:root{
  --ink:#0A1F36;--navy:#0F2D4F;--navy2:#173B63;
  --paper:#F1F4F7;--white:#fff;
  --text:#14263A;--muted:#475B70;--line:#D3DBE4;
  --accent:#1F7A6B;--accent-lt:#63CDB8;
  --max:1120px;--gap:clamp(1.25rem,4vw,3rem);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:400 1.0625rem/1.6 "Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:#fff;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--accent);text-underline-offset:.18em}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--accent-lt);outline-offset:3px;border-radius:2px}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:var(--ink);padding:.75rem 1rem;z-index:100}
.skip:focus{left:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 1.25rem}

h1,h2,h3{text-wrap:balance;font-family:"Newsreader",Georgia,serif;font-weight:500;line-height:1.12;letter-spacing:-.012em;margin:0 0 .55em;color:var(--ink)}
h1{font-size:clamp(2.35rem,5.6vw,3.9rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.35rem)}
h3{font-size:1.35rem;line-height:1.2}
p{margin:0 0 1em}
.lead{font-size:clamp(1.1rem,1.6vw,1.28rem);line-height:1.55;color:var(--muted);max-width:62ch}

/* header */
.site-header{background:var(--ink);color:#fff;position:relative;z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:4.5rem}
.brand{display:flex;align-items:center;gap:.65rem;color:#fff;text-decoration:none;font:600 1.3rem/1 "Public Sans",sans-serif;letter-spacing:-.01em}
.brand:hover{color:#fff}
.brand svg{width:30px;height:30px;flex:none}
.brand small{display:block;font:400 .72rem/1.2 "Public Sans",sans-serif;color:#9FB3C8;letter-spacing:.01em;margin-top:.2rem}
.nav{display:flex;align-items:center;gap:1.4rem}
.nav a{color:#C9D6E3;text-decoration:none;font-size:.95rem;font-weight:500}
.nav a:hover,.nav a[aria-current="page"]{color:#fff}
.nav a[aria-current="page"]{box-shadow:0 2px 0 var(--accent-lt);padding-bottom:3px}
.nav .btn{color:var(--ink)}
.menu-btn{display:none;background:none;border:1px solid #3A5675;color:#fff;border-radius:6px;padding:.5rem .8rem;font:500 .95rem "Public Sans",sans-serif;cursor:pointer}
@media(max-width:1040px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--ink);flex-direction:column;align-items:stretch;gap:0;padding:.5rem 1.25rem 1.25rem;border-top:1px solid #1E3A58}
  .nav.open{display:flex}
  .nav a{padding:.85rem 0;border-bottom:1px solid #1E3A58;font-size:1.05rem}
  .nav .btn{margin-top:1rem;text-align:center;border:0}
}

/* buttons */
.btn{display:inline-block;background:var(--accent-lt);color:var(--ink);font-weight:600;text-decoration:none;padding:.8rem 1.35rem;border-radius:6px;border:0;font-size:1rem;font-family:inherit;cursor:pointer}
.btn:hover{background:#fff;color:var(--ink)}
.btn.sm{padding:.55rem 1rem;font-size:.93rem}
.btn.line{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px #52708F}
.btn.line:hover{background:#fff;color:var(--ink)}
.btn.dark{background:var(--ink);color:#fff}
.btn.dark:hover{background:var(--navy2);color:#fff}
.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}

/* hero */
.hero{background:var(--ink);color:#fff;padding:clamp(2.5rem,7vw,5.5rem) 0 clamp(3rem,7vw,5.5rem)}
.hero h1{color:#fff;max-width:18ch}
.hero .lead{color:#B8C9DA}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:var(--gap);align-items:center}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}}

/* ledger: the one memorable element */
.ledger{border:1px solid #2A4767;border-radius:8px;background:var(--navy);overflow:hidden}
.ledger caption{caption-side:top;text-align:left;padding:.9rem 1.1rem;font-size:.85rem;color:#9FB3C8;border-bottom:1px solid #2A4767}
.ledger table{width:100%;border-collapse:collapse}
.ledger th,.ledger td{text-align:left;vertical-align:top;padding:1rem 1.1rem;border-bottom:1px solid #22415F;font-weight:400}
.ledger tr:last-child th,.ledger tr:last-child td{border-bottom:0}
.ledger thead th{font-size:.8rem;color:#9FB3C8;font-weight:500;padding:.7rem 1.1rem;border-bottom:1px solid #2A4767}
.ledger tbody th{width:52%}
.ledger .cite{display:block;color:var(--accent-lt);font-weight:600;font-size:.95rem;font-variant-numeric:tabular-nums}
.ledger .rule{display:block;color:#C9D6E3;font-size:.9rem;line-height:1.45;margin-top:.2rem}
.ledger td{color:#fff;font-size:.95rem;line-height:1.45}
@media(max-width:640px){
  .ledger thead{display:none}
  .ledger tr,.ledger th,.ledger td{display:block;width:100%!important}
  .ledger tbody tr{border-bottom:1px solid #22415F;padding:.4rem 0}
  .ledger tbody tr:last-child{border-bottom:0}
  .ledger th,.ledger td{border:0!important;padding:.45rem 1.1rem}
  .ledger td::before{content:"We run: ";color:#9FB3C8}
}

/* inner hero */
.page-hero{background:var(--ink);color:#fff;padding:2.2rem 0 clamp(2.5rem,5vw,4rem)}
.page-hero h1{color:#fff;font-size:clamp(2.1rem,4.6vw,3.2rem);max-width:22ch}
.page-hero .lead{color:#B8C9DA}
.crumbs{font-size:.88rem;color:#9FB3C8;margin-bottom:1.6rem}
.crumbs a{color:#C9D6E3}
.crumbs a:hover{color:#fff}
.crumbs span[aria-hidden]{margin:0 .45rem}

/* sections */
section{padding:clamp(3rem,6vw,5rem) 0}
.paper{background:var(--paper)}
.sec-head{max-width:46rem;margin-bottom:2.2rem}
.sec-head p{color:var(--muted)}
.split{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:var(--gap)}
.split.even{grid-template-columns:1fr 1fr}
@media(max-width:800px){.split,.split.even{grid-template-columns:1fr}}

/* vertical rows */
.vrows{border-top:2px solid var(--ink)}
.vrow{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr) auto;gap:var(--gap);align-items:start;padding:1.8rem 0;border-bottom:1px solid var(--line)}
.vrow h3{font-size:1.9rem;margin:0}
.vrow .cite{color:var(--muted);font-size:.9rem;margin-top:.35rem}
.vrow p{margin:0;color:var(--text)}
.vrow .go{font-weight:600;white-space:nowrap}
@media(max-width:800px){.vrow{grid-template-columns:1fr;gap:.6rem}}

/* lists */
.svc{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:var(--gap);border-top:2px solid var(--ink)}
.svc li{padding:1.1rem 0;border-bottom:1px solid var(--line)}
.svc a{font-weight:600;font-size:1.1rem;text-decoration:none}
.svc a:hover{text-decoration:underline}
.svc span{display:block;color:var(--muted);font-size:.97rem;margin-top:.15rem}
@media(max-width:700px){.svc{grid-template-columns:1fr}}
.check{list-style:none;margin:0 0 1.2rem;padding:0}
.check li{padding:.55rem 0 .55rem 1.7rem;position:relative;border-bottom:1px solid var(--line)}
.check li::before{content:"";position:absolute;left:.1rem;top:1.05rem;width:.55rem;height:.3rem;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}

/* steps: a true sequence */
.steps{list-style:none;counter-reset:s;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.steps li{counter-increment:s;border-top:2px solid var(--ink);padding-top:1rem}
.steps li::before{content:counter(s);font:500 2rem/1 "Newsreader",serif;color:var(--accent);display:block;margin-bottom:.5rem}
.steps h3{font-size:1.2rem;margin-bottom:.3rem}
.steps p{font-size:.97rem;color:var(--muted);margin:0}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}

/* requirements table on inner pages */
.reqs{width:100%;border-collapse:collapse;border-top:2px solid var(--ink)}
.reqs th,.reqs td{text-align:left;vertical-align:top;padding:1.1rem 1rem 1.1rem 0;border-bottom:1px solid var(--line);font-weight:400}
.reqs thead th{font-size:.85rem;color:var(--muted);font-weight:600;padding-top:.7rem;padding-bottom:.7rem}
.reqs tbody th{width:34%}
.reqs .cite{display:block;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums}
.reqs .name{display:block;color:var(--ink);font-weight:600}
@media(max-width:760px){
  .reqs thead{display:none}
  .reqs tr,.reqs th,.reqs td{display:block;width:100%!important;padding-right:0}
  .reqs tr{border-bottom:1px solid var(--line);padding:.7rem 0}
  .reqs th,.reqs td{border:0;padding-top:.2rem;padding-bottom:.2rem}
}

/* FAQ */
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:2px solid var(--ink)}
.faq summary{cursor:pointer;font-weight:600;padding:1.1rem 2rem 1.1rem 0;list-style:none;position:relative;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:.85rem;font-size:1.5rem;font-weight:400;color:var(--accent)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{padding:0 2rem 1.2rem 0;color:var(--muted);max-width:66ch;margin:0}

/* CTA */
.cta{background:var(--navy);color:#fff}
.cta h2{color:#fff;max-width:20ch}
.cta p{color:#B8C9DA;max-width:56ch}
.cta .actions{margin-top:1.4rem}

/* note */
.note{border-left:3px solid var(--accent);background:var(--paper);padding:1rem 1.2rem;font-size:.95rem;color:var(--muted);margin:1.6rem 0}
.paper .note{background:#fff}

/* prose (guides) */
.prose{max-width:42rem;font-family:"Newsreader",Georgia,serif;font-size:1.22rem;line-height:1.65}
.prose h2{font-size:1.75rem;margin-top:2.2rem}
.prose h3{font-size:1.35rem;margin-top:1.6rem}
.prose ul,.prose ol{padding-left:1.3rem}
.prose li{margin-bottom:.5rem}
.prose .note{font-family:"Public Sans",sans-serif;font-size:.95rem}
.byline{font-size:.93rem;color:#9FB3C8;margin-top:1rem}
.posts{list-style:none;padding:0;margin:0;border-top:2px solid var(--ink)}
.posts li{padding:1.4rem 0;border-bottom:1px solid var(--line)}
.posts a{font:500 1.6rem/1.2 "Newsreader",serif;text-decoration:none;color:var(--ink)}
.posts a:hover{color:var(--accent)}
.posts p{margin:.4rem 0 0;color:var(--muted);max-width:60ch}

/* form */
form.contact{display:grid;gap:1.1rem;max-width:34rem}
form.contact label{display:grid;gap:.35rem;font-weight:600;font-size:.95rem;color:var(--ink)}
form.contact input,form.contact select,form.contact textarea{font:inherit;padding:.75rem .85rem;border:1.5px solid #9DAEC0;border-radius:6px;background:#fff;color:var(--text)}
form.contact textarea{min-height:9rem;resize:vertical}

/* footer */
.site-footer{background:var(--ink);color:#B8C9DA;padding:3rem 0 2rem;font-size:.95rem}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:var(--gap)}
.site-footer h2{font:600 .9rem "Public Sans",sans-serif;color:#fff;margin-bottom:.8rem;letter-spacing:0}
.site-footer a{color:#C9D6E3;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:.45rem}
.fine{border-top:1px solid #1E3A58;margin-top:2rem;padding-top:1.2rem;font-size:.85rem;color:#8FA5BB}
@media(max-width:800px){.foot{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.foot{grid-template-columns:1fr}}

/* the single orchestrated moment: ledger rows settle in on first load */
@media(prefers-reduced-motion:no-preference){
  .ledger tbody tr{animation:settle .6s ease both}
  .ledger tbody tr:nth-child(2){animation-delay:.12s}
  .ledger tbody tr:nth-child(3){animation-delay:.24s}
  .ledger tbody tr:nth-child(4){animation-delay:.36s}
}
@keyframes settle{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.frames{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);column-gap:var(--gap);border-top:2px solid var(--ink)}
.frames li{padding:.95rem 0;border-bottom:1px solid var(--line);font-weight:600;color:var(--ink);line-height:1.3}
@media(max-width:900px){.frames{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.frames{grid-template-columns:1fr}}