/* TrueLine Plumbing. Navy and safety yellow from the TrueLine Plumbing mockup, light sections, one clean font. */
:root{
  color-scheme:light;
  --navy:#0E2A47; --navy-2:#163A60; --card:#163A60; --card-2:#1D4672; --draw:#0A2038; --footer:#0B1B2B;
  --line:rgba(255,255,255,.12); --line-2:rgba(255,255,255,.28);
  --text:#FFFFFF; --muted:#B9C8D8; --dim:#8EA2B8;
  --hivis:#FFC21A; --hivis-2:#FFCD45; --hivis-ink:#1A1400;
  --blue:#4CC0FF; --gas:#F5B83D; --green:#3DDC84; --star:#E8A400;
  --ground:#F2F5F8; --surface:#FFFFFF; --soft:#F5F8FB; --light-line:#D5DEE7; --line-hover:#A9B9CB;
  --ink:#0B1B2B; --ink-2:#4A5B6E; --blue-ink:#1B4F86;
  --font:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  /* Section-aware colors. Light sections use these; navy areas override them below. */
  --fg:var(--ink); --fg-2:var(--ink-2); --cardbg:var(--surface); --cardline:var(--light-line);
  --accent:var(--blue-ink); --focus:var(--blue-ink); --ghost:var(--ink); --ghost-line:#B4C1CF;
}
/* Navy areas: header, heroes, navy sections, footer and the phone bar */
header.site,.hero,.navy,.site-foot,.mbar{color:var(--text);--fg:var(--text);--fg-2:var(--muted);--cardbg:rgba(255,255,255,.06);--cardline:var(--line);--accent:var(--hivis);--focus:var(--hivis);--ghost:var(--text);--ghost-line:rgba(255,255,255,.5)}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
[id]{scroll-margin-top:92px}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.06;letter-spacing:-.03em;text-wrap:balance}
h1{font-size:clamp(44px,6.4vw,88px);letter-spacing:-.045em}
h1.sm{font-size:clamp(34px,4.6vw,60px);letter-spacing:-.04em;line-height:1.06}
h2{font-size:clamp(30px,3.8vw,48px)}
h3{font-size:20px;line-height:1.25;letter-spacing:-.015em}
p{margin:0}
a{color:inherit}
img{max-width:100%;height:auto}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0}
.wrap{max-width:1200px;margin:0 auto;padding-inline:20px}
.narrow{max-width:760px}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;padding:10px 14px;border-radius:8px;background:var(--ink);color:#fff;text-decoration:none}
.skip:focus{top:12px}

/* sections */
.sec{padding-block:96px}
@media (max-width:820px){.sec{padding-block:68px}}
.light{background:var(--ground)}
.alt{background:var(--surface);--cardbg:var(--soft)}
.navy{background:var(--navy)}
.head{display:grid;gap:14px;max-width:680px;margin-bottom:40px}
.head p{font-size:18px;color:var(--fg-2)}
.head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:16px 24px;flex-wrap:wrap;margin-bottom:40px}
.head-row .head{margin-bottom:0}
.more-link{font-size:15.5px;font-weight:500;color:var(--fg);text-decoration:none;white-space:nowrap}
.more-link:hover{text-decoration:underline}
.prose{display:grid;gap:16px;max-width:68ch;font-size:18px;color:var(--fg-2)}
.prose a,.faq-a a,.card-link{color:var(--accent);text-underline-offset:3px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border:0;border-radius:10px;font-family:var(--font);font-size:16px;font-weight:500;text-decoration:none;cursor:pointer;white-space:nowrap;transition:background-color .2s,box-shadow .2s,opacity .2s}
.btn svg{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn-main{background:var(--hivis);color:var(--hivis-ink);font-weight:600}
.btn-main:hover{background:var(--hivis-2)}
.btn-line{background:transparent;color:var(--ghost);box-shadow:inset 0 0 0 1.5px var(--ghost-line)}
.btn-line:hover{box-shadow:inset 0 0 0 1.5px var(--ghost)}
.btn:disabled{opacity:.5;cursor:wait}

/* header */
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:var(--navy);border-bottom:3px solid var(--hivis)}
header.site .wrap{display:flex;align-items:center;gap:28px;min-height:76px}
.brand{display:block;flex:none}
.brand img{display:block;height:62px;width:auto}
nav.main{display:flex;gap:26px;margin-left:auto;font-size:15px}
nav.main a{color:var(--muted);text-decoration:none;transition:color .2s}
nav.main a:hover,nav.main a[aria-current="page"]{color:var(--text)}
.hdr-cta{display:flex;align-items:center;gap:16px}
.hdr-phone{font-size:16.5px;font-weight:600;color:var(--hivis);text-decoration:none;white-space:nowrap}
.hdr-cta .btn{min-height:42px;padding:0 18px;font-size:15px}
.menu-btn{display:none;min-height:42px;padding:0 14px;border:1px solid var(--line-2);border-radius:10px;background:transparent;color:var(--text);font-size:15px;cursor:pointer}
@media (max-width:1040px){
  .menu-btn{display:inline-flex;align-items:center}
  nav.main{display:none;position:absolute;left:0;right:0;top:calc(100% + 3px);flex-direction:column;gap:0;margin:0;padding:8px 20px 16px;background:var(--navy);border-bottom:1px solid var(--line);box-shadow:0 18px 30px -14px rgba(0,0,0,.5)}
  header.site.nav-open nav.main{display:flex}
  nav.main a{padding:12px 0;font-size:17px;border-bottom:1px solid var(--line)}
  nav.main a:last-child{border-bottom:0}
  .hdr-cta{margin-left:auto}
}
@media (max-width:560px){header.site .wrap{min-height:68px;gap:14px}.brand img{height:52px}.hdr-cta .btn,.hdr-phone{display:none}}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 100%)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:28px 28px;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:64px;align-items:center;padding-block:88px 96px}
.page-hero .wrap{padding-block:56px 80px}
.page-hero.short .wrap{display:block;padding-block:56px 64px}
.eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-size:15px;font-weight:400;letter-spacing:0;line-height:1.4;color:var(--fg-2)}
.hero .eyebrow{color:var(--hivis);font-weight:500}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--green);flex:none;animation:ping 2s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(61,220,132,.5)}70%,100%{box-shadow:0 0 0 7px rgba(61,220,132,0)}}
.hl{color:var(--hivis)}
.hero .sub{margin-top:22px;font-size:19px;color:var(--muted);max-width:40ch}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.proof{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:28px;list-style:none;font-size:14.5px;color:var(--muted)}
.proof li{display:flex;align-items:center;gap:8px}
.proof li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--hivis)}
.proof .star::before{display:none}
.proof .star b{color:var(--hivis);font-weight:400}
.crumbs{margin-bottom:20px;font-size:14px;color:var(--muted)}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none}
.crumbs li+li::before{content:"/";margin-right:8px;color:var(--dim)}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--text)}
.meta{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:20px;font-size:14.5px;color:var(--muted)}
@media (max-width:980px){.hero .wrap{grid-template-columns:minmax(0,1fr);gap:44px;padding-block:52px 60px}}

/* alert */
.alert{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:12px;background:#FDECEA;color:#8E1F14;font-size:15.5px;line-height:1.5}
.navy .alert{background:rgba(255,107,94,.16);color:#FFC0B9}
.alert svg{width:20px;height:20px;flex:none;margin-top:2px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.alert-wrap{margin-bottom:36px}

/* booking card: a white card, even on navy */
.book{background:var(--surface);border-radius:20px;padding:26px;box-shadow:0 30px 70px -28px rgba(0,0,0,.55);color:var(--ink);--fg:var(--ink);--fg-2:var(--ink-2);--cardline:var(--light-line);--accent:var(--blue-ink);--focus:var(--blue-ink);--ghost:var(--ink);--ghost-line:#B4C1CF}
.book-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.book-top h2{font-size:24px;letter-spacing:-.02em}
.stepnum{font-size:14px;color:var(--ink-2)}
.bar{height:3px;margin:16px 0 22px;border-radius:3px;background:#E3E9EF;overflow:hidden}
.bar i{display:block;width:50%;height:100%;border-radius:3px;background:var(--navy);transition:width .35s}
.q{font-size:16px;font-weight:500;margin-bottom:14px}
.for{margin-bottom:16px;font-size:14.5px;color:var(--ink-2)}
.for b{color:var(--ink);font-weight:500}
.change{margin-left:6px;padding:0;border:0;background:none;color:var(--blue-ink);font-size:14.5px;text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.tile{display:grid;justify-items:start;gap:12px;padding:16px 14px;border:1px solid var(--light-line);border-radius:14px;background:var(--ground);color:var(--ink);text-align:left;font-size:15px;font-weight:500;line-height:1.25;cursor:pointer;transition:border-color .2s,background-color .2s}
.tile svg{width:24px;height:24px;fill:none;stroke:var(--navy-2);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tile:hover{border-color:var(--line-hover)}
.tile[aria-pressed="true"]{border-color:var(--navy);background:var(--navy);color:#fff}
.tile[aria-pressed="true"] svg{stroke:var(--hivis)}
@media (max-width:440px){.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
.days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;margin-bottom:18px}
.day{padding:10px 0;border:1px solid var(--light-line);border-radius:12px;background:var(--ground);color:var(--ink);text-align:center;line-height:1.2;cursor:pointer;transition:border-color .2s}
.day small{display:block;font-size:12px;color:var(--ink-2)}
.day b{display:block;margin-top:4px;font-size:21px;font-weight:600;letter-spacing:-.02em}
.day:hover{border-color:var(--line-hover)}
.day[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.day[aria-pressed="true"] small{color:var(--muted)}
@media (max-width:440px){.days{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}.days::-webkit-scrollbar{display:none}.day{flex:0 0 60px;scroll-snap-align:start}}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:440px){.fields{grid-template-columns:minmax(0,1fr)}}
.field{display:grid;gap:6px}
.field label{font-size:13.5px;color:var(--ink-2)}
.field input{width:100%;height:50px;padding:0 14px;border:1px solid #C9D4DF;border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:16.5px}
.field input:focus{outline:none;border-color:var(--navy-2);box-shadow:0 0 0 3px rgba(255,194,26,.5)}
.field input::placeholder{color:#8A97A8}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.err{margin-top:12px;padding:10px 12px;border-radius:10px;background:#FDECEA;color:#8E1F14;font-size:14.5px}
.book-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:18px}
.link{background:none;border:0;padding:8px 0;color:var(--fg-2);font-size:15px;cursor:pointer}
.link:hover{color:var(--fg)}
.fine{margin-top:14px;font-size:13.5px;line-height:1.5;color:var(--fg-2)}
.fine a{color:var(--fg)}
.done{display:grid;gap:12px;justify-items:start}
.check{width:52px;height:52px;border-radius:50%;background:#E3F8EC;display:grid;place-items:center}
.check svg{width:26px;height:26px;fill:none;stroke:#1E9E57;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.done h3{font-size:26px;letter-spacing:-.02em}
.done p{color:var(--ink-2)}

/* cards and grids */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.cards.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.cards.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{display:grid;gap:8px;align-content:start;padding:22px;border:1px solid var(--cardline);border-radius:16px;background:var(--cardbg);color:var(--fg)}
.card b{font-size:17px;font-weight:600}
.card span,.card p{font-size:15px;color:var(--fg-2)}
a.card{text-decoration:none;transition:border-color .2s,transform .2s,box-shadow .2s}
a.card:hover{transform:translateY(-2px);border-color:var(--line-hover);box-shadow:0 14px 30px -18px rgba(14,42,71,.35)}
.navy a.card:hover{border-color:var(--line-2);box-shadow:0 14px 30px -18px rgba(0,0,0,.5)}
.card svg{width:26px;height:26px;margin-bottom:6px;fill:none;stroke:var(--accent);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card .go{margin-top:4px;font-size:14.5px;font-weight:600;color:var(--accent)}
@media (max-width:1000px){.cards,.cards.four{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.cards,.cards.two,.cards.four{grid-template-columns:minmax(0,1fr)}}
.group-title{margin:44px 0 16px;font-size:15px;font-weight:600;letter-spacing:.02em;color:var(--fg-2)}
.group-title:first-of-type{margin-top:0}

/* lists */
.ticks{list-style:none;display:grid;gap:12px;max-width:72ch}
.ticks li{display:flex;gap:12px;color:var(--fg)}
.ticks li::before{content:"";flex:none;width:20px;height:20px;margin-top:2px;border-radius:50%;background:var(--hivis) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M6 12.5l4 4 8-9' fill='none' stroke='%231A1400' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/></svg>") center/12px no-repeat}
.work-intro{max-width:68ch;margin:-20px 0 24px;font-size:17px;color:var(--fg-2)}
.steps{list-style:none;counter-reset:s;display:grid;gap:12px;max-width:820px}
.steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;padding:18px 20px;border:1px solid var(--cardline);border-radius:14px;background:var(--cardbg)}
.steps li::before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--hivis);color:var(--hivis-ink);font-weight:600;font-size:15px}
.steps b{display:block;color:var(--fg);font-weight:600}
.steps span{display:block;margin-top:2px;font-size:15.5px;color:var(--fg-2)}
.note{display:grid;gap:6px;max-width:820px;margin-top:28px;padding:18px 20px;border-left:3px solid var(--hivis);border-radius:0 12px 12px 0;background:var(--cardbg)}
.note b{color:var(--fg)}
.note p{color:var(--fg-2);font-size:16px}

/* tables */
.table-wrap{overflow-x:auto;border:1px solid var(--cardline);border-radius:16px;background:var(--cardbg)}
.cmp{width:100%;min-width:520px;border-collapse:collapse;font-size:16px;color:var(--fg)}
.cmp th,.cmp td{padding:15px 20px;border-bottom:1px solid var(--cardline);text-align:left;vertical-align:top}
.cmp thead th{color:var(--fg-2);font-size:15px;font-weight:500}
.cmp tbody th{width:24%;font-weight:600}
.cmp tbody tr:last-child th,.cmp tbody tr:last-child td{border-bottom:0}

/* duo */
.duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.duo article{display:grid;gap:16px;align-content:start;padding:26px;border:1px solid var(--cardline);border-radius:18px;background:var(--cardbg)}
@media (max-width:760px){.duo{grid-template-columns:minmax(0,1fr)}}

/* faq */
.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);gap:56px;align-items:start}
.faq-grid .head{margin-bottom:0}
@media (max-width:900px){.faq-grid{grid-template-columns:minmax(0,1fr);gap:28px}}
.acc{border-top:1px solid var(--cardline)}
.acc details{border-bottom:1px solid var(--cardline)}
.acc summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;font-size:18px;font-weight:500;color:var(--fg);cursor:pointer;list-style:none}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";flex:none;font-size:24px;font-weight:300;line-height:1;color:var(--fg-2)}
.acc details[open] summary::after{content:"−"}
.faq-a{max-width:64ch;padding:0 0 20px;color:var(--fg-2)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;padding:10px 16px;border:1px solid var(--cardline);border-radius:999px;background:var(--cardbg);color:var(--fg);font-size:15.5px;text-decoration:none;transition:border-color .2s,background-color .2s}
a.chip:hover{border-color:var(--accent)}
.sub-title{margin:44px 0 16px;font-size:18px;font-weight:600;letter-spacing:-.01em;color:var(--fg)}

/* stats */
.statband{background:var(--surface);border-bottom:1px solid var(--light-line)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.stats>div{display:grid;gap:8px;align-content:start;padding:44px 24px 44px 0}
.stats>div+div{padding-left:24px;border-left:1px solid var(--light-line)}
.stats b{font-size:clamp(34px,3.6vw,52px);font-weight:600;line-height:1;letter-spacing:-.04em;color:var(--navy)}
.stats span{font-size:15px;color:var(--ink-2)}
@media (max-width:820px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stats>div{padding:28px 16px 28px 0}.stats>div+div{padding-left:16px}.stats>div:nth-child(3){border-left:0;padding-left:0}.stats>div:nth-child(-n+2){border-bottom:1px solid var(--light-line)}}

/* local facts */
.local-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:48px;align-items:start}
.facts{margin:0;border:1px solid var(--cardline);border-radius:16px;background:var(--cardbg);overflow:hidden}
.facts div{display:grid;gap:4px;padding:16px 20px;border-bottom:1px solid var(--cardline)}
.facts div:last-child{border-bottom:0}
.facts dt{font-size:13.5px;color:var(--fg-2)}
.facts dd{margin:0;font-weight:500;color:var(--fg)}
@media (max-width:900px){.local-grid{grid-template-columns:minmax(0,1fr);gap:28px}}

/* reviews */
.quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.quote{margin:0;display:grid;gap:18px;align-content:space-between;padding:26px;border:1px solid var(--cardline);border-radius:18px;background:var(--cardbg)}
.quote blockquote{margin:0;font-size:17px;line-height:1.55;color:var(--fg)}
.quote figcaption{font-size:14px;color:var(--fg-2)}
.stars{color:var(--star);letter-spacing:2px}
.quotes.two{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:900px){.quotes,.quotes.two{grid-template-columns:minmax(0,1fr)}}

/* service photo */
.overview-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:56px;align-items:start}
.photo{margin:0;aspect-ratio:4/3;border-radius:18px;overflow:hidden;border:1px solid var(--cardline);background:var(--cardbg)}
.photo img{display:block;width:100%;height:100%;object-fit:cover}
@media (max-width:900px){.overview-grid{grid-template-columns:minmax(0,1fr);gap:32px}}

/* article (guides) */
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}
.article{display:grid;gap:44px;max-width:72ch}
.article section{display:grid;gap:16px}
.article h2{font-size:clamp(24px,2.6vw,32px);letter-spacing:-.025em}
.article p{font-size:18px;color:var(--fg-2)}
.article ul.bullets{list-style:none;display:grid;gap:10px}
.article ul.bullets li{position:relative;padding-left:22px;font-size:17.5px;color:var(--fg-2)}
.article ul.bullets li::before{content:"";position:absolute;left:2px;top:.68em;width:7px;height:7px;border-radius:50%;background:var(--accent)}
.tip{padding:16px 18px;border-left:3px solid var(--hivis);border-radius:0 12px 12px 0;background:#FFF7DD;color:#3B3000;font-size:16px}
.tip b{color:var(--hivis-ink)}
.aside{position:sticky;top:108px;display:grid;gap:14px;padding:24px;border:1px solid var(--cardline);border-radius:18px;background:var(--cardbg)}
.aside h2{font-size:22px}
.aside p{font-size:15.5px;color:var(--fg-2)}
.aside .btn{width:100%}
@media (max-width:980px){.article-grid{grid-template-columns:minmax(0,1fr)}.aside{position:static}}

/* house drawing */
.home-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,.85fr);gap:24px;align-items:start}
@media (max-width:980px){.home-grid{grid-template-columns:minmax(0,1fr)}}
.drawing{padding:16px;border:1px solid var(--line);border-radius:20px;background:var(--draw);overflow-x:auto}
.drawing svg{display:block;width:100%;height:auto;min-width:560px}
.swipe{display:none;margin-top:10px;font-size:13.5px;color:var(--dim)}
@media (max-width:600px){.swipe{display:block}}
.legend{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:14px;font-size:13.5px;color:var(--muted)}
.legend span{display:flex;align-items:center;gap:8px}
.legend i{width:22px;height:0;border-top:3px solid var(--blue)}
.legend i.dr{border-top:4px solid #8A96A6}
.legend i.gs{border-top:3px dashed var(--gas)}
.parts{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.part{padding:8px 14px;border:1px solid var(--line-2);border-radius:999px;background:transparent;color:var(--muted);font-size:14px;cursor:pointer;transition:color .2s,border-color .2s}
.part:hover{color:var(--text);border-color:var(--text)}
.part[aria-pressed="true"]{background:var(--hivis);border-color:var(--hivis);color:var(--hivis-ink);font-weight:500}
.panel{display:grid;gap:18px;padding:28px;border:1px solid var(--line);border-radius:20px;background:var(--card)}
.panel .where{font-size:14px;color:var(--muted)}
.panel h3{margin-top:-10px;font-size:28px;letter-spacing:-.025em}
.panel ul{list-style:none;display:grid;gap:10px}
.panel li{display:flex;gap:12px}
.panel li::before{content:"";flex:none;width:6px;height:6px;margin-top:.62em;border-radius:50%;background:var(--hivis)}
.panel .fix{color:var(--muted)}
.panel .btn{justify-self:start}
.panel-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px}
.card-link{font-weight:500}
.d-hatch{stroke:rgba(255,255,255,.06);stroke-width:1}
.d-ground{stroke:rgba(255,255,255,.38);stroke-width:1.2}
.d-shell{fill:rgba(255,255,255,.025);stroke:rgba(255,255,255,.6);stroke-width:1.6;stroke-linejoin:round}
.d-slab{fill:rgba(255,255,255,.08)}
.d-line{fill:none;stroke:rgba(255,255,255,.18);stroke-width:1}
.d-fix{fill:var(--card);stroke:rgba(255,255,255,.72);stroke-width:1.3;stroke-linejoin:round}
.d-tap{fill:none;stroke:rgba(255,255,255,.72);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.d-strap{fill:none;stroke:rgba(255,255,255,.45);stroke-width:3;stroke-linecap:round}
.d-drain{fill:none;stroke:#8A96A6;stroke-width:4.5;stroke-linecap:round;stroke-linejoin:round}
.d-cold{fill:none;stroke:var(--blue);stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.d-flowfx{fill:none;stroke:#E8F7FF;stroke-width:1.3;stroke-linecap:round;stroke-dasharray:3 13;animation:flow 1.4s linear infinite}
@keyframes flow{to{stroke-dashoffset:-16}}
.d-gas{fill:none;stroke:var(--gas);stroke-width:2.5;stroke-dasharray:8 5}
.d-wmain{fill:rgba(76,192,255,.15);stroke:var(--blue);stroke-width:2}
.d-smain{fill:rgba(255,255,255,.05);stroke:#8A96A6;stroke-width:2.5}
.d-room{font-family:var(--font);font-size:11.5px;fill:rgba(255,255,255,.34)}
.d-txt{font-family:var(--font);font-size:12.5px;font-weight:500;fill:rgba(255,255,255,.78);paint-order:stroke;stroke:var(--draw);stroke-width:4px;stroke-linejoin:round}
.d-txt.d-sub{fill:rgba(255,255,255,.48);font-weight:400}
.hs{cursor:pointer;outline:none}
.hs .hit{fill:transparent}
.hs .ring{fill:var(--draw);stroke:#fff;stroke-width:1.8;transition:fill .2s,stroke .2s}
.hs .core{fill:#fff;transition:fill .2s}
.hs .halo{fill:none;stroke:var(--hivis);stroke-width:2;opacity:0;transform-box:fill-box;transform-origin:center}
.hs:hover .ring{fill:var(--card-2)}
.hs.on .ring{fill:var(--hivis);stroke:var(--hivis)}
.hs.on .core{fill:var(--navy)}
.hs.on .halo{animation:halo 1.8s ease-out infinite}
.hs:focus-visible .ring{stroke:var(--hivis);stroke-width:3}
@keyframes halo{0%{transform:scale(1);opacity:.9}100%{transform:scale(2.3);opacity:0}}

/* final call to action: safety yellow */
.final{text-align:center;background:var(--hivis);color:var(--hivis-ink);--fg-2:rgba(26,20,0,.78);--focus:var(--ink);--ghost:var(--hivis-ink);--ghost-line:rgba(26,20,0,.45)}
.final .wrap{display:grid;justify-items:center;gap:16px}
.final p{font-size:18px;color:var(--fg-2)}
.final .actions{justify-content:center;margin-top:14px}
.final .btn-main{background:var(--ink);color:var(--hivis)}
.final .btn-main:hover{background:#000}

/* footer */
.site-foot{background:var(--footer);color:var(--muted);font-size:14.5px}
.foot{display:grid;grid-template-columns:1.2fr 1.3fr 1fr 1fr;gap:40px;padding-block:64px 48px}
.f-brand img{display:block;height:72px;width:auto}
.f-brand p{margin-top:18px;line-height:1.75}
.f-h{margin-bottom:14px;font-size:14px;font-weight:600;letter-spacing:0;color:var(--text)}
.site-foot ul{list-style:none;display:grid;gap:9px}
.site-foot ul.cols{grid-template-columns:1fr 1fr;column-gap:20px}
.site-foot a{text-decoration:none;transition:color .2s}
.site-foot a:hover{color:var(--text)}
.legal{border-top:1px solid var(--line)}
.legal .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-block:20px;font-size:13px;color:var(--dim)}
@media (max-width:980px){.foot{grid-template-columns:repeat(2,minmax(0,1fr))}.f-brand{grid-column:1/-1}}
@media (max-width:560px){.foot{grid-template-columns:minmax(0,1fr)}.site-foot ul.cols{grid-template-columns:1fr}}

/* phone action bar */
.mbar{display:none}
@media (max-width:900px){
  .mbar{position:fixed;left:0;right:0;bottom:0;z-index:50;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:var(--navy);border-top:3px solid var(--hivis)}
  .mbar .btn{min-height:48px}
  body{padding-bottom:73px}
}

/* 404 and plain pages */
.plain{display:grid;gap:20px;max-width:72ch}
.plain h2{font-size:26px;margin-top:12px}
.plain p,.plain li{font-size:17px;color:var(--fg-2)}
.plain ul{display:grid;gap:8px;padding-left:20px}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .eyebrow i,.d-flowfx,.hs.on .halo{animation:none}
  *{transition:none!important}
}