:root{--silca-primary:#0D6566;--silca-dark:#122332;--silca-teal:#00a9b7;--silca-accent:#00b5b0;--silca-text:#1d2b3a;--silca-muted:#667085;--silca-border:#d7dde3;--silca-bg:#f4f6fb;--silca-white:#ffffff;--silca-highlight:#029292;--font-heading:'Montserrat',sans-serif;--font-body:'Montserrat',sans-serif;--font-nav:'Montserrat',sans-serif;}*{box-sizing:border-box;}body{margin:0;font-family:var(--font-body);color:var(--silca-text);background:var(--silca-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}a{color:inherit;text-decoration:none;}img{max-width:100%;height:auto;}@keyframes silcaFadeUp{from{opacity:0;transform:translateY(36px);}to{opacity:1;transform:translateY(0);}}.silca-fade-up{opacity:0;transform:translateY(36px);transition:opacity .7s ease,transform .7s ease;}.silca-fade-up.is-visible{opacity:1;transform:translateY(0);}.silca-header{position:sticky;top:0;width:100%;z-index:9999;background:var(--silca-white);box-shadow:0 8px 28px 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