soft);
    font-size:11px; font-family:'IBM Plex Mono',monospace;
    cursor:pointer; text-decoration:underline;
  }
  .cart-item-remove:hover{color:var(--magenta);}
  .cart-drawer-foot{
    padding:20px 24px 26px;
    border-top:1px solid var(--line);
  }
  .cart-subtotal-row{
    display:flex; justify-content:space-between; align-items:baseline;
    margin-bottom:16px;
  }
  .cart-subtotal-row span:first-child{font-size:13px; color:var(--text-soft); font-family:'IBM Plex Mono',monospace;}
  .cart-subtotal-row span:last-child{font-family:'Space Grotesk',sans-serif; font-size:22px; color:var(--cyan-bright); text-shadow:0 0 14px var(--cyan-glow);}
  .cart-note{font-size:12px; color:var(--text-soft); margin-bottom:16px; line-height:1.5;}
  .btn-checkout{
    width:100%; justify-content:center;
    background:#25D366; border-color:#25D366; color:#062910;
    box-shadow:0 0 20px rgba(37,211,102,0.35);
  }
  .btn-checkout:hover{box-shadow:0 0 30px rgba(37,211,102,0.55); background:#2be376;}

  /* ---------- how-to strip for category pages ---------- */
  .cat-info-strip{
    background:var(--surface);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:26px 0;
  }
  .cat-info-strip .wrap{
    display:flex; gap:36px; flex-wrap:wrap;
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    color:var(--text-soft);
  }
  .cat-info-strip strong{color:var(--cyan-bright); font-weight:500;}

  /* ---------- partners / security carousel ---------- */
  .partners-strip{
    background:var(--surface);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:44px 0 40px;
    overflow:hidden;
  }
  .partners-head{
    display:flex; flex-direction:column; gap:8px;
    margin-bottom:26px;
  }
  .partners-head p{color:var(--text-soft); font-size:14px; max-width:52ch;}
  .partners-track-wrap{
    overflow:hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  }
  .partners-track{
    display:inline-flex;
    align-items:center;
    gap:14px;
    animation: partners-scroll 26s linear infinite;
    width:max-content;
  }
  @keyframes partners-scroll{
    0%{transform:translateX(0);}
    100%{transform:translateX(-50%);}
  }
  .partner-badge{
    flex:none;
    display:flex; align-items:center; gap:9px;
    border:1px solid var(--line);
    border-radius:4px;
    padding:12px 20px;
    background:var(--surface-2);
    color:var(--text-soft);
    font-family:'Space Grotesk',sans-serif;
    font-weight:600;
    font-size:14.5px;
    white-space:nowrap;
    transition:border-color .2s ease, color .2s ease, box-shadow .2s ease;
  }
  .partner-badge:hover{
    border-color:var(--cyan-bright);
    color:var(--text);
    box-shadow:0 0 16px rgba(0,214,255,0.12);
  }
  .partner-badge.seal{
    color:var(--cyan-bright);
    font-family:'IBM Plex Sans',sans-serif;
    font-weight:500;
    font-size:13px;
  }
  .partner-badge.seal svg{width:20px; height:20px; flex:none;}
  .partner-badge.card{
    font-size:14px;
    letter-spacing:0.01em;
  }
  .partner-badge.card::before{
    content:"";
    width:6px; height:6px;
    border-radius:50%;
    background:var(--amber);
    box-shadow:0 0 8px var(--amber-glow);
  }