/* Oak & Ember Heating & Cooling, sample site 3 of 3 (Dept5, 09/25/2026). Family heritage, editorial serif.
   09/27/2026 (David): red, white and blue. White paper, navy (--green) and red (--brass, --brick). */
:root{
  --paper:#f7f8fb;--paper2:#e8eef6;--cream:#ffffff;--green:#13294f;--green2:#1d3b6e;--brass:#b8202f;--brass2:#ff6f7d;--brick:#a51d2b;
  --ink:#141b2b;--ink2:#3d4860;--muted:#66728a;--line:#d6dee9;
  --serif:"Fraunces",Georgia,serif;--sans:"Work Sans",system-ui,sans-serif;--wrap:1180px
}
*{box-sizing:border-box}
[hidden]{display:none!important}
button{color:inherit}
html{scroll-behavior:smooth}
body{margin:0;font:17px/1.6 var(--sans);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.serif{font-family:var(--serif)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font:600 16.5px/1 var(--sans);padding:16px 24px;border-radius:6px;border:0;cursor:pointer;text-decoration:none;transition:background .15s,transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn i{font-size:19px}
.btn-g{background:var(--green);color:#fff}.btn-g:hover{background:var(--green2)}
.btn-b{background:var(--brass);color:#fff}.btn-b:hover{background:#9c1a27}
.btn-o{background:transparent;color:var(--green);box-shadow:0 0 0 1.5px var(--green) inset}
.btn-c{background:var(--cream);color:var(--green)}
.eyebrow{font:600 13px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--brass)}
.orn{display:flex;align-items:center;gap:12px;justify-content:center;color:var(--brass)}
.orn:before,.orn:after{content:"";height:1px;width:48px;background:var(--brass);opacity:.6}

.announce{background:var(--green);color:#e3eaf5;font-size:14.5px}
.announce .wrap{display:flex;align-items:center;justify-content:center;gap:10px;height:42px}
.announce b{color:#fff}.announce a{color:var(--brass2);font-weight:700;text-decoration:none}
header.top{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
header.top .wrap{display:flex;align-items:center;gap:24px;height:84px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo .mk{width:46px;height:46px;border-radius:50%;background:var(--green);color:var(--brass2);display:grid;place-items:center;font-size:24px;box-shadow:0 0 0 3px var(--paper),0 0 0 4px var(--brass)}
.logo b{font:600 25px/1 var(--serif);color:var(--green);letter-spacing:-.01em;display:block}
.logo small{font:500 11px/1.3 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
nav.main{display:flex;gap:22px;font-weight:500;font-size:15px;color:var(--ink2);margin-left:4px}
nav.main a{text-decoration:none;padding:6px 0;border-bottom:1.5px solid transparent;white-space:nowrap}
nav.main a:hover,nav.main a[aria-current]{color:var(--green);border-bottom-color:var(--brass)}
.hd-right{margin-left:auto;display:flex;gap:14px;align-items:center}
.hd-phone{text-decoration:none;text-align:right;line-height:1.2;white-space:nowrap}
.hd-phone small{display:block;font-size:12px;color:var(--muted)}
.hd-phone b{font:600 21px var(--serif);color:var(--green)}
.hd-right .btn{padding:13px 16px;font-size:14.5px;white-space:nowrap}
.menu-btn{display:none;background:none;border:0;font-size:28px;color:var(--green);cursor:pointer}

.hero{padding:70px 0 0;text-align:center}
.hero h1{font:500 clamp(48px,6.4vw,92px)/1.02 var(--serif);letter-spacing:-.025em;color:var(--green);margin:20px auto 22px;max-width:980px}
.hero h1 em{font-style:italic;color:var(--brass)}
.hero .lead{font-size:20.5px;color:var(--ink2);max-width:640px;margin:0 auto 30px}
.hero .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero .photo{margin-top:56px;position:relative}
.hero .photo img{width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:220px 220px 10px 10px}
.seal{position:absolute;right:6%;top:-54px;width:132px;height:132px;border-radius:50%;background:var(--brass);color:#fff;display:grid;place-items:center;text-align:center;font:600 14px/1.25 var(--sans);letter-spacing:.06em;text-transform:uppercase;box-shadow:0 0 0 6px var(--paper);transform:rotate(-8deg)}
.seal b{display:block;font:500 40px/1 var(--serif);letter-spacing:0;text-transform:none}
.trustbar{display:grid;grid-template-columns:repeat(4,1fr);background:var(--cream);border:1px solid var(--line);border-radius:10px;margin-top:-1px}
.trustbar div{padding:22px 20px;text-align:center;border-right:1px solid var(--line)}
.trustbar div:last-child{border:0}
.trustbar b{display:block;font:500 30px/1.1 var(--serif);color:var(--green)}
.trustbar span{font-size:14px;color:var(--muted)}
.stars{color:var(--brass);letter-spacing:2px}

section{padding:100px 0}
.h2{font:500 clamp(38px,4.6vw,62px)/1.05 var(--serif);letter-spacing:-.02em;color:var(--green);margin:16px 0 18px}
.h2 em{font-style:italic;color:var(--brass)}
.sub{font-size:19px;color:var(--ink2);max-width:640px;margin:0}
.center{text-align:center}.center .sub{margin-left:auto;margin-right:auto}

.paths{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px}
.path{background:var(--cream);border:1px solid var(--line);border-radius:10px;padding:32px 28px;display:flex;flex-direction:column}
.path .ic{width:56px;height:56px;border-radius:50%;background:var(--paper2);display:grid;place-items:center;font-size:28px;color:var(--brick);margin-bottom:18px}
.path h3{font:500 29px/1.1 var(--serif);color:var(--green);margin:0 0 10px}
.path p{color:var(--ink2);margin:0 0 22px;flex:1}
.path .btns{display:grid;gap:8px}
.path.urgent{background:var(--green);border-color:var(--green);color:#fff}
.path.urgent h3{color:#fff}.path.urgent p{color:#cad6ea}.path.urgent .ic{background:rgba(255,255,255,.1);color:var(--brass2)}

.season{background:var(--brick);color:#fff;border-radius:10px;padding:34px 40px;display:flex;align-items:center;gap:30px;justify-content:space-between;flex-wrap:wrap}
.season h3{font:500 34px/1.1 var(--serif);margin:0}
.season p{margin:6px 0 0;color:#f8d6da}

.story{display:grid;grid-template-columns:.95fr 1.05fr;gap:64px;align-items:center}
.story .ph{position:relative}
.story .ph img{border-radius:10px;width:100%;aspect-ratio:4/5;object-fit:cover}
.story .ph .cap{position:absolute;left:-20px;bottom:30px;background:var(--cream);border:1px solid var(--line);border-radius:8px;padding:14px 18px;font:italic 500 18px var(--serif);color:var(--green);box-shadow:0 20px 40px -24px rgba(0,0,0,.35)}
.story blockquote{margin:28px 0 0;padding:0 0 0 22px;border-left:2px solid var(--brass);font:italic 400 22px/1.45 var(--serif);color:var(--ink2)}
.story cite{display:block;margin-top:12px;font:600 14px var(--sans);font-style:normal;color:var(--muted);letter-spacing:.04em}

.services{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}
.svc{background:var(--cream);border:1px solid var(--line);border-radius:10px;overflow:hidden;text-decoration:none;display:flex;flex-direction:column}
.svc img{aspect-ratio:4/3;object-fit:cover;width:100%}
.svc div{padding:20px 20px 22px}
.svc b{display:block;font:500 23px/1.15 var(--serif);color:var(--green);margin-bottom:6px}
.svc span{color:var(--ink2);font-size:15px}
.svc:hover b{color:var(--brick)}

.estimate{background:var(--green);color:#fff;border-radius:12px;padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.estimate .h2{color:#fff}.estimate .h2 em{color:var(--brass2)}
.estimate .sub{color:#cad6ea}
.mini{background:var(--cream);color:var(--ink);border-radius:10px;padding:28px}
.mini h3{font:500 24px var(--serif);color:var(--green);margin:0 0 14px}
.mini .opts{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.oopt{border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:14px;font:500 15.5px var(--sans);cursor:pointer;text-align:left;display:flex;gap:10px;align-items:center}
.oopt i{font-size:22px;color:var(--brass)}
.oopt.sel{border-color:var(--green);background:#e9eff8}
.mini .res{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line)}
.mini .res small{color:var(--muted);font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:600}
.mini .res b{display:block;font:500 38px/1.1 var(--serif);color:var(--green);margin:6px 0 2px}
.mini .res span{color:var(--brick);font-weight:600;font-size:15px}
.mini .btn{width:100%;margin-top:16px}

.club{display:grid;grid-template-columns:1.1fr .9fr;gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--cream)}
.club .l{padding:48px}
.club .r{background:var(--paper2);padding:48px;display:flex;flex-direction:column;justify-content:center}
.club .price{font:500 76px/1 var(--serif);color:var(--green)}
.club .price small{font:500 18px var(--sans);color:var(--muted)}
.checks{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:11px}
.checks li{display:flex;gap:11px;color:var(--ink2)}
.checks i{color:var(--brass);font-size:21px;margin-top:1px}

.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.rv{background:var(--cream);border:1px solid var(--line);border-radius:10px;padding:30px}
.rv p{font:400 19px/1.5 var(--serif);color:var(--ink);margin:14px 0 20px}
.rv footer{font-size:14.5px;color:var(--muted)}
.rv footer b{display:block;color:var(--green);font-size:15.5px}
.bigrate{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:10px;color:var(--muted)}
.bigrate b{font:500 56px/1 var(--serif);color:var(--green)}

.areas{columns:4;column-gap:30px;margin-top:34px;font-size:16.5px}
.areas a{display:block;text-decoration:none;padding:9px 0;border-bottom:1px solid var(--line);break-inside:avoid;color:var(--ink2)}
.areas a:hover{color:var(--brick)}

.faq{max-width:840px;margin:40px auto 0}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:24px 0;font:500 22px var(--serif);color:var(--green);display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--brass);font:300 30px/1 var(--sans)}
.faq details[open] summary:after{content:"\2212"}
.faq p{margin:0 0 24px;color:var(--ink2)}

.final{position:relative;border-radius:12px;overflow:hidden;padding:110px 40px;text-align:center;color:#fff}
.final img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.final:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,26,54,.55),rgba(12,26,54,.82))}
.final .in{position:relative;z-index:1}
.final h2{font:500 clamp(40px,5.4vw,72px)/1.05 var(--serif);margin:0 0 16px}
.final h2 em{color:var(--brass2)}
.final .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:28px}

footer.site{background:var(--green);color:#cad6ea;padding:70px 0 40px;font-size:15px;margin-top:100px}
footer.site .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
footer.site h4{font:500 20px var(--serif);color:#fff;margin:0 0 12px}
footer.site a{display:block;text-decoration:none;margin:7px 0}
footer.site a:hover{color:#fff}
footer.site .logo b{color:#fff}
footer.site .logo .mk{box-shadow:0 0 0 3px var(--green),0 0 0 4px var(--brass)}
.sample{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);font-size:13.5px;color:#a6b6d0}
.sample a{display:inline;color:var(--brass2)}

/* inner pages */
.phero{padding:70px 0 40px;text-align:center}
.phero h1{font:500 clamp(44px,5.6vw,78px)/1.04 var(--serif);letter-spacing:-.02em;color:var(--green);margin:18px auto 18px;max-width:920px}
.phero h1 em{font-style:italic;color:var(--brass)}
.phero p{font-size:20px;color:var(--ink2);max-width:660px;margin:0 auto}
.crumb{font-size:14px;color:var(--muted)}.crumb a{text-decoration:none}
.wizard{max-width:820px;margin:0 auto;background:var(--cream);border:1px solid var(--line);border-radius:12px;padding:40px}
.wz-top{display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--muted);font-weight:600}
.wz-bar{height:4px;background:var(--paper2);border-radius:9px;margin:12px 0 26px;overflow:hidden}
.wz-bar i{display:block;height:100%;background:var(--brass);transition:width .3s}
.wz-q{font:500 36px/1.15 var(--serif);color:var(--green);margin:0 0 8px}
.wz-help{color:var(--ink2);margin:0 0 22px}
.wz-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.wz-opts .oopt{padding:18px;font-size:16.5px}
.wz-opts .oopt small{display:block;color:var(--muted);font-size:13.5px;margin-top:2px}
.wz-nav{display:flex;justify-content:space-between;margin-top:24px}
.linkbtn{background:none;border:0;color:var(--green);font:600 15px var(--sans);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.slider-v{font:500 44px var(--serif);color:var(--green);text-align:center;margin:10px 0}
input[type=range]{width:100%;accent-color:var(--green)}
.results{max-width:1100px;margin:0 auto}
.tiers3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.t3{background:var(--cream);border:1px solid var(--line);border-radius:12px;padding:30px;display:flex;flex-direction:column}
.t3.mid{border:2px solid var(--green);position:relative}
.t3.mid:before{content:"Most families choose";position:absolute;top:-13px;left:24px;background:var(--green);color:#fff;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:99px}
.t3 h3{font:500 30px var(--serif);color:var(--green);margin:0}
.t3 .spec{color:var(--ink2);font-size:15px;margin:6px 0 18px;min-height:46px}
.t3 .p{font:500 27px/1.15 var(--serif);color:var(--ink)}
.t3 .mo{color:var(--brick);font-weight:600;font-size:15px;margin:6px 0 16px}
.t3 .w{font-size:14px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;margin-bottom:18px}
.t3 .btn{margin-top:auto}
.recap{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:18px}
.recap span{background:var(--cream);border:1px solid var(--line);border-radius:99px;padding:6px 14px;font-size:14px;color:var(--ink2)}
.twocol{display:grid;grid-template-columns:1.35fr .9fr;gap:48px;align-items:start}
.prose h2{font:500 36px/1.1 var(--serif);color:var(--green);margin:44px 0 12px}
.prose h2:first-child{margin-top:0}
.prose p,.prose li{color:var(--ink2)}
.aside{position:sticky;top:110px;background:var(--cream);border:1px solid var(--line);border-radius:12px;padding:30px}
.aside h3{font:500 28px var(--serif);color:var(--green);margin:0 0 8px}
.aside p{color:var(--ink2);margin:0 0 14px;font-size:15.5px}
.aside .btn{width:100%;margin-top:10px}
.plist div{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px}
.plist b{color:var(--green);font-weight:600;white-space:nowrap}

/* booking dialog */
dialog.bk{border:0;padding:0;background:transparent;max-width:640px;width:calc(100% - 24px)}
dialog.bk::backdrop{background:rgba(12,26,54,.6);backdrop-filter:blur(3px)}
.bk-card{background:var(--cream);border-radius:12px;padding:30px;font-family:var(--sans);border-top:5px solid var(--brass)}
.bk-top{display:flex;justify-content:space-between;align-items:center}
.bk-steps{display:flex;gap:6px}
.bk-steps i{width:30px;height:4px;border-radius:9px;background:var(--line)}
.bk-steps i.on{background:var(--green)}
.bk-x{background:var(--paper2);border:0;border-radius:50%;width:38px;height:38px;font-size:22px;cursor:pointer}
.bk-title{font:500 32px/1.1 var(--serif);color:var(--green);margin:16px 0 18px}
.bk-opts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.bk-opt{border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:16px;text-align:left;cursor:pointer;font:inherit}
.bk-opt b{display:block;font-size:16.5px;color:var(--green)}
.bk-opt span{font-size:13.5px;color:var(--muted)}
.bk-opt.sel{border-color:var(--green);background:#e9eff8}
.bk-field{display:block;margin-top:14px}
.bk-field span{display:block;font-size:14px;font-weight:600;margin-bottom:6px}
.bk-field em{font-weight:400;color:var(--muted);font-style:normal}
.bk-field input,.bk-field select,.bk-field textarea{width:100%;border:1.5px solid var(--line);border-radius:8px;padding:12px 14px;font:500 16px var(--sans);background:#fff}
.bk-form{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.bk-wide{grid-column:1/-1}
.bk-urgent{margin:18px 0 0;background:var(--green);color:#fff;border-radius:8px;padding:13px 15px;font-size:14.5px}
.bk-urgent a{color:var(--brass2);font-weight:700}
.bk-note{background:var(--paper2);border-radius:8px;padding:10px 13px;font-size:14px;margin:14px 0 0}
.bk-days{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
.bk-day{flex:0 0 auto;border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:10px 15px;cursor:pointer;font:inherit;text-align:center}
.bk-day small{display:block;font-size:12px;color:var(--muted)}
.bk-day b{font-size:15px}
.bk-day.sel{border-color:var(--green);background:#e9eff8}
.bk-wins{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.bk-win{border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:13px 8px;font:600 14.5px var(--sans);cursor:pointer}
.bk-win small{display:block;font-size:11.5px;color:#9aa6b8;font-weight:500}
.bk-win:disabled{background:var(--paper);color:#a9b3c3;cursor:not-allowed}
.bk-win.sel{border-color:var(--green);background:var(--green);color:#fff}
.bk-small{font-size:13.5px;color:var(--muted)}
.bk-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.bk-next,.bk-back{font:600 16px var(--sans);border-radius:6px;padding:14px 22px;border:0;cursor:pointer}
.bk-next{background:var(--green);color:#fff}
.bk-next:disabled{opacity:.4;cursor:not-allowed}
.bk-back{background:var(--paper2);color:var(--ink)}
.bk-err{grid-column:1/-1;color:var(--brick);font-weight:600;font-size:14px}
.bk-done .bk-when{font:500 28px/1.2 var(--serif);color:var(--green)}
.bk-honest{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px}

.mbar{display:none}
@media (max-width:1180px){
  nav.main,.hd-phone{display:none}
  .menu-btn{display:block}
  nav.main.open{display:flex;flex-direction:column;position:absolute;top:84px;left:0;right:0;background:var(--paper);padding:18px 28px;border-bottom:1px solid var(--line);margin:0}
}
@media (max-width:1000px){
  .menu-btn{display:block}
  nav.main.open{display:flex;flex-direction:column;position:absolute;top:84px;left:0;right:0;background:var(--paper);padding:18px 28px;border-bottom:1px solid var(--line);margin:0}
  .paths,.reviews,.tiers3{grid-template-columns:1fr}
  .services{grid-template-columns:1fr 1fr}
  .story,.estimate,.club,.twocol{grid-template-columns:1fr}
  .aside{position:static}
  .areas{columns:2}
  footer.site .cols{grid-template-columns:1fr 1fr}
  .trustbar{grid-template-columns:1fr 1fr}
  .trustbar div:nth-child(2){border-right:0}
  .trustbar div:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .announce{font-size:13px}.announce .hide-s{display:none}
  header.top .wrap{height:70px;gap:12px}
  nav.main.open{top:70px}
  .logo b{font-size:21px}.logo .mk{width:40px;height:40px;font-size:21px}
  .hd-right .btn{display:none}
  .hero{padding-top:44px}
  .hero .lead{font-size:18px}
  .hero .ctas .btn{flex:1 1 100%}
  .hero .photo{margin-top:60px}
  .hero .photo img{aspect-ratio:4/3;border-radius:140px 140px 8px 8px}
  .seal{width:104px;height:104px;top:-48px;right:4%;font-size:11.5px}.seal b{font-size:32px}
  section{padding:68px 0}
  .services{grid-template-columns:1fr}
  .estimate{padding:30px 22px}
  .club .l,.club .r{padding:30px 24px}
  .story .ph .cap{left:12px}
  .areas{columns:2}
  .wizard{padding:24px 20px}
  .wz-q{font-size:28px}
  .wz-opts,.mini .opts{grid-template-columns:1fr}
  .bk-opts,.bk-form{grid-template-columns:1fr}
  .bk-wins{grid-template-columns:1fr 1fr}
  .bk-card{padding:22px 18px}
  .season{padding:26px 22px}
  footer.site{padding-bottom:110px}
  footer.site .cols{grid-template-columns:1fr}
  .mbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(247,248,251,.96);border-top:1px solid var(--line)}
  .mbar .btn{padding:14px 10px;font-size:15.5px}
}