:root{
    --paper:#F7F8F6; --ink:#10233F; --ink-2:#3E4E62; --muted:#6B7A8C; --line:#D9DFE5; --panel:#FFFFFF; --panel-2:#EEF2F1;
    --accent:#0E8A7E; --accent-ink:#0B6E65; --accent-soft:#DDF0ED; --amber:#B8700F; --amber-soft:#FBF0DC; --red:#B42318; --red-soft:#FBE4E1;
    --shadow:0 10px 30px rgba(16,35,63,.10);
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --paper:#0F1A2B; --ink:#EDF1F5; --ink-2:#C4CED9; --muted:#8C9AAB; --line:#25334A; --panel:#172436; --panel-2:#1D2C40;
      --accent:#3FBDAE; --accent-ink:#6FD3C6; --accent-soft:#12312F; --amber:#E0A249; --amber-soft:#3A2B11; --red:#F08A80; --red-soft:#3D1A17;
      --shadow:0 10px 30px rgba(0,0,0,.4);
    }
  }
  :root[data-theme="dark"]{
    --paper:#0F1A2B; --ink:#EDF1F5; --ink-2:#C4CED9; --muted:#8C9AAB; --line:#25334A; --panel:#172436; --panel-2:#1D2C40;
    --accent:#3FBDAE; --accent-ink:#6FD3C6; --accent-soft:#12312F; --amber:#E0A249; --amber-soft:#3A2B11; --red:#F08A80; --red-soft:#3D1A17;
    --shadow:0 10px 30px rgba(0,0,0,.4);
  }
  *{box-sizing:border-box}
  body{margin:0;background:var(--paper);color:var(--ink);font-family:"IBM Plex Sans",system-ui,Segoe UI,Arial,sans-serif;font-size:17px;line-height:1.55;padding-inline:20px;padding-block:0 64px}
  .wrap{max-width:1080px;margin:0 auto}
  h1,h2,h3{font-family:"Familjen Grotesk","IBM Plex Sans",Arial,sans-serif;line-height:1.08;text-wrap:balance;margin:0}
  h1{font-size:clamp(34px,5vw,56px);font-weight:700;letter-spacing:-.01em}
  h2{font-size:clamp(26px,3.2vw,34px);font-weight:600;margin-bottom:20px}
  h3{font-size:21px;font-weight:600}
  p{margin:0}
  .mono{font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace}
  .eyebrow{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink)}
  a{color:var(--accent-ink)}
  header.top{display:flex;align-items:center;justify-content:space-between;padding-block:22px;border-bottom:1px solid var(--line)}
  .brand{font-family:"Familjen Grotesk",sans-serif;font-weight:700;font-size:20px;letter-spacing:.01em;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px}
  .brand i{width:12px;height:12px;background:var(--accent);border-radius:2px;display:inline-block}
  .top nav{display:flex;gap:22px;font-size:15px}
  .top nav a{color:var(--ink-2);text-decoration:none}
  .top nav a:hover,.top nav a:focus-visible{color:var(--accent-ink);text-decoration:underline}

  .hero{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center;padding-block:56px 40px}
  .hero .lead{font-size:19px;color:var(--ink-2);max-width:52ch;margin-top:18px}
  .cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;align-items:center}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:13px 20px;border-radius:6px;font-weight:600;font-size:16px;text-decoration:none;border:1.5px solid transparent;transition:transform .12s ease,background .12s ease}
  .btn:hover,.btn:focus-visible{transform:translateY(-1px)}
  .btn:focus-visible{outline:3px solid var(--accent-soft);outline-offset:2px}
  .btn-primary{background:var(--accent);color:#fff}
  .btn-primary:hover{background:var(--accent-ink)}
  .btn-ghost{border-color:var(--line);color:var(--ink);background:var(--panel)}
  .cta-row .hint{font-size:14px;color:var(--muted)}

  .qform{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:22px 24px;font-size:15px}
  .qform .qhead{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px dashed var(--line);padding-bottom:10px;margin-bottom:12px}
  .qform .qhead b{font-family:"Familjen Grotesk",sans-serif;font-size:16px}
  .qform .qhead span{color:var(--muted);font-size:12px}
  .q{display:grid;grid-template-columns:28px 1fr auto;gap:10px;align-items:start;padding-block:9px;border-bottom:1px solid var(--line)}
  .q:last-of-type{border-bottom:0}
  .q .n{color:var(--muted);font-size:12px;padding-top:3px}
  .q .a{display:flex;gap:8px;font-size:12px;white-space:nowrap}
  .q .a span{border:1px solid var(--line);border-radius:3px;padding:2px 7px;color:var(--muted)}
  .q .a span.yes{border-color:var(--accent);color:var(--accent-ink);background:var(--accent-soft);font-weight:600}
  .qform .foot{margin-top:12px;font-size:13px;color:var(--muted)}

  .band{display:flex;flex-wrap:wrap;gap:10px 28px;padding-block:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:14px;color:var(--ink-2)}
  .band span::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:8px;vertical-align:middle}

  section{padding-block:52px}
  .grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .card{background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column}
  .card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;border-bottom:1px solid var(--line)}
  .card .body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
  .card .id{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}
  .card .id .fmt{background:var(--panel-2);padding:2px 8px;border-radius:3px}
  .card ul{margin:0;padding-left:18px;color:var(--ink-2);font-size:15px;display:grid;gap:5px}
  .card .buy{margin-top:auto;display:flex;justify-content:space-between;align-items:center;padding-top:8px}
  .price{font-family:"Familjen Grotesk",sans-serif;font-size:26px;font-weight:700;font-variant-numeric:tabular-nums}
  .price small{font-size:13px;font-weight:500;color:var(--muted);margin-left:4px}

  .kit{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;background:var(--ink);color:#EDF1F5;border-radius:10px;padding:36px;margin-top:22px}
  :root[data-theme="dark"] .kit{background:var(--panel-2);}
  @media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .kit{background:var(--panel-2)}}
  .kit img{width:100%;border-radius:6px;display:block;box-shadow:var(--shadow)}
  .kit h3{font-size:30px;color:inherit}
  .kit p{color:inherit;opacity:.85;margin-top:12px}
  .kit .pr{display:flex;align-items:baseline;gap:14px;margin-top:20px}
  .kit .pr .price{font-size:38px;color:inherit}
  .kit .pr s{opacity:.6}
  .kit .pr .save{background:var(--accent);color:#fff;font-size:12px;font-weight:600;padding:3px 9px;border-radius:3px;letter-spacing:.06em}
  .kit .btn-primary{margin-top:22px}

  table{border-collapse:collapse;width:100%;font-size:15px}
  th{text-align:left;font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:500;padding:8px 10px;border-bottom:2px solid var(--line)}
  td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2)}
  td:first-child{color:var(--ink);font-weight:500;white-space:nowrap}
  .tbl{overflow-x:auto}
  .two{display:grid;grid-template-columns:1fr 1fr;gap:40px}
  .who{display:grid;gap:14px}
  .who div{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start}
  .who .t{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--accent-ink);padding-top:4px;white-space:nowrap}
  details{border-top:1px solid var(--line);padding-block:14px}
  details:last-of-type{border-bottom:1px solid var(--line)}
  summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
  summary::after{content:"+";color:var(--muted);font-weight:400}
  details[open] summary::after{content:"–"}
  details p{margin-top:10px;color:var(--ink-2);max-width:70ch}
  .author{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:22px}
  .author .mark{width:52px;height:52px;border-radius:6px;background:var(--accent-soft);color:var(--accent-ink);display:grid;place-items:center;font-family:"Familjen Grotesk",sans-serif;font-weight:700;font-size:20px}
  footer{border-top:1px solid var(--line);padding-top:22px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}

  @media (max-width:820px){
    .hero,.kit,.two{grid-template-columns:1fr}
    .grid3{grid-template-columns:1fr}
    .top nav{display:none}
    .hero{padding-block:36px 28px}
  }
  @media (prefers-reduced-motion:reduce){.btn{transition:none}.btn:hover{transform:none}}
.article{max-width:720px;margin:0 auto;padding-block:40px}
.article h1{margin-top:10px}
.article h2{margin-top:44px;margin-bottom:12px;font-size:26px}
.article p,.article li{color:var(--ink-2);font-size:17px;line-height:1.65}
.article p{margin-bottom:18px}
.article ul,.article ol{padding-left:22px;margin:0 0 18px}
.article li{margin-bottom:8px}
.article .lede{font-size:20px;color:var(--ink-2);margin:14px 0 26px}
.callout{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:6px;padding:18px 20px;margin:28px 0}
.callout b{display:block;margin-bottom:6px}
.article table{margin:10px 0 24px}
.meta{font-size:13px;color:var(--muted)}
.more{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.more a{display:block;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px;text-decoration:none;color:var(--ink);font-weight:600;font-size:15px}
.more a span{display:block;font-weight:400;color:var(--muted);font-size:13px;margin-top:6px}
@media (max-width:820px){.more{grid-template-columns:1fr}}