/* Nav component: transparent over the hero, solid once the page scrolls; drawer below 768px. */

.inc-nav {
  --nav-h: var(--nav-h-top);
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  font-family: var(--bba-font);
}

.inc-nav[data-state="solid"],
.inc-nav[data-menu="open"] {
  --nav-h: var(--nav-h-solid);
}

.inc-nav__bar {
  position: relative;
  z-index: 2;
  height: var(--nav-h);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: height 200ms ease, background-color 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.inc-nav[data-state="solid"] .inc-nav__bar,
.inc-nav[data-menu="open"] .inc-nav__bar {
  background: var(--nav-bg-solid);
  border-bottom-color: var(--bba-line);
  box-shadow: var(--nav-shadow);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.inc-nav__inner {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 16px;
}

.inc-nav__logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  min-height: 44px;
  margin-right: auto;
  border-radius: 6px;
}

.inc-nav__logo img {
  display: block;
  width: auto;
  height: 30px;
}

.inc-nav__links {
  display: none;
}

.inc-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--bba-ink);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: opacity 200ms ease;
}

.inc-nav__link:hover {
  opacity: 0.7;
}

.inc-nav__link::after {
  content: "";
  position: absolute;
  inset: auto 0 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--bba-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 200ms var(--bba-ease);
}

.inc-nav__link[aria-current="true"]::after {
  transform: scaleX(1);
}

.inc-nav__logo:focus-visible,
.inc-nav__link:focus-visible,
.inc-nav__toggle:focus-visible,
.inc-nav__drawer-link:focus-visible {
  outline: 2px solid var(--bba-focus);
  outline-offset: 4px;
  border-radius: 6px;
}

.inc-nav__cta-short {
  display: none;
}

@media (max-width: 359px) {
  .inc-nav__cta-full {
    display: none;
  }

  .inc-nav__cta-short {
    display: inline;
  }
}

.inc-nav__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-right: -6px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--bba-ink);
  cursor: pointer;
}

.inc-nav__bars {
  position: relative;
  width: 20px;
  height: 14px;
}

.inc-nav__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 200ms ease, opacity 200ms ease, top 200ms ease;
}

.inc-nav__bars span:nth-child(1) { top: 0; }
.inc-nav__bars span:nth-child(2) { top: 6.25px; }
.inc-nav__bars span:nth-child(3) { top: 12.5px; }

.inc-nav[data-menu="open"] .inc-nav__bars span:nth-child(1) { top: 6.25px; transform: rotate(45deg); }
.inc-nav[data-menu="open"] .inc-nav__bars span:nth-child(2) { opacity: 0; }
.inc-nav[data-menu="open"] .inc-nav__bars span:nth-child(3) { top: 6.25px; transform: rotate(-45deg); }

/* Drawer: slides down from under the bar; hidden (and out of the tab order) until opened. */
.inc-nav__drawer {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 1;
  padding: 8px 16px 24px;
  background: var(--bba-paper);
  border-bottom: 1px solid var(--bba-line);
  box-shadow: var(--nav-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 200ms ease, transform 200ms ease, visibility 0s linear 200ms;
}

.inc-nav[data-menu="open"] .inc-nav__drawer {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 200ms ease, transform 200ms ease, visibility 0s;
}

.inc-nav__drawer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.inc-nav__drawer li + li {
  border-top: 1px solid var(--bba-line);
}

.inc-nav__drawer-link {
  display: flex;
  align-items: center;
  min-height: 52px;
  color: var(--bba-ink);
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
}

.inc-nav__drawer-link[aria-current="true"] {
  color: var(--bba-accent-ink);
}

/* Dims the page behind the open drawer and catches outside taps. */
.inc-nav__scrim {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: rgba(17, 17, 17, 0.32);
  opacity: 0;
  visibility: hidden;
  transition: opacity 200ms ease, visibility 0s linear 200ms;
}

.inc-nav[data-menu="open"] .inc-nav__scrim {
  opacity: 1;
  visibility: visible;
  transition: opacity 200ms ease, visibility 0s;
}

@media (min-width: 400px) {
  .inc-nav__inner {
    gap: 12px;
  }

  .inc-nav__logo img {
    height: 34px;
  }
}

@media (min-width: 768px) {
  .inc-nav__inner {
    gap: 20px;
    padding: 0 32px;
  }

  .inc-nav__logo {
    margin-right: 0;
  }

  .inc-nav__logo img {
    height: 36px;
  }

  .inc-nav__links {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 0 auto;
  }

  .inc-nav__toggle,
  .inc-nav__drawer,
  .inc-nav__scrim {
    display: none;
  }
}

@media (min-width: 1024px) {
  .inc-nav__inner {
    gap: 32px;
    padding: 0 48px;
  }

  .inc-nav__logo img {
    height: 40px;
  }

  .inc-nav__links {
    gap: 32px;
  }

  .inc-nav__link {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .inc-nav *,
  .inc-nav *::after {
    transition: none !important;
  }
}