:root{
  --brand:#7b263a;
  --brand-dark:#5f1c2c;
  --ink:#121a22;
  --ink-soft:#202a34;
  --muted:#66717b;
  --white:#fff;
  --off:#f6f7f8;
  --line:#e4e7e9;
  --shadow:0 20px 55px rgba(19,27,35,.11);
  --ease:cubic-bezier(.22,.61,.36,1);
  --max:1240px;
  --header-offset:128px;
  --nav-offset:87px;
  --subnav-height:50px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Manrope",Arial,sans-serif;
  color:var(--ink);
  background:var(--off);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit}

/* Global gutters: fixed padding, never a thin vw sliver */
.wrap{width:min(var(--max),100% - 48px);margin-inline:auto}

/* Anchor targets clear the sticky header */
[id]{scroll-margin-top:var(--header-offset)}
#solutions,#process,#datasheets,#accreditations,#projects,#faq{
  scroll-margin-top:calc(var(--header-offset) + 58px);
}

/* Keyboard access */
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--brand);color:#fff;padding:12px 18px;border-radius:4px;
  font-weight:800;transition:top .2s ease;
}
.skip-link:focus{top:14px}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:3px solid var(--brand);
  outline-offset:3px;
  border-radius:3px;
}

/* TOP BAR */
.topbar{background:#0f151b;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.topbar .wrap{
  min-height:46px;
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;padding-block:7px;
}
.topbar-note{
  display:flex;align-items:center;gap:10px;
  color:#dce2e7;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
}
.topbar-note svg{width:15px;height:15px;color:#c86a80;flex:0 0 15px}
.topbar-contact{display:flex;align-items:center;gap:26px}
.topbar-contact a{
  display:flex;align-items:center;gap:9px;
  color:#fff;font-size:15px;font-weight:700;position:relative;
}
.topbar-contact a::after{
  content:"";position:absolute;left:26px;right:0;bottom:-3px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.topbar-contact a:hover::after,.topbar-contact a:focus-visible::after{transform:scaleX(1)}
.topbar-contact svg{width:17px;height:17px;color:#c86a80}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(18,26,34,.08);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.scrolled{background:rgba(255,255,255,.99);box-shadow:0 10px 35px rgba(17,24,31,.12)}
.nav-row{
  min-height:86px;
  display:flex;align-items:center;justify-content:space-between;gap:34px;
}
.brand{display:inline-flex}
.brand img{width:294px;height:73px;transition:transform .3s var(--ease)}
.brand:hover img{transform:translateY(-1px)}
.desktop-nav{
  display:flex;align-items:center;gap:24px;margin-left:auto;
  font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;
  white-space:nowrap;
}
.desktop-nav>.quote-btn{margin-left:18px}
.desktop-nav>a:not(.quote-btn),.desktop-nav .nav-item>a{position:relative;padding:12px 0}
.desktop-nav>a:not(.quote-btn)::after,.desktop-nav .nav-item>a::after{
  content:"";position:absolute;left:0;bottom:5px;width:100%;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.desktop-nav>a:hover::after,.desktop-nav .nav-item>a:hover::after,
.desktop-nav>a:focus-visible::after,.desktop-nav .nav-item>a:focus-visible::after,
.desktop-nav>a.active::after,.desktop-nav .nav-item>a.active::after{transform:scaleX(1)}

.nav-item.has-dropdown{position:relative;display:flex;align-items:center;gap:2px}
.dropdown-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;padding:0;border:0;background:none;color:var(--ink);cursor:pointer;
}
.dropdown-chevron{width:12px;height:12px;transition:transform .25s var(--ease)}
.nav-item.has-dropdown.is-open .dropdown-chevron,
.nav-item.has-dropdown:hover .dropdown-chevron,
.nav-item.has-dropdown:focus-within .dropdown-chevron{transform:rotate(180deg)}

.dropdown-menu{
  position:absolute;top:100%;left:0;margin-top:12px;min-width:230px;
  background:#fff;border:1px solid var(--line);border-radius:8px;
  box-shadow:0 18px 40px rgba(17,24,31,.16);
  padding:8px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .2s ease,transform .2s var(--ease),visibility 0s linear .2s;
  z-index:60;
}
.nav-item.has-dropdown.is-open .dropdown-menu,
.nav-item.has-dropdown:hover .dropdown-menu,
.nav-item.has-dropdown:focus-within .dropdown-menu{
  opacity:1;visibility:visible;transform:translateY(0);
  transition:opacity .2s ease,transform .2s var(--ease);
}
.dropdown-menu a{
  display:block;padding:11px 12px;border-radius:5px;
  font-size:13.5px;font-weight:700;text-transform:none;letter-spacing:0;
  color:var(--ink-soft);white-space:nowrap;
}
.dropdown-menu a::after{display:none}
.dropdown-menu a:hover,.dropdown-menu a:focus-visible{background:rgba(123,38,58,.06);color:var(--brand)}

/* Mobile nested submenu */
.mobile-nav-item{border-bottom:1px solid var(--line)}
.mobile-nav-item-row{display:flex;align-items:center;justify-content:space-between}
.mobile-nav-item-row a{border-bottom:0;flex:1}
.mobile-dropdown-toggle{
  width:40px;height:40px;flex:0 0 40px;border:0;background:none;color:var(--ink);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.mobile-dropdown-toggle svg{width:16px;height:16px;transition:transform .25s var(--ease)}
.mobile-dropdown-toggle.is-open svg{transform:rotate(180deg)}
.mobile-dropdown{display:grid;gap:2px;padding:0 0 14px 16px}
.mobile-dropdown a{padding:10px 0;border-bottom:0;font-weight:700;font-size:14px;color:var(--muted)}
.mobile-dropdown a:hover{color:var(--brand)}

.quote-btn,.button{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;
  background:var(--brand);color:#fff;border:1px solid var(--brand);border-radius:4px;
  font-weight:800;cursor:pointer;white-space:nowrap;flex:0 0 auto;
  box-shadow:0 12px 24px rgba(123,38,58,.20);
  transition:transform .28s var(--ease),background .28s ease,box-shadow .28s ease;
}
.button{padding:23px 24px}
.quote-btn{padding:14px 26px}
.quote-btn::after,.button::after{
  content:"→";
  font-size:18px;line-height:1;
  transition:transform .28s var(--ease);
}
.quote-btn:hover,.button:hover{
  background:var(--brand-dark);transform:translateY(-3px);
  box-shadow:0 18px 34px rgba(123,38,58,.26);
}
.quote-btn:hover::after,.button:hover::after{transform:translateX(4px)}
.button.outline{color:#fff;background:transparent;border-color:rgba(255,255,255,.7);box-shadow:none}
.button.outline::after{content:"↓"}
.button.outline:hover{background:rgba(255,255,255,.08);border-color:#fff;transform:translateY(-3px)}
.button.outline:hover::after{transform:translateY(3px)}
.button.white{background:#fff;color:var(--brand);border-color:#fff;box-shadow:none}
.button.white:hover{background:#f4f4f4}

.menu-toggle{
  display:none;width:46px;height:46px;
  border:1px solid var(--line);background:#fff;border-radius:4px;
  align-items:center;justify-content:center;cursor:pointer;
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  display:block;width:22px;height:2px;background:var(--ink);position:relative;transition:.3s ease;
}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0}
.menu-toggle span::before{top:-7px}
.menu-toggle span::after{top:7px}

/* HOMEPAGE SUB-NAV */
.sub-nav{
  position:fixed;left:0;right:0;top:var(--nav-offset);z-index:45;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 6px 18px rgba(17,24,31,.06);
  transform:translateY(-10px);opacity:0;visibility:hidden;pointer-events:none;
  transition:transform .3s var(--ease),opacity .3s ease,visibility 0s linear .3s;
}
.sub-nav.is-visible{
  transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto;
  transition:transform .3s var(--ease),opacity .3s ease;
}
.sub-nav-inner{
  display:flex;align-items:center;gap:6px;
  height:var(--subnav-height);
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  scrollbar-width:none;-ms-overflow-style:none;
}
.sub-nav-inner::-webkit-scrollbar{display:none}
.sub-nav a{
  flex:0 0 auto;padding:9px 15px;border-radius:99px;
  font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;
  color:var(--muted);white-space:nowrap;
  transition:background .25s ease,color .25s ease;
}
.sub-nav a:hover,.sub-nav a:focus-visible{color:var(--ink)}
.sub-nav a.active{background:rgba(123,38,58,.08);color:var(--brand)}

/* BACK TO TOP */
.back-to-top{
  position:fixed;right:22px;bottom:calc(22px + env(safe-area-inset-bottom));z-index:60;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--brand);color:#fff;cursor:pointer;
  display:grid;place-items:center;
  box-shadow:0 12px 28px rgba(123,38,58,.3);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .3s ease,transform .3s var(--ease),visibility 0s linear .3s,background .25s ease;
}
.back-to-top.is-visible{
  opacity:1;visibility:visible;transform:translateY(0);
  transition:opacity .3s ease,transform .3s var(--ease),background .25s ease;
}
.back-to-top:hover{background:var(--brand-dark)}
.back-to-top svg{width:20px;height:20px}
.back-to-top-tip{
  position:absolute;right:56px;top:50%;transform:translateY(-50%) translateX(4px);
  background:#0f151b;color:#fff;font-size:12px;font-weight:700;
  padding:6px 10px;border-radius:4px;white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;
}
.back-to-top:hover .back-to-top-tip,.back-to-top:focus-visible .back-to-top-tip{
  opacity:1;transform:translateY(-50%) translateX(0);
}

/* HERO */
.hero{
  position:relative;min-height:640px;color:#fff;overflow:hidden;isolation:isolate;
  display:flex;align-items:center;background:#111820;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:
    linear-gradient(90deg,rgba(7,13,18,.94) 0%,rgba(9,17,23,.80) 46%,rgba(9,17,23,.60) 100%),
    linear-gradient(180deg,rgba(9,15,20,.18),rgba(9,15,20,.54)),
    url("../hero-london.webp") center 52%/cover no-repeat;
  transform:scale(1.02);
  will-change:transform;
  animation:heroDrift 20s ease-in-out infinite alternate;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;opacity:.7;
  background:
    radial-gradient(circle at 78% 36%,rgba(123,38,58,.18),transparent 29%),
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:auto,48px 48px,48px 48px;
}
@keyframes heroDrift{
  from{transform:scale(1.02) translate3d(0,0,0)}
  to{transform:scale(1.06) translate3d(-1%,0,0)}
}
.hero-grid{
  display:grid;grid-template-columns:1.12fr .88fr;gap:64px;align-items:center;
  padding-block:96px;
}
.hero-copy{max-width:660px}
.hero h1{
  margin:0;max-width:660px;
  font-size:clamp(42px,4.6vw,66px);
  line-height:1.06;letter-spacing:-.03em;font-weight:800;
  text-wrap:balance;
}
.hero-rule{
  width:56px;height:4px;background:var(--brand);
  margin:28px 0 20px;
  transform:skewX(-18deg); /* echoes the chevron in the Barnvale mark */
}
.hero-tagline{
  margin:0 0 34px;max-width:520px;
  font-size:clamp(15px,1.5vw,18px);font-weight:500;line-height:1.6;
  color:rgba(255,255,255,.85);text-wrap:pretty;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}

/* HERO PRODUCT SLIDER */
.hero-slider{max-width:520px;margin-left:auto;width:100%}
.slides{position:relative;aspect-ratio:1/1;overflow:hidden}
.slide{
  position:absolute;inset:0;margin:0;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:scale(.96);
  transition:opacity .8s var(--ease),transform .8s var(--ease),visibility 0s linear .8s;
}
.slide.is-active{opacity:1;visibility:visible;transform:none;transition-delay:0s}
.slide img{
  width:100%;height:100%;object-fit:contain;
  filter:drop-shadow(0 34px 44px rgba(0,0,0,.5));
}
.slide-grid{
  display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;
  gap:14px;width:100%;height:100%;min-width:0;min-height:0;
}
.slide-grid img{
  width:100%;height:100%;min-width:0;min-height:0;object-fit:contain;padding:22px;
  filter:drop-shadow(0 14px 18px rgba(0,0,0,.4));
}
.slide-grid img.is-compact{padding:38px}
.slider-caption{
  margin:18px 0 0;text-align:center;
  font-size:13px;font-weight:800;letter-spacing:.22em;text-transform:uppercase;color:#fff;
  min-height:20px;
}
.slider-dots{display:flex;justify-content:center;gap:9px;margin-top:16px}
.slider-dots button{
  width:16px;height:9px;padding:0;border:0;cursor:pointer;
  background:rgba(255,255,255,.35);
  transform:skewX(-18deg); /* echoes the Barnvale chevron */
  transition:background .3s ease,width .3s var(--ease);
}
.slider-dots button:hover{background:rgba(255,255,255,.6)}
.slider-dots button[aria-current="true"]{background:var(--brand);width:28px}

/* TRUST STRIP */
.trust-strip{background:#fff;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-item{
  display:flex;align-items:center;justify-content:center;gap:16px;
  min-height:112px;padding:24px 20px;border-right:1px solid var(--line);
  transition:background .3s ease,transform .3s var(--ease);
}
.trust-item:last-child{border-right:0}
.trust-item:hover{background:#fafafa;transform:translateY(-2px)}
.trust-icon{flex:0 0 54px;width:54px;height:54px;color:var(--brand)}
.trust-item strong{
  display:block;margin-bottom:2px;font-size:16px;
  text-transform:uppercase;letter-spacing:.04em;
}
.trust-item span{font-size:14.5px;color:var(--muted)}

/* GENERAL SECTIONS */
.section{padding-block:88px}
.section.white{background:#fff}
#faq{padding-top:24px}
.section-kicker{
  display:flex;align-items:center;gap:10px;
  color:var(--brand);font-size:12px;font-weight:800;
  text-transform:uppercase;letter-spacing:.09em;margin-bottom:12px;
}
.section-kicker::before{
  content:"";width:14px;height:10px;background:var(--brand);
  transform:skewX(-18deg);
}
.section-title{
  margin:0 0 18px;
  font-size:clamp(32px,3.6vw,48px);
  line-height:1.06;letter-spacing:-.03em;font-weight:800;
  text-wrap:balance;
}
.section-copy{color:var(--muted);font-size:16px;max-width:540px;margin:0 0 26px}

/* SOLUTIONS */
.solutions-layout{
  display:grid;grid-template-columns:.58fr 1.42fr;gap:44px;align-items:center;
}
.solution-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.solution-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:4px;
  overflow:hidden;box-shadow:0 10px 28px rgba(17,24,31,.07);
  transition:transform .35s var(--ease),box-shadow .35s ease,border-color .35s ease;
}
.solution-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease);z-index:2;
}
.solution-card:hover,.solution-card:focus-within{
  transform:translateY(-8px);box-shadow:var(--shadow);border-color:#d2d6d9;
}
.solution-card:hover::before,.solution-card:focus-within::before{transform:scaleX(1)}
.solution-card img{
  width:100%;height:210px;object-fit:contain;padding:16px;background:#f4f5f6;
  transition:transform .45s var(--ease);
}
.solution-card img.cover{object-fit:cover;padding:0}
.solution-card:hover img{transform:scale(1.05)}
.solution-card-body{min-height:152px;padding:22px 56px 22px 22px;position:relative}
.solution-card h3{margin:0 0 8px;font-size:19px;letter-spacing:-.02em}
.solution-card p{margin:0;color:var(--muted);font-size:14px}
/* whole card is clickable via a stretched link */
.card-link::after{content:"";position:absolute;inset:0;z-index:3}
.card-arrow{
  position:absolute;right:20px;bottom:18px;color:var(--brand);font-size:24px;
  transition:transform .3s var(--ease);
}
.solution-card:hover .card-arrow{transform:translateX(5px)}

/* PROCESS */
.process-section{
  position:relative;overflow:hidden;color:#fff;padding-block:88px;
  background:
    linear-gradient(90deg,rgba(12,19,25,.97),rgba(12,19,25,.93)),
    url("../hero-london.webp") center/cover;
}
.process-section::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:42px 42px;
}
.process-row{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);margin-top:30px;
}
.process-item{
  display:grid;grid-template-columns:66px 1fr;gap:18px;align-items:start;
  padding:8px 30px;border-right:1px solid rgba(255,255,255,.28);
}
.process-item:first-child{padding-left:0}
.process-item:last-child{border-right:0;padding-right:0}
.process-cta{
  position:relative;z-index:1;margin:48px 0 0;font-size:17px;font-weight:700;color:#fff;
}
.process-cta a{
  color:#f3c6d0;text-decoration:underline;text-underline-offset:3px;
  transition:color .25s ease;
}
.process-cta a:hover{color:#fff}
.process-icon{
  width:62px;height:62px;border-radius:50%;background:var(--brand);
  display:grid;place-items:center;color:#fff;
  box-shadow:0 12px 30px rgba(123,38,58,.25);
  transition:transform .35s var(--ease),background .35s ease;
}
.process-item:hover .process-icon{transform:translateY(-5px) rotate(-3deg);background:var(--brand-dark)}
.process-icon svg{width:29px;height:29px}
.process-item h3{margin:0 0 8px;font-size:20px}
.process-item p{margin:0;color:#cad3da;font-size:14px}

/* TECHNICAL DATA SHEETS */
.ds-layout{display:grid;grid-template-columns:.68fr 1.32fr;gap:54px;align-items:start}
.ds-side{position:sticky;top:calc(var(--header-offset) + 8px)}
.ds-brochure{
  margin-top:28px;padding:22px;border:1px solid var(--line);border-radius:6px;background:var(--off);
  display:flex;gap:16px;align-items:center;
}
.ds-brochure svg{width:36px;height:36px;color:var(--brand);flex:0 0 36px}
.ds-brochure strong{display:block;font-size:15px}
.ds-brochure-actions{margin-left:auto;display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.ds-brochure a{color:var(--brand);font-weight:800;font-size:14px;white-space:nowrap}
.ds-brochure a:hover{text-decoration:underline}

.ds-groups{display:grid;gap:14px}
details.ds-cat{
  background:#fff;border:1px solid var(--line);border-radius:6px;
  box-shadow:0 8px 22px rgba(17,24,31,.05);
  overflow:hidden;
  transition:box-shadow .3s ease,border-color .3s ease;
}
details.ds-cat[open]{border-color:#d6b6bf;box-shadow:0 14px 34px rgba(123,38,58,.10)}
details.ds-cat summary{
  list-style:none;cursor:pointer;user-select:none;
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;
}
details.ds-cat summary::-webkit-details-marker{display:none}
.ds-cat-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:4px;
  background:rgba(123,38,58,.08);color:var(--brand);
  display:grid;place-items:center;
  transition:background .3s ease;
}
.ds-cat-icon svg{width:22px;height:22px}
details.ds-cat[open] .ds-cat-icon,details.ds-cat summary:hover .ds-cat-icon{background:rgba(123,38,58,.14)}
.ds-cat-name{font-size:16px;font-weight:800;letter-spacing:-.01em}
.ds-cat-meta{display:block;font-size:12.5px;font-weight:700;color:var(--muted);margin-top:1px}
.ds-chevron{
  margin-left:auto;flex:0 0 22px;width:22px;height:22px;color:var(--muted);
  transition:transform .3s var(--ease);
}
details.ds-cat[open] .ds-chevron{transform:rotate(180deg);color:var(--brand)}
.ds-list{list-style:none;margin:0;padding:4px 10px 12px;border-top:1px solid var(--line)}
.ds-item{
  display:flex;align-items:center;gap:14px;
  padding:13px 12px;border-radius:4px;
  transition:background .25s ease;
}
a.ds-item:hover{background:rgba(123,38,58,.05)}
.ds-pdf{flex:0 0 30px;width:30px;height:30px;color:var(--brand)}
.ds-item strong{display:block;font-size:14.5px;letter-spacing:-.01em}
.ds-dl{
  margin-left:auto;display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--brand);
  white-space:nowrap;
}
.ds-dl svg{width:14px;height:14px;transition:transform .25s var(--ease)}
a.ds-item:hover .ds-dl svg{transform:translateY(2px)}
.ds-soon{
  display:flex;align-items:center;gap:14px;
  margin:4px 12px 8px;padding:14px 12px;
  border:1px dashed #d6b6bf;border-radius:4px;background:rgba(123,38,58,.03);
  font-size:13.5px;color:var(--muted);
}
.ds-soon svg{flex:0 0 20px;width:20px;height:20px;color:var(--brand)}
.ds-soon a{color:var(--brand);font-weight:800}
.ds-soon a:hover{text-decoration:underline}
.ds-badge{
  margin-left:auto;padding:4px 10px;border-radius:99px;
  background:rgba(123,38,58,.08);color:var(--brand);
  font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;
  white-space:nowrap;
}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:820px;margin-top:12px}
details.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:6px;
  box-shadow:0 8px 22px rgba(17,24,31,.05);
  overflow:hidden;
  transition:box-shadow .3s ease,border-color .3s ease;
}
details.faq-item[open]{border-color:#d6b6bf;box-shadow:0 14px 34px rgba(123,38,58,.10)}
details.faq-item summary{
  list-style:none;cursor:pointer;user-select:none;
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;
}
details.faq-item summary::-webkit-details-marker{display:none}
.faq-q{flex:1;font-size:16px;font-weight:800;letter-spacing:-.01em}
.faq-chevron{
  flex:0 0 22px;width:22px;height:22px;color:var(--muted);
  transition:transform .3s var(--ease);
}
details.faq-item[open] .faq-chevron{transform:rotate(180deg);color:var(--brand)}
.faq-a{padding:0 22px 20px;border-top:1px solid var(--line)}
.faq-a p{margin:14px 0 0;color:var(--muted);font-size:14.5px;line-height:1.6}

/* ACCREDITATIONS */
.accreditations{
  position:relative;overflow:hidden;color:#fff;padding-block:88px;
  background:
    radial-gradient(circle at 85% 15%,rgba(255,255,255,.10),transparent 32%),
    linear-gradient(135deg,var(--brand),#4d1523);
}
.accreditations::after{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);right:-160px;bottom:-200px;pointer-events:none;
}
.accred-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}
.accreditations .section-kicker{color:#f3dfe4}
.accreditations .section-kicker::before{background:#f3dfe4}
.accreditations .section-copy{color:#f0dbe1;max-width:440px}
.accred-note{font-size:13.5px;color:#e3c4cd;margin:0}
.accred-cert-link{display:inline-flex;margin-top:14px;transition:transform .3s var(--ease),opacity .3s ease}
.accred-cert-link svg{width:53px;height:53px}
.accred-cert-link:hover{transform:translateY(-3px);opacity:.9}
.accred-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.accred-card{
  background:#fff;color:var(--ink);border-radius:6px;
  padding:26px 22px 22px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:6px;
  box-shadow:0 18px 45px rgba(0,0,0,.22);
  transition:transform .35s var(--ease),box-shadow .35s ease;
}
.accred-card:hover{transform:translateY(-6px);box-shadow:0 26px 60px rgba(0,0,0,.3)}
.accred-logo{
  height:96px;width:100%;display:grid;place-items:center;margin-bottom:10px;
}
.accred-logo img{max-height:96px;width:auto;max-width:150px;object-fit:contain}
.accred-logo img.is-wide{max-width:100%}
.accred-card strong{font-size:16px;letter-spacing:-.01em}
.accred-card span{
  font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.02em;
}

/* PROJECTS / CASE STUDIES */
.projects-intro{max-width:640px;margin-bottom:44px}
.case-studies{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-study{
  position:relative;overflow:hidden;background:#fff;
  border:1px solid var(--line);border-radius:6px;padding:34px 28px 30px;
  box-shadow:0 10px 28px rgba(17,24,31,.07);
  transition:transform .35s var(--ease),box-shadow .35s ease,border-color .35s ease;
}
.case-study::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease);
}
.case-study:hover,.case-study:focus-within{
  transform:translateY(-8px);box-shadow:var(--shadow);border-color:#d2d6d9;
}
.case-study:hover::before,.case-study:focus-within::before{transform:scaleX(1)}
.case-study h3{margin:0 0 22px;font-size:22px;letter-spacing:-.02em}
.case-study dl{margin:0;display:grid;gap:16px}
.case-study dt{
  font-size:11px;font-weight:800;text-transform:uppercase;
  letter-spacing:.07em;color:var(--brand);margin-bottom:4px;
}
.case-study dd{margin:0;color:var(--muted);font-size:14.5px;line-height:1.55}

/* CTA */
.cta-wrap{padding:0 0 88px;background:#fff}
.cta-panel{
  background:
    radial-gradient(circle at 80% 30%,rgba(255,255,255,.12),transparent 28%),
    linear-gradient(135deg,var(--brand),#5e1b2b);
  color:#fff;border-radius:8px;padding:40px 46px;
  display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;
  box-shadow:0 22px 50px rgba(123,38,58,.2);
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;width:260px;height:260px;
  border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-100px;top:-120px;
}
.cta-panel small{
  display:block;font-weight:800;text-transform:uppercase;letter-spacing:.08em;
  margin-bottom:7px;color:#f3dfe4;
}
.cta-panel h2{
  margin:0 0 7px;font-size:clamp(30px,3vw,44px);line-height:1.05;letter-spacing:-.03em;
}
.cta-panel p{margin:0;color:#f3dfe4}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-tel{
  display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:13px 20px;
  border:1px solid rgba(255,255,255,.5);border-radius:4px;color:#fff;font-weight:800;
  transition:background .28s ease,border-color .28s ease,transform .28s var(--ease);
}
.cta-tel:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(-3px)}
.cta-tel svg{width:18px;height:18px}

/* PAGE HERO (placeholder pages) */
.page-hero{
  background:
    linear-gradient(90deg,rgba(12,19,25,.97),rgba(12,19,25,.93)),
    url("../hero-london.webp") center/cover;
  color:#fff;padding-block:96px;
}
.page-hero .section-kicker{color:#f3dfe4}
.page-hero .section-kicker::before{background:#f3dfe4}
.page-hero h1{
  margin:0 0 14px;font-size:clamp(34px,4.2vw,54px);
  line-height:1.06;letter-spacing:-.03em;font-weight:800;text-wrap:balance;
}
.page-hero p{margin:0;max-width:560px;color:rgba(255,255,255,.82);font-size:16px}

/* BREADCRUMB */
.breadcrumb{background:#0d1319;border-bottom:1px solid rgba(255,255,255,.08)}
.breadcrumb .wrap{padding-block:12px}
.breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:#8b96a0}
.breadcrumb a{color:#c7ced3}
.breadcrumb a:hover{color:#fff}
.breadcrumb li[aria-current]{color:#fff}
.breadcrumb li:not(:last-child)::after{content:"/";margin-left:8px;color:#5b6570}
.breadcrumb li{display:flex;align-items:center;gap:8px}

/* PRODUCTS HERO */
.products-hero{
  position:relative;overflow:hidden;color:#fff;
  background:#0c1319;
}
.products-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:38px 38px;
}
.products-hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;
  padding-block:88px;
}
.products-hero h1{
  margin:0 0 18px;font-size:clamp(36px,4vw,54px);
  line-height:1.08;letter-spacing:-.03em;font-weight:800;text-wrap:balance;
}
.products-hero p{margin:0 0 32px;max-width:540px;color:rgba(255,255,255,.82);font-size:16px}
.products-hero .section-kicker{color:#f3dfe4}
.products-hero .section-kicker::before{background:#f3dfe4}
.products-hero-actions{display:flex;gap:16px;flex-wrap:wrap}

.product-collage{position:relative;aspect-ratio:1/1;max-width:480px;margin-inline:auto}
.product-collage-item{
  position:absolute;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);
  border-radius:10px;box-shadow:0 20px 40px rgba(0,0,0,.35);
}
.product-collage-item img{width:100%;height:100%;object-fit:contain;padding:14px;filter:drop-shadow(0 12px 16px rgba(0,0,0,.4))}
.product-collage-item.c1{left:0;top:6%;width:52%;height:52%}
.product-collage-item.c2{right:0;top:0;width:40%;height:40%}
.product-collage-item.c3{right:2%;top:46%;width:44%;height:44%}
.product-collage-item.c4{left:4%;bottom:0;width:38%;height:38%}
.product-collage-item.c5{left:38%;bottom:2%;width:34%;height:34%}

/* PRODUCT CATEGORY NAV */
.cat-nav{background:#fff;border-bottom:1px solid var(--line)}
.cat-nav-inner{
  display:flex;align-items:center;gap:8px;
  padding-block:14px;
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  scrollbar-width:none;-ms-overflow-style:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none}
.cat-nav a{
  flex:0 0 auto;padding:10px 16px;border-radius:99px;
  background:var(--off);border:1px solid var(--line);
  font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;
  color:var(--ink-soft);white-space:nowrap;
  transition:background .25s ease,border-color .25s ease,color .25s ease;
}
.cat-nav a:hover,.cat-nav a:focus-visible{color:var(--brand);border-color:#d6b6bf;background:rgba(123,38,58,.05)}

/* PRODUCT DIRECTORY */
.product-directory-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.product-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:8px;overflow:hidden;
  box-shadow:0 10px 28px rgba(17,24,31,.06);
  transition:transform .35s var(--ease),box-shadow .35s ease,border-color .35s ease;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d2d6d9}
.product-card-media{
  height:230px;background:var(--off);display:flex;align-items:center;justify-content:center;
  padding:20px;border-bottom:1px solid var(--line);
}
.product-card-media img{width:100%;height:100%;object-fit:contain}
.product-card-media.is-placeholder{
  flex-direction:column;gap:8px;color:var(--muted);
  border:1px dashed #d2d6d9;margin:14px;border-radius:6px;height:198px;
}
.product-card-media.is-placeholder svg{width:34px;height:34px;color:#c3cad0}
.product-card-media.is-placeholder span{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.product-card-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.product-card-body h2{margin:0 0 10px;font-size:21px;letter-spacing:-.02em}
.product-card-body>p{margin:0 0 18px;color:var(--muted);font-size:14.5px;line-height:1.6}
.product-list{
  list-style:none;margin:0 0 22px;padding:0;
  display:grid;grid-template-columns:1fr 1fr;gap:6px 16px;
}
.product-list li{
  position:relative;padding-left:14px;font-size:13px;color:var(--ink-soft);line-height:1.45;
}
.product-list li::before{
  content:"";position:absolute;left:0;top:8px;width:6px;height:2px;background:var(--brand);
}
.product-card-explore{
  display:inline-flex;align-self:flex-start;margin:0 0 16px;
  font-size:13.5px;font-weight:800;color:var(--brand);
}
.product-card-explore:hover,.product-card-explore:focus-visible{text-decoration:underline}
.product-card-enquire{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--brand);
  align-self:flex-start;
}
.product-card-enquire svg{width:16px;height:16px;transition:transform .25s var(--ease)}
.product-card-enquire:hover svg,.product-card-enquire:focus-visible svg{transform:translateX(4px)}

/* TECH SUPPORT (products page) */
.tech-support-copy{color:#cad3da;font-size:16px;max-width:640px;margin:0 0 30px}
.process-row-3{grid-template-columns:repeat(3,1fr)}
.tech-support-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:40px}

/* TECHNICAL RESOURCES */
.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:12px}
.resource-card{
  background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:28px 24px;text-align:left;
  box-shadow:0 8px 22px rgba(17,24,31,.05);
  transition:transform .35s var(--ease),box-shadow .35s ease,border-color .35s ease;
}
.resource-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d2d6d9}
.resource-thumb{
  width:56px;height:56px;border-radius:6px;background:rgba(123,38,58,.08);color:var(--brand);
  display:grid;place-items:center;margin-bottom:18px;
}
.resource-thumb svg{width:28px;height:28px}
.resource-card h3{margin:0 0 8px;font-size:18px;letter-spacing:-.01em}
.resource-card p{margin:0 0 20px;color:var(--muted);font-size:14px;line-height:1.55}

@media(max-width:1080px){
  .products-hero-grid{grid-template-columns:1fr;padding-block:64px;gap:40px}
  .product-collage{max-width:380px}
  .resource-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .product-directory-grid{grid-template-columns:1fr}
  .process-row-3{grid-template-columns:1fr}
}
@media(max-width:680px){
  .products-hero-grid{padding-block:48px}
  .product-list{grid-template-columns:1fr}
  .product-card-body{padding:22px 20px 24px}
  .resource-grid{grid-template-columns:1fr}
  .breadcrumb ol{font-size:11.5px}
}

/* FOOTER */
.footer{background:#0d141a;color:#d3dbe1;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:42px}
.footer-logo{width:246px;height:61px;margin-bottom:20px}
.footer-about{font-size:13px;max-width:270px;color:#aeb9c1}
.footer h4{
  color:#fff;font-size:12px;text-transform:uppercase;letter-spacing:.07em;margin:0 0 16px;
}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.footer li,.footer a{font-size:13px;color:#b9c3ca}
.footer a:hover{color:#fff}
.footer-contact li{display:flex;gap:9px;align-items:flex-start}
.footer-contact svg{width:16px;height:16px;flex:0 0 16px;margin-top:2px;color:#c86a80}
.footer-bottom{
  margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#89969f;
}
.footer-bottom a{font-size:12px;color:#89969f}
.footer-bottom a:hover{color:#fff}

/* REVEALS */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
.reveal.visible{opacity:1;transform:none}

/* MOBILE NAV */
.mobile-panel{
  position:fixed;inset:0;z-index:100;background:#fff;padding:24px;
  overflow-y:auto;-webkit-overflow-scrolling:touch;
  transform:translateX(100%);visibility:hidden;
  transition:transform .35s var(--ease),visibility 0s linear .35s;
}
.mobile-panel.open{transform:translateX(0);visibility:visible;transition:transform .35s var(--ease)}
.mobile-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}
.mobile-panel-head img{width:235px;height:59px}
.mobile-close{
  width:44px;height:44px;border:1px solid var(--line);background:#fff;font-size:28px;
  border-radius:4px;cursor:pointer;line-height:1;
}
.mobile-links{display:grid;gap:8px}
.mobile-links a{padding:15px 0;border-bottom:1px solid var(--line);font-weight:800}
.mobile-links a.active{color:var(--brand)}
.mobile-links .quote-btn{margin-top:18px;border-bottom:0}

/* RESPONSIVE */
@media(max-width:1340px){
  .desktop-nav{gap:17px;font-size:12px}
  .desktop-nav>.quote-btn{margin-left:12px}
  .brand img{width:271px;height:67px}
}
@media(max-width:1080px){
  .desktop-nav{gap:18px;font-size:12px}
  .desktop-nav>.quote-btn{margin-left:10px}
  .brand img{width:282px;height:71px}
  .solutions-layout,.ds-layout{grid-template-columns:1fr}
  .case-studies{grid-template-columns:1fr}
  .ds-side{position:static}
  .footer-grid{grid-template-columns:1.3fr repeat(2,1fr)}
  .accred-layout{grid-template-columns:1fr;gap:44px}
  .process-row{grid-template-columns:1fr 1fr;row-gap:32px}
  .process-item{border-right:0;padding:0 20px}
  .process-item:nth-child(odd){padding-left:0}
  .process-item:nth-child(even){padding-right:0}
}
@media(max-width:900px){
  .desktop-nav{display:none}
  .menu-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:44px;padding-block:64px}
  .hero-copy{max-width:720px}
  .hero-slider{max-width:440px;margin-inline:auto}
  .trust-grid{grid-template-columns:1fr 1fr}
  .trust-item:nth-child(2){border-right:0}
  .trust-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .solution-cards{grid-template-columns:1fr 1fr}
  .process-row{grid-template-columns:1fr;gap:28px}
  .process-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.2);padding:0 0 28px}
  .process-item:last-child{border-bottom:0;padding-bottom:0}
  .cta-panel{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .page-hero{padding-block:64px}
}
@media(max-width:680px){
  .wrap{width:min(var(--max),100% - 32px)}
  :root{--header-offset:118px;--nav-offset:75px}
  .topbar .wrap{justify-content:center;min-height:60px}
  .topbar-note{display:none}
  .topbar-contact{width:100%;justify-content:center;gap:18px;flex-wrap:wrap}
  .topbar-contact a{font-size:14px}
  .nav-row{min-height:74px}
  .brand img{width:253px;height:64px}
  .hero{min-height:auto}
  .hero::before{background-image:
    linear-gradient(90deg,rgba(7,13,18,.94) 0%,rgba(9,17,23,.80) 46%,rgba(9,17,23,.60) 100%),
    linear-gradient(180deg,rgba(9,15,20,.18),rgba(9,15,20,.54)),
    url("../hero-london-mobile.webp")}
  .hero h1{font-size:clamp(36px,10vw,44px)}
  .hero-tagline{font-size:14.5px;line-height:1.55}
  .hero-actions{display:grid}
  .hero-actions .button{width:100%}
  .hero-slider{max-width:340px}
  .slider-caption{font-size:12px;letter-spacing:.18em}
  .trust-grid{grid-template-columns:1fr}
  .trust-item{border-right:0;border-bottom:1px solid var(--line);justify-content:flex-start}
  .trust-item:last-child{border-bottom:0}
  .solution-cards{grid-template-columns:1fr}
  .section{padding-block:64px}
  #faq{padding-top:16px}
  .process-section,.accreditations{padding-block:64px}
  .accred-grid{grid-template-columns:1fr 1fr;gap:12px}
  .accred-logo{height:74px}
  .accred-logo img{max-height:74px;max-width:110px}
  .accred-logo img.is-wide{max-width:100%}
  .ds-item{flex-wrap:wrap}
  .ds-dl{margin-left:44px}
  .ds-brochure{flex-wrap:wrap}
  .ds-brochure-actions{margin-left:60px}
  .case-studies{grid-template-columns:1fr}
  .cta-panel{padding:32px 26px}
  .cta-wrap{padding-bottom:64px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .back-to-top{right:16px;bottom:calc(16px + env(safe-area-inset-bottom))}
  .back-to-top-tip{display:none}
}
@media(max-width:430px){
  .topbar-contact{gap:10px}
  .topbar-contact a{font-size:13px}
  .accred-grid{grid-template-columns:1fr}
}

/* MEDIA PLACEHOLDERS (flagship product pages, pre-photography) */
.media-placeholder{
  display:flex;align-items:center;justify-content:center;text-align:center;
  width:100%;padding:16px;border-radius:8px;
  border:1px dashed #c7ccd0;
  background:
    linear-gradient(rgba(18,26,34,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(18,26,34,.05) 1px,transparent 1px),
    var(--off);
  background-size:22px 22px,22px 22px,auto;
  color:var(--muted);
}
.media-placeholder span{
  max-width:85%;font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;line-height:1.5;
}
.media-placeholder.is-dark{
  border-color:rgba(255,255,255,.28);color:rgba(255,255,255,.75);
  background:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px),
    #10161c;
  background-size:22px 22px,22px 22px,auto;
}
.media-placeholder.ratio-4-3{aspect-ratio:4/3}
.media-placeholder.ratio-3-2{aspect-ratio:3/2}
.media-placeholder.ratio-16-10{aspect-ratio:16/10}
.media-placeholder.ratio-1-1{aspect-ratio:1/1}

/* FLAGSHIP PRODUCT: SPEC PANEL */
.spec-panel{background:var(--off);border:1px solid var(--line);border-radius:8px;padding:30px}
.spec-panel>p{margin:0 0 24px;color:var(--ink-soft);font-size:15px;line-height:1.6}
.spec-panel>p:last-child{margin:20px 0 0}
.spec-rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.spec-row{display:grid;grid-template-columns:140px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.spec-row dt{margin:0;font-weight:800;font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--brand)}
.spec-row dd{margin:0;font-size:14.5px;color:var(--ink-soft)}
.spec-notes{margin:20px 0 0;padding:0;list-style:none;display:grid;gap:6px}
.spec-notes li{font-size:13px;color:var(--muted)}

/* FLAGSHIP PRODUCT: BENEFIT GRID */
.benefit-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 30px;margin-top:8px}
.benefit-item{display:flex;gap:12px;align-items:flex-start}
.benefit-item svg{flex:0 0 20px;width:20px;height:20px;color:var(--brand);margin-top:2px}
.benefit-item p{margin:0;font-size:14.5px;line-height:1.55;color:var(--ink-soft)}

/* FLAGSHIP PRODUCT: RELATED PRODUCT CARDS */
.related-grid{
  display:flex;flex-wrap:wrap;justify-content:center;gap:18px;margin-top:12px;
}
.related-card{
  flex:0 1 190px;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;
  box-shadow:0 8px 22px rgba(17,24,31,.05);
  transition:transform .3s var(--ease),box-shadow .3s ease,border-color .3s ease;
}
.related-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d2d6d9}
.related-card-media{padding:14px}
.related-card-body{padding:0 16px 20px;text-align:center}
.related-card-body strong{display:block;font-size:14px;margin-bottom:4px;color:var(--ink)}
.related-card-body span{font-size:11.5px;font-weight:800;color:var(--brand);text-transform:uppercase;letter-spacing:.05em}

/* FLAGSHIP PRODUCT: TECHNICAL ACCORDIONS */
.tech-accordion-list{display:grid;gap:14px;margin-top:32px}
details.tech-accordion{
  background:#fff;border:1px solid var(--line);border-radius:6px;
  box-shadow:0 8px 22px rgba(17,24,31,.05);
  overflow:hidden;transition:box-shadow .3s ease,border-color .3s ease;
}
details.tech-accordion[open]{border-color:#d6b6bf;box-shadow:0 14px 34px rgba(123,38,58,.10)}
details.tech-accordion summary{
  list-style:none;cursor:pointer;user-select:none;
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;font-weight:800;font-size:15.5px;letter-spacing:-.01em;color:var(--ink);
}
details.tech-accordion summary::-webkit-details-marker{display:none}
.tech-accordion-indicator{
  margin-left:auto;flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  background:rgba(123,38,58,.08);color:var(--brand);
  display:grid;place-items:center;position:relative;
}
.tech-accordion-indicator::before,.tech-accordion-indicator::after{
  content:"";position:absolute;background:currentColor;transition:transform .25s var(--ease);
}
.tech-accordion-indicator::before{width:12px;height:2px}
.tech-accordion-indicator::after{width:2px;height:12px}
details.tech-accordion[open] .tech-accordion-indicator::after{transform:scaleY(0)}
.tech-accordion-body{padding:0 22px 26px;border-top:1px solid var(--line)}
.tech-accordion-body p{margin:16px 0 0;color:var(--muted);font-size:14.5px;line-height:1.65}
.tech-accordion-body ul{margin:16px 0 0;padding-left:20px;color:var(--muted);font-size:14.5px;line-height:1.6}
.tech-accordion-body li{margin-bottom:10px}
.tech-accordion-body h4{margin:22px 0 10px;font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--brand)}

.compare-table{width:100%;max-width:420px;border-collapse:collapse;margin-top:14px;font-size:14px}
.compare-table th,.compare-table td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
.compare-table th{font-weight:800;text-transform:uppercase;font-size:11.5px;letter-spacing:.05em;color:var(--brand)}
.compare-table td{color:var(--ink-soft)}

.conclusion-panel{
  margin-top:36px;padding:32px 34px;border-radius:8px;
  background:linear-gradient(135deg,var(--brand),#5e1b2b);color:#fff;
}
.conclusion-panel h3{margin:0 0 8px;font-size:20px}
.conclusion-panel p{margin:0;color:#f3dfe4;font-size:15px;line-height:1.6}

/* ENGINEERING PAGE: HERO TECH LABELS */
.hero-tech-labels{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.hero-tech-labels span{
  padding:7px 14px;border:1px solid rgba(255,255,255,.25);border-radius:99px;
  font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:rgba(255,255,255,.85);
}

/* ENGINEERING PAGE: SERVICE CARDS */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:12px}
.service-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:28px 26px;box-shadow:0 8px 22px rgba(17,24,31,.05);
  transition:transform .3s var(--ease),box-shadow .3s ease,border-color .3s ease;
}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d2d6d9}
.service-icon{
  width:52px;height:52px;border-radius:10px;background:rgba(123,38,58,.08);color:var(--brand);
  display:grid;place-items:center;margin-bottom:18px;
}
.service-icon svg{width:26px;height:26px}
.service-card h3{margin:0 0 10px;font-size:18px;letter-spacing:-.01em}
.service-card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.6}

/* ENGINEERING PAGE: INFO PANEL LIST */
.info-list{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:9px}
.info-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-soft);line-height:1.5}
.info-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:2px;background:var(--brand)}
.info-note{margin:20px 0 0;font-size:13px;color:var(--muted);line-height:1.55}

/* ENGINEERING PAGE: 4-STEP PROCESS */
.step-row{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:36px;
}
.step-item{padding-right:8px}
.step-number{
  font-size:36px;font-weight:800;color:var(--brand);line-height:1;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{margin:0 0 8px;font-size:18px;color:#fff}
.step-item p{margin:0;color:#cad3da;font-size:14px;line-height:1.6}

/* ENGINEERING PAGE: CAPABILITY PANELS */
.capability-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:12px}
.capability-panel{
  background:#fff;border:1px solid var(--line);border-radius:8px;padding:30px 28px;
  box-shadow:0 8px 22px rgba(17,24,31,.05);
  transition:transform .3s var(--ease),box-shadow .3s ease,border-color .3s ease;
}
.capability-panel:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d2d6d9}
.capability-panel .media-placeholder{margin-bottom:20px}
.capability-panel h3{margin:0 0 12px;font-size:20px;letter-spacing:-.02em}
.capability-panel p{margin:0 0 16px;color:var(--muted);font-size:14.5px;line-height:1.6}
.capability-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:800;color:var(--brand)}
.capability-link:hover,.capability-link:focus-visible{text-decoration:underline}

/* ENGINEERING PAGE: PROJECT EVIDENCE */
.evidence-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:18px;margin-top:36px}
.evidence-grid .accred-card{flex:0 1 200px}

@media(max-width:1080px){
  .capability-grid{grid-template-columns:1fr}
}
@media(max-width:900px){
  .service-grid{grid-template-columns:1fr 1fr}
  .step-row{grid-template-columns:1fr;gap:32px}
  .step-item{padding-right:0}
}
@media(max-width:680px){
  .service-grid{grid-template-columns:1fr}
  .hero-tech-labels span{font-size:10px;padding:6px 12px}
}

@media(max-width:680px){
  .benefit-grid{grid-template-columns:1fr}
  .spec-row{grid-template-columns:1fr;gap:4px}
  .conclusion-panel{padding:26px 22px}
  .related-grid{display:grid;grid-template-columns:1fr 1fr}
  .related-card{flex:none}
}

/* CONTACT PAGE: COMPACT HERO */
.compact-hero{
  position:relative;overflow:hidden;color:#fff;padding-block:56px;
  background:#0c1319;
}
.compact-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:38px 38px;
}
.compact-hero .wrap{position:relative;z-index:1}
.compact-hero h1{
  margin:0 0 14px;font-size:clamp(32px,3.8vw,46px);
  line-height:1.08;letter-spacing:-.03em;font-weight:800;
}
.compact-hero p{margin:0 0 26px;color:rgba(255,255,255,.82);font-size:16px;line-height:1.6;max-width:600px}
.compact-hero .section-kicker{color:#f3dfe4}
.compact-hero .section-kicker::before{background:#f3dfe4}
.compact-hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.compact-hero-actions .cta-tel{border-color:rgba(255,255,255,.35)}

/* CONTACT PAGE: DETAILS + FORM */
.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:start}
.contact-block{padding:22px 0;border-bottom:1px solid var(--line)}
.contact-block:first-child{padding-top:0}
.contact-block:last-child{border-bottom:0;padding-bottom:0}
.contact-block h3{margin:0 0 8px;font-size:17px;letter-spacing:-.01em}
.contact-block p{margin:0 0 12px;color:var(--muted);font-size:14px;line-height:1.6}
.contact-block address{font-style:normal;margin:0 0 14px;color:var(--ink-soft);font-size:14px;line-height:1.65}
.contact-block-links{display:flex;flex-wrap:wrap;gap:12px 22px;font-size:14.5px;font-weight:800}
.contact-block-links a{color:var(--brand)}
.contact-block-links a:hover{text-decoration:underline}
.contact-block-note{margin:10px 0 16px;font-size:12.5px;color:var(--muted);line-height:1.5}

.enquiry-form{display:grid;gap:20px}
.form-field{display:grid;gap:6px}
.form-field label{font-size:12.5px;font-weight:800;color:var(--ink);text-transform:uppercase;letter-spacing:.04em}
.form-field .optional{font-weight:600;text-transform:none;color:var(--muted);letter-spacing:0;margin-left:4px}
.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="tel"],
.form-field select,
.form-field textarea,
.form-field input[type="file"]{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:4px;
  font:inherit;font-size:14.5px;color:var(--ink);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(123,38,58,.12);
}
.form-field textarea{min-height:130px;resize:vertical}
.form-hint{margin:0;font-size:12.5px;color:var(--muted)}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--ink-soft);line-height:1.5}
.form-check input{margin-top:3px;flex:0 0 auto;width:16px;height:16px}
.form-check a{color:var(--brand);font-weight:800}
.form-status{
  margin:0;padding:16px 18px;border-radius:6px;
  background:rgba(123,38,58,.06);border:1px solid #d6b6bf;
  color:var(--ink-soft);font-size:14px;line-height:1.55;
}
.form-status a{color:var(--brand);font-weight:800}
.form-status.is-error{background:#fdf1f1;border-color:#e3b3b3;color:#7a2a2a}
.form-status.is-error a{color:#a33}

/* CONTACT PAGE: MAP */
.map-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}
.map-embed{position:relative;aspect-ratio:16/10;border-radius:8px;overflow:hidden;border:1px solid var(--line)}
.map-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* CONTACT PAGE: FINAL STRIP */
.contact-strip{background:linear-gradient(135deg,var(--brand),#5e1b2b);color:#fff;padding:38px 0}
.contact-strip .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px}
.contact-strip h2{margin:0 0 4px;font-size:22px;letter-spacing:-.02em}
.contact-strip p{margin:0;color:#f3dfe4;font-size:14px}
.contact-strip-actions{display:flex;gap:14px;flex-wrap:wrap}
.contact-strip-actions .cta-tel{border-color:rgba(255,255,255,.4)}

@media(max-width:1080px){
  .contact-layout{grid-template-columns:1fr;gap:44px}
  .map-layout{grid-template-columns:1fr;gap:28px}
}
@media(max-width:680px){
  .compact-hero{padding-block:44px}
  .compact-hero-actions{display:grid}
  .compact-hero-actions .button,.compact-hero-actions .cta-tel{width:100%}
  .contact-strip .wrap{flex-direction:column;align-items:flex-start}
  .contact-strip-actions{width:100%}
  .contact-strip-actions a{flex:1;justify-content:center}
}

/* LEGAL / POLICY PAGES */
.legal-content{max-width:760px}
.legal-content h2{margin:40px 0 14px;font-size:22px;letter-spacing:-.01em}
.legal-content h2:first-child{margin-top:0}
.legal-content h3{margin:24px 0 8px;font-size:16px}
.legal-content p{margin:0 0 16px;color:var(--ink-soft);font-size:15px;line-height:1.7}
.legal-content ul{margin:0 0 16px;padding-left:22px;color:var(--ink-soft);font-size:15px;line-height:1.7}
.legal-content li{margin-bottom:6px}
.legal-content address{font-style:normal;margin:0 0 16px;color:var(--ink-soft);font-size:15px;line-height:1.7}
.legal-content a{color:var(--brand);font-weight:800}
.legal-content a:hover{text-decoration:underline}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}