/*
Theme Name: Boiler Engineers
Theme URI: https://boilerengineers.co.za
Author: Boiler Engineers
Description: One-page website for Boiler Engineers South Africa: services, industries, about, training, spares, engineering services and contact.
Version: 1.1.0
Requires at least: 6.0
Requires PHP: 7.4
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: boiler-engineers
*/

:root{
  color-scheme: light;
  /* Palette taken from the Boiler Engineers logo: black wordmark, blue "South Africa" and gauge glass */
  --dark:#14181f;
  --dark-2:#1f2530;
  --steel:#4a5361;
  --plate:#e8ebf0;
  --paper:#f5f6f8;
  --white:#ffffff;
  --ink:#111418;
  --muted:#555d69;
  --line:#d3d8df;
  --blue:#3f64ab;
  --blue-dark:#2f4f8c;
  --blue-light:#8fabea;
  --on-dark:#eceff3;
  --on-dark-muted:#a8b0bd;
  --display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1200px;
  --gutter:clamp(16px,4vw,40px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.02;letter-spacing:.005em;margin:0;text-wrap:balance}
h2{font-size:clamp(34px,5vw,56px);text-transform:uppercase}
h3{font-size:24px;text-transform:uppercase;letter-spacing:.02em}
p{margin:0}
:focus-visible{outline:3px solid var(--blue-light);outline-offset:3px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-dark);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor}
.on-dark .eyebrow{color:var(--blue-light)}
.lede{font-size:19px;color:var(--muted);max-width:62ch}
.on-dark .lede{color:var(--on-dark-muted)}
.section{padding-block:clamp(64px,9vw,120px)}
.stack{display:flex;flex-direction:column;gap:20px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--display);font-weight:600;font-size:19px;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;padding:14px 26px;border:2px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--blue);color:var(--white)}
.btn-primary:hover{background:var(--blue-dark)}
.btn-ghost{border-color:currentColor;color:var(--white);background:transparent}
.btn-ghost:hover{background:var(--white);color:var(--dark);border-color:var(--white)}
.btn-dark{border-color:var(--dark);color:var(--dark);background:transparent}
.btn-dark:hover{background:var(--dark);color:var(--white)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* Header */
.topbar{background:var(--dark);color:var(--on-dark-muted);font-family:var(--mono);font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:8px}
.topbar a{text-decoration:none;color:var(--on-dark)}
.topbar strong{color:var(--blue-light);font-weight:500}
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--white);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:72px}
.brand{display:flex;align-items:center;text-decoration:none;flex:none}
.brand img{height:52px;width:auto}
footer.site .brand img{height:64px}
nav.main ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
nav.main a{display:block;padding:10px 8px;font-family:var(--display);font-weight:600;font-size:16px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;color:var(--dark)}
nav.main a:hover{color:var(--blue-dark)}
.header-cta{padding:10px 14px;font-size:16px;white-space:nowrap}
.menu-toggle{display:none;background:none;border:2px solid var(--dark);color:var(--dark);font-family:var(--display);font-weight:600;font-size:16px;letter-spacing:.08em;text-transform:uppercase;padding:8px 14px;cursor:pointer}
@media (max-width:1200px){
  .header-cta{display:none}
  .menu-toggle{display:block}
  nav.main{position:absolute;left:0;right:0;top:100%;background:var(--white);border-bottom:1px solid var(--line)}
  nav.main ul{flex-direction:column;padding:8px var(--gutter) 16px}
  nav.main a{padding:12px 0;border-bottom:1px solid var(--plate)}
  header.site:not(.open) nav.main{display:none}
}

/* Hero */
.hero{position:relative;background:var(--dark);color:var(--white);overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:60% 40%}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,17,23,.94) 0%,rgba(14,17,23,.8) 45%,rgba(14,17,23,.3) 100%)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:48px;align-items:end;padding-block:clamp(72px,11vw,140px) clamp(56px,8vw,96px)}
.hero h1{font-size:clamp(46px,7.4vw,96px);text-transform:uppercase;letter-spacing:-.005em}
.hero h1 em{font-style:normal;color:var(--blue-light)}
.hero .sub{font-size:clamp(19px,2vw,23px);color:var(--on-dark);max-width:40ch;font-weight:500}
.hero .body{color:var(--on-dark-muted);max-width:58ch}
.hero .tagline{font-family:var(--mono);font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-dark)}

/* Nameplate: the stamped plate riveted to every boiler */
.nameplate{position:relative;background:linear-gradient(135deg,#d7dde2,#b9c3cb 55%,#d0d7dc);color:var(--dark);padding:28px 30px 24px;border:1px solid #9aa7b2;box-shadow:inset 0 1px 0 rgba(255,255,255,.7),0 20px 40px rgba(0,0,0,.35);font-family:var(--mono)}
.nameplate::before,.nameplate::after{content:"";position:absolute;top:10px;width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#f2f4f6,#7d8a95);box-shadow:0 0 0 1px #7d8a95}
.nameplate::before{left:10px}.nameplate::after{right:10px}
.nameplate .rivets-b::before,.nameplate .rivets-b::after{content:"";position:absolute;bottom:10px;width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#f2f4f6,#7d8a95);box-shadow:0 0 0 1px #7d8a95}
.nameplate .rivets-b::before{left:10px}.nameplate .rivets-b::after{right:10px}
.nameplate .plate-title{font-family:var(--display);font-weight:700;text-transform:uppercase;line-height:1.02;font-size:26px;letter-spacing:.14em;text-align:center;border-bottom:2px solid var(--dark);padding-bottom:10px;margin-bottom:6px}
.nameplate dl{margin:0;display:grid;grid-template-columns:auto 1fr;font-size:13.5px}
.nameplate dt,.nameplate dd{margin:0;padding:8px 0;border-bottom:1px dashed rgba(15,34,51,.35)}
.nameplate dt{text-transform:uppercase;letter-spacing:.1em;color:var(--steel);padding-right:16px}
.nameplate dd{font-weight:500;text-align:right;font-variant-numeric:tabular-nums}
.nameplate dl > :nth-last-child(-n+2){border-bottom:0}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.nameplate{max-width:440px}}

/* Intro */
.intro-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,80px);align-items:center}
.photo{position:relative;background:var(--plate)}
.photo img{width:100%;height:100%;object-fit:cover}
.photo figcaption{position:absolute;left:0;bottom:0;background:var(--dark);color:var(--on-dark);font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;padding:8px 12px}
.intro-grid .photo{aspect-ratio:4/3}
@media (max-width:860px){.intro-grid{grid-template-columns:1fr}}

/* Services */
.services{background:var(--white)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 64px;align-items:end;margin-bottom:48px}
@media (max-width:860px){.section-head{grid-template-columns:1fr}}
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:2px solid var(--dark);border-left:1px solid var(--line)}
.service{padding:32px 28px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:14px;background:var(--white);transition:background .2s}
.service:hover{background:var(--paper)}
.service .tag{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.service h3{color:var(--dark)}
.service p{color:var(--muted);font-size:16px}
.service.emergency{background:var(--dark);color:var(--on-dark)}
.service.emergency h3{color:var(--white)}
.service.emergency p{color:var(--on-dark-muted)}
.service.emergency .tag{color:var(--blue-light)}
.service.emergency a{color:var(--blue-light);font-family:var(--mono);font-weight:500;text-decoration:none}
@media (max-width:960px){.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.service-grid{grid-template-columns:1fr}}

/* Emergency strip */
.strip{background:var(--blue);color:var(--white)}
.strip .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 32px;padding-block:28px}
.strip p{font-family:var(--display);font-weight:700;font-size:clamp(24px,3.2vw,34px);text-transform:uppercase;line-height:1.05}
.strip .num{font-family:var(--mono);font-size:clamp(18px,2.2vw,22px);font-weight:500;text-decoration:none;border:2px solid var(--white);padding:10px 18px;white-space:nowrap}
.strip .num:hover{background:var(--white);color:var(--blue-dark)}
.strip{background:var(--blue-dark)}

/* Industries */
.industries{background:var(--dark);color:var(--on-dark)}
.industries h2{color:var(--white)}
.ind-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,72px);align-items:start}
.ind-grid .photo{aspect-ratio:3/4;background:var(--dark-2)}
.ind-list{list-style:none;margin:32px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid rgba(255,255,255,.18)}
.ind-list li{padding:16px 0;border-bottom:1px solid rgba(255,255,255,.18);font-family:var(--display);font-weight:600;font-size:22px;letter-spacing:.03em;text-transform:uppercase;display:flex;gap:14px;align-items:baseline}
.ind-list li:nth-child(odd){padding-right:20px}
.ind-list li::before{content:"";flex:none;width:8px;height:8px;background:var(--blue);transform:translateY(-3px)}
@media (max-width:860px){.ind-grid{grid-template-columns:1fr}.ind-grid .photo{aspect-ratio:4/3}}
@media (max-width:520px){.ind-list{grid-template-columns:1fr}.ind-list li:nth-child(odd){padding-right:0}}

/* Why */
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:0;border-top:2px solid var(--dark)}
.why{padding:28px 24px 8px 0;display:flex;flex-direction:column;gap:12px}
.why .big{font-family:var(--display);font-weight:700;font-size:54px;line-height:1;color:var(--blue-dark);font-variant-numeric:tabular-nums}
.why h3{font-size:22px;color:var(--dark)}
.why p{color:var(--muted);font-size:16px}

/* About */
.about{background:var(--plate)}
.about-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,80px);align-items:center}
.about-grid .photo{aspect-ratio:3/4}
.creds{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:8px}
.cred{background:var(--white);border:1px solid var(--line);padding:18px 16px}
.cred b{display:block;font-family:var(--display);font-size:28px;color:var(--dark);line-height:1;text-transform:uppercase}
.cred span{font-size:14px;color:var(--muted);display:block;margin-top:6px;line-height:1.4}
.philosophy{border-left:3px solid var(--blue);padding-left:20px;font-size:19px;color:var(--ink);max-width:60ch}
@media (max-width:860px){.about-grid{grid-template-columns:1fr}.about-grid .photo{aspect-ratio:4/3}}
@media (max-width:560px){.creds{grid-template-columns:1fr}}

/* Training */
.training{background:var(--white)}
.courses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.course{border:1px solid var(--line);background:var(--paper);display:grid;grid-template-columns:92px 1fr}
.course .days{background:var(--dark);color:var(--white);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:18px 8px;text-align:center}
.course .days b{font-family:var(--display);font-size:52px;line-height:.9}
.course .days span{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-muted)}
.course .txt{padding:22px 24px;display:flex;flex-direction:column;gap:10px}
.course h3{color:var(--dark);font-size:23px}
.course h3 small{display:block;font-family:var(--mono);font-size:12px;font-weight:400;letter-spacing:.12em;color:var(--blue-dark);margin-bottom:4px}
.course p{color:var(--muted);font-size:15.5px}
.training-band{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,64px);align-items:start;margin-bottom:48px}
.training-band .photo{aspect-ratio:4/3}
.audience{display:flex;flex-wrap:wrap;gap:8px}
.audience span{font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--steel);color:var(--steel);padding:6px 10px}
@media (max-width:860px){.courses,.training-band{grid-template-columns:1fr}}

/* Spares */
.spares{background:var(--dark);color:var(--on-dark);position:relative;overflow:hidden}
.spares h2{color:var(--white)}
.spares-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,72px);align-items:center}
.spares .photo{aspect-ratio:16/10;background:var(--dark-2)}
.parts{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;font-family:var(--mono);font-size:15px}
.parts li{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.16);display:flex;gap:12px}
.parts li span{color:var(--blue-light);font-variant-numeric:tabular-nums}
@media (max-width:860px){.spares-grid{grid-template-columns:1fr}}
@media (max-width:460px){.parts{grid-template-columns:1fr}}

/* Engineering services */
.eng-hero{position:relative;aspect-ratio:8/3;max-height:420px;width:100%;overflow:hidden;background:var(--dark)}
.eng-hero img{width:100%;height:100%;object-fit:cover;object-position:70% 50%}
@media (max-width:700px){.eng-hero{aspect-ratio:16/10}}
.caps{columns:3 240px;column-gap:40px;list-style:none;padding:0;margin:0}
.caps li{break-inside:avoid;padding:12px 0;border-bottom:1px solid var(--line);font-weight:500;color:var(--dark);display:flex;gap:12px;align-items:baseline}
.caps li::before{content:"";flex:none;width:7px;height:7px;border:2px solid var(--blue);transform:translateY(-2px) rotate(45deg)}

/* Contact */
.contact{background:var(--white)}
.contact-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,72px);align-items:start}
.contact-card{background:var(--dark);color:var(--on-dark);padding:32px;display:flex;flex-direction:column;gap:22px}
.contact-card h3{color:var(--white)}
.contact-card address{font-style:normal;font-size:17px;line-height:1.55}
.contact-lines{display:grid;gap:0}
.contact-lines a,.contact-lines div{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid rgba(255,255,255,.16);text-decoration:none;flex-wrap:wrap}
.contact-lines .k{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-muted)}
.contact-lines .v{font-family:var(--mono);font-weight:500;color:var(--white);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.contact-lines a:hover .v{color:var(--blue-light)}
.map-link{font-family:var(--mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-light)}
form.quote{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
form.quote .full{grid-column:1/-1}
form.quote label{display:flex;flex-direction:column;gap:6px;font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
form.quote input,form.quote select,form.quote textarea{font:inherit;font-family:var(--body);font-size:16px;letter-spacing:0;text-transform:none;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-bottom:2px solid var(--steel);padding:12px 14px;border-radius:0;width:100%}
form.quote textarea{min-height:130px;resize:vertical}
form.quote input:focus,form.quote select:focus,form.quote textarea:focus{outline:none;border-bottom-color:var(--blue);background:var(--white)}
.form-note{font-size:14px;color:var(--muted)}
.form-status{font-size:15px;color:var(--dark);background:var(--plate);padding:12px 14px}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:520px){form.quote{grid-template-columns:1fr}}

/* Closing CTA */
.closing{background:var(--blue);color:var(--white)}
.closing .btn-primary{background:var(--white);color:var(--blue-dark)}
.closing .btn-primary:hover{background:var(--dark);color:var(--white)}
.closing .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px 48px;align-items:center;padding-block:clamp(48px,7vw,80px)}
.closing h2{color:var(--white)}
.closing p{color:var(--on-dark);max-width:60ch;margin-top:12px}
@media (max-width:860px){.closing .wrap{grid-template-columns:1fr}}

footer.site{background:#0d1015;color:var(--on-dark-muted);font-size:14px}
footer.site .wrap{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding-block:48px 32px}
footer.site .foot-title{font-family:var(--mono);font-weight:500;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark);margin:0 0 12px}
footer.site ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
footer.site a{text-decoration:none}
footer.site a:hover{color:var(--white)}
footer.site .legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:var(--mono);font-size:12px}
@media (max-width:760px){footer.site .wrap{grid-template-columns:1fr}}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* WordPress admin bar and standard page content */
.admin-bar header.site{top:calc(32px + env(safe-area-inset-top,0px))}
@media (max-width:782px){.admin-bar header.site{top:calc(46px + env(safe-area-inset-top,0px))}}
@media (max-width:600px){.admin-bar header.site{top:env(safe-area-inset-top,0px)}}
.page-content{max-width:780px}
.page-content h1{font-size:clamp(38px,5vw,56px);text-transform:uppercase;margin-bottom:24px}
.page-content h2{font-size:clamp(28px,3.5vw,38px);margin:40px 0 12px}
.page-content p,.page-content ul,.page-content ol{margin:0 0 18px}
.page-content a{color:var(--blue-dark)}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px)}