:root{
    --ink:#0e1726; --ink2:#2b3a52; --mut:#5b6b85; --bg:#f5f7fb; --card:#ffffff;
    --line:#e2e8f2; --accent:#1f5bff; --accent-d:#1546cc; --teal:#0f766e; --warn:#9a5b00;
    --maxw:740px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth;overflow-x:hidden}
  body{margin:0;background:var(--bg);color:var(--ink);overflow-x:hidden;max-width:100%;
    font:17px/1.62 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    -webkit-font-smoothing:antialiased;}
  img,svg,table{max-width:100%}
  a{color:var(--accent);text-decoration:none}
  a:hover{text-decoration:underline}
  code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;
    background:#eef2fa;padding:1px 5px;border-radius:4px}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
  h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.18;letter-spacing:-.01em}

  header.site{border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:5}
  header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:58px}
  .brand{font-family:Georgia,serif;font-weight:700;font-size:20px;color:var(--ink)}
  .brand span{color:var(--accent)}
  header.site nav a{color:var(--ink2);font-size:14px;margin-left:18px}

  .hero{padding:54px 0 30px;
    background:linear-gradient(180deg,#fff,var(--bg))}
  .hero h1{font-size:40px;margin:0 0 6px}
  .btn{display:inline-block;padding:12px 22px;border-radius:9px;font-weight:600;font-size:15px}
  .btn.primary{background:var(--accent);color:#fff}
  .btn.primary:hover{background:var(--accent-d);text-decoration:none}
  .btn.ghost{border:1px solid var(--line);color:var(--ink);background:var(--card)}
  .btn.ghost:hover{border-color:var(--accent);text-decoration:none}

  .toc{margin:26px 0 4px}
  .toc .card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 22px}
  .toc h2{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--mut);margin:0 0 10px;font-family:inherit;font-weight:700}
  .toc ol{margin:0;padding-left:20px;font-size:15px}
  .toc li{margin:5px 0}

  main section{padding:24px 0}
  h2{font-size:27px;margin:0 0 12px}
  h3{font-size:17px}
  p{margin:0 0 15px}
  .muted{color:var(--mut)}
  ul{margin:0 0 15px;padding-left:20px}
  li{margin:7px 0}

  figure{margin:26px 0;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 18px;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
  figure svg{display:block;width:100%;height:auto;min-width:0}
  figcaption{font-size:13.5px;color:var(--mut);margin-top:14px;text-align:center}

  .callout{background:#fff;border:1px solid var(--line);
    border-radius:10px;padding:16px 18px;margin:20px 0}
  .callout.flag{border-left-color:var(--warn)}
  .callout h3{font-size:16px;margin:0 0 6px;font-family:inherit;font-weight:700}
  .callout p{margin:0;font-size:15px;color:var(--ink2);overflow-wrap:break-word}

  .grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}
  .tile{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
  .tile h3{font-size:17.5px;margin:0 0 6px;font-family:inherit;font-weight:700}
  .tile p{font-size:15.5px;color:var(--ink2);margin:0}

  table{width:100%;border-collapse:collapse;font-size:14.5px;margin:14px 0;background:var(--card);
    border:1.5px solid #d99a00;border-radius:10px;overflow:hidden}
  th,td{text-align:left;padding:10px 12px;border-bottom:1px solid #f0e0b6;vertical-align:top}
  th{background:#ffd98a;font-size:13.5px;letter-spacing:.02em;color:#4a3d00;
    border-bottom:1.5px solid #d99a00}
  tr:last-child td{border-bottom:none}

  .work{background:var(--ink);color:#dde5f2;border:none}
  .work h2,.work h3{color:#fff}
  .work .wrap{padding:32px 22px}
  .work a{color:#9fc0ff}
  .work .tile{background:#15233c;border-color:#26344c}
  .work .tile h3{color:#fff}
  .work .tile p{color:#bcc8de}
  .work .btn.primary{background:#fff;color:var(--ink)}
  .work .btn.primary:hover{background:#e9eef7}

  footer{padding:26px 0;color:var(--mut);font-size:13.5px}
  .disclaimer{font-size:12.5px;color:#8295b5;margin-top:14px}
  @media(max-width:640px){
    body{font-size:16px}
    .wrap{padding:0 18px}
    .hero{padding:36px 0 22px}
    .hero h1{font-size:30px}
    .hero p{font-size:16px !important}
    main section{padding:20px 0}
    h2{font-size:23px}
    .grid{grid-template-columns:1fr}
    .work .wrap{padding:28px 18px}
    figure{padding:16px 12px}
    table{font-size:13.5px}
    th,td{padding:8px 10px}
  }
  @media(max-width:400px){
    .hero h1{font-size:26px}
    h2{font-size:21px}
  }

  /* drop nav: single dark bar, light foreground (matches totalredact.com colors) */
  .dropnav{position:sticky;top:0;z-index:10;background:#15181e}
  .dropnav .wrap{display:flex;align-items:center;justify-content:center;
    flex-wrap:wrap;gap:6px 30px;min-height:52px}
  .dropnav-brand{display:flex;align-items:center;gap:10px;
    font-family:Georgia,serif;font-weight:700;font-size:18px;line-height:1}
  .dropnav-home{color:#f5f6f8}
  .dropnav-home:hover{color:#fff;text-decoration:none}
  .dropnav-sep{color:rgba(245,246,248,.38);font-weight:400}
  .dropnav-product{color:#f5f6f8}
  .dropnav-sections{display:flex;align-items:center;gap:24px}
  .dropnav-sections a{color:rgba(245,246,248,.72);font-size:15px;letter-spacing:.02em;
    padding:4px 0;border-bottom:1.5px solid transparent}
  .dropnav-sections a:hover{color:#f5f6f8;text-decoration:none}
  .dropnav-sections a[aria-current="page"]{color:#f5f6f8;font-weight:500;border-bottom-color:#f5f6f8}
  .dropnav a:focus-visible{outline:2px solid #f5f6f8;outline-offset:3px;border-radius:2px}

  @media(max-width:640px){
    .dropnav .wrap{flex-direction:column;align-items:center;gap:8px;
      min-height:0;padding-top:11px;padding-bottom:11px}
    .dropnav-brand{font-size:16px}
    .dropnav-sections{gap:20px}
    .dropnav-sections a{font-size:14px}
  }

  /* per-section references */
  .refs{margin-top:24px}
  .refs h3{font-size:17px;color:var(--ink);margin:0 0 8px;font-family:inherit;font-weight:700}
  .refs ul{margin:0;padding-left:18px}
  .refs li{margin:5px 0}