/* Jake & Sons Chimney Care — main stylesheet */
:root{
  --ink:#16181d; --ink-2:#20242c; --ink-3:#2c313a;
  --brick:#b0281f; --brick-d:#8c1e17; --ember:#dc6239;
  --sand:#c69a54; --sand-d:#a97f3c;
  --paper:#f7f3ec; --paper-2:#efe8db; --card:#ffffff;
  --line:#ddd4c4; --line-d:#c8bda9;
  --muted:#6a6255; --muted-2:#8b8375;
  --ok:#1f7a4d;
  --maxw:1200px; --gutter:clamp(16px,4vw,40px);
  --radius:4px;
  --shadow:0 1px 2px rgba(22,24,29,.06),0 8px 30px rgba(22,24,29,.08);
  --f-disp:"Oswald",system-ui,"Segoe UI",sans-serif;
  --f-body:"Source Serif 4","Iowan Old Style",Georgia,serif;
  --f-ui:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--f-body);font-size:1.06rem;line-height:1.68;-webkit-font-smoothing:antialiased}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--brick);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4,.disp{font-family:var(--f-disp);font-weight:600;line-height:1.08;letter-spacing:.005em;color:var(--ink)}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);font-weight:700;text-transform:uppercase;letter-spacing:.01em}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);text-transform:uppercase}
h3{font-size:clamp(1.2rem,2vw,1.5rem)}
p{margin:0 0 1.05em}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.wrap-narrow{max-width:760px;margin-inline:auto;padding-inline:var(--gutter)}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.6em 1em;z-index:1000}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid var(--sand);outline-offset:2px}

/* ---- utility top bar ---- */
.topbar{background:var(--ink);color:#e9e3d7;font-family:var(--f-ui);font-size:.82rem}
.topbar .wrap{display:flex;gap:1.2em;align-items:center;justify-content:space-between;min-height:38px;flex-wrap:wrap}
.topbar a{color:#f3ede1}
.topbar .tb-right{display:flex;gap:1.4em;align-items:center;flex-wrap:wrap}
.topbar strong{color:#fff}
.tb-badge{color:var(--sand);text-transform:uppercase;letter-spacing:.14em;font-weight:600;font-size:.72rem}

/* ---- header / nav ---- */
.site-head{position:sticky;top:0;z-index:200;background:rgba(247,243,236,.96);
  backdrop-filter:saturate(150%) blur(6px);border-bottom:1px solid var(--line)}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:74px}
.brand{display:flex;align-items:center;gap:.65rem;font-family:var(--f-disp);font-weight:700;
  text-transform:uppercase;color:var(--ink);letter-spacing:.02em;line-height:1}
.brand:hover{text-decoration:none}
.brand img{height:48px;width:auto}
.brand .bt{font-size:1.15rem}
.brand .bt small{display:block;font-size:.62rem;letter-spacing:.28em;color:var(--brick);font-weight:600}
.nav{display:flex;align-items:center;gap:.2rem;font-family:var(--f-ui)}
.nav>ul{display:flex;list-style:none;margin:0;padding:0;gap:.1rem;align-items:center}
.nav a.navlink{display:inline-block;padding:.7em .9em;color:var(--ink);font-weight:600;font-size:.95rem;border-radius:var(--radius)}
.nav a.navlink:hover{background:var(--paper-2);text-decoration:none;color:var(--brick-d)}
.has-mega{position:relative}
.mega{position:absolute;top:calc(100% + 6px);left:50%;transform:translateX(-50%) translateY(6px);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:6px;
  padding:1.1rem 1.2rem;min-width:min(760px,88vw);opacity:0;visibility:hidden;transition:.16s ease;z-index:210}
.has-mega:hover .mega,.has-mega:focus-within .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem 1.4rem}
.mega h4{font-family:var(--f-ui);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--brick);margin:0 0 .5rem;border-bottom:1px solid var(--line);padding-bottom:.35rem}
.mega ul{list-style:none;margin:0;padding:0}
.mega li{margin:.12rem 0}
.mega a{color:var(--ink);font-size:.9rem;display:block;padding:.2em 0}
.mega a:hover{color:var(--brick)}
.mega-foot{margin-top:.9rem;padding-top:.7rem;border-top:1px solid var(--line);font-size:.85rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:var(--f-ui);font-weight:700;
  background:var(--brick);color:#fff;padding:.72em 1.25em;border-radius:var(--radius);border:0;cursor:pointer;
  font-size:.95rem;letter-spacing:.01em;line-height:1;transition:.15s ease}
.btn:hover{background:var(--brick-d);text-decoration:none;color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-sand{background:var(--sand-d)}
.btn-sand:hover{background:#8a6a30}
.btn-lg{padding:.95em 1.7em;font-size:1.05rem}
.nav-cta{margin-left:.4rem}
.burger{display:none;background:none;border:1.5px solid var(--line-d);border-radius:var(--radius);
  padding:.5em .6em;cursor:pointer;font-family:var(--f-ui);font-weight:700;color:var(--ink);align-items:center;gap:.4em}
.burger span{display:block;width:20px;height:2px;background:var(--ink);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink)}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger span,.burger span::before,.burger span::after{transition:transform .18s ease,background .18s ease,top .18s ease}
.nav-close{display:none}
.nav-backdrop{display:none}

/* ---- hero ---- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.hero-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(12,13,16,.86) 0%,rgba(12,13,16,.62) 42%,rgba(12,13,16,.18) 100%)}
.hero-inner{position:relative;z-index:2;padding-block:clamp(3.2rem,9vw,7rem);max-width:640px}
.hero .eyebrow{font-family:var(--f-ui);text-transform:uppercase;letter-spacing:.2em;font-size:.78rem;
  color:var(--sand);font-weight:700;margin-bottom:1rem;display:flex;align-items:center;gap:.6em}
.hero .eyebrow::before{content:"";width:34px;height:2px;background:var(--sand)}
.hero h1{color:#fff;margin:0 0 .6rem;text-shadow:0 2px 24px rgba(0,0,0,.35)}
.hero h1 .accent{color:var(--ember)}
.hero-sub{font-size:1.15rem;color:#eee5d6;margin-bottom:1.6rem;max-width:34em}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center}
.hero-trust{display:flex;gap:1.4rem;margin-top:1.9rem;flex-wrap:wrap;font-family:var(--f-ui)}
.hero-trust div{border-left:2px solid var(--sand);padding-left:.8rem}
.hero-trust b{display:block;font-family:var(--f-disp);font-size:1.5rem;color:#fff;line-height:1}
.hero-trust span{font-size:.78rem;color:#cfc6b6;text-transform:uppercase;letter-spacing:.08em}

/* ---- section scaffolding ---- */
section{padding-block:clamp(2.6rem,6vw,4.6rem)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:1.8rem;flex-wrap:wrap}
.sec-head .kicker{font-family:var(--f-ui);text-transform:uppercase;letter-spacing:.18em;font-size:.74rem;
  color:var(--brick);font-weight:700;display:flex;align-items:center;gap:.6em}
.sec-head .kicker .num{color:var(--sand-d)}
.sec-head h2{margin:.35rem 0 0}
.sec-head p{margin:.4rem 0 0;color:var(--muted);max-width:46em}
.bg-paper2{background:var(--paper-2)}
.bg-ink{background:var(--ink);color:#f4efe4}
.bg-ink h2,.bg-ink h3{color:#fff}
.bg-ink .sec-head p{color:#c9c0b1}
.rule{height:2px;background:var(--brick);width:54px;border:0;margin:0 0 1.2rem}

/* ---- service cards (video) ---- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
.svc-grid--area{grid-template-columns:repeat(2,1fr);margin-top:.6rem}
.svc-card{background:var(--card);border:1px solid var(--line);border-radius:6px;overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--shadow);transition:.16s ease}
.svc-card:hover{transform:translateY(-3px);border-color:var(--line-d)}
.svc-media{position:relative;aspect-ratio:16/10;background:var(--ink-2);overflow:hidden}
.svc-media video,.svc-media img{width:100%;height:100%;object-fit:cover}
.svc-media .tag{position:absolute;left:0;bottom:0;background:var(--brick);color:#fff;
  font-family:var(--f-ui);font-weight:700;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;padding:.3em .7em}
.svc-body{padding:1rem 1.15rem 1.25rem}
.svc-body h3{margin:.1rem 0 .4rem}
.svc-body p{color:var(--muted);font-size:.98rem;margin:0 0 .8rem}
.svc-more{font-family:var(--f-ui);font-weight:700;font-size:.9rem;color:var(--brick);display:inline-flex;gap:.3em}
.svc-more::after{content:"→";transition:.15s}
.svc-card:hover .svc-more::after{transform:translateX(3px)}

/* ---- symptom chooser ---- */
.chooser{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem}
.chooser a{display:block;background:var(--card);border:1px solid var(--line);border-left:4px solid var(--sand);
  border-radius:4px;padding:1rem 1.05rem;color:var(--ink);transition:.15s}
.chooser a:hover{border-left-color:var(--brick);text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow)}
.chooser .sym{font-family:var(--f-disp);font-weight:600;font-size:1.05rem;display:block;margin-bottom:.2rem}
.chooser .fix{font-family:var(--f-ui);font-size:.82rem;color:var(--muted)}

/* ---- directory lists ---- */
.dir-cat{margin-bottom:2rem}
.dir-cat h3{display:flex;align-items:baseline;gap:.6rem;border-bottom:2px solid var(--line);padding-bottom:.5rem}
.dir-cat h3 .cnt{font-family:var(--f-ui);font-size:.8rem;color:var(--muted-2);font-weight:600}
.dir-list{list-style:none;margin:1rem 0 0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:.15rem .8rem}
.dir-list a{display:flex;justify-content:space-between;gap:.5rem;padding:.55em .2em;color:var(--ink);border-bottom:1px solid var(--paper-2);font-family:var(--f-ui);font-size:.95rem}
.dir-list a:hover{color:var(--brick);border-color:var(--line)}
.dir-list a .desc{color:var(--muted-2);font-size:.8rem;font-weight:400;text-align:right;max-width:55%}
.dir-plain{color:var(--ink);cursor:default}
.dir-note{font-size:.82rem;color:var(--muted-2);font-family:var(--f-ui)}

/* ---- generic feature/split ---- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.4rem,4vw,3rem);align-items:center}
.split.rev{direction:rtl}.split.rev>*{direction:ltr}
.media-frame{border-radius:6px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.media-frame img{width:100%;object-fit:cover}
.media-cap{font-family:var(--f-ui);font-size:.78rem;color:var(--muted-2);margin-top:.5rem}
.lead{font-size:1.2rem;color:var(--ink-3)}

/* process steps */
.steps{counter-reset:st;display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.step{position:relative;padding-top:1.4rem}
.step::before{counter-increment:st;content:counter(st,decimal-leading-zero);
  font-family:var(--f-disp);font-weight:700;font-size:2rem;color:var(--sand);display:block;line-height:1}
.step h4{margin:.3rem 0 .3rem;font-size:1.1rem}
.step p{font-size:.94rem;color:var(--muted);margin:0}
.bg-ink .step p{color:#c4bcad}
.bg-ink .chooser a,.bg-ink .svc-card{color:var(--ink)}

/* ---- article / prose ---- */
.article{max-width:none}
.prose{font-size:1.12rem;line-height:1.78}
.prose h2{margin:2.2rem 0 .8rem;font-size:clamp(1.4rem,2.6vw,1.9rem)}
.prose h3{margin:1.7rem 0 .5rem}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.3em}
.prose li{margin:.35em 0}
.prose blockquote{margin:1.4em 0;padding:.6em 1.2em;border-left:4px solid var(--sand);
  background:var(--paper-2);font-style:italic;color:var(--ink-3)}
.prose .callout{background:#fff;border:1px solid var(--line);border-top:3px solid var(--brick);
  border-radius:5px;padding:1.1rem 1.3rem;margin:1.6em 0}
.prose .callout h4{margin:0 0 .4rem;font-size:1.05rem;text-transform:none}
.prose .callout.warn{border-top-color:var(--sand-d);background:#fbf6ec}
.prose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-family:var(--f-ui);font-size:.94rem}
.prose th,.prose td{border:1px solid var(--line);padding:.6em .8em;text-align:left;vertical-align:top}
.prose th{background:var(--paper-2);font-weight:700}

/* breadcrumb */
.crumb{font-family:var(--f-ui);font-size:.82rem;color:var(--muted);padding-block:.9rem}
.crumb a{color:var(--muted)}.crumb a:hover{color:var(--brick)}
.crumb .sep{margin:0 .4em;color:var(--line-d)}

/* page hero (interior) */
.phero{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.phero img,.phero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;opacity:.5}
.phero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,15,18,.9),rgba(14,15,18,.5));z-index:1}
.phero-inner{position:relative;z-index:2;padding-block:clamp(2.4rem,6vw,4.2rem);max-width:720px}
.phero h1{color:#fff;margin:.3rem 0 .5rem}
.phero .eyebrow{font-family:var(--f-ui);text-transform:uppercase;letter-spacing:.18em;font-size:.75rem;color:var(--sand);font-weight:700}
.phero p{color:#e7ddcd;font-size:1.12rem;max-width:40em;margin:0}

/* two-column layout with sticky aside */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:clamp(1.6rem,4vw,3rem);align-items:start}
.aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:1.2rem}
.card-box{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:1.3rem;box-shadow:var(--shadow)}
.card-box h3{font-size:1.15rem;margin:0 0 .6rem}
.card-box.brickbox{background:var(--ink);color:#fff}
.card-box.brickbox h3{color:#fff}
.card-box.brickbox p{color:#d7cebd;font-size:.95rem}
.rel-list{list-style:none;margin:0;padding:0;font-family:var(--f-ui)}
.rel-list li{border-bottom:1px solid var(--paper-2)}
.rel-list a{display:block;padding:.55em 0;color:var(--ink);font-size:.95rem}
.rel-list a:hover{color:var(--brick)}

/* ---- forms ---- */
.form-card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:1.4rem;box-shadow:var(--shadow)}
form.js-form label{display:block;font-family:var(--f-ui);font-weight:600;font-size:.86rem;margin:.7rem 0 .25rem;color:var(--ink-3)}
form.js-form input,form.js-form select,form.js-form textarea{width:100%;font-family:var(--f-ui);font-size:1rem;
  padding:.7em .8em;border:1.5px solid var(--line-d);border-radius:4px;background:#fff;color:var(--ink)}
form.js-form input:focus,form.js-form select:focus,form.js-form textarea:focus{border-color:var(--brick);outline:none;box-shadow:0 0 0 3px rgba(176,40,31,.12)}
form.js-form textarea{min-height:110px;resize:vertical;font-family:var(--f-body)}
.honeypot{position:absolute!important;left:-9999px!important;opacity:0;height:0;width:0}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.form-note{font-family:var(--f-ui);font-size:.78rem;color:var(--muted-2);margin-top:.8rem}
.form-status{font-family:var(--f-ui);font-size:.92rem;margin-top:.8rem;padding:.6em .8em;border-radius:4px;display:none}
.form-status.ok{display:block;background:#e8f5ee;color:var(--ok);border:1px solid #bfe4cf}
.form-status.err{display:block;background:#fbeceb;color:var(--brick-d);border:1px solid #f2c9c5}
.req{color:var(--brick)}

/* ---- FAQ ---- */
.faq details{border-bottom:1px solid var(--line);padding:.4rem 0}
.faq summary{font-family:var(--f-disp);font-weight:500;font-size:1.15rem;cursor:pointer;padding:.7rem 0;list-style:none;
  display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;color:var(--brick);transition:.15s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--muted);margin:.2rem 0 1rem}

/* ---- blog cards ---- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.post-card{background:var(--card);border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow);transition:.16s}
.post-card:hover{transform:translateY(-3px)}
.post-card .pc-media{aspect-ratio:16/9;overflow:hidden;background:var(--ink-2)}
.post-card .pc-media img{width:100%;height:100%;object-fit:cover}
.post-card .pc-body{padding:1rem 1.15rem 1.2rem;display:flex;flex-direction:column;flex:1}
.post-card .pc-cat{font-family:var(--f-ui);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brick);font-weight:700}
.post-card h3{margin:.35rem 0 .5rem;font-size:1.2rem;line-height:1.15}
.post-card p{color:var(--muted);font-size:.94rem;margin:0 0 .8rem}
.post-card .pc-more{margin-top:auto;font-family:var(--f-ui);font-weight:700;font-size:.88rem;color:var(--brick)}
.byline{font-family:var(--f-ui);font-size:.85rem;color:var(--muted);margin:0 0 1.4rem;display:flex;gap:.8rem;flex-wrap:wrap;align-items:center}
.byline .dot{color:var(--line-d)}
.postnav{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2.4rem;font-family:var(--f-ui)}
.postnav a{display:block;background:var(--card);border:1px solid var(--line);border-radius:6px;padding:1rem 1.2rem;color:var(--ink)}
.postnav a:hover{border-color:var(--brick);text-decoration:none}
.postnav .lbl{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted-2)}
.postnav .t{font-family:var(--f-disp);font-weight:500;display:block;margin-top:.2rem}
.postnav .next{text-align:right}
.toc{background:var(--paper-2);border-radius:6px;padding:1rem 1.2rem;font-family:var(--f-ui);font-size:.92rem;margin:1.4rem 0}
.toc b{display:block;text-transform:uppercase;letter-spacing:.1em;font-size:.72rem;color:var(--muted);margin-bottom:.5rem}
.toc ol{margin:0;padding-left:1.2em}
.toc a{color:var(--ink-3)}

/* ---- footer ---- */
.site-foot{background:var(--ink);color:#c9c0b1;font-family:var(--f-ui);font-size:.92rem;padding-block:3rem 1.4rem;margin-top:2rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:1.6rem}
.site-foot h4{font-family:var(--f-ui);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sand);margin:0 0 .8rem}
.site-foot a{color:#ddd4c4;display:block;padding:.22em 0}
.site-foot a:hover{color:#fff}
.foot-brand img{height:52px;margin-bottom:.7rem}
.foot-brand p{color:#a9a091;font-size:.9rem;max-width:30ch}
.foot-phone{font-family:var(--f-disp);font-size:1.5rem;color:#fff!important;display:inline-block!important}
.foot-bottom{border-top:1px solid #2c313a;margin-top:2rem;padding-top:1.2rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:#8b8375;font-size:.82rem}
.foot-bottom a{display:inline;color:#8b8375}
.foot-disclaim{font-size:.78rem;color:#7d7466;max-width:80ch;margin-top:.6rem}

/* sticky mobile call bar */
.callbar{display:none}

/* 404 */
.err404{text-align:center;padding-block:clamp(3rem,10vw,7rem)}
.err404 .big{font-family:var(--f-disp);font-weight:700;font-size:clamp(4rem,18vw,9rem);color:var(--brick);line-height:.9}

/* misc */
.center{text-align:center}
.mt0{margin-top:0}.mb0{margin-bottom:0}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;padding:0;margin:.6rem 0 0;font-family:var(--f-ui);font-size:.85rem}
.chips li{background:var(--paper-2);border:1px solid var(--line);border-radius:100px;padding:.3em .8em}
.zip-list{font-family:var(--f-ui);font-size:.9rem;color:var(--ink-3)}

/* ---- responsive ---- */
@media (max-width:960px){
  .svc-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .chooser{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .mega-cols{grid-template-columns:repeat(2,1fr)}
  .dir-list{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .aside{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .split.rev{direction:ltr}
}
@media (max-width:640px){
  body{font-size:1.02rem}
  /* Neutralize the header's backdrop-filter on mobile: a filtered element becomes the
     containing block for position:fixed children, which would trap the menu inside the header. */
  .site-head{backdrop-filter:none;-webkit-backdrop-filter:none;position:sticky}
  .nav{display:none}
  /* Dropdown panel: drops just below the header, auto height, does NOT cover the whole page. */
  .nav.open{display:block;position:absolute;top:100%;left:0;right:0;background:var(--paper);
    border-top:1px solid var(--line);box-shadow:0 24px 44px -14px rgba(15,16,20,.4);
    max-height:calc(100vh - 100%);overflow-y:auto;-webkit-overflow-scrolling:touch;
    padding:.3rem var(--gutter) 1.3rem;z-index:210}
  .nav.open>ul{flex-direction:column;align-items:stretch;gap:0}
  .nav.open a.navlink{padding:.95em .1em;border-bottom:1px solid var(--line);border-radius:0;font-size:1.12rem}
  .nav.open .mega{display:none!important}        /* sub-menus collapsed; the ▾ items link to their directory pages */
  .nav.open .nav-cta{margin:1rem 0 .2rem}
  .nav.open .nav-cta .btn{display:flex;justify-content:center;width:100%;padding:1em;font-size:1.08rem}
  .nav-close{display:none!important}             /* not needed for the dropdown; burger toggles, backdrop closes */
  .burger{display:inline-flex}
  /* Hamburger morphs into an X while open */
  .burger[aria-expanded="true"] span{background:transparent}
  .burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
  .burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
  /* Dim backdrop behind the dropdown (page stays visible, just darkened) */
  .nav-backdrop.show{display:block;position:fixed;inset:0;background:rgba(15,16,20,.45);z-index:120;border:0}
  .svc-grid,.post-grid,.chooser,.steps,.mega-cols,.dir-list,.foot-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero-trust{gap:1rem}
  .callbar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:150;
    background:var(--brick);color:#fff;gap:2px}
  .callbar a{flex:1;text-align:center;padding:.85em;color:#fff;font-family:var(--f-ui);font-weight:700;font-size:.95rem}
  .callbar a:hover{text-decoration:none}
  .callbar a+a{background:var(--ink)}
  body{padding-bottom:52px}
  .site-foot{margin-bottom:52px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition:none!important}
  .svc-card:hover,.post-card:hover,.btn:hover{transform:none}
}