/**
 * Enferno Layout Styles
 * Vuexy-inspired navigation and layout system
 */

:root {
  --nav-width: 260px;
  --nav-collapsed-width: 84px;
  --navbar-height: 64px;
  --transition-duration: 0.25s;
  --nav-item-padding: 10px 16px;
}

/* ===== Transition Expand Animation ===== */
.expand-enter-active,
.expand-leave-active {
  overflow: hidden;
  transition: height var(--transition-duration) ease;
}

.expand-enter-from,
.expand-leave-to {
  height: 0 !important;
}

/* ===== Navigation Header ===== */
.nav-header {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  height: 56px;
  gap: 12px;
}

.nav-header .app-title {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  opacity: 0.7;
}

/* ===== Navigation Items Container ===== */
.nav-items {
  list-style: none;
  padding: 8px 0;
  margin: 0;
}

/* ===== Navigation Link ===== */
.nav-link a {
  display: flex;
  align-items: center;
  padding: var(--nav-item-padding);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.2s, color 0.2s;
  margin: 0 8px;
  border-radius: 6px;
}

.nav-link a:hover {
  background-color: rgba(var(--v-theme-primary), 0.08);
}

.nav-link.active a {
  background-color: rgba(var(--v-theme-primary), 0.16);
  color: rgb(var(--v-theme-primary));
}

.nav-link.active .nav-item-icon {
  color: rgb(var(--v-theme-primary));
}

/* ===== Navigation Group ===== */
.nav-group-label {
  display: flex;
  align-items: center;
  padding: var(--nav-item-padding);
  cursor: pointer;
  transition: background-color 0.2s;
  margin: 0 8px;
  border-radius: 6px;
  user-select: none;
}

.nav-group-label:hover {
  background-color: rgba(var(--v-theme-primary), 0.08);
}

.nav-group.active > .nav-group-label {
  color: rgb(var(--v-theme-primary));
}

.nav-group.active > .nav-group-label .nav-item-icon {
  color: rgb(var(--v-theme-primary));
}

.nav-group-children {
  list-style: none;
  padding: 0;
  margin: 0;
  padding-left: 16px;
}

/* Nested levels get more indentation */
.nav-group-children .nav-group-children {
  padding-left: 12px;
}

/* ===== Navigation Icons ===== */
.nav-item-icon {
  font-size: 22px;
  margin-right: 12px;
  opacity: 0.78;
  flex-shrink: 0;
  width: 22px;
  text-align: center;
}

.nav-item-title {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.9375rem;
}

/* ===== Navigation Arrow ===== */
.nav-group-arrow {
  font-size: 18px;
  opacity: 0.7;
  transition: transform 0.2s ease;
  margin-left: auto;
}

.nav-group-arrow.rotate-90 {
  transform: rotate(90deg);
}

/* ===== Section Title ===== */
.nav-section-title {
  padding: 24px 16px 8px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  opacity: 0.6;
  margin: 0 8px;
}

.nav-section-title:first-child {
  padding-top: 8px;
}

/* ===== Navigation Badge ===== */
.nav-item-badge {
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-left: 8px;
  background-color: rgb(var(--v-theme-primary));
  color: white;
}

.nav-item-badge.bg-error {
  background-color: rgb(var(--v-theme-error));
}

.nav-item-badge.bg-success {
  background-color: rgb(var(--v-theme-success));
}

.nav-item-badge.bg-warning {
  background-color: rgb(var(--v-theme-warning));
}

/* ===== Rail/Collapsed Mode ===== */
.v-navigation-drawer--rail .nav-item-title,
.v-navigation-drawer--rail .nav-group-arrow,
.v-navigation-drawer--rail .nav-item-badge,
.v-navigation-drawer--rail .app-title {
  display: none;
}

.v-navigation-drawer--rail .nav-section-title {
  display: none;
}

.v-navigation-drawer--rail .nav-item-icon {
  margin-right: 0;
}

.v-navigation-drawer--rail .nav-link a,
.v-navigation-drawer--rail .nav-group-label {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 12px 0;
  margin: 0;
  width: 100%;
}

.v-navigation-drawer--rail .nav-group-children {
  display: none;
}

.v-navigation-drawer--rail .nav-header {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 12px 0;
  width: 100%;
}

.v-navigation-drawer--rail .nav-header .v-spacer {
  display: none;
}

.v-navigation-drawer--rail .nav-items {
  padding: 8px 0;
}

.v-navigation-drawer--rail .nav-link,
.v-navigation-drawer--rail .nav-group {
  display: flex;
  justify-content: center;
}

/* ===== Menu Dropdown Cards ===== */
.v-menu > .v-overlay__content > .v-card {
  box-shadow: 0 4px 25px 0 rgba(0, 0, 0, 0.1) !important;
}

/* ===== Notification Styles ===== */
.notification-list {
  max-height: 300px;
  overflow-y: auto;
}

.notification-item {
  cursor: pointer;
  transition: background-color 0.2s;
}

.notification-item:hover {
  background-color: rgba(var(--v-theme-primary), 0.04);
}

.notification-item .visible-on-hover {
  opacity: 0;
  transition: opacity 0.2s;
}

.notification-item:hover .visible-on-hover {
  opacity: 1;
}

/* ===== Scrollbar Styling ===== */
.nav-items::-webkit-scrollbar {
  width: 6px;
}

.nav-items::-webkit-scrollbar-track {
  background: transparent;
}

.nav-items::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
}

.v-theme--dark .nav-items::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.2);
}

/* ===== Adaptive Logo (inverts in dark mode) ===== */
.logo-adaptive {
  transition: filter 0.2s ease;
}

body.dark-mode .logo-adaptive {
  filter: invert(1) brightness(2);
}

/* ===== QR Code (inverts in dark mode) ===== */
body.dark-mode .qr-adaptive {
  filter: invert(1);
}