@font-face{font-family:"Barlow Condensed";font-weight:600;font-display:swap;src:url(/fonts/BarlowCondensed-600.woff2) format("woff2")}
@font-face{font-family:"Barlow Condensed";font-weight:700;font-display:swap;src:url(/fonts/BarlowCondensed-700.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-weight:400;font-display:swap;src:url(/fonts/Barlow-400.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-weight:500;font-display:swap;src:url(/fonts/Barlow-500.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-weight:600;font-display:swap;src:url(/fonts/Barlow-600.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:500;font-display:swap;src:url(/fonts/IBMPlexMono-500.woff2) format("woff2")}

:root{
  --ink:#0c1524; --ink-2:#14213a; --ink-3:#223149;
  --paper:#f4f1ea; --paper-2:#e9e5da; --white:#fbfaf6;
  --text:#1b2433; --muted:#566274; --muted-dark:#a4b0c2;
  --blue:#3b8bf0; --blue-deep:#1a5fc0; --ember:#1a5fc0; --ember-deep:#154d9c; --sky:#3b8bf0;
  --rule:#cfc9ba; --rule-dark:#2c3b55;
  --head:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--text);font:400 1.0625rem/1.6 var(--body);-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:var(--blue-deep);text-underline-offset:3px}
h1,h2,h3{font-family:var(--head);font-weight:700;line-height:1.02;margin:0;letter-spacing:.002em;text-wrap:balance}
h2{font-size:clamp(2.1rem,4.4vw,3.3rem)}
h3{font-size:1.5rem;line-height:1.1}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.wrap{width:min(1200px,100% - 2.5rem);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:.5rem;top:.5rem}
.eyebrow{font:500 .78rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.09em;color:var(--blue-deep);margin:0 0 .9rem}
.eyebrow a{color:inherit}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:.7rem 1.5rem;border:2px solid transparent;border-radius:4px;font:600 1.0625rem/1.1 var(--body);text-decoration:none;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn-ember{background:var(--ember);color:#fff}.btn-ember:hover{background:var(--ember-deep)}
.btn-solid{background:var(--ink);color:#fff}.btn-solid:hover{background:var(--ink-3)}
.btn-line{background:transparent;color:var(--ink);border-color:var(--ink)}.btn-line:hover{background:var(--ink);color:#fff}
.btn-line-light{background:transparent;color:#fff;border-color:#5b6b85}.btn-line-light:hover{border-color:#fff}
.btn[disabled]{opacity:.6;cursor:wait}
.cta-row{display:flex;flex-wrap:wrap;gap:.75rem}

/* Header */
.top{position:sticky;top:0;z-index:50;background:var(--ink);color:#fff;border-bottom:1px solid var(--rule-dark)}
.top-in{display:flex;align-items:center;gap:1.5rem;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:.6rem;color:#fff;text-decoration:none}
.brand .drop{width:22px;height:28px;fill:var(--blue);flex:none}
.brand-logo{display:block;height:54px;width:auto}
.foot .brand-logo{height:56px}
@media(max-width:760px){.brand-logo{height:44px}}
.brand b{display:block;font:700 1.45rem/1 var(--head);letter-spacing:.01em}
.brand small{display:block;font:500 .6rem/1.3 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted-dark)}
.nav{display:flex;gap:1.25rem;margin-left:.75rem}
.nav>a,.nav-drop>a{color:#d8dfe9;text-decoration:none;font-weight:500;font-size:.98rem;padding:.5rem 0;display:block}
.nav a:hover{color:#fff}
.nav-drop{position:relative}
.nav-drop ul{position:absolute;top:100%;left:-1rem;min-width:260px;background:var(--ink-2);border:1px solid var(--rule-dark);padding:.5rem;display:none}
.nav-drop:hover ul,.nav-drop:focus-within ul{display:block}
.nav-drop li a{display:block;padding:.5rem .75rem;color:#e6ebf2;text-decoration:none;border-radius:3px}
.nav-drop li a:hover{background:var(--ink-3)}
.top-cta{margin-left:auto;text-align:right;line-height:1.15}
.office{display:block;font:500 .68rem/1.3 var(--mono);color:var(--muted-dark);letter-spacing:.02em;margin-bottom:.15rem}
.top-tel{font:700 1.5rem/1 var(--head);color:#fff;text-decoration:none;white-space:nowrap}
.menu{display:none}

/* Hero */
.hero{background:var(--ink);color:#fff;padding:clamp(2.5rem,6vw,4.75rem) 0 0}
.hero-in{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(320px,1fr);gap:clamp(2rem,5vw,4.5rem);align-items:start}
.hero .eyebrow,.subhero .eyebrow{color:#7fb4f7}
.hero h1{font-size:clamp(3.4rem,8.6vw,7rem);line-height:.92;margin-bottom:1.5rem;font-weight:700;letter-spacing:-.005em}
.hero h1 em{font-style:normal;color:var(--blue);display:block}
.lede{font-size:clamp(1.1rem,1.6vw,1.3rem);line-height:1.5;color:#d4dbe6;max-width:37em;margin-bottom:1.75rem}
.lede-2{font-size:1.05rem;color:var(--muted-dark)}
.hero-note{margin:1.25rem 0 0;color:var(--muted-dark);font-size:.95rem;max-width:34em}

.now{background:var(--ink-2);border:1px solid var(--rule-dark);border-radius:6px;padding:1.25rem 1.35rem;color:#fff}
.now-head{display:flex;justify-content:space-between;gap:1rem;font:500 .72rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted-dark)}
.now-head time{text-transform:none;letter-spacing:0;text-align:right}
.dial{width:min(250px,100%);margin:.85rem auto .35rem}
.dial-track{fill:none;stroke:var(--rule-dark);stroke-width:2}
.dial-ticks path{stroke:#6e7f99;stroke-width:1.5}
.dial-needle{transform-origin:120px 120px;transform:rotate(-90deg);transition:transform 1s cubic-bezier(.2,.8,.2,1)}
.dial-needle path{stroke:var(--ember);stroke-width:3;stroke-linecap:round}
.dial-needle circle{fill:var(--ember)}
.now-temp{text-align:center;margin-bottom:.9rem}
.now-temp b{display:block;font:700 2.5rem/1 var(--head)}
.now-temp span{display:block;color:var(--muted-dark);font-size:.92rem;line-height:1.35;margin-top:.3rem}
.now dl{margin:0}
.now dl div{display:flex;justify-content:space-between;gap:1rem;padding:.5rem 0;border-top:1px solid var(--rule-dark);font-size:.95rem}
.now dt{color:var(--muted-dark)}
.now dd{margin:0;font-weight:500;text-align:right}
.now dd.on{color:#6fd39a}
.now-link{display:block;margin-top:.5rem;padding-top:.65rem;border-top:1px solid var(--rule-dark);color:#a8cdfb;text-decoration:none;font-weight:500}
.now-link:hover{color:#fff}

.stats{display:grid;grid-template-columns:repeat(5,1fr);margin-top:clamp(2.5rem,5vw,4rem);border-top:1px solid var(--rule-dark)}
.stats>div{padding:1.25rem 1rem 1.5rem 0}
.stats>div+div{padding-left:1.25rem;border-left:1px solid var(--rule-dark)}
.stats b{display:block;font:700 clamp(1.9rem,3.2vw,2.75rem)/1 var(--head)}
.stats span{display:block;font-size:.92rem;color:var(--muted-dark);line-height:1.3;margin-top:.35rem}
.sec .stats{margin-top:0;border-top:1px solid var(--rule)}
.sec .stats>div+div{border-color:var(--rule)}
.sec .stats span{color:var(--muted)}

/* Sections */
.sec{padding:clamp(3.25rem,7vw,6rem) 0}
.sec-head{max-width:46rem;margin-bottom:clamp(1.75rem,3.5vw,2.75rem)}
.sec-head p:last-child:not(.eyebrow){color:var(--muted);font-size:1.15rem;margin:1rem 0 0}
.sec-tool{background:var(--white);border-bottom:1px solid var(--rule)}

/* Troubleshooter */
.gasline{background:#fdeee7;border:1px solid #efc1ad;color:#6d2a10;padding:.7rem 1rem;border-radius:4px;margin:0 0 1.75rem}
.gasline b{color:var(--ember-deep)}
.tool-step{margin-bottom:1.75rem}
.tool-step h3{font-size:1.4rem;margin-bottom:.8rem}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}
.tile{text-align:left;background:transparent;border:2px solid var(--rule);border-radius:6px;padding:1rem 1.1rem;font:inherit;color:inherit;cursor:pointer;transition:border-color .15s,background .15s}
.tile b{display:block;font:700 1.55rem/1.1 var(--head);margin-bottom:.3rem}
.tile span{display:block;color:var(--muted);font-size:.97rem;line-height:1.4}
.tile:hover{border-color:var(--ink)}
.tile[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.tile[aria-pressed=true] span{color:var(--muted-dark)}
.chips{display:flex;flex-wrap:wrap;gap:.5rem}
.chip{min-height:44px;background:transparent;border:1.5px solid var(--rule);border-radius:999px;padding:.45rem 1rem;font:500 1rem/1.2 var(--body);color:inherit;cursor:pointer}
.chip:hover{border-color:var(--ink)}
.chip[aria-pressed=true]{background:var(--blue-deep);border-color:var(--blue-deep);color:#fff}
.tool-out{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(1.5rem,4vw,3rem);border-top:1px solid var(--rule);padding-top:1.75rem;scroll-margin-top:84px}
.tool-figure{background:var(--ink);border-radius:6px;padding:1rem;align-self:start}
.tool-result h3{font-size:2rem;margin-bottom:1rem}
.tool-result h4{font:500 .75rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:1.1rem 0 .4rem}
.tool-result ul li{padding-left:1.1rem;position:relative;margin-bottom:.2rem}
.tool-result ul li::before{content:"";position:absolute;left:0;top:.68em;width:.45rem;height:2px;background:var(--ember)}
.tool-warn{margin:1.1rem 0;color:var(--muted);font-size:.97rem}
.tool-more{margin:1rem 0 0}
.callout{background:#fdeee7;border:1px solid #efc1ad;border-radius:4px;padding:.75rem 1rem;color:#6d2a10;margin:.75rem 0 1rem}
.callout b{color:var(--ember-deep)}

/* Diagrams */
.diagram{width:100%;height:auto;color:#d8e0ec;fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.dg-label{font:500 13px var(--mono);fill:#93a2b8;stroke:none}
.dg-note{font:500 11px var(--mono);fill:#5d6e8a;stroke:none}
.dg-pipe{stroke:#7fb4f7;stroke-width:3.5}
.dg-return{stroke:#5d6e8a;stroke-width:2.5;stroke-dasharray:7 6}
.dg-flame{fill:var(--ember);stroke:none;opacity:.85}
.dg-fins rect{stroke-width:1.75}
.dg-ticks path{stroke-width:1.25;stroke:#5d6e8a}
.dg-floor{stroke:#5d6e8a}
.part{transition:opacity .2s}
.part.hot,.part.hot *{stroke:var(--ember)}
.part.hot .dg-label{fill:#ffb597;stroke:none;font-weight:500}
.part.hot rect,.part.hot circle{fill:rgba(31,139,255,.16)}
.part.hot .dg-flame{fill:var(--ember);stroke:none}
@media (prefers-reduced-motion:no-preference){.part.hot{animation:pulse 1.8s ease-in-out infinite}}
@keyframes pulse{50%{opacity:.62}}

/* Hero: cutaway brownstone. --p runs 0 (cold) to 1 (heated). Without JS it stays at 1. */
.hs{--p:1;position:relative;background:#070d1a}
.hs-live{height:280vh;height:280svh}
.hs-pin{position:relative;height:calc(100vh - 69px);height:calc(100svh - 69px);min-height:560px;overflow:hidden;background:linear-gradient(#060b16 0%,#0b1730 62%,#14243f 100%);color:#fff}
.hs-live .hs-pin{position:sticky;top:69px}
.hs-sky-warm{position:absolute;inset:0;background:radial-gradient(70% 60% at 72% 62%,rgba(226,110,40,.34),rgba(226,110,40,0) 70%);opacity:var(--p)}
.hs-snow{position:absolute;inset:0;width:100%;height:100%}
.hs-stage{position:absolute;right:max(1.25rem,calc(50vw - 600px));bottom:0;top:3%;width:min(46vw,620px)}
.hs-scene{width:100%;height:100%;overflow:visible;display:block}
.hs-warm{opacity:clamp(0,calc((var(--p) - var(--a,0)) * 7),1)}
.hs-neighbor{fill:#0d172b}.hs-neighbor-cap{fill:#111d35}.hs-neighbor-win{fill:#16243f}
.hs-earth{fill:#0a0f1a}.hs-walk{fill:#33415a}
.hs-chimney rect{fill:#3a2c28}
.hs-steam path{fill:none;stroke:#cfd8e6;stroke-width:5;stroke-linecap:round;opacity:.5}
.hs-facade{fill:#4a372f}.hs-cornice{fill:#2e221d}
.hs-ledge{stroke:#2e221d;stroke-width:3;fill:none}
.hs-door rect{fill:#22160f}.hs-door path{fill:#3a2b25}
.hs-pane-cold{fill:#a9c4e6}
.hs-frost{stroke:#fff;stroke-width:2;fill:none;opacity:.7;stroke-linecap:round}
.hs-pane-warm{fill:#ffc27a}
.hs-mullion{stroke:#2e221d;stroke-width:3;fill:none}
.hs-room{fill:#13203a}.hs-room-warm{fill:#a65a26}
.hs-furn{fill:#0a111f;stroke:#0a111f;stroke-width:2}
.hs-floorline{fill:#2e221d}
.hs-outline{fill:none;stroke:#2e221d;stroke-width:5}
.hs-riser-cold{stroke:#4b5a73;stroke-width:6;fill:none}
.hs-riser{stroke:#ff8a3c;stroke-width:6;fill:none;stroke-dasharray:1;stroke-dashoffset:calc(1 - clamp(0,calc((var(--p) - .12) / .62),1))}
.hs-branch{stroke:#ff8a3c;stroke-width:6;fill:none}
.hs-rad rect{fill:#5c6a82}.hs-rad-hot rect{fill:#ff8a3c}
.hs-waves path{fill:none;stroke:#ffd9ae;stroke-width:2.5;stroke-linecap:round}
.hs-boiler>rect:first-child{fill:#4f6078;stroke:#222d40;stroke-width:3}
.hs-boiler-door{fill:#141c2b}
.hs-boiler circle:not(.hs-warm){fill:#e8edf4;stroke:#222d40;stroke-width:2}
.hs-boiler>path:not(.hs-boiler-flame){stroke:#222d40;stroke-width:2;fill:none}
.hs-copy{position:relative;padding-top:clamp(2rem,7vh,5rem)}
.hs-copy>*{max-width:min(48vw,640px)}
.hs-copy .eyebrow{color:#7fb4f7}
.hs-copy h1{font-size:clamp(3.2rem,7.6vw,6.6rem);line-height:.92;margin-bottom:1.4rem;letter-spacing:-.005em}
.hs-copy h1 em{font-style:normal;color:var(--blue);display:block}
.hs-read{position:absolute;left:max(1.25rem,calc(50vw - 600px));bottom:clamp(1.25rem,5vh,3rem);display:none}
.hs-live .hs-read{display:block;opacity:clamp(0,calc(var(--p) * 12),1)}
.hs-read-label{display:block;font:500 .75rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.09em;color:var(--muted-dark)}
.hs-temp{display:block;font:700 clamp(3rem,6.5vw,5.5rem)/1 var(--head);font-variant-numeric:tabular-nums;color:color-mix(in srgb,#ffb066 calc(var(--p) * 100%),#9cc4f5)}
.hs-caption{display:block;font-size:1.1rem;color:#dbe3ee;margin-top:.2rem}
.hs-cue{display:none;position:absolute;left:50%;bottom:1.1rem;transform:translateX(-50%);font:500 .72rem/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#c7d3e4;white-space:nowrap}
.hs-live .hs-cue{display:block}
.hs-started .hs-cue{opacity:0;transition:opacity .25s}
.hs-tag{position:absolute;right:.75rem;bottom:.6rem;font:500 .62rem/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:#71819b}
.hero-after{padding-top:clamp(3rem,6vw,5rem)}
.hero-after h2{font-size:clamp(2.4rem,5vw,4rem);margin-bottom:1.1rem}
.now-link-big{color:#a8cdfb;font-weight:600;text-decoration:none}
.now-link-big:hover{color:#fff}
@media (prefers-reduced-motion:no-preference){.hs-waves{animation:hsRise 2.4s ease-in-out infinite}.hs-boiler-flame{animation:hsFlick 1.1s ease-in-out infinite alternate;transform-origin:336px 762px}}
@keyframes hsRise{50%{transform:translateY(-6px)}}
@keyframes hsFlick{to{transform:scale(1.06,.96)}}

/* Before / after */
.ba-row{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:center;margin-bottom:clamp(2rem,4vw,3rem)}
.ba{position:relative;aspect-ratio:1/1;overflow:hidden;border-radius:6px;background:var(--ink);touch-action:pan-y;user-select:none}
.ba-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-after{clip-path:inset(0 0 0 var(--x))}
.ba-tag{position:absolute;top:.75rem;padding:.3rem .6rem;background:rgba(12,21,36,.82);color:#fff;font:500 .72rem/1.2 var(--mono);text-transform:uppercase;letter-spacing:.08em;border-radius:3px}
.ba-tag-l{left:.75rem}.ba-tag-r{right:.75rem}
.ba-line{position:absolute;top:0;bottom:0;left:var(--x);width:3px;margin-left:-1.5px;background:#fff;pointer-events:none}
.ba-knob{position:absolute;top:50%;left:50%;width:48px;height:48px;margin:-24px 0 0 -24px;border-radius:50%;background:var(--ember);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;box-shadow:0 2px 10px rgba(0,0,0,.4)}
.ba-range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}
.ba:has(.ba-range:focus-visible){outline:3px solid var(--blue);outline-offset:2px}
.ba-text h3{font-size:clamp(2rem,3.6vw,3rem);margin-bottom:.8rem}
.ba-text p{color:var(--muted);font-size:1.1rem}
.ba-text a{font-weight:600}
.work-4 .work{grid-template-columns:repeat(4,1fr)}

/* Repair or replace */
.sec-decide{background:var(--ink);color:#fff}
.sec-decide .eyebrow{color:#7fb4f7}
.sec-decide .sec-head p:last-child:not(.eyebrow){color:var(--muted-dark)}
.decide-form fieldset{border:0;padding:0;margin:0 0 1.25rem}
.decide-form legend{font:700 1.45rem/1.2 var(--head);padding:0;margin-bottom:.55rem}
.seg{display:flex;flex-wrap:wrap;gap:.5rem}
.seg label{position:relative;cursor:pointer}
.seg input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.seg span{display:flex;align-items:center;min-height:48px;padding:.4rem 1.05rem;border:1.5px solid var(--rule-dark);border-radius:4px;font-weight:500}
.seg input:hover+span{border-color:#fff}
.seg input:checked+span{background:var(--blue);border-color:var(--blue);color:#06101f}
.seg input:focus-visible+span{outline:3px solid var(--blue);outline-offset:2px}
.decide-out{margin-top:1.75rem;padding:clamp(1.25rem,3vw,2rem);background:var(--ink-2);border:1px solid var(--rule-dark);border-radius:6px}
.meter{display:flex;align-items:center;gap:.8rem;font:500 .72rem/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted-dark);margin-bottom:1.1rem}
.meter-track{position:relative;flex:1;height:6px;border-radius:3px;background:linear-gradient(90deg,#3b8bf0,#ff8a3c)}
.meter-track i{position:absolute;top:50%;left:50%;width:18px;height:18px;margin:-9px 0 0 -9px;border-radius:50%;background:#fff;opacity:.25;transition:left .45s cubic-bezier(.2,.8,.2,1),opacity .2s}
.meter-track i.on{opacity:1}
.decide-out h3{font-size:clamp(1.8rem,3vw,2.4rem);margin-bottom:.5rem}
.decide-out p{color:#d4dbe6;max-width:42rem}
.sec-decide .btn-line{color:#fff;border-color:#5b6b85}.sec-decide .btn-line:hover{background:#fff;color:var(--ink);border-color:#fff}
.sec-decide .btn-solid{background:var(--ember)}.sec-decide .btn-solid:hover{background:var(--ember-deep)}

/* Real job photos */
.sec-work{padding-bottom:clamp(1rem,3vw,2rem)}
.work{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.work a{display:block;color:inherit;text-decoration:none}
.work img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:4px;background:var(--paper-2);transition:opacity .15s}
.work a:hover img{opacity:.85}
.work span{display:block;margin-top:.6rem;color:var(--muted);font-size:.95rem;line-height:1.4}
.work b{display:block;font:700 1.35rem/1.1 var(--head);color:var(--text);margin-bottom:.2rem}
.work-more{margin:1.5rem 0 0;font-weight:600}
.subhero-photo{margin:0}
.subhero-photo img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;object-position:center 30%;border-radius:6px}
.subhero-photo figcaption{margin-top:.5rem;font:500 .72rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted-dark)}
.side-sub{margin-bottom:.5rem}

/* Paths */
.sec-paths{padding-bottom:0}
.paths{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.path{display:block;padding:clamp(1.75rem,4vw,3rem);background:var(--paper-2);color:var(--text);text-decoration:none;border-radius:6px;transition:transform .2s}
.path:hover{transform:translateY(-3px)}
.path h2{font-size:clamp(1.9rem,3.4vw,2.7rem);margin-bottom:.8rem}
.path p:not(.eyebrow){color:var(--muted);max-width:32em}
.path span{font-weight:600;color:var(--blue-deep)}
.path-dark{background:var(--ink);color:#fff}
.path-dark .eyebrow{color:#7fb4f7}
.path-dark p:not(.eyebrow){color:var(--muted-dark)}
.path-dark span{color:#a8cdfb}

/* Service index */
.index{border-top:2px solid var(--ink)}
.index li{border-bottom:1px solid var(--rule)}
.index a{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.6fr) 2rem;gap:1.5rem;align-items:baseline;padding:1.3rem 0;color:inherit;text-decoration:none;transition:padding .2s,background .2s}
.index h3{font-size:clamp(1.6rem,2.6vw,2.1rem)}
.index p{margin:0;color:var(--muted)}
.index span{font-size:1.4rem;text-align:right;color:var(--blue-deep)}
.index a:hover{padding-left:.75rem;background:var(--paper-2)}

/* Pricing */
.sec-price{background:var(--paper-2)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;counter-reset:s}
.steps li{counter-increment:s;border-top:2px solid var(--ink);padding-top:1rem}
.steps li::before{content:counter(s);display:block;font:700 2.6rem/1 var(--head);color:var(--blue-deep);margin-bottom:.5rem}
.steps h3{margin-bottom:.45rem;font-size:1.65rem}
.steps p{color:var(--muted);margin:0}

/* Quotes */
.sec-quotes{background:var(--ink);color:#fff}
.sec-quotes .eyebrow{color:#7fb4f7}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.5rem,3vw,2.5rem)}
.quotes figure{margin:0;border-top:1px solid var(--rule-dark);padding-top:1.1rem}
.quotes blockquote{margin:0 0 1rem;font-size:1.2rem;line-height:1.45}
.quotes figcaption{color:var(--muted-dark);font-size:.97rem}
.quotes figcaption b{display:block;color:#fff;font-weight:600}

/* Areas */
.boroughs{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:2px solid var(--ink)}
.boroughs a{padding:1.1rem 1rem 1.25rem 0;color:inherit;text-decoration:none;border-bottom:1px solid var(--rule)}
.boroughs a+a{padding-left:1rem;border-left:1px solid var(--rule)}
.boroughs b{display:block;font:700 1.7rem/1.05 var(--head);margin-bottom:.4rem}
.boroughs span{color:var(--muted);font-size:.95rem;line-height:1.35;display:block}
.boroughs a:hover b{color:var(--blue-deep)}
.areas{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem}
.areas h2{font-size:2.1rem;border-top:2px solid var(--ink);padding-top:.75rem;margin-bottom:.7rem}
.areas li{padding:.18rem 0;color:var(--muted)}

/* FAQ */
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:clamp(1.5rem,4vw,4rem)}
.two .sec-head{margin:0}
.two h2{font-size:clamp(1.9rem,3.4vw,2.7rem)}
.faq{border-top:2px solid var(--ink)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;list-style:none;padding:1rem 2.2rem 1rem 0;font-weight:600;font-size:1.1rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.25rem;top:.7rem;font:500 1.6rem/1.2 var(--mono);color:var(--blue-deep)}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);padding-right:2rem;margin:0 0 1.2rem}

/* End CTA */
.endcta{background:var(--ember);color:#fff;padding:clamp(2.5rem,5vw,4rem) 0}
.endcta-in{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem}
.endcta h2{font-size:clamp(2.2rem,5vw,3.8rem)}
.endcta .btn-ember{background:var(--ink)}.endcta .btn-ember:hover{background:var(--ink-3)}
.endcta .btn-line-light{border-color:#fff}.endcta .btn-line-light:hover{background:#fff;color:var(--ember-deep)}

/* Footer */
.foot{background:var(--ink);color:#c7d0dd;padding:3.5rem 0 1.5rem;font-size:.98rem}
.foot a{color:#e3e9f1;text-decoration:none}.foot a:hover{text-decoration:underline}
.foot-in{display:grid;grid-template-columns:1.5fr 1fr .8fr 1.3fr;gap:2.5rem}
.foot p{margin:.8rem 0 0}
.foot h3{font:500 .75rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.09em;color:var(--muted-dark);margin-bottom:.8rem}
.foot li{padding:.16rem 0}
.foot-cred{color:var(--muted-dark);font-size:.92rem}
.hours{margin:0}
.hours div{display:flex;justify-content:space-between;gap:1rem;padding:.25rem 0}
.hours dt{color:inherit}.hours dd{margin:0;text-align:right;font-weight:500}
.foot-base{margin-top:2.5rem;padding-top:1.1rem;border-top:1px solid var(--rule-dark);color:var(--muted-dark);font-size:.88rem}
.callbar{display:none}

/* Sub-page hero */
.subhero{background:var(--ink);color:#fff;padding:clamp(2.5rem,6vw,4.75rem) 0}
.subhero-urgent{background:#1a0f0d}
.subhero-in{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(320px,1fr);gap:clamp(2rem,5vw,4rem);align-items:center}
.subhero h1{font-size:clamp(2.8rem,6vw,5rem);line-height:.96;margin-bottom:1.25rem}
.subhero-short{padding-bottom:clamp(2rem,4vw,3rem)}
.subhero-fig{background:var(--ink-2);border:1px solid var(--rule-dark);border-radius:6px;padding:1rem}
.subhero-urgent .subhero-fig{background:#241512;border-color:#46291f}
.subhero .now{align-self:start}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem 2rem}
.grid li{border-top:2px solid var(--ink);padding-top:.85rem}
.grid h3{margin-bottom:.4rem;font-size:1.55rem}
.grid p{color:var(--muted);margin:0}
.sec-steps{background:var(--white);border-bottom:1px solid var(--rule)}
.wait{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem)}
.wait h2{font-size:clamp(1.9rem,3vw,2.5rem);margin-bottom:.9rem}
.wait h3{font-size:1.7rem;margin-bottom:.8rem}
.wait ol{counter-reset:w}
.wait ol li{counter-increment:w;padding:.55rem 0 .55rem 2.2rem;position:relative;border-top:1px solid var(--rule)}
.wait ol li::before{content:counter(w);position:absolute;left:0;top:.42rem;font:700 1.45rem/1.3 var(--head);color:var(--blue-deep)}
.ticks li{padding:.55rem 0;border-top:1px solid var(--rule)}
.sec-types{background:var(--paper-2)}
.typelist{display:flex;flex-wrap:wrap;gap:.5rem}
.typelist li{background:var(--white);border:1px solid var(--rule);padding:.45rem .9rem;border-radius:999px}

/* Heat rules */
.tablewrap{overflow-x:auto}
.rules{width:100%;border-collapse:collapse;border-top:2px solid var(--ink);min-width:560px}
.rules th,.rules td{padding:1.05rem 1rem 1.05rem 0;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top}
.rules thead th{font:500 .75rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.rules tbody th{font-weight:600}
.rules small{font-weight:400;color:var(--muted);font-size:.9rem}
.rules .big{font:700 1.75rem/1.1 var(--head);white-space:nowrap}
.source{margin-top:1rem;color:var(--muted);font-size:.95rem}

/* Form */
.contact{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,1fr);gap:clamp(2rem,5vw,4rem);align-items:start}
.hp{position:absolute;left:-9999px;width:1px;height:1px}
.progress{display:flex;gap:.4rem;margin-bottom:1.75rem}
.progress li{flex:1;font:500 .72rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.07em;color:var(--muted);border-top:3px solid var(--rule);padding-top:.5rem}
.progress li.on{border-color:var(--blue-deep);color:var(--ink)}
.req fieldset{border:0;padding:0;margin:0}
.req legend{font:700 2.1rem/1.05 var(--head);padding:0;margin-bottom:1.1rem}
.radios{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem;margin-bottom:1.1rem}
.radios label{position:relative;cursor:pointer}
.radios input{position:absolute;opacity:0;inset:0;width:100%;height:100%;cursor:pointer;margin:0}
.radios span{display:flex;align-items:center;min-height:52px;padding:.5rem 1rem;background:var(--white);border:1.5px solid var(--rule);border-radius:4px;font-weight:500;line-height:1.2}
.radios input:hover+span{border-color:var(--ink)}
.radios input:checked+span{background:var(--ink);border-color:var(--ink);color:#fff}
.radios input:focus-visible+span{outline:3px solid var(--blue);outline-offset:2px}
.radios input[aria-invalid]+span{border-color:var(--ember)}
.radios-row{grid-template-columns:repeat(3,1fr)}
.field-label{grid-column:1/-1;font-weight:600;margin:0}
.field{display:block;margin-bottom:1rem}
.field>span{display:block;font-weight:600;margin-bottom:.3rem}
.field small{font-weight:400;color:var(--muted);font-size:.9rem;margin-left:.3rem}
.field input,.field select,.field textarea{width:100%;min-height:52px;padding:.65rem .85rem;background:var(--white);border:1.5px solid var(--rule);border-radius:4px;font:inherit;color:inherit}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue-deep);outline:2px solid var(--blue);outline-offset:0}
.field [aria-invalid]{border-color:var(--ember)}
.fine{font-size:.9rem;color:var(--muted)}
.formerr{color:var(--ember-deep);font-weight:600;margin:.25rem 0 1rem}
.formnav{display:flex;gap:.75rem;margin-top:1rem}
.formnav [data-next],.formnav [data-send]{flex:1;max-width:320px}
.req-done{background:var(--white);border:1px solid var(--rule);border-radius:6px;padding:2rem}
.req-done:focus{outline:none}
.req-done h2{margin-bottom:.75rem}
.contact-side{border-top:2px solid var(--ink);padding-top:1rem}
.contact-side h2{font-size:1.7rem}
.side-tel{font:700 2.5rem/1.1 var(--head);margin:.4rem 0 .6rem}
.side-tel a{color:var(--ember-deep);text-decoration:none}
.contact-side .hours{margin-top:1rem;border-top:1px solid var(--rule);padding-top:.6rem}
.side-now{margin-top:.75rem;font-weight:600}
.prose{max-width:44rem}
.prose h2{font-size:1.9rem;margin:1.5rem 0 .5rem}

/* Responsive */
@media (max-width:1120px){
  .nav,.office{display:none}
  .menu{display:block;position:relative;order:3}
  .menu summary{list-style:none;cursor:pointer;width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:9px}
  .menu summary::-webkit-details-marker{display:none}
  .menu summary span{display:block;height:2px;background:#fff}
  .menu nav{position:absolute;right:0;top:calc(100% + 12px);width:min(320px,calc(100vw - 2.5rem));max-height:calc(100vh - 100px);overflow:auto;background:var(--ink-2);border:1px solid var(--rule-dark);border-radius:6px;padding:.5rem}
  .menu ul+ul{border-top:1px solid var(--rule-dark);margin-top:.35rem;padding-top:.35rem}
  .menu a{display:block;padding:.6rem .75rem;color:#fff;text-decoration:none}
}
@media (max-width:900px){
  body{padding-bottom:60px}
  .hero-in,.subhero-in,.tool-out,.two,.contact,.wait{grid-template-columns:minmax(0,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats>div,.stats>div+div{padding:1rem 1rem 1.1rem 0;border-left:0;border-bottom:1px solid var(--rule-dark)}
  .sec .stats>div{border-color:var(--rule)}
  .stats>div:last-child{grid-column:1/-1}
  .hs-copy>*{max-width:none}
  .hs-copy{padding-top:1.5rem;opacity:clamp(0,calc(1 - (var(--p) - .1) * 6),1);transform:translateY(calc(max(0,var(--p) - .1) * -120px))}
  .hs-past-copy .hs-copy{visibility:hidden}
  .hs-copy h1{font-size:clamp(2.9rem,14vw,4.6rem);margin-bottom:.8rem}
  .hs-copy .lede{font-size:1.02rem;margin-bottom:1rem}
  .hs-copy .hero-note{display:none}
  .hs-copy .eyebrow{margin-bottom:.6rem}
  .hs-stage{left:0;right:0;width:auto;top:auto;height:calc(46% + (var(--p) * 34%));bottom:56px}
  .hs:not(.hs-live) .hs-stage{height:40%}
  .hs-read{left:1.25rem;top:1rem;bottom:auto;opacity:clamp(0,calc((var(--p) - .24) * 12),1)!important}
  .hs-tag,.hs-cue{bottom:66px}
  .ba-row{grid-template-columns:minmax(0,1fr)}
  .work-4 .work{grid-template-columns:repeat(2,1fr)}
  .work{grid-template-columns:repeat(2,1fr)}
  .work li:nth-child(odd):last-child{grid-column:1/-1}
  .tiles,.paths,.steps,.quotes,.grid,.foot-in{grid-template-columns:minmax(0,1fr)}
  .boroughs{grid-template-columns:repeat(2,1fr)}
  .boroughs a,.boroughs a+a{padding:1rem 1rem 1rem 0;border-left:0}
  .index a{grid-template-columns:minmax(0,1fr) 2rem;gap:.25rem 1rem}
  .index p{grid-column:1;grid-row:2}
  .index span{grid-row:1/3;grid-column:2;align-self:center}
  .callbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;box-shadow:0 -2px 12px rgba(0,0,0,.25)}
  .callbar a{display:flex;align-items:center;justify-content:center;min-height:56px;font-weight:600;text-decoration:none;color:#fff;background:var(--ink)}
  .callbar a:first-child{background:var(--ember)}
  .top-tel{font-size:1.25rem}
  .endcta .btn{flex:1 1 auto}
}
@media (max-width:560px){
  .radios,.radios-row{grid-template-columns:minmax(0,1fr)}
  .hero .cta-row .btn,.subhero .cta-row .btn{flex:1 1 100%}
  .top-tel{display:none}
  .menu{margin-left:auto}
  .top-cta{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}

/* Short laptop screens: keep the copy and the temperature readout apart */
@media (min-width:901px) and (max-height:780px){
  .hs-copy .hero-note{display:none}
  .hs-copy{padding-top:1.5rem}
  .hs-copy h1{font-size:clamp(3rem,6.2vw,5rem);margin-bottom:.9rem}
  .hs-copy .lede{font-size:1.05rem;margin-bottom:1.1rem}
}
@media (min-width:901px) and (max-height:640px){
  .hs-copy .lede{display:none}
  .hs-temp{font-size:3rem}
}

@media (min-width:901px){
  .decide{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);column-gap:clamp(2rem,5vw,4rem);align-items:start}
  .decide .sec-head{grid-column:1/-1}
  .decide-out{margin-top:0;position:sticky;top:90px}
}

@media (max-width:900px){
  .hs-cue{padding:.4rem .75rem;border-radius:999px;background:rgba(6,11,22,.88)}
  .hs-live:not(.hs-started) .hs-tag{display:none}
  .hs-tag{bottom:62px}
}
@media (max-width:560px){
  .hs-copy .cta-row .btn{flex:1 1 100%}
}

/* Maintenance-led company website */
.care-hero{background:var(--ink);color:var(--white);padding:64px 0}.care-hero-in{display:grid;grid-template-columns:1.3fr 1fr;gap:64px;align-items:center}.care-hero h1{font-size:clamp(3rem,6.5vw,5.6rem);max-width:760px;margin:16px 0 26px}.care-hero h1 em{font-style:normal;color:var(--sky)}.care-photo{margin:0;position:relative}.care-photo img{width:100%;height:460px;object-fit:cover;border-radius:6px}.care-photo figcaption{font-size:.85rem;color:var(--muted-dark);margin-top:10px}.care-strip{background:var(--ember);color:white;padding:16px 0}.care-strip .wrap{display:flex;gap:20px;justify-content:space-between;font-weight:600}.care-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.care-card{display:block;padding:28px;border:1px solid var(--rule);border-radius:6px;color:var(--text);text-decoration:none;background:var(--white);min-width:0;overflow-wrap:anywhere}.care-card h3{font-size:2.1rem;margin:14px 0}.care-card>span:last-child{color:var(--blue-deep);font-weight:600}.care-card:hover{border-color:var(--blue)}.care-split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}.care-feature{background:var(--paper-2)}.care-steps{list-style:decimal;padding-left:24px;margin-bottom:24px}.care-steps li{margin-bottom:16px}.care-hero .hero-note{max-width:600px}.care-hero .eyebrow{color:var(--muted-dark)}
@media(max-width:760px){.care-hero{padding:32px 0}.care-hero-in,.care-split,.care-cards{grid-template-columns:1fr;gap:28px}.care-photo img{height:300px}.care-strip .wrap{flex-direction:column;gap:4px}.care-card{padding:24px}.care-hero h1{font-size:3.25rem}}