/* Deckplate — site styles, v3 (2026-10-10).
   Deep navy field with grain, brass signal colour, poster-scale serif, light reading pages.
   Figures (story, inventory, exploded view) read the same tokens, so they work on either field. */

@font-face{font-family:"Instrument Serif";src:url(/fonts/instrument-serif-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Instrument Serif";src:url(/fonts/instrument-serif-400-italic.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}
@font-face{font-family:"Plex Sans";src:url(/fonts/plex-sans-var.woff2) format("woff2");font-weight:100 700;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Mono";src:url(/fonts/plex-mono-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Mono";src:url(/fonts/plex-mono-500.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}

/* Cross-document view transitions (Chrome 126+, Safari 18.2+). The Nu checker does not know this
   at-rule yet and reports it as an error; it is valid CSS View Transitions Level 2. */
@media (prefers-reduced-motion:no-preference){@view-transition{navigation:auto}}

/* ---------- tokens ---------- */
:root{
  --display:"Instrument Serif","Iowan Old Style",Georgia,serif;
  --sans:"Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --navy:#0b1623; --brass:#e0a748; --brass-ink:#8a5a12;
  --gut:20px; --max:1240px;
}
.t-dark{
  --bg:#0b1623; --card:#13202f; --card-2:#172739; --ink:#eef2f6; --ink-2:#c3ccd6; --ink-3:#8f9dad;
  --line:#21334a; --line-2:#33485f; --accent:#e0a748; --accent-tint:#2a2416; --on-accent:#0b1623;
  --warn:#ff9469; --warn-tint:#33211a; --mark:rgba(224,167,72,.34); --ok:#82cda8; --ok-tint:#13281f;
  --wash:#261d18; --shadow:0 1px 2px rgba(0,0,0,.4),0 14px 32px -12px rgba(0,0,0,.7);
  color-scheme:dark; background:var(--bg); color:var(--ink);
}
.t-light,.t-paper{
  --bg:#f3f1ec; --card:#ffffff; --card-2:#f8f7f3; --ink:#0f1a26; --ink-2:#38444f; --ink-3:#5d6874;
  --line:#dcd8ce; --line-2:#c4bfb3; --accent:#1d4d68; --accent-tint:#e1eaef; --on-accent:#ffffff;
  --warn:#ad460e; --warn-tint:#fbebdf; --mark:rgba(230,160,60,.38); --ok:#2b6a4d; --ok-tint:#e2efe7;
  --wash:#fcf2e8; --shadow:0 1px 2px rgba(15,26,38,.06),0 10px 28px -10px rgba(15,26,38,.18);
  color-scheme:light; background:var(--bg); color:var(--ink);
}
.t-paper{--bg:#ffffff}
/* warm paper: the Mission page and its teaser, the one place where warmth outranks precision */
.t-warm{
  --bg:#f6f0e4; --card:#fffaf1; --card-2:#efe6d4; --ink:#141a22; --ink-2:#3f434a; --ink-3:#6b6457;
  --line:#e0d4bd; --line-2:#cbbb9c; --accent:#8a5a12; --accent-tint:#f1e2c4; --on-accent:#ffffff;
  --warn:#ad460e; --warn-tint:#fbebdf; --mark:rgba(230,160,60,.38); --ok:#2b6a4d; --ok-tint:#e2efe7;
  --wash:#fcf2e8; --shadow:0 1px 2px rgba(60,40,10,.08),0 10px 28px -10px rgba(60,40,10,.22);
  color-scheme:light; background:var(--bg); color:var(--ink);
}
@media (prefers-color-scheme:dark){
  .t-light{
    --bg:#111d2a; --card:#172535; --card-2:#1b2b3d; --ink:#ebeff3; --ink-2:#c2cbd4; --ink-3:#93a0ae;
    --line:#26384d; --line-2:#3a4f66; --accent:#e0a748; --accent-tint:#2a2416; --on-accent:#0b1623;
    --warn:#ff9469; --warn-tint:#33211a; --mark:rgba(224,167,72,.3); --ok:#82cda8; --ok-tint:#13281f;
    --wash:#261d18; --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 30px -12px rgba(0,0,0,.7);
    color-scheme:dark;
  }
  .t-warm{
    --bg:#17140f; --card:#1f1b15; --card-2:#26211a; --ink:#f3ecdf; --ink-2:#d6cab6; --ink-3:#a69a85;
    --line:#2f2920; --line-2:#483f31; --accent:#e0a748; --accent-tint:#2a2416; --on-accent:#17140f;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 30px -12px rgba(0,0,0,.7);
    color-scheme:dark;
  }
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;background:var(--navy)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;font:400 1.0625rem/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,p,ol,ul,dl,dd,figure,blockquote{margin:0}
ol,ul{padding:0;list-style:none}
img,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.2em}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
em{font-style:italic}
.vh{position:absolute!important;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:0;z-index:20}
.skip:focus{left:var(--gut);top:8px;background:var(--brass);color:var(--navy);padding:10px 14px}
.wrap{max-width:calc(var(--max) + 2*var(--gut));margin:0 auto;padding:0 var(--gut)}
.mono{font-family:var(--mono);font-weight:500;font-size:.75rem;line-height:1.4;letter-spacing:.09em;text-transform:uppercase}
.grain{position:relative;isolation:isolate}
.grain::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:url(/assets/grain.svg);opacity:.06}
.ar{display:inline-block;width:1em;height:.66em;margin-left:.45em;fill:none;stroke:currentColor;stroke-width:1.6;transition:transform .2s ease;vertical-align:.04em}
a:hover .ar{transform:translateX(3px)}
.ar.down{width:.66em;height:1em;vertical-align:-.12em}
a:hover .ar.down{transform:translateY(3px)}

/* buttons and links */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:50px;padding:0 24px;border-radius:999px;font:500 1rem/1.2 var(--sans);text-decoration:none;background:var(--brass);color:var(--navy);border:1px solid var(--brass);transition:background .15s,color .15s,transform .15s}
.btn:hover{background:transparent;color:var(--brass)}
.t-light .btn,.t-warm .btn{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.t-light .btn:hover,.t-warm .btn:hover{background:transparent;color:var(--ink)}
.btn-sm{min-height:44px;padding:0 18px;font-size:.9375rem}
.more{display:inline-flex;align-items:center;min-height:44px;font-weight:500;text-decoration:none;border-bottom:1px solid currentColor}
.more:hover{color:var(--accent)}

/* ---------- header ---------- */
.site{position:relative;z-index:5}
.site .bar{display:grid;grid-template-columns:1fr auto;grid-template-areas:"brand btn" "nav nav";align-items:center;column-gap:12px;padding-top:12px}
.brand{grid-area:brand;display:flex;align-items:center;gap:11px;min-height:44px;text-decoration:none}
.brand svg{width:28px;height:28px;flex:none;color:var(--brass)}
.brand-t{display:flex;flex-direction:column;line-height:1}
.wm{font-family:var(--display);font-size:1.75rem;letter-spacing:-.005em;line-height:.9}
.desc{margin-top:4px;font-family:var(--mono);font-size:.625rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);white-space:nowrap}
.site .btn{grid-area:btn}
.hdr-nav{grid-area:nav;margin-top:10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hdr-nav ul{display:grid;grid-template-columns:repeat(5,1fr)}
.hdr-nav li+li{border-left:1px solid var(--line)}
.hdr-nav a{display:flex;align-items:center;justify-content:center;min-height:44px;font-size:.8125rem;color:var(--ink-2);text-decoration:none}
.hdr-nav a:hover,.hdr-nav a[aria-current]{color:var(--ink)}
.hdr-nav a[aria-current]{box-shadow:inset 0 -2px 0 var(--brass)}
@media (max-width:374px){.desc{display:none}.site .btn{padding:0 14px}}
@media (min-width:960px){
  :root{--gut:40px}
  .site .bar{grid-template-columns:1fr auto auto;grid-template-areas:"brand nav btn";column-gap:28px;padding-top:22px;padding-bottom:10px}
  .hdr-nav{margin:0;border:0}
  .hdr-nav ul{display:flex;gap:4px}
  .hdr-nav li+li{border:0}
  .hdr-nav a{padding:0 14px;font-size:1rem}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden}
.hero-copy{padding-top:44px;padding-bottom:36px}
.hero h1{font-family:var(--display);font-weight:400;font-size:clamp(3.5rem,1.6rem + 7.6vw,8.25rem);line-height:.9;letter-spacing:-.022em;text-wrap:balance}
.hero h1 em{display:block;color:var(--brass)}
.hero h1.long{font-size:clamp(3rem,1.5rem + 6.2vw,6.75rem)}
.hero .lede{margin-top:24px;font-size:clamp(1.125rem,1rem + .45vw,1.3125rem);line-height:1.5;color:var(--ink-2);max-width:31em;text-wrap:pretty}
.hero .actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;margin-top:30px}
.hero-fig{margin:0;padding:12px var(--gut) 48px}
.hero-fig .stack{margin-top:0}
.hero-fig .cap{margin-top:0;max-width:34em}
@media (min-width:1000px){.hero-fig{align-self:center;padding:64px max(var(--gut),calc((100vw - var(--max))/2)) 48px 16px}}

@media (min-width:1000px){
  .hero{min-height:min(calc(100svh - 96px),900px);display:grid;grid-template-columns:minmax(0,46fr) minmax(0,54fr)}
  .hero-copy{align-self:center;padding:56px 48px 56px max(var(--gut),calc((100vw - var(--max))/2))}
  .hero h1{font-size:clamp(4.25rem,1rem + 5.4vw,7.25rem)}
  .hero h1.long{font-size:clamp(3.5rem,.5rem + 4.2vw,5.75rem)}
}

@media (prefers-reduced-motion:no-preference){
  .hero h1,.hero .lede,.hero .actions{animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
  .hero .lede{animation-delay:.12s}.hero .actions{animation-delay:.22s}
}
@keyframes rise{from{opacity:0;transform:translateY(18px)}}

/* ---------- sections ---------- */
.sec{padding:72px 0 80px}
.eyebrow{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;color:var(--ink-3)}
.eyebrow .tag{border:1px solid var(--line-2);border-radius:999px;padding:3px 10px;color:var(--ink-2)}
.eyebrow .no{color:var(--accent)}
.h2{margin-top:14px;font-family:var(--display);font-weight:400;font-size:clamp(2.5rem,1.3rem + 4.6vw,5.25rem);line-height:.96;letter-spacing:-.018em;text-wrap:balance;max-width:15em}
.h2 em{color:var(--accent)}
.t-dark .h2 em{color:var(--brass)}
.dek{margin-top:16px;font-size:clamp(1.0625rem,1rem + .35vw,1.3125rem);line-height:1.5;color:var(--ink-2);max-width:36em;text-wrap:pretty}
.cap{margin-top:24px;padding-top:12px;border-top:1px solid var(--line);font-size:.8125rem;line-height:1.5;color:var(--ink-3);max-width:62em}
.cap b{font-weight:600;color:var(--ink-2)}
.cap .src{display:block;margin-top:4px}
@media (min-width:960px){.sec{padding:120px 0 128px}}

/* reveal on scroll (armed by JS only) */
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.js [data-reveal].seen{opacity:1;transform:none}

/* ===== Fig. 1 — the story in three frames ===== */
.frames{margin-top:40px;display:grid;gap:30px}
@media (min-width:900px){.frames{grid-template-columns:repeat(3,1fr);gap:22px}}
.frame{position:relative;display:flex;flex-direction:column}
.when{display:flex;align-items:center;gap:10px;font:500 .8125rem/1 var(--mono);letter-spacing:.04em;color:var(--ink-2);margin-bottom:12px}
.when .n{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--ink);color:var(--bg);font-size:.75rem}
.when .rail{flex:1;height:1px;background:linear-gradient(90deg,var(--line-2) 50%,transparent 0) 0 0/8px 1px}
.f3 .when .rail{display:none}
.art{position:relative;height:268px;border-radius:16px;background:var(--card-2);border:1px solid var(--line);overflow:hidden;background-image:radial-gradient(var(--line) 1px,transparent 1.2px);background-size:16px 16px}
.frame h3{margin-top:16px;font:600 1.1875rem/1.25 var(--sans);letter-spacing:-.005em}
.frame p.say{margin-top:6px;font-size:1rem;line-height:1.5;color:var(--ink-2);max-width:30em;text-wrap:pretty}
.win{position:absolute;left:18px;right:18px;top:18px;border-radius:10px;background:var(--card);box-shadow:var(--shadow);border:1px solid var(--line)}
.win .bar{display:flex;align-items:center;gap:5px;height:28px;padding:0 10px;border-bottom:1px solid var(--line)}
.win .bar i{width:7px;height:7px;border-radius:50%;background:var(--line-2)}
.win .addr{margin-left:8px;font:500 .6875rem/1 var(--mono);color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.win .addr b{font-weight:500;color:var(--warn)}
.win .body{padding:12px 14px 14px}
.doc{display:inline-flex;align-items:center;gap:8px;max-width:100%;padding:7px 10px 7px 8px;border-radius:8px;background:var(--card);border:1px solid var(--line-2);font:500 .8125rem/1.2 var(--sans);box-shadow:0 2px 6px -2px rgba(0,0,0,.12)}
.doc svg{width:18px;height:22px;flex:none}
.doc .nm{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.doc .pv{color:var(--warn);font-weight:600}
.input{margin-top:12px;display:flex;align-items:center;gap:8px;height:40px;padding:0 6px 0 12px;border-radius:20px;border:1px solid var(--line-2);background:var(--card-2);font-size:.875rem}
.input .typed{flex:1;white-space:nowrap;overflow:hidden}
.input .send{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--ink);color:var(--card)}
.input .send svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2}
.acct{position:absolute;left:18px;bottom:12px;display:flex;align-items:center;gap:7px;height:26px;padding:0 10px 0 4px;border-radius:13px;background:var(--warn-tint);font:500 .6875rem/1 var(--mono);color:var(--warn)}
.acct i{display:grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--warn);color:var(--card);font:600 .625rem/1 var(--sans);font-style:normal}
.clock{position:absolute;right:16px;bottom:18px;font:500 .75rem/1 var(--mono);color:var(--ink-3);display:flex;align-items:center;gap:6px}
.clock svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.5}
.msg{display:flex;justify-content:flex-end}
.msg .q{font-size:.75rem;color:var(--ink-2);background:var(--accent-tint);padding:5px 9px;border-radius:10px 10px 2px 10px;white-space:nowrap}
.ans{margin-top:10px;padding:10px 12px;border-radius:10px 10px 10px 2px;background:var(--card-2);border:1px solid var(--line)}
.ans .ok{display:flex;align-items:center;gap:6px;font:600 .75rem/1 var(--sans);color:var(--ok)}
.ans .ok svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2.2}
.ans i{display:block;height:6px;border-radius:3px;background:var(--line-2);margin-top:8px;width:var(--w);transform-origin:left}
.terms{position:absolute;left:44px;right:12px;bottom:12px;padding:10px 12px 11px;border-radius:8px;background:var(--card);border:1px solid var(--line-2);box-shadow:var(--shadow)}
.terms .tk{display:flex;justify-content:space-between;gap:8px;font:500 .625rem/1.2 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.terms .tt{margin-top:5px;font:400 1.0625rem/1.3 var(--display)}
.terms mark{color:inherit;background:linear-gradient(var(--mark),var(--mark)) 0 0/100% 100% no-repeat;padding:0 1px}
.pile{position:absolute;inset:16px 16px 60px}
.pile .card{position:absolute;left:0;right:0;border-radius:9px;background:var(--card);border:1px solid var(--line-2);box-shadow:var(--shadow);padding:9px 12px}
.pile .who{display:flex;justify-content:space-between;font:500 .6875rem/1.2 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3)}
.pile .c1{top:0;left:22px;right:22px;background:var(--card-2);height:60px}
.pile .c2{top:24px;left:11px;right:11px;background:var(--card-2);height:60px}
.pile .c3{top:50px}
.pile .c3 .who b{color:var(--ink);font-weight:500}
.pile blockquote{margin-top:6px;font:400 1.1875rem/1.2 var(--display)}
.pile .cite{margin-top:6px;font:400 .625rem/1.3 var(--mono);color:var(--ink-3)}
.file{position:absolute;left:16px;right:16px;bottom:14px;display:flex;align-items:center;gap:10px;height:34px;padding:0 12px;border-radius:8px;border:1.5px dashed var(--warn);background:var(--warn-tint);font:500 .8125rem/1 var(--sans);color:var(--warn)}
.file svg{width:16px;height:14px;flex:none;fill:none;stroke:currentColor;stroke-width:1.5}
.file span{margin-left:auto;font:500 .6875rem/1 var(--mono);letter-spacing:.04em}
.moral{margin-top:36px;display:grid;gap:14px;padding:26px 22px;border-radius:18px}
.moral .m1{font:400 clamp(1.75rem,1.2rem + 1.8vw,2.75rem)/1.02 var(--display);letter-spacing:-.01em;text-wrap:balance}
.moral .m1 span{color:var(--brass)}
.moral .m2{font-size:1.0625rem;line-height:1.5;max-width:38em;color:var(--ink-2)}
.moral .more{justify-self:start}
@media (min-width:900px){.moral{grid-template-columns:1.1fr 1fr;align-items:end;gap:10px 48px;padding:34px 36px}.moral .m1{grid-row:span 2}}
.js .frame:not(.in) .a{opacity:0}
.frame.in .a{animation:up .5s cubic-bezier(.2,.7,.2,1) calc(var(--d,0s) + var(--t,0s)) both}
@keyframes up{from{opacity:0;transform:translateY(10px)}}
.frame.in .f1-doc{animation:drop .9s cubic-bezier(.2,.8,.2,1) calc(var(--d,0s) + .15s) both}
@keyframes drop{from{opacity:0;transform:translate(-30px,-46px) rotate(-6deg)}60%{opacity:1}}
.frame.in .typed{animation:type 1s steps(34) calc(var(--d,0s) + .8s) both}
@keyframes type{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
.frame.in .ans i{animation:grow .45s ease-out calc(var(--d,0s) + var(--t)) both}
@keyframes grow{from{transform:scaleX(0)}}
.frame.in .terms{animation:up .55s cubic-bezier(.2,.7,.2,1) calc(var(--d,0s) + 1.15s) both}
.frame.in .terms mark{animation:sweep .7s ease-in-out calc(var(--d,0s) + 1.6s) both}
@keyframes sweep{from{background-size:0 100%}}
.frame.in .pile .card{animation:deal .5s cubic-bezier(.2,.7,.2,1) calc(var(--d,0s) + var(--t)) both}
@keyframes deal{from{opacity:0;translate:0 -14px}}
.frame.in .file{animation:up .5s ease-out calc(var(--d,0s) + 1.1s) both,pulse 1.2s ease-in-out calc(var(--d,0s) + 1.6s) 1}
@keyframes pulse{50%{box-shadow:0 0 0 5px var(--warn-tint)}}

/* ===== Fig. 2 — the inventory ===== */
.inv-wrap{margin-top:36px;display:grid;gap:24px}
@media (min-width:1100px){.inv-wrap{grid-template-columns:minmax(0,1fr) 270px;gap:36px;align-items:start}}
.count{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:540px;border:0;padding:0;margin:0}
.count legend{grid-column:1/-1;padding:0;margin-bottom:10px;color:var(--ink-3)}
.count input{position:absolute;opacity:0;pointer-events:none}
.count label{display:flex;align-items:baseline;gap:12px;min-height:84px;padding:12px 18px;border-radius:14px;border:1px solid var(--line-2);background:var(--card);cursor:pointer;transition:border-color .2s,box-shadow .2s}
.count .num{font:400 3.75rem/1 var(--display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.count .lb{font-size:.9375rem;line-height:1.25;color:var(--ink-2)}
.count input:checked+label{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
#k-all:checked+label .num{color:var(--warn)}
.count input:focus-visible+label{outline:2px solid var(--accent);outline-offset:3px}
.sheet{position:relative;margin-top:18px;border-radius:6px;background:var(--card);border:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(0,0,0,.7),0 2px 4px rgba(0,0,0,.2);overflow:hidden;color:var(--ink)}
.sheet-h{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 16px;padding:14px 18px 12px;border-bottom:1px solid var(--ink)}
.sheet-h .t{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font:600 1rem/1.3 var(--sans)}
.sheet-h .t span span{font-weight:400;color:var(--ink-3)}
.sheet-h .m{font:400 .6875rem/1.6 var(--mono);letter-spacing:.04em;color:var(--ink-3)}
.stamp{display:inline-block;transform:rotate(-4deg);padding:3px 9px 2px;border:1.5px solid var(--warn);border-radius:4px;font:600 .75rem/1.2 var(--mono);letter-spacing:.22em;color:var(--warn)}
.tbl{width:100%;border-collapse:collapse;font-size:.875rem}
.tbl th{font:500 .6875rem/1.3 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line-2);vertical-align:bottom}
.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:last-child td{border-bottom:0}
.tbl .id{font:500 .8125rem/1.5 var(--mono);color:var(--ink-3);white-space:nowrap}
.tbl .tool b{display:block;font-weight:600;line-height:1.3}
.tbl .tool small{display:block;margin-top:2px;font-size:.8125rem;color:var(--ink-3);line-height:1.35}
.k{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;font:500 .8125rem/1 var(--sans);padding:5px 8px;border-radius:999px}
.k.ok{background:var(--ok-tint);color:var(--ok)}
.k.bad{background:var(--warn-tint);color:var(--warn)}
.k.unk{border:1px dashed var(--line-2);color:var(--ink-3);padding:4px 7px}
.k.plain{padding-left:0;padding-right:0;color:var(--ink-2)}
.nb{display:inline-grid;place-items:center;width:18px;height:18px;margin-left:4px;border-radius:50%;background:var(--accent);color:var(--card);font:600 .625rem/1 var(--sans);vertical-align:1px;letter-spacing:0}
tr.un td{background:var(--wash)}
tr.un td:first-child{box-shadow:inset 3px 0 0 var(--warn)}
.inv:has(#k-ok:checked) tr.un{display:none}
@media (max-width:719px){
  .tbl thead{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .tbl,.tbl tbody{display:block}
  .tbl tr{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:12px 14px 13px 62px;border-bottom:1px solid var(--line)}
  .tbl tr:last-child{border-bottom:0}
  .tbl td{display:block;padding:0;border:0;background:none!important;box-shadow:none!important}
  tr.un{background:var(--wash);box-shadow:inset 3px 0 0 var(--warn)}
  .tbl .id{position:absolute;left:16px;top:14px}
  .tbl .tool{flex:1 1 100%;margin-bottom:3px}
  .tbl td.cm{display:none}
  .k[data-m]::before{content:attr(data-m) " ";font-weight:400;opacity:.8}
}
@media (min-width:720px){.tbl td.c{white-space:nowrap}}
.notes{display:grid;gap:16px;counter-reset:n}
.notes li{display:grid;grid-template-columns:24px 1fr;gap:12px;font-size:.9375rem;line-height:1.45;color:var(--ink-2)}
.notes li::before{counter-increment:n;content:counter(n);display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--accent);color:var(--on-accent);font:600 .75rem/1 var(--sans);margin-top:1px}
.notes b{color:var(--ink);font-weight:600}
@media (min-width:1100px){.notes{padding-top:128px}}
.inv.revealing tr.un{animation:slide .45s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(var(--i) * 90ms)}
@keyframes slide{from{opacity:0;transform:translateY(-6px)}}
.inv.revealing #k-all+label .num{animation:pop .5s ease-out both}
@keyframes pop{40%{transform:scale(1.12)}}
/* the record's contents, and the terms of the review */
.terms-line{margin-top:30px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px}
.stat{margin-top:44px;display:grid;gap:12px;align-items:baseline;padding-top:20px;border-top:1px solid var(--line)}
.stat .n9{font:400 clamp(4rem,2rem + 6vw,6.5rem)/.85 var(--display);color:var(--brass);letter-spacing:-.03em}
.stat .n9 small{font-size:.45em;vertical-align:.9em;margin-left:.04em}
.stat p{max-width:34em;color:var(--ink-2)}
.stat q{quotes:none;font-family:var(--display);font-size:1.5rem;line-height:1.2;color:var(--ink)}
.stat .src{display:block;margin-top:6px;font-size:.8125rem;color:var(--ink-3)}
@media (min-width:760px){.stat{grid-template-columns:auto 1fr;column-gap:32px}}

/* ===== Fig. 3 — the exploded view ===== */
.xv{--pw:144px;--step:108px;margin-top:36px}
.wide{display:none}
@media (min-width:720px){.wide{display:inline}.xv{--pw:290px;--step:138px}}
.stack{position:relative;margin-top:8px;padding:4px 0 calc(var(--pw) * .6 - var(--step) + 36px)}
.stack::before{content:"";position:absolute;left:calc(var(--pw) * .501);top:18px;bottom:10px;width:0;border-left:1px dashed var(--line-2)}
.layer{position:relative;display:grid;grid-template-columns:var(--pw) minmax(0,1fr);column-gap:14px;height:var(--step)}
.layer:nth-child(1){z-index:5}.layer:nth-child(2){z-index:4}.layer:nth-child(3){z-index:3}.layer:nth-child(4){z-index:2}.layer:nth-child(5){z-index:1}
.slab{width:var(--pw);height:calc(var(--pw) * 150 / 252);overflow:visible}
.lbl{position:relative;padding-top:calc(var(--pw) * .355 - 12px)}
.lbl::before{content:"";position:absolute;left:calc(-14px - var(--pw) * .035);width:calc(14px + var(--pw) * .035 - 6px);top:calc(var(--pw) * .355);border-top:1px solid var(--ink-3)}
.lbl::after{content:"";position:absolute;left:calc(-14px - var(--pw) * .035 - 2.5px);top:calc(var(--pw) * .355 - 2px);width:5px;height:5px;border-radius:50%;background:var(--ink-3)}
.lbl .grp{position:absolute;top:calc(var(--pw) * .355 - 12px - 1.6em);left:0;white-space:nowrap;font:500 .6875rem/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.lbl .lt{display:flex;align-items:center;gap:8px;font:600 1.0625rem/1.2 var(--sans)}
.lbl .lt i{display:inline-grid;place-items:center;flex:none;width:20px;height:20px;border-radius:50%;background:var(--ink);color:var(--bg);font:600 .6875rem/1 var(--sans);font-style:normal}
.lbl p{margin-top:4px;font-size:.9375rem;line-height:1.4;color:var(--ink-2);max-width:24em;text-wrap:pretty}
@media (min-width:720px){.lbl .lt{font-size:1.25rem}.lbl p{font-size:1.0625rem}}
.layer.top .lbl .lt i{background:var(--line-2);color:var(--ink)}
.js .xv:not(.in) .layer{transform:translateY(calc(var(--i) * (var(--step) * -1 + 7px)))}
.js .xv:not(.in) .lbl,.js .xv:not(.in) .stack::before{opacity:0}
.xv.in .layer{transition:transform 1.1s cubic-bezier(.3,.7,.1,1) var(--dt)}
.xv.in .lbl{transition:opacity .5s ease var(--do)}
.xv.in .stack::before{transition:opacity .6s ease 1.2s}

/* ===== articles ===== */
.posts{margin-top:40px;display:grid;gap:18px}
.posts>li{display:flex}
.post{flex:1;display:flex;flex-direction:column;border-radius:14px;overflow:hidden;background:var(--card);border:1px solid var(--line);text-decoration:none;color:inherit;transition:border-color .2s,transform .2s}
a.post:hover{border-color:var(--brass);transform:translateY(-2px)}
.post .cover{aspect-ratio:16/10;overflow:hidden;background:#05090e}
.post .cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
a.post:hover .cover img{transform:scale(1.03)}
.post-b{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-k{display:flex;justify-content:space-between;gap:10px;color:var(--ink-3)}
.post-t{font:400 1.75rem/1.05 var(--display);letter-spacing:-.01em;text-wrap:balance}
.post-d{color:var(--ink-2);font-size:.9875rem;line-height:1.5;text-wrap:pretty}
.post-m{margin-top:auto;padding-top:6px;color:var(--ink-3)}
.posts-more{margin-top:28px}
@media (min-width:700px){.posts{grid-template-columns:repeat(2,1fr)}.posts>li:first-child{grid-column:1/-1}}
@media (min-width:1000px){.posts{grid-template-columns:1.5fr 1fr 1fr;gap:22px}.posts>li:first-child{grid-column:auto}.posts>li:first-child .post-t{font-size:2.375rem}}

/* ===== who ===== */
.who-grid{display:grid;gap:32px;margin-top:8px}
@media (min-width:900px){.who-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px;align-items:center}}
.portrait{margin:0;aspect-ratio:5/6;border-radius:16px;overflow:hidden;background:var(--card-2);box-shadow:var(--shadow)}
.portrait img{width:100%;height:100%;object-fit:cover}
.indep{margin-top:26px;display:grid;gap:0;border-top:1px solid var(--line)}
.indep li{display:flex;gap:12px;align-items:baseline;padding:12px 0;border-bottom:1px solid var(--line)}
.indep li::before{content:"";flex:none;width:8px;height:8px;border:1.5px solid var(--accent);transform:translateY(-1px) rotate(45deg)}
.who-grid .more{margin-top:24px}

/* ===== close ===== */
.close{padding:110px 0 120px;text-align:left}
.close .h2{font-size:clamp(2.75rem,1.4rem + 5vw,6rem);max-width:13em}
.close .row{margin-top:36px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px}
.close .addr{font-family:var(--mono);font-size:.9375rem;color:var(--ink-2);text-decoration:none}
.close .addr:hover{color:var(--brass)}

/* ===== footer ===== */
.foot{padding:48px 0 44px;border-top:1px solid var(--line);font-size:.875rem;color:var(--ink-2)}
.foot .grid{display:grid;gap:32px}
.foot .wm{font-size:2rem;color:var(--ink)}
.foot .ent{margin-top:8px;line-height:1.55}
.foot .links{margin-top:14px;display:grid;gap:2px}
.foot h2{font:500 .75rem/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.srcs{margin-top:10px;counter-reset:s}
.srcs li{display:grid;grid-template-columns:2rem 1fr;padding:9px 0;border-top:1px solid var(--line);line-height:1.45;scroll-margin-top:24px}
.srcs li::before{counter-increment:s;content:"[" counter(s) "]";font-family:var(--mono);font-size:.75rem;color:var(--brass);padding-top:.15em}
.srcs li:target{background:var(--accent-tint)}
.srcs .rd{display:block;font-family:var(--mono);font-size:.6875rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-top:2px}
.srcs a{word-break:break-all}
.colo{margin-top:24px;padding-top:12px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 20px;font:500 .6875rem/1.6 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
@media (min-width:900px){.foot .grid{grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px}}
.ref{font-family:var(--mono);font-size:.75em;color:var(--accent);text-decoration:none;white-space:nowrap}
.t-dark .ref{color:var(--brass)}

/* ===== inner pages ===== */
.page-h{padding-top:56px;padding-bottom:36px}
.page-h h1{font:400 clamp(3rem,1.6rem + 5.6vw,6.5rem)/.92 var(--display);letter-spacing:-.02em}
.page-h .dek{margin-top:18px}
.crumb{margin-bottom:22px;color:var(--ink-3)}
.crumb a{text-decoration:none}
.crumb a:hover{color:var(--accent)}
.list{border-top:1px solid var(--ink);margin-bottom:96px}
.list li{border-bottom:1px solid var(--line)}
.list a{display:grid;gap:14px;padding:22px 0;text-decoration:none;color:inherit}
.list .thumb{aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:#05090e}
.list .thumb img{width:100%;height:100%;object-fit:cover}
.list a:hover .post-t{color:var(--accent)}
.list a>span:last-child{display:grid;gap:8px;align-content:center}
.list .post-m{color:var(--ink-3)}
.list .post-t{font:400 clamp(1.75rem,1.3rem + 1.6vw,2.5rem)/1.05 var(--display);letter-spacing:-.01em;text-wrap:balance}
.list .post-d{color:var(--ink-2);max-width:40em}
@media (min-width:800px){.list a{grid-template-columns:260px 1fr;gap:32px;align-items:center}}

/* ===== article ===== */
.post-page{padding-top:48px;padding-bottom:96px}
.art-h{max-width:52rem}
.art-h h1{font:400 clamp(2.75rem,1.5rem + 4.8vw,5.5rem)/.95 var(--display);letter-spacing:-.02em;text-wrap:balance}
.post-page .dek{font-size:clamp(1.1875rem,1.05rem + .5vw,1.4375rem)}
.byline{margin-top:26px;padding:12px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;gap:4px 22px;color:var(--ink-3)}
.byline b{color:var(--ink);font-weight:500}
.art-cover{margin:36px 0 0;max-width:62rem}
.art-cover img{width:100%;border-radius:10px}
.art-cover figcaption{margin-top:10px;font:400 .6875rem/1.5 var(--mono);color:var(--ink-3)}
.prose{max-width:40rem;margin-top:40px;font-size:1.1875rem;line-height:1.72}
.prose>*+*{margin-top:1.15em}
.prose h2{font:400 2.25rem/1.05 var(--display);margin-top:1.7em;letter-spacing:-.01em}
.prose ol{counter-reset:pq;border-top:1px solid var(--line)}
.prose ol li{display:grid;grid-template-columns:2.6rem 1fr;padding:12px 0;border-bottom:1px solid var(--line)}
.prose ol li::before{counter-increment:pq;content:"Q" counter(pq);font:500 .75rem/1 var(--mono);color:var(--accent);padding-top:.55em}
.prose blockquote.pull{margin:1.8em 0;padding:4px 0 4px 22px;border-left:2px solid var(--brass);font:400 2rem/1.1 var(--display);color:var(--ink)}
.prose sup{line-height:0}
.prose sup a{font-family:var(--mono);font-size:.75em;color:var(--accent);text-decoration:none;padding:0 .1em}
.art-foot{max-width:40rem;margin-top:56px;padding-top:20px;border-top:1px solid var(--ink)}
.art-end{max-width:40rem;margin-top:40px;padding:24px 22px;border-radius:14px}
.art-end p+p{margin-top:8px;color:var(--ink-2)}
.art-end .btn{margin-top:18px}
.sample{margin-top:22px;padding:10px 14px;border:1px dashed var(--line-2);border-radius:8px;color:var(--ink-3);font-size:.9375rem}

/* ---------- v4: method strip (home, under Fig. 1) ---------- */
.method-strip{margin-top:72px;padding-top:18px;border-top:1px solid var(--ink);display:grid;gap:14px}
.method-strip .ms-t{font:400 clamp(1.75rem,1.25rem + 2vw,2.75rem)/1.08 var(--display);letter-spacing:-.01em;max-width:24em;text-wrap:balance}
.method-strip .more{width:fit-content}
@media (min-width:900px){.method-strip{grid-template-columns:minmax(0,1fr) minmax(0,3fr);column-gap:48px}.method-strip .more{grid-column:2}}

/* ---------- v4: the builder's plate ---------- */
/* A maker's plate, as riveted to ships, bridges and boilers: who built it and who stands behind it.
   Drawn in CSS so the mission line stays real, selectable text. */
.plate{position:relative;margin:0;padding:clamp(34px,7vw,52px) clamp(30px,7vw,60px);border-radius:12px;overflow:hidden;text-align:center;color:#4b2f07;
  background:repeating-linear-gradient(90deg,rgba(255,250,235,.07) 0 1px,transparent 1px 3px),linear-gradient(158deg,#f4d895 0%,#dcaa57 36%,#c48c36 60%,#e5b968 100%);
  box-shadow:inset 0 0 0 1px rgba(255,242,205,.6),inset 0 0 0 7px rgba(120,78,18,.16),inset 0 0 0 8px rgba(255,238,196,.4),0 1px 1px rgba(60,40,10,.3),0 26px 50px -22px rgba(60,40,10,.6)}
.plate .rv{position:absolute;width:15px;height:15px;border-radius:50%;background:radial-gradient(circle at 36% 30%,#fff4d2 0 16%,#dba653 46%,#8a5a12 100%);box-shadow:0 1px 1px rgba(60,40,10,.55),inset 0 -1px 1px rgba(60,40,10,.35);transition:transform .5s cubic-bezier(.3,1.6,.5,1),opacity .3s}
.plate .rv:nth-child(1){top:16px;left:16px}.plate .rv:nth-child(2){top:16px;right:16px}.plate .rv:nth-child(3){bottom:16px;left:16px}.plate .rv:nth-child(4){bottom:16px;right:16px}
.plate .eng{text-shadow:0 1px 0 rgba(255,246,220,.65),0 -1px 0 rgba(90,55,10,.3)}
.plate .pl-k{font:500 .75rem/1.3 var(--mono);letter-spacing:.34em;text-transform:uppercase}
.plate .pl-k b{display:block;margin-bottom:6px;font:400 clamp(1.75rem,1.3rem + 1.6vw,2.4rem)/1 var(--display);letter-spacing:.14em}
.plate .pl-r{height:0;margin:20px auto;max-width:12rem;border:0;border-top:1px solid rgba(90,55,10,.5);box-shadow:0 1px 0 rgba(255,246,220,.6)}
.plate .pl-m{font:400 clamp(1.5rem,1.1rem + 1.9vw,2.4rem)/1.12 var(--display);max-width:19em;margin:0 auto;text-wrap:balance}
.plate .pl-f{margin-top:20px;font:500 .75rem/1.4 var(--mono);letter-spacing:.24em;text-transform:uppercase}
.plate .pl-f,.plate .pl-k{color:#3a2405}
.plate::after{content:"";position:absolute;inset:-10% -60%;pointer-events:none;background:linear-gradient(104deg,transparent 42%,rgba(255,252,236,.6) 50%,transparent 58%);transform:translateX(-62%)}
.js .plate:not(.seen) .rv{transform:scale(1.7);opacity:0}
.js .plate.seen .rv:nth-child(2){transition-delay:.08s}.js .plate.seen .rv:nth-child(3){transition-delay:.16s}.js .plate.seen .rv:nth-child(4){transition-delay:.24s}
.js .plate.seen::after{animation:sheen 1.7s .55s cubic-bezier(.3,.6,.2,1) both}
@keyframes sheen{to{transform:translateX(62%)}}

/* ---------- v4: mission teaser (home) ---------- */
.mteaser .mt-col{display:grid;justify-items:center;gap:28px;text-align:center}
.mteaser .eyebrow{justify-content:center}
.mteaser .plate{width:100%;max-width:780px}
.mteaser .mt-foot{display:grid;justify-items:center;gap:8px}
.mteaser .sig{font:italic 400 clamp(2.25rem,1.8rem + 1.5vw,3rem)/1 var(--display);color:var(--ink-2)}

/* ---------- v4: Mission page ---------- */
.m-hero{padding-top:48px;padding-bottom:24px}
.m-hero .m-grid{display:grid;gap:36px}
.m-hero h1{margin-top:14px;font:400 clamp(3.25rem,1.6rem + 6vw,7rem)/.92 var(--display);letter-spacing:-.02em;text-wrap:balance}
.m-hero h1 em{color:var(--accent)}
.m-hero .dek{margin-top:18px}
@media (min-width:960px){.m-hero{padding-top:72px}.m-hero .m-grid{grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:72px;align-items:center}}
.letter{display:grid;gap:28px;padding-top:56px;padding-bottom:110px}
.letter .rail{color:var(--ink-3);display:grid;gap:4px;align-content:start}
.letter .rail b{color:var(--ink);font-weight:500}
.letter .prose{margin-top:0;font-size:clamp(1.1875rem,1.1rem + .3vw,1.3125rem)}
.letter .prose .hello{font:italic 400 clamp(2.25rem,1.8rem + 1.6vw,3rem)/1 var(--display);color:var(--accent)}
@media (min-width:960px){.letter{grid-template-columns:200px minmax(0,42rem);column-gap:72px}.letter>*:not(.rail){grid-column:2}.letter .rail{grid-row:1/span 9;position:sticky;top:32px;padding-top:6px;border-top:1px solid var(--ink)}}
.promises{margin-top:28px}
.promises h2{font:400 clamp(2rem,1.5rem + 2vw,2.75rem)/1 var(--display)}
.promises ol{margin-top:18px;display:grid;gap:0;counter-reset:pr;border-top:1px solid var(--line-2)}
.promises li{display:grid;grid-template-columns:44px minmax(0,1fr);column-gap:12px;padding:18px 0;border-bottom:1px solid var(--line-2);counter-increment:pr}
.promises li::before{content:counter(pr);grid-row:span 2;font:400 2.25rem/.9 var(--display);color:var(--accent)}
.promises h3{font-size:1.125rem;font-weight:600;line-height:1.3}
.promises p{margin-top:4px;color:var(--ink-2);line-height:1.55}
@media (min-width:720px){.promises li{grid-template-columns:52px minmax(0,13rem) minmax(0,1fr);column-gap:20px;align-items:baseline}.promises li::before{grid-row:auto}.promises p{margin-top:0}}
.letter .closing{font-size:clamp(1.1875rem,1.1rem + .3vw,1.3125rem);line-height:1.65;max-width:40rem}
.signoff{display:flex;flex-wrap:wrap;align-items:end;gap:18px 36px;padding-top:8px}
.signoff .sig{font:italic 400 clamp(3rem,2.2rem + 3vw,4.5rem)/.9 var(--display)}
.signoff .who{margin-top:8px;color:var(--ink-3)}

.links-404{margin-top:28px;display:flex;flex-wrap:wrap;gap:8px 28px;padding-bottom:80px}