:root{
  --paper:#F0EAE0;
  --card:#FFFFFF;
  --ink:#1A1510;
  --ink2:#2A241C;
  --ink3:#4A4238;
  --muted:#8A8072;
  --border:#DDD3BE;

  --green:#2F5744;
  --green-soft:#E1EADF;
  --green-ink:#1F3C2E;

  --coral:#D85A6E;
  --coral-soft:#F5DEE1;
  --coral-ink:#7A2635;

  --rust:#BD5A26;
  --rust-soft:#F1E0D2;
  --rust-ink:#6B3012;

  --blue:#AFD3DC;
  --blue-soft:#E4F1F4;
  --blue-ink:#184752;
}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--paper);color:var(--ink2);font-family:Georgia,'Times New Roman',serif;line-height:1.55;-webkit-font-smoothing:antialiased}
.mono{font-family:'Courier New',monospace;letter-spacing:-0.2px}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:860px;margin:0 auto;padding:0 24px}
.wrap-wide{max-width:1120px;margin:0 auto;padding:0 24px}

/* header */
header.site{border-bottom:1px solid var(--border);background:var(--paper)}
.hbar{max-width:1120px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.hbar .logo{height:18px;width:auto}
.hbar .eyebrow{font-size:9.5px;letter-spacing:0.12em;text-transform:uppercase;color:var(--ink3);font-family:'Courier New',monospace}

/* page click-through nav */
.pagenav{border-bottom:1px solid var(--border);background:var(--card)}
.pagenav-inner{max-width:1120px;margin:0 auto;padding:12px 24px;display:flex;flex-wrap:wrap;gap:4px 2px;align-items:center}
.pagenav a{font-family:'Courier New',monospace;font-size:10.5px;letter-spacing:0.03em;text-transform:uppercase;color:var(--muted);text-decoration:none;padding:7px 10px;white-space:nowrap;border-bottom:2px solid transparent}
.pagenav a:hover{color:var(--ink)}
.pagenav a.active{color:var(--ink);font-weight:700;border-bottom:2px solid var(--nav-accent,var(--ink))}
.pagenav .sep{color:var(--border);font-size:10px}

/* hero */
.hero{padding:76px 0 0}
.hero .kicker{font-size:10.5px;letter-spacing:0.14em;text-transform:uppercase;color:var(--rust);font-family:'Courier New',monospace;margin-bottom:22px;font-weight:700}
.hero h1{font-size:clamp(32px,5.4vw,54px);font-weight:400;line-height:1.14;letter-spacing:-0.01em;color:var(--ink)}
.hero h1 em{font-style:italic;color:var(--coral)}
.hero p.lede{margin-top:22px;max-width:62ch;font-size:17px;color:var(--ink3)}
.statrow{margin-top:40px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--border)}
.statrow .s{padding:18px 18px 0 0;border-right:1px solid var(--border)}
.statrow .s:last-child{border-right:none}
.statrow .n{font-size:30px;color:var(--green)}
.statrow .l{margin-top:4px;font-size:10px;letter-spacing:0.04em;color:var(--muted);line-height:1.4}
@media(max-width:700px){.statrow{grid-template-columns:repeat(2,1fr);row-gap:18px}.statrow .s{border-right:1px solid var(--border)}.statrow .s:nth-child(2n){border-right:none}}

.heroshot{margin-top:40px;border-top:1px solid var(--border);position:relative}
.heroshot img{width:100%;height:340px;object-fit:cover;object-position:center 25%;filter:grayscale(1) contrast(1.05)}
.heroshot .capbar{display:flex;justify-content:space-between;gap:16px;padding:12px 24px;background:var(--ink);color:var(--paper)}
.heroshot .capbar span{font-family:'Courier New',monospace;font-size:10.5px;letter-spacing:0.05em}
.heroshot .capbar .tag{color:#D8CFBE}

.begin{margin:40px auto 0;padding:34px 24px 70px;max-width:1120px;display:flex;justify-content:flex-end}

/* page-level content scaffolding (one section per page) */
main.pagemain{padding:56px 0 70px}
main.pagemain.sec-green{--accent:var(--green);--accent-soft:var(--green-soft);--accent-ink:var(--green-ink);--nav-accent:var(--green)}
main.pagemain.sec-coral{--accent:var(--coral);--accent-soft:var(--coral-soft);--accent-ink:var(--coral-ink);--nav-accent:var(--coral)}
main.pagemain.sec-rust{--accent:var(--rust);--accent-soft:var(--rust-soft);--accent-ink:var(--rust-ink);--nav-accent:var(--rust)}
main.pagemain.sec-blue{--accent:var(--blue);--accent-soft:var(--blue-soft);--accent-ink:var(--blue-ink);--nav-accent:var(--blue-ink)}
.secnum{font-size:11px;letter-spacing:0.1em;color:var(--accent,var(--muted));font-family:'Courier New',monospace;font-weight:700}
.sechead{display:inline-flex;align-items:center;gap:9px;font-size:11.5px;font-weight:700;letter-spacing:0.07em;text-transform:uppercase;color:var(--accent-ink,var(--ink));background:var(--accent-soft,var(--border));padding:8px 14px;margin-top:8px;margin-bottom:28px;font-family:'Courier New',monospace}
.sechead::before{content:'';width:7px;height:7px;flex-shrink:0;background:var(--accent,var(--ink))}
h2.sectitle{font-size:clamp(26px,4vw,38px);font-weight:400;line-height:1.2;letter-spacing:-0.005em;color:var(--ink);max-width:28ch}
p.deck{margin-top:16px;max-width:66ch;font-size:16px;color:var(--ink3)}
.cite{font-family:'Courier New',monospace;font-size:12.5px;color:var(--muted)}

/* diagram */
.diagram-card{margin-top:40px;border:1px solid var(--border);background:var(--card);padding:28px 24px 20px}
.diagram-card .cap{margin-top:14px;font-size:12.5px;color:var(--muted);max-width:64ch}
.legend{display:flex;gap:22px;flex-wrap:wrap;margin-top:18px;font-size:11px;color:var(--ink3)}
.legend span{display:inline-flex;align-items:center;gap:7px}
.legend i{display:inline-block;width:18px;height:0}
.legend i.solid-g{border-top:3px solid var(--green)}
.legend i.solid-c{border-top:3px solid var(--coral)}
.legend i.dash{border-top:2px dashed var(--muted)}
.legend i.block{height:10px;background:var(--coral-soft);border:1px solid var(--coral)}
.legend i.dot-rust{width:9px;height:9px;border-radius:999px;border:2px solid var(--rust);background:var(--paper)}
.legend i.dot-green{width:9px;height:9px;border-radius:999px;background:var(--green)}

/* image figure */
.figure{margin-top:40px}
.figure .frame{border:1px solid var(--border);overflow:hidden}
.figure img{width:100%;height:280px;object-fit:cover;display:block}
.figure .capbar{display:flex;justify-content:space-between;gap:14px;padding:10px 16px;background:var(--ink2);color:var(--paper)}
.figure .capbar span{font-family:'Courier New',monospace;font-size:10px;letter-spacing:0.04em}
.figure .capbar .tag{color:#C9BFAE}

/* two-col */
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:40px}
@media(max-width:760px){.twocol{grid-template-columns:1fr}}
.twocol > .panel{min-width:0}
.panel{border:1px solid var(--border);background:var(--card);padding:24px}
.panel.p-accent{border-top:3px solid var(--accent,var(--ink))}
.panel h3{font-family:'Courier New',monospace;font-size:11.5px;letter-spacing:0.07em;text-transform:uppercase;color:var(--ink);margin-bottom:16px}
.panel ul{list-style:none}
.panel li{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-top:1px solid var(--border);font-size:13.5px}
.panel li:first-child{border-top:none}
.panel li .k{color:var(--ink3)}
.panel li .v{font-family:'Courier New',monospace;font-size:12.5px;color:var(--ink);text-align:right;white-space:nowrap}
@media(max-width:480px){.panel li{flex-direction:column;align-items:flex-start;gap:4px}.panel li .v{text-align:left;white-space:normal}}

/* gap bar visual */
.gapbar-wrap{margin-top:36px}
.gapbar{position:relative;height:46px;background:var(--card);border:1px solid var(--border)}
.gapbar .window{position:absolute;top:0;bottom:0;left:0;background:repeating-linear-gradient(135deg,var(--coral) 0,var(--coral) 1px,transparent 1px,transparent 7px);background-color:var(--coral-soft);opacity:.9}
.gapbar .tag{position:absolute;top:-24px;font-family:'Courier New',monospace;font-size:10px;letter-spacing:0.04em;color:var(--ink3);white-space:nowrap}
.gapbar .tag.end{right:0;text-align:right;color:var(--rust-ink)}
.gapscale{display:flex;justify-content:space-between;margin-top:6px;font-family:'Courier New',monospace;font-size:10px;color:var(--muted)}

/* marker cards */
.markergrid{display:grid;grid-template-columns:1fr;gap:0;margin-top:40px}
.markercard{border:1px solid var(--border);background:var(--card);padding:30px 26px;border-top:none;border-left:4px solid var(--m-accent,var(--border))}
.markercard:first-child{border-top:1px solid var(--border)}
.mk-head{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:6px}
.mk-head h3{font-size:24px;font-weight:400;color:var(--ink)}
.mk-tag{font-family:'Courier New',monospace;font-size:9.5px;letter-spacing:0.07em;text-transform:uppercase;color:var(--m-ink,var(--ink3));background:var(--m-soft,transparent);border:1px solid var(--m-accent,var(--ink3));padding:3px 8px}
.mk-sub{font-size:12.5px;color:var(--muted);margin-bottom:22px}
.mk-rows{display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px}
@media(max-width:860px){.mk-rows{grid-template-columns:1fr}}
.mk-row .label{font-family:'Courier New',monospace;font-size:10px;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink3);margin-bottom:8px}
.mk-row .stat{font-size:26px;color:var(--m-accent,var(--ink));line-height:1}
.mk-row .statline{font-size:12.5px;color:var(--ink3);margin-top:6px}
.mk-flag{margin-top:22px;border-left:3px solid var(--rust);padding:12px 16px;background:var(--rust-soft);font-size:13px;color:var(--ink2)}
.mk-flag b{font-family:'Courier New',monospace;font-size:10px;letter-spacing:0.07em;text-transform:uppercase;display:block;margin-bottom:6px;color:var(--rust-ink)}

/* process diagram */
.process{display:flex;align-items:stretch;gap:0;margin-top:40px;flex-wrap:wrap}
.proc-step{flex:1;min-width:190px;border:1px solid var(--border);background:var(--card);padding:18px 16px;position:relative;border-top:3px solid var(--blue)}
.proc-step .pn{font-family:'Courier New',monospace;font-size:10px;color:var(--blue-ink);font-weight:700;margin-bottom:8px}
.proc-step .pt{font-size:14.5px;color:var(--ink)}
.proc-arrow{display:flex;align-items:center;justify-content:center;width:34px;font-size:16px;color:var(--blue-ink)}
@media(max-width:760px){.process{flex-direction:column}.proc-arrow{width:auto;height:20px;transform:rotate(90deg)}}

/* caveats */
.caveats{display:grid;grid-template-columns:1fr;gap:0;margin-top:36px}
.cv-row{display:grid;grid-template-columns:230px 1fr;gap:22px;padding:20px 0;border-top:1px solid var(--border)}
.cv-row:first-child{border-top:none}
@media(max-width:700px){.cv-row{grid-template-columns:1fr;gap:8px}}
.cv-row .cv-tag{font-family:'Courier New',monospace;font-size:10.5px;letter-spacing:0.05em;text-transform:uppercase;color:var(--rust-ink)}
.cv-row .cv-body{font-size:14.5px;color:var(--ink3)}

/* cta */
.ctabox{margin-top:40px;border:2px solid var(--green);background:var(--green-soft);padding:40px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ctabox .t{font-size:21px;color:var(--green-ink);max-width:40ch}
.btn{display:inline-block;background:var(--ink);color:var(--paper);font-family:'Courier New',monospace;font-size:11.5px;letter-spacing:0.08em;text-transform:uppercase;padding:14px 22px;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--ink3)}
.btn.g{background:var(--green)}
.btn.g:hover{background:var(--green-ink)}

/* sources */
details{border-top:1px solid var(--border);padding:16px 0}
details:last-child{border-bottom:1px solid var(--border)}
summary{cursor:pointer;font-family:'Courier New',monospace;font-size:11.5px;letter-spacing:0.06em;text-transform:uppercase;color:var(--ink)}
.srclist{margin-top:14px;font-size:13px;color:var(--ink3)}
.srclist p{padding:7px 0;border-top:1px solid var(--border)}
.srclist p:first-child{border-top:none}

/* prev/next page footer nav */
.pagefoot{border-top:1px solid var(--border);margin-top:56px;padding-top:28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.pagefoot a{text-decoration:none;max-width:46%}
.pagefoot a.next{text-align:right;margin-left:auto}
.pagefoot .pf-label{font-family:'Courier New',monospace;font-size:9.5px;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.pagefoot .pf-title{font-size:18px;color:var(--ink)}
.pagefoot a:hover .pf-title{color:var(--green)}
@media(max-width:600px){.pagefoot a{max-width:100%}.pagefoot{flex-direction:column}.pagefoot a.next{text-align:left;margin-left:0}}

footer.site{padding:36px 0 60px}
.fnote{font-family:'Courier New',monospace;font-size:10.5px;letter-spacing:0.04em;color:var(--muted)}
.ffmark{height:14px;width:auto;margin-top:10px;opacity:.7}