/** Compact, theme-aware teacher navigation for administrator, game, and attendance screens. */
.catchie-admin-nav {
  --catchie-nav-surface: var(--surface-solid, var(--theme-surface, #ffffff));
  --catchie-nav-surface-soft: var(--surface-soft, var(--surface-2, #f8fafc));
  --catchie-nav-border: var(--stroke, var(--border-color, rgba(148, 163, 184, .38)));
  --catchie-nav-border-strong: var(--stroke-strong, var(--theme-link-text, var(--primary, #2563eb)));
  --catchie-nav-text: var(--theme-readable-text, var(--text, #0f172a));
  --catchie-nav-muted: var(--theme-readable-muted, var(--muted, #475569));
  --catchie-nav-accent: var(--theme-link-text, var(--primary, #2563eb));
  --catchie-nav-accent-soft: var(--primary-soft, var(--surface-soft, #eff6ff));
  --catchie-nav-shadow: var(--shadow2, 0 8px 22px rgba(15, 23, 42, .16));
  --catchie-nav-toggle-start: var(--theme-button-start, var(--primary, #2563eb));
  --catchie-nav-toggle-end: var(--theme-button-end, var(--primary2, #7c3aed));
  --catchie-nav-toggle-text: var(--theme-button-text, #ffffff);

  position: fixed !important;
  inset-inline-start: 1rem !important;
  inset-block-end: calc(1rem + env(safe-area-inset-bottom, 0px)) !important;
  z-index: 2147483000 !important;
  width: 3rem !important;
  height: 3rem !important;
  margin: 0 !important;
  padding: 0 !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: var(--catchie-nav-text) !important;
  font-family: "Lexend", "Segoe UI", Arial, sans-serif;
  line-height: 1.25;
}

.catchie-admin-nav,
.catchie-admin-nav * {
  box-sizing: border-box;
}

.catchie-admin-nav > summary {
  list-style: none;
  margin: 0 !important;
}
.catchie-admin-nav > summary::-webkit-details-marker { display: none; }

.catchie-admin-nav-toggle,
.catchie-admin-nav-panel {
  border: 1px solid var(--catchie-nav-border) !important;
  box-shadow: var(--catchie-nav-shadow) !important;
}

.catchie-admin-nav-toggle {
  width: 3rem !important;
  height: 3rem !important;
  display: grid !important;
  place-items: center !important;
  margin: 0 !important;
  padding: 0 !important;
  border-color: var(--catchie-nav-border-strong) !important;
  border-radius: 999px !important;
  background: linear-gradient(135deg, var(--catchie-nav-toggle-start), var(--catchie-nav-toggle-end)) !important;
  color: var(--catchie-nav-toggle-text) !important;
  cursor: pointer;
  font: 900 1.18rem/1 "Lexend", "Segoe UI", Arial, sans-serif !important;
  text-align: center;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.catchie-admin-nav-toggle:hover,
.catchie-admin-nav-toggle:focus-visible,
.catchie-admin-nav-panel button:hover,
.catchie-admin-nav-panel button:focus-visible,
.catchie-admin-nav-panel a:hover,
.catchie-admin-nav-panel a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--catchie-nav-accent) 54%, transparent) !important;
  outline-offset: 2px !important;
}

.catchie-admin-nav-panel {
  position: absolute !important;
  inset-inline-start: 0 !important;
  inset-block-end: calc(100% + .55rem) !important;
  width: clamp(14.5rem, 24vw, 17.25rem) !important;
  max-width: calc(100vw - 2rem) !important;
  margin: 0 !important;
  padding: .5rem !important;
  border-radius: .9rem !important;
  background: var(--catchie-nav-surface) !important;
  color: var(--catchie-nav-text) !important;
  overflow: hidden;
  isolation: isolate;
  transform-origin: bottom left;
}

.catchie-admin-nav:not([open]) .catchie-admin-nav-panel { display: none !important; }

.catchie-admin-nav-panel header {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: .55rem !important;
  min-height: 2rem;
  margin: 0 0 .4rem !important;
  padding: .2rem .2rem .42rem .35rem !important;
  border-bottom: 1px solid var(--catchie-nav-border) !important;
  color: var(--catchie-nav-text) !important;
}

.catchie-admin-nav-panel header strong {
  min-width: 0;
  margin: 0 !important;
  color: inherit !important;
  font-size: .82rem !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
  letter-spacing: 0 !important;
  overflow-wrap: anywhere;
}

.catchie-admin-nav-panel header button {
  appearance: none;
  width: 1.75rem !important;
  height: 1.75rem !important;
  min-width: 1.75rem !important;
  min-height: 1.75rem !important;
  flex: 0 0 1.75rem !important;
  display: grid !important;
  place-items: center !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 1px solid var(--catchie-nav-border) !important;
  border-radius: .55rem !important;
  background: var(--catchie-nav-surface-soft) !important;
  color: var(--catchie-nav-text) !important;
  cursor: pointer;
  font: 900 .95rem/1 "Lexend", "Segoe UI", Arial, sans-serif !important;
}

.catchie-admin-nav-items {
  display: grid !important;
  gap: .32rem !important;
  margin: 0 !important;
  padding: 0 !important;
}

.catchie-admin-nav-item {
  appearance: none;
  width: 100% !important;
  min-height: 2.45rem !important;
  display: grid !important;
  grid-template-columns: 1.3rem minmax(0, 1fr) !important;
  align-items: center !important;
  gap: .55rem !important;
  margin: 0 !important;
  padding: .5rem .62rem !important;
  border: 1px solid var(--catchie-nav-border) !important;
  border-radius: .68rem !important;
  background: var(--catchie-nav-surface-soft) !important;
  color: var(--catchie-nav-text) !important;
  box-shadow: none !important;
  text-decoration: none !important;
  text-align: start !important;
  cursor: pointer;
  font: 700 .82rem/1.2 "Lexend", "Segoe UI", Arial, sans-serif !important;
  letter-spacing: 0 !important;
}

.catchie-admin-nav-item:hover,
.catchie-admin-nav-item:focus-visible,
.catchie-admin-nav-panel header button:hover,
.catchie-admin-nav-panel header button:focus-visible {
  border-color: var(--catchie-nav-border-strong) !important;
  background: var(--catchie-nav-accent-soft) !important;
  color: var(--catchie-nav-text) !important;
}

.catchie-admin-nav-item > span:first-child {
  width: 1.3rem !important;
  display: inline-grid;
  place-items: center;
  text-align: center;
  line-height: 1;
}

.catchie-admin-nav-item > span:last-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

@media (max-width: 640px) {
  .catchie-admin-nav {
    inset-inline-start: .65rem !important;
    inset-block-end: calc(.65rem + env(safe-area-inset-bottom, 0px)) !important;
    width: 2.8rem !important;
    height: 2.8rem !important;
  }

  .catchie-admin-nav-toggle {
    width: 2.8rem !important;
    height: 2.8rem !important;
  }

  .catchie-admin-nav-panel {
    width: min(16.25rem, calc(100vw - 1.3rem)) !important;
    max-width: calc(100vw - 1.3rem) !important;
    inset-block-end: calc(100% + .45rem) !important;
  }
}

@media (max-height: 520px) {
  .catchie-admin-nav-panel {
    max-height: calc(100dvh - 5rem) !important;
    overflow-y: auto !important;
  }
}

@media print {
  .catchie-admin-nav { display: none !important; }
}