@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

  :root{
    --paper:#f5f2e9;
    --paper-2:#ffffff;
    --paper-3:#ece7d8;
    --ink:#151b13;
    --ink-soft:#4b5245;
    --line:#d8d2bd;
    --moss:#3f6b3a;
    --moss-deep:#2c4d29;
    --moss-tint:#e4ecdd;
    --amber:#b8792a;
    --amber-tint:#f2e3c8;
    --shadow: 0 18px 40px -22px rgba(21,27,19,0.35);
    --hero-opacity: .30;
    --deploy-bg:#2c4d29;
    --footer-bg:#22391f;
    --stat-n-color: var(--moss-deep);
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --paper:#0c110d;
      --paper-2:#131a13;
      --paper-3:#1a2218;
      --ink:#eef2e7;
      --ink-soft:#a9b39c;
      --line:#2a342a;
      --moss:#7fb96a;
      --moss-deep:#5c9450;
      --moss-tint:#1b2a1a;
      --amber:#d9a04a;
      --amber-tint:#2a2213;
      --shadow: 0 18px 44px -20px rgba(0,0,0,0.6);
      --hero-opacity: .42;
      --deploy-bg:#0d150c;
      --footer-bg:#0a0f09;
      --stat-n-color: var(--moss);
    }
  }
  :root[data-theme="dark"]{
    --paper:#0c110d;
    --paper-2:#131a13;
    --paper-3:#1a2218;
    --ink:#eef2e7;
    --ink-soft:#a9b39c;
    --line:#2a342a;
    --moss:#7fb96a;
    --moss-deep:#5c9450;
    --moss-tint:#1b2a1a;
    --amber:#d9a04a;
    --amber-tint:#2a2213;
    --shadow: 0 18px 44px -20px rgba(0,0,0,0.6);
    --hero-opacity: .42;
    --deploy-bg:#0d150c;
    --footer-bg:#0a0f09;
    --stat-n-color: var(--moss);
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:'IBM Plex Sans', ui-sans-serif, system-ui, sans-serif;
    font-size:16px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;}
  h1,h2,h3{
    font-family:'Fraunces', Georgia, 'Times New Roman', serif;
    font-weight:600;
    line-height:1.08;
    text-wrap:balance;
    margin:0;
  }
  .eyebrow{
    font-family:'IBM Plex Mono', ui-monospace, monospace;
    font-size:12px;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--moss);
  }
  .wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
  @media (max-width:720px){ .wrap{padding:0 20px;} }

  /* header */
  header.site{
    position:sticky; top:0; z-index:50;
    background:color-mix(in srgb, var(--paper) 88%, transparent);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;max-width:1180px;margin:0 auto;}
  .brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
  .brand img{height:34px;width:auto;border-radius:5px;}
  .brand-word{font-family:'Fraunces',serif;font-weight:600;font-size:17px;letter-spacing:.01em;color:var(--ink);}
  .brand-word small{display:block;font-family:'IBM Plex Mono',monospace;font-size:9.5px;letter-spacing:.16em;color:var(--ink-soft);font-weight:400;text-transform:uppercase;margin-top:1px;}
  nav.links{display:flex;gap:30px;align-items:center;}
  nav.links a{font-size:14px;text-decoration:none;color:var(--ink-soft);font-weight:500;transition:color .15s;}
  nav.links a:hover{color:var(--moss);}
  .cta-btn{
    font-family:'IBM Plex Sans',sans-serif;font-weight:600;font-size:13.5px;
    padding:10px 20px;border-radius:3px;text-decoration:none;
    background:var(--moss-deep);color:#fdfdf8;border:1px solid var(--moss-deep);
    white-space:nowrap;
  }
  .cta-btn:hover{background:var(--moss);border-color:var(--moss);}
  .cta-ghost{
    font-family:'IBM Plex Sans',sans-serif;font-weight:600;font-size:13.5px;
    padding:9px 19px;border-radius:3px;text-decoration:none;
    background:transparent;color:var(--ink);border:1px solid var(--line);
  }
  .cta-ghost:hover{border-color:var(--moss);color:var(--moss);}
  .nav-right{display:flex;align-items:center;gap:14px;}
  .lang-switch{display:flex;border:1px solid var(--line);border-radius:3px;overflow:hidden;}
  .lang-switch button{
    font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.04em;
    padding:7px 10px;background:transparent;border:0;color:var(--ink-soft);cursor:pointer;
    border-right:1px solid var(--line);
  }
  .lang-switch button:last-child{border-right:0;}
  .lang-switch button:hover{color:var(--ink);}
  .lang-switch button.active{background:var(--moss-deep);color:#fdfdf8;}
  .menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:3px;padding:8px 10px;color:var(--ink);font-family:'IBM Plex Mono',monospace;font-size:12px;}
  @media (max-width:860px){
    nav.links{
      display:none;
      position:absolute;top:100%;left:0;right:0;
      flex-direction:column;align-items:flex-start;gap:2px;
      background:var(--paper-2);border-bottom:1px solid var(--line);
      padding:8px 20px 16px;
    }
    nav.links.open{display:flex;}
    nav.links a{padding:10px 0;width:100%;}
    .menu-toggle{display:inline-block;}
    .cta-btn{display:none;}
    .nav{padding:14px 20px;position:relative;}
  }
  @media (max-width:480px){
    .lang-switch button{padding:6px 8px;}
  }

  /* hero */
  .hero{
    position:relative;
    padding:96px 0 88px;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero-bg{position:absolute;inset:0;z-index:0;}
  .hero-bg img{width:100%;height:100%;object-fit:cover;opacity:var(--hero-opacity);}
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg, var(--paper) 0%, color-mix(in srgb, var(--paper) 55%, transparent) 42%, var(--paper) 100%);
  }
  .hero-inner{position:relative;z-index:1;}
  .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:end;}
  @media (max-width:900px){ .hero-grid{grid-template-columns:1fr;} }
  .hero h1{font-size:clamp(34px,5.4vw,60px);letter-spacing:-.01em;}
  .hero h1 em{font-style:italic;color:var(--moss);}
  .hero-lede{max-width:46ch;color:var(--ink-soft);font-size:17px;margin-top:20px;}
  .hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
  .hero-side{
    border-left:1px solid var(--line);
    padding-left:28px;
    display:flex;flex-direction:column;gap:18px;
  }
  @media (max-width:900px){ .hero-side{border-left:none;border-top:1px solid var(--line);padding-left:0;padding-top:24px;} }
  .stat{}
  .stat .n{font-family:'Fraunces',serif;font-size:30px;font-weight:600;color:var(--stat-n-color);}
  .stat .l{font-size:12.5px;color:var(--ink-soft);margin-top:2px;}

  section{padding:88px 0;}
  .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:24px;}
  .section-head h2{font-size:clamp(26px,3.4vw,38px);}
  .section-head p{max-width:46ch;color:var(--ink-soft);font-size:15px;margin-top:10px;}

  /* mission */
  .mission{background:var(--paper-2);border-bottom:1px solid var(--line);}
  .mission-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;}
  @media (max-width:900px){ .mission-grid{grid-template-columns:1fr;gap:32px;} }
  .mission-grid p{color:var(--ink-soft);font-size:15.5px;margin:0 0 16px;}
  .mission-grid p:last-child{margin-bottom:0;}
  .mission-quote{font-family:'Fraunces',serif;font-size:clamp(22px,2.6vw,30px);font-weight:500;line-height:1.28;color:var(--ink);}

  /* pillars */
  .pillars{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  @media (max-width:980px){ .pillars{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:560px){ .pillars{grid-template-columns:1fr;} }
  .pillar{background:var(--paper);padding:30px 24px;display:flex;flex-direction:column;gap:14px;min-height:270px;}
  .pillar .hexmark{width:34px;height:34px;position:relative;color:var(--moss);}
  .pillar .hexmark svg{width:100%;height:100%;}
  .pillar .idx{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--ink-soft);letter-spacing:.08em;}
  .pillar h3{font-family:'IBM Plex Sans',sans-serif;font-size:16px;font-weight:600;margin-top:2px;}
  .pillar p{font-size:13.5px;color:var(--ink-soft);margin:0;flex:1;}
  .pillar .tag{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--moss);letter-spacing:.06em;text-transform:uppercase;margin-top:auto;}

  /* laboratory */
  .lab-banner{position:relative;height:340px;overflow:hidden;border:1px solid var(--line);border-width:1px 0;}
  .lab-banner img{width:100%;height:100%;object-fit:cover;}
  .lab-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  @media (max-width:980px){ .lab-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:560px){ .lab-grid{grid-template-columns:1fr;} }
  .lab-card{background:var(--paper-2);display:flex;flex-direction:column;}
  .lab-card .photo{aspect-ratio:4/3;overflow:hidden;background:var(--paper-3);}
  .lab-card .photo img{width:100%;height:100%;object-fit:cover;display:block;}
  .lab-card .cap{padding:16px 18px 22px;flex:1;}
  .lab-card .cap .idx{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--moss);letter-spacing:.08em;text-transform:uppercase;}
  .lab-card .cap h4{font-family:'Fraunces',serif;font-weight:600;font-size:15.5px;margin:6px 0 0;}
  .lab-card .cap p{font-size:12.5px;color:var(--ink-soft);margin:8px 0 0;}

  /* deployment / africa */
  .deploy{position:relative;background:var(--deploy-bg);color:#f2f0e6;}
  .deploy-banner{position:relative;height:420px;overflow:hidden;}
  .deploy-banner img{width:100%;height:100%;object-fit:cover;}
  .deploy-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg, var(--deploy-bg) 0%, color-mix(in srgb, var(--deploy-bg) 5%, transparent) 55%);}
  .deploy-body{padding:64px 0 76px;}
  .deploy-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;}
  @media (max-width:900px){ .deploy-grid{grid-template-columns:1fr;} }
  .deploy h2{color:#f7f5ea;font-size:clamp(26px,3.2vw,36px);}
  .deploy .eyebrow{color:#bfe0a8;}
  .deploy-lede{color:#d8e4cf;font-size:15.5px;max-width:42ch;margin-top:16px;}
  .deploy-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:20px;}
  .deploy-list li{border-top:1px solid rgba(255,255,255,.16);padding-top:16px;}
  .deploy-list h4{font-family:'Fraunces',serif;font-weight:600;font-size:16.5px;color:#f7f5ea;margin:0 0 6px;}
  .deploy-list p{margin:0;font-size:13.5px;color:#c9d8bf;}

  /* vision */
  .vision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  @media (max-width:860px){ .vision-grid{grid-template-columns:1fr;} }
  .vcard{background:var(--paper-2);padding:36px 30px;}
  .vcard .eyebrow{color:var(--amber);}
  .vcard h3{font-size:20px;margin-top:12px;}
  .vcard p{color:var(--ink-soft);font-size:14px;margin-top:10px;}

  /* hostile env feature */
  .frontier{border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .frontier-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch;border:1px solid var(--line);}
  @media (max-width:900px){ .frontier-grid{grid-template-columns:1fr;} }
  .frontier-img{overflow:hidden;min-height:320px;}
  .frontier-img img{width:100%;height:100%;object-fit:cover;}
  .frontier-copy{padding:48px 44px;display:flex;flex-direction:column;justify-content:center;background:var(--paper-2);}
  .frontier-copy .eyebrow{color:var(--amber);}
  .frontier-copy h2{font-size:clamp(24px,3vw,32px);margin-top:14px;}
  .frontier-copy p{color:var(--ink-soft);font-size:15px;margin-top:16px;}
  .spec-row{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap;}
  .spec-row div{font-family:'IBM Plex Mono',monospace;}
  .spec-row .k{font-size:10.5px;color:var(--ink-soft);letter-spacing:.08em;text-transform:uppercase;}
  .spec-row .v{font-size:15px;color:var(--ink);margin-top:3px;}

  /* team */
  .team{background:var(--paper-2);border-bottom:1px solid var(--line);}
  .team-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  @media (max-width:720px){ .team-grid{grid-template-columns:1fr;} }
  .team-card{background:var(--paper);padding:40px 36px;display:flex;flex-direction:column;gap:16px;}
  .team-avatar{
    width:60px;height:60px;flex-shrink:0;
    display:flex;align-items:center;justify-content:center;
    background:var(--moss-tint);color:var(--moss-deep);
    font-family:'Fraunces',serif;font-weight:600;font-size:19px;
    clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0% 50%);
  }
  .team-card h3{font-size:21px;margin-top:2px;}
  .team-card .role{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--moss);margin-top:4px;}
  .team-card p.bio{color:var(--ink-soft);font-size:14px;margin:0;max-width:42ch;}

  /* contact */
  .contact{background:var(--paper-3);}
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;}
  @media (max-width:860px){ .contact-grid{grid-template-columns:1fr;} }
  .contact h2{font-size:clamp(26px,3.2vw,36px);}
  .contact-card{background:var(--paper-2);border:1px solid var(--line);border-radius:4px;padding:32px;}
  .contact-card dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:10px 18px;font-size:14px;}
  .contact-card dt{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);align-self:center;}
  .contact-card dd{margin:0;font-weight:500;}

  footer.site{border-top:1px solid var(--line);padding:52px 0 30px;background:var(--footer-bg);color:#e7ece1;}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;}
  @media (max-width:760px){ .foot-grid{grid-template-columns:1fr;} }
  footer.site .brand-word, footer.site .brand-word small{color:#f2f0e6;}
  footer.site p{color:#cfdcc6;font-size:13.5px;max-width:36ch;margin-top:14px;}
  footer.site h5{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#a9c19c;margin:0 0 14px;}
  footer.site ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;}
  footer.site a{text-decoration:none;color:#e7ece1;font-size:13.5px;}
  footer.site a:hover{color:#fff;}
  .foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:'IBM Plex Mono',monospace;font-size:11px;color:#9fb692;}

  ::selection{background:var(--moss);color:#fff;}