body{margin:0;font-family:Arial,sans-serif;color:#111;line-height:1.6}a{color:inherit}.wrap{width:min(1180px,calc(100% - 36px));margin:auto}header{position:sticky;top:0;background:#fff;border-bottom:1px solid #ddd;z-index:10}nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:900;letter-spacing:.06em;text-decoration:none;font-size:22px}.nav{display:flex;gap:16px;align-items:center;font-size:14px}.nav a{text-decoration:none}.btn{display:inline-block;background:#111;color:#fff!important;padding:12px 18px;text-decoration:none;border-radius:4px;font-weight:800}.btn.alt{background:#fff;color:#111!important;border:1px solid #bbb}.hero{padding:78px 0;background:linear-gradient(#eef1f3,#fff)}.kicker{text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800;color:#59626a}.crumb{font-size:13px;color:#777;margin-bottom:16px}h1{font-size:clamp(42px,5.6vw,70px);line-height:1.03;letter-spacing:-.045em;margin:12px 0 20px}h2{font-size:clamp(30px,4vw,46px);line-height:1.1;letter-spacing:-.03em}.hero p,.lead{font-size:19px;color:#626970;max-width:820px}.ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}section{padding:66px 0;border-top:1px solid #e1e4e6}.cards,.grid,.brand-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}.brand-grid{grid-template-columns:repeat(4,1fr)}.card,.grid a,.brand-grid a{border:1px solid #dfe3e6;padding:22px;border-radius:8px;background:#fff;text-decoration:none}.card h3,.grid strong,.brand-grid strong{display:block;margin:0 0 8px;font-size:20px}.card p,.grid span,.brand-grid span{color:#626970}.split{display:grid;grid-template-columns:1fr 1fr;gap:42px}.quote{background:#111417;color:#fff}.quote .lead{color:#c8cdd1}.form{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form input,.form select,.form textarea{padding:13px;border:1px solid #cfd4d8;border-radius:4px;font:inherit;width:100%}.form textarea{grid-column:1/-1;min-height:120px}.full{grid-column:1/-1}.note{font-size:13px;color:#777}.widget{border:1px solid #ddd;padding:20px;border-radius:8px;overflow:hidden}footer{padding:38px 0;background:#f4f5f6;color:#5e666d;font-size:13px}@media(max-width:900px){.nav a:not(.btn){display:none}.cards,.grid,.brand-grid,.split,.form{grid-template-columns:1fr}.form textarea,.full{grid-column:auto}}
.case-study{border:1px solid #dfe3e6;border-radius:8px;padding:24px;background:#fff;margin-top:24px}
.case-study .source{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:#626970}
.case-study .metric{font-size:28px;font-weight:900;margin:8px 0}
.case-study .more{display:inline-block;margin-top:12px;font-weight:800}
.brand-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
.brand-grid a{display:block;border:1px solid #dfe3e6;padding:22px;border-radius:8px;text-decoration:none;background:#fff}
.brand-grid strong{display:block;font-size:20px;margin-bottom:6px}
.brand-grid span{font-size:14px;color:#626970}
@media(max-width:900px){.brand-grid{grid-template-columns:1fr}}

/* 2026 navigation/content upgrade */
.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:nowrap}
.nav-group{position:relative}
.nav-group>a,.nav-group>button,.site-nav>a{display:inline-flex;align-items:center;gap:5px;padding:10px 9px;text-decoration:none;border:0;background:transparent;font:inherit;cursor:pointer;white-space:nowrap}
.nav-group>button:after{content:"▾";font-size:10px}
.nav-menu{display:none;position:absolute;top:100%;left:0;min-width:245px;padding:8px;background:#fff;border:1px solid #dfe3e6;border-radius:8px;box-shadow:0 10px 28px rgba(0,0,0,.12);z-index:1000}
.nav-menu a{display:block;padding:9px 11px;text-decoration:none;border-radius:5px}
.nav-menu a:hover{background:#f4f5f6}
.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu{display:block}
.nav-cta{font-weight:800!important;border:1px solid currentColor!important;border-radius:6px!important}
.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0}
.content-card{border:1px solid #dfe3e6;border-radius:8px;padding:22px;background:#fff}
.content-card h3{margin-top:0}
.checklist{columns:2;column-gap:36px}
.checklist li{break-inside:avoid;margin-bottom:9px}
.faq details{border-top:1px solid #dfe3e6;padding:15px 0}
.faq summary{font-weight:800;cursor:pointer}
.inline-cta{border:1px solid #dfe3e6;border-radius:8px;padding:24px;margin:28px 0}
@media(max-width:1050px){
  .site-nav{flex-wrap:wrap}
  .nav-group>a,.nav-group>button,.site-nav>a{padding:8px 7px}
}
@media(max-width:760px){
  .site-nav{display:block}
  .nav-group{position:static}
  .nav-group>button,.site-nav>a{width:100%;justify-content:space-between;padding:11px 4px}
  .nav-menu{position:static;display:block!important;box-shadow:none;border:0;border-left:2px solid #dfe3e6;border-radius:0;margin:0 0 7px 7px;padding:0 0 0 8px}
  .content-grid{grid-template-columns:1fr}
  .checklist{columns:1}
}

/* Reliable click/tap navigation */
.site-header{position:sticky;top:0;z-index:5000;background:#fff;border-bottom:1px solid #dfe3e6}
.header-inner{width:min(1180px,calc(100% - 32px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.site-brand{font-weight:900;font-size:22px;letter-spacing:.06em;text-decoration:none;white-space:nowrap}
.menu-toggle{display:none;border:1px solid #cfd4d8;background:#fff;border-radius:6px;padding:9px 12px;font:inherit;font-weight:800;cursor:pointer}
.site-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px;flex-wrap:nowrap}
.site-nav>a,.nav-group>button{display:inline-flex;align-items:center;padding:10px 9px;border:0;background:transparent;text-decoration:none;font:inherit;cursor:pointer;white-space:nowrap}
.nav-group{position:relative}
.nav-group>button::after{content:"▾";font-size:10px;margin-left:6px;transition:transform .15s ease}
.nav-group.open>button::after{transform:rotate(180deg)}
.nav-menu{display:none!important;position:absolute;top:calc(100% + 4px);left:0;min-width:245px;padding:8px;background:#fff;border:1px solid #dfe3e6;border-radius:8px;box-shadow:0 12px 30px rgba(0,0,0,.14);z-index:6000}
.nav-group.open>.nav-menu{display:block!important}
.nav-menu a{display:block;padding:9px 11px;border-radius:5px;text-decoration:none}
.nav-menu a:hover,.nav-menu a:focus{background:#f2f4f5}
.nav-cta{background:#111417!important;color:#fff!important;border-radius:5px!important;padding:11px 14px!important;font-weight:800!important}
@media(max-width:1040px){
 .site-nav>a,.nav-group>button{padding:9px 6px;font-size:14px}
}
@media(max-width:860px){
 .header-inner{min-height:68px;flex-wrap:wrap;padding:10px 0}
 .menu-toggle{display:inline-block}
 .site-nav{display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;padding:8px 0 12px}
 .site-nav.mobile-open{display:flex}
 .site-nav>a,.nav-group>button{width:100%;justify-content:space-between;padding:12px 4px;border-bottom:1px solid #eef0f1}
 .nav-group{width:100%}
 .nav-menu{position:static!important;min-width:0;box-shadow:none;border:0;border-left:2px solid #dfe3e6;border-radius:0;margin:0 0 6px 8px;padding:2px 0 2px 8px}
 .nav-menu a{padding:9px 8px}
 .nav-cta{text-align:center!important;justify-content:center!important;margin-top:8px}
}

/* Cross-browser header hardening: Chrome / Firefox / Safari */
.site-header,
.site-header *{box-sizing:border-box}

.site-header{
  position:sticky;
  top:0;
  z-index:9999;
  width:100%;
  background:#fff;
  border-bottom:1px solid #dfe3e6;
  -webkit-font-smoothing:antialiased;
}

.header-inner{
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  min-height:74px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  flex-wrap:nowrap;
}

.site-brand{
  flex:0 0 auto;
  display:block;
  font-weight:900;
  font-size:22px;
  line-height:1;
  letter-spacing:.06em;
  text-decoration:none;
  white-space:nowrap;
}

.site-nav{
  flex:1 1 auto;
  min-width:0;
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:2px;
  flex-wrap:nowrap;
  overflow:visible;
}

.site-nav>a,
.nav-group>button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:9px 8px;
  margin:0;
  border:0;
  border-radius:0;
  background:transparent;
  color:inherit;
  font-family:inherit;
  font-size:14px;
  font-weight:400;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  white-space:nowrap;
  appearance:none;
  -webkit-appearance:none;
}

.nav-group{
  position:relative;
  flex:0 0 auto;
}

.nav-group>button::after{
  content:"▾";
  display:inline-block;
  margin-left:5px;
  font-size:10px;
  line-height:1;
}

.nav-menu{
  display:none !important;
  position:absolute !important;
  top:100% !important;
  left:0 !important;
  width:max-content;
  min-width:245px;
  max-width:320px;
  margin:4px 0 0 0;
  padding:8px;
  background:#fff;
  border:1px solid #dfe3e6;
  border-radius:8px;
  box-shadow:0 12px 30px rgba(0,0,0,.14);
  z-index:10000;
  overflow:visible;
}

.nav-group.open>.nav-menu{
  display:block !important;
}

.nav-menu a{
  display:block;
  width:100%;
  padding:9px 11px;
  margin:0;
  border-radius:5px;
  color:#111;
  text-decoration:none;
  white-space:nowrap;
}

.nav-menu a:hover,
.nav-menu a:focus{
  background:#f2f4f5;
}

.nav-cta{
  flex:0 0 auto;
  background:#111417 !important;
  color:#fff !important;
  border-radius:5px !important;
  padding:11px 14px !important;
  font-weight:800 !important;
}

.menu-toggle{
  display:none;
  flex:0 0 auto;
  border:1px solid #cfd4d8;
  background:#fff;
  border-radius:6px;
  padding:9px 12px;
  font-family:inherit;
  font-size:14px;
  font-weight:800;
  cursor:pointer;
  appearance:none;
  -webkit-appearance:none;
}

@media (max-width:1100px){
  .header-inner{gap:12px}
  .site-nav>a,.nav-group>button{padding:9px 6px;font-size:13px}
  .nav-cta{padding:10px 11px !important}
}

@media (max-width:900px){
  .header-inner{
    min-height:66px;
    flex-wrap:wrap;
    padding:10px 0;
  }
  .menu-toggle{display:inline-flex;align-items:center}
  .site-nav{
    display:none;
    flex:0 0 100%;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    overflow:visible;
  }
  .site-nav.mobile-open{display:flex}
  .site-nav>a,
  .nav-group>button{
    width:100%;
    justify-content:space-between;
    padding:12px 4px;
    border-bottom:1px solid #eef0f1;
  }
  .nav-group{width:100%}
  .nav-menu{
    position:static !important;
    width:100%;
    max-width:none;
    min-width:0;
    margin:0 0 6px 8px;
    padding:3px 0 3px 8px;
    border:0;
    border-left:2px solid #dfe3e6;
    border-radius:0;
    box-shadow:none;
  }
  .nav-menu a{
    white-space:normal;
    padding:9px 8px;
  }
  .nav-cta{
    width:100%;
    justify-content:center !important;
    margin-top:8px;
  }
}

.nav-supplies{
  flex:0 0 auto;
  border:1px solid #111417 !important;
  color:#111417 !important;
  background:#fff !important;
  border-radius:5px !important;
  padding:10px 13px !important;
  font-weight:800 !important;
}
.nav-supplies:hover,.nav-supplies:focus{
  background:#f2f4f5 !important;
}
@media(max-width:900px){
  .nav-supplies{
    width:100%;
    justify-content:center !important;
    margin-top:6px;
  }
}