/* Shared navigation for standalone apps and the soundboard family. */
:root {
  --app-nav-height: var(--ui-header-height, 56px);
  --app-nav-panel-width: min(380px, calc(100vw - 24px));
}
body.app-nav-offset { padding-top: var(--app-nav-height); }
body.app-nav-offset > :is(.app, .app-shell, .screen) { min-height: calc(100dvh - var(--app-nav-height)); }
body.app-nav-offset .settings-panel {
  top: calc(var(--app-nav-height) + 16px);
  max-height: calc(100dvh - var(--app-nav-height) - 32px);
}
.app-nav-bar {
  position: fixed; inset: 0 0 auto; z-index: 1000;
  height: var(--app-nav-height); display: flex; align-items: center;
  justify-content: space-between; gap: 16px; padding-inline: 16px;
  background: var(--surface); color: var(--bright);
  border-bottom: 1px solid var(--ui-border);
}
.app-nav-bar__title {
  min-width: 0; color: inherit; font-size: 16px; font-weight: 700;
  text-decoration: none; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.app-nav-menu-button {
  width: 44px; height: 44px; flex: 0 0 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--ui-border); border-radius: var(--ui-radius);
  background: transparent; color: var(--bright); cursor: pointer; padding: 0;
}
.app-nav-menu-button:hover { background: var(--ui-hover); }
.app-nav-menu-button__icon,
.app-nav-menu-button__icon::before,
.app-nav-menu-button__icon::after {
  display: block; width: 20px; height: 2px; border-radius: 999px; background: currentColor;
}
.app-nav-menu-button__icon { position: relative; }
.app-nav-menu-button__icon::before,
.app-nav-menu-button__icon::after { position: absolute; left: 0; content: ''; }
.app-nav-menu-button__icon::before { top: -6px; }
.app-nav-menu-button__icon::after { top: 6px; }
dialog.app-nav-drawer {
  position: fixed; inset: 0 0 0 auto; margin: 0; padding: 0;
  width: var(--app-nav-panel-width); max-width: 100vw;
  height: 100dvh; max-height: 100dvh;
  display: flex; flex-direction: column;
  border: 0; border-left: 1px solid var(--ui-border);
  background: var(--surface); color: var(--foreground);
  font-family: var(--ui-font); text-align: left;
  box-shadow: -12px 0 40px rgb(0 0 0 / .12);
}
dialog.app-nav-drawer:not([open]) { display: none; }
dialog.app-nav-drawer::backdrop { background: rgb(0 0 0 / .35); backdrop-filter: blur(4px); }
.app-nav-drawer__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-shrink: 0; height: 72px; padding: 16px; border-bottom: 1px solid var(--ui-border); }
.app-nav-drawer .app-nav-drawer__head h2 { margin: 0; padding: 0; color: var(--bright); font: 650 18px/1.3 var(--ui-font); }
.app-nav-drawer__nav { padding: 12px; display: grid; gap: 4px; overflow-y: auto; overscroll-behavior: contain; }
.app-nav-drawer__label { margin: 16px 12px 4px; color: var(--secondary); font: 600 12px/1.4 var(--ui-font); letter-spacing: .04em; }
.app-nav-drawer .app-nav-drawer__link {
  display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 8px 12px;
  color: var(--foreground); border: 0; border-radius: var(--ui-radius);
  font: 500 14px/1.4 var(--ui-font); text-decoration: none;
}
.app-nav-drawer__link img { width: 28px; height: 28px; object-fit: contain; }
.app-nav-drawer .app-nav-drawer__link:is(:hover, :focus-visible) { background: var(--ui-hover); }
.app-nav-drawer .app-nav-drawer__link[aria-current="page"] { background: var(--ui-selected); color: var(--accent); box-shadow: inset 3px 0 var(--accent); }
.app-nav-drawer__close { display: grid; place-items: center; min-width: 44px; min-height: 44px; padding: 0; color: var(--foreground); background: transparent; border: 1px solid var(--ui-border); border-radius: var(--ui-radius); cursor: pointer; font-size: 24px; }
.app-nav-drawer__close:hover { background: var(--ui-hover); }
.app-nav-drawer__footer { margin-top: auto; padding: 16px; border-top: 1px solid var(--ui-border); }
.myhumbug-ui [data-app-nav-trigger] { min-width: 44px; min-height: 44px; color: var(--bright); border-color: var(--ui-border); border-radius: var(--ui-radius); }