/* ---------- TOKENS ---------- */
  :root{
    --ground:#EFF1F3;
    --surface:#FBFBFC;
    --surface-2:#F4F5F7;
    --ink:#15171A;
    --muted:#5F646B;
    --faint:#8B9198;
    --hairline:#D7DBDF;
    --hairline-strong:#C4C9CE;
    --accent:#FF0000;
    --accent-ink:#E00000;
    --grid:rgba(21,23,26,.045);
    --shadow:0 1px 0 rgba(21,23,26,.04),0 18px 40px -28px rgba(21,23,26,.35);
    --maxw:1180px;
  }
  :root:not([data-theme="light"]){}
  @media (prefers-color-scheme:dark){
    :root:not([data-theme="light"]){
      --ground:#0E1013;
      --surface:#16191D;
      --surface-2:#1B1F24;
      --ink:#ECEEF0;
      --muted:#9BA1A9;
      --faint:#6B717A;
      --hairline:#262A30;
      --hairline-strong:#333941;
      --accent:#FF4A44;
      --accent-ink:#FF8078;
      --grid:rgba(255,255,255,.05);
      --shadow:0 1px 0 rgba(0,0,0,.4),0 22px 46px -30px rgba(0,0,0,.8);
    }
  }
  :root[data-theme="dark"]{
    --ground:#0E1013;
    --surface:#16191D;
    --surface-2:#1B1F24;
    --ink:#ECEEF0;
    --muted:#9BA1A9;
    --faint:#6B717A;
    --hairline:#262A30;
    --hairline-strong:#333941;
    --accent:#FF4A44;
    --accent-ink:#FF8078;
    --grid:rgba(255,255,255,.05);
    --shadow:0 1px 0 rgba(0,0,0,.4),0 22px 46px -30px rgba(0,0,0,.8);
  }

  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--ground);color:var(--ink);
    font-family:"IBM Plex Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
    font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased;
    background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
    background-size:34px 34px;
  }
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}
  h1,h2,h3{font-family:"Archivo","Archivo",system-ui,sans-serif;text-wrap:balance;margin:0;letter-spacing:-.01em}
  p{margin:0}
  a{color:inherit}
  .mono{font-family:"IBM Plex Mono",ui-monospace,monospace}
  .eyebrow{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}

  /* ---------- NAV ---------- */
  header.nav{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--ground) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--hairline)}
  .nav-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:66px}
  .brand{display:flex;align-items:center;gap:12px;text-decoration:none}
  .mark{width:40px;height:40px;border:1.5px solid var(--ink);display:grid;place-items:center;font-family:"Archivo",sans-serif;font-weight:800;font-size:19px;letter-spacing:-.03em;position:relative}
  .mark::after{content:"";position:absolute;left:5px;right:5px;bottom:6px;height:1.5px;background:var(--accent)}
  .brand b{font-family:"Archivo",sans-serif;font-weight:700;font-size:15px;letter-spacing:.02em;line-height:1}
  .brand span{display:block;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.28em;color:var(--muted);margin-top:3px}
  nav.links{display:flex;gap:26px;align-items:center}
  nav.links a{font-size:13.5px;text-decoration:none;color:var(--muted);letter-spacing:.01em}
  nav.links a:hover{color:var(--ink)}
  .toggle{background:none;border:1px solid var(--hairline);color:var(--muted);width:38px;height:38px;border-radius:2px;cursor:pointer;font-size:15px;display:grid;place-items:center}
  .toggle:hover{color:var(--ink);border-color:var(--hairline-strong)}
  @media(max-width:860px){nav.links{display:none}}

  /* ---------- HERO ---------- */
  .hero{position:relative;padding:clamp(56px,10vw,120px) 0 clamp(48px,7vw,86px);overflow:hidden}
  .frame-cnr{position:absolute;width:16px;height:16px;border:1.5px solid var(--hairline-strong)}
  .logo-plate{display:inline-block;background:#fff;border:1px solid var(--hairline-strong);border-radius:3px;padding:20px 26px;box-shadow:var(--shadow);margin-bottom:34px}
  .logo-plate img{display:block;width:clamp(220px,34vw,360px);height:auto}
  .hero .eyebrow{display:inline-flex;gap:12px;align-items:center;margin-bottom:26px}
  .hero .eyebrow::before{content:"";width:26px;height:1.5px;background:var(--accent)}
  h1{font-size:clamp(38px,7vw,80px);line-height:1.02;font-weight:800;letter-spacing:-.025em;max-width:14ch}
  h1 em{font-style:normal;color:var(--accent)}
  .lede{margin-top:28px;max-width:56ch;font-size:clamp(17px,2.1vw,20px);color:var(--muted);line-height:1.6}
  .cta-row{margin-top:38px;display:flex;flex-wrap:wrap;gap:14px}
  .btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:2px;text-decoration:none;font-size:14.5px;font-weight:500;letter-spacing:.01em;border:1px solid transparent;transition:.18s}
  .btn.primary{background:var(--ink);color:var(--ground)}
  .btn.primary:hover{background:var(--accent);color:#fff}
  .btn.ghost{border-color:var(--hairline-strong);color:var(--ink)}
  .btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
  .hero-wm{position:absolute;top:-4%;right:-5%;width:min(1300px,70vw);z-index:0;pointer-events:none;user-select:none}
  .hero-wm img{width:100%;height:auto;display:block}
  .wm-on-light{opacity:.06}
  .wm-on-dark{opacity:.11;display:none}
  @media(prefers-color-scheme:dark){:root:not([data-theme="light"]) .wm-on-light{display:none}:root:not([data-theme="light"]) .wm-on-dark{display:block}}
  :root[data-theme="dark"] .wm-on-light{display:none}
  :root[data-theme="dark"] .wm-on-dark{display:block}
  :root[data-theme="light"] .wm-on-light{display:block}
  :root[data-theme="light"] .wm-on-dark{display:none}
  @media(max-width:680px){.hero-wm{width:140%;right:-30%}}
  .scanline{position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.85;animation:sweep 6.5s ease-in-out infinite;pointer-events:none;z-index:2}
  @keyframes sweep{0%{transform:translateY(0);opacity:0}8%{opacity:.9}50%{transform:translateY(min(62vh,560px));opacity:.9}58%{opacity:0}100%{transform:translateY(min(62vh,560px));opacity:0}}
  @media(prefers-reduced-motion:reduce){.scanline{display:none}}

  .stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:64px;background:var(--hairline);border:1px solid var(--hairline)}
  .stat{background:var(--surface);padding:22px 24px}
  .stat .n{font-family:"Archivo",sans-serif;font-weight:800;font-size:34px;letter-spacing:-.02em;line-height:1}
  .stat .l{margin-top:8px;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
  @media(max-width:680px){.stats{grid-template-columns:1fr}}

  /* ---------- SECTIONS ---------- */
  section{padding:clamp(60px,9vw,110px) 0;border-top:1px solid var(--hairline)}
  .sec-head{display:flex;align-items:baseline;gap:18px;margin-bottom:44px;flex-wrap:wrap}
  .sheet-ref{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.16em;color:var(--accent);border:1px solid var(--hairline-strong);padding:5px 9px;border-radius:2px}
  .sec-head h2{font-size:clamp(27px,4.4vw,44px);font-weight:800;letter-spacing:-.02em}
  .sec-intro{max-width:60ch;color:var(--muted);font-size:18px;margin-top:-24px;margin-bottom:44px}

  /* Quote */
  .quote{padding:clamp(56px,8vw,96px) 0}
  .quote .eyebrow{display:inline-flex;gap:12px;align-items:center;margin-bottom:30px}
  .quote .eyebrow::before{content:"";width:26px;height:1.5px;background:var(--accent)}
  .qbody{display:grid;grid-template-columns:2px 1fr;gap:clamp(22px,4vw,46px);align-items:stretch}
  .qbody .rule{background:var(--accent)}
  .quote blockquote{margin:0}
  .quote blockquote p{font-family:"Archivo",sans-serif;font-weight:500;font-size:clamp(22px,3.2vw,34px);line-height:1.28;letter-spacing:-.015em;text-wrap:balance;max-width:640px}
  .quote blockquote .hl{color:var(--accent);font-style:normal}
  .q-attr{margin-top:26px;font-family:"IBM Plex Mono",monospace;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}

  /* Studio */
  .studio-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:start}
  @media(max-width:820px){.studio-grid{grid-template-columns:1fr}}
  .studio-grid p+p{margin-top:18px}
  .founders{border:1px solid var(--hairline);background:var(--surface);flex:none}
  .founder{padding:12px 24px;border-bottom:1px solid var(--hairline);display:flex;justify-content:space-between;align-items:baseline;gap:16px}
  .founder:last-child{border-bottom:none}
  .founder b{font-family:"Archivo",sans-serif;font-weight:700;font-size:18px}
  .founder .role{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:4px}
  .founder .yrs{font-family:"Archivo",sans-serif;font-weight:800;font-size:22px;color:var(--accent)}
  .studio-right{display:flex;flex-direction:column;gap:22px}
  .studio-mark{border:1px solid #202227;border-radius:2px;flex:1;min-height:150px;display:grid;place-items:center;padding:16px;overflow:hidden;position:relative;background:#141518;background-image:linear-gradient(125deg,#1c1e22 0%,#111214 48%,#171a1e 100%)}
  .studio-mark::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 25% 15%,rgba(255,255,255,.05),transparent 55%);pointer-events:none}
  .studio-mark .mark-glyph{width:auto;max-width:min(80%,280px);max-height:200px;height:auto;display:block;opacity:.14;position:relative;z-index:1}
  @media(max-width:820px){.studio-mark{min-height:200px}}
  .signoff{border-top:1px solid var(--hairline);padding:clamp(52px,8vw,92px) 0}
  .signoff-tile{border:1px solid #202227;border-radius:3px;position:relative;overflow:hidden;min-height:clamp(220px,30vw,340px);display:grid;place-items:center;background:#141518;background-image:linear-gradient(125deg,#1c1e22 0%,#111214 55%,#171a1e 100%)}
  .signoff-tile::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 22% 12%,rgba(255,255,255,.05),transparent 55%);pointer-events:none}
  .signoff-tile .mark-glyph{max-height:74%;max-width:min(52%,460px);width:auto;height:auto;display:block;opacity:.16;position:relative;z-index:1}

  /* Pillars */
  .pillars{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
  @media(max-width:820px){.pillars{grid-template-columns:1fr}}
  .pillar{background:var(--surface);padding:32px 28px;display:flex;flex-direction:column;gap:14px;min-height:230px}
  .pillar .idx{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--accent);letter-spacing:.1em}
  .pillar h3{font-size:21px;font-weight:700;letter-spacing:-.01em}
  .pillar p{color:var(--muted);font-size:15.5px;line-height:1.58}
  .pillar:hover{background:var(--surface-2)}

  /* Tech spec sheet */
  .tech-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,60px);align-items:start}
  @media(max-width:860px){.tech-wrap{grid-template-columns:1fr}}
  .spec{border:1px solid var(--hairline);background:var(--surface)}
  .spec-row{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:18px 22px;border-bottom:1px solid var(--hairline);align-items:baseline}
  .spec-row:last-child{border-bottom:none}
  .spec-row .k{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);white-space:nowrap}
  .spec-row .v b{font-family:"Archivo",sans-serif;font-weight:700;font-size:16.5px;display:block;margin-bottom:3px}
  .spec-row .v p{color:var(--muted);font-size:14.5px;line-height:1.5}
  .tech-note{border:1px solid var(--accent);border-radius:2px;padding:24px 26px;background:color-mix(in srgb,var(--accent) 7%,var(--surface))}
  .tech-note .eyebrow{color:var(--accent-ink)}
  .tech-note h3{font-size:22px;font-weight:800;margin:12px 0 12px;letter-spacing:-.01em}
  .tech-note p{color:var(--muted);font-size:16px}

  /* Collab */
  .collab{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
  @media(max-width:680px){.collab{grid-template-columns:1fr}}
  .collab-cell{background:var(--surface);padding:30px 28px}
  .collab-cell .num{font-family:"IBM Plex Mono",monospace;color:var(--accent);font-size:12px;letter-spacing:.1em}
  .collab-cell h3{font-size:19px;font-weight:700;margin:14px 0 10px}
  .collab-cell p{color:var(--muted);font-size:15px}

  /* Contact */
  .contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,60px);align-items:start}
  @media(max-width:760px){.contact{grid-template-columns:1fr}}
  .contact h2{font-size:clamp(28px,5vw,48px);font-weight:800;letter-spacing:-.02em}
  .cline{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--hairline)}
  .cline .k{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);width:96px;flex:none;padding-top:3px}
  .cline .val{font-size:16.5px}
  .cline .val a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--accent)}
  .ph{color:var(--faint);font-style:italic}

  footer{border-top:1px solid var(--hairline);padding:34px 0;color:var(--muted)}
  .foot-in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.08em}

  .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* ================= multi-page additions ================= */
.links a.active{color:var(--ink)}
.links a.active::after{content:"";display:block;height:1.5px;background:var(--accent);margin-top:3px}
.tech-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.social-links a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--accent)}
.social-links a:hover{color:var(--accent)}

.page-hero{position:relative;overflow:hidden;padding:clamp(44px,7vw,88px) 0 clamp(30px,4vw,50px);border-bottom:1px solid var(--hairline)}
.page-hero .wrap{position:relative;z-index:1}
.page-wm{position:absolute;top:50%;right:-8%;transform:translateY(-50%);width:min(720px,50vw);z-index:0;pointer-events:none;user-select:none}
.page-wm img{width:100%;height:auto;display:block}
@media(max-width:680px){.page-wm{width:140%;right:-34%}}
.breadcrumb{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--accent)}
.page-hero .eyebrow{display:inline-flex;gap:12px;align-items:center;margin-bottom:20px}
.page-hero .eyebrow::before{content:"";width:26px;height:1.5px;background:var(--accent)}
.page-hero h1{font-family:"Archivo",sans-serif;font-weight:800;font-size:clamp(33px,6vw,64px);line-height:1.03;letter-spacing:-.025em;max-width:17ch;text-wrap:balance}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.page-hero .lede{margin-top:24px;max-width:62ch;font-size:clamp(17px,2vw,20px);color:var(--muted);line-height:1.6}

.lead-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,60px);align-items:start}
@media(max-width:860px){.lead-grid{grid-template-columns:1fr}}
.prose p{max-width:64ch;line-height:1.62}
.prose p+p{margin-top:18px}
.prose .muted{color:var(--muted)}

.checklist{display:grid;gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
.check-item{background:var(--surface);padding:20px 22px;display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.check-item .ic{color:var(--accent);font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:14px;padding-top:2px}
.check-item b{font-family:"Archivo",sans-serif;font-weight:700;font-size:16.5px;display:block;margin-bottom:4px}
.check-item p{color:var(--muted);font-size:15px;line-height:1.55}

.badge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:680px){.badge-grid{grid-template-columns:1fr}}
.badge{border:1px solid var(--hairline-strong);border-radius:2px;padding:18px 20px;background:var(--surface)}
.badge .k{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--accent-ink)}
.badge b{font-family:"Archivo",sans-serif;display:block;font-weight:700;font-size:17px;margin:7px 0 5px}
.badge p{color:var(--muted);font-size:14.5px;line-height:1.5}

.numlist{display:grid;gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
.numstep{background:var(--surface);padding:26px 26px;display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start}
.numstep .n{font-family:"Archivo",sans-serif;font-weight:800;font-size:30px;color:var(--accent);line-height:1}
.numstep h3{font-size:19px;font-weight:700;margin-bottom:8px}
.numstep p{color:var(--muted);font-size:15.5px;max-width:62ch;line-height:1.55}

.cta-band{border:1px solid var(--hairline);background:var(--surface);border-radius:2px;padding:clamp(26px,4vw,42px);display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h3{font-family:"Archivo",sans-serif;font-weight:800;font-size:clamp(21px,3vw,30px);letter-spacing:-.01em}
.cta-band .btn.primary:hover{background:var(--accent)}

.note-box{border:1px solid var(--hairline-strong);border-left:2px solid var(--accent);border-radius:2px;padding:20px 24px;background:var(--surface-2);max-width:70ch}
.note-box .k{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-ink);display:block;margin-bottom:8px}
.note-box p{color:var(--muted);font-size:15px;line-height:1.55}