@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@500;600&display=swap');
  :root{
    --ink:#0f1c2e;--ink2:#3a4a5f;--muted:#7c8ba0;--page:#f4f7fa;--panel:#fff;--line:#dde5ee;
    --teal:#0d9488;--teal-d:#0a7267;--amber:#c2760a;--navy:#12233b;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--page);line-height:1.6}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:1080px;margin:0 auto;padding:0 22px}
  .mono{font-family:'IBM Plex Mono',monospace}

  /* nav */
  nav{position:sticky;top:0;z-index:50;background:rgba(244,247,250,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
  nav .wrap{display:flex;justify-content:space-between;align-items:center;height:60px}
  .brand{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:17px;letter-spacing:-.3px}
  .brand span{color:var(--teal)}
  .navlinks{display:flex;gap:26px;font-size:14px;font-weight:500}
  .navlinks a{color:var(--ink2)} .navlinks a:hover{color:var(--teal)}
  @media(max-width:640px){.navlinks{display:none}}

  /* hero */
  header.hero{background:linear-gradient(160deg,var(--navy),#0a1526);color:#fff;padding:74px 0 66px;position:relative;overflow:hidden}
  header.hero:before{content:"";position:absolute;inset:0;
    background-image:linear-gradient(#ffffff08 1px,transparent 1px),linear-gradient(90deg,#ffffff08 1px,transparent 1px);
    background-size:26px 26px;opacity:.6}
  .hero .wrap{position:relative}
  .eyebrow{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:2px;text-transform:uppercase;color:#5eead4;margin-bottom:16px}
  h1{font-family:'Space Grotesk',sans-serif;font-size:clamp(30px,5vw,46px);line-height:1.1;letter-spacing:-1px;max-width:15ch}
  h1 span{color:#2dd4bf}
  .hero p{color:#c6d3e2;font-size:17px;max-width:60ch;margin-top:18px}
  .cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
  .btn{font-weight:600;font-size:14.5px;padding:11px 20px;border-radius:9px;transition:.15s}
  .btn-p{background:var(--teal);color:#fff} .btn-p:hover{background:var(--teal-d)}
  .btn-o{border:1px solid #ffffff35;color:#fff} .btn-o:hover{border-color:#2dd4bf;color:#2dd4bf}
  .hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:34px}
  .htag{font-family:'IBM Plex Mono',monospace;font-size:11px;color:#a7bad0;border:1px solid #ffffff22;border-radius:20px;padding:5px 11px}

  section{padding:62px 0}
  .sec-head{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:1.5px;text-transform:uppercase;color:var(--teal);margin-bottom:8px}
  h2{font-family:'Space Grotesk',sans-serif;font-size:28px;letter-spacing:-.5px;margin-bottom:8px}
  .lead{color:var(--ink2);max-width:66ch;margin-bottom:30px}

  /* work grid */
  .grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
  @media(max-width:720px){.grid{grid-template-columns:1fr}}
  .card{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:.18s}
  .card:hover{transform:translateY(-3px);box-shadow:0 14px 30px -18px #0f1c2e55;border-color:#c3d0de}
  .thumb{aspect-ratio:16/10;overflow:hidden;background:#eef2f6;border-bottom:1px solid var(--line)}
  .thumb img{width:100%;height:100%;object-fit:cover;object-position:top}
  .card-body{padding:17px 19px 20px;display:flex;flex-direction:column;flex:1}
  .card h3{font-family:'Space Grotesk',sans-serif;font-size:18px;margin-bottom:6px}
  .card p{font-size:13.5px;color:var(--ink2);flex:1}
  .tags{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0 14px}
  .tag{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--teal);background:#0d948812;border-radius:5px;padding:3px 8px}
  .card-links{display:flex;gap:16px;font-size:13px;font-weight:600}
  .card-links a{color:var(--teal)} .card-links a:hover{color:var(--teal-d);text-decoration:underline}
  .card-links a.muted{color:var(--muted)}

  /* tabs */
  .tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:26px;border-bottom:1px solid var(--line)}
  .tab{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:14.5px;color:var(--ink2);
    background:none;border:none;padding:11px 16px;cursor:pointer;border-bottom:2.5px solid transparent;margin-bottom:-1px;transition:.15s;display:flex;align-items:center;gap:8px}
  .tab:hover{color:var(--teal)}
  .tab.active{color:var(--teal);border-bottom-color:var(--teal)}
  .tab .ct{font-family:'IBM Plex Mono',monospace;font-size:10px;background:#0d948814;color:var(--teal);border-radius:20px;padding:1px 7px}
  .panel{display:none} .panel.active{display:block;animation:fade .25s ease}
  @keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
  .panel-lead{color:var(--ink2);font-size:14.5px;max-width:70ch;margin-bottom:22px}
  .brand-mark{display:flex;align-items:center;gap:9px}

  /* services */
  #services{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .svc{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
  @media(max-width:720px){.svc{grid-template-columns:1fr}}
  .svc-card{border:1px solid var(--line);border-radius:12px;padding:20px}
  .svc-card .ic{font-size:22px}
  .svc-card h3{font-family:'Space Grotesk',sans-serif;font-size:17px;margin:8px 0 6px}
  .svc-card p{font-size:13.5px;color:var(--ink2)}

  /* about */
  .about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:start}
  @media(max-width:720px){.about-grid{grid-template-columns:1fr}}
  .about p{color:var(--ink2);margin-bottom:14px}
  .facts{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}
  .facts .row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid #eef2f6;font-size:13.5px}
  .facts .row:last-child{border:none}
  .facts .k{color:var(--muted);font-family:'IBM Plex Mono',monospace;font-size:11.5px}
  .facts .v{font-weight:600;text-align:right}

  /* contact */
  #contact{background:linear-gradient(160deg,var(--navy),#0a1526);color:#fff;text-align:center}
  #contact h2{color:#fff} #contact p{color:#c6d3e2;max-width:52ch;margin:0 auto 26px}
  .contact-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
  footer{padding:26px 0;text-align:center;color:var(--muted);font-size:12.5px}
  .note{font-size:11.5px;color:var(--muted);margin-top:26px;text-align:center}

  .ph{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:linear-gradient(160deg,#12233b,#0a1526);color:#5eead4;font-family:'IBM Plex Mono',monospace}
  .ph b{font-size:30px;color:#fff;font-family:'Space Grotesk',sans-serif}
  .ex{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:1px;color:var(--muted);text-transform:uppercase;margin-bottom:4px}
  .packet-note{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--teal);border-radius:10px;padding:14px 18px;font-size:13.5px;color:var(--ink2);margin-bottom:22px;max-width:78ch}

  .navlinks a.cur{color:var(--teal)}
  @media(max-width:640px){nav .wrap{height:auto;flex-direction:column;align-items:flex-start;padding:10px 16px;gap:6px}.navlinks{display:flex;overflow-x:auto;gap:16px;font-size:13px;white-space:nowrap;width:100%;padding-bottom:4px}}
  .page-hero{background:linear-gradient(160deg,var(--navy),#0a1526);color:#fff;padding:48px 0 40px}
  .page-hero h1{max-width:none;font-size:clamp(26px,4vw,38px)}
  .page-hero p{color:#c6d3e2;max-width:66ch;margin-top:12px}
  .creds{background:var(--panel);border-bottom:1px solid var(--line)}
  .creds .wrap{display:grid;grid-template-columns:repeat(6,1fr);gap:0}
  @media(max-width:860px){.creds .wrap{grid-template-columns:repeat(2,1fr)}}
  .cred{padding:18px 14px;border-right:1px solid var(--line);text-align:center}
  .cred:last-child{border-right:none}
  .cred b{display:block;font-family:'Space Grotesk',sans-serif;font-size:19px;color:var(--ink)}
  .cred span{font-size:11.5px;color:var(--muted);font-family:'IBM Plex Mono',monospace}
  .band{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .three{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  @media(max-width:760px){.three{grid-template-columns:1fr}}
  .box{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}
  .box h3{font-family:'Space Grotesk',sans-serif;font-size:17px;margin-bottom:6px}
  .box p,.box li{font-size:13.8px;color:var(--ink2)}
  .box ul{margin:8px 0 0 18px}
  .box a.more{display:inline-block;margin-top:10px;color:var(--teal);font-weight:600;font-size:13.5px}
  article.long{max-width:760px}
  article.long h2{margin-top:36px}
  article.long h3{font-family:'Space Grotesk',sans-serif;font-size:17px;margin:20px 0 6px}
  article.long p, article.long li{color:var(--ink2);margin-bottom:12px;font-size:15px}
  article.long ul{margin:0 0 12px 20px}
  .meta{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--muted);margin-bottom:12px}
  .toc{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
  .toc a{font-size:13px;border:1px solid var(--line);border-radius:20px;padding:5px 12px;background:var(--panel);color:var(--ink2)}
  .toc a:hover{border-color:var(--teal);color:var(--teal)}
  .result{background:#0d948810;border:1px solid #0d948840;border-radius:10px;padding:14px 16px;margin-top:14px;font-size:14px}
  .result b{color:var(--teal-d)}
  .tool{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;margin-bottom:26px}
  .tool h2{font-size:22px}
  .tool .desc{color:var(--ink2);font-size:14px;margin-bottom:14px;max-width:75ch}
  .frm{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:10px}
  @media(max-width:760px){.frm{grid-template-columns:1fr 1fr}}
  label{font-size:12px;color:var(--muted);font-family:'IBM Plex Mono',monospace;display:block;margin-bottom:4px}
  input,select,textarea{width:100%;font:inherit;font-size:14px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
  textarea{font-family:'IBM Plex Mono',monospace;font-size:12.5px;min-height:130px}
  button.run{background:var(--teal);color:#fff;border:none;border-radius:9px;padding:10px 18px;font-weight:600;cursor:pointer;font-size:14px}
  button.run:hover{background:var(--teal-d)}
  svg.plot{width:100%;max-width:640px;height:auto;background:#fbfcfd;border:1px solid var(--line);border-radius:10px;margin-top:12px}
  .two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  @media(max-width:760px){.two{grid-template-columns:1fr}}
  .cform{max-width:560px;margin:0 auto 18px;text-align:left;display:grid;gap:10px}
  .cform input,.cform textarea{background:#0f1c2e;border-color:#ffffff30;color:#fff}
  .cform label{color:#a7bad0}
  .step{display:flex;gap:14px;margin-bottom:14px}
  .step .n{flex:0 0 34px;height:34px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-weight:700}
  details{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:10px}
  summary{font-family:'Space Grotesk',sans-serif;font-weight:600;cursor:pointer}
  details p{color:var(--ink2);font-size:14px;margin-top:8px}