:root{
    --ink:#10202F; --ink-2:#1B3448; --ink-3:#2A4A63;
    --blue:#0B6FA4; --blue-lt:#4FB3E8; --amber:#D9992B;
    --paper:#FFFFFF; --mist:#F4F7F9; --line:#E2E8ED; --muted:#5C6E7E;
    --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
    --wrap:1120px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0; background:var(--paper); color:var(--ink);
    font-family:var(--sans); font-size:17px; line-height:1.65;
    -webkit-font-smoothing:antialiased;
  }
  .wrap{max-width:var(--wrap); margin:0 auto; padding:0 28px}
  a{color:var(--blue); text-decoration:none}
  a:hover{text-decoration:underline}
  h1,h2,h3{line-height:1.15; letter-spacing:-0.02em; margin:0}
  h1{font-size:clamp(34px,5.2vw,54px); font-weight:800}
  h2{font-size:clamp(26px,3.4vw,36px); font-weight:700}
  h3{font-size:19px; font-weight:700; letter-spacing:-0.01em}
  p{margin:0 0 1em}

  /* the mono label that runs above every section — the developer texture */
  .label{
    font-family:var(--mono); font-size:12px; font-weight:700;
    letter-spacing:.18em; text-transform:uppercase; color:var(--blue);
    margin:0 0 14px; display:flex; align-items:center; gap:10px;
  }
  .label::before{content:""; width:22px; height:2px; background:var(--amber)}
  .on-dark .label{color:var(--blue-lt)}

  /* ---------------------------------------------------------------- header */
  header.site{
    position:sticky; top:0; z-index:50; background:var(--ink);
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  header.site .bar{display:flex; align-items:center; gap:28px; height:76px}
  .brand{display:flex; align-items:center; gap:13px; flex-shrink:0}
  .brand svg{display:block}
  .brand .name{font-weight:800; font-size:21px; color:#fff; letter-spacing:-0.02em}
  .brand .name em{font-style:normal; font-family:var(--mono); font-weight:700;
    font-size:18px; color:var(--blue-lt); margin-left:7px}
  nav.main{margin-left:auto; display:flex; align-items:center; gap:26px}
  nav.main a{
    color:rgba(255,255,255,.78); font-size:14.5px; font-weight:500; letter-spacing:.01em;
  }
  nav.main a:hover{color:#fff; text-decoration:none}
  .btn{
    display:inline-flex; align-items:center; gap:8px; border-radius:7px;
    font-weight:600; font-size:15px; padding:11px 20px; border:1px solid transparent;
    transition:background .15s, border-color .15s, color .15s;
  }
  .btn:hover{text-decoration:none}
  .btn-primary{background:var(--blue); color:#fff}
  .btn-primary:hover{background:#0a5f8d}
  .btn-ghost{border-color:rgba(255,255,255,.28); color:#fff}
  .btn-ghost:hover{border-color:#fff; background:rgba(255,255,255,.07)}
  .btn-line{border-color:var(--line); color:var(--ink); background:#fff}
  .btn-line:hover{border-color:var(--ink-3)}
  .menu-toggle{display:none}

  /* ------------------------------------------------------------------ hero */
  .hero{background:var(--ink); color:#fff; padding:74px 0 84px; position:relative; overflow:hidden}
  .hero::after{ /* a faint ledger rule, set in the background */
    content:""; position:absolute; inset:auto 0 0 0; height:1px;
    background:linear-gradient(90deg,transparent,rgba(79,179,232,.35),transparent);
  }
  .hero .grid{display:grid; grid-template-columns:1.25fr .85fr; gap:64px; align-items:center}
  .hero h1{color:#fff}
  .hero h1 .accent{
    display:block; color:var(--blue-lt);
  }
  .hero .lede{
    font-size:19.5px; color:rgba(255,255,255,.76); margin:22px 0 30px; max-width:35em;
  }
  .cta-row{display:flex; flex-wrap:wrap; gap:12px; margin-bottom:38px}
  .creds{
    display:flex; flex-wrap:wrap; gap:24px 34px; padding-top:26px;
    border-top:1px solid rgba(255,255,255,.13);
  }
  .cred .n{font-family:var(--mono); font-weight:700; font-size:25px; color:var(--amber)}
  .cred .t{font-size:13.5px; color:rgba(255,255,255,.6); line-height:1.4}

  /* the portrait, framed with the accountant's double rule beneath it */
  .portrait{position:relative; isolation:isolate}
  .portrait img{
    display:block; width:100%; height:auto; border-radius:10px;
    box-shadow:0 26px 60px rgba(0,0,0,.42); position:relative; z-index:1;
  }
  /* an offset rule behind the photograph, echoing the mark */
  .portrait::before{
    content:""; position:absolute; left:-16px; top:-16px; right:36px; bottom:auto;
    height:220px; border:1px solid rgba(79,179,232,.45);
    border-right:0; border-bottom:0; border-radius:10px 0 0 0; z-index:0;
  }
  .portrait .cap{
    margin-top:20px; font-family:var(--mono); font-size:12.5px; letter-spacing:.06em;
    color:rgba(255,255,255,.62);
  }
  .portrait .cap b{color:#fff; font-weight:700; display:block; letter-spacing:.02em;
    font-family:var(--sans); font-size:15px; margin-bottom:3px}
  .rule2{margin-top:14px}
  .rule2 span{display:block; height:2px; background:var(--amber); border-radius:1px}
  .rule2 span+span{margin-top:3px}

  /* --------------------------------------------------------------- sections */
  section{padding:82px 0}
  section.mist{background:var(--mist); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
  section.dark{background:var(--ink-2); color:#fff}
  .section-head{max-width:640px; margin-bottom:44px}
  /* a section whose label stands alone needs less air under it than one with a heading */
  .section-head.label-only{margin-bottom:30px}
  .section-head.label-only .label{margin-bottom:0}
  .section-head p{color:var(--muted); font-size:18px; margin:14px 0 0}
  .dark .section-head p{color:rgba(255,255,255,.7)}

  .cards{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
  .cards.two{grid-template-columns:repeat(2,1fr)}
  .card{
    background:#fff; border:1px solid var(--line); border-radius:12px; padding:28px 26px 26px;
    display:flex; flex-direction:column;
  }
  .mist .card{background:#fff}
  .card .ico{margin-bottom:16px}
  .card h3{margin-bottom:9px}
  .card p{color:var(--muted); font-size:15.5px; margin:0}
  .card ul{margin:12px 0 0; padding-left:0; list-style:none; font-size:15px; color:var(--muted)}
  .card ul li{padding-left:18px; position:relative; margin-bottom:5px}
  .card .qualifier{
    margin:14px 0 0; padding-top:12px; border-top:1px solid var(--line);
    font-size:14px; color:var(--muted);
  }
  .card ul li::before{
    content:""; position:absolute; left:0; top:.62em; width:7px; height:7px;
    border-radius:2px; background:var(--amber);
  }

  /* tools list, on the dark band */
  .tools{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
  .tool{
    border:1px solid rgba(255,255,255,.16); border-radius:11px; padding:22px 22px 20px;
    background:rgba(255,255,255,.04);
  }
  .tool h3{color:#fff; font-size:17px; margin-bottom:7px}
  .tool p{color:rgba(255,255,255,.66); font-size:14.5px; margin:0}
  .tool .tag{
    font-family:var(--mono); font-size:10.5px; font-weight:700; letter-spacing:.14em;
    color:var(--amber); text-transform:uppercase; display:block; margin-bottom:10px;
  }

  /* taxtraks callout */
  .callout{
    display:grid; grid-template-columns:1fr auto; gap:40px; align-items:center;
    border:1px solid var(--line); border-left:4px solid var(--amber);
    border-radius:12px; background:#fff; padding:34px 36px;
  }
  .callout h3{font-size:22px; margin-bottom:10px}
  .callout p{color:var(--muted); margin:0; max-width:52em}

  /* field notes */
  .notes{display:grid; grid-template-columns:repeat(2,1fr); gap:22px}
  .note{
    border:1px solid var(--line); border-radius:12px; padding:26px; background:#fff;
  }
  .note .meta{
    font-family:var(--mono); font-size:11.5px; letter-spacing:.12em; text-transform:uppercase;
    color:var(--muted); margin-bottom:12px;
  }
  .note h3{margin-bottom:8px}
  .note p{color:var(--muted); font-size:15.5px; margin:0}
  .note.placeholder{border-style:dashed; background:transparent}
  .note.placeholder h3{color:var(--muted)}

  /* background timeline */
  .timeline{border-left:2px solid var(--line); padding-left:30px; max-width:760px}
  .tl{position:relative; padding-bottom:30px}
  .tl:last-child{padding-bottom:0}
  .tl::before{
    content:""; position:absolute; left:-37px; top:7px; width:12px; height:12px;
    border-radius:50%; background:var(--paper); border:2px solid var(--blue);
  }
  .tl .yr{font-family:var(--mono); font-weight:700; font-size:13px; color:var(--blue); letter-spacing:.06em}
  .tl h3{margin:3px 0 6px}
  .tl p{color:var(--muted); font-size:15.5px; margin:0}

  /* contact */
  .contact{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start}
  .contact-list{list-style:none; margin:0; padding:0}
  .contact-list li{display:flex; gap:14px; padding:15px 0; border-bottom:1px solid var(--line)}
  .contact-list .k{
    font-family:var(--mono); font-size:11.5px; letter-spacing:.13em; text-transform:uppercase;
    color:var(--muted); width:96px; flex-shrink:0; padding-top:4px;
  }
  .contact-list .v{font-size:17px; font-weight:600}
  .secure-note{
    background:var(--mist); border:1px solid var(--line); border-radius:12px; padding:26px;
  }
  .secure-note h3{margin-bottom:9px}
  .secure-note p{color:var(--muted); font-size:15.5px}

  footer.site{background:var(--ink); color:rgba(255,255,255,.62); padding:52px 0 40px; font-size:14.5px}
  footer.site a{color:rgba(255,255,255,.8)}
  .foot-grid{display:flex; flex-wrap:wrap; gap:30px; justify-content:space-between; align-items:flex-start}
  .foot-links{display:flex; flex-wrap:wrap; gap:8px 22px; max-width:640px}
  .foot-base{
    margin-top:34px; padding-top:22px; border-top:1px solid rgba(255,255,255,.1);
    display:flex; flex-wrap:wrap; gap:14px; justify-content:space-between; font-size:13.5px;
  }

  @media (max-width:960px){
    .hero .grid{grid-template-columns:1fr; gap:44px}
    .portrait{max-width:400px}
    .cards,.cards.two,.tools,.notes,.contact{grid-template-columns:1fr}
    .callout{grid-template-columns:1fr; gap:24px}
    nav.main{display:none}
    nav.main.open{
      display:flex; flex-direction:column; align-items:flex-start; gap:4px;
      position:absolute; top:76px; left:0; right:0; background:var(--ink);
      padding:14px 28px 22px; border-bottom:1px solid rgba(255,255,255,.1);
    }
    nav.main.open a{padding:9px 0; font-size:16px}
    .menu-toggle{
      display:inline-flex; margin-left:auto; background:none; border:1px solid rgba(255,255,255,.28);
      color:#fff; border-radius:7px; padding:9px 13px; font:600 14px/1 var(--sans); cursor:pointer;
    }
  }
  @media (max-width:560px){
    body{font-size:16px}
    section{padding:58px 0}
    .hero{padding:52px 0 62px}
    .wrap{padding:0 20px}
    .creds{gap:0 24px}
  }
  /* ==================================================================== */
  /*  Added for the two-path site: business and CPA doors, the app         */
  /*  catalogue with its Free / Subscription labels, and sub-page heads.   */
  /* ==================================================================== */

  /* ------------------------------------------------------- the two doors */
  .doors{display:grid; grid-template-columns:1fr 1fr; gap:22px}
  .door{
    display:block; border:1px solid var(--line); border-radius:14px; padding:32px 30px 28px;
    background:#fff; color:inherit; transition:border-color .15s, box-shadow .15s, transform .15s;
  }
  .door:hover{
    text-decoration:none; border-color:var(--blue);
    box-shadow:0 14px 34px rgba(16,32,47,.10); transform:translateY(-2px);
  }
  .door .who{
    font-family:var(--mono); font-size:11.5px; font-weight:700; letter-spacing:.16em;
    text-transform:uppercase; color:var(--blue); margin-bottom:12px; display:block;
  }
  .door h3{font-size:23px; margin-bottom:10px}
  .door p{color:var(--muted); font-size:16px; margin:0 0 18px}
  .door .go{font-weight:600; color:var(--blue); font-size:15.5px}
  .door .go::after{content:" →"}

  /* --------------------------------------------------- Free/Subscription */
  .badge{
    display:inline-flex; align-items:center; gap:6px; border-radius:999px;
    font-family:var(--mono); font-size:10.5px; font-weight:700; letter-spacing:.13em;
    text-transform:uppercase; padding:4px 11px; white-space:nowrap;
  }
  .badge-free{background:rgba(217,153,43,.14); color:#8a5f10; border:1px solid rgba(217,153,43,.42)}
  .badge-sub{background:rgba(11,111,164,.10); color:var(--blue); border:1px solid rgba(11,111,164,.30)}
  .badge-soon{background:var(--mist); color:var(--muted); border:1px solid var(--line)}
  .dark .badge-free,.on-dark .badge-free{background:rgba(217,153,43,.18); color:#F0C065; border-color:rgba(217,153,43,.45)}
  .dark .badge-sub,.on-dark .badge-sub{background:rgba(79,179,232,.14); color:var(--blue-lt); border-color:rgba(79,179,232,.38)}
  .dark .badge-soon,.on-dark .badge-soon{background:rgba(255,255,255,.06); color:rgba(255,255,255,.6); border-color:rgba(255,255,255,.18)}

  /* the badge sitting in the corner of a tool card */
  .tool{position:relative}
  .tool .badge{position:absolute; top:18px; right:18px}
  .tool .tag{padding-right:104px}

  /* ------------------------------------------------------ app catalogue */
  .apps{border-top:1px solid var(--line)}
  .app{
    display:grid; grid-template-columns:1fr auto; gap:24px; align-items:start;
    padding:24px 0; border-bottom:1px solid var(--line);
  }
  .app .cat{
    font-family:var(--mono); font-size:11px; font-weight:700; letter-spacing:.14em;
    text-transform:uppercase; color:var(--muted); margin-bottom:7px; display:block;
  }
  .app h3{margin-bottom:6px}
  .app p{color:var(--muted); font-size:15.5px; margin:0; max-width:62ch}
  .app .right{display:flex; align-items:center; gap:12px; padding-top:22px}

  /* ------------------------------------------------------- sub-page head */
  .page-head{background:var(--ink); color:#fff; padding:64px 0 62px}
  .page-head h1{color:#fff; max-width:21ch}
  .page-head .lede{
    font-size:19px; color:rgba(255,255,255,.76); margin:20px 0 0; max-width:58ch;
  }
  .page-head .crumb{
    font-family:var(--mono); font-size:11.5px; font-weight:700; letter-spacing:.16em;
    text-transform:uppercase; color:var(--blue-lt); margin:0 0 16px;
  }
  .page-head .crumb a{color:rgba(255,255,255,.6)}

  /* a quiet note at the foot of a section */
  .footnote{
    color:var(--muted); font-size:14.5px; margin:22px 0 0; max-width:66ch;
  }
  .dark .footnote,.on-dark .footnote{color:rgba(255,255,255,.62)}

  @media (max-width:960px){
    .doors{grid-template-columns:1fr}
    .app{grid-template-columns:1fr; gap:12px}
    .app .right{padding-top:0}
    .tool .badge{position:static; margin-bottom:12px}
    .tool .tag{padding-right:0}
  }

  /* ==================================================================== */
  /*  Legal documents — privacy, terms. Denser than the marketing pages,  */
  /*  and printable.                                                      */
  /* ==================================================================== */
  .doc{max-width:820px; font-size:16px}
  .doc .dates{color:var(--muted); font-size:14.5px; margin:0 0 28px}
  .doc .dates strong{color:var(--ink); font-weight:600}
  .doc h2{
    font-size:20px; margin:40px 0 12px; padding-top:22px;
    border-top:1px solid var(--line); scroll-margin-top:96px;
  }
  .doc h2:first-of-type{border-top:none; padding-top:0; margin-top:0}
  .doc h3{font-size:16px; margin:24px 0 8px}
  .doc p,.doc li{font-size:16px}
  .doc ul,.doc ol{padding-left:22px; margin:0 0 1em}
  .doc li{margin-bottom:7px}
  .doc .toc{
    background:var(--mist); border:1px solid var(--line); border-radius:10px;
    padding:20px 24px; margin:0 0 34px; font-size:15px;
  }
  .doc .toc strong{
    font-family:var(--mono); font-size:11.5px; font-weight:700; letter-spacing:.16em;
    text-transform:uppercase; color:var(--blue); display:block; margin-bottom:10px;
  }
  .doc .toc ol{margin:0; padding-left:20px; columns:2; column-gap:34px}
  .doc .toc li{margin-bottom:5px; break-inside:avoid}
  .doc .callout{
    background:var(--mist); border-left:4px solid var(--blue);
    padding:16px 20px; margin:20px 0; border-radius:0 8px 8px 0; font-size:15.5px;
  }
  .doc .callout p:last-child{margin-bottom:0}
  .doc .table-scroll{overflow-x:auto; margin:18px 0 24px}
  .doc table{width:100%; border-collapse:collapse; font-size:14px; border:1px solid var(--line)}
  .doc th{
    text-align:left; padding:11px 13px; background:var(--mist); color:var(--ink);
    font-family:var(--mono); font-size:10.5px; font-weight:700; letter-spacing:.11em;
    text-transform:uppercase; border-bottom:1px solid var(--line); vertical-align:bottom;
  }
  .doc td{padding:12px 13px; border-bottom:1px solid var(--line); vertical-align:top}
  .doc tr:last-child td{border-bottom:none}
  .doc td strong{color:var(--ink)}
  @media (max-width:760px){ .doc .toc ol{columns:1} }
  @media print{
    header.site,footer.site,.doc .toc,.page-head .crumb{display:none}
    .page-head{background:#fff; color:#000; padding:0 0 18px}
    .page-head h1,.page-head .lede{color:#000}
    .doc h2{page-break-after:avoid} .doc table{page-break-inside:avoid}
  }