#natsource-header{--nsh-navy:#0e273d;--nsh-teal:#28798a;--nsh-lime:#d8ed99;--nsh-muted:#536d77;--nsh-pale:#f0f5e8;--nsh-line:#dce5df;display:block;position:relative;z-index:40;width:100%;background:#fff;color:var(--nsh-navy);font-family:'Noto Sans',Arial,sans-serif;font-size:14px;line-height:1.5;text-align:left;color-scheme:light}#natsource-header,#natsource-header *{box-sizing:border-box}#natsource-header a{color:inherit;text-decoration:none}#natsource-header button,#natsource-header summary{font:inherit;color:inherit;letter-spacing:normal;text-transform:none;cursor:pointer}#natsource-header a:focus-visible,#natsource-header button:focus-visible,#natsource-header summary:focus-visible{outline:3px solid var(--nsh-teal);outline-offset:4px}#natsource-header .nsh-wrap{width:min(1200px,calc(100% - 112px));margin:0 auto}#natsource-header .nsh-top{background:var(--nsh-navy);color:#e2edf0}#natsource-header .nsh-top-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:6px 0}#natsource-header .nsh-contact{display:flex;align-items:center;gap:24px;font-size:11px}#natsource-header .nsh-contact a:hover{text-decoration:underline;text-underline-offset:3px}#natsource-header .nsh-tagline{font-size:9px;letter-spacing:.13em;text-transform:uppercase;color:#b6cdd2}#natsource-header .nsh-main{border-bottom:1px solid #e4e9e5}#natsource-header .nsh-row{display:grid;grid-template-columns:185px 1fr auto;align-items:center;gap:30px;min-height:86px;padding:15px 0}#natsource-header .nsh-home{display:block;width:185px;flex-shrink:0}#natsource-header .nsh-logo{display:block;width:100%;max-width:100%;height:auto;margin:0}#natsource-header .nsh-navigation{display:flex;align-items:center;justify-content:flex-end;gap:26px;min-width:0}#natsource-header .nsh-navigation>details{position:static}#natsource-header summary{display:flex;align-items:center;justify-content:space-between;gap:9px;min-height:44px;padding:10px 0;list-style:none;font-size:14px;font-weight:500;white-space:nowrap;border:0;background:0 0}#natsource-header summary::-webkit-details-marker{display:none}#natsource-header summary::marker{content:''}#natsource-header .nsh-about{display:flex;align-items:center;min-height:44px;font-size:14px;font-weight:500;white-space:nowrap}#natsource-header summary:hover,#natsource-header details[open]>summary,#natsource-header .nsh-about:hover{color:var(--nsh-teal)}#natsource-header details[open]>summary{box-shadow:inset 0 -2px var(--nsh-teal)}#natsource-header .nsh-chevron{display:block;width:6px;height:6px;flex-shrink:0;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);margin:0 2px}#natsource-header details[open]>summary .nsh-chevron{transform:translateY(1px) rotate(225deg)}#natsource-header .nsh-actions{display:flex;align-items:center;gap:24px}#natsource-header .nsh-cta{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:46px;padding:13px 20px;border-radius:3px;border:1px solid transparent;background:var(--nsh-lime);color:#163a36;font-size:12px;font-weight:700;white-space:nowrap}#natsource-header .nsh-cta:hover{background:#e8f5be;color:#163a36}#natsource-header .nsh-cta>span{font-size:20px;line-height:1;font-weight:400}#natsource-header .nsh-language{position:relative}#natsource-header .nsh-language summary{gap:7px}#natsource-header .nsh-globe{display:block;flex-shrink:0}#natsource-header .nsh-language-list{position:absolute;top:calc(100% + 12px);right:0;z-index:3;background:#fff;border:1px solid #dce5df;border-radius:4px;box-shadow:0 12px 28px #0e273d1c;padding:6px;width:180px}#natsource-header .nsh-language-list a{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px;padding:10px 12px;border-radius:2px;font-size:13px}#natsource-header .nsh-language-list a:hover,#natsource-header .nsh-language-list [aria-current]{background:#eef4e4;color:var(--nsh-navy)}#natsource-header .nsh-mega{position:absolute;z-index:2;top:100%;left:50%;transform:translateX(-50%);width:min(1000px,calc(100% - 112px));padding:20px;background:#fff;border:1px solid var(--nsh-line);border-top:2px solid var(--nsh-teal);box-shadow:0 8px 18px #0e273d12}#natsource-header .nsh-range{width:43%;margin:0}#natsource-header .nsh-range>summary{position:relative;min-height:69px;white-space:normal;padding:0 14px;border-left:2px solid transparent;border-bottom:1px solid var(--nsh-line);transition:background-color .18s ease,border-color .18s ease}#natsource-header .nsh-range:last-child>summary{border-bottom-color:transparent}#natsource-header .nsh-range[open]>summary{background:var(--nsh-pale);border-left-color:var(--nsh-teal);box-shadow:none;color:var(--nsh-navy)}#natsource-header .nsh-category{display:block;flex:1;min-width:0;padding:11px 0}#natsource-header .nsh-category strong{display:block;font-size:14px;font-weight:600;line-height:1.5}#natsource-header .nsh-category>span{display:block;font-size:11px;font-weight:400;line-height:1.5;color:var(--nsh-muted);margin-top:3px}#natsource-header .nsh-category:hover strong{color:var(--nsh-teal)}#natsource-header .nsh-range>summary>.nsh-chevron{transform:rotate(-45deg)}#natsource-header .nsh-range[open]>summary>.nsh-chevron{transform:rotate(-45deg)}#natsource-header .nsh-range-content{position:absolute;left:calc(43% + 20px);right:20px;top:20px;bottom:20px;border-left:1px solid var(--nsh-line);padding-left:24px;overflow:auto;overscroll-behavior:contain}#natsource-header .nsh-eyebrow{font-size:10px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;line-height:1.5;color:var(--nsh-teal)}#natsource-header .nsh-range-heading{padding:3px 8px 12px}#natsource-header .nsh-range-heading p{font-family:Oxygen,Arial,sans-serif;font-size:23px;line-height:1.3;color:var(--nsh-navy);margin:7px 0 0}#natsource-header .nsh-product-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 12px}#natsource-header .nsh-product-link{display:block;min-height:61px;padding:8px;transition:background-color .18s ease}#natsource-header .nsh-product-link strong{display:block;font-size:13px;font-weight:600;line-height:1.5;color:var(--nsh-navy)}#natsource-header .nsh-product-link>span{display:block;font-size:11px;line-height:1.5;color:var(--nsh-muted);margin-top:3px}#natsource-header .nsh-product-link:hover{background:var(--nsh-pale)}#natsource-header .nsh-range-all{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px;padding:10px 8px;margin-top:10px;border-top:1px solid var(--nsh-line);font-size:12px;font-weight:600;color:var(--nsh-teal)}#natsource-header .nsh-range-all:hover{text-decoration:underline;text-underline-offset:3px}#natsource-header .nsh-range-mobile-name,#natsource-header .nsh-back{display:none}#natsource-header .nsh-resources{position:relative!important}#natsource-header .nsh-resource-list{position:absolute;z-index:3;right:0;top:calc(100% + 12px);width:290px;max-width:calc(100vw - 36px);background:#fff;border:1px solid #dce5df;border-top:3px solid var(--nsh-teal);box-shadow:0 12px 28px #0e273d1c;padding:8px}#natsource-header .nsh-resource-list a{display:flex;align-items:center;min-height:44px;padding:11px 12px;font-size:13px;white-space:normal;line-height:1.5}#natsource-header .nsh-resource-list a:hover{background:#f0f5e8}#natsource-header .nsh-mobile-cta,#natsource-header .nsh-mobile-toggle{display:none}#natsource-header [hidden]{display:none!important}@media(max-width:1200px){#natsource-header .nsh-wrap{width:calc(100% - 64px)}#natsource-header .nsh-mega{width:min(1000px,calc(100% - 64px))}#natsource-header .nsh-row{gap:20px;grid-template-columns:170px 1fr auto}#natsource-header .nsh-home{width:170px}#natsource-header .nsh-navigation,#natsource-header .nsh-actions{gap:18px}#natsource-header .nsh-cta{padding:12px 15px;gap:15px}#natsource-header .nsh-navigation>details>summary,#natsource-header .nsh-about{font-size:13px}}@media(max-width:1024px){#natsource-header .nsh-wrap{width:calc(100% - 44px)}#natsource-header .nsh-tagline{display:none}#natsource-header .nsh-row{grid-template-columns:1fr auto;gap:0 18px;min-height:76px;padding:12px 0}#natsource-header .nsh-home{width:160px;grid-column:1;grid-row:1}#natsource-header .nsh-actions{grid-column:2;grid-row:1;gap:18px}#natsource-header .nsh-desktop-cta{display:none}#natsource-header .nsh-navigation{grid-column:1/-1;grid-row:2;flex-direction:column;align-items:stretch;gap:0;padding:8px 0}#natsource-header.nsh-enhanced[data-nsh-mobile-open=false] .nsh-navigation{display:none}#natsource-header .nsh-navigation>details,#natsource-header .nsh-resources{position:static!important}#natsource-header .nsh-navigation>details>summary,#natsource-header .nsh-about{min-height:48px;font-size:15px;white-space:normal}#natsource-header .nsh-mobile-toggle{display:flex;align-items:center;gap:9px;min-height:44px;padding:6px 0;border:0;border-radius:0;background:0 0;font-size:13px;box-shadow:none;font-weight:500}#natsource-header .nsh-burger{position:relative;display:block;width:18px;height:12px;border-top:1.5px solid currentColor;border-bottom:1.5px solid currentColor}#natsource-header .nsh-burger:before{content:'';position:absolute;left:0;right:0;top:4px;border-top:1.5px solid currentColor}#natsource-header .nsh-mobile-cta{display:flex;justify-content:space-between;margin-top:15px}#natsource-header .nsh-navigation>details>summary,#natsource-header .nsh-about{border-bottom:1px solid var(--nsh-line)}#natsource-header .nsh-navigation>details[open]>summary{box-shadow:none}#natsource-header .nsh-mega{position:static;transform:none;width:100%;padding:0;margin:0 0 8px;border:0;box-shadow:none}#natsource-header .nsh-range{width:100%}#natsource-header .nsh-range>summary{min-height:48px;padding:9px 10px;border:0;border-bottom:1px solid var(--nsh-line);font-size:14px;gap:12px}#natsource-header .nsh-range[open]>summary{border-left:0}#natsource-header .nsh-range .nsh-category{display:none}#natsource-header .nsh-range-mobile-name{display:block;font-weight:500;overflow-wrap:anywhere}#natsource-header .nsh-range>summary>.nsh-chevron{transform:translateY(-2px) rotate(45deg)}#natsource-header .nsh-range[open]>summary>.nsh-chevron{transform:translateY(1px) rotate(225deg)}#natsource-header .nsh-range-content{position:static;padding:2px 10px 6px;border-left:0;overflow:visible}#natsource-header .nsh-range-heading{display:none}#natsource-header .nsh-product-list{grid-template-columns:minmax(0,1fr);gap:0}#natsource-header .nsh-product-link{min-height:44px;padding:9px 8px;border-bottom:1px solid var(--nsh-line)}#natsource-header .nsh-product-link strong{font-size:13px;overflow-wrap:anywhere}#natsource-header .nsh-product-link>span{font-size:11px}#natsource-header .nsh-range-all{font-size:12px;margin-top:0;border-top:0;white-space:normal}#natsource-header .nsh-back{display:flex;align-items:center;gap:8px;min-height:44px;padding:8px 10px;border:0;background:0 0;font-size:11px;color:var(--nsh-muted);box-shadow:none}#natsource-header .nsh-resource-list{position:static;width:100%;max-width:none;border:0;box-shadow:none;padding:5px;margin:0 0 8px}#natsource-header .nsh-language-list{top:calc(100% + 8px)}}@media(max-width:650px){#natsource-header .nsh-top-inner{min-height:29px}#natsource-header .nsh-contact{font-size:10px;flex-wrap:wrap;gap:4px 16px}#natsource-header .nsh-contact a{white-space:nowrap}}@media(max-width:390px){#natsource-header .nsh-wrap{width:calc(100% - 28px)}#natsource-header .nsh-row{gap:0 8px}#natsource-header .nsh-home{width:136px}#natsource-header .nsh-actions{gap:12px}#natsource-header .nsh-language summary{font-size:12px;gap:5px}#natsource-header .nsh-mobile-toggle{font-size:12px;gap:7px}#natsource-header .nsh-globe{width:15px;height:15px}}@media(prefers-reduced-motion:reduce){#natsource-header *,#natsource-header *:before,#natsource-header *:after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}