/* NRC V10 chrome: header, menus, drawer, search, buttons, footer. */
/* NRC V10 design system. Night + day surfaces, the thread, the loop.
   Tokens first; every component reads from them. */
@font-face{font-family:"Archivo";src:url(fonts/archivo.woff2) format("woff2-variations"),url(fonts/archivo.woff2) format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
@font-face{font-family:"Public Sans";src:url(fonts/public-sans.woff2) format("woff2-variations"),url(fonts/public-sans.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Public Sans";src:url(fonts/public-sans-italic.woff2) format("woff2-variations"),url(fonts/public-sans-italic.woff2) format("woff2");font-weight:100 900;font-style:italic;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(fonts/plex-mono-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(fonts/plex-mono-500.woff2) format("woff2");font-weight:500;font-display:swap}

:root{
  --night:#0A1A2F;--night-2:#0F2440;--night-3:#163256;--night-glass:rgba(10,26,47,.72);
  --day:#F1F5F4;--day-2:#E4ECEA;--card:#FBFCFC;
  --ink:#0B1F3B;--ink-2:#47596E;--line:#C9D6DA;--line-strong:#8FA4B4;
  --mist:#E8F1F6;--mist-2:#A9BED0;--line-night:#27466B;
  --sky:#6CCFF6;--blue:#1C75BC;--blue-ink:#165E99;
  --green:#5BBF52;--green-hover:#71CC69;--green-ink:#2C7A2F;
  --metal:#C9D3DD;--fiber:#C8A27A;
  --f-display:"Archivo","Arial Narrow",Arial,sans-serif;
  --f-body:"Public Sans",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.8,.24,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
  --r:18px;--r-sm:10px;
  --wrap:1240px;--gut:clamp(20px,4.4vw,56px);
  --hdr:76px;
  --tshadow:0 1px 2px rgba(5,12,24,.9),0 3px 12px rgba(5,12,24,.7),0 10px 44px rgba(5,12,24,.7);
}

/* chrome base: safe to load next to legacy page styles */
.hdr,.hdr *,.ftr,.ftr *,.drawer,.drawer *,.finder,.finder *,.note-bar,.note-bar *,.skiplink{box-sizing:border-box}
.hdr,.ftr,.drawer,.finder,.note-bar{font-family:var(--f-body);line-height:1.5;-webkit-font-smoothing:antialiased}
.hdr img,.ftr img,.drawer img,.hdr svg,.ftr svg,.drawer svg,.finder svg{display:block;max-width:100%}
.ftr h3,.ftr p,.ftr ul{margin-top:0}
.ftr h3{font-family:var(--f-mono)}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px;border-radius:4px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skiplink{position:fixed;left:16px;top:-80px;z-index:200;background:var(--green);color:var(--night);padding:12px 18px;border-radius:10px;font-weight:700;text-decoration:none;transition:top .2s var(--ease)}
.skiplink:focus{top:12px}
body.locked{overflow:hidden}
body.paused *,body.paused *::before,body.paused *::after{animation-play-state:paused!important}
@keyframes drift{0%{transform:translate(0,0) rotate(0)}50%{transform:translate(6vmax,4vmax) rotate(180deg)}100%{transform:translate(0,0) rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.hdr *,.ftr *,.drawer *,.finder *,.note-bar *{animation:none!important;transition:none!important}}
@media print{.hdr,.note-bar,.drawer,.ftr-loop{display:none!important}}
/* ---------- buttons ---------- */
.cta{--bg:transparent;--fg:currentColor;--bd:currentColor;position:relative;display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:52px;padding:0 24px;border-radius:999px;border:1.5px solid var(--bd);background:var(--bg);color:var(--fg);font:650 .98rem/1 var(--f-body);text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .3s var(--ease),border-color .3s var(--ease),color .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease);text-shadow:none}
.cta i{font-style:normal;display:inline-block;transition:transform .35s var(--ease)}
.cta:hover i{transform:translateX(4px)}
.cta--primary{--bg:var(--green);--fg:var(--night);--bd:var(--green);box-shadow:0 8px 30px -10px rgba(91,191,82,.65)}
.cta--primary:hover{--bg:var(--green-hover);--bd:var(--green-hover);transform:translateY(-1px)}
.cta--ghost{--fg:var(--mist);--bd:rgba(232,241,246,.42)}
.cta--ghost:hover{--bd:var(--mist);--bg:rgba(232,241,246,.08)}
.cta--ink{--bg:var(--ink);--fg:var(--day);--bd:var(--ink)}
.cta--ink:hover{--bg:var(--night-3);--bd:var(--night-3)}
.cta--line{--fg:var(--ink);--bd:var(--line-strong)}
.cta--line:hover{--bd:var(--ink);--bg:rgba(11,31,59,.04)}
.cta--sm{min-height:42px;padding:0 18px;font-size:.9rem}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-weight:650;text-decoration:none;color:var(--blue-ink);border-bottom:1.5px solid currentColor;padding:4px 0}
.sec--night .link-arrow,.night .link-arrow{color:var(--sky)}
.link-arrow i{font-style:normal;transition:transform .35s var(--ease)}
.link-arrow:hover i{transform:translateX(4px)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:30px}
@media (pointer:coarse){.cta{min-height:48px}.link-arrow{min-height:44px}}

/* ---------- announcement + header ---------- */
.note-bar{position:relative;z-index:61;background:linear-gradient(90deg,#0B2340,#123A63 55%,#0E3A40);color:var(--mist);font:500 .78rem/1.2 var(--f-mono);letter-spacing:.06em}
.note-bar .wrap{display:flex;align-items:center;justify-content:center;gap:14px;min-height:40px;padding-block:8px;text-align:center;flex-wrap:wrap}
.note-bar a{color:var(--mist);text-decoration:none;display:inline-flex;gap:10px;align-items:center}
.note-bar a b{color:var(--sky);font-weight:500}
.note-bar a:hover span{text-decoration:underline;text-underline-offset:3px}
.note-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(91,191,82,.6);animation:pulse 2.6s var(--ease) infinite;animation-delay:-1s}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(91,191,82,.55)}70%,100%{box-shadow:0 0 0 9px rgba(91,191,82,0)}}

.hdr{position:sticky;top:0;z-index:60;height:var(--hdr);color:var(--mist);transition:background .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease),color .35s var(--ease);border-bottom:1px solid transparent}
.hdr::before{content:"";position:absolute;inset:0 0 -26px;pointer-events:none;background:linear-gradient(180deg,rgba(8,20,38,.72),rgba(8,20,38,0));transition:opacity .35s var(--ease)}
.hdr.is-solid{background:rgba(10,26,47,.93);border-color:rgba(108,207,246,.14);-webkit-backdrop-filter:blur(12px) saturate(1.2);backdrop-filter:blur(12px) saturate(1.2);box-shadow:0 10px 40px -20px rgba(0,0,0,.6)}
.hdr.is-solid::before{opacity:0}
.hdr .wrap{position:relative;display:flex;align-items:center;gap:22px;height:100%}
.logo-chip{display:flex;align-items:center;flex:none;text-decoration:none;background:var(--card);border-radius:12px;padding:7px 12px;box-shadow:0 6px 20px -8px rgba(0,0,0,.5)}
.logo-chip img{height:34px;width:auto}
.brand-fallback{font:800 1.1rem/1 var(--f-display);color:var(--blue)}
.nnav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nitem{position:relative}
.nlink{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 12px;border-radius:999px;font:560 .92rem/1 var(--f-body);text-decoration:none;color:inherit;background:none;border:0;cursor:pointer;transition:background .25s var(--ease),color .25s}
.nlink:hover,.nitem.open>.nlink{background:rgba(232,241,246,.1)}
.nlink[aria-current="page"]{color:var(--sky)}
.nlink svg{width:12px;height:12px;transition:transform .3s var(--ease)}
.nitem.open>.nlink svg{transform:rotate(180deg)}
.menu-panel{position:absolute;top:calc(100% + 10px);left:50%;min-width:300px;transform:translate(-50%,8px);opacity:0;visibility:hidden;pointer-events:none;background:rgba(12,30,54,.97);border:1px solid var(--line-night);border-radius:16px;padding:10px;box-shadow:0 30px 60px -20px rgba(0,0,0,.7);transition:opacity .25s var(--ease),transform .3s var(--ease),visibility 0s .3s;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}
.nitem.open .menu-panel{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0);transition:opacity .25s var(--ease),transform .3s var(--ease),visibility 0s}
.menu-panel a{display:grid;grid-template-columns:1fr auto;gap:2px 14px;padding:12px 14px;border-radius:10px;text-decoration:none;color:var(--mist)}
.menu-panel a small{grid-column:1;color:var(--mist-2);font-size:.8rem;line-height:1.35}
.menu-panel a span{font-weight:620;font-size:.95rem}
.menu-panel a i{grid-row:1/span 2;grid-column:2;align-self:center;font-style:normal;color:var(--sky);opacity:0;transform:translateX(-4px);transition:.25s var(--ease)}
.menu-panel a:hover,.menu-panel a:focus-visible{background:rgba(108,207,246,.09)}
.menu-panel a:hover i,.menu-panel a:focus-visible i{opacity:1;transform:none}
.hdr-actions{display:flex;align-items:center;gap:8px;flex:none}
.icon-btn{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;border:1px solid rgba(232,241,246,.22);background:transparent;color:inherit;cursor:pointer;transition:background .25s,border-color .25s}
.icon-btn:hover{background:rgba(232,241,246,.1);border-color:rgba(232,241,246,.5)}
.icon-btn svg{width:18px;height:18px}
.kbd{font:500 .66rem/1 var(--f-mono);border:1px solid var(--line-night);padding:3px 5px;border-radius:5px;color:var(--mist-2)}
.menu-btn{display:none}
@media (max-width:1180px){.nlink{padding:0 9px;font-size:.88rem}.hdr .wrap{gap:14px}}
@media (max-width:1060px){
  .nnav{display:none}
  .menu-btn{display:grid}
  .hdr-actions{margin-left:auto}
}
@media (max-width:560px){.hdr-donate{display:none}.logo-chip img{height:30px}}

/* mobile drawer */
.drawer{position:fixed;inset:0;z-index:90;display:flex;justify-content:flex-end;visibility:hidden;pointer-events:none}
.drawer.open{visibility:visible;pointer-events:auto}
.drawer-scrim{position:absolute;inset:0;background:rgba(5,12,24,.6);opacity:0;transition:opacity .35s var(--ease)}
.drawer.open .drawer-scrim{opacity:1}
.drawer-panel{position:relative;width:min(420px,100%);height:100%;overflow:auto;background:var(--night);color:var(--mist);padding:max(18px,env(safe-area-inset-top)) 22px max(28px,env(safe-area-inset-bottom));transform:translateX(100%);transition:transform .45s var(--ease);border-left:1px solid var(--line-night)}
.drawer.open .drawer-panel{transform:none}
.drawer-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.drawer details{border-bottom:1px solid var(--line-night)}
.drawer summary,.drawer .d-link{display:flex;justify-content:space-between;align-items:center;min-height:56px;font:750 1.3rem/1.1 var(--f-display);font-stretch:110%;cursor:pointer;list-style:none;text-decoration:none;color:var(--mist)}
.drawer .d-link{border-bottom:1px solid var(--line-night)}
.drawer summary::-webkit-details-marker{display:none}
.drawer summary::after{content:"+";font:400 1.4rem var(--f-mono);color:var(--sky);transition:transform .3s var(--ease)}
.drawer details[open] summary::after{transform:rotate(45deg)}
.drawer details a{display:block;padding:11px 0 11px 14px;color:var(--mist-2);text-decoration:none;border-left:1px solid var(--line-night)}
.drawer details a:hover{color:var(--sky)}
.drawer details div{padding:0 0 14px}
.drawer .cta-row{margin-top:26px}
.drawer .cta{flex:1}

/* search */
.finder{border:0;padding:0;background:transparent;max-width:min(640px,100% - 32px);width:100%;margin:12vh auto auto;color:var(--mist)}
.finder::backdrop{background:rgba(5,12,24,.66);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.finder-box{background:var(--night-2);border:1px solid var(--line-night);border-radius:20px;box-shadow:0 40px 80px -30px rgba(0,0,0,.8);overflow:hidden}
.finder-head{display:flex;align-items:center;gap:12px;padding:8px 10px 8px 20px;border-bottom:1px solid var(--line-night)}
.finder-head svg{width:20px;height:20px;color:var(--sky);flex:none}
.finder input{flex:1;min-width:0;height:58px;background:none;border:0;color:var(--mist);font:500 1.15rem var(--f-body);outline:none}
.finder input::placeholder{color:#7F98B0}
.finder-results{max-height:min(56vh,460px);overflow:auto;padding:10px}
.finder-results a{display:flex;justify-content:space-between;gap:16px;padding:13px 14px;border-radius:12px;color:var(--mist);text-decoration:none}
.finder-results a small{color:var(--mist-2);font-size:.82rem}
.finder-results a:hover,.finder-results a:focus-visible,.finder-results a.hl{background:rgba(108,207,246,.1)}
.finder-results p{padding:14px;color:var(--mist-2);margin:0}
.finder-foot{padding:10px 18px;border-top:1px solid var(--line-night);color:#7F98B0;font:400 .74rem var(--f-mono);display:flex;gap:16px}

/* ---------- footer ---------- */
.ftr{position:relative;background:#081527;color:var(--mist-2);padding:clamp(70px,8vw,110px) 0 36px;overflow:hidden}
.ftr .wrap{position:relative;z-index:1}
.ftr-top{display:grid;grid-template-columns:minmax(0,1.3fr) repeat(3,minmax(0,.7fr));gap:40px;padding-bottom:56px;border-bottom:1px solid var(--line-night)}
.ftr .logo-chip{display:inline-flex;margin-bottom:22px}
.ftr-tag{font:800 clamp(1.5rem,2.4vw,2.1rem)/1.05 var(--f-display);font-stretch:112%;color:#fff;letter-spacing:-.02em;max-width:16ch;margin-bottom:24px}
.ftr h3{font:500 .7rem var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--sky);margin-bottom:16px}
.ftr ul{list-style:none;margin:0;padding:0}
.ftr li a{display:inline-block;padding:6px 0;color:var(--mist);text-decoration:none;font-size:.96rem}
.ftr li a:hover{color:var(--sky)}
.ftr-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-top:26px;font-size:.84rem}
.ftr-bottom a{color:var(--mist-2)}
.ftr-bottom nav{display:flex;gap:18px;flex-wrap:wrap}
.ftr-loop{position:absolute;right:-120px;bottom:-160px;width:520px;opacity:.55;pointer-events:none}
.ftr-addr{font-size:.88rem;line-height:1.55;margin-top:18px}
@media (max-width:900px){.ftr-top{grid-template-columns:1fr 1fr}.ftr-top>div:first-child{grid-column:1/-1}}

@media (max-width:560px){.note-bar{font-size:.68rem;letter-spacing:.02em}.note-bar a b{display:none}}