:root{--wb-ink:#171815;--wb-paper:#f4f1e9;--wb-paper-2:#fffdf8;--wb-muted:#6e6b63;--wb-line:#171815;--wb-soft:#e7e1d6;--wb-max:1180px;--wb-shadow:6px 6px 0 var(--wb-ink);--wb-radius:0}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--wb-paper);color:var(--wb-ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;overflow-x:hidden}img,svg,video,canvas{max-width:100%}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.18em}button,input,select,textarea{font:inherit}.wb-skip{position:absolute;left:-9999px;top:auto}.wb-skip:focus{left:12px;top:12px;z-index:999;background:#fff;padding:.75rem 1rem;border:2px solid var(--wb-ink)}
.wb-network-bar{background:var(--wb-ink);color:#fff;border-bottom:3px solid var(--wb-ink)}.wb-network-inner{max-width:var(--wb-max);margin:auto;min-height:52px;padding:0 22px;display:flex;align-items:center;gap:16px}.wb-network-brand{font-weight:900;letter-spacing:.08em;text-decoration:none}.wb-network-id{border-left:1px solid #ffffff55;padding-left:16px;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.wb-network-spacer{flex:1}.wb-network-link{display:inline-flex;align-items:center;gap:.35rem;color:#fff;text-decoration:none;font-weight:800;font-size:.88rem}.wb-network-link:hover,.wb-network-link:focus-visible{text-decoration:underline}
.wb-shell{max-width:var(--wb-max);margin:auto;padding-left:22px;padding-right:22px}.wb-site-header{display:flex;align-items:center;gap:26px;min-height:84px;border-bottom:2px solid var(--wb-ink)}.wb-logo{font-size:1.05rem;font-weight:950;letter-spacing:.03em;text-decoration:none;white-space:nowrap}.wb-logo-mark{display:inline-block;width:.72rem;height:.72rem;margin-right:.48rem;background:var(--accent,#ff6b2c);border:2px solid var(--wb-ink);vertical-align:.02rem}.wb-main-nav{margin-left:auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.wb-main-nav a{font-size:.9rem;font-weight:760;text-decoration:none}.wb-main-nav a:hover,.wb-main-nav a:focus-visible{text-decoration:underline}.wb-menu-toggle{display:none;margin-left:auto;background:var(--wb-paper-2);border:2px solid var(--wb-ink);padding:.55rem .8rem;font-weight:850}
.wb-page{padding-top:44px;padding-bottom:76px}.wb-kicker{margin:0 0 .6rem;font-size:.78rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:var(--accent,#d64d1a)}.wb-page h1,.wb-page h2,.wb-page h3{line-height:1.08;letter-spacing:-.035em}.wb-page h1{font-size:clamp(2.45rem,7vw,5.65rem);margin:.2rem 0 1.1rem}.wb-page h2{font-size:clamp(1.65rem,4vw,3rem);margin:0 0 1rem}.wb-page h3{font-size:1.2rem;margin:.2rem 0 .65rem}.wb-lede{font-size:clamp(1.08rem,2vw,1.32rem);max-width:760px;color:#383832}.wb-note{background:var(--wb-paper-2);border:2px solid var(--wb-ink);padding:18px 20px;box-shadow:4px 4px 0 var(--wb-ink)}
.wb-section{padding:58px 0;border-top:2px solid var(--wb-ink)}.wb-section-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:44px;align-items:end;margin-bottom:28px}.wb-section-head p{margin:0;color:var(--wb-muted)}.wb-grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.wb-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.wb-card{background:var(--wb-paper-2);border:2px solid var(--wb-ink);padding:24px;min-width:0}.wb-card--lift{box-shadow:var(--wb-shadow)}.wb-card p:last-child{margin-bottom:0}.wb-card ul{padding-left:1.15rem}.wb-card li+li{margin-top:.35rem}.wb-pill{display:inline-flex;border:2px solid var(--wb-ink);padding:.36rem .62rem;font-size:.75rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase;background:var(--accent,#ff6b2c)}
.wb-prose{max-width:820px}.wb-prose h2{margin-top:2.3rem}.wb-prose h3{margin-top:1.6rem}.wb-prose p,.wb-prose li{color:#35352f}.wb-prose table{width:100%;border-collapse:collapse;margin:1.25rem 0}.wb-prose th,.wb-prose td{border:1px solid var(--wb-ink);padding:.65rem;text-align:left;vertical-align:top}.wb-prose code{background:#ebe4d7;padding:.1rem .3rem}.wb-prose details{border-top:1px solid var(--wb-ink);padding:1rem 0}.wb-prose details:last-child{border-bottom:1px solid var(--wb-ink)}.wb-prose summary{font-weight:850;cursor:pointer}
.wb-footer{border-top:3px solid var(--wb-ink);background:var(--wb-ink);color:#fff}.wb-footer-inner{max-width:var(--wb-max);margin:auto;padding:36px 22px;display:grid;grid-template-columns:1fr auto;gap:32px}.wb-footer-brand{font-weight:950;text-decoration:none}.wb-footer p{max-width:620px;color:#ddd8cf}.wb-footer-links{display:grid;grid-template-columns:repeat(2,auto);gap:8px 20px;align-content:start}.wb-footer-links a{color:#fff;text-decoration:none;font-size:.88rem}.wb-footer-links a:hover{text-decoration:underline}.wb-legal{font-size:.78rem;color:#bbb5aa}
@media(max-width:800px){.wb-network-inner{padding:0 16px;gap:10px}.wb-network-id{display:none}.wb-network-link{font-size:.78rem}.wb-shell{padding-left:16px;padding-right:16px}.wb-site-header{min-height:70px;position:relative}.wb-menu-toggle{display:block}.wb-main-nav{display:none;position:absolute;left:0;right:0;top:69px;z-index:20;background:var(--wb-paper-2);border:2px solid var(--wb-ink);padding:14px;box-shadow:4px 4px 0 var(--wb-ink);margin:0;align-items:stretch}.wb-main-nav.is-open{display:grid}.wb-main-nav a{padding:.45rem}.wb-page{padding-top:30px}.wb-section{padding:42px 0}.wb-section-head,.wb-grid-2,.wb-grid-3{grid-template-columns:1fr}.wb-section-head{gap:12px}.wb-footer-inner{grid-template-columns:1fr}.wb-footer-links{grid-template-columns:1fr 1fr}.wb-card--lift{box-shadow:4px 4px 0 var(--wb-ink)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

/* v4.1 — mobile clarity pass. Desktop rules above are intentionally unchanged. */
@media (max-width:800px){
  :root{--wb-mobile-gutter:16px;--wb-mobile-line:#cec7ba}
  body{line-height:1.58}
  .wb-network-bar{border-bottom:0}
  .wb-network-inner{min-height:44px;padding:0 var(--wb-mobile-gutter);gap:8px}
  .wb-network-brand{font-size:.82rem;letter-spacing:.065em}
  .wb-network-link{font-size:.76rem;font-weight:760}
  .wb-shell{padding-left:var(--wb-mobile-gutter);padding-right:var(--wb-mobile-gutter)}
  .wb-site-header{min-height:62px;border-bottom:1px solid var(--wb-mobile-line);gap:12px}
  .wb-logo{font-size:.98rem}
  .wb-menu-toggle{padding:.44rem .66rem;border:1px solid var(--wb-ink);background:transparent;font-size:.82rem}
  .wb-main-nav{top:61px;border:1px solid var(--wb-mobile-line);box-shadow:0 12px 30px #17181518;padding:8px 12px;background:var(--wb-paper-2)}
  .wb-main-nav a{padding:.62rem .2rem;border-bottom:1px solid #e5ded1}
  .wb-main-nav a:last-child{border-bottom:0}
  .wb-page{padding-top:24px;padding-bottom:52px}
  .wb-page h1{font-size:clamp(2.25rem,11vw,3.45rem);line-height:.98;letter-spacing:-.05em;margin:.15rem 0 .85rem}
  .wb-page h2{font-size:clamp(1.65rem,8vw,2.25rem);line-height:1.02;letter-spacing:-.04em}
  .wb-page h3{font-size:1.08rem;line-height:1.2;letter-spacing:-.02em}
  .wb-lede{font-size:1rem;line-height:1.55}
  .wb-kicker{font-size:.69rem;letter-spacing:.12em;margin-bottom:.45rem}
  .wb-note{padding:14px 15px;border:1px solid var(--wb-mobile-line);border-left:4px solid var(--accent,#f26b38);box-shadow:none;background:#fffdf9}
  .wb-section{padding:34px 0;border-top:1px solid var(--wb-mobile-line)}
  .wb-section-head{gap:8px;margin-bottom:20px;align-items:start}
  .wb-section-head p{font-size:.94rem;line-height:1.55}
  .wb-grid-2,.wb-grid-3{gap:12px}
  .wb-card{padding:18px;border:1px solid var(--wb-mobile-line);box-shadow:none}
  .wb-card--lift{box-shadow:none}
  .wb-pill{padding:.28rem .5rem;border:1px solid var(--wb-ink);font-size:.66rem;letter-spacing:.08em}
  .wb-footer{border-top:0}
  .wb-footer-inner{padding:28px var(--wb-mobile-gutter);gap:22px}
  .wb-footer p{font-size:.9rem;line-height:1.55}
  .wb-footer-links{gap:10px 18px}
  .wb-footer-links a{font-size:.82rem}
}
@media (max-width:420px){
  :root{--wb-mobile-gutter:14px}
  .wb-network-link{font-size:.72rem}
  .wb-page{padding-top:20px}
  .wb-footer-links{grid-template-columns:1fr 1fr}
}

/* v4.2 site palette: hub · background #f4f1e9 · surface #fffdf8. */

/* v4.3 network expansion. */