/* assuredcredit.co: "ledger and authorization slip"
   Paper: cool green-bar ledger. Ink: deep evergreen. Brand green for links and marks; brand orange only for the
   on-record stamp and the focus ring. IBM Plex Sans / Sans Condensed for text, IBM Plex Mono for the slip, code and
   form records (the terminal and receipt vernacular of a 1990s payment gateway). */
@font-face{font-family:"Plex Sans";src:url(/assets/fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Sans";src:url(/assets/fonts/ibm-plex-sans-latin-400-italic.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}
@font-face{font-family:"Plex Sans";src:url(/assets/fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Condensed";src:url(/assets/fonts/ibm-plex-sans-condensed-latin-600-normal.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Mono";src:url(/assets/fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Plex Mono";src:url(/assets/fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}

:root{
  --paper:#f3f6f1; --band:#e5eee1; --band-2:#edf3ea; --card:#fff; --ink:#1a2b22; --ink-2:#4a5c52;
  --green:#1f6a3a; --green-hover:#134d29; --green-deep:#12382a; --brand:#4caf50; --orange:#f28c1b; --orange-ink:#a65200;
  --rule:#c6d3c3; --rule-soft:#dbe5d8; --phosphor:#cdefd3; --target:#fff1d1;
  --sans:"Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif; --cond:"Plex Condensed","Plex Sans",system-ui,sans-serif;
  --mono:"Plex Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --wrap:76rem; --measure:44rem; --r:6px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:1.25rem}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.62 var(--sans);font-kerning:normal;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}
a{color:var(--green);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.18em}
a:hover{color:var(--green-hover);text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--orange-ink);outline-offset:2px;border-radius:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 1.25rem}
@media (min-width:700px){.wrap{padding:0 2rem}}
.skip{position:absolute;left:-999px;top:.5rem;background:var(--ink);color:#fff;padding:.5rem .9rem;z-index:20;border-radius:var(--r)}
.skip:focus{left:.75rem}
p{margin:0 0 1rem}
strong,b{font-weight:600}
h1,h2,h3{color:var(--ink);text-wrap:balance}
h1,h2{font-family:var(--cond);font-weight:600;letter-spacing:-.005em}
h3{font:600 1.12rem/1.35 var(--sans);margin:1.8rem 0 .5rem}
.addr{font-family:var(--mono);font-size:.86em;word-break:break-all;background:var(--band-2);padding:.05em .3em;border-radius:3px}

/* ---------------------------------------------------------------- masthead */
.mast{background:var(--card);border-bottom:1px solid var(--rule);position:relative}
.mast::after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:4px;
  background:radial-gradient(circle at 2px 2px,var(--rule) 1.2px,transparent 1.6px) 0 0/10px 4px repeat-x}
.mast-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:4.5rem}
.brand{display:flex;align-items:center;gap:.85rem;text-decoration:none;color:var(--ink)}
.brand-wide{width:194px;height:auto;border-radius:3px}
.brand-sq{display:none;width:44px;height:44px;border-radius:3px}
.brand-sub{font:400 .8rem/1.2 var(--mono);color:var(--ink-2);border-left:1px solid var(--rule);padding-left:.85rem}
.nav-list{list-style:none;margin:0;padding:0;display:flex;gap:.15rem;align-items:center}
.nav-list>li{position:relative}
.nav-list a{display:block;white-space:nowrap;padding:.55rem .6rem;color:var(--ink);text-decoration:none;font-size:.95rem;border-radius:4px}
.nav-list a:hover{background:var(--band-2);color:var(--green-hover)}
.nav-list a[aria-current=page]{box-shadow:inset 0 -3px 0 var(--green);border-radius:0}
.has-sub>a::after{content:"";display:inline-block;margin-left:.35rem;width:.38rem;height:.38rem;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-.2rem) rotate(45deg)}
.sub{list-style:none;margin:0;padding:.4rem;position:absolute;left:0;top:100%;min-width:18rem;background:var(--card);border:1px solid var(--rule);border-radius:var(--r);box-shadow:0 10px 24px rgba(18,56,42,.12);display:none;z-index:10}
.has-sub:hover>.sub,.has-sub:focus-within>.sub{display:block}
.sub a{font-size:.92rem}
.nav-open,.nav-close{display:none}
@media (max-width:1060px){
  .brand-sub{display:none}
}
@media (max-width:1000px){
  .brand-wide{display:none}.brand-sq{display:block}.brand-sub{display:block}
  .nav-open{display:inline-block;font-weight:600;text-decoration:none;color:var(--ink);border:1px solid var(--rule);padding:.45rem .9rem;border-radius:var(--r);background:var(--paper)}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--card);border-bottom:1px solid var(--rule);box-shadow:0 14px 30px rgba(18,56,42,.14);padding:.75rem 1.25rem 1.25rem;z-index:15}
  .nav:target{display:block}
  .nav-close{display:inline-block;margin-bottom:.5rem;font-size:.9rem}
  .nav-list{flex-direction:column;align-items:stretch}
  .nav-list a{padding:.7rem .5rem;border-bottom:1px solid var(--rule-soft);border-radius:0}
  .nav-list a[aria-current=page]{box-shadow:inset 3px 0 0 var(--green)}
  .has-sub>a::after{display:none}
  .sub{display:block;position:static;box-shadow:none;border:0;padding:0 0 0 1rem;min-width:0}
}

/* ---------------------------------------------------------------- hero: the slip on the ledger */
.hero{position:relative;padding:2.5rem 0 3rem;border-bottom:1px solid var(--rule);
  background:repeating-linear-gradient(180deg,var(--paper) 0 3.25rem,var(--band) 3.25rem 6.5rem)}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--paper) 0,rgba(243,246,241,.86) 55%,rgba(243,246,241,.35) 100%);pointer-events:none}
.hero-grid{position:relative;display:grid;gap:2.5rem;grid-template-columns:minmax(0,1fr)}
@media (min-width:1000px){.hero-grid{grid-template-columns:minmax(0,1fr) 21.5rem;align-items:start;gap:3.5rem}}
.hero-text{max-width:48rem}
.crumbs ol{list-style:none;margin:0 0 1.25rem;padding:0;display:flex;flex-wrap:wrap;gap:.25rem .5rem;font-size:.85rem;color:var(--ink-2)}
.crumbs li+li::before{content:"›";margin-right:.5rem;color:var(--ink-2)}
.crumbs a{color:var(--ink-2)}
.kicker{font:500 .82rem/1.3 var(--mono);color:var(--green);margin:0 0 .75rem;letter-spacing:.01em}
.hero h1,.h1{font-size:clamp(2.1rem,1.2rem + 3.4vw,3.5rem);line-height:1.04;margin:0 0 1.1rem}
.hero h1.h1-long{font-size:clamp(1.75rem,1.1rem + 2.4vw,2.6rem);line-height:1.1}
.lead{font-size:1.16rem;line-height:1.55;max-width:42rem}
.subtitle{font:600 1.2rem/1.35 var(--sans);color:var(--ink-2);margin-top:-.35rem}
.mandate{font:400 1.24rem/1.5 var(--sans);color:var(--ink);border-left:4px solid var(--brand);padding:.15rem 0 .15rem 1.1rem;max-width:42rem;margin:0 0 1.4rem}
.hero .fig{margin:1.25rem 0}
.hero .fig--banner img{max-width:min(445px,100%)}
.hero-figs{display:flex;flex-wrap:wrap;gap:1.25rem;align-items:flex-end}
.hero-figs .fig--hero{margin:0;flex:1 1 20rem;max-width:30rem}
.hero-figs .fig--hero img{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:.5rem}

.slip{position:relative}
.slip-paper{position:relative;background:var(--card);font:400 .84rem/1.5 var(--mono);color:var(--ink);padding:1.25rem 1.3rem 2.1rem;
  border:1px solid var(--rule);border-bottom:0;box-shadow:0 18px 30px -18px rgba(18,56,42,.35);animation:print .9s cubic-bezier(.2,.7,.2,1) both}
.slip-paper::before{content:"";position:absolute;left:0;right:0;top:-1px;height:6px;
  background:radial-gradient(circle at 5px 0,var(--paper) 3px,transparent 3.5px) 0 0/10px 6px repeat-x}
.slip-paper::after{content:"";position:absolute;left:-1px;right:-1px;bottom:-11px;height:12px;
  background:linear-gradient(135deg,var(--card) 6px,transparent 0) 0 0/12px 12px repeat-x,
             linear-gradient(225deg,var(--card) 6px,transparent 0) 0 0/12px 12px repeat-x}
.slip-head{font:500 .9rem/1.3 var(--mono);margin:0 0 .85rem;padding-bottom:.7rem;border-bottom:1px dashed var(--rule)}
.slip-lines{margin:0}
.slip-row{display:grid;grid-template-columns:6.4rem minmax(0,1fr);gap:.6rem;padding:.42rem 0;border-bottom:1px dotted var(--rule)}
.slip-row dt{color:var(--ink-2)}
.slip-row dd{margin:0}
.slip-foot{margin:.9rem 0 0;padding-right:6.5rem;color:var(--ink-2);font-size:.76rem}
.slip-stamp{position:absolute;right:1rem;bottom:1.35rem;transform:rotate(-7deg);font:500 .72rem/1 var(--mono);letter-spacing:.08em;
  color:var(--orange-ink);border:2px solid var(--orange);border-radius:4px;padding:.35rem .5rem;opacity:.88}
@keyframes print{from{clip-path:inset(0 0 100% 0);transform:translateY(-10px)}to{clip-path:inset(0 0 -20px 0);transform:none}}
@media (prefers-reduced-motion:reduce){.slip-paper{animation:none}html{scroll-behavior:auto}}

/* ---------------------------------------------------------------- body */
.body-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:3rem;padding-top:2.75rem;padding-bottom:3.5rem}
@media (min-width:1150px){.body-grid{grid-template-columns:minmax(0,var(--measure)) 15rem;justify-content:space-between}}
.doc{max-width:var(--measure);min-width:0}
.doc>p,.block>p{max-width:var(--measure)}
.block{margin:0 0 3.5rem}
.block>h2,.doc>h2,.about-page h2{font-size:clamp(1.55rem,1.2rem + 1vw,2rem);line-height:1.15;margin:0 0 1rem;padding-top:.9rem;position:relative}
.block>h2::before,.about-page h2::before{content:"";position:absolute;top:0;left:0;width:2.75rem;height:4px;background:var(--brand);border-radius:2px}
.block>h2 a{color:inherit;text-decoration-color:var(--brand)}
.block h3 a{color:inherit;text-decoration-color:var(--brand)}
ul,ol{padding-left:1.25rem;margin:0 0 1.25rem}
li{margin:.3rem 0}
li::marker{color:var(--green)}
.cites{white-space:nowrap}
sup.cite{font-size:.7em;line-height:0;vertical-align:super;white-space:nowrap;margin-left:.05em}
sup.cite a{text-decoration:none;font-weight:600;padding:0 .08em;border-radius:2px}
sup.cite a:hover{text-decoration:underline}
sup.cite a:target{background:var(--target);outline:2px solid var(--orange)}

.toc{position:sticky;top:1.5rem;align-self:start;font-size:.9rem;border-left:1px solid var(--rule);padding-left:1.1rem;display:none}
@media (min-width:1150px){.toc{display:block}}
.toc-h{font:500 .8rem/1.3 var(--mono);color:var(--ink-2);margin:0 0 .6rem}
.toc ol{list-style:none;padding:0;margin:0;counter-reset:t}
.toc li{margin:.15rem 0}
.toc a{display:block;padding:.25rem 0;color:var(--ink);text-decoration:none;line-height:1.35}
.toc a:hover{color:var(--green-hover);text-decoration:underline}

.note,.note-p{background:var(--card);border:1px solid var(--rule);border-left:4px solid var(--green);border-radius:0 var(--r) var(--r) 0;padding:1rem 1.2rem;margin:1.5rem 0;max-width:var(--measure)}
.note p:last-child{margin-bottom:0}
.note-h{font-weight:600;margin-bottom:.35rem}
.aside-note{font-size:.93rem;color:var(--ink-2);max-width:var(--measure)}
.index-more{font-size:.95rem}
.quote{font:400 1.12rem/1.6 var(--sans);border-left:4px solid var(--brand);padding-left:1.1rem;margin:1rem 0 1.5rem}
.letter{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1.4rem 1.5rem .6rem;margin:1rem 0 1.75rem;box-shadow:0 1px 0 var(--rule-soft)}
.letter h3{margin-top:0;font-family:var(--mono);font-weight:500;font-size:.95rem;color:var(--green)}
.signature{font-weight:600}
.archive-label{font-weight:600;margin:1rem 0 .25rem}
.addr-line{margin:0 0 1rem}

/* the home index: a ledger of the site's parts */
.index{border-top:2px solid var(--ink);margin:1.25rem 0 0}
.index-row{display:grid;grid-template-columns:minmax(0,1fr);gap:.25rem 2rem;padding:1rem .9rem;border-bottom:1px solid var(--rule)}
.index-row:nth-child(odd){background:var(--band-2)}
@media (min-width:700px){.index-row{grid-template-columns:11rem minmax(0,1fr)}.index-row>.index-more{grid-column:2}}
.index-row h3{margin:0;font-size:1.05rem}
.index-row p{margin:0}

/* documents: patent text and press releases */
.document{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1.4rem 1.5rem .5rem;margin:1.25rem 0 1.5rem;font-size:1rem;position:relative}
.document::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:repeating-linear-gradient(180deg,var(--brand) 0 10px,transparent 10px 16px);border-radius:var(--r) 0 0 var(--r)}
.document-h{font:500 .8rem/1.4 var(--mono);color:var(--green);margin:0 0 1rem}
.document h3{font-size:1.02rem;margin:1.4rem 0 .4rem}
.doc-label{font-weight:600}
.press h3{font-size:.98rem}

/* features and stacks */
.features{display:grid;grid-template-columns:minmax(0,1fr);gap:0 2.25rem}
@media (min-width:760px){.features{grid-template-columns:repeat(2,minmax(0,1fr))}.feature--wide{grid-column:1/-1}}
.feature{border-top:2px solid var(--ink);padding:.9rem 0 .5rem}
.feature h3{margin:0 0 .4rem}
.stack{display:grid;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:1.25rem 2rem;margin:1.5rem 0}
.stack--two{grid-template-columns:repeat(auto-fit,minmax(17rem,1fr))}
.stack-col{border-top:1px solid var(--ink);padding-top:.75rem}
.stack-col--wide{grid-column:span 2}
@media (max-width:700px){.stack-col--wide{grid-column:auto}}
.stack-label{font-weight:600;margin:0 0 .4rem}
.stack-col ul,.stack-col ol{margin-bottom:.4rem}
.stack-col h3{margin-top:0}
.stack-h{font-weight:600;color:var(--ink-2);font-size:.95rem}
.steps{padding-left:1.4rem}
.code-list li{font-family:var(--mono);font-size:.9rem}
.menu-record{font:400 .92rem/1.55 var(--mono);background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1rem 1.2rem;margin:1rem 0 1.5rem;max-width:var(--measure)}
.menu-record p{margin:.15rem 0}
.menu-record-h{color:var(--green)}
.spec{font-size:.98rem;max-width:var(--measure)}
.layer-label{font:500 .8rem/1.4 var(--mono);color:var(--green);margin:.25rem 0 .5rem}
.code-name{font:500 .9rem/1.4 var(--mono);margin:1rem 0 .35rem}
pre{background:var(--green-deep);color:var(--phosphor);font:400 .84rem/1.55 var(--mono);padding:1.1rem 1.25rem;border-radius:var(--r);overflow:auto;margin:0 0 1.25rem;tab-size:2}
pre code{font:inherit}

/* figures */
.fig{margin:1.75rem 0}
.fig>img,.fig>a>img{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:.5rem}
.fig figcaption{margin-top:.55rem;font-size:.88rem;color:var(--ink-2);max-width:40rem}
.cap-orig{color:var(--ink);font-weight:600;margin-right:.35rem}
.fig--banner>img{border:0;padding:0;background:none;max-width:min(445px,100%)}
.fig--banner{margin:1.25rem 0 .75rem}
.fig--cta>img,.fig--cta>a>img{border:0;padding:0;background:none}
.fig--cta{margin:1.25rem 0}
.fig--wide>img{width:100%}
.fig--divider{margin:3rem 0}
.fig--logo{margin:0}
.fig--logo>img{border:0;padding:0;background:none}
.figlink{display:inline-block}

/* form records: the original forms, read-only */
.formrec{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1.4rem 1.5rem 1rem;margin:1rem 0 2rem;position:relative}
.formrec::before{content:"";position:absolute;left:0;right:0;top:0;height:6px;background:repeating-linear-gradient(90deg,var(--brand) 0 18px,var(--card) 18px 24px);border-radius:var(--r) var(--r) 0 0}
.formrec-head{display:flex;flex-wrap:wrap;gap:1rem 1.5rem;align-items:center;margin:.5rem 0 1rem;padding-bottom:1rem;border-bottom:1px dashed var(--rule)}
.formrec-status{margin:0;font-size:.9rem;color:var(--ink-2);max-width:30rem}
.rec-name{font:400 .8rem/1.5 var(--mono);color:var(--ink-2);margin:0 0 1rem}
.rec-name span{color:var(--ink)}
.rec-notice{background:var(--band-2);border-left:4px solid var(--green);padding:.8rem 1rem;font-size:.95rem}
.rec-fields{margin:0}
.rec-fields dt{font-weight:600;font-size:.95rem;margin-top:1.1rem}
.rec-fields dd{margin:.35rem 0 0}
.rec-box{display:inline-block;min-width:min(20rem,100%);max-width:100%;border:1px dashed #9fb39d;border-radius:4px;background:#f8faf7;padding:.4rem .65rem;font:400 .86rem/1.4 var(--mono);color:var(--ink-2);vertical-align:middle}
.rec-box--area{display:block;min-height:4.5rem;width:100%}
.rec-box--select{padding-right:2rem;position:relative}
.rec-box--select::after{content:"";position:absolute;right:.7rem;top:50%;width:.4rem;height:.4rem;border-right:1.5px solid var(--ink-2);border-bottom:1.5px solid var(--ink-2);transform:translateY(-70%) rotate(45deg)}
.rec-req{font:400 .74rem/1 var(--mono);color:var(--orange-ink);margin-left:.5rem;white-space:nowrap}
.rec-opts{list-style:none;padding:0;margin:.5rem 0 0;display:flex;flex-wrap:wrap;gap:.4rem}
.rec-opts li{margin:0;font:400 .8rem/1.3 var(--mono);border:1px solid var(--rule);border-radius:3px;padding:.2rem .5rem;background:var(--card)}
.rec-button{margin:1.4rem 0 .5rem;display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}
.rec-btn{display:inline-block;background:#3f8f43;color:#fff;font-weight:600;padding:.55rem 1.4rem;border-radius:4px;cursor:default;user-select:text}
.rec-btn-note{font-size:.82rem;color:var(--ink-2)}
.link-row{font-size:.95rem}
.notice{background:var(--card);border:1px solid var(--rule);border-left:4px solid var(--green);padding:.9rem 1.1rem;border-radius:0 var(--r) var(--r) 0}

/* FAQ */
.qa{border-top:1px solid var(--rule);padding:.6rem 0 .2rem}
.qa h3{margin:.6rem 0 .35rem}

/* about this page */
.about-page{margin:1rem 0 0;padding:1.4rem 1.5rem .4rem;background:var(--band-2);border-radius:var(--r);font-size:.94rem}
.about-page h2{font-size:1.3rem;margin:0 0 .7rem;padding-top:.8rem;position:relative}

/* ---------------------------------------------------------------- references: a green-bar ledger */
.references{background:var(--card);border-top:1px solid var(--rule);padding:2.75rem 0 2.5rem}
.references h2{font-size:1.75rem;margin:0 0 .4rem}
.ref-intro{color:var(--ink-2);font-size:.92rem;margin-bottom:1.25rem}
.references ol{margin:0;padding:0 0 0 2.6rem;list-style:decimal;font-size:.9rem;line-height:1.5;position:relative;max-width:62rem}
.references ol::before{content:"";position:absolute;left:0;top:0;bottom:0;width:1.1rem;
  background:radial-gradient(circle at 50% 50%,var(--paper) 3.5px,transparent 4px) 0 0/1.1rem 1.6rem repeat-y;border-right:1px dashed var(--rule)}
.references li{padding:.55rem .75rem .55rem .5rem;margin:0}
.references li:nth-child(odd){background:var(--band-2)}
.references li::marker{font-family:var(--mono);color:var(--ink-2);font-size:.85em}
.references li:target{background:var(--target);outline:2px solid var(--orange);outline-offset:-2px}
.ref-back{margin-right:.4rem;font-family:var(--mono);text-decoration:none}
.ref-back a{text-decoration:none;font-family:var(--mono);padding:0 .1rem}
.ref-title{font-weight:600}
.ref-site,.ref-date,.ref-note{color:var(--ink-2)}

.further-reading{background:var(--card);padding:0 0 3rem}
.further-reading .wrap{border-top:1px dashed var(--rule);padding-top:2rem}
.further-reading h2{font-size:1.35rem;margin:0 0 .4rem}
.further-reading ul{list-style:none;margin:0;padding:0;font-size:.88rem;line-height:1.5;max-width:62rem;columns:2 22rem;column-gap:2.5rem}
.further-reading li{margin:0 0 .5rem;padding-left:1rem;position:relative;break-inside:avoid}
.further-reading li::before{content:"";position:absolute;left:0;top:.6em;width:.4rem;height:.4rem;border:1px solid var(--green);border-radius:50%}
.further-reading a{font-weight:600}

/* ---------------------------------------------------------------- footer */
.foot{background:var(--green-deep);color:#dfece3;padding:3rem 0 1.5rem;font-size:.93rem}
.foot a{color:#bfe5c8}
.foot a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:2rem}
@media (min-width:800px){.foot-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) minmax(0,1fr)}}
.foot-brand img{width:55px;height:55px;border-radius:3px;margin-bottom:.9rem}
.foot-about{max-width:28rem;color:#dfece3}
.foot-h{font:500 .8rem/1.3 var(--mono);color:#a9cdb3;margin:0 0 .6rem}
.foot-col ul{list-style:none;padding:0;margin:0}
.foot-col li{margin:.3rem 0}
.foot-note{color:#a9cdb3;font-size:.85em}
.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 2rem;border-top:1px solid rgba(223,236,227,.2);margin-top:2.5rem;padding-top:1.25rem;font-size:.84rem;color:#a9cdb3}
.foot-base p{margin:0}
.nf-list{columns:2 16rem}

@media print{.mast,.toc,.foot,.slip-stamp{display:none}.hero{background:none}.slip-paper{animation:none;box-shadow:none}a{color:inherit}}

/* ---------------------------------------------------------------- lineage page (3 Nov): step strip, ledger timeline, steps, evidence */
.strip{list-style:none;margin:1.6rem 0 0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));max-width:44rem;
  background:var(--card);border:1px solid var(--rule);border-radius:var(--r);box-shadow:0 1px 0 var(--rule-soft);overflow:hidden}
.strip li{margin:0;border-left:1px dashed var(--rule)}
.strip li:first-child{border-left:0}
.strip a{display:flex;flex-direction:column;gap:.15rem;height:100%;padding:.75rem .9rem .8rem;color:var(--ink);text-decoration:none;position:relative}
.strip a:hover{background:var(--band-2)}
.strip li:not(:last-child) a::after{content:"→";position:absolute;right:.65rem;top:.6rem;font:500 .85rem/1 var(--mono);color:var(--green)}
.strip-n{font:500 .72rem/1.2 var(--mono);color:var(--green)}
.strip-name{font:600 1.02rem/1.2 var(--cond)}
.strip-yr{font:400 .78rem/1.3 var(--mono);color:var(--ink-2)}
@media (max-width:620px){.strip{grid-template-columns:repeat(2,minmax(0,1fr))}.strip li:nth-child(3){border-left:0}.strip li:nth-child(n+3){border-top:1px dashed var(--rule)}}

.legend{list-style:none;margin:.5rem 0 1rem;padding:0;display:flex;flex-direction:column;gap:.45rem;font-size:.9rem;color:var(--ink-2);max-width:var(--measure)}
.legend li{margin:0;display:flex;gap:.6rem;align-items:baseline}
.legend .tag{flex:none;min-width:8.6rem;text-align:center}
.tag{display:inline-block;font:500 .7rem/1 var(--mono);letter-spacing:.02em;padding:.3rem .45rem;border-radius:3px;white-space:nowrap}
.tag--rec{background:#d9eadb;color:var(--green-deep)}
.tag--pri{background:var(--green-deep);color:#fff}
.tag--own{background:var(--card);color:var(--ink-2);box-shadow:inset 0 0 0 1px #8fa58d}

.ledger{list-style:none;margin:1rem 0 .5rem;padding:0 0 0 1.5rem;position:relative;background:var(--card);border:1px solid var(--rule);
  border-top:2px solid var(--ink);border-radius:0 0 var(--r) var(--r);overflow:hidden}
.ledger::before{content:"";position:absolute;left:0;top:0;bottom:0;width:1.1rem;border-right:1px dashed var(--rule);
  background:radial-gradient(circle at 50% 50%,var(--paper) 3.5px,transparent 4px) 0 .3rem/1.1rem 1.6rem repeat-y}
.ledger-row{display:grid;grid-template-columns:6.6rem minmax(0,1fr);gap:.25rem 1.1rem;margin:0;padding:.75rem 1.1rem .75rem .7rem;border-bottom:1px solid var(--rule-soft)}
.ledger-row:nth-child(odd){background:var(--band-2)}
.ledger-row:last-child{border-bottom:0}
.ledger-date{font:500 .86rem/1.5 var(--mono);color:var(--green-deep);white-space:nowrap}
.ledger-entry p{margin:0;font-size:.97rem;line-height:1.5}
.ledger-entry .ledger-meta{display:flex;flex-wrap:wrap;gap:.35rem .5rem;align-items:center;margin-top:.4rem}
.ledger-step{font:500 .74rem/1.2 var(--mono);color:var(--green);text-decoration:none;border-bottom:1px solid currentColor;margin-right:.15rem}
.ledger-step:hover{color:var(--green-hover)}
@media (max-width:560px){.ledger{padding-left:1.3rem}.ledger-row{grid-template-columns:minmax(0,1fr);padding:.7rem .85rem .75rem .6rem}}

.step-no{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;font:500 .8rem/1.3 var(--mono);color:var(--ink-2);margin:0 0 .5rem}
.step-n{background:var(--green);color:#fff;padding:.25rem .5rem;border-radius:3px;letter-spacing:.02em}
.step-sum{font-size:1.1rem;line-height:1.55;border-left:4px solid var(--brand);padding:.1rem 0 .1rem 1.05rem;margin:0 0 1.4rem}
.step-part h3{font:500 .8rem/1.3 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--green);margin:1.6rem 0 .55rem}
.step-part--carry{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1rem 1.2rem .35rem;margin-top:1.6rem;position:relative}
.step-part--carry::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:var(--r) 0 0 var(--r);
  background:repeating-linear-gradient(180deg,var(--brand) 0 10px,transparent 10px 16px)}
.step-part--carry h3{margin-top:0}
.handoff{font:500 .85rem/1.4 var(--mono)}
.handoff a{text-decoration:none}
.handoff a::after{content:" ↓"}
.versions{list-style:none;padding:0;margin:1rem 0 1.25rem;counter-reset:v}
.versions li{position:relative;counter-increment:v;margin:0 0 1rem;padding:0 0 0 2.6rem}
.versions li::before{content:counter(v,decimal-leading-zero);position:absolute;left:0;top:.1rem;font:500 .78rem/1 var(--mono);color:var(--green);
  border:1px solid var(--green);border-radius:3px;padding:.28rem .32rem}
.v-label{display:block;font-weight:600;margin-bottom:.15rem}
.evidence{border-top:2px solid var(--ink);margin:1.75rem 0 0;padding:.85rem 0 0}
.evidence-h{font:500 .78rem/1.3 var(--mono);color:var(--ink-2);margin:0 0 .6rem}
.evidence dl{margin:0;display:grid;grid-template-columns:minmax(0,1fr);gap:.15rem 1.4rem}
@media (min-width:700px){.evidence dl{grid-template-columns:11.5rem minmax(0,1fr)}}
.evidence dt{font-weight:600;font-size:.92rem}
.evidence dd{margin:0 0 .8rem;font-size:.95rem}

.ltable{width:100%;border-collapse:collapse;margin:1rem 0 1.5rem;font-size:.92rem;line-height:1.45;background:var(--card);border-top:2px solid var(--ink)}
.ltable-cap{caption-side:top;text-align:left;font:500 .78rem/1.3 var(--mono);color:var(--ink-2);padding:0 0 .5rem}
.ltable th,.ltable td{text-align:left;vertical-align:top;padding:.65rem .75rem;border-bottom:1px solid var(--rule)}
.ltable thead th{font:500 .74rem/1.3 var(--mono);color:var(--ink-2);background:var(--card)}
.ltable tbody tr:nth-child(odd){background:var(--band-2)}
.ltable tbody th{font-weight:600;width:22%}
@media (max-width:700px){
  .ltable thead{display:none}
  .ltable-cap{display:block;width:100%}
  .ltable,.ltable tbody,.ltable tr,.ltable th,.ltable td{display:block;width:100%}
  .ltable tbody th{width:100%;padding:.7rem .8rem .2rem;border:0}
  .ltable td{border:0;padding:.35rem .8rem}
  .ltable tr{border-bottom:1px solid var(--rule);padding-bottom:.45rem}
  .ltable td::before{content:attr(data-label);display:block;font:500 .7rem/1.3 var(--mono);color:var(--ink-2);margin-bottom:.1rem}
}
.dates{border-top:2px solid var(--ink);margin:1rem 0 1.25rem}
.date-row{display:grid;grid-template-columns:4.5rem minmax(0,1fr);gap:.25rem 1rem;padding:.8rem .9rem;border-bottom:1px solid var(--rule)}
.date-row:nth-child(odd){background:var(--band-2)}
.date-row p{margin:0}
.date-y{font:600 1.35rem/1.2 var(--cond);color:var(--green-deep)}

/* notes beside original words (home "About this page" box; footer logo) */
.about-note{border-top:1px dashed var(--rule);padding-top:.85rem}
.about-note-h{font-weight:600}
.foot-logo{display:flex;gap:1rem;align-items:flex-start;margin-bottom:.9rem}
.foot-logo img{margin-bottom:0;flex:none}
.foot-date{margin:0;font-size:.82rem;line-height:1.45;color:#c9dfcf;max-width:24rem}