/* Palette A, Pure Monochrome (see brand book) */
  :root{
    --ink:#0D0D0D; --white:#FFFFFF; --paper:#F4F4F2; --grey:#8A8A85; --muted:#5C5C57; --line:#E2E2DD;
    --display:"Jost","Futura","Century Gothic",system-ui,sans-serif;
    --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
    --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;scroll-padding-top:80px}
  body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .wrap{max-width:1200px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right))}
  h1,h2,h3{font-family:var(--display);font-weight:300;line-height:1.08;letter-spacing:-.01em;text-wrap:balance}
  .label{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--grey)}
  .logo-svg{height:15px;width:auto;color:var(--ink);display:block}
  :focus-visible{outline:2px solid var(--ink);outline-offset:3px}

  .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--ink);color:var(--white);padding:14px 26px;font-family:var(--body);font-size:13px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;border:1px solid var(--ink);cursor:pointer;transition:background .2s,color .2s}
  .btn:hover{background:var(--white);color:var(--ink)}
  .btn.ghost{background:transparent;color:var(--ink)}
  .btn.ghost:hover{background:var(--ink);color:var(--white)}

  /* Header */
  header{position:sticky;top:0;z-index:20;background:rgba(244,244,242,.92);backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid var(--line)}
  nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
  .links{display:flex;gap:30px;font-size:14px;color:var(--muted)}
  .links a:hover{color:var(--ink)}
  nav .btn{padding:10px 18px;font-size:11px}

  /* Hero */
  .hero{padding-block:56px 64px}
  .hero-top{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:24px 64px;align-items:end;margin-bottom:44px}
  .hero h1{font-size:clamp(46px,7vw,100px);margin-top:18px}
  .hero p.lead{font-size:18px;color:var(--muted);max-width:32em;margin-bottom:28px}
  .actions{display:flex;gap:12px;flex-wrap:wrap}
  .hero figure{aspect-ratio:16/10;overflow:hidden;background:#ebebe8}
  .hero figure img{width:100%;height:100%;object-fit:cover}

  /* Trust strip */
  .trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white)}
  .trust .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
  .trust div.item{padding:26px 24px;border-left:1px solid var(--line);display:grid;gap:4px}
  .trust div.item:first-child{border-left:0;padding-left:0}
  .trust b{font-family:var(--display);font-weight:400;font-size:22px;line-height:1.2}
  .trust span{font-size:14px;color:var(--muted)}

  section{padding-block:104px}
  .head{display:grid;gap:14px;max-width:660px;margin-bottom:44px}
  .head h2{font-size:clamp(36px,4.8vw,60px)}
  .head p{color:var(--muted);font-size:17px}

  /* Device filter */
  .filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
  .filter button{font-family:var(--body);font-size:14px;padding:9px 16px;background:transparent;border:1px solid var(--line);color:var(--muted);cursor:pointer;transition:.2s}
  .filter button:hover{border-color:var(--ink);color:var(--ink)}
  .filter button[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--white)}

  /* Devices */
  .devices{display:grid;gap:24px}
  .device{background:var(--white);display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr)}
  .device .pic{display:flex;align-items:center;justify-content:center;border-right:1px solid var(--line);min-height:420px;background:#ebebe8;overflow:hidden}
  .device .pic img{width:100%;height:100%;object-fit:cover}
  .device .pic.dark{padding:32px}
  .device .pic.dark{background:var(--ink);color:var(--white);flex-direction:column;align-items:stretch;justify-content:center;gap:18px}
  .pic.dark .label{color:#9c9c96}
  .pic.dark ol{list-style:none;columns:2;column-gap:20px;font-size:14px}
  .pic.dark li{padding:7px 0;border-top:1px solid #2a2a28;break-inside:avoid;display:flex;gap:10px}
  .pic.dark li span{font-family:var(--mono);font-size:11px;color:#8a8a85;padding-top:3px}
  .pic.dark .big{font-family:var(--display);font-weight:300;font-size:64px;line-height:1}
  .device .info{padding:44px;display:flex;flex-direction:column;gap:16px;min-width:0}
  .device h3{font-size:clamp(30px,3.2vw,40px)}
  .device .info > p{color:var(--muted)}
  .uses{display:flex;flex-wrap:wrap;gap:6px;list-style:none}
  .uses li{font-size:13px;background:var(--paper);padding:5px 11px}
  dl.specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:28px}
  dl.specs div{border-top:1px solid var(--line);padding:11px 0;display:grid;gap:2px}
  dt{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--grey)}
  dd{font-family:var(--mono);font-size:14px;font-variant-numeric:tabular-nums}
  details.more{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  details.more summary{list-style:none;cursor:pointer;padding:14px 0;font-size:14px;font-weight:500;display:flex;justify-content:space-between;gap:16px}
  details.more summary::-webkit-details-marker{display:none}
  details.more summary::after{content:"+";font-family:var(--mono);color:var(--grey)}
  details.more[open] summary::after{content:"−"}
  details.more dl{padding-bottom:10px}
  details.more dl div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:14px;padding:9px 0;border-top:1px solid var(--line)}
  details.more dd{font-family:var(--body);font-size:14px;color:var(--muted)}
  .device .cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
  .device[hidden]{display:none}

  /* Business case */
  .roi{background:var(--white);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .roi form{padding:40px;display:grid;gap:18px;border-right:1px solid var(--line)}
  .roi label{display:grid;gap:8px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--grey)}
  .field{display:flex;align-items:center;border:1px solid var(--line);background:var(--paper)}
  .field span{padding:0 0 0 14px;font-family:var(--mono);color:var(--muted)}
  .field input{flex:1;min-width:0;border:0;background:transparent;font-family:var(--mono);font-size:17px;padding:13px 14px;color:var(--ink)}
  .field input:focus{outline:none}
  .field:focus-within{outline:1px solid var(--ink)}
  .roi .out{padding:40px;display:grid;gap:22px;align-content:center;background:var(--ink);color:var(--white)}
  .roi .out .label{color:#9c9c96}
  .roi .result{font-family:var(--display);font-weight:300;font-size:clamp(56px,8vw,96px);line-height:1}
  .roi .rows{display:grid;font-family:var(--mono);font-size:14px}
  .roi .rows div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid #2a2a28}
  .roi small{color:#9c9c96;font-size:13px}

  /* Training */
  .train{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 64px;align-items:start}
  .compare{display:grid;grid-template-columns:1fr 1fr;margin-top:8px;border:1px solid var(--line)}
  .compare div{padding:22px;display:grid;gap:6px;align-content:start}
  .compare div:first-child{color:var(--muted)}
  .compare div:last-child{background:var(--ink);color:var(--white)}
  .compare b{font-family:var(--display);font-weight:400;font-size:22px}
  .tfacts div{border-top:1px solid var(--line);padding:15px 0;display:grid;grid-template-columns:180px minmax(0,1fr);gap:16px}
  .tfacts div:last-of-type{border-bottom:1px solid var(--line)}
  .train .btn{margin-top:22px}

  /* Finance & family cards */
  .pay,.family{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);background:var(--white)}
  .pay > div,.family > div{padding:32px;display:grid;gap:10px;align-content:start;border-left:1px solid var(--line)}
  .pay > div:first-child,.family > div:first-child{border-left:0}
  .pay h3,.family h3{font-size:28px}
  .pay p,.family p{color:var(--muted);font-size:15px}
  .pay .on,.family .on{background:var(--ink);color:var(--white);border-color:var(--ink)}
  .pay .on p,.family .on p,.pay .on .label,.family .on .label{color:#b5b4ae}
  p.small{font-size:13px;color:var(--grey);margin-top:16px;max-width:80ch}

  /* FAQ */
  .faq{border-top:1px solid var(--line)}
  .faq details{border-bottom:1px solid var(--line)}
  .faq summary{list-style:none;cursor:pointer;padding:22px 0;display:flex;justify-content:space-between;gap:20px;font-family:var(--display);font-size:22px;font-weight:400}
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::after{content:"+";font-family:var(--mono);font-weight:400;color:var(--grey);transition:transform .2s}
  .faq details[open] summary::after{transform:rotate(45deg)}
  .faq p{padding:0 0 24px;color:var(--muted);max-width:70ch}

  /* Contact */
  .contact{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px}
  .clist{list-style:none}
  .clist li{padding:16px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px}
  .clist span{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);padding-top:4px}
  .quote{background:var(--white);padding:36px;display:grid;gap:18px}
  .quote label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);display:grid;gap:8px}
  .quote input,.quote select,.quote textarea{font-family:var(--body);font-size:16px;padding:13px 14px;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:0;width:100%}
  .quote input:focus,.quote select:focus,.quote textarea:focus{outline:1px solid var(--ink)}
  .quote textarea{min-height:110px;resize:vertical}
  .quote .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
  .sent.err{border-color:#b3261e}
  .clist address{font-style:normal;text-align:right}
  footer a:hover{color:var(--ink)}
  .clist a{border-bottom:1px solid var(--line)}
  .clist a:hover{border-color:var(--ink)}
  .quote .two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .sent{font-size:15px;padding:14px;background:var(--paper);border-left:2px solid var(--ink)}

  footer{border-top:1px solid var(--line);padding-block:40px;font-size:14px;color:var(--muted)}
  footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}

  .menu-btn{display:none;width:44px;height:44px;margin-right:-10px;background:transparent;border:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:7px}
  .menu-btn span{display:block;width:22px;height:1.5px;background:var(--ink);transition:transform .2s}
  header.open .menu-btn span:first-child{transform:translateY(4.25px) rotate(45deg)}
  header.open .menu-btn span:last-child{transform:translateY(-4.25px) rotate(-45deg)}
  @media (max-width:980px){
    .menu-btn{display:inline-flex}
    nav .btn{margin-left:auto}
    .links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:4px max(20px,env(safe-area-inset-right)) 16px max(20px,env(safe-area-inset-left));box-shadow:0 18px 30px -18px rgba(0,0,0,.18)}
    header.open .links{display:flex}
    .links a{padding:16px 0;border-bottom:1px solid var(--line);font-family:var(--display);font-size:22px;color:var(--ink)}
    .links a:last-child{border-bottom:0}
    .hero-top,.device,.roi,.train,.contact{grid-template-columns:minmax(0,1fr)}
    .hero{padding-block:36px 44px}
    .hero-top{margin-bottom:28px}
    .trust .wrap{grid-template-columns:1fr 1fr}
    .trust div.item{border-left:0;padding-left:0;border-top:1px solid var(--line)}
    .trust div.item:nth-child(-n+2){border-top:0}
    .device .pic{border-right:0;border-bottom:1px solid var(--line);min-height:0;aspect-ratio:4/5}
    .device .pic.dark{aspect-ratio:auto;padding:28px}
    .device .info{padding:28px 22px}
    .roi form{border-right:0;padding:28px 22px}
    .roi .out{padding:28px 22px}
    .pay,.family{grid-template-columns:minmax(0,1fr)}
    .pay > div,.family > div{border-left:0;border-top:1px solid var(--line);padding:26px 22px}
    .pay > div:first-child,.family > div:first-child{border-top:0}
    section{padding-block:72px}
  }
  @media (max-width:520px){
    .quote .two,.compare{grid-template-columns:minmax(0,1fr)}
    dl.specs{column-gap:18px}
    dl.specs dd{font-size:13px}
    .pic.dark ol{columns:1}
    details.more dl div{grid-template-columns:1fr;gap:2px}
    .tfacts div{grid-template-columns:1fr;gap:2px}
    nav .btn{padding:9px 14px;font-size:10.5px;letter-spacing:.12em}
    .logo-svg{height:13px}
    .quote{padding:24px 18px}
  }
  @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}


  /* ---------- Device pages ---------- */
  .crumbs{justify-content:flex-start;height:auto;align-items:baseline;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--grey);padding-block:22px 0;display:flex;gap:10px;flex-wrap:wrap}
  .crumbs a:hover{color:var(--ink)}
  .d-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;align-items:center;padding-block:36px 64px}
  .d-hero h1{font-size:clamp(40px,5.4vw,72px);margin:16px 0 20px}
  .d-hero p.lead{font-size:18px;color:var(--muted);max-width:34em;margin-bottom:22px}
  .d-hero .uses{margin-bottom:30px}
  .d-hero .uses li{background:var(--white)}
  .d-hero .shot{background:#ebebe8;aspect-ratio:4/5;overflow:hidden}
  .d-hero .shot img{width:100%;height:100%;object-fit:cover}
  .gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding-block:56px 0}
  .gallery figure{background:#ebebe8;aspect-ratio:4/5;overflow:hidden}
  .gallery img{width:100%;height:100%;object-fit:cover}
  .gallery figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);padding-top:10px}
  .d-hero .pic.dark{padding:36px;display:flex;flex-direction:column;gap:18px;justify-content:center;background:var(--ink);color:var(--white)}
  .facts{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .facts .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
  .facts .f{padding:28px 24px;border-left:1px solid var(--line);display:grid;gap:6px}
  .facts .f:first-child{border-left:0;padding-left:0}
  .facts b{font-family:var(--display);font-weight:300;font-size:clamp(30px,3.4vw,44px);line-height:1}
  .facts span{font-size:14px;color:var(--muted)}
  .d-sec{padding-block:0}
  .d-sec .wrap > div{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.6fr);gap:24px 56px;padding-block:56px;border-bottom:1px solid var(--line)}
  .d-sec h2{font-size:clamp(28px,3vw,38px)}
  .d-sec .prose{display:grid;gap:16px;color:var(--muted);font-size:17px;max-width:66ch}
  .d-sec dl.rows div{display:grid;grid-template-columns:200px minmax(0,1fr);gap:20px;padding:14px 0;border-top:1px solid var(--line)}
  .d-sec dl.rows div:first-child{border-top:0;padding-top:0}
  .d-sec dl.rows dt{padding-top:3px}
  .d-sec dl.rows dd{font-family:var(--body);font-size:16px;color:var(--ink)}
  .d-sec dl.rows.spec dd{font-family:var(--mono);font-size:14px}
  .d-sec ul.ticks{list-style:none;display:grid;gap:0}
  .d-sec ul.ticks li{padding:13px 0 13px 28px;border-top:1px solid var(--line);position:relative}
  .d-sec ul.ticks li:first-child{border-top:0;padding-top:0}
  .d-sec ul.ticks li::before{content:"";position:absolute;left:0;top:22px;width:12px;height:1px;background:var(--ink)}
  .d-sec ul.ticks li:first-child::before{top:13px}
  .note{font-size:13px;color:var(--grey);margin-top:18px;max-width:70ch}
  .duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);background:var(--white)}
  .duo a{padding:32px;display:grid;gap:10px;border-left:1px solid var(--line);transition:background .2s,color .2s}
  .duo a:first-child{border-left:0}
  .duo a:hover{background:var(--ink);color:var(--white)}
  .duo h3{font-size:26px}
  .duo p{color:var(--muted);font-size:15px}
  .duo a:hover p,.duo a:hover .label{color:#b5b4ae}
  .others{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);background:var(--white)}
  .others a{padding:24px;display:grid;gap:6px;border-left:1px solid var(--line);transition:background .2s,color .2s}
  .others a:first-child{border-left:0}
  .others a:hover{background:var(--ink);color:var(--white)}
  .others b{font-family:var(--display);font-weight:400;font-size:20px;line-height:1.2}
  .device h3 a:hover{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}
  .textlink{font-size:14px;font-weight:500;align-self:center;border-bottom:1px solid var(--ink);padding-bottom:2px}
  .textlink:hover{color:var(--muted);border-color:var(--muted)}
  @media (max-width:980px){
    .d-hero{grid-template-columns:minmax(0,1fr);gap:28px;padding-block:24px 44px}
    .gallery{gap:10px;padding-block:36px 0}
    .facts .wrap{grid-template-columns:1fr 1fr}
    .facts .f{border-left:0;padding-left:0;border-top:1px solid var(--line)}
    .facts .f:nth-child(-n+2){border-top:0}
    .d-sec .wrap > div{grid-template-columns:minmax(0,1fr);padding-block:40px;gap:18px}
    .others{grid-template-columns:1fr 1fr}
    .others a{border-left:0;border-top:1px solid var(--line)}
    .others a:nth-child(-n+2){border-top:0}
  }
  @media (max-width:520px){
    .d-sec dl.rows div{grid-template-columns:1fr;gap:2px}
    .duo,.others{grid-template-columns:minmax(0,1fr)}
    .duo a{border-left:0;border-top:1px solid var(--line)}
    .duo a:first-child{border-top:0}
    .others a:nth-child(2){border-top:1px solid var(--line)}
  }

  /* ---------- Phone refinements ---------- */
  @media (max-width:980px){
    .trust div.item{padding:20px 16px 20px 0}
    .trust b{font-size:19px}
    .trust span{font-size:13px}
    .filter{flex-wrap:nowrap;overflow-x:auto;margin-inline:-20px;padding-inline:20px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
    .filter::-webkit-scrollbar{display:none}
    .filter button{flex:none;min-height:44px}
    .device .cta{flex-direction:column;align-items:stretch;gap:14px}
    .device .cta .textlink{align-self:flex-start;padding-block:8px 4px}
    .head{margin-bottom:32px}
  }
  @media (max-width:520px){
    .hero h1{font-size:44px}
    .hero p.lead{font-size:17px;margin-bottom:26px}
    .actions{display:grid;grid-template-columns:1fr;gap:10px}
    .actions .btn{width:100%}
    .hero figure{aspect-ratio:16/10;margin-inline:-20px}
    section{padding-block:60px}
    .devices{gap:16px}
    .device .info{padding:24px 18px;gap:14px}
    .device .pic.dark{padding:20px}
    .pic.dark ol{columns:2;column-gap:16px;font-size:13px}
    .pic.dark .big{font-size:48px}
    .roi .result{font-size:56px}
    .faq summary{font-size:19px;padding:18px 0}
    .btn{padding:15px 22px}
    footer .wrap{flex-direction:column;align-items:flex-start}
    .d-hero h1{font-size:38px}
    .facts .f{padding:20px 14px 20px 0}
    .facts b{font-size:28px}
    .others b{font-size:18px}
  }