/* Left Sidebar Navigation - Icon Only by Default */

.left-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 70px;
  height: 100vh;
  background: var(--card-background);
  border-right: 1px solid var(--border-color);
  z-index: 9999;
  transition: width 0.3s ease;
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.3);
}

/* Only expand on hover if not manually closed */
.left-sidebar:hover:not(.manually-closed) {
  width: 280px;
}

/* Always expand when active (locked open) */
.left-sidebar.active {
  width: 280px;
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  pointer-events: none;
  display: none;
}

.sidebar-overlay.active {
  display: block;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  min-height: 72px;
}

.sidebar-logo {
  height: 32px;
  width: auto;
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.3s ease;
  position: absolute;
  left: -100px;
}

.left-sidebar:hover .sidebar-logo,
.left-sidebar.active .sidebar-logo {
  opacity: 1;
  transform: scale(1);
  position: relative;
  left: 0;
}

.sidebar-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-60);
  cursor: pointer;
  transition: all 0.2s ease;
  opacity: 0;
  position: absolute;
  right: 1rem;
  pointer-events: none;
  z-index: 10002;
}

.left-sidebar:hover .sidebar-close,
.left-sidebar.active .sidebar-close {
  opacity: 1;
  pointer-events: auto;
}

/* Keep sidebar expanded when hovering close button */
.sidebar-close:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* Prevent sidebar collapse when hovering close button area */
.sidebar-header:hover ~ * {
  transition-delay: 0.5s;
  color: var(--text-color);
}

.sidebar-nav {
  padding: 0.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.left-sidebar:hover .sidebar-nav,
.left-sidebar.active .sidebar-nav {
  align-items: stretch;
}

.sidebar-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 0;
  color: var(--text-80);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: all 0.3s ease;
  position: relative;
  width: 70px;
  gap: 1rem;
  border-left: 3px solid transparent;
  border-radius: 0;
}

.left-sidebar:hover .sidebar-item,
.left-sidebar.active .sidebar-item {
  justify-content: flex-start;
  padding: 0.875rem 1.25rem;
  width: 100%;
}

.sidebar-item:hover {
  background: linear-gradient(90deg, var(--primary-color-15) 0%, var(--primary-color-10) 100%);
  color: var(--text-color);
  border-left-color: var(--primary-color);
  transform: translateX(2px);
}

.sidebar-item:hover .sidebar-icon {
  transform: scale(1.15);
  filter: drop-shadow(0 0 8px var(--primary-color-40));
}

.sidebar-item.active {
  background: var(--primary-15);
  color: var(--primary-color);
  border-left-color: var(--primary-color);
}

/* Tooltip for collapsed mode */
.sidebar-item::after {
  content: attr(title);
  position: absolute;
  left: 75px;
  background: var(--card-background);
  color: var(--text-color);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  z-index: 10001;
}

.sidebar-item:hover::after {
  opacity: 1;
}

.left-sidebar:hover .sidebar-item::after,
.left-sidebar.active .sidebar-item::after {
  display: none;
}

.sidebar-icon {
  font-size: 24px;
  line-height: 1;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  margin: 0 auto;
}

.left-sidebar:hover .sidebar-icon,
.left-sidebar.active .sidebar-icon {
  margin: 0;
}

.sidebar-label {
  font-size: 0.9375rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  width: 0;
  transition: opacity 0.3s ease;
}

.left-sidebar:hover .sidebar-label,
.left-sidebar.active .sidebar-label {
  opacity: 1;
  width: auto;
}

.sidebar-divider {
  height: 1px;
  background: var(--border-color);
  margin: 0.5rem auto;
  width: 40px;
  transition: all 0.3s ease;
}

.left-sidebar:hover .sidebar-divider,
.left-sidebar.active .sidebar-divider {
  margin: 0.5rem 1.25rem;
  width: auto;
}

/* Menu Toggle Button */
.menu-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-color);
  cursor: pointer;
  transition: all 0.2s ease;
  margin-right: 0.5rem;
}

.menu-toggle:hover {
  background: var(--card-background-40);
}

.menu-toggle svg {
  transition: transform 0.2s ease;
}

.menu-toggle:hover svg {
  transform: scale(1.1);
}

/* Adjust header container */
.header-container {
  display: flex;
  align-items: center;
}

/* Scrollbar for sidebar */
.left-sidebar::-webkit-scrollbar {
  width: 6px;
}

.left-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.left-sidebar::-webkit-scrollbar-thumb {
  background: var(--primary-25);
  border-radius: 3px;
}

.left-sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

/* Adjust content to account for sidebar */
body {
  padding-left: 70px;
  transition: padding-left 0.3s ease;
}

/* Responsive */
@media (max-width: 768px) {
  body {
    padding-left: 0;
  }
  
  .left-sidebar {
    width: 70px;
    left: -70px;
  }
  
  .left-sidebar.active {
    width: 100%;
    left: 0;
  }
  
  .sidebar-item {
    padding: 0.75rem 0;
    font-size: 0.875rem;
  }
  
  .left-sidebar.active .sidebar-item {
    padding: 0.75rem 1rem;
  }
}