@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:#132338;
  --navy:#10294D;
  --paper:#EEF2F5;
  --paper-raised:#F8FAFB;
  --line:#CBD3D9;
  --line-strong:#9AA7B0;
  --verify:#1068A8;
  --seal:#5B9BC7;
  --muted:#525C64;
  --max:1040px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:'Fraunces',serif;
  font-weight:500;
  line-height:1.12;
  margin:0 0 .4em;
  letter-spacing:-0.01em;
}

a{color:inherit}
img{max-width:100%;display:block}

.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--verify);
}

.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}

/* ---- Header ---- */
header.site{
  border-bottom:1px solid var(--line);
  background:var(--paper-raised);
  position:sticky;top:0;z-index:20;
}
.site-bar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;max-width:var(--max);margin:0 auto;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand-mark{width:30px;height:30px;flex:none}
.brand-name{font-family:'Fraunces',serif;font-size:1.28rem;font-weight:600;letter-spacing:-0.01em}

nav.site-nav{display:flex;gap:26px}
nav.site-nav a{
  text-decoration:none;font-size:.92rem;color:var(--ink);
  padding:4px 0;border-bottom:1px solid transparent;
}
nav.site-nav a:hover,nav.site-nav a.active{border-bottom-color:var(--verify);color:var(--verify)}

.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:4px;padding:6px 10px;font-family:'IBM Plex Mono',monospace;font-size:.8rem;cursor:pointer}

@media (max-width:720px){
  nav.site-nav{
    display:none;flex-direction:column;gap:0;
    position:absolute;left:0;right:0;top:100%;
    background:var(--paper-raised);border-bottom:1px solid var(--line);
  }
  nav.site-nav.open{display:flex}
  nav.site-nav a{padding:14px 28px;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
}

/* ---- Hero / ledger register header ---- */
.register{
  border-bottom:1px solid var(--line);
}
.register-row{
  display:grid;grid-template-columns:90px 1fr;
  border-top:1px solid var(--line);
  max-width:var(--max);margin:0 auto;
}
.register-row:first-of-type{border-top:none}
.register-cell-num{
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;color:var(--muted);
  padding:22px 12px 22px 28px;border-right:1px solid var(--line);
}
.register-cell-body{padding:22px 28px}

.hero{padding:64px 0 40px}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);max-width:16ch}
.hero p.lede{font-size:1.14rem;color:var(--muted);max-width:56ch;margin:18px 0 0}

/* ---- Seal / signature ---- */
.seal-stamp{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.08em;
  color:var(--seal);border:1px solid var(--seal);border-radius:100px;
  padding:6px 14px 6px 8px;text-transform:uppercase;
}
.seal-stamp svg{width:18px;height:18px}

/* ---- Sections ---- */
section{padding:56px 0}
section.alt{background:var(--paper-raised);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

.section-head{max-width:60ch;margin-bottom:34px}
.section-head h2{font-size:clamp(1.5rem,3vw,2rem)}
.section-head p{color:var(--muted);margin-top:10px}

/* ---- Ledger entry list (articles / pillars) ---- */
.ledger{border-top:1px solid var(--line)}
.entry{
  display:grid;grid-template-columns:90px 1fr auto;gap:20px;
  padding:24px 0;border-bottom:1px solid var(--line);align-items:baseline;
}
.entry .code{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--muted);padding-top:3px}
.entry h3{font-size:1.18rem;margin-bottom:6px}
.entry p{margin:0;color:var(--muted);font-size:.95rem;max-width:58ch}
.entry .date{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--muted);white-space:nowrap}
@media (max-width:640px){
  .entry{grid-template-columns:56px 1fr;}
  .entry .date{grid-column:2;padding-top:6px}
}

.entry a.entry-link{text-decoration:none;color:inherit;display:contents}

/* ---- Grid cards (about / values) ---- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{background:var(--paper-raised);padding:26px}
.card .eyebrow{margin-bottom:10px}
.card p{color:var(--muted);font-size:.94rem;margin:8px 0 0}
@media (max-width:720px){.grid-3{grid-template-columns:1fr}}

/* ---- Contact ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
@media (max-width:720px){.contact-grid{grid-template-columns:1fr}}
dl.contact-list{margin:0}
dl.contact-list div{padding:14px 0;border-top:1px solid var(--line)}
dl.contact-list dt{font-family:'IBM Plex Mono',monospace;font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
dl.contact-list dd{margin:4px 0 0;font-size:1rem}

form.contact-form{display:flex;flex-direction:column;gap:16px}
form.contact-form label{font-family:'IBM Plex Mono',monospace;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);display:block;margin-bottom:6px}
form.contact-form input,form.contact-form textarea{
  width:100%;border:1px solid var(--line-strong);background:var(--paper-raised);
  padding:12px 14px;font-family:'Inter',sans-serif;font-size:.95rem;border-radius:3px;color:var(--ink);
}
form.contact-form input:focus,form.contact-form textarea:focus{outline:2px solid var(--verify);outline-offset:1px}
form.contact-form button{
  align-self:flex-start;background:var(--ink);color:var(--paper);border:none;
  padding:13px 26px;font-family:'IBM Plex Mono',monospace;font-size:.82rem;letter-spacing:.06em;
  text-transform:uppercase;cursor:pointer;border-radius:3px;
}
form.contact-form button:hover{background:var(--verify)}
form.contact-form button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--verify);outline-offset:2px}

/* ---- Footer ---- */
footer.site{border-top:1px solid var(--line);padding:34px 0;background:var(--paper-raised)}
.footer-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}
.footer-row p{margin:0;font-family:'IBM Plex Mono',monospace;font-size:.75rem;color:var(--muted)}
.footer-links{display:flex;gap:20px}
.footer-links a{font-size:.8rem;text-decoration:none;color:var(--muted)}
.footer-links a:hover{color:var(--verify)}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---- Article page ---- */
.article-body{max-width:66ch;margin:0 auto}
.article-body p{margin:0 0 1.15em;font-size:1.02rem}
.article-body strong{color:var(--navy)}
.article-meta{max-width:66ch;margin:0 auto 34px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.article-meta .eyebrow{margin:0}
.article-meta .date{font-family:'IBM Plex Mono',monospace;font-size:.75rem;color:var(--muted)}
.back-link{font-family:'IBM Plex Mono',monospace;font-size:.82rem;text-decoration:none;color:var(--verify);display:block;margin-bottom:28px}
.back-link:hover{text-decoration:underline}

.logo-icon{height:34px;width:auto;display:block}
.hero-mark{width:120px;margin-bottom:22px}