/* app/assets/stylesheets/components/navigation_drawer.css */
/* Main drawer container */
.navigation-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--layer-modal);
  visibility: hidden;
  pointer-events: none;
}

/* Make drawer visible when open */
.navigation-drawer--open {
  visibility: visible;
  pointer-events: auto;
}

/* Scrim to darken the background */
.navigation-drawer__scrim {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4); /* MD3 standard scrim opacity */
  z-index: var(--layer-scrim);
  opacity: 0;
  transition: opacity 0.25s var(--ease-emphasized-decelerate); /* Using MD3 emphasized easing */
}

/* Show scrim when drawer is open */
.navigation-drawer--open .navigation-drawer__scrim {
  opacity: 1;
}

/* Content container */
.navigation-drawer__content {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 360px; /* MD3 standard drawer width */
  max-width: 85vw;
  background-color: var(--layer-container);
  color: var(--on-layer-background);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateX(-100%);
  transition: transform 0.25s var(--ease-emphasized); /* MD3 standard easing */
  z-index: var(--layer-modal);
  box-shadow: var(--elevation-2);
}

/* Transform the content into view when drawer is open */
.navigation-drawer--open .navigation-drawer__content {
  transform: translateX(0);
}

/* Header styling */
.navigation-drawer__header {
  padding: var(--size-4);
  border-bottom: 1px solid var(--outline-variant);
}

.navigation-drawer__header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navigation-drawer__title {
  font-size: var(--font-size-title-large);
  font-weight: var(--font-weight-5);
  margin: 0;
  color: var(--on-layer-background);
}

.navigation-drawer__close-button {
  display: flex;
  padding: var(--size-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-full); /* MD3 uses circular buttons for icons */
  cursor: pointer;
  color: var(--on-layer-widget);
}

.navigation-drawer__close-button:hover {
  background-color: var(--layer-widget); /* MD3 state layer */
}

/* Navigation content */
.navigation-drawer__nav {
  padding: var(--size-2) 0;
  flex: 1;
  overflow-y: auto;
}

.navigation-drawer__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.navigation-drawer__item {
  margin: var(--size-1) 0;
}

.navigation-drawer__link {
  display: flex;
  align-items: center;
  padding: var(--size-3) var(--size-4);
  margin: 0 var(--size-2);
  border-radius: var(--radius-large); /* MD3 uses larger radius for nav items */
  text-decoration: none;
  color: var(--on-layer-background);
  transition: background-color 0.2s var(--ease-standard);
  height: 56px; /* Standard MD3 navigation item height */
}

.navigation-drawer__link:hover {
  background-color: var(--layer-widget); /* MD3 hover state */
}

.navigation-drawer__item--active .navigation-drawer__link {
  color: var(--primary);
  background-color: var(--primary-container);
}

.navigation-drawer__icon {
  margin-right: var(--size-4); /* MD3 standard spacing */
  color: inherit;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.navigation-drawer__label {
  font-weight: var(--font-weight-5); /* Medium weight for labels */
  font-size: var(--font-size-body-large);
}

.navigation-drawer__footer {
  padding: var(--size-4);
  border-top: 1px solid var(--outline-variant);
}

/* Animation for body when drawer is open */
body.navigation-drawer-open {
  overflow: hidden;
}

/* Hide on larger screens */
@media (min-width: 768px) {
  .navigation-drawer {
    display: none;
  }
}