/* CINDERHOLT — layout. Structure follows the reference fire testing laboratory:
   navy header sitting directly on a full-bleed navy hero, hero split left copy /
   right rounded photograph, cyan eyebrow above a condensed dark heading, a vertical
   tab column with the panel to its right, a cyan client band, three-up "what we do",
   photographic CTA wash and a deep navy footer. Display type is condensed uppercase. */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Segoe UI",Roboto,"Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:16px;line-height:1.68;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-mid)}
h1,h2,h3{margin:0 0 14px;line-height:1.14;color:var(--ink)}
h1,h2{font-family:"Arial Narrow","Liberation Sans Narrow","Franklin Gothic Condensed",Impact,sans-serif;
  font-weight:700;text-transform:uppercase;letter-spacing:.02em}
h1{font-size:52px}h2{font-size:34px}
h3{font-size:19px;font-weight:600}
p{margin:0 0 16px}

/* ---- header sits on the hero ---- */
.site-header{position:relative;z-index:5}
.header-inner{max-width:1220px;margin:0 auto;padding:20px 24px;display:flex;align-items:center;
  justify-content:space-between;gap:26px;flex-wrap:wrap}
.header-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo-mark{color:var(--cyan);display:flex}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;color:#fff;
  font-size:26px;letter-spacing:.1em;text-transform:uppercase}
.logo-text em{color:var(--cyan);font-size:10.5px;font-style:normal;letter-spacing:.17em;text-transform:uppercase}
.header-nav{display:flex;flex-wrap:wrap;gap:24px}
.nav-link{color:#fff;text-decoration:none;font-size:13.5px;letter-spacing:.09em;text-transform:uppercase;
  padding:4px 0;border-bottom:2px solid transparent}
.nav-link:hover,.nav-link.is-active{color:var(--cyan);border-bottom-color:var(--cyan)}

/* ---- hero ---- */
.hero-inner{max-width:1220px;margin:0 auto;padding:40px 24px 80px;display:grid;
  grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:56px;align-items:center}
.hero h1{color:#fff;font-size:56px;max-width:14ch;margin-bottom:22px}
.hero-lead{color:#cfe0ee;font-size:17px;max-width:52ch;margin-bottom:26px}
.hero-touch{font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;color:var(--cyan);
  font-size:22px;letter-spacing:.06em;text-transform:uppercase;margin:0 0 6px}
.hero-mail{margin:0;font-size:15.5px}
.hero-mail a{color:#cfe0ee;text-decoration:none;border-bottom:1px solid rgba(207,224,238,.4)}
.hero-mail a:hover{color:#fff}
.hero-media img{width:100%;height:430px;object-fit:cover;border-radius:14px}

/* ---- eyebrow band ---- */
.eb-inner{max-width:1220px;margin:0 auto;padding:56px 24px 40px;text-align:center}
.eb-label{display:block;font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;
  color:var(--cyan-deep);font-size:14px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:10px}
.eb-inner h2{font-size:32px;margin-bottom:24px}
.eb-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.eb-list li{border:1px solid var(--rule);background:var(--white);color:var(--body);padding:9px 18px;
  font-size:13.5px;letter-spacing:.05em}

/* ---- vertical tabs (CSS only) ---- */
.tabs-inner{max-width:1220px;margin:0 auto;padding:56px 24px 62px}
.tabs{display:grid;grid-template-columns:300px minmax(0,1fr);gap:0;align-items:start}
.tabs input{position:absolute;opacity:0;pointer-events:none}
.tab-label{grid-column:1;display:block;padding:15px 20px;font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;
  font-size:16px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink);cursor:pointer;
  border-bottom:1px solid var(--panel-mid);background:var(--white)}
.tab-label:hover{color:var(--navy)}
.tab-panels{grid-column:2;grid-row:1 / span 99;background:var(--white);padding:34px 38px;min-height:100%}
.tab-panel{display:none}
.tp-std{display:inline-block;font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan-deep);margin-bottom:9px}
.tab-panel h3{font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;font-size:27px;
  text-transform:uppercase;letter-spacing:.02em;color:var(--navy);margin-bottom:12px}
.tp-list{list-style:none;margin:16px 0 18px;padding:0}
.tp-list li{position:relative;padding:8px 0 8px 22px;font-size:15px;border-bottom:1px dotted var(--rule)}
.tp-list li::before{content:"";position:absolute;left:2px;top:16px;width:9px;height:2px;background:var(--cyan)}
#tt0:checked ~ .tab-panels .tab-panel:nth-child(1),
#tt1:checked ~ .tab-panels .tab-panel:nth-child(2),
#tt2:checked ~ .tab-panels .tab-panel:nth-child(3),
#tt3:checked ~ .tab-panels .tab-panel:nth-child(4),
#tt4:checked ~ .tab-panels .tab-panel:nth-child(5),
#tt5:checked ~ .tab-panels .tab-panel:nth-child(6),
#tt6:checked ~ .tab-panels .tab-panel:nth-child(7),
#tt7:checked ~ .tab-panels .tab-panel:nth-child(8),
#tt8:checked ~ .tab-panels .tab-panel:nth-child(9){display:block}
#tt0:checked ~ label[for=tt0],#tt1:checked ~ label[for=tt1],#tt2:checked ~ label[for=tt2],
#tt3:checked ~ label[for=tt3],#tt4:checked ~ label[for=tt4],#tt5:checked ~ label[for=tt5],
#tt6:checked ~ label[for=tt6],#tt7:checked ~ label[for=tt7],#tt8:checked ~ label[for=tt8]{
  background:var(--navy);color:#fff}
.tabs input:focus-visible + .tab-label{outline:3px solid var(--cyan);outline-offset:-3px}
.link-cy{color:var(--cyan-deep);text-decoration:none;font-size:14.5px;letter-spacing:.04em;
  border-bottom:1px solid currentColor}
.link-cy::after{content:" \2192"}

/* ---- cyan band ---- */
.cyan-inner{max-width:1220px;margin:0 auto;padding:38px 24px;display:grid;
  grid-template-columns:minmax(0,3fr) minmax(0,8fr);gap:38px;align-items:center}
.cy-label{display:block;font-size:11.5px;letter-spacing:.15em;text-transform:uppercase;color:rgba(4,29,56,.62)}
.cyan-head h2{color:var(--navy-deep);font-size:30px;margin:4px 0 0}
.cyan-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px 26px}
.cyan-list li{color:var(--navy-deep);font-size:15px;padding-left:18px;position:relative}
.cyan-list li::before{content:"";position:absolute;left:0;top:11px;width:9px;height:2px;background:var(--navy-deep)}

/* ---- what we do ---- */
.what-inner{max-width:1220px;margin:0 auto;padding:62px 24px}
.what-inner h2{text-align:center;font-size:32px;margin-bottom:34px}
.what-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.what-grid h3{color:var(--navy);font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;
  font-size:22px;text-transform:uppercase;letter-spacing:.04em}
.what-grid p{font-size:15.5px;margin:0}

/* ---- notes ---- */
.notes-section{padding:20px 0 66px}
.notes-head{max-width:1220px;margin:0 auto;padding:0 24px 28px}
.notes-head h2{font-size:30px}
.notes-head p{max-width:74ch}
.notes-grid{max-width:1220px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.note-thumb{width:100%;height:160px;object-fit:cover;margin-bottom:14px}
.note-cat{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan-deep);margin-bottom:7px}
.note-card h3{font-size:16.5px;line-height:1.34;margin-bottom:8px}
.note-card p{font-size:14px;margin-bottom:9px}
.note-date{font-size:12.5px;color:#8b96a1}

/* ---- photo CTA ---- */
.cta-photo{background-size:cover;background-position:center;text-align:center}
.ctap-inner{max-width:760px;margin:0 auto;padding:78px 24px}
.ctap-inner h2{color:#fff;font-size:34px}
.ctap-inner p{color:#cfe0ee;font-size:16.5px;margin-bottom:26px}
.btn{display:inline-block;padding:14px 30px;font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;
  font-size:15px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;border:2px solid transparent;
  cursor:pointer;border-radius:3px}
.btn-cyan{background:var(--cyan);color:var(--navy-deep);border-color:var(--cyan)}
.btn-cyan:hover{background:var(--cyan-deep);border-color:var(--cyan-deep);color:#fff}

/* ---- faq ---- */
.faqb-inner{max-width:900px;margin:0 auto;padding:62px 24px}
.faqb-inner h2{text-align:center;font-size:30px;margin-bottom:26px}
.faq-item{border-bottom:1px solid var(--rule)}
.faq-item summary{padding:18px 0;font-size:16.5px;color:var(--ink);cursor:pointer;list-style:none;
  position:relative;padding-right:36px;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:6px;top:16px;font-size:21px;color:var(--cyan-deep)}
.faq-item[open] summary::after{content:"\2212"}
.faq-answer{padding:0 0 18px}
.faq-answer p{margin:0;font-size:15.5px}
.faq-more{text-align:center;margin-top:26px}

/* ---- inner page hero ---- */
.page-hero-inner{max-width:1220px;margin:0 auto;padding:50px 24px 56px}
.crumb{font-size:11.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--cyan);margin:0 0 13px}
.page-hero h1{color:#fff;font-size:40px;max-width:22ch}
.page-lead{color:#cfe0ee;font-size:17.5px;max-width:68ch;margin:0}

/* ---- test blocks ---- */
.test-wrap{max-width:1220px;margin:0 auto;padding:62px 24px 26px}
.test-block{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:44px;align-items:start;
  padding-bottom:50px;margin-bottom:50px;border-bottom:1px solid var(--rule)}
.test-block:last-child{border-bottom:0}
.tb-media img{width:100%;height:300px;object-fit:cover;border-radius:10px}
.tb-std{display:inline-block;font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan-deep);margin-bottom:8px}
.tb-text h2{font-size:29px;color:var(--navy)}
.tb-blurb{font-size:16.5px;color:var(--ink)}
.tb-list{list-style:none;margin:18px 0 0;padding:0}
.tb-list li{position:relative;padding:8px 0 8px 22px;font-size:15px;border-bottom:1px dotted var(--rule)}
.tb-list li::before{content:"";position:absolute;left:2px;top:16px;width:9px;height:2px;background:var(--cyan)}

/* ---- cta strip ---- */
.ctas-inner{max-width:1220px;margin:0 auto;padding:34px 24px;display:flex;align-items:center;
  justify-content:space-between;gap:22px;flex-wrap:wrap}
.ctas-inner p{margin:0;color:#fff;font-size:21px}

/* ---- tables ---- */
.table-section{max-width:1220px;margin:0 auto;padding:58px 24px 24px}
.table-scroll{overflow-x:auto}
.std-table{width:100%;border-collapse:collapse;min-width:680px}
.std-table th{background:var(--navy);color:#fff;text-align:left;padding:14px 16px;font-size:12px;
  letter-spacing:.11em;text-transform:uppercase}
.std-table td{padding:14px 16px;border-bottom:1px solid var(--rule);font-size:15px;vertical-align:top}
.std-table tbody tr:nth-child(even){background:var(--panel)}
.table-note{max-width:78ch;margin:20px 0 0;font-size:14.5px}

/* ---- split ---- */
.split{max-width:1220px;margin:0 auto;padding:48px 24px;display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:50px;align-items:center}
.split-rev .split-text{order:2}
.split-media img{width:100%;height:330px;object-fit:cover;border-radius:10px}
.split-text h2{font-size:29px;color:var(--navy)}

/* ---- classification cards ---- */
.class-grid-section{padding:58px 0 20px}
.class-grid{max-width:1220px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.class-card{border-top:4px solid var(--cyan);background:var(--panel);padding:26px 24px}
.cc-tag{display:inline-block;font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;
  font-size:26px;letter-spacing:.06em;color:var(--navy);margin-bottom:8px}
.class-card h2{font-size:19px;letter-spacing:.01em}
.class-card p{font-size:14.5px;margin:0}

/* ---- facility ---- */
.fac-grid-section{padding:58px 0 20px}
.fac-grid{max-width:1220px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(2,1fr);gap:34px}
.fac-card img{width:100%;height:250px;object-fit:cover;border-radius:10px;margin-bottom:18px}
.fac-card h2{font-size:24px;color:var(--navy)}
.fac-card p{font-size:15.5px;margin:0}

/* ---- note band / stats ---- */
.note-inner{max-width:1220px;margin:0 auto;padding:56px 24px}
.note-inner h2{text-align:center;font-size:30px;margin-bottom:32px}
.note-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.note-grid-3{grid-template-columns:repeat(3,1fr)}
.note-grid h3{color:var(--navy);font-size:17px}
.note-grid p{font-size:14.5px;margin:0}
.stats-inner{max-width:1220px;margin:0 auto;padding:44px 24px;display:grid;grid-template-columns:repeat(4,1fr);
  gap:22px;text-align:center}
.stat-n{display:block;font-family:"Arial Narrow","Liberation Sans Narrow",Impact,sans-serif;font-size:38px;
  color:#fff;letter-spacing:.03em}
.stat-l{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-top:7px}

/* ---- prose / legal ---- */
.prose-inner,.legal-inner{max-width:820px;margin:0 auto;padding:60px 24px}
.prose-inner h2,.legal-inner h2{font-size:25px;color:var(--navy);margin-top:36px}
.prose-inner h2:first-child,.legal-inner h2:first-child{margin-top:0}
.legal-inner h3{font-size:17px;margin-top:22px}
.prose-inner p{font-size:16.5px}
.legal-inner p{font-size:15.5px}
.muted{color:#8b96a1;font-size:14.5px}

/* ---- contact / form ---- */
.contact-section{padding:58px 0 18px}
.contact-grid{max-width:1220px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(2,1fr);gap:34px}
.contact-card{border:1px solid var(--rule);padding:32px}
.contact-card h2{font-size:22px;color:var(--navy)}
.contact-address{font-style:normal;font-size:15.5px;line-height:1.7;margin-bottom:16px}
.check-list{list-style:none;margin:0;padding:0}
.check-list li{position:relative;padding:9px 0 9px 26px;font-size:15px;border-bottom:1px solid var(--panel-mid)}
.check-list li::before{content:"\2713";position:absolute;left:2px;top:9px;color:var(--cyan-deep)}
.form-inner{max-width:1220px;margin:0 auto;padding:56px 24px 70px;display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:46px}
.form-text h2{font-size:26px;color:var(--navy)}
.enquiry-form{background:var(--panel);padding:32px;border-top:4px solid var(--cyan)}
.enquiry-form label{display:block;font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--navy);font-weight:600;margin-bottom:17px}
.enquiry-form input,.enquiry-form textarea{display:block;width:100%;margin-top:7px;padding:11px 13px;
  border:1px solid var(--rule);border-radius:3px;font-family:inherit;font-size:15px;color:var(--ink);
  text-transform:none;letter-spacing:normal;font-weight:400;background:#fff}
.enquiry-form input:focus,.enquiry-form textarea:focus{outline:2px solid var(--cyan-deep);border-color:var(--cyan-deep)}
.field-row{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form-note{font-size:13px;color:#8b96a1;margin:14px 0 0;text-transform:none;letter-spacing:normal;font-weight:400}

/* ---- blog list ---- */
.article-list-section{padding:58px 0 30px}
.article-list{max-width:1220px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(2,1fr);gap:30px}

/* ---- footer ---- */
.site-footer{margin-top:0}
.footer-nav-inner{max-width:1220px;margin:0 auto;padding:56px 24px 42px;display:grid;
  grid-template-columns:minmax(0,3fr) repeat(4,minmax(0,2fr));gap:36px}
.foot-mark{color:var(--cyan);display:block;margin-bottom:14px}
.foot-brand p{font-size:14px;color:#8fa3b6;max-width:38ch;margin:0}
.foot-col h3{color:#fff;font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;margin-bottom:15px}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:9px}
.foot-col a{color:#a9bccd;text-decoration:none;font-size:14.5px}
.foot-col a:hover{color:var(--cyan)}
.foot-address{font-style:normal;font-size:14.5px;color:#a9bccd;line-height:1.75}
.foot-address a{color:#a9bccd}
.footer-col-title{color:#fff;font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;margin-bottom:15px}
.footer-link{display:block;margin-bottom:9px;color:#a9bccd;text-decoration:none;font-size:14.5px}
.footer-link:hover{color:var(--cyan)}
/* footer-inner / footer-bottom stay a plain centred copyright strip for the article template */
.footer-inner{max-width:1220px;margin:0 auto;padding:20px 24px;text-align:center;
  border-top:1px solid rgba(255,255,255,.13)}
.footer-bottom{display:block;font-size:12.5px;color:#7e93a6;line-height:1.9}
.footer-bottom span{display:block}

/* ---- responsive ---- */
@media (max-width:1080px){
  .notes-grid{grid-template-columns:repeat(2,1fr)}
  .class-grid{grid-template-columns:repeat(2,1fr)}
  .note-grid,.note-grid-3{grid-template-columns:repeat(2,1fr)}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:28px}
  .footer-nav-inner{grid-template-columns:repeat(2,1fr)}
  .cyan-inner{grid-template-columns:1fr;gap:20px}
  .cyan-list{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  h1{font-size:33px}.hero h1{font-size:34px}.page-hero h1{font-size:29px}
  .hero-inner{grid-template-columns:1fr;gap:32px;padding:26px 22px 58px}
  .hero-media img{height:280px}
  /* tabs collapse to stacked labels + all panels shown in order */
  .tabs{grid-template-columns:1fr}
  .tab-label{grid-column:1}
  .tab-panels{grid-column:1;grid-row:auto;padding:26px 22px}
  .tab-panel{display:block;border-bottom:1px solid var(--panel-mid);padding-bottom:22px;margin-bottom:22px}
  .tab-panel:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
  .tab-label{display:none}
  .what-grid,.fac-grid,.test-block,.split,.contact-grid,.form-inner,.article-list{grid-template-columns:1fr;gap:28px}
  .split-rev .split-text{order:0}
  .tb-media img,.split-media img{height:230px}
}
@media (max-width:560px){
  .notes-grid,.class-grid,.note-grid,.note-grid-3,.stats-inner,.cyan-list,
  .footer-nav-inner,.field-row{grid-template-columns:1fr}
  .header-nav{gap:14px}
  .hero h1{font-size:28px}
  .eb-list{gap:8px}
}