/* Pest Control Brief 2: pest-first, white page, one cobalt brand colour. Light only. */
@font-face{font-family:'Plus Jakarta Sans';src:url('../fonts/jakarta-normal.woff2')format('woff2');font-weight:400 800;font-style:normal;font-display:swap}
@font-face{font-family:'Plus Jakarta Sans';src:url('../fonts/jakarta-italic.woff2')format('woff2');font-weight:400 800;font-style:italic;font-display:swap}
/* Chart faces, named the way the inline SVG figures ask for them */
@font-face{font-family:'IBM Plex Sans Condensed';src:url('../fonts/plexcond-400-normal.woff2')format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'IBM Plex Sans Condensed';src:url('../fonts/plexcond-600-normal.woff2')format('woff2');font-weight:600;font-display:swap}
@font-face{font-family:'IBM Plex Sans Condensed';src:url('../fonts/plexcond-700-normal.woff2')format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/plexmono-400-normal.woff2')format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/plexmono-600-normal.woff2')format('woff2');font-weight:600;font-display:swap}

:root{
  color-scheme:light;
  --bg:#ffffff; --surface:#f3f4f6; --ink:#17191c; --ink-2:#2f343a; --muted:#5b616a; --line:#dfe2e6;
  --brand:#1d4ed8; --brand-deep:#1739a6; --on-brand:#ffffff; --link:#1d4ed8; --tint:#ebf0fd; --tint-2:#d7e2fb;
  --ok:#1f7a4d; --warn:#b42318;
  --font:"Plus Jakarta Sans","Segoe UI",Arial,sans-serif;
  --r:10px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--font);-webkit-font-smoothing:antialiased}
img,svg,video{max-width:100%;height:auto}
a{color:inherit}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding-inline:20px}
h1,h2,h3,h4{font-family:var(--font);font-weight:800;letter-spacing:-.025em;text-wrap:balance;margin:0;color:var(--ink)}
.label{font:700 12px/1 var(--font);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.lnk{color:var(--link);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:700 16px/1 var(--font);padding:0 20px;min-height:48px;border:0;border-radius:var(--r);background:var(--brand);color:var(--on-brand);cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--brand-deep)}
.btn.ghost{background:var(--bg);color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--surface)}
.skip{position:absolute;left:-9999px;top:8px;z-index:20;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px}
.skip:focus{left:8px}
[hidden]{display:none!important}
.sr,.hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- header ---------- */
header.top{border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:10}
.admin-bar header.top{top:32px}
.hrow{display:flex;align-items:center;gap:18px;padding-block:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo .mk{width:32px;height:32px;flex:0 0 auto}
.logo .w{font:800 21px/1 var(--font);letter-spacing:-.025em;white-space:nowrap}
nav.main{display:flex;gap:2px;flex:1;min-width:0}
nav.main a{text-decoration:none;font:600 15.5px/1 var(--font);padding:12px 12px;border-radius:8px;white-space:nowrap}
nav.main a:hover{background:var(--surface)}
nav.main a[aria-current="page"]{color:var(--brand)}
.hright{display:flex;gap:10px;align-items:center;margin-left:auto}
.icon-search{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;background:var(--bg);color:var(--ink);cursor:pointer;padding:0}
.icon-search:hover,.icon-search[aria-expanded="true"]{border-color:var(--brand);color:var(--brand)}
.hsearch{border-top:1px solid var(--line);padding-block:14px 16px;background:var(--bg);box-shadow:0 12px 24px rgba(15,30,80,.08)}
.hsearch .wrap{max-width:760px}

/* ---------- describe-it search ---------- */
.qsearch{display:flex;gap:8px;flex-wrap:wrap}
.qsearch input{flex:1 1 250px;min-width:0;font:inherit;font-size:17px;padding:13px 16px;border:2px solid var(--ink);border-radius:var(--r);background:var(--bg);color:var(--ink)}
.qsearch input:focus{border-color:var(--brand);outline:0;box-shadow:0 0 0 4px var(--tint)}
.qsearch.narrow,.results.narrow{max-width:720px}
.results{margin-top:12px;border:1px solid var(--line);border-radius:14px;background:var(--bg);overflow:hidden;box-shadow:0 10px 30px rgba(15,30,80,.08)}
.res{display:grid;gap:4px;padding:14px 16px;border-top:1px solid var(--line);text-decoration:none}
.res:first-child{border-top:0}
.res:hover{background:var(--tint)}
.res b{font:800 18px/1.2 var(--font);letter-spacing:-.01em;color:var(--ink)}
.res .top{font:700 11px/1 var(--font);letter-spacing:.08em;text-transform:uppercase;color:var(--brand);background:var(--tint);padding:4px 7px;border-radius:5px;justify-self:start}
.res p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.45}
.res .why{display:flex;flex-wrap:wrap;gap:5px;align-items:center;font-size:12.5px;color:var(--muted)}
.res .why i{font-style:normal;background:var(--surface);border:1px solid var(--line);border-radius:5px;padding:1px 6px;color:var(--ink)}
.res-foot{padding:12px 16px;background:var(--surface);font-size:14.5px;display:flex;gap:10px;flex-wrap:wrap;justify-content:space-between;align-items:center}
.res-foot .btn{min-height:42px}

/* ---------- home ---------- */
.hero{padding-block:44px 38px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:44px;align-items:center}
.hero h1{font-size:clamp(38px,5.4vw,64px);line-height:1.02}
.hero h1 .h1b{display:block;color:var(--brand);font-weight:700;font-size:.58em;letter-spacing:-.015em;margin-top:.28em;line-height:1.15}
.lede{font-size:19px;color:var(--muted);max-width:56ch;margin:16px 0 22px}
.lede p{margin:0}
.symptoms{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;align-items:center}
.symptoms .label{margin-right:4px}
.symptoms .ex{font:inherit;font-size:14px;cursor:pointer;color:var(--ink);padding:8px 12px;border-radius:999px;background:var(--surface);border:1px solid var(--line);min-height:36px}
.symptoms .ex:hover{border-color:var(--brand);color:var(--brand)}
.hero-photo{margin:0;border-radius:14px;overflow:hidden;aspect-ratio:4/3;max-width:100%;background:var(--surface)}
.hero-photo img{width:100%;height:100%;object-fit:cover;display:block}

section.block{padding-block:44px;border-top:1px solid var(--line)}
.shead{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.shead h2{font-size:clamp(25px,3vw,34px);line-height:1.1}

.blog{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:30px}
.post{text-decoration:none;display:flex;flex-direction:column;gap:10px;min-width:0;color:var(--ink)}
.post .pb{display:flex;flex-direction:column;gap:7px;min-width:0}
.post .ph{display:block;border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;max-width:100%;background:var(--surface)}
.post .ph img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.post:hover .ph img{transform:scale(1.03)}
.post:hover h3{color:var(--brand)}
.post h3{font-size:19px;line-height:1.25;letter-spacing:-.015em}
.post.big h3{font-size:clamp(24px,2.6vw,32px);line-height:1.12;letter-spacing:-.025em}
.post p{margin:0;color:var(--muted);font-size:16px;line-height:1.5}
.when{font-size:13.5px;color:var(--muted)}
.side{display:flex;flex-direction:column}
.side .post{flex-direction:row;gap:14px;padding-block:14px;border-top:1px solid var(--line)}
.side .post:first-child{border-top:0;padding-top:0}
.side .post .ph{flex:0 0 120px;aspect-ratio:4/3}
.side .post h3{font-size:17.5px}

.pro{background:var(--tint);border-radius:16px;padding:32px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:center}
.pro h2{font-size:clamp(28px,3.4vw,40px);line-height:1.05}
.pro p.sub{color:var(--muted);margin:12px 0 0;max-width:46ch}
.steps{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px;font-size:15px}
.steps span{display:flex;gap:8px;align-items:center}
.steps b{width:24px;height:24px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:13px;flex:0 0 auto}

form.find{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:22px;display:grid;gap:14px;min-width:0}
form.find fieldset{border:0;margin:0;padding:0;display:grid;gap:14px;min-width:0}
form.find label{display:grid;gap:6px;font-weight:700;font-size:14.5px;min-width:0}
form.find input,form.find select,form.find textarea,form.mini input{font:inherit;font-size:17px;font-weight:400;padding:12px 14px;border:1px solid #c9ced5;border-radius:var(--r);background:var(--bg);color:var(--ink);width:100%;min-width:0}
form.find textarea{resize:vertical;min-height:84px}
form.find input:focus,form.find select:focus,form.find textarea:focus,form.mini input:focus{border-color:var(--brand);outline:0;box-shadow:0 0 0 4px var(--tint)}
form.find input[aria-invalid="true"]{border-color:var(--warn)}
form.find .row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:12px}
form.find .btn{width:100%;min-height:54px;font-size:17px}
form.find .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:13px;line-height:1.45;color:var(--muted)}
form.find .consent input{width:20px;height:20px;flex:0 0 auto;margin-top:1px;padding:0}
.opt{font-weight:400;color:var(--muted)}
.btnrow{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:10px}
.disclose{font-size:12.5px;color:var(--muted);margin:0;line-height:1.5}
.disclose a{color:inherit}
.result{font-size:15px;border-radius:8px;padding:12px 14px;background:var(--surface)}
.result.ok{background:#e7f5ee;color:#14532d}
.result.err{background:#fdecea;color:#7a1a12}
.stepper{display:flex;gap:16px;font-size:13px;font-weight:700;color:var(--muted)}
.stepper span{padding-bottom:6px;border-bottom:3px solid var(--line);flex:1}
.stepper span.on{color:var(--brand);border-color:var(--brand)}

.pests{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:12px}
.pest{display:flex;flex-direction:column;gap:6px;padding:16px;border:1px solid var(--line);border-radius:var(--r);text-decoration:none;min-width:0}
.pest:hover{border-color:var(--brand);background:var(--tint)}
.pest b{font:800 19px/1.15 var(--font);letter-spacing:-.02em}
.pest span{font-size:14.5px;color:var(--muted);line-height:1.4}
.pest em{font-style:normal;font-size:13px;font-weight:700;color:var(--brand);margin-top:auto;padding-top:4px}

.data{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:2px solid var(--ink)}
.datum{padding:18px 18px 4px 0;text-decoration:none;min-width:0}
.datum + .datum{padding-left:18px;border-left:1px solid var(--line)}
.datum .fig{font:800 42px/1 var(--font);letter-spacing:-.03em;font-variant-numeric:tabular-nums;color:var(--brand)}
.datum h3{font:700 17px/1.35 var(--font);letter-spacing:0;margin:10px 0 6px}
.datum:hover h3{text-decoration:underline}
.datum p{font-size:14px;color:var(--muted);margin:0}

/* ---------- listings ---------- */
.listing{padding-block:8px 48px}
.listing h1{font-size:clamp(30px,4vw,46px);line-height:1.06;max-width:24ch}
.crumbs{font-size:14px;color:var(--muted);margin:18px 0 12px;display:flex;flex-wrap:wrap;gap:4px 6px;align-items:center}
.crumbs a{color:var(--link);text-decoration:none;font-weight:600}
.crumbs a:hover{text-decoration:underline}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 26px;margin-top:26px}
.pager{display:flex;flex-wrap:wrap;gap:6px;margin-top:36px}
.pager .page-numbers{display:inline-grid;place-items:center;min-width:44px;min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:8px;text-decoration:none;font-weight:700;font-size:15px}
.pager .current{background:var(--ink);color:#fff;border-color:var(--ink)}
.pager a.page-numbers:hover{border-color:var(--brand);color:var(--brand)}
.empty{font-size:18px;color:var(--muted)}
.sr-h{font-size:20px;margin-top:34px}
.tax-head{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
.groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:34px}
.group{border:1px solid var(--line);border-radius:14px;padding:22px}
.group h2{font-size:23px}
.group h2 a{text-decoration:none}
.group h2 a:hover{color:var(--brand)}
.group p{color:var(--muted);margin:6px 0 10px;font-size:15.5px}
.group ul{margin:0 0 12px;padding:0;list-style:none}
.group li{border-top:1px solid var(--line)}
.group li a{display:block;padding:9px 0;text-decoration:none;font-weight:600;font-size:15.5px;line-height:1.35}
.group li a:hover{color:var(--brand)}

/* ---------- article ---------- */
.art{padding-bottom:20px}
.art h1{font-size:clamp(30px,4.2vw,48px);line-height:1.06;max-width:24ch}
.meta{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px;color:var(--muted);margin:14px 0 26px}
.meta a{color:inherit}
.artgrid{display:grid;grid-template-columns:220px minmax(0,1fr) 280px;gap:40px;align-items:start}
.artgrid.notoc{grid-template-columns:minmax(0,1fr) 280px}
.toc{position:sticky;top:96px;max-height:calc(100vh - 120px);overflow:auto;border-left:3px solid var(--line);padding-left:14px}
.toc summary{display:block;cursor:default;margin-bottom:8px;list-style:none}
.toc summary::-webkit-details-marker{display:none}
.toc ol{list-style:none;margin:0;padding:0}
.toc a{display:block;text-decoration:none;font-size:14.5px;line-height:1.35;padding:6px 0;color:var(--muted)}
.toc a:hover{color:var(--ink)}
.toc a.on{color:var(--brand);font-weight:700}
.rail{position:sticky;top:96px}
.railbox{background:var(--tint);border-radius:14px;padding:20px;display:grid;gap:10px}
.railbox h2{font-size:21px;line-height:1.15}
.railbox p{margin:0;font-size:14.5px;color:var(--muted)}
form.mini{display:grid;gap:8px}
form.mini .btn{width:100%}
.lead-img{margin:0 0 26px;border-radius:12px;overflow:hidden;background:var(--surface)}
.lead-img img{display:block;width:100%;height:auto}

.prose{min-width:0;font-size:18px;line-height:1.7;color:var(--ink-2)}
.prose > *:first-child{margin-top:0}
.prose p,.prose ul,.prose ol{margin:0 0 1.1em}
.prose h2{font-size:clamp(24px,2.6vw,29px);line-height:1.2;margin:1.9em 0 .6em;color:var(--ink)}
.prose h3{font-size:21px;line-height:1.3;letter-spacing:-.015em;margin:1.6em 0 .5em;color:var(--ink)}
.prose h4{font-size:18px;margin:1.4em 0 .4em}
.prose a{color:var(--link);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.prose a:hover{text-decoration-thickness:2px}
.prose strong{color:var(--ink);font-weight:700}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--brand)}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 18px;border-left:4px solid var(--brand);color:var(--ink)}
.prose code{font-family:'IBM Plex Mono',Menlo,monospace;font-size:.88em;background:var(--surface);padding:1px 5px;border-radius:4px}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.prose img{border-radius:10px}
.answer{background:var(--tint);border-radius:12px;padding:18px 20px;margin:0 0 28px;border-left:4px solid var(--brand)}
.answer .label{color:var(--brand)}
.answer p{margin:8px 0 0;font-size:18px;line-height:1.6;color:var(--ink)}
.prose .capsule.note{background:var(--surface);border-radius:10px;padding:14px 18px;font-size:17px}

.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);margin:1.4em 0;-webkit-overflow-scrolling:touch}
.prose table{border-collapse:collapse;width:100%;font-size:15px;line-height:1.45;margin:0}
.prose th,.prose td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font:700 12px/1.35 var(--font);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--surface)}
.prose td{font-variant-numeric:tabular-nums}
.prose tr:last-child td{border-bottom:0}
.prose td:first-child{font-weight:600;color:var(--ink)}

/* inline figures written for the earlier theme: re-skin them, keep their geometry */
.prose figure{max-width:100%}
.prose figure.pcb-figure img{border:0!important;border-radius:12px}
.prose figcaption{color:var(--muted)!important;font-family:var(--font)}
.prose figcaption span{color:var(--muted)!important}
.prose figure.pcb-chart{background:var(--bg)!important;border:1px solid var(--line)!important;border-radius:12px}
.prose figure.pcb-chart figcaption{border-top-color:var(--line)!important}
.prose .pcb-chart [fill="#1f4d2e"]{fill:var(--brand)}
.prose .pcb-chart [stroke="#1f4d2e"]{stroke:var(--brand)}
.prose .pcb-chart [fill="#d8d4c6"]{fill:#e3e6ea}
.prose .pcb-chart [stroke="#d8d4c6"]{stroke:#e3e6ea}
.prose .pcb-chart [fill="#f6f4ee"],.prose .pcb-chart [fill="#fffefb"]{fill:var(--surface)}
html body .prose svg.pcb-viz{--ink:#17191c;--ink2:#4b5158;--grid:#e3e6ea;--mute:#a9afb7;--s1:#1d4ed8;--s2:#e8590c;--s3:#0f9d6a}
html body .prose figure.pcb-fig figcaption{color:var(--muted)}

.pcb-related{margin:36px 0 10px;padding:20px 22px;background:var(--surface);border-radius:12px}
.pcb-related h2{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
.pcb-related ul{margin:0;padding:0;list-style:none}
.pcb-related li{padding:9px 0;border-top:1px solid var(--line);font-size:16px;line-height:1.5;margin:0}
.pcb-related li:first-child{border-top:0}
.pcb-related li a{font-weight:700;text-decoration:none}
.pcb-related li a:hover{text-decoration:underline}
.pcb-byline-block{margin:34px 0 18px;padding:16px 0 0;border-top:1px solid var(--line);font-size:15px;color:var(--muted)}
.pcb-byline-block p{margin:0 0 6px}
.pcb-byline-block strong{color:var(--ink)}

.more{background:var(--surface);border-top:0;margin-top:30px}
.more .cards{margin-top:0}
.sticky-cta{display:none}

/* ---------- static pages and find-a-pro ---------- */
.page-prose{max-width:740px}
.fp-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:start;margin-top:6px}
.fp-intro h1{font-size:clamp(32px,4.4vw,50px);line-height:1.04}
.ticks{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:10px}
.ticks li{position:relative;padding-left:30px;font-weight:600}
.ticks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%231d4ed8' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/20px no-repeat}
.small{font-size:15px;color:var(--muted)}
.fp-more{margin-top:48px}
form.lead{box-shadow:0 14px 40px rgba(15,30,80,.08)}

/* ---------- footer ---------- */
footer.site-f{border-top:1px solid var(--line);background:var(--surface);padding-block:40px 28px;margin-top:40px;font-size:14.5px;color:var(--muted)}
.fgrid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:30px}
.fabout p{max-width:40ch;margin:14px 0 0;line-height:1.55}
.fabout .logo .w{font-size:19px}
footer.site-f h2{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin:4px 0 10px}
footer.site-f ul{list-style:none;margin:0;padding:0}
footer.site-f li a{display:inline-block;padding:5px 0;text-decoration:none;color:var(--ink-2)}
footer.site-f li a:hover{color:var(--brand);text-decoration:underline}
.legal{display:flex;justify-content:space-between;gap:10px 24px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:30px;padding-top:18px;font-size:13px}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .artgrid{grid-template-columns:minmax(0,1fr) 260px;gap:32px}
  .artgrid .toc{grid-column:1/-1;position:static;max-height:none;border:1px solid var(--line);border-radius:12px;padding:12px 16px}
  .toc summary{cursor:pointer;list-style:revert;display:list-item;margin:0}
  .toc details[open] summary{margin-bottom:6px}
  .toc ol{columns:2;column-gap:24px}
  .toc li{break-inside:avoid}
}
@media (max-width:980px){
  .artgrid,.artgrid.notoc{grid-template-columns:minmax(0,1fr)}
  .rail{position:static}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fgrid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .fabout{grid-column:1/-1}
  .tax-head{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:860px){
  .hero,.blog,.pro,.fp-grid{grid-template-columns:minmax(0,1fr)}
  .hero{padding-block:26px 30px;gap:26px}
  .hero-photo{aspect-ratio:16/9}
  .data{grid-template-columns:minmax(0,1fr)}
  .datum{padding:16px 0}
  .datum + .datum{padding-left:0;border-left:0;border-top:1px solid var(--line)}
  form.find .row{grid-template-columns:minmax(0,1fr)}
  .pro{padding:22px}
  .groups{grid-template-columns:minmax(0,1fr)}
  section.block{padding-block:34px}
  .toc ol{columns:1}
}
@media (max-width:760px){
  .hrow{flex-wrap:wrap;gap:10px;padding-block:10px 0}
  .logo{flex:1;min-width:0}
  .logo .w{font-size:18px}
  nav.main{order:3;flex:0 0 100%;overflow-x:auto;gap:0;margin-inline:-8px;scrollbar-width:none}
  nav.main::-webkit-scrollbar{display:none}
  nav.main a{padding:13px 10px}
  .hright .btn{min-height:44px;padding:0 14px}
  .prose{font-size:17px}
  .fgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  footer.site-f li a{padding:9px 0}
  html{scroll-padding-top:120px}
  .toc,.rail{top:auto}
  /* inline SVG charts from the other set are drawn on a 720 canvas: keep text legible by scrolling them */
  .prose figure.pcb-fig{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .prose figure.pcb-fig svg.pcb-viz{min-width:600px}
  .single-post .sticky-cta{display:flex;position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px));z-index:9;align-items:center;justify-content:space-between;gap:10px;background:var(--brand);color:#fff;text-decoration:none;border-radius:12px;padding:12px 16px;box-shadow:0 10px 30px rgba(15,30,80,.28);font-size:15px;transform:translateY(160%);transition:transform .25s}
  .single-post .sticky-cta.show{transform:none}
  .single-post .sticky-cta b{white-space:nowrap}
  .single-post footer.site-f{padding-bottom:96px}
}
@media (max-width:600px){
  .cards{grid-template-columns:minmax(0,1fr)}
  .side .post .ph{flex-basis:100px}
  .btnrow{grid-template-columns:minmax(0,1fr) minmax(0,1.6fr)}
  .stepper{gap:10px}
}
@media (max-width:420px){
  .logo .w{font-size:16.5px}
  .logo .mk{width:28px;height:28px}
  .hright{gap:8px}
  .hright .btn{padding:0 12px;font-size:15px}
}
@media (hover:none),(pointer:coarse){
  .toc a{padding:10px 0}
  footer.site-f li a{padding:9px 0}
  .crumbs a{padding:8px 0}
}
@media (prefers-reduced-motion:reduce){.post .ph img,.sticky-cta{transition:none!important}}