/* Michael Markowski — shared site header (include via site-header.php) Fixed (not sticky): many lab pages use body { overflow: hidden; height: 100vh }, which breaks position:sticky. Fixed keeps the bar pinned to the viewport. */ .mm-site-header { position: fixed; top: 0; left: 0; right: 0; width: 100%; z-index: 10000; box-sizing: border-box; padding-top: env(safe-area-inset-top, 0px); background-color: #ffffff; border-bottom: 1px solid #e8e8e8; box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06); } /* * Lab pages: vertical + horizontal center in the viewport below the fixed header. * - min-height + height:auto overrides per-app body { height: 100vh }. * - Scripts at the end of are hidden from flex layout (they still execute). */ body:has(> .mm-site-header) { padding-top: calc(69px + env(safe-area-inset-top, 0px)); box-sizing: border-box; min-height: 100vh; min-height: 100dvh; height: auto; display: flex; flex-direction: column; align-items: center; justify-content: center; overflow-x: hidden; overflow-y: auto; } body:has(> .mm-site-header) > script, body:has(> .mm-site-header) > noscript { display: none; } .mm-header-inner { max-width: 1200px; margin: 0 auto; padding: 14px 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; } .mm-header-logo { display: flex; align-items: center; flex-shrink: 0; line-height: 0; } .mm-header-logo img { display: block; height: 40px; width: auto; max-width: min(240px, 55vw); object-fit: contain; } .mm-nav-toggle { display: none; align-items: center; justify-content: center; width: 44px; height: 44px; margin: 0; padding: 0; border: none; background: transparent; color: #111; cursor: pointer; border-radius: 6px; } .mm-nav-toggle:hover { background: #f5f5f5; } .mm-nav-toggle:focus-visible { outline: 2px solid #111; outline-offset: 2px; } .mm-main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 8px 28px; } /* High specificity + !important so lab / host stylesheets don’t flatten nav links */ header.mm-site-header .mm-main-nav a:link, header.mm-site-header .mm-main-nav a:visited { display: inline-flex; align-items: center; text-decoration: none !important; color: #111111 !important; font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important; font-size: 13px !important; font-weight: 700 !important; letter-spacing: 0.02em; text-transform: uppercase; padding: 6px 0; border-bottom: none !important; transition: color 0.15s ease; -webkit-font-smoothing: antialiased; } header.mm-site-header .mm-main-nav a:hover, header.mm-site-header .mm-main-nav a:focus-visible { color: #ee764b !important; } header.mm-site-header .mm-main-nav a.mm-nav-active:link, header.mm-site-header .mm-main-nav a.mm-nav-active:visited { color: #ee764b !important; } .mm-cart-link { padding: 6px 4px !important; } .mm-cart-link svg { display: block; } @media (max-width: 768px) { .mm-header-inner { padding: 12px 18px; flex-wrap: wrap; } .mm-nav-toggle { display: flex; margin-left: auto; } .mm-main-nav { width: 100%; flex-basis: 100%; max-height: 0; overflow: hidden; transition: max-height 0.35s ease; } .mm-site-header.mm-nav-open .mm-main-nav { max-height: 320px; } .mm-main-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 8px 0 16px; border-top: 1px solid #eee; margin-top: 8px; } .mm-main-nav li { border-bottom: 1px solid #f0f0f0; } header.mm-site-header .mm-main-nav a:link, header.mm-site-header .mm-main-nav a:visited { display: flex; padding: 14px 0; width: 100%; } .mm-cart-link { justify-content: flex-start; } }