:root{
    --ground:#FFFFFF; --raise:#F4F8FC; --sunk:#E9F1F9; --edge:#D7E3EF;
    --text:#0B1220; --text-2:#43576F; --text-3:#7B8DA3;
    --deep:#0F4DB6; --electric:#0086C6; --spark:#00B4FF;
    --midnight:#0B1220; --onmid:#EAF2FA; --onmid-2:#B4CFE9; --onmid-3:#7FA6CE;
    --good:#12A05A; --warn:#C2410C;
    --shadow:0 1px 2px rgba(11,18,32,.05), 0 14px 34px -20px rgba(11,18,32,.32);
    --maxw:1140px;
  }
  @media (prefers-color-scheme:dark){
    :root:not([data-theme="light"]){
      --ground:#070E1A; --raise:#0D1727; --sunk:#121F33; --edge:#1E2E45;
      --text:#EAF2FA; --text-2:#A9BED6; --text-3:#6E86A2;
      --deep:#4E90F2; --electric:#4FC5FF; --good:#3DD68C; --warn:#FDBA74;
      --shadow:0 1px 2px rgba(0,0,0,.5), 0 18px 42px -24px rgba(0,0,0,.9);
    }
  }
  :root[data-theme="dark"]{
    --ground:#070E1A; --raise:#0D1727; --sunk:#121F33; --edge:#1E2E45;
    --text:#EAF2FA; --text-2:#A9BED6; --text-3:#6E86A2;
    --deep:#4E90F2; --electric:#4FC5FF; --good:#3DD68C; --warn:#FDBA74;
    --shadow:0 1px 2px rgba(0,0,0,.5), 0 18px 42px -24px rgba(0,0,0,.9);
  }

  *{box-sizing:border-box}
  body{margin:0;background:var(--ground);color:var(--text);
       font-family:'IBM Plex Sans','Segoe UI',Helvetica,Arial,sans-serif;
       font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased}
  h1,h2,h3,h4{font-family:'Poppins','Segoe UI',Helvetica,Arial,sans-serif;
       font-weight:600;letter-spacing:-.018em;text-wrap:balance;margin:0}
  p{margin:0}
  a{color:var(--deep);text-decoration:none}
  a:hover{text-decoration:underline}
  :focus-visible{outline:2px solid var(--spark);outline-offset:3px;border-radius:4px}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
  .lab{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.24em;
       text-transform:uppercase;color:var(--electric);font-weight:500}
  .rule{width:44px;height:3px;background:var(--spark);margin:12px 0 0}
  .num{font-variant-numeric:tabular-nums}
  @media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

  /* nav */
  .sitenav{position:sticky;top:0;z-index:50;background:rgba(11,18,32,.94);
      backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid rgba(127,166,206,.18)}
  .sitenav .wrap{height:66px;display:flex;align-items:center;gap:22px}
  .sitenav img{height:27px;width:auto;display:block}
  .sitenav .links{margin-left:auto;display:flex;gap:6px;align-items:center;flex-wrap:wrap}
  .sitenav a.nl{color:var(--onmid-2);font-size:14.5px;padding:8px 12px;border-radius:8px}
  .sitenav a.nl:hover{color:#fff;background:rgba(127,201,245,.12);text-decoration:none}
  .sitenav a.nl[aria-current="page"]{color:#fff;background:rgba(0,180,255,.18)}
  .sitenav a.cta{background:var(--spark);color:#04283C;font-weight:600;padding:9px 16px;border-radius:9px;font-size:14.5px}
  .sitenav a.cta:hover{background:#33C4FF;text-decoration:none}
  .navtoggle{display:none;margin-left:auto;background:none;border:1px solid rgba(127,166,206,.35);
             color:var(--onmid);border-radius:8px;padding:7px 11px;font-size:14px;cursor:pointer}
  @media (max-width:900px){
    .sitenav .wrap{flex-wrap:wrap;height:auto;padding-top:12px;padding-bottom:12px}
    .navtoggle{display:block}
    .sitenav .links{display:none;width:100%;margin:10px 0 2px;flex-direction:column;align-items:stretch;gap:2px}
    .sitenav .links.open{display:flex}
    .sitenav a.cta{text-align:center;margin-top:6px}
  }

  .dark{color:var(--onmid);background:
      radial-gradient(58% 120% at 86% -12%, rgba(0,180,255,.20), transparent 62%),
      radial-gradient(52% 120% at 0% 108%, rgba(15,77,182,.40), transparent 64%),
      linear-gradient(152deg,#0B1220 0%,#0A1A31 52%,#060F1E 100%)}
  .dark h1,.dark h2,.dark h3,.dark h4{color:#fff}
  .dark p{color:var(--onmid-2)}
  .dark .lab{color:#7FC9F5}

  /* hero */
  .hero .wrap{padding:76px 26px 70px}
  .hero h1{font-size:clamp(30px,4.6vw,48px);line-height:1.07;max-width:25ch}
  .hero h1 em{font-style:normal;color:#4FC5FF}
  .hero .sub{margin-top:20px;max-width:58ch;font-size:18px;font-weight:300;color:var(--onmid-2)}
  .btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;align-items:center}
  .btn{display:inline-block;padding:14px 24px;border-radius:10px;font-weight:600;font-size:15.5px}
  .btn.p{background:var(--spark);color:#04283C}
  .btn.p:hover{background:#33C4FF;text-decoration:none}
  .btn.s{border:1px solid rgba(127,201,245,.45);color:#DCEBFA}
  .btn.s:hover{background:rgba(127,201,245,.12);text-decoration:none}
  .btn.d{background:var(--deep);color:#fff}
  .btn.d:hover{background:#0B3F99;text-decoration:none}
  .micro{margin-top:14px;font-size:14px;color:var(--onmid-3);max-width:54ch}

  section.band{padding:70px 0;border-top:1px solid var(--edge)}
  .shead{max-width:66ch}
  .shead h2{font-size:clamp(24px,3.2vw,33px);margin-top:14px}
  .shead p{margin-top:14px;color:var(--text-2);font-size:17px}
  .dark .shead p{color:var(--onmid-2)}

  /* pains */
  .pains{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:32px}
  @media (max-width:760px){.pains{grid-template-columns:1fr}}
  .pain{display:flex;gap:14px;align-items:flex-start;background:var(--raise);
        border:1px solid var(--edge);border-radius:13px;padding:18px 20px}
  .pain i{flex:0 0 22px;width:22px;height:22px;border-radius:6px;background:rgba(194,65,12,.12);
          color:var(--warn);display:grid;place-items:center;font-style:normal;font-weight:700;font-size:13px;margin-top:2px}
  .pain b{font-family:'Poppins',sans-serif;font-weight:500;font-size:16px;display:block}
  .pain span{color:var(--text-2);font-size:14.5px;display:block;margin-top:4px}

  /* calculator */
  .calc{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:32px;align-items:start}
  @media (max-width:820px){.calc{grid-template-columns:1fr}}
  .fields{display:grid;gap:16px}
  .field label{display:block;font-size:14.5px;color:var(--onmid-2);margin-bottom:7px}
  .field .row{display:flex;align-items:center;gap:14px}
  .field input[type=range]{flex:1;accent-color:#00B4FF;height:22px}
  .field output{font-family:'IBM Plex Mono',monospace;font-variant-numeric:tabular-nums;
        min-width:78px;text-align:right;color:#fff;font-size:16px}
  .readout{background:rgba(7,22,43,.5);border:1px solid rgba(127,201,245,.28);border-radius:15px;padding:26px 28px}
  .readout .k{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.2em;
        text-transform:uppercase;color:#7FA6CE}
  .readout .big{font-family:'Poppins',sans-serif;font-weight:600;font-size:clamp(34px,5.6vw,52px);
        color:#4FC5FF;line-height:1.05;margin-top:8px;font-variant-numeric:tabular-nums}
  .readout .sm{margin-top:8px;color:var(--onmid-2);font-size:15px}
  .readout hr{border:0;border-top:1px solid rgba(127,201,245,.22);margin:20px 0}
  .readout .line{display:flex;justify-content:space-between;gap:14px;font-size:14.5px;color:var(--onmid-2);padding:5px 0}
  .readout .line b{color:#fff;font-family:'IBM Plex Mono',monospace;font-variant-numeric:tabular-nums;font-weight:500}
  .disclaim{margin-top:16px;font-size:13px;color:var(--onmid-3)}

  /* offer */
  .offer{display:grid;grid-template-columns:1.25fr 1fr;gap:28px;margin-top:32px;align-items:start}
  @media (max-width:860px){.offer{grid-template-columns:1fr}}
  .stack{border:1px solid var(--edge);border-radius:16px;background:var(--raise);overflow:hidden}
  .stack .h{padding:20px 24px;border-bottom:1px solid var(--edge)}
  .stack .h b{font-family:'Poppins',sans-serif;font-size:19px;font-weight:600;display:block}
  .stack .h span{color:var(--text-2);font-size:14.5px}
  .stack ul{list-style:none;margin:0;padding:6px 24px 8px}
  .stack li{display:flex;gap:13px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--edge);font-size:15.5px}
  .stack li:last-child{border-bottom:0}
  .stack li i{flex:0 0 20px;width:20px;height:20px;border-radius:5px;background:rgba(18,160,90,.14);
        color:var(--good);display:grid;place-items:center;font-style:normal;font-size:12px;font-weight:700;margin-top:2px}
  .stack .f{padding:18px 24px 22px;background:var(--sunk);border-top:1px solid var(--edge)}
  .stack .f .price{font-family:'Poppins',sans-serif;font-size:22px;font-weight:600}
  .stack .f .price s{color:var(--text-3);font-weight:400;font-size:16px;margin-right:10px}
  .guard{border:1px solid var(--edge);border-radius:16px;padding:24px;background:var(--ground)}
  .guard h4{font-size:17px}
  .guard .g{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--edge)}
  .guard .g:last-child{border-bottom:0}
  .guard .g i{flex:0 0 20px;width:20px;height:20px;border-radius:5px;background:rgba(0,180,255,.16);
        color:var(--electric);display:grid;place-items:center;font-style:normal;font-size:12px;font-weight:700;margin-top:2px}
  .guard .g b{font-family:'Poppins',sans-serif;font-weight:500;font-size:15.5px;display:block}
  .guard .g span{color:var(--text-2);font-size:14px;display:block;margin-top:3px}

  /* work */
  .grid{display:grid;gap:18px;margin-top:34px}
  .g3{grid-template-columns:repeat(3,1fr)}
  @media (max-width:900px){.g3{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:640px){.g3{grid-template-columns:1fr}}
  .card{border:1px solid var(--edge);border-radius:15px;background:var(--raise);padding:24px}
  .card img.ic{width:38px;height:38px;object-fit:contain;display:block}
  .card h3{font-size:17.5px;margin-top:16px}
  .card p{margin-top:9px;color:var(--text-2);font-size:15px}

  a.work{display:flex;flex-direction:column;border:1px solid var(--edge);border-radius:16px;
         background:var(--raise);overflow:hidden;box-shadow:var(--shadow);color:inherit;
         transition:transform .18s ease, box-shadow .18s ease}
  a.work:hover{text-decoration:none;transform:translateY(-3px);
         box-shadow:0 2px 4px rgba(11,18,32,.06),0 22px 44px -22px rgba(11,18,32,.45)}
  a.work .shot{background:#0A1220;border-bottom:1px solid var(--edge);aspect-ratio:14/9;overflow:hidden}
  a.work .shot img{width:100%;height:100%;object-fit:cover;object-position:top left;display:block}
  a.work .top{padding:24px;color:#EAF2FA;aspect-ratio:14/9;display:flex;flex-direction:column;justify-content:space-between;border-bottom:1px solid var(--edge)}
  a.work .kind{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.2em;
         text-transform:uppercase;color:#8FCFF7}
  a.work .nm{font-family:'Poppins',sans-serif;font-weight:600;font-size:22px;margin-top:14px;letter-spacing:-.02em}
  a.work .b{padding:20px 24px 24px}
  a.work .b .kind2{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.2em;
         text-transform:uppercase;color:var(--electric)}
  a.work .b .nm2{font-family:'Poppins',sans-serif;font-weight:600;font-size:20px;margin:8px 0 9px;letter-spacing:-.02em}
  a.work .b p{color:var(--text-2);font-size:14.8px}
  a.work .more{margin-top:14px;font-family:'IBM Plex Mono',monospace;font-size:11px;
         letter-spacing:.18em;text-transform:uppercase;color:var(--electric)}
  .t-soft{background:linear-gradient(140deg,#07162B,#0F4DB6 70%,#1774CF)}
  .t-deep{background:linear-gradient(140deg,#06101F,#123A7A 72%,#0F4DB6)}
  .t-aqua{background:linear-gradient(140deg,#062033,#0A5C93 68%,#0086C6)}
  .t-steel{background:linear-gradient(140deg,#0B1220,#26405F 74%,#3A5F86)}

  /* steps */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
  @media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:520px){.steps{grid-template-columns:1fr}}
  .step{border-top:3px solid var(--spark);padding-top:18px}
  .step .n{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.2em;color:var(--text-3)}
  .dark .step .n{color:#6FA8D8}
  .step h4{font-size:17px;margin-top:8px}
  .step p{margin-top:8px;color:var(--text-2);font-size:14.8px}

  /* faq */
  details{border:1px solid var(--edge);border-radius:13px;background:var(--raise);margin-top:12px;overflow:hidden}
  summary{cursor:pointer;padding:18px 22px;font-family:'Poppins',sans-serif;font-weight:500;font-size:16.5px;
          list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";font-family:'IBM Plex Mono',monospace;color:var(--electric);font-size:20px;flex:0 0 auto}
  details[open] summary::after{content:"\2212"}
  details .a{padding:0 22px 20px;color:var(--text-2);font-size:15.5px}

  /* case study */
  .cshero .wrap{padding:58px 26px 54px}
  .cshero h1{font-size:clamp(28px,4.4vw,44px);line-height:1.08;margin-top:14px;max-width:19ch}
  .cshero .lead{margin-top:18px;max-width:60ch;font-size:17.5px;font-weight:300;color:var(--onmid-2)}
  .meta{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:38px;padding-top:24px;
        border-top:1px solid rgba(127,201,245,.20)}
  @media (max-width:760px){.meta{grid-template-columns:repeat(2,1fr)}}
  .meta b{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.2em;
        text-transform:uppercase;color:#6FA8D8;font-weight:400;display:block;margin-bottom:4px}
  .meta span{color:#DCEBFA;font-size:15px}
  .figure{margin:-46px 0 0;position:relative;z-index:2}
  .figure .frame{border:1px solid var(--edge);border-radius:14px;overflow:hidden;background:#0A1220;box-shadow:var(--shadow)}
  .figure img{width:100%;display:block}
  .figure .frame.tall{max-height:660px}
  .figure .frame.tall img{object-fit:cover;object-position:top center}
  .figure figcaption{margin-top:10px;font-size:13px;color:var(--text-3)}
  .cs2{display:grid;grid-template-columns:1.35fr 1fr;gap:44px;margin-top:38px}
  @media (max-width:860px){.cs2{grid-template-columns:1fr;gap:28px}}
  .prose h3{font-size:20px;margin-top:30px}
  .prose h3:first-child{margin-top:0}
  .prose p{margin-top:12px;color:var(--text-2);font-size:16.5px}
  .side{border:1px solid var(--edge);border-radius:15px;background:var(--raise);padding:22px;align-self:start}
  .side h4{font-size:12px;font-family:'IBM Plex Mono',monospace;letter-spacing:.2em;
        text-transform:uppercase;color:var(--text-3);font-weight:400}
  .side ul{list-style:none;margin:12px 0 0;padding:0}
  .side li{font-size:15px;color:var(--text-2);padding:8px 0;border-bottom:1px solid var(--edge)}
  .side li:last-child{border-bottom:0}
  .pill{display:inline-block;background:var(--sunk);border:1px solid var(--edge);border-radius:999px;
        padding:5px 12px;font-size:13px;color:var(--text-2);margin:5px 5px 0 0}
  .note{border-left:3px solid var(--spark);background:var(--sunk);border-radius:0 12px 12px 0;
        padding:16px 20px;margin-top:26px;font-size:15px;color:var(--text-2)}

  .cgrid{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin-top:34px}
  @media (max-width:820px){.cgrid{grid-template-columns:1fr;gap:28px}}
  .crow{display:flex;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--edge)}
  .crow img{width:30px;height:30px}
  .crow a,.crow span{font-size:17px}

  footer{background:#071A2E;color:var(--onmid);padding:46px 0 30px}
  footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
  @media (max-width:760px){footer .cols{grid-template-columns:1fr;gap:26px}}
  footer img{width:215px;display:block}
  footer h5{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.2em;
        text-transform:uppercase;color:#6FA8D8;font-weight:400;margin:0 0 12px}
  footer a{color:#DCEBFA;font-size:15px;display:block;padding:4px 0}
  footer a:hover{color:#fff}
  footer .bot{margin-top:34px;padding-top:20px;border-top:1px solid rgba(127,166,206,.18);
        display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#7FA6CE}
  footer .tag{font-family:'IBM Plex Mono',monospace;letter-spacing:.26em;text-transform:uppercase;font-size:11px;color:#8FCFF7}

  
  
/* ---- static-site additions ---- */
.skip{position:absolute;left:-9999px;top:0;background:var(--spark);color:#04283C;padding:10px 16px;
      border-radius:0 0 8px 0;font-weight:600;z-index:100}
.skip:focus{left:0;text-decoration:none}
h2.sh{font-size:12px;font-family:'IBM Plex Mono',monospace;letter-spacing:.2em;
      text-transform:uppercase;color:var(--text-3);font-weight:400}
h2.fh{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.2em;
      text-transform:uppercase;color:#6FA8D8;font-weight:400;margin:0 0 12px}
a.work h3.nm2{margin:8px 0 9px}
.pagenav{margin-top:44px;padding-top:26px;border-top:1px solid var(--edge);
         display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between;align-items:center}
.areas{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.areas span{background:var(--raise);border:1px solid var(--edge);border-radius:999px;
            padding:7px 15px;font-size:14.5px;color:var(--text-2)}
.prose h2{font-size:20px;margin-top:30px}
.prose h2:first-child{margin-top:0}
img{max-width:100%}