*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;color-scheme:light}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f7f9fc;color:#152033;line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:0;background:none}
img{display:block;max-width:100%}
:focus-visible{outline:2px solid #2563eb;outline-offset:3px;border-radius:6px}

.site-nav{position:fixed;top:0;left:0;right:0;z-index:20;height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,4vw,56px);background:rgba(255,255,255,.92);border-bottom:1px solid #e6edf6;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:box-shadow .2s ease}
.nav-scrolled{box-shadow:0 10px 28px rgba(15,23,42,.08)}
.brand{display:flex;align-items:center;gap:13px;font-weight:900;text-transform:uppercase;letter-spacing:.18em;color:#111827;font-size:18px;white-space:nowrap}
.brand img{width:46px;height:46px;border-radius:10px;object-fit:contain}
.brand strong{color:#2563eb;font-weight:900}
.nav-links{display:flex;align-items:center;gap:28px;color:#64748b;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.nav-links a:hover{color:#2563eb}

.section-shell{width:100%;max-width:1180px;margin:0 auto;padding:0 clamp(18px,3vw,28px)}
.hero-section{position:relative;overflow:hidden;padding:112px 0 76px;background:linear-gradient(180deg,#eef6ff 0%,#f8fbff 70%,#ffffff 100%);border-bottom:1px solid #e6edf6}
.hero-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(37,99,235,.075) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.075) 1px,transparent 1px);background-size:54px 54px;pointer-events:none}
.hero-layout{position:relative;display:block}.hero-copy{max-width:860px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:#2563eb;font-size:12px;font-weight:900;letter-spacing:.13em;text-transform:uppercase}
.eyebrow span{width:7px;height:7px;border-radius:999px;background:#2563eb;box-shadow:0 0 0 5px rgba(37,99,235,.12)}
.hero-copy h1{max-width:860px;margin-top:16px;color:#0f172a;font-size:clamp(42px,6vw,72px);line-height:.98;font-weight:950;letter-spacing:0}
.hero-lead{max-width:820px;margin-top:22px;color:#46566e;font-size:18px;line-height:1.68;font-weight:620}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.primary-action,.secondary-action{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 18px;border-radius:8px;font-size:14px;font-weight:900;text-transform:uppercase;letter-spacing:.06em}
.primary-action{background:#2563eb;color:#fff;box-shadow:0 14px 30px rgba(37,99,235,.22)}
.primary-action:hover{background:#1d4ed8}
.secondary-action{border:1px solid #cad7ea;background:#fff;color:#1e293b}
.secondary-action:hover{border-color:#2563eb;color:#2563eb}
.trust-strip{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.trust-strip span{padding:7px 10px;border:1px solid #dbe7f6;border-radius:999px;background:rgba(255,255,255,.78);color:#334155;font-size:12px;font-weight:800}
.applications-section,.capabilities-section,.products-section{padding:54px 0;background:#fff}
.capabilities-section{background:#f7f9fc;border-top:1px solid #e6edf6;border-bottom:1px solid #e6edf6}
.section-heading-row{max-width:760px;margin-bottom:24px}
.section-heading-row h2,.capability-layout h2,.catalog-header h2{margin-top:10px;color:#0f172a;font-size:clamp(30px,4vw,44px);line-height:1.08;font-weight:950;letter-spacing:0}
.application-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.application-grid article{border:1px solid #e2e8f0;border-radius:8px;background:#fff;padding:20px;min-height:190px;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}
.application-grid article:hover{border-color:#93c5fd;box-shadow:0 16px 38px rgba(15,23,42,.08);transform:translateY(-2px)}
.application-grid span{color:#2563eb;font-size:12px;font-weight:950;letter-spacing:.14em}
.application-grid h3{margin-top:18px;color:#0f172a;font-size:20px;line-height:1.15;font-weight:950}
.application-grid p{margin-top:10px;color:#64748b;font-size:14px;line-height:1.6;font-weight:600}
.capability-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1fr);gap:34px;align-items:start}
.capability-layout p:not(.eyebrow){margin-top:16px;color:#64748b;font-size:16px;line-height:1.7;font-weight:600}
.capability-list{display:grid;gap:10px}
.capability-list div{display:grid;grid-template-columns:180px 1fr;gap:16px;align-items:start;border:1px solid #e2e8f0;border-radius:8px;background:#fff;padding:16px}
.capability-list strong{color:#0f172a;font-size:15px;font-weight:950}
.capability-list span{color:#64748b;font-size:14px;line-height:1.55;font-weight:600}
.catalog-header{max-width:760px;margin:0 auto 24px;text-align:center}
.catalog-header p:not(.eyebrow){margin-top:10px;color:#64748b;font-size:16px;line-height:1.55;font-weight:600}
.filter-bar{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;margin-bottom:30px}
.filter-btn{min-height:38px;padding:8px 17px;border-radius:999px;border:1px solid #dbe3ef;background:#fff;color:#64748b;font-size:12px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;transition:border-color .2s,color .2s,background .2s}
.filter-btn:hover{border-color:#2563eb;color:#2563eb}
.filter-btn.is-active{border-color:#2563eb!important;background:#eff6ff!important;color:#2563eb!important}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.prod-card{display:flex;flex-direction:column;background:#fff;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;cursor:pointer;transition:border-color .2s,box-shadow .2s,transform .2s}
.prod-card:hover{border-color:#2563eb;box-shadow:0 16px 40px rgba(37,99,235,.12);transform:translateY(-3px)}
.prod-card.hidden{display:none!important}
.prod-img-wrap{position:relative;aspect-ratio:16/11;overflow:hidden;background:#f8fafc}
.prod-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.prod-card:hover .prod-img-wrap img{transform:scale(1.04)}
.tag-pill{position:absolute;top:12px;left:12px;padding:3px 10px;border-radius:100px;font-size:10px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.prod-purity{position:absolute;top:12px;right:12px;font-size:11px;font-weight:900;background:#059669;color:#fff;padding:4px 10px;border-radius:100px;letter-spacing:.05em;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.prod-body{padding:18px;display:flex;flex-direction:column;gap:9px;flex:1}
.prod-name{font-size:24px;font-weight:950;color:#0f172a;letter-spacing:0;line-height:1.1}
.prod-subtitle{font-size:12px;font-weight:900;color:#047857}
.prod-desc{font-size:13px;color:#475569;line-height:1.62;flex:1;font-weight:580}
.prod-specs{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #eef2f7;padding-top:13px;gap:7px}
.prod-specs dt{font-size:9px;font-weight:900;text-transform:uppercase;letter-spacing:.14em;color:#94a3b8;margin-bottom:2px}
.prod-specs dd{font-size:13px;font-weight:800;color:#1e293b}
.custom-supply{margin-top:34px;border:1px solid #dbeafe;border-radius:10px;background:linear-gradient(135deg,#eff6ff 0%,#fff 100%);padding:28px}
.custom-supply h3{margin-top:8px;color:#0f172a;font-size:26px;line-height:1.15;font-weight:950}
.custom-supply p:not(.eyebrow){max-width:880px;margin-top:10px;color:#475569;font-size:15px;line-height:1.65;font-weight:600}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
.fadein{animation:fadein .6s ease both}
@keyframes fadein{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.fadein{animation:none}}
@media(max-width:1024px){.capability-layout{grid-template-columns:1fr}.application-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){.site-nav{height:68px}.nav-links{display:none}.hero-section{padding:96px 0 42px}.hero-copy h1{font-size:40px}.hero-lead{font-size:16px}.hero-actions{flex-direction:column}.primary-action,.secondary-action{width:100%}.application-grid,.product-grid{grid-template-columns:1fr}.capability-list div{grid-template-columns:1fr;gap:6px}.custom-supply{padding:22px}}

/* B2B sourcing landing page polish */
:root{--sg-primary:#0f766e;--sg-primary-dark:#115e59;--sg-mint:#ecfdf5;--sg-gold:#f59e0b;--sg-ink:#0f172a;--sg-text:#243044;--sg-muted:#66758a;--sg-line:#d9e3ee;--sg-bg:#f5f8fb;--sg-shadow:0 24px 64px rgba(15,23,42,.11)}
body{background:var(--sg-bg);color:var(--sg-text);padding-bottom:88px}
:focus-visible{outline-color:var(--sg-primary)}
.site-nav{background:rgba(255,255,255,.9);border-bottom-color:rgba(217,227,238,.86);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.nav-scrolled{background:rgba(255,255,255,.96);box-shadow:0 12px 32px rgba(15,23,42,.08)}
.brand{letter-spacing:.16em}.brand strong,.nav-links a:hover,.eyebrow{color:var(--sg-primary)}
.nav-links a{position:relative;padding:8px 0}.nav-links a:after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:999px;background:var(--sg-primary);opacity:0;transform:scaleX(.5);transition:opacity .18s,transform .18s}.nav-links a:hover:after{opacity:1;transform:scaleX(1)}
.eyebrow span{background:var(--sg-primary);box-shadow:0 0 0 6px rgba(15,118,110,.13)}
.hero-section{padding:118px 0 70px;background:radial-gradient(circle at 12% 18%,rgba(20,184,166,.2),transparent 28%),linear-gradient(180deg,#f0fbf8 0%,#f8fafc 62%,#fff 100%);border-bottom-color:#e7edf5}
.hero-bg-grid{background-image:linear-gradient(rgba(15,118,110,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(15,118,110,.07) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,#000 0%,transparent 86%)}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,.72fr);gap:36px;align-items:start}
.hero-copy{max-width:760px}
.hero-copy h1{font-size:clamp(48px,6vw,76px);line-height:.96;color:var(--sg-ink)}
.hero-lead{max-width:720px;color:#46566e;font-size:18px;font-weight:650}
.primary-action,.secondary-action,.quote-cta,.custom-cta{border-radius:8px;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s,color .18s}
.primary-action,.quote-cta,.custom-cta{background:var(--sg-primary);color:#fff;box-shadow:0 16px 34px rgba(15,118,110,.24)}
.primary-action:hover,.quote-cta:hover,.custom-cta:hover{background:var(--sg-primary-dark);transform:translateY(-1px);box-shadow:0 20px 40px rgba(15,118,110,.28)}
.secondary-action{border:1px solid rgba(15,118,110,.26);background:#fff;color:var(--sg-primary)}
.secondary-action:hover{border-color:var(--sg-primary);color:var(--sg-primary-dark);box-shadow:0 14px 30px rgba(15,118,110,.1)}
.trust-strip span{border-color:rgba(15,118,110,.2);background:rgba(255,255,255,.82);color:#31534d}
.hero-quote-card{position:relative;overflow:hidden;border:1px solid rgba(15,118,110,.2);border-radius:8px;background:linear-gradient(135deg,#fff 0%,#f0fdfa 100%);padding:22px;box-shadow:var(--sg-shadow)}
.hero-quote-card:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--sg-primary),var(--sg-gold))}
.quote-card-head{display:grid;gap:7px;margin-bottom:18px}.quote-card-head span{color:var(--sg-primary);font-size:12px;font-weight:950;letter-spacing:.12em;text-transform:uppercase}.quote-card-head strong{color:var(--sg-ink);font-size:25px;line-height:1.12;font-weight:950}
.quote-fields{display:grid;gap:10px}.quote-fields div{display:grid;grid-template-columns:34px 1fr;column-gap:11px;align-items:start;border:1px solid rgba(217,227,238,.92);border-radius:8px;background:rgba(255,255,255,.78);padding:14px}.quote-fields span{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:999px;background:var(--sg-mint);color:var(--sg-primary);font-size:11px;font-weight:950}.quote-fields strong{color:var(--sg-ink);font-size:15px;font-weight:950}.quote-fields p{grid-column:2;margin-top:3px;color:#64748b;font-size:13px;line-height:1.45;font-weight:650}
.quote-cta,.custom-cta{display:flex;align-items:center;justify-content:center;min-height:50px;margin-top:14px;padding:12px 16px;font-size:14px;font-weight:950;text-transform:uppercase;letter-spacing:.06em}.quote-safe-note{margin-top:12px;color:#66758a;font-size:12px;line-height:1.45;font-weight:700}
.quality-section,.process-section{padding:56px 0;background:#fff}.quality-section{border-bottom:1px solid #e7edf5}.quality-layout{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:34px;align-items:start}.quality-layout h2{margin-top:10px;color:var(--sg-ink);font-size:clamp(30px,4vw,46px);line-height:1.06;font-weight:950}.quality-layout p:not(.eyebrow){margin-top:14px;color:#64748b;font-size:16px;line-height:1.7;font-weight:650}
.quality-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.quality-grid article{min-height:132px;border:1px solid var(--sg-line);border-radius:8px;background:#f8fbfa;padding:18px;box-shadow:0 12px 28px rgba(15,23,42,.045)}.quality-grid strong{display:block;color:var(--sg-primary);font-size:31px;line-height:1;font-weight:950}.quality-grid span{display:block;margin-top:12px;color:#334155;font-size:14px;font-weight:850}
.applications-section,.products-section{padding:58px 0}.capabilities-section,.process-section{background:#f5f8fb;border-top:1px solid #e7edf5;border-bottom:1px solid #e7edf5}.section-heading-row h2,.capability-layout h2,.catalog-header h2{color:var(--sg-ink)}
.application-grid article,.capability-list div,.prod-card{border-color:var(--sg-line);box-shadow:0 10px 28px rgba(15,23,42,.035)}.application-grid article:hover,.prod-card:hover{border-color:var(--sg-primary);box-shadow:0 18px 42px rgba(15,118,110,.13)}
.application-grid span,.prod-subtitle{color:var(--sg-primary)}
.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.process-grid article{position:relative;min-height:188px;border:1px solid var(--sg-line);border-radius:8px;background:#fff;padding:20px;box-shadow:0 12px 30px rgba(15,23,42,.045)}.process-grid span{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;background:var(--sg-primary);color:#fff;font-size:13px;font-weight:950}.process-grid h3{margin-top:18px;color:var(--sg-ink);font-size:19px;line-height:1.15;font-weight:950}.process-grid p{margin-top:10px;color:#64748b;font-size:14px;line-height:1.58;font-weight:650}
.filter-btn:hover{border-color:var(--sg-primary);color:var(--sg-primary)}.filter-btn.is-active{border-color:var(--sg-primary)!important;background:var(--sg-mint)!important;color:var(--sg-primary)!important}
.prod-purity{background:var(--sg-primary)}.prod-specs{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.prod-specs dd{font-size:12px}
.custom-supply{border-color:rgba(15,118,110,.22);border-radius:8px;background:linear-gradient(135deg,#f0fdfa 0%,#fff 100%);box-shadow:0 16px 42px rgba(15,118,110,.08)}.custom-cta{width:fit-content;min-width:230px}
.floating-contact{position:fixed;right:22px;bottom:22px;z-index:60}.floating-contact a{display:flex;flex-direction:column;justify-content:center;min-width:286px;min-height:58px;padding:10px 20px;border-radius:999px;background:#25d366;color:#fff;box-shadow:0 18px 42px rgba(15,23,42,.22)}.floating-contact strong{font-size:14px;line-height:1.1;font-weight:950;letter-spacing:.05em;text-transform:uppercase}.floating-contact span{margin-top:3px;font-size:12px;font-weight:700;opacity:.94}
@media(max-width:1100px){.hero-layout,.quality-layout{grid-template-columns:1fr}.hero-copy{max-width:900px}.process-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){body{padding-bottom:106px}.site-nav{height:68px;padding:0 18px}.brand{font-size:15px;letter-spacing:.12em}.brand img{width:42px;height:42px}.hero-section{padding:92px 0 34px}.hero-layout{gap:20px}.hero-copy h1{font-size:38px;line-height:1}.hero-lead{font-size:15px;line-height:1.62;margin-top:16px}.hero-actions{gap:10px;margin-top:20px}.primary-action,.secondary-action{min-height:48px}.trust-strip{margin-top:16px}.trust-strip span{font-size:11px}.hero-quote-card{padding:18px}.quote-card-head strong{font-size:21px}.quote-fields div{grid-template-columns:30px 1fr;padding:12px}.quote-cta{min-height:48px}.quality-section,.applications-section,.capabilities-section,.process-section,.products-section{padding:38px 0}.quality-grid,.application-grid,.process-grid,.product-grid{grid-template-columns:1fr}.quality-grid article{min-height:auto}.capability-list div{grid-template-columns:1fr}.catalog-header{text-align:left}.filter-bar{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}.filter-btn{white-space:nowrap}.prod-card{border-radius:8px}.prod-name{font-size:22px}.prod-specs{grid-template-columns:repeat(3,minmax(0,1fr))}.custom-supply{padding:20px}.custom-cta{width:100%;min-width:0}.floating-contact{left:0;right:0;bottom:0;padding:14px 16px;background:linear-gradient(180deg,rgba(245,248,251,0),rgba(245,248,251,.96) 28%,#f5f8fb 100%)}.floating-contact a{width:100%;min-width:0;min-height:58px;border-radius:18px;align-items:center;text-align:center}.floating-contact strong{font-size:15px}.floating-contact span{font-size:12px}}
body{padding-bottom:0}.floating-contact{display:none!important}
@media(max-width:760px){
  .filter-bar{justify-content:center;flex-wrap:wrap;overflow-x:visible;gap:16px 14px;padding-bottom:0;margin-bottom:28px}
  .filter-btn{flex:0 1 calc(50% - 10px);max-width:278px;min-height:60px;padding:13px 18px;white-space:normal;border-radius:999px;font-size:13px;letter-spacing:.14em}
  .filter-btn:nth-child(5){flex-basis:58%;max-width:220px}
}