/* Patina Plumbing Co. (FICTIONAL sample) · fog paper, ink section cuts, copper = hot, verdigris = cold */
:root{
  --fog:#EEF1EE;--mist:#E1E8E4;--sheet:#FAFBF9;--ink:#102733;--ink2:#17323F;--deep:#1C4A44;
  --cu:#B85A2B;--cu-t:#9C4A1F;--cu-hi:#E08A55;--cu-lt:#F0A877;
  --vg:#5DB9A2;--vg-t:#1F6E5E;--vg-lt:#8EDCC6;--cold:#3E9C86;--hot:#C0662F;--drain:#5B6E75;
  --mute:#55666C;--mute-ink:#A9BBBE;--line:rgba(16,39,51,.16);--line-ink:rgba(238,241,238,.14);
  --f-d:'Zilla Slab',Rockwell,'Roboto Slab',Georgia,serif;--f:'Overpass',system-ui,-apple-system,'Segoe UI',sans-serif;
  --pad:clamp(1.15rem,3.4vw,2.5rem);--r:16px;--ease:cubic-bezier(.2,.7,.2,1);
  --kit-accent:var(--cu);--kit-ink:var(--ink);--kit-paper:var(--fog);--kit-focus:var(--cu);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--fog);color:var(--ink);font:400 1.0625rem/1.6 var(--f);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
[hidden]{display:none!important}
picture{display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid var(--cu);outline-offset:3px;border-radius:6px}
.on-ink :focus-visible{outline-color:var(--vg)}
.sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:100;background:var(--ink);color:var(--fog);padding:.8rem 1rem}
.skip:focus{left:1rem;top:1rem}
.wrap{width:100%;max-width:1380px;margin:0 auto;padding:0 var(--pad)}
.d{font-family:var(--f-d);font-weight:700;letter-spacing:-.03em;line-height:.98;text-wrap:balance}
.h2{font-size:clamp(2.3rem,4.6vw,4.1rem)}
.lede{font-size:clamp(1.05rem,1.3vw,1.2rem);line-height:1.55;color:var(--mute);max-width:40rem}
.on-ink .lede{color:var(--mute-ink)}
.lbl{font:700 .75rem/1.2 var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
.on-ink .lbl{color:var(--mute-ink)}
.eyebrow{font:700 .78rem/1.2 var(--f);letter-spacing:.14em;text-transform:uppercase;color:var(--vg-t);display:flex;align-items:center;gap:.6rem;margin-bottom:1.1rem}
.eyebrow--vg{color:var(--vg)}
.visit .eyebrow--vg{color:var(--vg-lt)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--vg);box-shadow:0 0 0 0 rgba(93,185,162,.55);animation:ping 2.4s ease-out infinite}
@keyframes ping{70%{box-shadow:0 0 0 9px rgba(93,185,162,0)}100%{box-shadow:0 0 0 0 rgba(93,185,162,0)}}

/* ribbon */
.ribbon{background:var(--ink);color:#C9D3CF;font:700 .6875rem/1 var(--f);letter-spacing:.14em;text-transform:uppercase;text-align:center;padding:.62rem var(--pad)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:48px;padding:.75rem 1.25rem;border-radius:999px;border:2px solid transparent;font:750 1rem/1 var(--f);letter-spacing:-.005em;text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .2s,color .2s,border-color .2s,transform .2s var(--ease)}
.btn svg{width:18px;height:18px;flex:none}
.btn:active{transform:translateY(1px)}
.btn--lg{min-height:56px;padding:.95rem 1.6rem;font-size:1.0625rem}
.btn--cu{background:var(--cu);color:#fff}
.btn--cu:hover{background:var(--cu-t)}
.btn--ink{background:var(--ink);color:var(--fog)}
.btn--ink:hover{background:#0A1C25}
.btn--line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn--line:hover{background:var(--ink);color:var(--fog)}
.btn--vg{background:var(--vg);color:var(--ink)}
.btn--vg:hover{background:var(--vg-lt)}
.btn--block{width:100%}
.btn span{display:contents}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:var(--fog);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.hdr.is-scrolled{border-bottom-color:var(--line);box-shadow:0 10px 30px -24px rgba(16,39,51,.5)}
.hdr__in{display:flex;align-items:center;gap:1.5rem;height:74px}
.logo{display:flex;align-items:center;gap:.7rem;text-decoration:none;flex:none}
.logo .mark{width:42px;height:42px}
.logo__t{display:flex;flex-direction:column;line-height:1}
.logo__t b{font:700 1.6rem/1 var(--f-d);letter-spacing:-.03em}
.logo__t span{font:700 .62rem/1 var(--f);letter-spacing:.16em;text-transform:uppercase;color:var(--mute);margin-top:.3rem}
.logo--ink .logo__t span{color:var(--mute-ink)}
.nav{display:flex;gap:1.6rem;margin-left:auto}
.nav a{font-weight:650;font-size:.95rem;text-decoration:none;padding:.5rem 0;background:linear-gradient(var(--cu),var(--cu)) 0 100%/0 2px no-repeat;transition:background-size .3s var(--ease)}
.nav a:hover{background-size:100% 2px}
.hdr__call{flex:none}
.hdr__call-t span{display:inline}

/* ============ HERO ============ */
.hero{padding:clamp(1rem,2.4vw,1.9rem) 0 clamp(2.5rem,5vw,4.5rem);position:relative}
.hero__grid{display:grid;grid-template-columns:minmax(0,.84fr) minmax(0,1.45fr);gap:clamp(1.5rem,3.4vw,3.2rem);align-items:center}
.hero__copy{padding-bottom:1rem}
.hero__h{font-size:clamp(2.75rem,5.4vw,5.3rem);margin-bottom:1.3rem;word-spacing:.06em}
.wave{background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='10' viewBox='0 0 28 10'%3E%3Cpath d='M0 5c3.5 0 3.5-4 7-4s3.5 4 7 4 3.5-4 7-4 3.5 4 7 4' fill='none' stroke='%235DB9A2' stroke-width='3'/%3E%3C/svg%3E") 0 100%/28px 10px repeat-x;padding-bottom:.08em;color:var(--vg-t)}
.hero .lede{margin-bottom:1.6rem;color:#3E5058}
.hero__cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-bottom:1.6rem}
.hero__facts{display:grid;gap:.45rem;font-size:.95rem;font-weight:600;color:var(--ink)}
.hero__facts li{display:flex;gap:.55rem;align-items:center}
.hero__facts svg{width:18px;height:18px;color:var(--vg-t);flex:none}

/* the drawing sheet */
.sheet{background:var(--sheet);border:1.5px solid var(--ink);border-radius:6px;padding:8px;box-shadow:0 1px 0 #fff inset,0 40px 70px -40px rgba(16,39,51,.45),0 0 0 6px rgba(250,251,249,.6)}
.sheet__draw{position:relative;border:1px solid var(--line);border-radius:3px;overflow:hidden;background:var(--sheet)}
.house{width:100%;height:auto}
.house .fx :is(path,rect,circle,ellipse):not([stroke]){stroke:var(--ink);stroke-linejoin:round}
.house .fx :is(path,rect,circle,ellipse):not([fill]){fill:#fff}
.house .fx :is(path,rect,circle,ellipse):not([stroke-width]){stroke-width:2}
.house .fx .ink{fill:var(--ink);stroke:none}
.house .fx .mist{fill:#E9F0EC}
.house .fx .cu{fill:var(--cu-hi);stroke:none}
.house .p,.house .flow{fill:none;stroke-linecap:round;stroke-linejoin:round;transition:opacity .35s,stroke-width .35s}
.house .cw{stroke:var(--cold);stroke-width:4}
.house .hw{stroke:var(--hot);stroke-width:4}
.house .dr{stroke:var(--drain);stroke-width:6}
.house .flow{stroke:#fff;stroke-width:1.7;stroke-dasharray:4 10;opacity:0}
.house .flow.dr{stroke:#E5ECE9;stroke-width:2.2}
.house .h-tree{fill:#2D5952}
.house .h-moss path{fill:var(--vg)}
.house .h-grass{fill:none;stroke:var(--cold);stroke-width:2}
.house .h-glow{fill:var(--cu-hi);opacity:.22}
.house .h-wet{fill:var(--vg);opacity:.14;transition:opacity .4s}
.house .h-stain{fill:#A87850;opacity:.3;transition:opacity .4s}
.house .h-roots path{fill:none;stroke:#8A6A4B;stroke-width:1.8;stroke-linecap:round;transition:stroke .3s,stroke-width .3s}
.house .h-lbl text{font:700 10.5px var(--f);letter-spacing:.08em;text-transform:uppercase;fill:#4C5F66}
.house .leak{fill:var(--vg);opacity:0;transition:opacity .3s}
.house .valve{transition:opacity .35s}
.house .h-rain{animation:rain .9s linear infinite}
@keyframes rain{to{transform:translateY(64px)}}
/* active state (JS adds .is-on + .lit) */
.house.is-on .p:not(.lit),.house.is-on .valve:not(.lit){opacity:.2}
.house.is-on .p.lit{stroke-width:5}
.house.is-on .p.dr.lit{stroke-width:7}
.house .flow.lit{opacity:1;animation:flow .7s linear infinite}
@keyframes flow{to{stroke-dashoffset:-28}}
.house .leak.lit{opacity:.95}
.house .leak .drop{animation:drop 1.15s cubic-bezier(.5,0,1,.6) infinite}
.house .leak .d2{animation-delay:.55s}
@keyframes drop{0%{transform:translateY(0);opacity:0}15%{opacity:1}85%{opacity:1}100%{transform:translateY(var(--fall));opacity:0}}
.house .leak .bub{animation:bub 1.4s ease-out infinite}
.house .leak .b2{animation-delay:.4s}.house .leak .b3{animation-delay:.9s}
@keyframes bub{from{transform:translateY(0);opacity:1}to{transform:translateY(-14px);opacity:0}}
.house[data-on=ceiling] .h-stain{opacity:1}
.house[data-on=line] .h-wet{opacity:.42}
.house .h-roots.lit path{stroke:var(--cu);stroke-width:2.4}

/* spot buttons */
.spots{position:absolute;inset:0;pointer-events:none}
.spot{--s:46px;position:absolute;left:var(--x);top:var(--y);width:var(--s);height:var(--s);margin:calc(var(--s) / -2) 0 0 calc(var(--s) / -2);border-radius:50%;border:0;background:var(--ink);color:var(--fog);font:700 1.3rem/1 var(--f-d);cursor:pointer;pointer-events:auto;display:grid;place-items:center;box-shadow:0 0 0 3px var(--sheet),0 0 0 5px var(--cu-hi),0 8px 18px -6px rgba(16,39,51,.6);transition:transform .25s var(--ease),background .2s,box-shadow .2s}
.spot::before{content:"";position:absolute;inset:-3px;border-radius:50%;border:2px solid var(--cu-hi);animation:ripple 2.6s ease-out infinite;pointer-events:none}
.spot:nth-child(2)::before{animation-delay:.4s}.spot:nth-child(3)::before{animation-delay:.8s}.spot:nth-child(4)::before{animation-delay:1.2s}.spot:nth-child(5)::before{animation-delay:1.6s}.spot:nth-child(6)::before{animation-delay:2s}
@keyframes ripple{0%{transform:scale(1);opacity:.85}70%,100%{transform:scale(1.85);opacity:0}}
.spot:hover{transform:scale(1.1)}
.spot[aria-pressed=true]{background:var(--cu);color:#fff;transform:scale(1.14);box-shadow:0 0 0 3px var(--sheet),0 0 0 6px var(--cu),0 10px 22px -6px rgba(184,90,43,.7)}
.spot[aria-pressed=true]::before{animation:none;opacity:0}
.is-picked .spot:not([aria-pressed=true])::before{animation:none;opacity:0}
.rainbtn{position:absolute;right:10px;top:10px;display:inline-flex;align-items:center;gap:.4rem;min-height:36px;padding:.35rem .8rem .35rem .6rem;border-radius:999px;border:1px solid var(--line);background:rgba(250,251,249,.86);font:700 .7rem/1 var(--f);letter-spacing:.1em;text-transform:uppercase;color:var(--mute);cursor:pointer}
.rainbtn svg{width:14px;height:14px}
.rainbtn:hover{color:var(--ink);border-color:var(--ink)}
.rainbtn[aria-pressed=true]{background:var(--ink);color:var(--fog);border-color:var(--ink)}

/* title block */
.tb{border-top:1.5px solid var(--ink);margin-top:8px;padding:14px 12px 10px;min-height:222px;position:relative}
.tb{display:grid}
.tb__rest{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.9fr);gap:1rem 1.4rem;align-items:start;align-content:center}
.tb__id{border-right:1px solid var(--line);padding-right:1.2rem;align-self:stretch}
.tb__ask{font:700 1.45rem/1.12 var(--f-d);letter-spacing:-.02em;margin:.45rem 0 .8rem}
.tb__legend{display:flex;gap:.9rem;font:700 .7rem/1 var(--f);letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}
.lg{display:inline-flex;align-items:center;gap:.4rem}
.lg::before{content:"";width:18px;height:4px;border-radius:2px;background:currentColor}
.lg--hw::before{background:var(--hot)}.lg--cw::before{background:var(--cold)}.lg--dr::before{background:var(--drain);height:6px}
.key{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.5rem}
.key button{width:100%;min-height:52px;display:flex;align-items:center;gap:.6rem;padding:.4rem .7rem .4rem .45rem;border:1px solid var(--line);border-radius:12px;background:#fff;font:650 .95rem/1.15 var(--f);text-align:left;cursor:pointer;transition:border-color .2s,background .2s,transform .2s var(--ease)}
.key button:hover{border-color:var(--ink);transform:translateY(-1px)}
.tb__sos{grid-column:1/-1;display:flex;align-items:center;gap:.7rem;min-height:48px;padding:.55rem .9rem;border-radius:12px;background:#F6E6DC;color:#6E2F12;text-decoration:none;font-size:.95rem;line-height:1.3;transition:background .2s}
.tb__sos:hover{background:#F1D8C8}
.tb__sos svg{width:18px;height:18px;flex:none;color:var(--cu)}
.tb__sos svg:last-child{margin-left:auto}
.tb__sos b{font-weight:800}
.key b{width:32px;height:32px;flex:none;border-radius:50%;background:var(--ink);color:var(--fog);display:grid;place-items:center;font:700 1.05rem/1 var(--f-d)}
.tb__ans{animation:tbIn .4s var(--ease)}
@keyframes tbIn{from{opacity:0;transform:translateY(6px)}}
.tb__head{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap;margin-bottom:.8rem}
.tb__letter{width:40px;height:40px;border-radius:50%;background:var(--cu);color:#fff;display:grid;place-items:center;font:700 1.25rem/1 var(--f-d);flex:none}
.tb__t{font:700 1.55rem/1.05 var(--f-d);letter-spacing:-.02em;outline:none}
.urg{display:flex;gap:3px;margin-left:auto}
.urg__s{font:750 .68rem/1 var(--f);letter-spacing:.09em;text-transform:uppercase;padding:.45rem .6rem;border:1px solid var(--line);color:var(--mute);background:#fff}
.urg__s:first-of-type{border-radius:999px 0 0 999px}.urg__s:last-child{border-radius:0 999px 999px 0}
.urg[data-level="1"] .urg__s:nth-of-type(2){background:#DCEFEA;color:var(--vg-t);border-color:#9FD3C5}
.urg[data-level="2"] .urg__s:nth-of-type(3){background:var(--cu);color:#fff;border-color:var(--cu)}
.urg[data-level="3"] .urg__s:nth-of-type(4){background:#A3271B;color:#fff;border-color:#A3271B}
.tb__key{display:inline-grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:50%;color:var(--ink);cursor:pointer;flex:none}
.tb__key svg{width:18px;height:18px}
.tb__key:hover{color:var(--ink);border-color:var(--ink)}
.tb__cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1.08fr);gap:0}
.tb__cols>div{padding:0 1rem;border-left:1px solid var(--line);font-size:.92rem;line-height:1.45}
.tb__cols>div:first-child{padding-left:0;border-left:0}
.tb__cols .lbl{margin-bottom:.4rem}
.lbl--cu{color:var(--cu-t)}
.tb__amt{font:700 1.65rem/1.05 var(--f-d);letter-spacing:-.02em;color:var(--cu-t)}
.tb__note{font-size:.8rem;color:var(--mute);margin:.25rem 0 .7rem;line-height:1.35}
.tb__note a{font-weight:700;color:var(--vg-t)}
.tb__btns{display:flex;gap:.45rem;flex-wrap:wrap}
.tb__btns .btn{min-height:44px;padding:.55rem .8rem;font-size:.88rem;gap:.4rem}
.tb__btns .btn svg{width:15px;height:15px}

/* ============ SHUT-OFF ============ */
.on-ink{background:var(--ink);color:var(--fog)}
.shut{position:relative;padding:clamp(4rem,8vw,7rem) 0;overflow:hidden;isolation:isolate}
.shut__bg{position:absolute;inset:0 0 auto;height:min(70%,640px);z-index:-1;opacity:.22;-webkit-mask-image:linear-gradient(#000 20%,transparent);mask-image:linear-gradient(#000 20%,transparent)}
.shut__bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(.4)}
.shut__top{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:2rem 4rem;align-items:end;margin-bottom:clamp(2.2rem,4.5vw,3.6rem)}
.shut__top .h2{max-width:13ch}
.shut__call{border-left:2px solid var(--cu-hi);padding-left:1.4rem}
.shut__call p{color:var(--mute-ink);margin-bottom:1rem;max-width:30rem}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem;counter-reset:s}
.step{background:var(--ink2);border:1px solid var(--line-ink);border-radius:20px;padding:1.6rem 1.5rem 1.6rem;display:flex;flex-direction:column;gap:1rem}
.step__n{font:700 4.2rem/.8 var(--f-d);color:transparent;-webkit-text-stroke:1.5px var(--vg);letter-spacing:-.04em}
.step__t{font:700 1.6rem/1.08 var(--f-d);letter-spacing:-.02em}
.step__p{color:#C9D3CF;font-size:1rem;min-height:4.8em}
.step__pic{border-radius:12px;overflow:hidden;margin-top:auto;aspect-ratio:4/3}
.step__pic img{width:100%;height:100%;object-fit:cover}
.step__fine{font-size:.85rem;color:var(--mute-ink)}
.seg{display:flex;flex-wrap:wrap;gap:.35rem}
.seg label{position:relative}
.seg input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.seg span{display:inline-flex;align-items:center;min-height:44px;padding:.5rem .95rem;border-radius:999px;border:1px solid rgba(238,241,238,.28);font-weight:650;font-size:.92rem;transition:background .2s,color .2s,border-color .2s}
.seg input:checked+span{background:var(--vg);color:var(--ink);border-color:var(--vg)}
.seg input:focus-visible+span{outline:3px solid var(--vg);outline-offset:2px}
.seg label:hover span{border-color:var(--fog)}
.vd{background:#0B1E27;border:1px solid var(--line-ink);border-radius:14px;padding:1rem 1rem .7rem}
.vd svg{width:100%;height:auto}
.vd__spin{transform-box:view-box;transform-origin:150px 56px;transition:transform 2.2s cubic-bezier(.5,0,.3,1)}
.vd__turn{transform-box:view-box;transform-origin:151px 85px;transition:transform .9s cubic-bezier(.5,0,.3,1)}
.vd__flow{animation:flow 1s linear infinite;transition:opacity .6s}
.vd[data-type=wheel] .vd__lever,.vd[data-type=lever] .vd__wheel{display:none}
.vd[data-state=off] .vd__spin{transform:rotate(1080deg)}
.vd[data-state=off] .vd__turn{transform:rotate(-90deg)}
.vd[data-state=off] .vd__flow{animation-play-state:paused;opacity:.15}
.vd[data-state=off] .vd__arrow{opacity:.25}
.vd__state{font:700 .75rem/1 var(--f);letter-spacing:.12em;text-transform:uppercase;margin-top:.5rem}
.vd__on{color:var(--cu-lt)}.vd__off{color:var(--vg);display:none}
.vd[data-state=off] .vd__on{display:none}.vd[data-state=off] .vd__off{display:inline}
.ticks{display:grid;gap:.7rem;color:#C9D3CF;font-size:.98rem}
.ticks li{position:relative;padding-left:1.5rem}
.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:9px;height:9px;border-radius:50%;border:2px solid var(--vg)}
.ticks li:nth-child(3)::before{border-color:var(--cu-hi);background:var(--cu-hi)}
.step .btn--block{margin-top:auto}

/* ============ HEATER ============ */
.heat{background:var(--mist);padding:clamp(4rem,8vw,7rem) 0}
.sec-head{margin-bottom:clamp(2rem,4vw,3rem)}
.sec-head .h2{margin-bottom:1rem;max-width:16ch}
.heat .lede{color:var(--mute)}
.heat__head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:2rem 4rem;align-items:end}
.heat__pic picture{aspect-ratio:16/9}
.heat__pic img{object-position:50% 46%}
.hc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:clamp(1.5rem,3vw,2.6rem);align-items:start}
.hc__in{display:grid;gap:1.9rem}
.hc__q{border:0;margin:0;padding:0;min-width:0}
.hc__q legend{display:flex;align-items:center;gap:.7rem;font:700 1.45rem/1.1 var(--f-d);letter-spacing:-.02em;margin-bottom:.9rem;padding:0}
.hc__q legend small{font:600 .85rem var(--f);color:var(--mute);letter-spacing:0}
.qn{width:30px;height:30px;border-radius:50%;border:1.5px solid var(--ink);display:grid;place-items:center;font:700 .95rem/1 var(--f-d);flex:none}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.55rem}
.card{position:relative;cursor:pointer}
.card input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.card span{display:flex;flex-direction:column;gap:.25rem;height:100%;padding:.9rem 1rem;border-radius:14px;background:rgba(255,255,255,.55);border:1.5px solid var(--line);transition:border-color .2s,background .2s,box-shadow .2s}
.card b{font:700 1.15rem/1.1 var(--f-d);letter-spacing:-.01em}
.card small{font-size:.82rem;color:var(--mute);line-height:1.3}
.card input:checked+span{background:#fff;border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink),0 10px 24px -16px rgba(16,39,51,.5)}
.card input:focus-visible+span{outline:3px solid var(--cu);outline-offset:2px}
.card:hover span{border-color:var(--ink)}
.age{display:flex;align-items:center;gap:1.2rem}
.age input{flex:1;min-width:0;-webkit-appearance:none;appearance:none;height:44px;background:transparent;cursor:pointer;--p:42%}
.age input::-webkit-slider-runnable-track{height:8px;border-radius:4px;background:linear-gradient(90deg,var(--cu) var(--p),rgba(16,39,51,.16) var(--p))}
.age input::-moz-range-track{height:8px;border-radius:4px;background:linear-gradient(90deg,var(--cu) var(--p),rgba(16,39,51,.16) var(--p))}
.age input::-webkit-slider-thumb{-webkit-appearance:none;width:30px;height:30px;margin-top:-11px;border-radius:50%;background:var(--ink);border:4px solid #fff;box-shadow:0 2px 8px rgba(16,39,51,.4)}
.age input::-moz-range-thumb{width:24px;height:24px;border-radius:50%;background:var(--ink);border:4px solid #fff}
.age input:focus-visible{outline-offset:4px}
.age__v{font:600 1rem/1 var(--f);color:var(--mute);min-width:6.5rem;text-align:right}
.age__v b{font:700 2.6rem/1 var(--f-d);color:var(--ink);letter-spacing:-.03em;margin-right:.15rem}
.hc__tip{font-size:.85rem;color:var(--mute);margin-top:.4rem;max-width:34rem}
.chips{display:flex;flex-wrap:wrap;gap:.45rem}
.chip{position:relative}
.chip input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.chip span{display:inline-flex;align-items:center;gap:.45rem;min-height:44px;padding:.5rem .95rem;border-radius:999px;background:rgba(255,255,255,.55);border:1.5px solid var(--line);font-weight:650;font-size:.92rem;transition:background .2s,border-color .2s,color .2s}
.chip span::before{content:"";width:14px;height:14px;border-radius:4px;border:1.5px solid currentColor;flex:none;opacity:.6}
.chip input:checked+span{background:var(--ink);color:var(--fog);border-color:var(--ink)}
.chip input:checked+span::before{opacity:1;background:var(--vg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m5 12.5 4.5 4.5L19 7.5' fill='none' stroke='%23102733' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat;border-color:var(--vg)}
.chip input:focus-visible+span{outline:3px solid var(--cu);outline-offset:2px}
.chip:hover span{border-color:var(--ink)}
.chip[hidden]{display:none}
.hc__out{position:sticky;top:96px;background:var(--sheet);border:1.5px solid var(--ink);border-radius:8px;padding:1.4rem;display:grid;grid-template-columns:200px minmax(0,1fr);gap:1.5rem;box-shadow:0 30px 60px -40px rgba(16,39,51,.5)}
.tank svg{width:100%;height:auto}
.t-sed{transform-box:fill-box;transform-origin:50% 100%;transform:scaleY(var(--sed,.44));transition:transform .6s var(--ease)}
.t-rust circle{fill:#A0522D;opacity:0;transition:opacity .4s}
.t-anode{stroke-dasharray:170 0;transition:stroke-dasharray .6s}
.t-pipes{stroke:#8C9AA0}
.t-puddle,.t-drip,.t-rumble,.t-code{opacity:0;transition:opacity .35s}
.t-flame,.t-elec,.t-tp{transition:opacity .3s}
.t-scale circle{fill:#C6A57F;opacity:0;transition:opacity .4s}
.hc__out[data-kind=gas] .t-elec,.hc__out[data-kind=elec] .t-flame{opacity:0}
.hc__out[data-kind=tankless] .t-tank,.hc__out:not([data-kind=tankless]) .t-less{display:none}
.hc__out[data-rust] .t-rust circle{opacity:.85}
.hc__out[data-base] .t-puddle{opacity:.85}
.hc__out[data-pipe] .t-drip{opacity:1;animation:tdrip 1.2s ease-in infinite}
.hc__out[data-rumble] .t-rumble{opacity:1;animation:rum .5s ease-in-out infinite alternate}
.hc__out[data-code] .t-code{opacity:1;animation:blink 1s steps(2) infinite}
.hc__out[data-old] .t-scale circle{opacity:.9}
@keyframes tdrip{from{transform:translateY(-10px);opacity:0}to{transform:translateY(8px);opacity:1}}
@keyframes rum{to{transform:translateX(2px)}}
@keyframes blink{50%{opacity:.2}}
.tank__life{display:flex;justify-content:space-between;align-items:baseline;gap:.5rem;margin-top:.6rem;font-size:.8rem;color:var(--mute)}
.tank__life b{font-weight:750;color:var(--ink);font-size:.85rem}
.life{position:relative;height:10px;border-radius:5px;background:rgba(16,39,51,.1);margin-top:.45rem}
.life__band{position:absolute;top:0;bottom:0;left:var(--a,32%);width:var(--w,16%);background:#9FD3C5;border-radius:5px}
.life__mark{position:absolute;top:-5px;width:4px;height:20px;border-radius:2px;background:var(--cu);left:calc(var(--m,42%) - 2px);transition:left .4s var(--ease)}
.verdict__v{font-size:clamp(2rem,3vw,2.7rem);margin:.4rem 0 .9rem;color:var(--ink);transition:color .3s}
.verdict[data-call=repair] .verdict__v{color:var(--vg-t)}
.verdict[data-call=replace] .verdict__v{color:var(--cu-t)}
.verdict__why{display:grid;gap:.5rem;margin-bottom:1.2rem;font-size:.98rem;line-height:1.5}
.verdict__why li{position:relative;padding-left:1.2rem}
.verdict__why li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border-radius:50%;background:var(--vg)}
.prices{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;margin-bottom:.7rem}
.price{border:1.5px solid var(--line);border-radius:12px;padding:.8rem .95rem;position:relative;transition:border-color .3s,background .3s}
.price__n{font:700 1.45rem/1.1 var(--f-d);letter-spacing:-.02em;margin-top:.3rem}
.price.is-pick{border-color:var(--cu);background:#FBF1EA}
.price.is-pick::after{content:"Our pick";position:absolute;right:.6rem;top:-.6rem;background:var(--cu);color:#fff;font:750 .65rem/1 var(--f);letter-spacing:.1em;text-transform:uppercase;padding:.3rem .5rem;border-radius:999px}
.verdict__fine{font-size:.8rem;color:var(--mute);margin-bottom:1rem}
.verdict__btns{display:flex;gap:.5rem;flex-wrap:wrap}

/* ============ SERVICES ============ */
.svc{padding:clamp(4rem,8vw,7rem) 0;background:var(--fog)}
.svc__grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(2rem,5vw,5rem);align-items:start}
.sched{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.sched thead th{font:700 .72rem/1 var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--mute);text-align:left;padding:0 0 .8rem;border-bottom:2px solid var(--ink)}
.sched thead th:first-child{width:3.2rem}
.sched td,.sched tbody th{padding:1rem 0;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.sched tbody tr{transition:background .2s}
.sched tbody tr:hover{background:rgba(255,255,255,.6)}
.sched .no{font:700 .8rem/1.9 var(--f);color:var(--mute);letter-spacing:.06em}
.sched tbody th{font:700 1.3rem/1.15 var(--f-d);letter-spacing:-.015em;padding-right:1rem}
.sched tbody th span{display:block;font:400 .93rem/1.45 var(--f);color:var(--mute);letter-spacing:0;margin-top:.25rem}
.sched .r{text-align:right;white-space:nowrap}
.sched td.r{font:700 1.25rem/1.15 var(--f-d);color:var(--cu-t);letter-spacing:-.01em}
.sched__note{font-size:.88rem;color:var(--mute);margin-top:1rem;max-width:36rem}
.svc__pics{position:relative;display:grid;grid-template-columns:repeat(6,1fr);gap:1rem;padding-top:4.5rem}
.det{position:relative;margin:0}
.det picture{border-radius:10px;overflow:hidden;border:1.5px solid var(--ink);background:#fff;padding:5px}
.det img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.det figcaption{display:flex;align-items:center;gap:.7rem;font-size:.88rem;line-height:1.35;margin-top:.7rem;color:var(--ink);font-weight:600}
.bub{flex:none;width:44px;height:44px;border-radius:50%;border:1.5px solid var(--ink);display:grid;grid-template-rows:1fr 1fr;place-items:center;font:700 .95rem/1 var(--f-d);background:var(--sheet);position:relative;overflow:hidden}
.bub::after{content:"";position:absolute;left:0;right:0;top:50%;height:1.5px;background:var(--ink)}
.bub i{font:700 .6rem/1 var(--f);font-style:normal;letter-spacing:.06em;color:var(--mute)}
.det--a{grid-column:1/7}
.det--a picture{aspect-ratio:16/10}
.det--b{grid-column:1/4}
.det--b picture{aspect-ratio:1/1}
.det--c{grid-column:4/7;margin-top:2.5rem}
.det--c picture{aspect-ratio:1/1}

/* ============ VISIT (proof) ============ */
.visit{background:var(--deep);padding:clamp(4rem,8vw,7rem) 0;overflow:hidden}
.visit__head{margin-bottom:clamp(2rem,4vw,3.2rem)}
.visit .h2{max-width:14ch}
.visit__grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(2rem,5vw,5rem);align-items:center}
.log{position:relative;display:grid;gap:0}
.log::before{content:"";position:absolute;left:7.4rem;top:.6rem;bottom:.6rem;width:2px;background:repeating-linear-gradient(var(--cu-hi) 0 8px,transparent 8px 14px)}
.log li{display:grid;grid-template-columns:6.4rem 1fr;gap:2rem;padding:.95rem 0;position:relative}
.log li::before{content:"";position:absolute;left:calc(7.4rem - 6px);top:1.35rem;width:14px;height:14px;border-radius:50%;background:var(--deep);border:2.5px solid var(--cu-hi)}
.log time{font:700 1.3rem/1.2 var(--f-d);color:var(--cu-lt);letter-spacing:-.01em;text-align:right;padding-top:.05rem}
.log p{color:#B9CBC6;font-size:1.02rem;line-height:1.5}
.log b{color:var(--fog);font-weight:750}
.visit__pics{position:relative;min-height:620px}
.vp{position:absolute;margin:0}
.vp picture{border-radius:12px;overflow:hidden;border:6px solid var(--fog);box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.vp img{width:100%;height:100%;object-fit:cover}
.vp figcaption{font:700 .72rem/1 var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--vg-lt);margin-top:.7rem}
.vp--a{left:0;top:0;width:58%}
.vp--a picture{aspect-ratio:4/5}
.vp--b{right:0;bottom:0;width:62%}
.vp--b picture{aspect-ratio:4/3}

/* ============ FAQ ============ */
.faq{padding:clamp(4rem,8vw,7rem) 0}
.faq__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(2rem,5vw,5rem);align-items:start}
.areas .h2{margin-bottom:1rem;max-width:14ch}
.hoods{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1.6rem}
.hoods li{font-weight:650;font-size:.9rem;padding:.42rem .8rem;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.55)}
.qa__h{font:700 .75rem/1 var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--mute);padding-bottom:.8rem;border-bottom:2px solid var(--ink)}
.qa details{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:1rem;align-items:center;padding:1.15rem 0;font:700 1.25rem/1.2 var(--f-d);letter-spacing:-.015em;min-height:44px}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";flex:none;width:28px;height:28px;border-radius:50%;border:1.5px solid var(--ink);background:linear-gradient(var(--ink),var(--ink)) center/12px 2px no-repeat,linear-gradient(var(--ink),var(--ink)) center/2px 12px no-repeat;transition:transform .3s var(--ease)}
.qa details[open] summary::after{transform:rotate(45deg)}
.qa details p{padding:0 2.5rem 1.3rem 0;color:#3E5058;max-width:42rem}

/* ============ BOOK ============ */
.book{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);background:var(--sheet);border-top:1.5px solid var(--ink)}
.book__pic{position:relative;min-height:100%}
.book__pic picture,.book__pic img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.book__in{padding:clamp(3rem,6vw,5.5rem) clamp(1.2rem,5vw,5rem);max-width:720px}
.book__in .h2{margin-bottom:1rem}
.book__tel{display:inline-flex;align-items:center;gap:1rem;margin:1.6rem 0 2rem;text-decoration:none;min-height:56px}
.book__tel svg{width:52px;height:52px;padding:14px;border-radius:50%;background:var(--cu);color:#fff;flex:none}
.book__tel span{display:flex;flex-direction:column;font:700 clamp(1.8rem,3vw,2.5rem)/1 var(--f-d);letter-spacing:-.025em}
.book__tel small{font:700 .72rem/1 var(--f);letter-spacing:.12em;text-transform:uppercase;color:var(--vg-t);margin-bottom:.4rem}
.form{display:grid;gap:1rem}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.fld{display:grid;gap:.35rem}
.fld label{font:700 .75rem/1 var(--f);letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}
.fld input,.fld select,.fld textarea{width:100%;min-height:50px;padding:.75rem .9rem;border-radius:10px;border:1.5px solid rgba(16,39,51,.3);background:#fff;font-size:1rem;transition:border-color .2s,box-shadow .2s}
.fld textarea{min-height:96px;resize:vertical}
.fld :is(input,select,textarea):focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(184,90,43,.35)}
.fld [aria-invalid=true]{border-color:#A3271B}
.form__row{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.form__fine{font-size:.85rem;color:var(--mute)}
.form__msg{padding:1rem 1.1rem;border-radius:12px;background:#DCEFEA;color:#163F37;font-weight:600;outline:none}
.form__msg.is-err{background:#F7E1DD;color:#7E1E15}

/* ============ FOOTER ============ */
.ftr{padding:3.5rem 0 6rem}
.ftr__grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2.5rem}
.ftr__note{color:var(--mute-ink);font-size:.92rem;margin-top:1.1rem;max-width:36rem}
.ftr .lbl{margin-bottom:.7rem}
.ftr p{color:#C9D3CF;font-size:.95rem}
.ftr__tel{display:inline-flex;align-items:center;min-height:44px;font:700 1.4rem/1 var(--f-d);text-decoration:none;color:var(--fog)}
.ftr__links{display:grid;gap:.1rem}
.ftr__links a{display:inline-flex;align-items:center;min-height:36px;text-decoration:none}
.ftr__links a:hover{color:var(--cu-lt)}
.ftr__legal{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:2.5rem;padding-top:1.4rem;border-top:1px solid var(--line-ink);font-size:.8rem;color:var(--mute-ink)}
.ftr__legal a{color:var(--fog);display:inline-flex;align-items:center;min-height:32px}

/* mobile bar */
.mbar{display:none}

/* reveal: keep motion small */
[data-kit~=reveal]{--kit-reveal-y:22px}

/* ============ responsive ============ */
@media (max-width:1180px){
  .nav{gap:1.1rem}.nav a:nth-child(5){display:none}
  .hero__grid{grid-template-columns:minmax(0,1fr) minmax(0,1.5fr)}
  .tb__rest{grid-template-columns:1fr}.tb__id{border-right:0;padding-right:0}
  .tb{min-height:0}
  .key{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hc__out{grid-template-columns:150px minmax(0,1fr)}
}
@media (max-width:1000px){
  .nav{display:none}
  .hdr__call{margin-left:auto}
  .hero__grid{grid-template-columns:1fr}
  .hero__copy{max-width:44rem}
  .shut__top{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;max-width:40rem}
  .hc{grid-template-columns:1fr}
  .heat__head{grid-template-columns:1fr}
  .hc__out{position:static}
  .svc__grid,.visit__grid,.faq__grid{grid-template-columns:1fr}
  .svc__pics{padding-top:0}
  .visit__pics{min-height:0;display:grid;grid-template-columns:1fr 1.2fr;gap:1rem;align-items:end}
  .vp{position:static;width:auto}
  .book{grid-template-columns:1fr}
  .book__pic{height:260px}
  .ftr__grid{grid-template-columns:1fr 1fr}.ftr__brand{grid-column:1/-1}
}
@media (max-width:760px){
  body{font-size:1rem;padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  .hdr__in{height:62px;gap:.8rem}
  .logo .mark{width:36px;height:36px}
  .logo__t b{font-size:1.35rem}
  .hdr__call{min-height:44px;padding:.55rem .85rem;font-size:.9rem}
  .hdr__call-t span{display:none}
  .hero{padding-top:1.1rem}
  .hero__h{font-size:clamp(2.55rem,11.6vw,3.4rem);margin-bottom:.9rem}
  .hero .lede{font-size:1rem;margin-bottom:1rem}
  .hide-sm,.hero__cta,.hero__facts{display:none}
  .eyebrow{margin-bottom:.8rem;font-size:.72rem}
  .sheet{padding:5px;margin:0 calc(var(--pad) * -.5)}
  .spot{--s:34px;font-size:1rem;box-shadow:0 0 0 2px var(--sheet),0 0 0 4px var(--cu-hi),0 6px 12px -4px rgba(16,39,51,.6)}
  .spot::after{content:"";position:absolute;inset:-5px;border-radius:50%}
  .house .h-lbl{display:none}
  .rainbtn{top:6px;right:6px;min-height:32px;padding:.25rem .6rem .25rem .45rem;font-size:.62rem}
  .rainbtn span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .rainbtn{width:36px;height:36px;justify-content:center;padding:0}
  .tb{padding:12px 6px 8px;min-height:0}
  .tb__ask{font-size:1.25rem;margin:.35rem 0 .6rem}
  .key{grid-template-columns:1fr 1fr}
  .key button{min-height:48px;font-size:.9rem}
  .tb__head{gap:.55rem}
  .tb__t{font-size:1.3rem;flex:1 1 60%}
  .urg{margin-left:0;order:3;width:100%}
  .urg__s{flex:1;text-align:center;padding:.5rem .3rem}
  .tb__key{order:2}
  .tb__cols{grid-template-columns:1fr;gap:.9rem}
  .tb__cols>div{padding:0;border-left:0}
  .tb__cols>div+div{padding-top:.9rem;border-top:1px solid var(--line)}
  .tb__btns .btn{flex:1}
  .shut__top{gap:1.4rem}
  .step{padding:1.3rem 1.15rem}
  .step__n{font-size:3.2rem}
  .cards{grid-template-columns:1fr}
  .card span{flex-direction:row;align-items:baseline;justify-content:space-between;gap:.8rem}
  .age__v b{font-size:2.1rem}
  .hc__out{grid-template-columns:110px minmax(0,1fr);padding:1rem;gap:1rem}
  .prices{grid-template-columns:1fr}
  .hc__out{grid-template-columns:1fr}
  .tank{display:grid;grid-template-columns:118px minmax(0,1fr);gap:0 1.1rem;align-items:end}
  .tank svg{grid-row:1/3}
  .tank__life{flex-direction:column;align-items:flex-start;gap:.2rem;margin:0}
  .life{margin:.5rem 0 .4rem}
  .verdict__btns .btn{flex:1}
  .sched thead{display:none}
  .sched tr{display:grid;grid-template-columns:2.2rem 1fr;border-bottom:1px solid var(--line);padding:.8rem 0}
  .sched td,.sched tbody th{border:0;padding:0}
  .sched td.r{grid-column:2;text-align:left;margin-top:.35rem;font-size:1.15rem}
  .sched tbody th{font-size:1.15rem}
  .svc__pics{grid-template-columns:1fr 1fr;gap:.8rem}
  .det--a{grid-column:1/-1}.det--b{grid-column:1/2}.det--c{grid-column:2/3;margin-top:1.5rem}
  .det figcaption{font-size:.8rem;gap:.5rem}
  .bub{width:38px;height:38px}
  .log::before{left:5.1rem}
  .log li{grid-template-columns:4.3rem 1fr;gap:1.6rem}
  .log li::before{left:calc(5.1rem - 6px)}
  .log time{font-size:1.15rem}
  .visit__pics{grid-template-columns:1fr 1.25fr}
  .f2{grid-template-columns:1fr}
  .book__pic{height:200px}
  .ftr__grid{grid-template-columns:1fr}
  .ftr{padding-bottom:7rem}
  .mbar{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:.6rem .7rem calc(.6rem + env(safe-area-inset-bottom));background:var(--fog);border-top:1px solid var(--line);box-shadow:0 -10px 30px -20px rgba(16,39,51,.45)}
  .mbar .btn{min-height:50px;padding:.6rem .5rem}
}
@media (max-width:380px){
  .logo__t span{display:none}
  .key button{font-size:.84rem;gap:.45rem}
}

/* motion off */
@media (prefers-reduced-motion:reduce){
  .house .h-rain,.spot::before,.dot,.house .flow.lit,.house .leak .drop,.house .leak .bub,.vd__flow,.hc__out[data-pipe] .t-drip,.hc__out[data-rumble] .t-rumble,.hc__out[data-code] .t-code{animation:none!important}
  .house .flow.lit{stroke-dasharray:none;opacity:.5}
  .house .leak .drop{transform:translateY(calc(var(--fall) * .5))}
  .vd__spin,.vd__turn,.t-sed,.life__mark{transition:none}
}
html.kit-paused .house .h-rain,html.kit-paused .spot::before,html.kit-paused .dot,html.kit-paused .house .flow.lit,html.kit-paused .house .leak .drop,html.kit-paused .house .leak .bub,html.kit-paused .vd__flow,html.kit-paused .t-drip,html.kit-paused .t-rumble,html.kit-paused .t-code{animation-play-state:paused!important}