/* Shared header contract. Keep copies identical using sync-network-header.py. */
#network-header {
  position: sticky; top: 0; z-index: 100; margin: 0; padding: 0;
  border: 0; border-bottom: 1px solid #dfe8e7; background: #fff;
  backdrop-filter: none; color: #33545b;
  font: 400 14px/1.5 Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0; -webkit-font-smoothing: antialiased;
}
#network-header *, #network-header *::before, #network-header *::after { box-sizing: border-box; letter-spacing: 0; }
#network-header .network-masthead, #network-header .network-nav {
  width: min(1160px, calc(100% - 48px)); max-width: none;
  margin: 0 auto; padding: 0;
}
#network-header .network-masthead {
  display: grid; grid-template-columns: 240px minmax(0, 1fr) auto;
  grid-template-rows: 78px; align-items: center; gap: 0 24px; min-height: 78px;
}
#network-header .network-brand {
  grid-column: 1; display: flex; flex-direction: column; gap: 3px;
  width: 240px; max-width: 100%; min-width: 0; margin: 0; padding: 0;
  color: #176c78; text-decoration: none; line-height: 1.15;
}
#network-header .network-name { margin: 0; color: #176c78; font-size: 23px; line-height: 1.15; font-weight: 700; }
#network-header .network-tagline { max-width: none; margin: 0; color: #66717a; font-size: 10px; line-height: 14px; font-weight: 400; }
#network-header .network-actions { grid-column: 3; display: flex; flex-wrap: nowrap; align-items: center; gap: 12px; margin: 0; min-width: 0; }
#network-header .network-language { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; padding: 0; color: #176c78; background: transparent; font-size: 13px; line-height: 20px; font-weight: 600; text-decoration: none; }
#network-header .network-contact { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 18px; border: 1px solid #aecfce; border-radius: 8px; background: #fff; font-size: 14px; line-height: 22px; font-weight: 600; color: #176c78; }
#network-header .network-toggle { display: none; align-items: center; justify-content: center; width: 44px; height: 44px; padding: 10px; border: 1px solid #aecfce; border-radius: 8px; background: #fff; color: #176c78; cursor: pointer; }
#network-header .network-toggle svg { display: block; width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
#network-header .network-toggle:hover, #network-header .network-toggle[aria-expanded="true"] { background: #eef6f5; border-color: #22808d; }
#network-header .network-nav { display: block; min-height: 44px; border: 0; border-top: 1px solid #edf2f1; background: #fff; }
#network-header .network-links { display: flex; flex-direction: row; flex-wrap: nowrap; align-items: center; gap: 0 24px; min-height: 43px; width: 100%; margin: 0; padding: 0; list-style: none; border: 0; }
#network-header .network-links > li { margin: 0; padding: 0; }
#network-header .network-links a { display: inline-flex; align-items: center; gap: 6px; min-height: 43px; margin: 0; padding: 11px 0; font-size: 14px; line-height: 21px; font-weight: 500; color: #33545b; text-decoration: none; white-space: nowrap; }
#network-header .network-links a:hover, #network-header .network-links a[aria-current="page"], #network-header .network-language:hover { color: #105965; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; }
#network-header .network-links .calculator-nav-account { margin-left: auto; }
#network-header .network-links .network-mobile-contact { display: none; }
#network-header .network-search { grid-column: 2; display: flex; order: initial; width: 100%; max-width: 490px; min-width: 0; margin: 0 0 0 auto; padding: 0; border: 1px solid #dfe8e7; border-radius: 8px; background: #f4f8f7; }
#network-header .network-search input { height: 42px; min-width: 0; padding: 10px 14px; font-size: 14px; line-height: 22px; }
#network-header .network-search button { width: 44px; height: 42px; padding: 0; }
#network-header .cart-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: #176c78; }
#network-header .cart-link > svg { width: 22px; height: 22px; }
#network-header .calculator-account { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
#network-header a:focus-visible, #network-header button:focus-visible { outline: 2px solid #176c78; outline-offset: 3px; box-shadow: none; }

@media (max-width: 991px) {
  #network-header .network-masthead, #network-header .network-nav { width: calc(100% - 32px); }
  #network-header .network-masthead { grid-template-columns: minmax(0, 1fr) auto; gap: 0 12px; }
  #network-header .network-brand { width: min(220px, calc(100vw - 180px)); }
  #network-header .network-actions { grid-column: 2; gap: 4px; }
  #network-header .network-toggle { display: inline-flex; }
  #network-header .network-contact, #network-header .cart-word, #network-header .calculator-account { display: none; }
  #network-header .cart-link { gap: 4px; }
  #network-header .network-nav { display: none; min-height: 0; max-height: calc(100dvh - 90px); overflow-y: auto; overscroll-behavior: contain; }
  #network-header.is-navigation-open .network-nav { display: block; }
  #network-header .network-links { display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 0 12px; }
  #network-header .network-links a { display: flex; min-height: 44px; padding: 10px 4px; white-space: normal; }
  #network-header .network-links .calculator-nav-account { margin-left: 0; }
  #network-header .network-links .network-mobile-contact { display: flex; }
  #network-header .network-search { display: none; grid-column: 1 / -1; grid-row: 2; max-width: none; margin: 0 0 12px; }
  #network-header.is-navigation-open .network-search { display: flex; }
  #network-header .network-search input { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) { #network-header * { scroll-behavior: auto; } }