:root{
  --pour:#31373b;
  --pour-deep:#22272a;
  --slab:#c7c4bc;
  --limestone:#e9e5dc;
  --paper:#f6f4ef;
  --chalk:#2a6ea3;
  --chalk-deep:#1f5480;
  --joint:#b3afa5;
  --ink:#1c2023;
  --muted:#5d6468;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font:400 17px/1.65 "IBM Plex Sans",system-ui,sans-serif;-webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:Archivo,system-ui,sans-serif;line-height:1.08;margin:0;letter-spacing:-.015em}
h1{font-weight:800;font-size:clamp(2.1rem,5vw,3.5rem)}
h2{font-weight:700;font-size:clamp(1.6rem,3.1vw,2.35rem)}
h3{font-weight:600;font-size:1.16rem;letter-spacing:-.005em}
p{margin:0 0 1rem;max-width:68ch}
a{color:var(--chalk-deep)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--chalk);outline-offset:2px
}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1140px;margin:0 auto;padding:0 clamp(1.1rem,4vw,2.4rem)}
.joint{border-top:2px solid var(--joint);box-shadow:0 1px 0 rgba(255,255,255,.7)}

/* header */
header{background:var(--pour);color:var(--limestone)}
.bar{display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap;padding:.95rem 0}
.mark{display:flex;align-items:center;gap:.65rem;text-decoration:none}
.mark img{display:block;flex:none}
.mark-txt{font-family:Archivo;font-weight:800;font-size:1.22rem;letter-spacing:-.02em;color:#fff;line-height:1.15}
.mark-txt span{display:block;font-weight:500;font-size:.72rem;letter-spacing:.06em;color:var(--slab)}
nav{margin-left:auto;display:flex;gap:1.25rem;flex-wrap:wrap}
nav a{color:var(--limestone);text-decoration:none;font-size:.94rem;font-weight:500;padding:.2rem 0;border-bottom:2px solid transparent}
nav a:hover,nav a[aria-current="page"]{border-bottom-color:var(--chalk)}
.callnow{
  background:var(--chalk);color:#fff;text-decoration:none;font-family:Archivo;font-weight:700;
  padding:.62rem 1.15rem;border-radius:2px;font-size:1.02rem;white-space:nowrap
}
.callnow:hover{background:#3d84bd}

/* hero */
.hero{background:var(--pour-deep);color:var(--limestone);position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.22;
  background:repeating-linear-gradient(97deg,rgba(255,255,255,.055) 0 1px,transparent 1px 7px)
}
.hero-in{position:relative;z-index:1;padding:clamp(2.8rem,7vw,5.2rem) 0 clamp(2.4rem,5vw,4rem)}
.hero h1{color:#fff;max-width:20ch}
.hero .lede{font-size:clamp(1.02rem,1.8vw,1.2rem);color:var(--slab);max-width:58ch;margin-top:1.3rem}
.hero-img{margin-top:2.4rem;border:2px solid rgba(199,196,188,.35)}
.cta-row{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:2rem}
.btn{
  display:inline-block;font-family:Archivo;font-weight:700;font-size:1.05rem;
  padding:.92rem 1.6rem;border-radius:2px;text-decoration:none;border:2px solid transparent
}
.btn-primary{background:var(--chalk);color:#fff}
.btn-primary:hover{background:#3d84bd}
.btn-ghost{border-color:var(--slab);color:var(--limestone)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.facts{display:flex;gap:2.4rem;flex-wrap:wrap;margin-top:2.8rem;padding-top:1.5rem;border-top:2px solid rgba(199,196,188,.32)}
.facts div{max-width:23ch}
.facts b{display:block;font-family:Archivo;font-weight:700;font-size:1.02rem;color:#fff}
.facts p{margin:.2rem 0 0;font-size:.92rem;color:var(--slab)}

/* sections */
section{padding:clamp(2.8rem,6vw,4.5rem) 0}
.intro{max-width:60ch;margin-bottom:2.4rem}
.intro p{color:var(--muted);margin-top:.9rem}

/* slab panels */
.slabs{display:grid;grid-template-columns:repeat(auto-fit,minmax(275px,1fr));gap:2px;background:var(--joint);border:2px solid var(--joint)}
.slab{background:var(--limestone);padding:1.7rem 1.6rem 1.8rem}
.slab.lead{background:var(--slab)}
.slab h3{margin-bottom:.55rem}
.slab p{font-size:.96rem;color:#3f4548;margin:0}
.slab ul{margin:.75rem 0 0;padding-left:1.05rem;font-size:.92rem;color:var(--muted)}
.slab li{margin:.22rem 0}

/* two-column prose with figure */
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:2.4rem;align-items:start}
.split figure{margin:0}
.split figcaption{font-size:.85rem;color:var(--muted);margin-top:.5rem}

/* keyed detail blocks */
.keyed{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:2.2rem;margin-top:2rem}
.keyed h3{margin-bottom:.5rem;padding-left:.9rem;border-left:4px solid var(--chalk)}
.keyed p{font-size:.97rem;color:#41474a;margin:0}
.ground{background:var(--limestone)}

/* spec table */
.spec{width:100%;border-collapse:collapse;margin-top:1.8rem;font-size:.96rem}
.spec caption{text-align:left;font-size:.88rem;color:var(--muted);margin-bottom:.6rem}
.spec th,.spec td{text-align:left;padding:.72rem .9rem;border-bottom:2px solid var(--joint);vertical-align:top}
.spec th{font-family:Archivo;font-weight:700;background:var(--limestone)}
.spec tbody th{font-weight:600;background:transparent;width:34%}

/* numbered steps */
.steps{counter-reset:step;margin-top:2rem;display:grid;gap:0}
.step{display:grid;grid-template-columns:3.1rem 1fr;gap:1.3rem;padding:1.35rem 0;border-top:2px solid var(--joint)}
.step:last-child{border-bottom:2px solid var(--joint)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:Archivo;font-weight:800;font-size:1.5rem;color:var(--chalk);line-height:1.1
}
.step p{margin:.3rem 0 0;font-size:.97rem;color:var(--muted)}

/* dark band */
.area{background:var(--pour);color:var(--limestone)}
.area h2{color:#fff}
.area p{color:var(--slab)}
.towns{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.8rem;padding:0;list-style:none}
.towns li{border:2px solid rgba(199,196,188,.4);padding:.5rem 1rem;font-size:.95rem;font-weight:500;border-radius:2px}

/* crossref box */
.crossref{background:var(--limestone);border-left:5px solid var(--chalk);padding:1.4rem 1.5rem}
.crossref p{margin:0;font-size:.97rem}
.crossref a{font-weight:600;color:var(--chalk-deep);text-decoration:underline;text-underline-offset:3px}

/* form */
.quote{background:var(--limestone)}
form{display:grid;grid-template-columns:1fr 1fr;gap:1rem;max-width:660px;margin-top:1.9rem}
label{display:block;font-size:.88rem;font-weight:600;margin-bottom:.32rem;color:var(--ink)}
input,select,textarea{
  width:100%;padding:.72rem .85rem;border:2px solid var(--joint);border-radius:2px;
  font:400 1rem/1.4 "IBM Plex Sans",sans-serif;background:#fff;color:var(--ink)
}
textarea{min-height:118px;resize:vertical}
.full{grid-column:1/-1}
button{
  grid-column:1/-1;justify-self:start;background:var(--chalk);color:#fff;border:0;
  font-family:Archivo;font-weight:700;font-size:1.06rem;padding:.92rem 1.9rem;border-radius:2px;cursor:pointer
}
button:hover{background:var(--chalk-deep)}
.formnote{font-size:.87rem;color:var(--muted);margin-top:.9rem}

/* footer */
footer{background:var(--pour-deep);color:var(--slab);padding:2.8rem 0 2rem;font-size:.93rem}
.foot{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem}
.foot h3{color:#fff;font-size:1rem;margin-bottom:.7rem}
.foot a{color:var(--limestone)}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin:.3rem 0}
.legal{margin-top:2.2rem;padding-top:1.3rem;border-top:2px solid rgba(199,196,188,.25);font-size:.85rem;color:#8d9498}

@media (max-width:620px){
  form{grid-template-columns:1fr}
  .bar{gap:.8rem}
  nav{width:100%;margin-left:0;gap:1rem}
  .spec tbody th{width:auto;display:block;padding-bottom:.2rem;border-bottom:0}
  .spec td{display:block;padding-top:.2rem}
}

/* in-page figures */
.split-fig{margin:0 0 2rem;border:2px solid var(--joint)}
.split-fig img{width:100%}
.split-fig figcaption{font-size:.85rem;color:var(--muted);padding:.55rem .75rem;background:var(--paper)}
.area .split-fig figcaption,.ground .split-fig figcaption{background:var(--limestone)}
.hero-img figcaption{font-size:.85rem;color:var(--slab);padding-top:.5rem}


/* hero: copy beside a short lead form */
.hero-in{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(310px,.95fr);gap:clamp(2rem,4vw,3.4rem);align-items:start}
.hero-copy{min-width:0}
.hero-form{
  display:block;background:var(--paper);color:var(--ink);
  border:2px solid var(--joint);padding:1.5rem 1.4rem 1.6rem;max-width:none;margin:0;
  box-shadow:0 14px 34px rgba(0,0,0,.28)
}
.hero-form label{color:var(--ink)}
.hero-form h2{font-size:1.4rem;color:var(--ink);margin-bottom:.4rem}
.hero-form>p{font-size:.93rem;color:var(--muted);margin-bottom:1.1rem;max-width:none}
.hero-form>div{margin-bottom:.8rem}
.hero-form button{width:100%;justify-self:stretch;margin-top:.3rem}
.hero-form-note{font-size:.84rem;color:var(--muted);margin:.85rem 0 0;max-width:none}
.hero-form-note a{color:var(--chalk-deep);font-weight:600}

@media (max-width:900px){
  .hero-in{grid-template-columns:1fr}
  .hero-form{margin-top:.5rem}
}

/* icons — glyphs share one optical box (y4-20, centred on 12,12) */
.sprite{display:none}
.ico{
  width:1.5em;height:1.5em;flex:none;
  fill:none;stroke:var(--chalk);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round
}
.ico circle{fill:none}

/* headings: the icon box is exactly one line-box tall, so top-aligning it
   centres the glyph on the first line with no offset maths and no negative
   margins. Spacing uses margin, not gap, so it can't be dropped. */
.slab h3,.keyed h3{
  display:flex;align-items:flex-start;line-height:1.35
}
.slab h3 .ico,.keyed h3 .ico{
  width:1.35em;height:1.35em;      /* == the 1.35 line-height above */
  margin:0 .85rem 0 0;
  flex:0 0 auto
}
.slab.lead .ico{stroke:var(--chalk-deep)}
.keyed h3{padding-left:0;border-left:0}

/* fact strips: same construction */
.facts b{display:flex;align-items:flex-start;line-height:1.35}
.facts .ico,.ico-light{
  width:1.35em;height:1.35em;margin:0 .7rem 0 0;flex:0 0 auto;stroke:#7fb4de
}
.foot ul a{text-decoration:none}
.foot ul a:hover{text-decoration:underline;text-underline-offset:3px}
nav{row-gap:.4rem}
.opt{font-weight:400;font-size:.92em;color:var(--muted);letter-spacing:0}

/* FAQ */
.faq{background:var(--paper)}
.faq-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:2rem 2.6rem}
.faq-grid h3{margin-bottom:.5rem;padding-left:.9rem;border-left:4px solid var(--chalk);line-height:1.25}
.faq-grid p{font-size:.97rem;color:#41474a;margin:0;padding-left:.9rem}