:root{
    --char:#1b1c1a;
    --char-2:#232420;
    --slate:#2c2d29;
    --line:#3a3b36;
    --hivis:#ffcf02;
    --hivis-dk:#d9af00;
    --cast:#e9e6dd;
    --cast-dim:#b7b4aa;
    --grit:#8f8c82;
    --radius:4px;
    --wrap:1160px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--char);color:var(--cast);
    font-family:'Barlow',system-ui,sans-serif;font-size:17px;line-height:1.65;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3{font-family:'Barlow Condensed','Barlow',sans-serif;line-height:1.02;margin:0;font-weight:700;letter-spacing:.005em}
  a{color:inherit;text-decoration:none}
  p{margin:0 0 1rem}
  .wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
  .hivis{color:var(--hivis)}

  .stripe{height:8px;background:repeating-linear-gradient(-45deg,var(--hivis) 0 22px,var(--char) 22px 44px)}

  /* header */
  header{position:sticky;top:0;z-index:40;background:rgba(23,24,22,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
  .bar{display:flex;align-items:center;gap:20px;height:70px}
  .brand{display:flex;align-items:center;gap:12px}
  .brand img{width:46px;height:46px;border-radius:50%;display:block}
  .brand b{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:23px;letter-spacing:.03em;text-transform:uppercase;line-height:1}
  .brand b span{color:var(--hivis)}
  nav.main{display:flex;gap:26px;margin-left:auto;font-size:15px;font-weight:500}
  nav.main a{color:var(--cast-dim);padding:6px 0;border-bottom:2px solid transparent}
  nav.main a:hover{color:var(--cast);border-color:var(--hivis)}
  .btn{display:inline-block;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:16px;letter-spacing:.04em;text-transform:uppercase;padding:11px 20px;border-radius:var(--radius);border:2px solid transparent;cursor:pointer}
  .btn-hivis{background:var(--hivis);color:#1b1c1a;border-color:var(--hivis)}
  .btn-hivis:hover{background:#ffd633}
  .btn-ghost{border-color:var(--grit);color:var(--cast)}
  .btn-ghost:hover{border-color:var(--cast)}
  .header-cta{margin-left:4px}

  /* hero */
  .hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
  .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:76px 0 84px}
  .hero h1{font-size:clamp(44px,6.4vw,90px);text-transform:uppercase}
  .hero h1 em{font-style:normal;color:var(--hivis)}
  .lede{font-size:20px;color:var(--cast-dim);max-width:34ch;margin:22px 0 30px}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap}
  .hero-media{position:relative;justify-self:center}
  .hero-media img{width:min(430px,80vw);height:auto;display:block;filter:drop-shadow(0 30px 40px rgba(0,0,0,.55))}
  .weight-tag{position:absolute;right:2%;top:8%;background:var(--hivis);color:#1b1c1a;font-family:'Barlow Condensed',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:.03em;border-radius:50%;width:96px;height:96px;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1;transform:rotate(-8deg)}
  .weight-tag b{font-size:30px}
  .weight-tag small{font-size:12px;letter-spacing:.08em}

  /* trust strip */
  .trust{background:var(--char-2);border-bottom:1px solid var(--line)}
  .trust ul{display:flex;flex-wrap:wrap;gap:8px 36px;list-style:none;margin:0;padding:20px 0;justify-content:center;font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.05em;font-size:16px;color:var(--cast-dim)}
  .trust li{display:flex;align-items:center;gap:9px}
  .dot{width:7px;height:7px;background:var(--hivis);border-radius:50%;flex:none}

  section{padding:78px 0}
  .sec-head{max-width:60ch;margin-bottom:40px}
  .sec-head h2{font-size:clamp(32px,4.4vw,52px);text-transform:uppercase}
  .sec-head p{color:var(--cast-dim);font-size:19px;margin-top:14px}

  /* applications */
  .apps{background:var(--char-2)}
  .app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
  .app{background:var(--char);padding:26px 22px 24px;min-height:172px;display:flex;flex-direction:column;position:relative;transition:background .15s}
  .app:hover{background:var(--slate)}
  .app h3{font-size:23px;text-transform:uppercase;color:var(--cast)}
  .app p{font-size:14.5px;color:var(--cast-dim);margin:9px 0 0}
  .app .go{margin-top:auto;padding-top:14px;font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.05em;font-size:14px;color:var(--hivis);opacity:0;transform:translateY(4px);transition:.15s}
  .app:hover .go{opacity:1;transform:none}
  .app .idx{position:absolute;top:20px;right:20px;font-family:'Barlow Condensed',sans-serif;font-size:14px;color:var(--grit)}

  /* product / spec */
  .prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
  .spec{border:1px solid var(--line);border-radius:6px;overflow:hidden}
  .spec .row{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
  .spec .row:last-child{border-bottom:0}
  .spec .k{padding:14px 18px;color:var(--cast-dim);font-size:15px;border-right:1px solid var(--line);background:var(--char-2)}
  .spec .v{padding:14px 18px;font-weight:500}
  .feat{list-style:none;margin:0;padding:0}
  .feat li{padding:16px 0 16px 30px;border-bottom:1px solid var(--line);position:relative;color:var(--cast-dim)}
  .feat li:last-child{border-bottom:0}
  .feat li b{color:var(--cast);font-weight:600}
  .feat li::before{content:"";position:absolute;left:0;top:22px;width:12px;height:12px;background:var(--hivis);clip-path:polygon(0 0,100% 50%,0 100%)}
  .note{font-size:13.5px;color:var(--grit);border-left:2px solid var(--hivis-dk);padding:8px 0 8px 14px;margin-top:18px}

  /* versus */
  .versus{background:var(--char-2)}
  .vcards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .vcard{background:var(--char);border:1px solid var(--line);border-radius:6px;padding:26px 24px}
  .vcard.win{border-color:var(--hivis)}
  .vcard h3{font-size:22px;text-transform:uppercase;margin-bottom:6px}
  .vcard.win h3{color:var(--hivis)}
  .vcard p{font-size:15px;color:var(--cast-dim);margin:0}

  /* trade band */
  .band{background:var(--hivis);color:#1b1c1a}
  .band .wrap{display:flex;align-items:center;gap:30px;padding:44px 24px;flex-wrap:wrap}
  .band h2{font-size:clamp(30px,4vw,46px);text-transform:uppercase;flex:1 1 380px}
  .band p{margin:8px 0 0;font-size:18px;max-width:46ch;font-weight:500}
  .band .btn-dark{background:#1b1c1a;color:var(--hivis);border-color:#1b1c1a}
  .band .btn-dark:hover{background:#000}

  /* faq */
  .faq details{border-bottom:1px solid var(--line);padding:6px 0}
  .faq summary{list-style:none;cursor:pointer;padding:18px 40px 18px 0;position:relative;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:21px;text-transform:uppercase;letter-spacing:.01em}
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::after{content:"+";position:absolute;right:6px;top:15px;color:var(--hivis);font-size:26px;font-weight:400}
  .faq details[open] summary::after{content:"\2212"}
  .faq .ans{padding:0 40px 18px 0;color:var(--cast-dim)}
  .faq .ans p{margin:0}

  /* footer */
  footer{background:var(--char-2);border-top:1px solid var(--line);padding:54px 0 28px;font-size:15px}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
  footer h4{font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.05em;font-size:16px;color:var(--cast);margin:0 0 14px}
  footer ul{list-style:none;margin:0;padding:0}
  footer li{margin:0 0 9px}
  footer a{color:var(--cast-dim)}
  footer a:hover{color:var(--hivis)}
  .foot-brand p{color:var(--cast-dim);max-width:32ch;margin-top:14px;font-size:14.5px}
  .foot-family{margin-top:16px;font-size:14px;color:var(--grit)}
  .foot-family a{color:var(--cast)}
  .foot-bottom{border-top:1px solid var(--line);margin-top:38px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--grit);font-size:13.5px}

  @media(max-width:900px){
    nav.main{display:none}
    .hero-grid,.prod-grid{grid-template-columns:1fr;gap:36px}
    .hero-media{order:-1}
    .app-grid{grid-template-columns:repeat(2,1fr)}
    .vcards{grid-template-columns:1fr}
    .foot-grid{grid-template-columns:1fr 1fr}
  }
  @media(max-width:560px){
    .app-grid{grid-template-columns:1fr}
    .foot-grid{grid-template-columns:1fr}
    .app .go{opacity:1;transform:none}
  }
  @media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}

  .weight-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
  .weight-card{background:var(--char-2);border:1px solid var(--line);border-radius:12px;padding:24px 22px}
  .weight-card.feature{border-color:var(--hivis)}
  .weight-card h3{font-size:26px;text-transform:uppercase;color:var(--hivis);margin:0 0 4px}
  .weight-card .lead{color:var(--cast-dim);font-size:14.5px;margin:0 0 16px}
  .weight-card ul{list-style:none;margin:0;padding:0}
  .weight-card li{display:flex;justify-content:space-between;align-items:baseline;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
  .weight-card li:last-child{border-bottom:0}
  .weight-card li .tot{color:var(--cast-dim);margin-left:auto;font-size:13.5px}
  .weight-card li .pr{color:var(--hivis);font-family:'Barlow Condensed',sans-serif;font-weight:600;white-space:nowrap;min-width:64px;text-align:right}
  @media(max-width:900px){.weight-wrap{grid-template-columns:1fr}}