/* Room 12 official navigation for the standalone quiz site */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: auto;
  margin-left: 0;
  margin-right: 0;
  background-color: var(--paper, #F4F0E8);
  border-bottom: 1px solid var(--ash, #C8C4BC);
  padding: var(--space-sm, 1rem) 0;
}

.has-page-padding > .site-nav:first-child {
  margin: -24px -16px 0;
}

.result-map-page > .site-nav:first-child {
  margin-left: -18px;
  margin-right: -18px;
}

.skip-link {
  position: absolute;
  left: var(--space-sm, 1rem);
  top: 0.5rem;
  z-index: 1020;
  transform: translateY(-160%);
  padding: 0.5rem 0.75rem;
  background: var(--ink, #1C1C1E);
  color: var(--paper, #F4F0E8);
  text-decoration: none;
  font-family: var(--font-sans, "Inter", "Noto Sans TC", -apple-system, system-ui, sans-serif);
  font-size: 0.9rem;
  transition: transform 160ms ease-out;
}

.skip-link:focus {
  transform: translateY(0);
}

.nav-container {
  max-width: var(--wide-max, 960px);
  margin: 0 auto;
  padding: 0 var(--space-md, 2rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md, 2rem);
}

.nav-logo {
  color: var(--ink, #1C1C1E);
  display: flex;
  flex-direction: column;
  line-height: 1;
  text-decoration: none;
}

.logo-mark {
  font-family: var(--font-serif, "Cormorant Garamond", "Noto Serif TC", serif);
  font-size: 1.4rem;
  font-weight: 500;
}

.logo-tagline {
  color: var(--charcoal, #3A3A3C);
  font-family: var(--font-sans, "Inter", "Noto Sans TC", -apple-system, system-ui, sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md, 2rem);
  font-family: var(--font-sans, "Inter", "Noto Sans TC", -apple-system, system-ui, sans-serif);
}

.nav-links a {
  color: var(--ink, #1C1C1E);
  font-size: 0.95rem;
  text-decoration: none;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--moss, #5A6B5C);
}

.nav-item {
  position: relative;
}

.nav-dropdown::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  width: max(100%, 12rem);
  height: 0.85rem;
  transform: translateX(-50%);
}

.nav-parent {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
}

.nav-parent::after {
  content: '⌄';
  color: var(--charcoal, #3A3A3C);
  font-size: 0.75em;
  transform: translateY(-0.08em);
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 0.75rem);
  left: 50%;
  z-index: 30;
  min-width: 11rem;
  display: grid;
  gap: 0.65rem;
  padding: 0.9rem 1rem;
  background: var(--paper, #F4F0E8);
  border: 1px solid var(--ash, #C8C4BC);
  box-shadow: 0 16px 36px rgba(28, 25, 23, 0.08);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(0.4rem);
  transition: opacity 180ms ease-out, transform 180ms ease-out, visibility 180ms ease-out;
  visibility: hidden;
}

.nav-submenu a {
  display: block;
  color: var(--ink, #1C1C1E);
  font-size: 0.88rem;
  line-height: 1.5;
  padding: 0.05rem 0;
}

.nav-dropdown:hover .nav-submenu,
.nav-dropdown:focus-within .nav-submenu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  visibility: visible;
}

.nav-links a.nav-cta {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.5em 1em;
  background: var(--ink, #1C1C1E);
  border: 1px solid var(--ink, #1C1C1E);
  border-radius: 2px;
  color: var(--paper, #F4F0E8);
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: background 200ms ease-out, border-color 200ms ease-out, color 200ms ease-out;
}

.nav-links a.nav-cta:hover {
  background: var(--moss, #5A6B5C);
  border-color: var(--moss, #5A6B5C);
  color: var(--paper, #F4F0E8);
}

.nav-toggle {
  min-width: 44px;
  min-height: 44px;
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
  border: 0;
  color: var(--ink, #1C1C1E);
  cursor: pointer;
  font-family: var(--font-sans, "Inter", "Noto Sans TC", -apple-system, system-ui, sans-serif);
  font-size: 1.05rem;
}

@media (max-width: 720px) {
  .has-page-padding > .site-nav:first-child {
    margin: -12px -8px 0;
  }

  .upgrade-page > .site-nav:first-child {
    margin-top: -16px;
  }

  .nav-container {
    padding: 0 var(--space-sm, 1rem);
  }

  .nav-links {
    position: absolute;
    top: 100%;
    right: var(--space-sm, 1rem);
    display: none;
    width: min(280px, calc(100vw - 2rem));
    align-items: flex-start;
    flex-direction: column;
    gap: 0.9rem;
    padding: var(--space-md, 2rem);
    background: var(--paper, #F4F0E8);
    border: 1px solid var(--ash, #C8C4BC);
    box-shadow: 0 16px 36px rgba(28, 25, 23, 0.08);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-item {
    width: 100%;
  }

  .nav-dropdown::after {
    display: none;
  }

  .nav-parent::after {
    display: none;
  }

  .nav-submenu {
    position: static;
    min-width: 0;
    display: grid;
    gap: 0.5rem;
    padding: 0.65rem 0 0 0.9rem;
    border: 0;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    visibility: visible;
  }

  .nav-submenu a {
    color: var(--charcoal, #3A3A3C);
    font-size: 0.86rem;
  }

  .nav-links a.nav-cta {
    width: 100%;
    justify-content: center;
  }

  .nav-toggle {
    display: inline-flex;
  }
}