/* Layout: navy "below grade" hero band with the quote form, light content bands, navy footer. */
:root{--accent:#1d4ed8;--accent-ink:#1747b8;--on-accent:#fff;--cta:#f4b400;--cta-hover:#ffc629;--on-cta:#1b1500;
--navy:#0e2740;--navy-2:#15385a;--on-navy:#f3f7fb;--on-navy-muted:#b9cadb;
--ink:#16202b;--muted:#53606e;--bg:#ffffff;--surface:#ffffff;--soft:#eef4f9;--soft-2:#e3edf6;--line:#d9e2ea;--field:#bccad7;
--water:#3b8fe0;--water-soft:#cfe4f8;--soil:#8a6d4f;--soil-soft:#d9c6ad;--concrete:#a7b2bd;--concrete-dark:#6f7b87;
--foot-bg:#0b1f33;--foot-fg:#b9cadb;--foot-link:#ffffff;
--display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;--body:"Source Sans 3","Segoe UI",Roboto,Arial,sans-serif}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--accent-ink:#7fb0ff;--ink:#e6edf4;--muted:#9fb0c1;--bg:#0f1720;--surface:#16212c;--soft:#132331;--soft-2:#183041;--line:#26394a;--field:#3a5064;--water-soft:#1d3d5c;--soil-soft:#4a3b2c;--concrete:#566472;--navy:#0a1d30;--navy-2:#10304c;--foot-bg:#081522;color-scheme:dark}}
:root[data-theme="dark"]{--accent-ink:#7fb0ff;--ink:#e6edf4;--muted:#9fb0c1;--bg:#0f1720;--surface:#16212c;--soft:#132331;--soft-2:#183041;--line:#26394a;--field:#3a5064;--water-soft:#1d3d5c;--soil-soft:#4a3b2c;--concrete:#566472;--navy:#0a1d30;--navy-2:#10304c;--foot-bg:#081522;color-scheme:dark}
*{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;font:17px/1.6 var(--body);color:var(--ink);background:var(--bg)}
h1,h2,h3{font-family:var(--display);letter-spacing:.005em;text-wrap:balance}
a{color:var(--accent-ink)}img,svg{max-width:100%;height:auto}
.wrap{max-width:1100px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.wrap>*{min-width:0}
header{background:var(--surface);border-bottom:1px solid var(--line)}
header .wrap{display:flex;justify-content:space-between;align-items:center;min-height:66px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;font-size:1.35rem;text-decoration:none;color:var(--ink);line-height:1.1}
.brand svg{flex:none;width:30px;height:30px}
nav.main{display:none;gap:22px;font-weight:600;font-size:.95rem;margin-left:auto}nav.main a{color:var(--ink);text-decoration:none}nav.main a:hover{color:var(--accent-ink)}
@media(min-width:900px){nav.main{display:flex}}
.hdr-call{background:var(--cta);color:var(--on-cta);text-decoration:none;padding:10px 16px;border-radius:8px;font-weight:700;white-space:nowrap}
.hdr-call:hover{background:var(--cta-hover)}
@media(max-width:560px){.hdr-call{display:none}.brand{font-size:1.25rem}}
nav.crumbs{font-size:.85rem;color:var(--muted);padding-block:10px}
.hero{position:relative;background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 100%);color:var(--on-navy);padding:44px 0 64px;overflow:hidden}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:34px;background:var(--bg);
-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 34' preserveAspectRatio='none'%3E%3Cpath d='M0 20 C150 4 300 4 450 18 S750 34 900 18 S1100 4 1200 14 V34 H0Z'/%3E%3C/svg%3E") center/100% 100% no-repeat;
mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 34' preserveAspectRatio='none'%3E%3Cpath d='M0 20 C150 4 300 4 450 18 S750 34 900 18 S1100 4 1200 14 V34 H0Z'/%3E%3C/svg%3E") center/100% 100% no-repeat}
.hero h1{font-size:clamp(2rem,5vw,3.1rem);line-height:1.05;margin:0 0 14px;font-weight:700;color:#fff}
.hero p.lede{font-size:1.15rem;color:var(--on-navy-muted);margin:0 0 20px;max-width:44ch}
.hero .lede+p{color:var(--on-navy-muted)}
.hero a{color:#fff}.hero .card a{color:var(--accent-ink)}
.hero ul.ticks li::before{background:var(--cta)}
.hero .updated{color:var(--on-navy-muted)}
.grid{display:grid;gap:32px}.grid>*{min-width:0}
@media(min-width:900px){.grid.two{grid-template-columns:1.35fr 1fr}}
.card{border:1px solid var(--line);border-radius:14px;padding:22px;background:var(--surface)}
.hero .card{color:var(--ink);box-shadow:0 18px 40px rgba(0,0,0,.25);border:0}
.cards{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.cards a.card{text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.cards a.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.cards h3{margin:0 0 6px;color:var(--ink);font-size:1.35rem;line-height:1.15}
.cards p{margin:0;color:var(--muted)}
.icon{display:grid;place-items:center;width:52px;height:52px;border-radius:12px;background:var(--soft-2);color:var(--accent-ink);margin-bottom:12px}
.icon svg{width:30px;height:30px}
section{padding-block:40px}
.band{background:var(--soft)}
h2{font-size:clamp(1.6rem,3vw,2.1rem);line-height:1.1;margin:0 0 14px}
ul.ticks{list-style:none;padding:0;margin:0 0 8px}ul.ticks li{position:relative;padding-left:28px;margin:8px 0}
ul.ticks li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:50%;background:var(--accent);
-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Ccircle cx='8' cy='8' r='8'/%3E%3C/svg%3E")}
.badge{display:inline-flex;align-items:center;gap:8px;margin:0 0 14px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);color:#fff;font-weight:700;font-size:.9rem}
.badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cta);box-shadow:0 0 0 4px rgba(244,180,0,.25)}
form label{display:block;font-weight:600;margin:12px 0 4px;font-size:.95rem}
form input,form textarea,form select{width:100%;padding:11px;border:1px solid var(--field);border-radius:8px;font:inherit;background:var(--surface);color:var(--ink)}
form .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.8rem;color:var(--muted)}
form .consent input{width:auto;margin-top:4px}
#quote h2{font-size:1.7rem;margin-bottom:4px}
button{background:var(--cta);color:var(--on-cta);border:0;padding:15px;border-radius:8px;font:inherit;font-weight:800;font-size:1.05rem;width:100%;margin-top:16px;cursor:pointer}
button:hover{background:var(--cta-hover)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--water);outline-offset:2px}
.promise{margin:14px 0 0;font-weight:700;text-align:center}
.alt-contact{margin:6px 0 0;font-size:.9rem;color:var(--muted);text-align:center;overflow-wrap:anywhere}
#quote{scroll-margin-top:16px}
.steps{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));counter-reset:step}
.steps li{counter-increment:step;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px 20px 20px 74px;position:relative}
.steps li::before{content:counter(step);position:absolute;left:20px;top:18px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;font-family:var(--display);font-weight:700;font-size:1.3rem}
.steps strong{display:block;font-family:var(--display);font-size:1.3rem;line-height:1.15;margin-bottom:4px}
.steps span{color:var(--muted)}
figure.diagram{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px}
figure.diagram figcaption{font-size:.9rem;color:var(--muted);margin-top:8px}
.diagram svg{display:block;width:100%;height:auto}
.dg-soil{fill:var(--soil-soft)}.dg-soil-line{stroke:var(--soil);fill:none;stroke-width:1.5;stroke-dasharray:3 5;opacity:.6}
.dg-grass{fill:#5aa45a}.dg-concrete{fill:var(--concrete)}.dg-concrete-dark{fill:var(--concrete-dark)}
.dg-house{fill:var(--surface);stroke:var(--concrete-dark);stroke-width:2}
.dg-roof{fill:var(--navy-2)}
.dg-water{fill:var(--water)}.dg-water-soft{fill:var(--water-soft)}.dg-arrow{stroke:var(--water);stroke-width:3;fill:none;marker-end:url(#dg-head)}
.dg-head{fill:var(--water)}
.dg-pipe{stroke:var(--ink);stroke-width:4;fill:none;stroke-linecap:round}
.dg-drain{fill:none;stroke:var(--accent);stroke-width:7;stroke-dasharray:2 4}
.dg-label{font:700 21px var(--body);fill:var(--ink)}.dg-small{font:600 16px var(--body);fill:var(--muted)}
.dg-leader{stroke:var(--muted);stroke-width:1}
.townmap svg{display:block;width:100%;height:auto}
.tm-bg{fill:var(--soft)}.tm-dot{fill:var(--concrete-dark)}.tm-here{fill:var(--cta);stroke:var(--navy);stroke-width:3}
.tm-name{font:600 19px var(--body);fill:var(--muted)}.tm-name-here{font:800 24px var(--body);fill:var(--ink)}
.tm-county{font:700 15px var(--body);fill:var(--concrete-dark);letter-spacing:.08em;text-transform:uppercase}
.tm-road{stroke:var(--line);stroke-width:2;fill:none}
details{border-bottom:1px solid var(--line);padding:14px 0}summary{font-weight:700;cursor:pointer}
.towns{columns:2 170px;padding-left:1.1em}
footer{background:var(--foot-bg);color:var(--foot-fg);padding-top:36px;padding-bottom:90px;font-size:.9rem}
footer a{color:var(--foot-link)}
.callbar{position:fixed;left:0;right:0;bottom:0;background:var(--cta);text-align:center;padding:14px max(16px,env(safe-area-inset-right,0px)) calc(14px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));z-index:9;box-shadow:0 -6px 18px rgba(0,0,0,.18)}
.callbar a{color:var(--on-cta);font-weight:800;text-decoration:none;font-size:1.1rem}
@media(min-width:900px){.callbar{display:none}footer{padding-bottom:36px}}
.prose{max-width:70ch}.prose h2{margin-top:32px}.prose p,.prose li{line-height:1.7}
.prose table,.facts{border-collapse:collapse;width:100%;font-size:.95rem;margin:12px 0}
.prose th,.prose td,.facts th,.facts td{border-bottom:1px solid var(--line);padding:9px 8px;text-align:left;vertical-align:top}
.prose thead th{background:var(--soft-2)}
.prose th,.facts th{font-weight:700;color:var(--ink)}
.table-wrap{overflow-x:auto}
.updated{color:var(--muted);font-size:.9rem;margin:0 0 8px}
.note{background:var(--soft);border-left:4px solid var(--water);border-radius:8px;padding:14px 16px;margin:16px 0}
.sources{font-size:.85rem;color:var(--muted)}.sources ol{padding-left:1.2em}.sources li{overflow-wrap:anywhere;margin:4px 0}
.linklist{padding-left:1.1em}.linklist li{margin:6px 0}
.sticky-side{align-self:start}@media(min-width:900px){.sticky-side{position:sticky;top:16px}}
.form-note{margin:12px 0 0;padding:12px;border-radius:8px;background:var(--soft);font-size:.9rem}