/* Panarc shared top nav, footer, search box and text size. Written Sat 31 Oct 2026 by Claude (builder N).
   Modelled on the Sand homepage header: stacked PANARC / PROJECTS mark, quiet 14px links, one outlined Contact pill.
   Light or dark follows the page's own ground (html[data-pn-theme]). */
:root{
  --pn-sans:system-ui,-apple-system,"Segoe UI",Inter,Roboto,sans-serif;
  --pn-gutter:clamp(18px,4.4vw,64px);
  --pn-h:64px;
  --pn-fg:#efe3cc;--pn-mute:rgba(239,227,204,.66);--pn-line:rgba(239,227,204,.16);--pn-line-2:rgba(239,227,204,.34);
  --pn-glass:rgba(16,13,20,.78);--pn-pop:rgba(20,17,24,.96);--pn-bg-solid:#100d14;--pn-soft:rgba(239,227,204,.06);--pn-hover:rgba(239,227,204,.09);
  --pn-accent:#e0a84a;--pn-focus:#7fb4ff;
}
html[data-pn-theme="light"]{
  --pn-fg:#1d1a16;--pn-mute:rgba(29,26,22,.62);--pn-line:rgba(29,26,22,.13);--pn-line-2:rgba(29,26,22,.3);
  --pn-glass:rgba(250,247,240,.84);--pn-pop:rgba(252,250,245,.98);--pn-bg-solid:#faf7f0;--pn-soft:rgba(29,26,22,.04);--pn-hover:rgba(29,26,22,.06);
  --pn-accent:#b8641f;--pn-focus:#2c63c8;
}
[data-site-nav]{display:block;height:var(--pn-h)}
.pn-nav{position:sticky;top:0;z-index:2147482000;font:400 14px/1.2 var(--pn-sans);color:var(--pn-fg);-webkit-font-smoothing:antialiased;
  background:var(--pn-glass);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);border-bottom:1px solid var(--pn-line);
  padding-top:env(safe-area-inset-top,0px)}
.pn-nav *,.pn-foot *,.pn-sheet *{box-sizing:border-box}
.pn-nav[data-mode="overlay"]{position:fixed;left:0;right:0;top:0;background:transparent;border-bottom-color:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;transition:background-color .25s ease,border-color .25s ease}
.pn-nav[data-mode="overlay"].pn-scrolled,.pn-sheet-open .pn-nav[data-mode="overlay"]{background:var(--pn-glass);border-bottom-color:var(--pn-line);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2)}
.pn-in{height:var(--pn-h);display:flex;align-items:center;gap:12px;padding:0 var(--pn-gutter);max-width:1600px;margin:0 auto}
.pn-brand{display:inline-flex;flex-direction:column;gap:4px;line-height:1;text-decoration:none;color:var(--pn-fg);margin-right:auto;padding:8px 0}
.pn-brand b{font-weight:800;letter-spacing:.2em;font-size:15px}
.pn-brand span{font-size:9px;letter-spacing:.5em;opacity:.7}
.pn-links{display:flex;align-items:center;gap:2px}
.pn-link{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 12px;border-radius:999px;border:0;background:transparent;color:var(--pn-fg);font:inherit;font-size:14px;text-decoration:none;cursor:pointer;opacity:.86}
.pn-link:hover,.pn-dd.pn-open>.pn-link{opacity:1;background:var(--pn-hover)}
.pn-link[aria-current="page"],.pn-link.pn-here{opacity:1;box-shadow:inset 0 -2px 0 -0px transparent;position:relative}
.pn-link[aria-current="page"]::after,.pn-link.pn-here::after{content:"";position:absolute;left:50%;bottom:3px;width:4px;height:4px;margin-left:-2px;border-radius:50%;background:currentColor}
.pn-chev{opacity:.7;transition:transform .2s ease}
.pn-dd{position:relative}
.pn-dd.pn-open .pn-chev{transform:rotate(180deg)}
.pn-ddp{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%);width:min(560px,calc(100vw - 32px));padding:10px;border-radius:18px;background:var(--pn-pop);border:1px solid var(--pn-line);box-shadow:0 24px 60px rgba(0,0,0,.3);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}
.pn-ddp::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
.pn-ddg{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.pn-wi{display:flex;gap:12px;align-items:flex-start;padding:11px 12px;border-radius:12px;text-decoration:none;color:var(--pn-fg)}
.pn-wi:hover,.pn-wi:focus-visible{background:var(--pn-hover)}
.pn-wi[aria-current="page"]{background:var(--pn-soft)}
.pn-wi i{flex:none;width:10px;height:10px;margin-top:4px;border-radius:50%;background:var(--wc);box-shadow:0 0 0 3px color-mix(in srgb,var(--wc) 22%,transparent)}
.pn-wi span{display:flex;flex-direction:column;gap:3px;min-width:0}
.pn-wi b{font-weight:600;font-size:14px}
.pn-wi small{font-size:12.5px;color:var(--pn-mute);line-height:1.35}
.pn-all{display:flex;justify-content:space-between;margin:6px 4px 2px;padding:12px 10px 6px;border-top:1px solid var(--pn-line);color:var(--pn-mute);text-decoration:none;font-size:13px}
.pn-all:hover{color:var(--pn-fg)}
.pn-act{display:flex;align-items:center;gap:8px;margin-left:10px}
.pn-search-btn{display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 8px 0 12px;border-radius:999px;border:1px solid var(--pn-line);background:var(--pn-soft);color:var(--pn-fg);font:inherit;font-size:13px;cursor:pointer}
.pn-search-btn:hover{border-color:var(--pn-line-2)}
.pn-search-btn .pn-st{opacity:.75;margin-right:10px}
.pn-search-btn kbd{font:600 11px/1 var(--pn-sans);padding:5px 6px;border-radius:6px;border:1px solid var(--pn-line);color:var(--pn-mute)}
.pn-cta{display:inline-flex;align-items:center;min-height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--pn-line-2);color:var(--pn-fg);text-decoration:none;font-size:14px}
.pn-cta:hover,.pn-cta[aria-current="page"]{background:var(--pn-fg);color:var(--pn-bg-solid);border-color:var(--pn-fg)}
.pn-menu-btn{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:999px;border:1px solid var(--pn-line);background:var(--pn-soft);color:var(--pn-fg);cursor:pointer}
.pn-nav a:focus-visible,.pn-nav button:focus-visible,.pn-sheet a:focus-visible,.pn-sheet button:focus-visible,.pn-foot a:focus-visible,.pn-foot button:focus-visible{outline:2px solid var(--pn-focus);outline-offset:2px}
/* the phone sheet */
.pn-sheet{position:fixed;left:0;right:0;top:calc(var(--pn-h) + env(safe-area-inset-top,0px));bottom:0;z-index:2147482500;color:var(--pn-fg);font:400 14px/1.2 var(--pn-sans);overflow:auto;background:var(--pn-bg-solid);border-top:1px solid var(--pn-line);overscroll-behavior:contain}
.pn-sheet-in{padding:14px var(--pn-gutter) calc(96px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column}
.pn-sheet-search{display:flex;align-items:center;gap:10px;min-height:50px;padding:0 16px;border-radius:14px;border:1px solid var(--pn-line);background:var(--pn-soft);color:var(--pn-mute);font:inherit;font-size:15px;text-align:left;cursor:pointer}
.pn-sh{margin:22px 0 6px;font:700 11px/1 var(--pn-sans);letter-spacing:.16em;text-transform:uppercase;color:var(--pn-mute)}
.pn-sheet-worlds{display:flex;flex-direction:column;margin:0 -12px 10px}
.pn-big{display:flex;justify-content:space-between;align-items:center;min-height:56px;border-top:1px solid var(--pn-line);color:var(--pn-fg);text-decoration:none;font-size:22px;font-weight:600;letter-spacing:-.01em}
.pn-big span{opacity:.5;font-size:18px}
.pn-big.pn-quiet{font-size:17px;font-weight:500;color:var(--pn-mute)}
html.pn-sheet-open,html.pn-sheet-open body{overflow:hidden}
@media (max-width:1000px){.pn-search-btn kbd{display:none}.pn-search-btn .pn-st{margin-right:4px}}
@media (max-width:760px){
  :root{--pn-h:58px}
  .pn-links,.pn-cta,.pn-search-btn .pn-st{display:none}
  .pn-menu-btn{display:inline-flex}
  .pn-search-btn{width:44px;height:44px;padding:0;justify-content:center}
  .pn-act{gap:6px}
}
/* a view's world panel or the old pages' tour hide the nav, like the views' own headers did */
.panel-open .pn-nav,body.world-open .pn-nav,html.world-open .pn-nav{visibility:hidden}

/* ---------- footer ---------- */
.pn-foot{position:relative;z-index:2;background:var(--pn-bg-solid);color:var(--pn-fg);font:400 14px/1.5 var(--pn-sans);border-top:1px solid var(--pn-line);padding:56px var(--pn-gutter) calc(84px + env(safe-area-inset-bottom,0px))}
.pn-foot-in{max-width:1600px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1.4fr 1fr;gap:40px}
.pn-foot-brand p{margin:14px 0 0;color:var(--pn-mute);max-width:30ch}
.pn-foot-nav{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.pn-foot-nav div{display:flex;flex-direction:column;gap:2px;align-items:flex-start}
.pn-foot-nav a,.pn-foot-nav button{color:var(--pn-fg);opacity:.82;text-decoration:none;padding:5px 0;font:inherit;background:none;border:0;cursor:pointer;text-align:left}
.pn-foot-nav a:hover,.pn-foot-nav button:hover{opacity:1;text-decoration:underline;text-underline-offset:3px}
.pn-fh{margin:0 0 8px;font:700 11px/1 var(--pn-sans);letter-spacing:.16em;text-transform:uppercase;color:var(--pn-mute)}
.pn-mail{color:var(--pn-fg);font-size:17px;font-weight:600;text-decoration:underline;text-decoration-color:var(--pn-line-2);text-underline-offset:4px;word-break:break-all}
.pn-mail.pc-soon{text-decoration:none;color:var(--pn-mute);font-weight:500}
.pn-reply{margin:8px 0 0;color:var(--pn-mute)}
.pn-foot-base{max-width:1600px;margin:44px auto 0;padding-top:18px;border-top:1px solid var(--pn-line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--pn-mute);font-size:13px}
.pn-foot-base a{color:inherit}
@media (max-width:900px){.pn-foot-in{grid-template-columns:1fr 1fr}.pn-foot-brand{grid-column:1/-1}}
@media (max-width:560px){.pn-foot{padding-top:40px}.pn-foot-in{grid-template-columns:1fr;gap:30px}}

/* ---------- search box (shared/search.js) ---------- */
.pn-search{position:fixed;inset:0;z-index:2147483600;display:flex;justify-content:center;align-items:flex-start;padding:max(10vh,calc(16px + env(safe-area-inset-top,0px))) 16px 16px;background:rgba(8,7,10,.5);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);font:400 15px/1.45 var(--pn-sans)}
.pn-search[hidden]{display:none}
.pn-sbox{width:min(640px,100%);max-height:min(640px,80vh);display:flex;flex-direction:column;background:var(--pn-pop);color:var(--pn-fg);border:1px solid var(--pn-line);border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.4);overflow:hidden}
.pn-sbar{display:flex;align-items:center;gap:10px;padding:0 14px 0 18px;border-bottom:1px solid var(--pn-line);color:var(--pn-mute)}
.pn-sbar input{flex:1;min-width:0;height:58px;border:0;background:transparent;color:var(--pn-fg);font:inherit;font-size:17px;outline:none}
.pn-sbar input::placeholder{color:var(--pn-mute)}
.pn-sbar button{border:1px solid var(--pn-line);background:transparent;color:var(--pn-mute);border-radius:8px;font:600 11px/1 var(--pn-sans);padding:6px 8px;cursor:pointer}
.pn-sres{list-style:none;margin:0;padding:8px;overflow:auto}
.pn-sres li{margin:0}
.pn-sres a{display:block;padding:11px 12px;border-radius:12px;color:var(--pn-fg);text-decoration:none}
.pn-sres a[aria-selected="true"]{background:var(--pn-hover);box-shadow:inset 3px 0 0 var(--pn-accent)}
.pn-sres .pn-sp{display:block;font:700 10.5px/1 var(--pn-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--pn-mute);margin-bottom:5px}
.pn-sres b{display:block;font-weight:600;font-size:15px}
.pn-sres small{display:block;margin-top:3px;color:var(--pn-mute);font-size:13px;line-height:1.4;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.pn-sres mark{background:color-mix(in srgb,var(--pn-accent) 30%,transparent);color:inherit;border-radius:3px;padding:0 1px}
.pn-sempty{padding:22px 18px;color:var(--pn-mute);margin:0}
.pn-sfoot{display:flex;gap:16px;justify-content:space-between;padding:10px 18px;border-top:1px solid var(--pn-line);color:var(--pn-mute);font-size:12px}
.pn-sfoot kbd{font:600 11px/1 var(--pn-sans);border:1px solid var(--pn-line);border-radius:5px;padding:2px 5px}
@media (max-width:560px){.pn-search{padding:calc(10px + env(safe-area-inset-top,0px)) 10px 10px}.pn-sbox{max-height:calc(100vh - 20px)}.pn-sfoot .pn-keys{display:none}}

/* ---------- text size (panel) ---------- */
/* the scaling itself is done by viewbar.js (each text element 12 percent larger, measured once, restored on Normal) */
html[data-text="large"] .pn-link,html[data-text="large"] .pn-cta{font-size:15.5px}

/* older world pages: the back-to-top button sits above the panel button */
html.pn-has-nav #toTop{bottom:calc(74px + env(safe-area-inset-bottom,0px))!important}
.pn-compat{display:none!important}
/* phones: older world pages have a prev / next world bar at the bottom; the panel button and back-to-top sit above it */
@media (max-width:720px){
  body:has(.wbar) .pn-fab{bottom:calc(74px + env(safe-area-inset-bottom,0px))}
  html.pn-has-nav body:has(.wbar) #toTop{bottom:calc(134px + env(safe-area-inset-bottom,0px))!important}
}