:root {
  /* Light Mode Variablen */
  --primary-color: #1E6D8D; /* Primary action buttons, links */
  --secondary-color: #91C4A5; /* Disabled and placeholder text color */
  --accent-color: #1E6D8D; /* Alternative für Benutzerinteraktion */
  --success-color: #A8E6CF; /* Success notification color */
  --warning-color: #FFB000; /* Warning notification color */
  --danger-color: #D45A4B; /* Error notification color */
  --light-color: #EEEEEE; /* Secondary action buttons, table headers */
  --extra-light-color: #F4F4F4; /* Icon buttons, borders */
  
  --black-color: #2F2F2F; /* Element text color im Light Mode */
  --white-color: #F8F9FA; /* Element background color im Light Mode */
  
  --bg-light: #FFFFFF; /* Body background im Light Mode */
  --bg-dark: #4A4A4A; /* Body background im Dark Mode */
  --text-light: #2F2F2F; /* Text im Light Mode */
  --text-dark: #F8F9FA; /* Text im Dark Mode */
  
  --sidebar-width: 250px;
  --sidebar-collapsed-width: 70px;
  --sidebar-bg-light: #FFFFFF; /* Sidebar background im Light Mode */
  --sidebar-bg-dark: rgba(74, 74, 74, 0.7); /* Sidebar background im Dark Mode, angepasst für Milchglas */
  --sidebar-active-light: rgba(30, 109, 141, 0.15); /* Aktiv-Farbe im Light Mode */
  --sidebar-active-dark: rgba(30, 109, 141, 0.3);  /* Aktiv-Farbe im Dark Mode, leicht angepasst */
  --card-bg-light: rgba(255, 255, 255, 0.1); /* Kartenhintergrund Light Mode für Milchglas */
  --card-bg-dark: rgba(74, 74, 74, 0.2); /* Kartenhintergrund Dark Mode für Milchglas */
  
  --transition-speed: 0.3s;
  --card-border-radius: 1.25rem;
  --item-border-radius: 0.5rem;
  
  --shadow-light: 0 5px 15px rgba(0, 0, 0, 0.05);
  --shadow-dark: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Allgemeine Stile */
body {
  font-family: 'Ubuntu', sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Dark Mode Styles */
body.light-mode {
  background-color: var(--bg-light);
  color: var(--text-light);
}

body.dark-mode {
  background-color: var(--bg-dark);
  color: var(--text-dark);
}

/* Seitenleiste */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  display: flex;
  flex-direction: column;
  transition: width var(--transition-speed) ease;
  z-index: 1030;
  overflow-y: auto;
  overflow-x: hidden;
}

.light-mode .sidebar {
  background-color: var(--sidebar-bg-light);
  box-shadow: var(--shadow-light);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-right: 1px solid rgba(0, 0, 0, 0.2); /* Nur rechter Rand für die Sidebar */
}

.dark-mode .sidebar {
  background-color: var(--sidebar-bg-dark);
  box-shadow: var(--shadow-dark);
  background: var(--sidebar-bg-dark); /* Verwendet die Variable */
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-right: 1px solid rgba(255, 255, 255, 0.2); /* Nur rechter Rand */
  box-shadow: 0 8px 32px 0 rgba(74, 74, 74, 0.37); /* Zusätzlicher Schatten */
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem 0;
}

.sidebar-logo {
  width: 50px;
  height: 50px;
  object-fit: contain;
  transition: all var(--transition-speed) ease;
}

.theme-toggle {
  display: flex;
  justify-content: center;
}

.light-mode #theme-switch {
  color: var(--text-light);
}

.dark-mode #theme-switch {
  color: var(--text-dark);
}

.dark-mode #theme-switch i {
  content: "\f185"; /* fa-sun */
}

.sidebar-menu {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  margin-top: 1rem;
  gap: 0.5rem;
  padding: 0 0.75rem;
}

.sidebar-item {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  color: inherit;
  text-decoration: none;
  border-radius: var(--item-border-radius);
  transition: all var(--transition-speed) ease;
  white-space: nowrap;
}

.light-mode .sidebar-item {
  color: var(--text-light);
}

.dark-mode .sidebar-item {
  color: var(--text-dark);
}

.sidebar-item i {
  min-width: 1.5rem;
  margin-right: 0.75rem;
  text-align: center;
}

.sidebar-text {
  transition: opacity var(--transition-speed) ease;
}

.sidebar.collapsed .sidebar-text {
  opacity: 0;
  pointer-events: none;
}

.sidebar-item:hover, .sidebar-item:focus {
  background-color: var(--extra-light-color);
}

.dark-mode .sidebar-item:hover, .dark-mode .sidebar-item:focus {
  background-color: rgba(255, 255, 255, 0.1);
}

.sidebar-item.active {
  font-weight: bold;
}

.light-mode .sidebar-item.active {
  background-color: var(--sidebar-active-light);
  color: var(--primary-color);
}

.dark-mode .sidebar-item.active {
  background-color: var(--sidebar-active-dark);
  color: var(--primary-color);
}

.sidebar-dropdown-menu {
  margin-left: 2.25rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-speed) ease;
}

.sidebar-dropdown.open .sidebar-dropdown-menu {
  max-height: 500px;
}

.sidebar-dropdown-item {
  display: block;
  padding: 0.5rem 1rem;
  color: inherit;
  text-decoration: none;
  border-radius: var(--item-border-radius);
  transition: all var(--transition-speed) ease;
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.sidebar-dropdown-item:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.dark-mode .sidebar-dropdown-item:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.sidebar-collapse-btn {
  display: flex;
  justify-content: flex-end;
  padding: 1rem;
}

.sidebar-collapse-btn button {
  transition: transform var(--transition-speed) ease;
}

.sidebar.collapsed .sidebar-collapse-btn button {
  transform: rotate(180deg);
}

/* Hauptinhalt */
.content-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition-speed) ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.sidebar.collapsed ~ .content-wrapper {
  margin-left: var(--sidebar-collapsed-width);
}

.main-content {
  flex: 1;
  padding: 1.5rem;
  background-color: transparent;
  position: relative;
}

.light-mode .main-content {
  background-image: linear-gradient(rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8)), url('/static/images/Timeclock.JPG');
  background-size: cover;
  background-position: center;
  background-attachment: fixed; /* Sorgt dafür, dass das Bild beim Scrollen fixiert bleibt */
}

.dark-mode .main-content {
  background-image: linear-gradient(rgba(18, 18, 18, 0.9), rgba(18, 18, 18, 0.9)), url('/static/images/Timeclock.JPG'); /* Angepasst an CRM Dark Mode */
  background-size: cover;
  background-position: center;
  background-attachment: fixed; /* Sorgt dafür, dass das Bild beim Scrollen fixiert bleibt */
}

/* Mobile Header */
.mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  height: 60px;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.light-mode .mobile-header {
  background-color: var(--sidebar-bg-light);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.dark-mode .mobile-header {
  background-color: var(--sidebar-bg-dark);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Logo zentrieren und Größe anpassen */
.header-logo-link {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-logo-link img {
  height: 40px;
  width: auto;
}

/* Rechte Steuerelemente (Hilfe-Button und Badge) */
.header-right-controls {
  display: flex;
  align-items: center;
}

/* Hilfe-Button Styling */
.header-help-button {
  background: transparent;
  border: none;
  color: var(--primary-color);
  font-size: 1.2rem;
  padding: 0.25rem 0.5rem;
  margin-right: 0.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.header-help-button:hover {
  transform: scale(1.1);
}

.dark-mode .header-help-button {
  color: var(--accent-color);
}

/* Badge-Positionierung anpassen */
.header-right-controls .badge {
  margin-left: -0.5rem;
  margin-top: -0.5rem;
}

/* Footer */
.footer {
  padding: 1rem 0;
  width: 100%;
}

.light-mode .footer {
  background-color: #1E6D8D;
  color: white;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.dark-mode .footer {
  background-color: #1e1e1e;
  color: var(--text-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .icon {
  margin: 0 0.5rem;
  color: inherit;
  transition: color var(--transition-speed) ease;
  opacity: 0.8;
}

.light-mode .footer .icon:hover {
  color: #EDE7E3;
  opacity: 1;
}

.dark-mode .footer .icon:hover {
  color: var(--accent-color);
  opacity: 1;
}

/* Card Styling */
.card {
  border-radius: var(--card-border-radius);
  overflow: hidden;
  transition: all var(--transition-speed) ease;
}

.light-mode .card {
  background-color: rgba(255, 255, 255, 0.9) !important;
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: var(--shadow-light);
  background: var(--card-bg-light);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  border: 1px solid rgba(0, 0, 0, 0.2);
  box-shadow: 0 4px 8px 0 rgba(31, 38, 135, 0.37);
}

.dark-mode .card {
  background-color: rgba(30, 30, 30, 0.9) !important;
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-dark);
  background: var(--card-bg-dark);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 8px 0 rgba(74, 74, 74, 0.37);
}

.light-mode .card-header {
  background-color: rgba(249, 250, 253, 0.9) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.dark-mode .card-header {
  background-color: rgba(18, 18, 18, 0.9) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 991.98px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important;
  }
  
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  
  .content-wrapper {
    margin-left: 0 !important;
  }
  
  .mobile-header {
    display: flex;
  }
  
  .sidebar-collapse-btn {
    display: none;
  }
}

/* Burger-Icon im Dark Mode besser sichtbar machen */
.dark-mode .sidebar-mobile-toggle i {
  color: var(--accent-color);
}

.dark-mode .sidebar-mobile-toggle:hover i {
  color: #6cc7f7;
}