/* agentgovernancesdk.com — THE CHARTER. Institutional slate + oxblood; the page
   reads as a formal instrument: numbered articles, a capability schedule, seals. */
:root{
  --bg:#eef0f2; --panel:#f9fafb; --deep:#1f2937; --deep-2:#111827;
  --line:#d3d8de; --line-2:#aeb6c0;
  --ink:#1c232e; --ink-2:#4a5563; --ink-3:#8792a0;
  --ox:#7a2e2e; --ox-ink:#5e2222; --ox-soft:#f4e8e8;
  --gold:#8a6d2f;
  --disp:"Archivo",system-ui,sans-serif;
  --body:"Source Serif 4",Georgia,serif;
  --sans:"Archivo",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; background:var(--bg); color:var(--ink); font:400 16.5px/1.68 var(--body);}
a{color:var(--ox-ink); text-decoration:none; border-bottom:1px solid var(--line-2);}
a:hover{border-bottom-color:var(--ox);}
.wrap{max-width:960px; margin:0 auto; padding:0 24px;}

/* letterhead */
.bar{display:flex; align-items:center; justify-content:space-between; padding:22px 0; border-bottom:4px solid var(--deep);}
.brand{display:flex; align-items:center; gap:12px; font:700 1.05rem/1.1 var(--disp); letter-spacing:.02em; text-transform:uppercase;}
.brand .crest{width:34px; height:34px; flex:none;}
.brand .by{display:block; font:500 .6rem/1.4 var(--sans); letter-spacing:.18em; color:var(--ink-3); text-transform:uppercase;}
.bar nav{display:flex; gap:22px; font:600 .78rem/1 var(--sans); letter-spacing:.06em; text-transform:uppercase;}
.bar nav a{color:var(--ink-2); border:0;}
.bar nav a:hover{color:var(--ox);}
@media(max-width:640px){.bar nav{display:none}}

/* preamble */
.hero{padding:56px 0 12px; max-width:800px;}
.whereas{font:600 .68rem/1 var(--sans); letter-spacing:.22em; text-transform:uppercase; color:var(--ox); margin-bottom:16px;}
h1{font:700 clamp(1.9rem,4.8vw,2.9rem)/1.14 var(--disp); margin:0; letter-spacing:-.01em; text-wrap:balance; text-transform:none;}
.hero .sub{font-size:1.08rem; color:var(--ink-2); margin:22px 0 0; max-width:60ch;}
.cta{display:flex; gap:14px; margin-top:28px; flex-wrap:wrap;}
.btn{display:inline-block; font:700 .8rem/1 var(--sans); letter-spacing:.08em; text-transform:uppercase; padding:1em 1.7em; border:2px solid var(--deep); cursor:pointer; background:transparent; color:var(--deep); transition:all .18s ease;}
.btn-p{background:var(--deep); color:#fff;}
.btn-p:hover{background:var(--ox); border-color:var(--ox);}
.btn-s:hover{border-color:var(--ox); color:var(--ox);}

/* articles */
section{padding:66px 0 0;}
.art-n{font:700 .7rem/1 var(--sans); letter-spacing:.22em; text-transform:uppercase; color:var(--ink-3); margin-bottom:10px;}
.art-n b{color:var(--ox);}
h2{font:700 1.55rem/1.25 var(--disp); margin:0; letter-spacing:-.005em;}
.sec-l{color:var(--ink-2); margin:14px 0 0; max-width:62ch;}

/* the schedule — capability table */
.schedwrap{overflow-x:auto; margin-top:28px; border:2px solid var(--deep); background:var(--panel);}
table.sched{border-collapse:collapse; width:100%; min-width:640px; font-size:.9rem;}
.sched th{font:700 .68rem/1.4 var(--sans); letter-spacing:.1em; text-transform:uppercase; color:#fff; background:var(--deep); text-align:left; padding:12px 16px;}
.sched td{padding:13px 16px; border-bottom:1px solid var(--line); vertical-align:top; color:var(--ink-2);}
.sched td:first-child{font:700 .8rem/1.5 var(--sans); color:var(--ink); white-space:nowrap;}
.sched tr:last-child td{border-bottom:none;}
.sched tr{opacity:0; transform:translateX(-8px); transition:opacity .45s ease, transform .45s ease;}
.sched tr.seen{opacity:1; transform:none;}
.sched .tick{color:var(--ox); font-weight:700;}

/* clause list */
.clauses{margin-top:26px; counter-reset:clause;}
.clause{display:flex; gap:18px; padding:18px 0; border-bottom:1px solid var(--line);}
.clause:last-child{border-bottom:none;}
.clause::before{counter-increment:clause; content:"§" counter(clause); font:700 1rem/1.4 var(--disp); color:var(--ox); flex:none; width:2.2em;}
.clause h3{font:700 1.02rem/1.35 var(--disp); margin:0;}
.clause p{margin:.35em 0 0; color:var(--ink-2); font-size:.92rem; max-width:58ch;}
.clause{opacity:0; transition:opacity .5s ease;}
.clause.seen{opacity:1;}

/* proviso */
.proviso{margin-top:30px; background:var(--ox-soft); border-left:5px solid var(--ox); padding:16px 20px; font-size:.92rem; color:var(--ink-2); max-width:76ch;}
.proviso b{color:var(--ox-ink); font-family:var(--sans); text-transform:uppercase; font-size:.78em; letter-spacing:.08em;}

/* signature block */
.sig{margin-top:34px; display:flex; align-items:flex-end; gap:26px; flex-wrap:wrap;}
.sig .seal{width:92px; height:92px; flex:none; opacity:0; transform:scale(1.25) rotate(-8deg); transition:opacity .45s ease, transform .45s cubic-bezier(.2,1.6,.4,1);}
.sig.seen .seal{opacity:1; transform:none;}
.sig .line{flex:1; min-width:220px; border-bottom:1.5px solid var(--ink); padding-bottom:6px; font-family:var(--body); font-style:italic; color:var(--ink-2);}

footer{margin-top:90px; border-top:4px solid var(--deep); padding:24px 0 56px; color:var(--ink-3); font:500 .78rem/1.7 var(--sans); display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;}
footer a{border:0; color:var(--ink-2);}

/* modal — an instrument of application */
dialog.modal{border:2px solid var(--deep); padding:0; max-width:480px; width:calc(100% - 40px); background:var(--panel); color:var(--ink);}
dialog.modal::backdrop{background:rgba(17,24,39,.55);}
.m-h{display:flex; align-items:center; justify-content:space-between; padding:16px 22px; background:var(--deep);}
.m-h h3{font:700 .85rem/1.2 var(--sans); letter-spacing:.1em; text-transform:uppercase; color:#fff; margin:0;}
.m-x{background:none; border:0; font-size:1.3rem; color:#9aa4b2; cursor:pointer; padding:2px 6px;}
.m-b{padding:16px 22px 22px;}
.m-b .lede{color:var(--ink-2); font-size:.9rem; margin:0 0 14px;}
.f-row{margin-bottom:12px;}
.f-row label{display:block; font:700 .64rem/1.6 var(--sans); letter-spacing:.12em; text-transform:uppercase; color:var(--ink-2); margin-bottom:4px;}
.f-row input,.f-row select,.f-row textarea{width:100%; font:400 .95rem/1.5 var(--body); color:var(--ink); background:#fff; border:1.5px solid var(--line-2); padding:.55em .75em;}
.f-row input:focus,.f-row select:focus,.f-row textarea:focus{outline:0; border-color:var(--ox);}
.f-hp{position:absolute; left:-9999px; opacity:0; height:0; overflow:hidden;}
.m-actions{display:flex; gap:12px; align-items:center; margin-top:16px;}
.m-note{font-size:.74rem; color:var(--ink-3); font-style:italic;}
.m-ok{display:none; text-align:center; padding:12px 0 6px;}
.m-ok h3{font:700 1.15rem/1.2 var(--disp); color:var(--ox-ink); margin:0 0 10px; letter-spacing:.03em;}
.m-ok .lede{color:var(--ink-2); font-size:.9rem;}
.m-ok .ref{font:400 .72rem/1.6 ui-monospace,monospace; color:var(--ink-3); word-break:break-all; margin-top:10px;}
.m-err{display:none; color:var(--ox-ink); background:var(--ox-soft); font-size:.88rem; margin-top:12px; padding:10px 14px; border-left:4px solid var(--ox);}
.modal.done .m-form{display:none;}
.modal.done .m-ok{display:block;}

@media (prefers-reduced-motion: reduce){
  .sched tr,.clause,.sig .seal{opacity:1 !important; transform:none !important; transition:none !important;}
  html{scroll-behavior:auto;}
}

/* buyer blocks */
.parties{display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:0; margin-top:28px; border:2px solid var(--deep); background:var(--panel);}
.party{padding:20px 22px; border-right:1px solid var(--line);}
.party:last-child{border-right:none;}
@media(max-width:760px){.party{border-right:none; border-bottom:1px solid var(--line);} .party:last-child{border-bottom:none;}}
.party .pw{font:700 .64rem/1 var(--sans); letter-spacing:.18em; text-transform:uppercase; color:var(--ox);}
.party h3{font:700 1rem/1.35 var(--disp); margin:8px 0 0;}
.party p{color:var(--ink-2); font-size:.88rem; margin:.45em 0 0;}
.bene{margin-top:26px; counter-reset:ben;}
.bene .b{display:flex; gap:16px; padding:13px 0; border-bottom:1px solid var(--line); align-items:baseline;}
.bene .b::before{counter-increment:ben; content:"(" counter(ben,lower-alpha) ")"; font:700 .85rem/1.5 var(--disp); color:var(--ox); flex:none;}
.bene .b p{margin:0; color:var(--ink-2); font-size:.92rem;}
.bene .b p b{color:var(--ink);}
.faq{margin-top:24px; border:2px solid var(--deep); background:var(--panel);}
.faq details{border-bottom:1px solid var(--line);}
.faq details:last-child{border-bottom:none;}
.faq summary{cursor:pointer; list-style:none; padding:15px 20px; font:700 .92rem/1.4 var(--disp);}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::before{content:"Q. "; color:var(--ox);}
.faq .fa{padding:0 20px 16px; color:var(--ink-2); font-size:.9rem; max-width:66ch;}
/* countersign mock */
.instr{border:2px solid var(--deep); background:var(--panel); margin-top:28px; max-width:620px;}
.instr .ih{background:var(--deep); color:#fff; font:700 .7rem/1.4 var(--sans); letter-spacing:.14em; text-transform:uppercase; padding:10px 18px;}
.instr .ib{padding:18px 22px;}
.instr .row{display:flex; justify-content:space-between; gap:14px; padding:8px 0; border-bottom:1px solid var(--line); font-size:.88rem;}
.instr .row:last-of-type{border-bottom:none;}
.instr .row .k{font:700 .68rem/1.9 var(--sans); letter-spacing:.1em; text-transform:uppercase; color:var(--ink-3);}
.instr .row .v{color:var(--ink-2); text-align:right; font-family:var(--body);}
.instr .signrow{display:flex; gap:20px; margin-top:16px; align-items:flex-end;}
.instr .signrow .line2{flex:1; border-bottom:1.5px solid var(--ink); font-family:var(--body); font-style:italic; color:var(--ink-2); padding-bottom:4px; font-size:.88rem;}
.instr .approved{font:700 .7rem/1 var(--sans); letter-spacing:.12em; color:#fff; background:var(--ox); padding:.6em .9em;}