:root{
  --navy:#12213A;--navy2:#1A3A5C;--ink:#1d2433;--cream:#F4EDE3;--cream2:#EDE0CE;--paper:#FBF7F0;
  --gold:#B8892A;--gold-d:#8A6414;--rose:#9C4A3C;--line:#E2D2BC;--muted:#5E5242;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:ui-sans-serif,system-ui,"Segoe UI","Helvetica Neue",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.7}
img{max-width:100%;display:block}
a{color:var(--navy2)}
a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#FBF3E4;padding:10px 16px;z-index:100;border-radius:8px}
.skip:focus{left:8px}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;color:var(--navy);margin:0;overflow-wrap:anywhere}
p{margin:0 0 1em}
.eyebrow{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-d);font-weight:700;margin-bottom:14px}
header.top{position:sticky;top:0;z-index:20;background:rgba(244,237,227,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy);font-family:var(--serif);font-weight:700;font-size:18px;line-height:1.1;min-width:0}
.brand img{width:38px;height:38px;border-radius:10px;flex-shrink:0}
nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0;align-items:center}
header nav a{text-decoration:none;font-size:15px;font-weight:600;color:var(--navy)}
header nav a:hover,header nav a[aria-current="page"]{color:var(--gold-d)}
header nav a[aria-current="page"]{text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.btn{display:inline-block;background:var(--navy);color:#FBF3E4!important;padding:13px 24px;border-radius:999px;text-decoration:none;font-weight:700;font-size:16px;transition:transform .2s,background .2s}
.btn:hover{background:var(--navy2);transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--navy)!important;border:2px solid var(--navy)}
.btn.ghost:hover{background:var(--navy);color:#FBF3E4!important}
@media(max-width:820px){nav li.hide-m{display:none}}
@media(max-width:560px){.brand{gap:8px}.brand img{width:30px;height:30px}.brand span{font-size:clamp(10px,3.4vw,13px);white-space:nowrap}}

.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0 0 28px;padding:0;font-size:14px}
.crumbs li+li::before{content:"/";margin-right:6px;opacity:.5}
.crumbs a{color:inherit}

.lib-hero{background:var(--navy);color:#D9D2C4;padding:80px 0 88px;position:relative;overflow:hidden}
.lib-hero::after{content:"";position:absolute;right:-140px;top:-80px;width:440px;height:440px;border:2px solid #E2BC63;border-radius:50%;opacity:.3;pointer-events:none}
.lib-hero h1{color:#FBF3E4;font-size:clamp(36px,6vw,68px);letter-spacing:-.02em;max-width:16ch}
.lib-hero h1 em{color:#E2BC63}
.lib-hero .eyebrow{color:#E2BC63}
.lib-hero .lead{font-size:clamp(17px,2vw,21px);max-width:58ch;margin-top:24px}
.lib-hero .btn{background:#E2BC63;color:var(--navy)!important;margin-top:12px}
.lib-hero .crumbs{color:#CFC8B9}

.lib{padding:72px 0 88px}
.cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.card{grid-column:span 6;background:#FFFCF6;border:1px solid var(--line);border-radius:20px;padding:30px;position:relative;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 30px -18px rgba(18,33,58,.45)}
.card-lead{grid-column:span 12;background:var(--paper);border-left:5px solid var(--gold)}
.card-lead .card-title{font-size:clamp(28px,3.4vw,38px)}
.card-title{font-size:24px;margin:8px 0 12px}
.card-title a{text-decoration:none;color:var(--navy)}
.card-title a::after{content:"";position:absolute;inset:0;border-radius:20px}
.card-title a:focus-visible{outline:none}
.card:focus-within{outline:3px solid var(--gold);outline-offset:3px}
.card p{color:var(--muted)}
.card-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:13px;margin:0}
.cat{text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:var(--gold-d);font-size:12px}
.card-foot{margin-top:auto!important;display:flex;justify-content:space-between;gap:12px;font-size:14px;padding-top:10px;border-top:1px solid var(--line)}
.arrow{color:var(--navy);font-weight:700}
@media(max-width:820px){.card,.card-lead{grid-column:span 12}}

.post-head{background:var(--cream2);padding:64px 0 56px;border-bottom:1px solid var(--line)}
.post-head h1{font-size:clamp(34px,5.4vw,60px);letter-spacing:-.015em;max-width:20ch}
.post-head .lead{font-size:clamp(18px,2vw,21px);max-width:60ch;margin-top:20px;color:var(--ink)}
.byline{font-size:14px;color:var(--muted);margin:0}
.post-grid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:64px;padding-top:56px;padding-bottom:72px}
.toc{position:sticky;top:96px;align-self:start;font-size:15px}
.toc-h{font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--gold-d);margin-bottom:10px}
.toc ol{margin:0;padding:0 0 0 1.4em;border-left:2px solid var(--line)}
.toc li{padding:5px 0 5px 4px;color:var(--gold-d)}
.toc a{text-decoration:none;color:var(--navy);font-weight:600}
.toc a:hover{color:var(--gold-d);text-decoration:underline}
.prose{max-width:68ch}
.sec{margin-bottom:44px}
.sec h2{font-size:clamp(25px,3vw,32px);margin-bottom:16px}
.prose ul{padding-left:1.2em}.prose li{margin-bottom:.5em}
.exercise{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--rose);border-radius:12px;padding:20px 24px;margin:24px 0 0}
.ex-label{font-family:var(--serif);font-weight:700;color:var(--rose);font-size:19px;margin-bottom:6px}
.exercise p:last-child{margin:0}
.refs{border-top:2px solid var(--navy);padding-top:24px;margin-top:56px}
.refs h2{font-size:24px;margin-bottom:12px}
.refs a{overflow-wrap:anywhere}
.small{font-size:14px;color:var(--muted)}
.disclaimer{font-size:14px;color:var(--muted);background:var(--paper);border:1px dashed var(--gold);border-radius:12px;padding:18px 22px;margin-top:32px}
.disclaimer p{margin:0}
@media(max-width:900px){.post-grid{grid-template-columns:1fr;gap:32px;padding-top:36px}.toc{position:static;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 20px}}

.related{background:var(--navy);color:#D9D2C4;padding:64px 0}
.related h2{color:#FBF3E4;font-size:clamp(28px,3.6vw,40px);margin-bottom:28px}
.rel{list-style:none;margin:0 0 28px;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rel a{display:flex;flex-direction:column;gap:8px;height:100%;padding:22px;border:1px solid rgba(226,188,99,.35);border-radius:16px;text-decoration:none;color:#FBF3E4;transition:background .2s}
.rel a:hover{background:rgba(226,188,99,.1)}
.rel .cat{color:#E2BC63}
.rel-title{font-family:var(--serif);font-size:20px;line-height:1.25}
.rel-meta{font-size:13px;color:#B9B3A6}
.related .btn.ghost{color:#FBF3E4!important;border-color:#E2BC63}
.related .btn.ghost:hover{background:rgba(226,188,99,.15)}
@media(max-width:820px){.rel{grid-template-columns:1fr}}

footer{background:#0C1627;color:#B8B2A5;padding:56px 0 40px;font-size:15px}
footer a{color:#E2BC63}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
footer h2{font-size:14px;font-family:var(--sans);letter-spacing:.14em;text-transform:uppercase;color:#E2BC63;margin-bottom:12px}
footer ul{list-style:none;margin:0;padding:0}footer li{margin-bottom:8px}
.fine{margin-top:36px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#948E81}
@media(max-width:700px){.foot{grid-template-columns:1fr}}

/* Full addresses stay on one line; size scales with viewport instead of scrolling. */
a[href^="mailto:"],.single-line-address{display:inline-block;max-width:100%;white-space:nowrap;vertical-align:bottom;font-size:min(1em,3.6vw)}
.disclaimer a[href^="mailto:"]{font-size:min(1em,3.3vw)}

@media(max-width:560px){body{font-size:16px}.wrap{padding:0 18px}.card{padding:22px}.lib-hero,.post-head{padding:48px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.card,.rel a{transition:none}.btn:hover,.card:hover{transform:none}}