/* Peptigen Labs main navigation (1.5.0): outlined, boxed links with the current page in emerald,
   a "More" menu, and square icon buttons for order tracking and the cart.
   Loaded after shop.css and extras.css on every customer page. CSP: no inline styles. */

.site-header .bar { gap: var(--s-150, 12px); }
.bar-end { gap: var(--s-75); }

/* Boxed links */
.nav { gap: var(--s-75); }
.nav > a, .nav-more > summary {
  display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 16px;
  border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: transparent;
  color: var(--ink); text-decoration: none; white-space: nowrap;
  font-family: var(--display); font-size: .75rem; line-height: 1rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  transition: border-color .3s var(--ease), background-color .3s var(--ease), color .3s var(--ease);
}
.nav > a:hover, .nav-more > summary:hover, .nav-more[open] > summary { background: color-mix(in srgb, var(--accent) 8%, transparent); border-color: color-mix(in srgb, var(--accent) 55%, var(--line-strong)); }
.nav > a[aria-current="page"], .nav-more > summary.current {
  color: var(--green-ink); border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); font-weight: 700;
}

/* More menu (a <details>, so it opens without JavaScript too) */
.nav-more { position: relative; }
.nav-more > summary { cursor: pointer; list-style: none; }
.nav-more > summary::-webkit-details-marker { display: none; }
.nav-more > summary .ic { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.nav-more[open] > summary .ic { transform: rotate(180deg); }
.more-menu {
  position: absolute; top: calc(100% + 8px); left: 0; z-index: 45; min-width: 200px; display: grid; gap: 2px; padding: 6px;
  background: var(--pop-bg); border: 1px solid var(--line-strong); border-radius: var(--r-xl); box-shadow: var(--pop-shadow);
}
.more-menu a { display: flex; align-items: center; min-height: 40px; padding: 0 12px; border-radius: var(--r-md); color: var(--ink); text-decoration: none; font-size: .875rem; font-weight: 500; }
.more-menu a:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.more-menu a[aria-current="page"] { color: var(--green-ink); font-weight: 700; }

/* Square icon buttons */
.nav-icon {
  position: relative; display: inline-grid; place-items: center; width: 40px; height: 40px; flex: none;
  border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: transparent; color: var(--ink); text-decoration: none;
  transition: border-color .3s var(--ease), background-color .3s var(--ease), transform .3s var(--ease);
}
.nav-icon .ic { width: 20px; height: 20px; }
.nav-icon:hover { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent); transform: translateY(-1px); }
.nav-icon[aria-current="page"] { border-color: var(--accent); color: var(--green-ink); }
/* shop.css styled the old cart as a filled button: undo that for the icon version */
.nav-icon.nav-cart { min-height: 0; padding: 0; gap: 0; background: transparent; color: var(--ink); }
.nav-icon.nav-cart:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.nav-icon .count {
  position: absolute; top: -7px; right: -7px; min-width: 20px; height: 20px; padding: 0 5px;
  background: var(--brand-emerald); color: #02150A; border: 2px solid var(--bg); font-size: .6875rem;
}

/* The header on the home page (body.home) sits on the dark hero, so it always uses the dark palette */
.home .site-header, .theme-dark {
  --bg: #070A08; --surface: #0F1512; --well: #16201A; --line: #1F2B24; --line-strong: #2C4436;
  --ink: #FFFFFF; --muted: #A7B6AD; --green-ink: #3BE07E; --sigil: var(--brand-emerald); --accent: var(--brand-emerald);
  --btn: var(--brand-emerald); --btn-hover: #3BE07E; --btn-ink: #02150A; --focus: var(--brand-emerald);
  --nav-bg: rgba(7, 12, 9, .72); --pop-bg: #101813;
  --pop-shadow: 0 24px 60px -18px rgba(0, 0, 0, .8), 0 0 0 1px rgba(0, 200, 83, .18);
  color-scheme: dark;
}
.home .site-header .bar { background: var(--nav-bg); border-color: rgba(255, 255, 255, .08); }
.home .site-header .nav-icon .count { border-color: #070A08; }

/* Medium screens: the links move into the menu panel a little earlier than before, since the boxes are wider */
@media (max-width: 960px) {
  .js .menu-toggle { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: transparent; color: var(--ink); cursor: pointer; }
  .menu-toggle .bars { position: relative; width: 18px; height: 12px; }
  .menu-toggle .bars::before, .menu-toggle .bars::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .5s var(--ease); }
  .menu-toggle .bars::before { top: 2px; }
  .menu-toggle .bars::after { bottom: 2px; }
  .menu-toggle[aria-expanded="true"] .bars::before { transform: translateY(3px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .bars::after { transform: translateY(-3px) rotate(-45deg); }
  .js .nav {
    position: fixed; inset: 0; z-index: -1; display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: var(--s-100);
    padding: 104px var(--s-300) var(--s-300); background: var(--nav-bg); -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
    opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility 0s .3s; overflow-y: auto;
  }
  .js .nav.open { opacity: 1; visibility: visible; transition: opacity .3s var(--ease); }
  .js .nav > a, .js .nav-more > summary { min-height: 56px; padding: 0 var(--s-200); font-size: .875rem; justify-content: space-between; opacity: 0; transform: translateY(24px); transition: opacity .5s var(--ease), transform .5s var(--ease), border-color .3s var(--ease); }
  .js .nav.open > a, .js .nav.open .nav-more > summary { opacity: 1; transform: none; }
  .js .nav.open > :nth-child(2), .js .nav.open > :nth-child(2) > summary { transition-delay: 40ms; }
  .js .nav.open > :nth-child(3) { transition-delay: 80ms; }
  .js .nav.open > :nth-child(4) > summary { transition-delay: 120ms; }
  .js .nav.open > :nth-child(5) { transition-delay: 160ms; }
  .js .nav-more > summary { display: flex; }
  .js .nav-more .more-menu { position: static; margin-top: var(--s-75); box-shadow: none; }
  .js body.menu-open { overflow: hidden; }
}
@media (max-width: 960px) {
  html:not(.js) .nav { flex-wrap: wrap; }
}
@media (max-width: 380px) {
  .nav-icon[href="/track"] { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .js .nav > a, .js .nav-more > summary { transform: none; }
}