/* Sidebar Navigation Styles */

:root {
    --sidebar-width: 250px;
    --sidebar-collapsed-width: 70px;
    --transition-speed: 0.3s;
}

/* Main layout with sidebar */
.sidebar-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar styling */
.sidebar {
    width: var(--sidebar-width);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    background-color: #121212; /* Darker background for better contrast */
    transition: width var(--transition-speed) ease;
    overflow-x: hidden;
    overflow-y: auto;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

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

/* Brand/logo area */
.sidebar-brand {
    padding: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand-text {
    font-weight: 600;
    font-size: 1.2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--transition-speed);
}

.sidebar.collapsed .sidebar-brand-text {
    opacity: 0;
    display: none;
}

/* Toggle button */
.sidebar-toggle {
    background: transparent;
    border: none;
    color: var(--bs-light);
    padding: 0.5rem;
    cursor: pointer;
    transition: transform var(--transition-speed);
}

.sidebar.collapsed .sidebar-toggle {
    transform: rotate(180deg);
}

/* Navigation menu */
.sidebar-nav {
    padding: 1rem 0;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-item {
    margin-bottom: 0.25rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: all var(--transition-speed);
    border-left: 3px solid transparent;
    margin: 0.125rem 0.5rem;
    border-radius: 0.375rem;
}

.sidebar-link:hover {
    background-color: rgba(39, 128, 227, 0.1);
    color: #fff;
    border-left-color: var(--bs-primary);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.sidebar-link.active {
    background-color: rgba(39, 128, 227, 0.2);
    color: #fff;
    border-left-color: var(--bs-primary);
    font-weight: 500;
}

.sidebar-icon {
    font-size: 1.1rem;
    width: 1.5rem;
    text-align: center;
    margin-right: 1rem;
    transition: margin var(--transition-speed);
}

.sidebar-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--transition-speed);
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

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

.sidebar.collapsed .sidebar-icon {
    margin-right: 0;
}

.sidebar.collapsed .sidebar-link {
    justify-content: center;
    padding: 0.75rem;
}

/* Badge styling */
.sidebar-badge {
    margin-left: auto;
    transition: opacity var(--transition-speed);
}

.sidebar.collapsed .sidebar-badge {
    opacity: 0;
    display: none;
}

/* Dropdown menu */
.sidebar-dropdown {
    list-style: none;
    padding-left: 3.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-speed) ease;
}

.sidebar-dropdown.show {
    max-height: 1000px;
}

.sidebar.collapsed .sidebar-dropdown {
    position: absolute;
    left: var(--sidebar-collapsed-width);
    top: 0;
    padding-left: 0;
    width: 200px;
    background-color: var(--bs-dark);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 0 0.25rem 0.25rem 0;
    display: none;
}

.sidebar.collapsed .sidebar-item:hover .sidebar-dropdown {
    display: block;
}

.sidebar-dropdown-link {
    display: block;
    padding: 0.5rem 1rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all var(--transition-speed);
}

.sidebar-dropdown-link:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--bs-light);
}

.sidebar-dropdown-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--bs-light);
}

/* Main content area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem;
    transition: margin var(--transition-speed) ease;
}

.main-content.expanded {
    margin-left: var(--sidebar-collapsed-width);
}

/* Divider */
.sidebar-divider {
    height: 0;
    margin: 1rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Footer section */
.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: auto;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    .sidebar {
        width: 0;
        transform: translateX(-100%);
        box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    }
    
    .sidebar.active {
        width: var(--sidebar-width);
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }
    
    .main-content.shrink {
        margin-left: var(--sidebar-width);
    }
    
    .sidebar-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 999;
        backdrop-filter: blur(2px);
        transition: opacity 0.3s ease;
        opacity: 0;
    }
    
    .sidebar-backdrop.show {
        display: block;
        opacity: 1;
    }
    
    /* Enhanced mobile menu toggle button */
    .mobile-menu-toggle {
        position: fixed;
        top: 1rem;
        left: 1rem;
        z-index: 1001;
        background-color: var(--bs-primary);
        border: none;
        border-radius: 50%;
        width: 50px;
        height: 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        transition: all 0.3s ease;
    }
    
    .mobile-menu-toggle:hover {
        background-color: var(--bs-primary-dark, #0056b3);
    }
    
    .mobile-menu-toggle i {
        font-size: 1.5rem;
    }
    
    /* Mobile-optimized dropdowns */
    .sidebar-dropdown-toggle[aria-expanded="true"] .fa-chevron-down {
        transform: rotate(180deg);
    }
}

/* Small device optimizations */
@media (max-width: 576px) {
    .main-content {
        padding: 0.75rem;
    }
    
    /* Optimize tables for mobile */
    .table-responsive-mobile {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Stack form elements on mobile */
    .mobile-stack .row > [class*="col-"] {
        margin-bottom: 1rem;
    }
    
    /* Full width buttons on mobile */
    .btn-mobile-full {
        display: block;
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    /* Smaller padding for card elements */
    .card-mobile-tight {
        padding: 0.75rem;
    }
    
    /* Font size adjustments for mobile */
    .mobile-text-sm {
        font-size: 0.875rem;
    }
    
    .mobile-heading-sm h1, .mobile-heading-sm .h1 {
        font-size: 1.75rem;
    }
    
    .mobile-heading-sm h2, .mobile-heading-sm .h2 {
        font-size: 1.5rem;
    }
    
    .mobile-heading-sm h3, .mobile-heading-sm .h3 {
        font-size: 1.25rem;
    }
}

/* Additional utilities */
.sidebar-header {
    padding: 0.75rem 1.25rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 600;
}

/* Theme toggle */
.theme-toggle-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
}

.sidebar.collapsed .theme-toggle-wrapper {
    padding: 0.5rem 0;
}