:root {
  --app-nav-surface: rgba(24, 24, 25, 0.82);
  --app-nav-border: rgba(255, 255, 255, 0.18);
  --app-nav-text: rgba(255, 255, 255, 0.72);
  --app-nav-text-strong: #ffffff;
  --app-nav-active: rgba(255, 255, 255, 0.14);
}

.app-nav {
  position: fixed;
  z-index: 50;
  top: max(14px, env(safe-area-inset-top));
  left: 50%;
  display: flex;
  width: min(calc(100% - 32px), 72rem);
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 7px 8px 7px 18px;
  border: 1px solid var(--app-nav-border);
  border-radius: 16px;
  background: var(--app-nav-surface);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
  color: var(--app-nav-text-strong);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transform: translateX(-50%);
}

@supports (backdrop-filter: blur(18px)) {
  .app-nav {
    background: rgba(24, 24, 25, 0.7);
    backdrop-filter: saturate(1.3) blur(18px);
  }
}

.app-nav__brand {
  flex: 0 0 auto;
  color: var(--app-nav-text-strong);
  font-family: "Locksley Baskerville", "Iowan Old Style", Baskerville, serif;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
  text-decoration: none;
}

.app-nav__brand span {
  color: rgba(255, 255, 255, 0.62);
  font-weight: 400;
}

.app-nav__links {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 2px;
}

.app-nav__link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border-radius: 11px;
  color: var(--app-nav-text);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: background-color 160ms ease-out, color 160ms ease-out;
}

.app-nav__link::after {
  display: none;
  content: none;
}

.app-nav__link:hover,
.app-nav__link:focus-visible {
  background: rgba(255, 255, 255, 0.09);
  color: var(--app-nav-text-strong);
}

.app-nav__link:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

.app-nav__link[aria-current="page"] {
  background: var(--app-nav-active);
  color: var(--app-nav-text-strong);
}

.app-nav__icon {
  display: none;
}

body.with-site-nav:not(.home-page) {
  padding-top: 84px;
}

body.documents-page.with-site-nav,
body.events-page.with-site-nav {
  padding-top: 0;
}

.home-page.privacy-open .app-nav {
  z-index: 7;
}

@media (min-width: 768px) {
  .home-page main {
    padding-top: max(6.5rem, calc(env(safe-area-inset-top) + 5.25rem));
  }
}

@media (min-width: 1200px) and (max-height: 760px) {
  .home-page .app-nav {
    top: max(32px, calc(clamp(2.2rem, 5vw, 5.5rem) - 28px));
  }
}

@media (max-width: 767px) {
  .app-nav {
    top: max(10px, env(safe-area-inset-top));
    bottom: auto;
    width: min(calc(100% - 20px), 34rem);
    min-height: 58px;
    padding: 7px 8px 7px 16px;
    border-radius: 18px;
    flex-wrap: wrap;
    gap: 0;
  }

  .app-nav__brand {
    display: block;
  }

  .app-nav__links {
    display: none;
    width: 100%;
    flex: 0 0 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    margin-top: 7px;
  }

  .app-nav[data-nav-open="true"] .app-nav__links {
    display: flex;
  }

  .app-nav__link {
    min-height: 46px;
    justify-content: flex-start;
    gap: 11px;
    padding: 0 12px;
    border-radius: 11px;
    font-size: 0.82rem;
  }

  .app-nav__icon {
    display: block;
    width: 21px;
    height: 21px;
    flex: 0 0 auto;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
  }

  .app-nav__toggle {
    display: inline-flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 12px;
    background: transparent;
    color: var(--app-nav-text-strong);
    cursor: pointer;
  }

  .app-nav__toggle::after {
    display: none;
    content: none;
  }

  .app-nav__toggle:hover,
  .app-nav__toggle:focus-visible {
    background: rgba(255, 255, 255, 0.09);
  }

  .app-nav__toggle:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 2px;
  }

  .app-nav__toggle-icon,
  .app-nav__toggle-icon::before,
  .app-nav__toggle-icon::after {
    display: block;
    width: 21px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: transform 180ms ease-out, opacity 140ms ease-out;
  }

  .app-nav__toggle-icon {
    position: relative;
  }

  .app-nav__toggle-icon::before,
  .app-nav__toggle-icon::after {
    position: absolute;
    left: 0;
    content: "";
  }

  .app-nav__toggle-icon::before { transform: translateY(-7px); }
  .app-nav__toggle-icon::after { transform: translateY(7px); }

  .app-nav__toggle[aria-expanded="true"] .app-nav__toggle-icon {
    background: transparent;
  }

  .app-nav__toggle[aria-expanded="true"] .app-nav__toggle-icon::before {
    transform: rotate(45deg);
  }

  .app-nav__toggle[aria-expanded="true"] .app-nav__toggle-icon::after {
    transform: rotate(-45deg);
  }

  body.with-site-nav {
    padding-top: calc(78px + env(safe-area-inset-top));
    padding-bottom: 0;
  }

  body.home-page.with-site-nav {
    padding-top: 0;
  }

  .home-page main {
    padding-top: max(6rem, calc(env(safe-area-inset-top) + 5.25rem));
  }
}

@media (min-width: 768px) {
  .app-nav__toggle {
    display: none;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .app-nav {
    background: #202021;
    backdrop-filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-nav__link,
  .app-nav__toggle-icon,
  .app-nav__toggle-icon::before,
  .app-nav__toggle-icon::after {
    transition: none;
  }
}

/* Desktop: restore the original plain links with no duplicate brand or menu bar. */
@media (min-width: 768px) {
  .app-nav {
    position: absolute;
    top: clamp(2.2rem, 5vw, 5.5rem);
    right: calc(clamp(2.2rem, 5vw, 5.5rem) + 20px);
    left: auto;
    width: auto;
    min-height: 44px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    transform: none;
    backdrop-filter: none;
  }

  .app-nav__brand {
    display: none;
  }

  .app-nav__links {
    gap: 1.25rem;
  }

  .app-nav__link {
    min-height: 44px;
    padding: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 0;
    background: transparent !important;
    color: #ffffff;
    font-size: 0.72rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
  }
}

/* Mobile: the closed navigation is only the top-right hamburger button. */
@media (max-width: 767px) {
  .app-nav {
    top: max(16px, env(safe-area-inset-top));
    right: max(16px, env(safe-area-inset-right));
    bottom: auto;
    left: auto;
    width: 48px;
    min-height: 48px;
    padding: 0;
    border: 0;
    border-radius: 14px;
    background: transparent;
    box-shadow: none;
    transform: none;
  }

  .app-nav__brand {
    display: none;
  }

  .app-nav[data-nav-open="true"] {
    width: min(calc(100vw - 32px), 22rem);
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(24, 24, 25, 0.96);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
  }

  .app-nav__toggle {
    width: 48px;
    height: 48px;
    margin-left: auto;
    border-radius: 12px;
    background: rgba(15, 15, 16, 0.94);
  }

  .app-nav__toggle-icon,
  .app-nav__toggle-icon::before,
  .app-nav__toggle-icon::after {
    width: 24px;
    height: 3px;
    border-radius: 3px;
  }

  .app-nav__toggle-icon::before {
    transform: translateY(-8px);
  }

  .app-nav__toggle-icon::after {
    transform: translateY(8px);
  }

  body.with-site-nav,
  body.home-page.with-site-nav {
    padding-top: 0;
    padding-bottom: 0;
  }

  .home-page main {
    padding-top: max(30px, env(safe-area-inset-top));
  }
}