/* ============================================================
   THE GAS MAN — shared stylesheet
   ============================================================ */
:root{
  --black: #07090c;
  --panel: #0e1319;
  --panel-2: #12181f;
  --steel: #c7d0d8;
  --steel-dim: #7d8791;
  --ink: #e9edf1;
  --ink-dim: #9aa4ad;
  --blue-1: #58b8ff;
  --blue-2: #0d5fc4;
  --orange-1: #ffb14d;
  --orange-2: #e8590c;
  --line: rgba(199,208,216,0.12);
  --radius: 2px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
}
body{
  margin:0;
  background:var(--black);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.eyebrow,.stat-num,.nav-brand,.btn,.pipe-label{
  font-family:'Oswald',sans-serif;
  text-transform:uppercase;
  letter-spacing:0.03em;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px;}

.chrome-text{
  background:linear-gradient(180deg,#f4f7fa 0%, #c7d0d8 45%, #8b96a1 55%, #dfe5ea 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.blue-text{
  background:linear-gradient(180deg,#8fd0ff 0%, #2f8fe8 45%, #0d4fa8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.flame-text{
  background:linear-gradient(90deg,var(--blue-1),var(--orange-1) 55%, var(--orange-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* signature pipe-fitting divider */
.pipe-divider{display:flex;align-items:center;gap:14px;margin:0 auto;max-width:1180px;padding:0 28px;}
.pipe-divider .rule{flex:1;height:2px;background:linear-gradient(90deg,transparent,var(--orange-2) 20%, var(--blue-2) 80%,transparent);}
.pipe-divider .fitting{width:34px;height:16px;border:2px solid var(--steel-dim);border-radius:3px;position:relative;flex:none;}
.pipe-divider .fitting::before,.pipe-divider .fitting::after{content:"";position:absolute;top:-2px;bottom:-2px;width:6px;background:var(--panel);border:2px solid var(--steel-dim);}
.pipe-divider .fitting::before{left:5px;}
.pipe-divider .fitting::after{right:5px;}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}
.reveal-stagger.is-visible .reveal-child{opacity:1;transform:translateY(0);}
.reveal-child{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}

/* NAV */
header{position:sticky;top:0;z-index:40;background:rgba(7,9,12,0.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
nav{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;max-width:1180px;margin:0 auto;}
.nav-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;}
.nav-brand img{height:38px;width:auto;}
.nav-links{display:flex;gap:28px;font-size:13px;font-weight:600;color:var(--steel-dim);}
.nav-links a:hover{color:var(--orange-1);}
.nav-cta{font-size:13px;font-weight:700;color:var(--black);background:linear-gradient(180deg,var(--orange-1),var(--orange-2));padding:10px 18px;border-radius:var(--radius);}
@media (max-width:820px){.nav-links{display:none;}}

/* FULL-SCREEN HERO */
.hero-full{
  position:relative;min-height:100vh;display:flex;align-items:flex-end;
  overflow:hidden;color:var(--ink);
}
.hero-full .hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  transform:scale(1.05);
}
.hero-full .hero-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(7,9,12,0.55) 0%, rgba(7,9,12,0.35) 40%, rgba(7,9,12,0.92) 100%),
    linear-gradient(90deg, rgba(7,9,12,0.75) 0%, rgba(7,9,12,0.15) 55%, rgba(7,9,12,0.6) 100%);
}
.hero-full-inner{position:relative;z-index:2;padding:0 28px 90px;max-width:1180px;margin:0 auto;width:100%;}
.hero-full .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.badge{font-size:11px;font-weight:600;color:var(--steel-dim);border:1px solid var(--line);padding:6px 11px;border-radius:20px;letter-spacing:0.06em;text-transform:uppercase;background:rgba(7,9,12,0.4);backdrop-filter:blur(4px);}
.hero-full h1{font-size:clamp(36px,6vw,64px);line-height:1.05;margin:0 0 20px;font-weight:700;max-width:22ch;}
.hero-full p.lead{font-size:19px;line-height:1.6;color:var(--ink-dim);max-width:48ch;margin:0 0 34px;font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;}
.scroll-cue{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--ink-dim);font-size:11px;letter-spacing:0.15em;text-transform:uppercase;font-family:'Oswald',sans-serif;}
.scroll-cue .dot{width:6px;height:6px;border-radius:50%;background:var(--orange-1);animation:bob 1.8s ease-in-out infinite;}
@keyframes bob{0%,100%{transform:translateY(0);opacity:1;}50%{transform:translateY(10px);opacity:0.4;}}

.btn-row{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:700;padding:15px 26px;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;}
.btn-primary{background:linear-gradient(180deg,var(--orange-1),var(--orange-2));color:#1a0d02;}
.btn-primary:hover{filter:brightness(1.08);}
.btn-ghost{border-color:var(--line);color:var(--steel);background:rgba(7,9,12,0.3);}
.btn-ghost:hover{border-color:var(--blue-1);color:var(--blue-1);}

/* TRUST STRIP */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel);padding:22px 0;}
.trust .wrap{display:flex;flex-wrap:wrap;gap:24px 40px;justify-content:center;align-items:center;}
.trust span{font-size:12.5px;font-weight:600;color:var(--steel-dim);letter-spacing:0.08em;text-transform:uppercase;font-family:'Oswald',sans-serif;}
.trust span b{color:var(--steel);}

section{padding:86px 0;}
.eyebrow{font-size:12px;font-weight:700;color:var(--orange-1);letter-spacing:0.18em;margin:0 0 10px;}
h2{font-size:clamp(28px,4vw,40px);margin:0 0 16px;font-weight:700;}
.section-lead{color:var(--ink-dim);font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;font-size:16px;line-height:1.7;max-width:60ch;margin:0 0 46px;}

/* WHY US GRID */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr);}}
.why-card{background:var(--black);padding:34px 26px;}
.why-icon{width:46px;height:46px;margin-bottom:18px;}
.why-card h3{font-size:15px;margin:0 0 6px;font-weight:600;color:var(--ink);letter-spacing:0.02em;}
.why-card p{font-size:13.5px;color:var(--ink-dim);margin:0;font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;line-height:1.5;}

/* PHOTOGRAPHY STRIP */
.photo-strip{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:12px;}
@media (max-width:800px){.photo-strip{grid-template-columns:1fr 1fr;}}
.photo-card{position:relative;border-radius:4px;overflow:hidden;aspect-ratio:4/5;border:1px solid var(--line);}
.photo-strip .photo-card:first-child{grid-row:span 2;aspect-ratio:auto;}
.photo-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.photo-card:hover img{transform:scale(1.06);}
.photo-card .cap{position:absolute;left:0;right:0;bottom:0;padding:16px 18px;background:linear-gradient(0deg,rgba(0,0,0,0.85),transparent);font-size:12.5px;color:var(--steel);font-family:'Oswald',sans-serif;letter-spacing:0.05em;text-transform:uppercase;}

/* INTERACTIVE SERVICE CARDS */
.services{background:var(--panel);}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;}
@media (max-width:820px){.service-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.service-grid{grid-template-columns:1fr;}}
.service-card{
  background:var(--panel-2);padding:30px 26px;border-top:2px solid transparent;
  cursor:pointer;transition:border-color .2s, background .2s;position:relative;overflow:hidden;
}
.service-card:hover,.service-card.is-open{border-top-color:var(--orange-2);background:#161d26;}
.service-num{font-family:'Oswald',sans-serif;font-size:12px;color:var(--blue-1);letter-spacing:0.1em;margin-bottom:14px;display:flex;justify-content:space-between;align-items:center;}
.service-num .plus{font-size:18px;line-height:1;transition:transform .25s ease;color:var(--orange-1);}
.service-card.is-open .plus{transform:rotate(45deg);}
.service-card h3{font-size:16px;margin:0 0 8px;font-weight:600;}
.service-card p{font-size:13.5px;color:var(--ink-dim);margin:0;font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;line-height:1.55;}
.service-more{max-height:0;overflow:hidden;transition:max-height .35s ease, margin-top .35s ease;font-size:13px;color:var(--ink-dim);font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;line-height:1.6;}
.service-card.is-open .service-more{max-height:200px;margin-top:14px;}
.service-more a{color:var(--blue-1);font-weight:600;}

/* BEFORE / AFTER SLIDER */
.ba-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
@media (max-width:760px){.ba-wrap{grid-template-columns:1fr;}}
.ba-slider{position:relative;aspect-ratio:4/3;border-radius:4px;overflow:hidden;border:1px solid var(--line);user-select:none;}
.ba-slider img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.ba-slider .ba-after{clip-path:inset(0 0 0 50%);}
.ba-slider .ba-handle{position:absolute;top:0;bottom:0;left:50%;width:0;transform:translateX(-1px);pointer-events:none;}
.ba-slider .ba-handle::before{content:"";position:absolute;top:0;bottom:0;left:0;width:2px;background:var(--orange-1);}
.ba-slider .ba-handle::after{
  content:"⇔";position:absolute;top:50%;left:0;transform:translate(-50%,-50%);
  width:38px;height:38px;border-radius:50%;background:var(--orange-1);color:#1a0d02;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;
  box-shadow:0 4px 14px rgba(0,0,0,0.4);
}
.ba-slider input[type="range"]{
  position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;
}
.ba-tag{position:absolute;top:14px;font-size:11px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;padding:6px 12px;border-radius:16px;font-family:'Oswald',sans-serif;z-index:3;pointer-events:none;}
.ba-tag.before{left:14px;background:rgba(7,9,12,0.7);color:var(--steel);}
.ba-tag.after{right:14px;background:var(--orange-2);color:#1a0d02;}
.ba-caption{margin-top:14px;font-size:13.5px;color:var(--ink-dim);font-family:'Inter',sans-serif;}
.ba-caption b{color:var(--ink);}

/* REVIEWS */
.reviews{background:var(--panel);}
.stars{color:var(--orange-1);font-size:15px;letter-spacing:2px;margin-bottom:14px;}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--line);border:1px solid var(--line);}
@media (max-width:820px){.review-grid{grid-template-columns:1fr;}}
.review-card{background:var(--panel-2);padding:30px 28px;}
.review-card p{font-size:14px;line-height:1.65;color:var(--ink-dim);font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;margin:0 0 18px;}
.review-who{font-size:13px;font-weight:600;color:var(--ink);font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;}
.review-who span{display:block;font-size:12px;color:var(--steel-dim);font-weight:400;margin-top:2px;}
.google-badge{display:flex;align-items:center;gap:10px;margin-bottom:30px;}
.google-badge svg{width:24px;height:24px;}
.google-badge .g-score{font-family:'Oswald',sans-serif;font-size:22px;font-weight:700;color:var(--ink);}
.google-badge .g-meta{font-size:12.5px;color:var(--ink-dim);font-family:'Inter',sans-serif;}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:60px;align-items:start;}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;gap:36px;}}
.stat-block{display:flex;gap:36px;margin-top:30px;flex-wrap:wrap;}
.stat-num{font-size:40px;font-weight:700;line-height:1;}
.stat-label{font-size:11.5px;color:var(--ink-dim);letter-spacing:0.1em;margin-top:6px;font-family:'Oswald',sans-serif;}
.about-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0;}
.about-list li{padding:20px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-dim);line-height:1.6;display:flex;gap:16px;}
.about-list li:first-child{padding-top:0;}
.about-list b{color:var(--ink);font-weight:600;}
.about-list .mark{color:var(--orange-1);font-family:'Oswald',sans-serif;font-weight:700;flex:none;}

/* SERVICE AREA */
.area{background:var(--panel);}
.area-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
@media (max-width:860px){.area-grid{grid-template-columns:1fr;gap:36px;}}
.area-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px;}
.area-tag{font-size:13px;font-weight:600;color:var(--steel);border:1px solid var(--line);padding:9px 16px;border-radius:20px;background:var(--panel-2);}
.map-card{border:1px solid var(--line);border-radius:4px;padding:40px 30px;background:radial-gradient(circle at 30% 20%, rgba(13,95,196,0.15), transparent 60%), var(--panel-2);text-align:center;}
.map-card .flame-icon{width:64px;height:64px;margin:0 auto 18px;}
.map-card h3{font-size:20px;margin:0 0 8px;font-weight:600;}
.map-card p{font-size:14px;color:var(--ink-dim);font-family:'Inter',sans-serif;text-transform:none;letter-spacing:normal;}

/* CONTACT / FORM */
.cta{background:linear-gradient(180deg, var(--panel) 0%, var(--black) 100%);border-top:1px solid var(--line);text-align:center;}
.cta h2{margin-bottom:10px;}
.cta .section-lead{margin-left:auto;margin-right:auto;text-align:center;}
.contact-row{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:30px;}
.phone-big{font-family:'Oswald',sans-serif;font-size:clamp(30px,5vw,46px);font-weight:700;margin:18px 0 6px;}
.contact-split{display:grid;grid-template-columns:1fr 1fr;gap:50px;text-align:left;margin-top:56px;}
@media (max-width:860px){.contact-split{grid-template-columns:1fr;}}
.contact-split .quick{text-align:center;}
@media (max-width:860px){.contact-split .quick{order:2;}}
.form-card{background:var(--panel-2);border:1px solid var(--line);border-radius:4px;padding:34px;}
.form-card h3{font-size:16px;font-weight:600;margin:0 0 22px;text-transform:none;letter-spacing:normal;font-family:'Inter',sans-serif;color:var(--ink);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;}
@media (max-width:500px){.form-row{grid-template-columns:1fr;}}
.form-card label{display:block;font-size:11px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink-dim);margin-bottom:7px;font-family:'Oswald',sans-serif;}
.form-card input,.form-card select,.form-card textarea{width:100%;background:var(--black);border:1px solid var(--line);border-radius:3px;padding:12px 14px;color:var(--ink);font-family:'Inter',sans-serif;font-size:14px;}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:none;border-color:var(--blue-1);}
.form-card textarea{resize:vertical;min-height:96px;}
.form-field{margin-bottom:14px;}
.form-card .btn{width:100%;justify-content:center;border:none;font-size:14px;margin-top:4px;}
.form-note{font-size:12px;color:var(--ink-dim);margin-top:14px;font-family:'Inter',sans-serif;text-align:center;}
.form-status{font-size:13px;margin-top:14px;text-align:center;font-family:'Inter',sans-serif;display:none;}
.form-status.success{color:#7fe08a;display:block;}
.form-status.error{color:#ff8a8a;display:block;}

/* FLOATING QUOTE BUTTON */
.float-quote{
  position:fixed;right:22px;bottom:22px;z-index:60;
  display:flex;align-items:center;gap:10px;
  background:linear-gradient(180deg,var(--orange-1),var(--orange-2));color:#1a0d02;
  font-family:'Oswald',sans-serif;font-weight:700;font-size:14px;letter-spacing:0.03em;text-transform:uppercase;
  padding:16px 22px;border-radius:30px;border:none;cursor:pointer;
  box-shadow:0 10px 30px rgba(232,89,12,0.35);
  transition:transform .2s ease, box-shadow .2s ease;
}
.float-quote:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(232,89,12,0.45);}
.float-quote svg{width:18px;height:18px;}
@media (max-width:700px){
  .float-quote{right:14px;bottom:66px;padding:13px 18px;font-size:12.5px;}
  body{padding-bottom:52px;}
}

/* QUOTE MODAL */
.quote-modal{position:fixed;inset:0;z-index:70;display:none;align-items:center;justify-content:center;padding:20px;}
.quote-modal.is-open{display:flex;}
.quote-modal .backdrop{position:absolute;inset:0;background:rgba(4,5,7,0.78);backdrop-filter:blur(3px);}
.quote-modal .modal-body{position:relative;z-index:2;width:100%;max-width:480px;background:var(--panel-2);border:1px solid var(--line);border-radius:6px;padding:32px;max-height:88vh;overflow-y:auto;}
.quote-modal .modal-close{position:absolute;top:16px;right:16px;background:none;border:none;color:var(--ink-dim);font-size:22px;cursor:pointer;line-height:1;}
.quote-modal .modal-close:hover{color:var(--orange-1);}
.quote-modal h3{font-size:19px;font-weight:700;margin:0 0 6px;text-transform:none;letter-spacing:normal;font-family:'Inter',sans-serif;}
.quote-modal .modal-sub{font-size:13px;color:var(--ink-dim);margin:0 0 22px;font-family:'Inter',sans-serif;}

/* CALL BAR */
.call-bar{position:fixed;bottom:0;left:0;right:0;z-index:50;background:linear-gradient(180deg,var(--orange-1),var(--orange-2));color:#1a0d02;text-align:center;padding:13px;font-family:'Oswald',sans-serif;font-weight:700;font-size:14px;letter-spacing:0.04em;display:none;}
@media (max-width:700px){.call-bar{display:block;}}

/* FOOTER */
footer{border-top:1px solid var(--line);padding:36px 0;background:var(--black);}
.footer-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.footer-row .nav-brand img{height:30px;}
footer p{font-size:12px;color:var(--steel-dim);margin:0;font-family:'Inter',sans-serif;}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;font-size:12px;color:var(--steel-dim);}
.footer-links a:hover{color:var(--orange-1);}

/* SEO SERVICE PAGE */
.page-hero{padding:150px 0 60px;background:radial-gradient(ellipse 900px 500px at 50% -10%, rgba(13,95,196,0.16), transparent 60%);}
.breadcrumb{font-size:12px;color:var(--ink-dim);margin-bottom:18px;font-family:'Inter',sans-serif;}
.breadcrumb a{color:var(--blue-1);}
.service-detail-grid{display:grid;grid-template-columns:1.3fr 0.7fr;gap:50px;align-items:start;}
@media (max-width:900px){.service-detail-grid{grid-template-columns:1fr;}}
.detail-list{list-style:none;margin:20px 0;padding:0;}
.detail-list li{padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-dim);display:flex;gap:12px;}
.detail-list li::before{content:"✓";color:var(--orange-1);font-weight:700;}
.sidebar-card{background:var(--panel-2);border:1px solid var(--line);border-radius:4px;padding:28px;position:sticky;top:100px;}
.sidebar-card h3{font-size:15px;margin:0 0 14px;font-weight:600;text-transform:none;letter-spacing:normal;font-family:'Inter',sans-serif;}
.sidebar-card .phone-big{font-size:26px;margin:0 0 16px;}
.related-services{display:flex;flex-direction:column;gap:0;margin-top:14px;}
.related-services a{padding:10px 0;border-top:1px solid var(--line);font-size:13.5px;color:var(--ink-dim);font-family:'Inter',sans-serif;}
.related-services a:hover{color:var(--orange-1);}