/* One navigation for every page: same height, same type, same links.
   Below 720px the links fold under a Menu button (nav.js). Without scripts they wrap to a second row. */

.site-nav {
  --nav-height: 76px;
  --nav-ink: #0b0b0b;
  --nav-muted: #5f5f5c;
  --nav-bg: rgb(240 238 232 / 0.9);
  --nav-bg-solid: #f0eee8;
  --nav-rule: rgb(11 11 11 / 0.12);

  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-rule);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  font-family: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* On the home page the bar sits over the header photograph and only fills in once the page scrolls. */
.site-nav--overlay {
  margin-bottom: calc(-1 * var(--nav-height));
  background: transparent;
  border-bottom-color: transparent;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  transition:
    background-color 200ms ease-out,
    border-color 200ms ease-out;
}

.site-nav--overlay.is-scrolled {
  background: var(--nav-bg);
  border-bottom-color: var(--nav-rule);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1600px;
  min-height: var(--nav-height);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 72px);
}

.site-nav__brand {
  color: var(--nav-ink);
  font-family: "Instrument Serif", Georgia, "Times New Roman", serif;
  font-size: 28px;
  font-style: italic;
  line-height: 1;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav__links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--nav-muted);
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    color 150ms ease-out,
    background-color 150ms ease-out;
}

.site-nav__links a[aria-current="page"] {
  color: var(--nav-ink);
}

.site-nav__links .site-nav__cta {
  margin-left: 8px;
  padding: 0 18px;
  background: var(--nav-ink);
  color: #fff;
}

.site-nav__toggle {
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--nav-rule);
  border-radius: 999px;
  background: transparent;
  color: var(--nav-ink);
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
}

.site-nav__toggle-icon {
  position: relative;
  width: 14px;
  height: 10px;
}

.site-nav__toggle-icon::before,
.site-nav__toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transition:
    transform 200ms ease-out,
    top 200ms ease-out;
}

.site-nav__toggle-icon::before {
  top: 1px;
}

.site-nav__toggle-icon::after {
  top: 7px;
}

.site-nav.is-open .site-nav__toggle-icon::before {
  top: 4px;
  transform: rotate(45deg);
}

.site-nav.is-open .site-nav__toggle-icon::after {
  top: 4px;
  transform: rotate(-45deg);
}

.site-nav a:focus-visible,
.site-nav button:focus-visible {
  outline: 2px solid var(--nav-ink);
  outline-offset: 3px;
}

@media (hover: hover) {
  .site-nav__links a:not(.site-nav__cta):hover {
    color: var(--nav-ink);
    background-color: rgb(0 0 0 / 0.06);
  }

  .site-nav__links .site-nav__cta:hover {
    background-color: #2a2a2a;
  }
}

@media (max-width: 720px) {
  .site-nav {
    --nav-height: 64px;
  }

  .site-nav__brand {
    font-size: 25px;
  }

  /* Without scripts: the links wrap to their own row under the name. */
  .site-nav__inner {
    flex-wrap: wrap;
    row-gap: 0;
  }

  .site-nav__links {
    flex-wrap: wrap;
    margin-inline: -14px;
    padding-bottom: 8px;
  }

  /* With scripts: a Menu button opens the links as a list under the bar. */
  .site-nav--js .site-nav__inner {
    flex-wrap: nowrap;
  }

  .site-nav--js.is-open {
    background: var(--nav-bg-solid);
    border-bottom-color: var(--nav-rule);
  }

  .site-nav--js .site-nav__toggle {
    display: inline-flex;
  }

  .site-nav--js .site-nav__links {
    display: none;
  }

  .site-nav--js.is-open .site-nav__links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    margin: 0;
    padding: 8px clamp(20px, 5vw, 72px) 24px;
    background: var(--nav-bg-solid);
    border-bottom: 1px solid var(--nav-rule);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }

  .site-nav--js.is-open .site-nav__links a {
    min-height: 52px;
    padding: 0;
    border-bottom: 1px solid var(--nav-rule);
    border-radius: 0;
    color: var(--nav-ink);
    font-size: 20px;
  }

  .site-nav--js.is-open .site-nav__links .site-nav__cta {
    justify-content: center;
    margin: 20px 0 0;
    border-bottom: 0;
    border-radius: 999px;
    color: #fff;
    font-size: 17px;
  }
}

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