/* MST Plumbing & Gas Services — stylesheet */

:root{
  --ink:#16202B;
  --ink-soft:#44535F;
  --blue:#0A73C8;
  --blue-deep:#075699;
  --blue-bright:#19A0F0;
  --gold:#F5A300;
  --gold-deep:#C97F00;
  --mist:#EDF3F8;
  --line:#D6E2ED;
  --white:#fff;
  --wrap:1120px;
  --r:6px;
  --shadow:0 2px 10px rgba(11,45,72,.10);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Barlow",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  font-size:17px;
  line-height:1.65;
  color:var(--ink);
  background:var(--white);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue-deep)}
a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:2px}

h1,h2,h3,h4{
  font-family:"Barlow Semi Condensed","Barlow",Arial Narrow,sans-serif;
  font-weight:700;
  line-height:1.1;
  letter-spacing:-.01em;
  margin:0 0 .5em;
}
h1{font-size:clamp(2.1rem,6vw,3.4rem)}
h2{font-size:clamp(1.6rem,4vw,2.3rem)}
h3{font-size:1.25rem}
p{margin:0 0 1.1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.lede{font-size:1.12rem;color:var(--ink-soft)}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:var(--white);
  border-bottom:1px solid var(--line);
}
.head-inner{display:flex;align-items:center;gap:16px;padding:10px 20px;max-width:var(--wrap);margin:0 auto}
.brand{display:flex;align-items:center;flex:0 0 auto;margin-right:auto}
.brand img{width:158px}
.nav{display:none}
.nav a{
  font-family:"Barlow Semi Condensed",sans-serif;
  font-weight:600;font-size:1.06rem;
  color:var(--ink);text-decoration:none;padding:6px 10px;border-radius:var(--r);
}
.nav a:hover,.nav a[aria-current="page"]{background:var(--mist);color:var(--blue-deep)}
.head-call{
  display:none;
  font-family:"Barlow Semi Condensed",sans-serif;font-weight:700;
  background:var(--blue);color:#fff;text-decoration:none;
  padding:9px 16px;border-radius:var(--r);font-size:1.08rem;white-space:nowrap;
}
.head-call:hover{background:var(--blue-deep)}
.menu-btn{
  border:1px solid var(--line);background:var(--white);border-radius:var(--r);
  padding:8px 12px;font:600 15px/1 "Barlow",sans-serif;color:var(--ink);cursor:pointer;
}
.mob-nav{display:none;border-top:1px solid var(--line);background:var(--white);padding:8px 20px 16px}
.mob-nav.open{display:block}
.mob-nav a{display:block;padding:11px 4px;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);font-weight:600}
.mob-nav a:last-child{border-bottom:0}

@media(min-width:960px){
  .nav{display:flex;gap:2px}
  .head-call{display:inline-block}
  .menu-btn{display:none}
  .mob-nav{display:none !important}
  .brand img{width:180px}
}

/* ---------- hero ---------- */
.hero{background:linear-gradient(178deg,var(--mist) 0%,#fff 100%);border-bottom:1px solid var(--line)}
.hero-inner{max-width:var(--wrap);margin:0 auto;padding:34px 20px 38px}
.hero h1{margin-bottom:.35em;max-width:16ch}
.hero .lede{max-width:52ch;margin-bottom:22px}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px;padding:0;list-style:none}
.badges li{
  font-family:"Barlow Semi Condensed",sans-serif;font-weight:600;font-size:1rem;
  background:var(--white);border:1px solid var(--line);border-radius:100px;padding:5px 14px;
}
.badges li b{color:var(--blue-deep)}

/* triage — the thing that makes this site different */
.triage{margin:26px 0 0}
.triage h2{font-size:1.15rem;font-family:"Barlow",sans-serif;font-weight:600;color:var(--ink-soft);margin-bottom:12px}
.triage-grid{display:grid;gap:10px;grid-template-columns:1fr}
.triage-card{
  display:block;text-decoration:none;color:var(--ink);
  background:var(--white);border:2px solid var(--line);border-left:6px solid var(--blue);
  border-radius:var(--r);padding:14px 16px;
}
.triage-card:hover{border-color:var(--blue);border-left-color:var(--blue)}
.triage-card strong{display:block;font-family:"Barlow Semi Condensed",sans-serif;font-size:1.3rem;line-height:1.15}
.triage-card span{font-size:.97rem;color:var(--ink-soft)}
.triage-card.urgent{border-left-color:var(--gold)}
.triage-card.urgent:hover{border-color:var(--gold)}
@media(min-width:760px){.triage-grid{grid-template-columns:repeat(3,1fr)}}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;font-family:"Barlow Semi Condensed",sans-serif;font-weight:700;
  font-size:1.18rem;text-decoration:none;border-radius:var(--r);padding:13px 24px;text-align:center;
}
.btn-call{background:var(--blue);color:#fff}
.btn-call:hover{background:var(--blue-deep)}
.btn-wa{background:#1FA855;color:#fff}
.btn-wa:hover{background:#17853F}
.btn-ghost{background:var(--white);color:var(--blue-deep);border:2px solid var(--blue)}
.btn-ghost:hover{background:var(--mist)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- sections ---------- */
main section{padding:48px 0}
main section:nth-of-type(even){background:var(--mist)}
main section.section-mist{background:var(--mist)}
main section.hero{background:linear-gradient(178deg,var(--mist) 0%,#fff 100%)}
main section.cta-band{background:var(--ink)}
.prose{max-width:70ch}
.prose ul,.prose ol{padding-left:1.2em;margin:0 0 1.2em}
.prose li{margin-bottom:.45em}

.cards{display:grid;gap:16px;grid-template-columns:1fr;margin-top:24px}
@media(min-width:700px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.cards-3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1040px){.cards-4{grid-template-columns:repeat(4,1fr);gap:14px}
.cards-4 .card{padding:18px 16px}
.cards-4 .card h3{font-size:1.15rem}
.cards-4 .card p{font-size:.94rem}}
.card{background:var(--white);border:1px solid var(--line);border-top:4px solid var(--blue);border-radius:var(--r);padding:20px}
.card h3{margin-bottom:.35em}
.card p{font-size:.99rem;color:var(--ink-soft);margin-bottom:.8em}
.card a{font-weight:600;text-decoration:none;border-bottom:2px solid var(--gold)}
.card.gold{border-top-color:var(--gold)}

.split{display:grid;gap:28px;grid-template-columns:1fr;align-items:start}
@media(min-width:900px){.split{grid-template-columns:1.15fr .85fr;gap:44px}}

.panel{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow)}
.panel h3{margin-top:0}
.panel.dark{background:var(--ink);color:#fff;border:0}
.panel.dark h3{color:#fff}
.panel.dark a{color:var(--gold)}

.checks{list-style:none;padding:0;margin:0 0 1.2em}
.checks li{padding-left:28px;position:relative;margin-bottom:.5em}
.checks li::before{
  content:"";position:absolute;left:0;top:.55em;width:14px;height:8px;
  border-left:3px solid var(--blue);border-bottom:3px solid var(--blue);transform:rotate(-45deg);
}

.quals{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.quals li{border-left:3px solid var(--gold);padding:2px 0 2px 12px;font-size:.98rem}
.quals b{font-family:"Barlow Semi Condensed",sans-serif;font-size:1.08rem}

/* areas */
.area-list{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px;margin:0}
.area-list a{
  display:inline-block;background:var(--white);border:1px solid var(--line);
  border-radius:100px;padding:6px 15px;text-decoration:none;font-weight:600;font-size:.98rem;color:var(--ink)
}
.area-list a:hover{border-color:var(--blue);color:var(--blue-deep)}

/* faq */
.faq{max-width:70ch;margin-top:20px}
.faq details{border-bottom:1px solid var(--line);padding:2px 0}
.faq summary{
  cursor:pointer;padding:14px 0;font-family:"Barlow Semi Condensed",sans-serif;
  font-weight:700;font-size:1.2rem;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--blue);font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-bottom:1em}

/* form */
form label{display:block;font-weight:600;margin:0 0 4px;font-size:.97rem}
form input,form select,form textarea{
  width:100%;padding:11px 12px;margin-bottom:14px;font:inherit;font-size:16px;
  border:1px solid var(--line);border-radius:var(--r);background:#fff;color:var(--ink);
}
form input:focus,form select:focus,form textarea:focus{border-color:var(--blue);outline:2px solid rgba(10,115,200,.2)}
form button{
  width:100%;background:var(--blue);color:#fff;border:0;border-radius:var(--r);
  padding:14px;font:700 1.15rem/1 "Barlow Semi Condensed",sans-serif;cursor:pointer;
}
form button:hover{background:var(--blue-deep)}
.form-note{font-size:.88rem;color:var(--ink-soft);margin-top:10px}

/* cta band */
.cta-band{background:var(--ink);color:#fff;padding:42px 0}
.cta-band h2{color:#fff;margin-bottom:.3em}
.cta-band p{color:#C6D4E0;max-width:56ch}

/* breadcrumb */
.crumbs{font-size:.92rem;color:var(--ink-soft);padding:14px 0 0}
.crumbs a{color:var(--ink-soft)}

/* footer */
.site-foot{background:var(--ink);color:#C6D4E0;padding:44px 0 110px;font-size:.96rem}
@media(min-width:960px){.site-foot{padding-bottom:44px}}
.site-foot a{color:#fff;text-decoration:none}
.site-foot a:hover{text-decoration:underline}
.foot-grid{display:grid;gap:28px;grid-template-columns:1fr}
@media(min-width:760px){.foot-grid{grid-template-columns:1.3fr 1fr 1fr}}
.site-foot h4{color:#fff;font-size:1.15rem;margin-bottom:.6em}
.site-foot ul{list-style:none;padding:0;margin:0}
.site-foot li{margin-bottom:6px}
.foot-logo{width:190px;background:transparent;margin-bottom:14px}
.legal{border-top:1px solid #2C3B4A;margin-top:30px;padding-top:18px;font-size:.86rem;color:#93A5B4}

/* sticky mobile call bar */
.callbar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;
  border-top:1px solid rgba(255,255,255,.15);
}
.callbar a{
  flex:1;text-align:center;padding:14px 6px;text-decoration:none;color:#fff;
  font:700 1.12rem/1.1 "Barlow Semi Condensed",sans-serif;
}
.callbar .c{background:var(--blue)}
.callbar .w{background:#1FA855}
@media(min-width:960px){.callbar{display:none}}

@media(prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important}}

/* ============================================================
   Visual layer
   ============================================================ */

body{font-family:"Barlow",system-ui,-apple-system,"Segoe UI",Helvetica,Arial,sans-serif}

/* section headings get a gold rule */
main section > .wrap > h2,
main section > .wrap > .prose > h2:first-of-type{position:relative;padding-top:18px}
main section > .wrap > h2::before{
  content:"";position:absolute;top:0;left:0;width:52px;height:5px;
  background:linear-gradient(90deg,var(--gold),var(--blue));border-radius:3px;
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(170deg,#F4F9FD 0%,#fff 62%)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(900px 420px at 88% -12%, rgba(25,160,240,.16), transparent 62%),
    radial-gradient(600px 300px at 4% 108%, rgba(245,163,0,.12), transparent 60%);
}
.hero-inner{position:relative;display:grid;gap:26px;grid-template-columns:1fr;padding:32px 20px 40px}
.hero h1{margin-bottom:.32em;max-width:15ch;letter-spacing:-.02em}

/* mobile: photo sits below the buttons and triage cards, as a wide band */
.hero-photo{position:relative;order:2}
.hero-shot{margin:0}
.hero-shot img{
  width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:50% 8%;
  border-radius:9px;box-shadow:0 14px 30px -16px rgba(11,45,72,.42);
}
.hero-stamp{
  position:absolute;left:12px;bottom:12px;background:var(--ink);color:#fff;
  padding:9px 14px;border-radius:7px;border-left:5px solid var(--gold);
  box-shadow:0 6px 16px -6px rgba(0,0,0,.5);
}
.hero-stamp b{display:block;font:700 1.08rem/1 "Barlow Semi Condensed",sans-serif}
.hero-stamp span{font-size:.84rem;color:#B9CBDA}
@media(min-width:960px){
  .hero-inner{grid-template-columns:1.12fr .88fr;align-items:center;padding:52px 20px 58px;gap:44px}
  .hero-photo{order:0}
  .hero-shot img{
    aspect-ratio:4/5;object-position:50% 50%;
    box-shadow:0 22px 48px -18px rgba(11,45,72,.42),0 2px 0 #fff;
  }
  .hero-stamp{left:-18px;bottom:24px;padding:12px 18px;border-radius:8px}
  .hero-stamp b{font-size:1.25rem}
  .hero-stamp span{font-size:.92rem}
}

.badges li{box-shadow:0 1px 3px rgba(11,45,72,.06)}

/* triage cards */
.triage-card{
  transition:transform .14s ease,box-shadow .14s ease,border-color .14s ease;
  box-shadow:0 1px 4px rgba(11,45,72,.06);
}
.triage-card:hover{transform:translateY(-2px);box-shadow:0 10px 22px -10px rgba(11,45,72,.3)}

/* ---------- process strip ---------- */
main section.process{background:var(--ink);padding:0}
.steps{
  list-style:none;margin:0;padding:26px 0;display:grid;gap:18px;grid-template-columns:1fr;
  counter-reset:s;
}
@media(min-width:760px){.steps{grid-template-columns:repeat(4,1fr);gap:24px;padding:30px 0}}
.steps li{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;align-items:center;color:#fff}
.steps span{
  grid-row:span 2;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  font:700 1.2rem/1 "Barlow Semi Condensed",sans-serif;color:var(--gold);
}
.steps strong{font:700 1.2rem/1.1 "Barlow Semi Condensed",sans-serif;align-self:end}
.steps em{font-style:normal;font-size:.92rem;color:#A9BECE;align-self:start;line-height:1.3}

/* ---------- cards ---------- */
.card{
  transition:transform .14s ease,box-shadow .14s ease;
  box-shadow:0 1px 3px rgba(11,45,72,.07);
}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 30px -14px rgba(11,45,72,.34)}
.card h3 a{color:var(--ink)}
.card:hover h3 a{color:var(--blue-deep)}

/* ---------- photos ---------- */
.photo{margin:0}
.photo img{border-radius:8px;width:100%;height:auto;background:var(--mist)}
.photo figcaption{font-size:.88rem;color:var(--ink-soft);padding:8px 2px 0;line-height:1.35}
.photo.wide{margin:0 0 26px}
.photo.wide img{aspect-ratio:16/11;object-fit:cover;box-shadow:0 14px 30px -16px rgba(11,45,72,.4)}
.photo.side{margin-top:22px}
.photo.side img{aspect-ratio:3/4;object-fit:cover}

.gallery{display:grid;gap:14px;grid-template-columns:repeat(2,1fr);margin-top:24px}
@media(min-width:820px){.gallery{grid-template-columns:repeat(3,1fr);gap:20px}}
.gallery .photo img{
  aspect-ratio:3/4;object-fit:cover;
  box-shadow:0 2px 8px rgba(11,45,72,.12);
  transition:transform .2s ease,box-shadow .2s ease;
}
.gallery .photo:hover img{transform:scale(1.015);box-shadow:0 16px 32px -16px rgba(11,45,72,.45)}
main section.section-work{background:var(--mist)}

/* ---------- panels & misc ---------- */
.panel{border-top:4px solid var(--blue)}
.quals li{transition:border-color .12s ease}
.area-list a{transition:border-color .12s ease,color .12s ease,background .12s ease}
.area-list a:hover{background:var(--white)}

.btn{transition:transform .12s ease,background .12s ease}
.btn:hover{transform:translateY(-1px)}
.btn-call,.btn-wa{box-shadow:0 6px 16px -8px rgba(11,45,72,.5)}

.cta-band{position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,160,240,.22),transparent 68%);
}
.cta-band .wrap{position:relative}

.callbar a{box-shadow:0 -4px 14px rgba(0,0,0,.18)}

/* ============================================================
   Mobile hero: full-bleed photo behind the copy
   ============================================================ */
@media(max-width:959px){
  .hero{background:var(--ink)}
  .hero::before{display:none}
  .hero-inner{position:relative;padding:30px 20px 34px;min-height:auto}

  .hero-photo{position:absolute;inset:0;order:0;margin:0;z-index:0;overflow:hidden}
  .hero-shot,.hero-shot picture{display:block;height:100%}
  .hero-shot img{
    width:100%;height:100%;border-radius:0;box-shadow:none;
    aspect-ratio:auto;object-fit:cover;object-position:50% 22%;
  }
  .hero-photo::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(9,22,36,.80) 0%,rgba(9,22,36,.70) 42%,rgba(9,22,36,.88) 100%);
  }
  .hero-stamp{display:none}

  .hero-copy{position:relative;z-index:1}
  .hero h1{color:#fff;max-width:18ch;text-shadow:0 1px 14px rgba(0,0,0,.3)}
  .hero .lede{color:#CFDEEB}
  .badges li{
    background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);
    color:#EAF2F8;box-shadow:none;backdrop-filter:blur(2px);
  }
  .badges li b{color:var(--gold)}
  .triage h2{color:#B7CBDA}
  .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
  .btn-ghost:hover{background:rgba(255,255,255,.12)}
}

/* footer: phone and email emphasised */
.foot-contact a.key{
  font-weight:700;
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:2px;
  color:#fff;
  word-break:break-word;
}
.foot-contact a.key:hover{color:var(--gold);text-decoration-color:var(--gold)}