/**
 * AllinBand — Navbar
 * Open text over the sky; a mist band appears only after scrolling.
 */

.navbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  transition: background-color 240ms var(--ease-out);
}

.navbar__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-4);
  padding: 1.5rem var(--gutter) 0.5rem;
  transition: padding 240ms var(--ease-out);
}

.navbar.is-scrolled .navbar__row {
  padding-block: 0.5rem;
}

.navbar.is-scrolled {
  background-color: var(--mist);
  -webkit-backdrop-filter: blur(var(--mist-blur));
  backdrop-filter: blur(var(--mist-blur));
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5625rem;
  font-family: var(--font-display);
  font-size: 1.4375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  text-decoration: none;
}

.brand__mark {
  flex: none;
  width: 1.5625rem;
  height: 1.5625rem;
}

.nav-toggle {
  display: none;
  min-height: 2.75rem;
  padding: 0 var(--gap-2);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--paper);
  background: none;
  border: 0;
  cursor: pointer;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.125rem;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  font-size: 1.0625rem;
  font-weight: 500;
  text-decoration: none;
  text-underline-offset: 0.35em;
}

.nav__link:hover,
.nav__link[aria-current="true"] {
  text-decoration: underline;
  text-decoration-color: var(--amber);
}

.nav__demo {
  padding: 0.5625rem 1.125rem;
  font-size: var(--text-sm);
}

/* Only the mobile menu shows it; this beats `.ticker.is-moving` in base.css */
.navbar .nav__ticker {
  display: none;
}

@media (max-width: 63.99rem) {
  .brand {
    font-size: 1.3125rem;
  }

  .brand__mark {
    width: 1.4375rem;
    height: 1.4375rem;
  }

  .js .nav-toggle {
    display: inline-flex;
    align-items: center;
  }

  /* Without JS the links wrap below the brand and the bar flows above the hero */
  .navbar__row {
    flex-wrap: wrap;
  }

  html:not(.js) .navbar {
    position: relative;
    background-color: var(--forest-900);
  }

  html:not(.js) .navbar__row {
    padding-block: var(--gap-3);
  }

  html:not(.js) .hero {
    --title-top: 1.75rem;
  }

  /* The bar above takes part of the first screen */
  html:not(.js) .hero__ticker-slot {
    height: calc(100svh - 9.5rem);
  }

  html:not(.js) .hero__bottom {
    padding-bottom: calc(var(--ticker-h) + 11.5rem);
  }

  .nav {
    flex-wrap: wrap;
    gap: 0 var(--gap-6);
  }

  /* Full-screen menu. The brand and Cerrar stay above it; `.is-menu-open` drops
     the navbar blur, which would otherwise contain this fixed layer */
  .brand,
  .js .nav-toggle {
    position: relative;
    z-index: 2;
  }

  .navbar.is-menu-open {
    background: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .navbar.is-menu-open .navbar__row {
    padding-block: 1.5rem 0.5rem;
  }

  .js .nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 0;
    padding-top: calc(var(--nav-h) + 2.25rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    visibility: hidden;
    opacity: 0;
    background-color: var(--forest-900);
    counter-reset: nav;
  }

  .js .nav.is-open {
    visibility: visible;
    opacity: 1;
  }

  /* Loaded on the first open only; on phones both images are already cached */
  .js .nav.is-live::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
      url("../assets/images/web/grass-mid-1280.webp") center bottom -10rem / 87.5rem auto no-repeat,
      linear-gradient(to bottom, rgba(11, 22, 16, 0.94), rgba(11, 22, 16, 0.8)),
      url("../assets/images/web/landscape-1280.webp") center / cover no-repeat;
  }

  .js .nav__link {
    flex: none;
    align-items: baseline;
    gap: 0.75rem;
    min-height: 4.5625rem;
    margin-inline: var(--gutter);
    padding-block: 0.75rem 0.5rem;
    font-family: var(--font-display);
    font-size: min(2.75rem, 11.5vw);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.03em;
    border-bottom: 1px solid var(--rule);
    counter-increment: nav;
  }

  .js .nav__link::before {
    content: counter(nav, decimal-leading-zero) / "";
    flex: none;
    min-width: 1.25rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0;
    color: var(--amber);
  }

  .js .nav__link:hover,
  .js .nav__link[aria-current="true"] {
    text-decoration: none;
  }

  .js .nav__link[aria-current="true"] {
    color: var(--amber);
    border-bottom-color: var(--amber);
  }

  .js .nav__demo {
    flex: none;
    min-height: 3.625rem;
    margin: 1.75rem var(--gutter) 1.5rem;
  }

  .js .nav__ticker {
    position: sticky;
    bottom: 0;
    display: block;
    flex: none;
    margin-top: auto;
  }

  .js .nav__ticker.is-moving {
    display: flex;
  }

  /* Opens with a staggered rise, closes in one quick fade */
  .motion .nav {
    transition:
      opacity 180ms var(--ease-out),
      visibility 0s linear 180ms;
  }

  .motion .nav.is-open {
    transition: opacity 240ms var(--ease-out);
  }

  .motion .nav > :is(.nav__link, .nav__demo) {
    opacity: 0;
    translate: 0 0.75rem;
    transition:
      opacity 140ms var(--ease-out),
      translate 140ms var(--ease-out);
  }

  .motion .nav.is-open > :is(.nav__link, .nav__demo) {
    opacity: 1;
    translate: 0 0;
    transition-duration: 220ms;
    transition-delay: calc(40ms + var(--n, 0) * 24ms);
  }

  .nav > :nth-child(2) { --n: 1; }
  .nav > :nth-child(3) { --n: 2; }
  .nav > :nth-child(4) { --n: 3; }
  .nav > :nth-child(5) { --n: 4; }
  .nav > :nth-child(6) { --n: 5; }
}

html.menu-open {
  overflow: hidden;
}

/* Large browser text on a phone: a fixed bar would cover the page, so it flows */
@media (max-width: 19.99em) {
  .navbar,
  .navbar.is-scrolled {
    position: relative;
    background-color: var(--forest-900);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .navbar__row,
  .navbar.is-scrolled .navbar__row {
    flex-wrap: nowrap;
    gap: var(--gap-2);
    padding-block: 0.25rem;
  }

  .brand {
    gap: 0.25rem;
    font-size: 1.0625rem;
  }

  .brand__mark {
    width: 1.0625rem;
    height: 1.0625rem;
  }

  .nav-toggle {
    padding-inline: 0.25rem;
  }
}