:root{--accent:#9a5b2e;--accent2:#3f5d4a;--accent-ink:#fff;--bg:#fbf7f0;--ink:#2d2620;--ink-strong:#1f1813;--muted:#6b5f54;--link:#8a4b1f;--line:#eadfce;--line-strong:#c9b79c;--card-bg:#fffdf9;--quick-bg:#f6ecdc;--tool-bg:#fffdf9;--out-bg:#f7efe2;--head-bg:#fbf7f0;--head-ink:#2d2620;--nav-active:#9a5b2e;--nav-active-ink:#fff;--head-border:1px solid #eadfce;--foot-bg:#2d2620;--foot-ink:#f3ead9;--ok:#3f5d4a;--warn:#a3361a;--warn-bg:#fdf2ec;--radius:14px;--radius-sm:8px;--maxw:64rem;--font-head:'Iowan Old Style','Palatino Linotype',Palatino,Georgia,serif;--font-body:'Avenir Next','Segoe UI',system-ui,sans-serif;}
/* Shared base. Per-site look comes from :root vars + sites/<slug>/style.css. */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:clip}
body{margin:0;font:400 1.0625rem/1.65 var(--font-body);color:var(--ink);background:var(--bg);overflow-x:clip}
img,svg,video,canvas{max-width:100%;height:auto}
figure{margin:1.5em 0}
a{color:var(--link);text-underline-offset:.15em}
a:hover{color:var(--accent)}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.2;color:var(--ink-strong);overflow-wrap:break-word}
h1{font-size:clamp(1.75rem,4.5vw,2.6rem);margin:.2em 0 .3em}
h2{font-size:clamp(1.3rem,3vw,1.6rem);margin:1.8em 0 .5em}
h3{font-size:1.15rem;margin:1.4em 0 .4em}
p,li,dd,td,th,figcaption{overflow-wrap:anywhere}
.wrap{width:100%;max-width:var(--maxw,72rem);margin:0 auto;padding:0 1.1rem}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.5em 1em;z-index:10}.skip:focus{left:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
/* header */
.site-head{background:var(--head-bg);color:var(--head-ink);border-bottom:var(--head-border,1px solid var(--line))}
.head-in{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;padding-top:.7rem;padding-bottom:.7rem}
.brand{display:inline-flex;align-items:center;gap:.55rem;text-decoration:none;color:inherit;font:700 1.2rem/1 var(--font-head);min-width:0}
.brand svg{width:2.1rem;height:2.1rem;flex:none}.brand.small svg{width:1.6rem;height:1.6rem}
.nav{display:flex;gap:.25rem;overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin-left:auto}
.nav::-webkit-scrollbar{display:none}
.nav a{white-space:nowrap;color:inherit;text-decoration:none;padding:.45em .75em;border-radius:var(--radius-sm);font-size:.95rem}
.nav a[aria-current],.nav a:hover{background:var(--nav-active);color:var(--nav-active-ink,inherit)}
@media(max-width:40rem){.nav{margin-left:0;width:100%}}
/* crumbs */
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.3em;padding:0;margin:1rem 0 0;font-size:.85rem;color:var(--muted)}
.crumbs li+li::before{content:"›";margin-right:.3em}
.crumbs a{color:var(--muted)}
/* doc */
.doc{max-width:46rem}
.doc-head .eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:700;color:var(--accent);margin:1.2rem 0 0}
.dek{font-size:1.15rem;color:var(--muted);margin:.2em 0 .6em}
.meta{display:flex;flex-wrap:wrap;gap:.3em 1.1em;font-size:.88rem;color:var(--muted)}
.meta .checked{color:var(--ok);font-weight:600}
.changes{font-size:.88rem;color:var(--muted);margin:.3em 0 1em}.changes summary{cursor:pointer}
.changes ul{margin:.3em 0;padding-left:1.2em}
.quick{background:var(--quick-bg);border-left:4px solid var(--accent);border-radius:var(--radius);padding:.8rem 1.1rem;margin:1.2rem 0}
.quick-h{font-weight:700;margin:0 0 .3em;font-family:var(--font-head)}
.quick ul{margin:0;padding-left:1.15em}.quick li{margin:.25em 0}
.toc{border:1px solid var(--line);border-radius:var(--radius);padding:.6rem 1rem;margin:1rem 0;background:var(--card-bg)}
.toc summary{cursor:pointer;font-weight:600}.toc ol{margin:.5em 0 .2em;padding-left:1.3em}
.prose{max-width:46rem}
.prose li{margin:.3em 0}
.prose blockquote{margin:1.2em 0;padding:.2em 1em;border-left:3px solid var(--line)}
.prose code{font-size:.92em;background:var(--quick-bg);padding:.1em .3em;border-radius:4px;overflow-wrap:anywhere}
.table-wrap{overflow-x:auto;max-width:100%;margin:1.2em 0;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border:1px solid var(--line);padding:.45em .6em;text-align:left;vertical-align:top}
th{background:var(--quick-bg)}
.admonition{border-radius:var(--radius);padding:.7rem 1rem;margin:1.2rem 0;background:var(--card-bg);border:1px solid var(--line)}
.admonition-title{font-weight:700;margin:0 0 .2em}
.admonition.tip{border-left:4px solid var(--ok)}
.admonition.warning{border-left:4px solid var(--warn);background:var(--warn-bg)}
.admonition.example{border-left:4px solid var(--accent2)}
.admonition p:last-child{margin-bottom:0}
.aff-note{font-size:.88rem;background:var(--quick-bg);border:1px dashed var(--line);border-radius:var(--radius);padding:.6rem .9rem}
a[data-aff]::after{content:" (on Amazon)";font-size:.85em;color:var(--muted)}
.sources{margin-top:2.2rem;font-size:.93rem}.sources ol{padding-left:1.3em}.small{font-size:.85rem;color:var(--muted)}
/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,15rem),1fr));gap:.9rem;margin:1rem 0}
.card{display:flex;flex-direction:column;gap:.3em;padding:1rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--card-bg);text-decoration:none;color:var(--ink);min-width:0}
.card:hover{border-color:var(--accent);color:var(--ink)}
.card b{font-family:var(--font-head);font-size:1.05rem;color:var(--ink-strong)}
.card .kind{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-weight:700}
.card span:last-child{font-size:.92rem;color:var(--muted)}
.related{margin-top:2.5rem}
/* tools */
.tool-wrap{margin:1.4rem 0 1.8rem}
.tool{border:2px solid var(--accent);border-radius:var(--radius);padding:1rem 1.1rem;background:var(--tool-bg)}
.tool h2,.tool h3{margin-top:0}
.tool .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,9.5rem),1fr));gap:.7rem;margin:.6rem 0}
.tool label{display:flex;flex-direction:column;gap:.2rem;font-size:.9rem;font-weight:600;min-width:0}
.tool input,.tool select,.tool textarea{font:inherit;font-weight:400;padding:.5em .6em;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:#fff;color:var(--ink);width:100%;min-width:0}
.tool fieldset{border:1px solid var(--line);border-radius:var(--radius-sm);padding:.5rem .8rem;margin:.6rem 0;min-width:0}
.tool fieldset label{flex-direction:row;align-items:center;gap:.4rem;font-weight:400;display:inline-flex;margin-right:1rem}
.tool fieldset input{width:auto}
.tool legend{font-weight:600;font-size:.9rem;padding:0 .3em}
.calc-out{background:var(--out-bg);border-radius:var(--radius-sm);padding:.8rem 1rem;margin-top:.8rem;min-height:3rem}
.calc-out .big{font-size:1.2rem;margin:.1em 0 .4em}
.calc-out p{margin:.35em 0}.calc-out ul{margin:.3em 0;padding-left:1.2em}
.calc-out .warn{color:var(--warn);font-weight:600}
.btn{font:inherit;font-weight:600;padding:.5em 1em;border-radius:var(--radius-sm);border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink,#fff);cursor:pointer}
.btn.ghost{background:transparent;color:var(--accent)}
.btns{display:flex;flex-wrap:wrap;gap:.5rem;margin:.6rem 0}
.log-table td,.log-table th{font-size:.88rem;white-space:nowrap}
.tr-list{list-style:none;padding:0}.tr-list li{display:flex;gap:.5rem;align-items:flex-start;padding:.35rem 0;border-bottom:1px solid var(--line)}
.tr-list li.done span{text-decoration:line-through;color:var(--muted)}
.tr-bar{height:.6rem;background:var(--line);border-radius:1rem;overflow:hidden}.tr-bar i{display:block;height:100%;background:var(--accent);width:0}
/* share */
.share{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin:2.2rem 0 1rem;padding:.8rem 0;border-top:1px solid var(--line);max-width:46rem}
.share-h{font-weight:700;margin-right:.2rem}
.share button,.share a{font:inherit;font-size:.88rem;display:inline-flex;align-items:center;gap:.35em;padding:.38em .8em;border:1px solid var(--line-strong);border-radius:2rem;background:var(--card-bg);color:var(--ink);text-decoration:none;cursor:pointer}
.share svg{width:1em;height:1em}.share-main{background:var(--accent)!important;color:var(--accent-ink,#fff)!important;border-color:var(--accent)!important}
.share-msg{font-size:.85rem;color:var(--ok)}
/* glossary/search */
.glossary .term{padding:.6rem 0;border-bottom:1px solid var(--line)}.glossary dt{font-weight:700;font-family:var(--font-head)}.glossary dd{margin:.2em 0 0}
.search label{display:block;font-weight:600;margin-bottom:.3rem}.search input{font:inherit;width:100%;max-width:32rem;padding:.6em .8em;border:1px solid var(--line-strong);border-radius:var(--radius-sm)}
.results{list-style:none;padding:0;max-width:46rem}.results li{padding:.6rem 0;border-bottom:1px solid var(--line)}
/* footer */
.site-foot{margin-top:3.5rem;background:var(--foot-bg);color:var(--foot-ink);font-size:.92rem}
.site-foot a{color:inherit}
.foot-in{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,13rem),1fr));gap:1.4rem;padding-top:2rem;padding-bottom:1rem}
.foot-in ul{list-style:none;padding:0;margin:.4rem 0}.foot-in li{margin:.25rem 0}
.foot-note{border-top:1px solid rgba(127,127,127,.3);padding-top:.8rem;padding-bottom:1.5rem;font-size:.85rem;opacity:.9}
/* home */
.hero{padding:2rem 0 1rem}
.hero p.lead{font-size:1.18rem;max-width:40rem;color:var(--muted)}
.home-sec{margin:2.2rem 0}
.strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,14rem),1fr));gap:1rem;background:var(--card-bg);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.2rem}
.strip h3{margin:.2rem 0}.strip p{margin:.2rem 0;font-size:.93rem;color:var(--muted)}
.trust{max-width:46rem}
@media print{.site-head,.site-foot,.share,.toc,.nav{display:none}}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.hero{display:grid;gap:1.5rem;align-items:center}
@media(min-width:56rem){.split .hero{grid-template-columns:1.3fr 1fr}}
.hero-search input{font:inherit;width:100%;max-width:30rem;padding:.65em .9em;border:1px solid var(--line-strong);border-radius:var(--radius-sm)}
.hero-side{background:var(--card-bg);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.2rem}
.steps{padding-left:1.3em}.steps li{margin:.5em 0}.steps li span{display:block;color:var(--muted);font-size:.93rem}
/* figures and icons (original inline SVG, palette from site vars) */
.fig{margin:1.5rem 0;padding:1rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--card-bg)}
.fig svg{display:block;width:100%;height:auto;max-height:22rem}
.fig figcaption{margin-top:.6rem;font-size:.88rem;color:var(--muted)}
.card .ic{display:block;width:2.5rem;height:2.5rem;margin-bottom:.2rem}
.card .ic svg,.hero-art svg{display:block;width:100%;height:100%}
.hero-art{max-width:16rem;margin:0 auto .8rem}
svg .a{fill:var(--accent)}svg .a2{fill:var(--accent2)}svg .m{fill:var(--muted)}svg .ln{fill:var(--line)}svg .bg{fill:var(--card-bg)}svg .ink{fill:var(--ink-strong)}svg .q{fill:var(--quick-bg)}
svg .sa{stroke:var(--accent)}svg .sa2{stroke:var(--accent2)}svg .sm{stroke:var(--muted)}svg .sl{stroke:var(--line-strong)}svg .si{stroke:var(--ink-strong)}
svg text{fill:var(--ink);font-family:var(--font-body)}svg text.t-m{fill:var(--muted)}svg text.t-a{fill:var(--accent)}

/* site */
[hidden]{display:none!important}
.site-head{box-shadow:0 1px 0 #eadfce}
.hero h1{font-style:italic;font-size:clamp(2.1rem,6vw,3.3rem)}
.card{border-radius:14px;box-shadow:0 2px 0 #eadfce}
.tool{border-radius:16px;border:1px solid #e3d3bb;box-shadow:0 6px 18px rgba(80,50,20,.07)}
.calc-out{border-radius:12px}