/* Sidebar Styles with Enhanced Responsive Design */
.wrapper {
    display: flex;
    width: 100%;
    min-height: 100dvh;
}

.sidebar {
    min-width: 280px;
    max-width: 280px;
    background: #2c3e50;
    color: #ecf0f1;
    transition: all 0.3s ease;
    box-shadow: 2px 0 5px rgba(0,0,0,0.1);
    z-index: 1000;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar.collapsed {
    min-width: 60px;
    max-width: 60px;
}

.sidebar-header {
    padding: 20px;
    background: #34495e;
    border-bottom: 1px solid #476481;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h4 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

.sidebar.collapsed .sidebar-header h4 {
    opacity: 0;
    display: none;
}

.sidebar-toggle {
    color: #ecf0f1 !important;
    border: none !important;
    padding: 0.375rem 0.5rem;
    transition: all 0.3s ease;
}

.sidebar-toggle:hover {
    color: #3498db !important;
    transform: scale(1.1);
}

.sidebar-menu {
    padding: 0;
}

/* Menu Items */
.sidebar-menu .menu-item {
    list-style: none;
    margin: 0;
}

.sidebar-menu .menu-link {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    color: #ecf0f1;
    text-decoration: none;
    border-bottom: 1px solid #34495e;
    transition: all 0.3s ease;
    position: relative;
}

.sidebar-menu .menu-link:hover {
    background: #34495e;
    color: #3498db;
    text-decoration: none;
}

.sidebar-menu .menu-link.active {
    background: #3498db;
    color: white;
}

.sidebar-menu .menu-link i {
    width: 20px;
    text-align: center;
    margin-right: 15px;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sidebar.collapsed .menu-link span {
    display: none;
}

.sidebar.collapsed .menu-link {
    justify-content: center;
    padding: 15px 10px;
}

.sidebar.collapsed .menu-link i {
    margin-right: 0;
}

/* Submenu */
.sidebar-menu .submenu {
    background: #1a252f;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.sidebar-menu .menu-item.has-submenu .menu-link::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 20px;
    transition: transform 0.3s ease;
}

.sidebar-menu .menu-item.has-submenu.open .menu-link::after {
    transform: rotate(180deg);
}

.sidebar-menu .menu-item.has-submenu.open .submenu {
    max-height: 500px;
    overflow-y: auto;
}

.sidebar-menu .menu-item.has-submenu.open .submenu {
    overflow: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.sidebar-menu .menu-item.has-submenu.open .submenu::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
}

.sidebar-menu .submenu .menu-link {
    padding-left: 60px;
    font-size: 0.9rem;
    border-bottom: 1px solid #2c3e50;
}

.sidebar.collapsed .submenu {
    display: none;
}

/* Parent-level menu items always open */
.sidebar-menu .menu-item.parent-level-menu.always-open .submenu {
    max-height: none !important;
    overflow: visible !important;
    display: block !important;
}

/* Hide dropdown arrow for parent items only */
.sidebar-menu .menu-item.parent-level-menu .menu-link.no-arrow::after {
    display: none !important;
}

/* Visual styling for parent menu items */
.sidebar-menu .menu-item.parent-level-menu > .menu-link {
    font-weight: 600;
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid #3498db;
}

/* Child menu items keep normal behavior */
.sidebar-menu .submenu .menu-item.has-submenu .menu-link::after {
    display: block;
}

/* When sidebar is collapsed, hide all submenus */
.sidebar.collapsed .submenu {
    display: none !important;
}

/* When sidebar is not collapsed, show parent submenus */
.sidebar:not(.collapsed) .menu-item.parent-level-menu .submenu {
    display: block !important;
    max-height: none !important;
}

/* Child submenus follow normal toggle behavior */
.sidebar:not(.collapsed) .submenu .menu-item.has-submenu .submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.sidebar:not(.collapsed) .submenu .menu-item.has-submenu.open .submenu {
    max-height: 500px;
}

/* Separator */
.sidebar-menu .menu-separator {
    height: 1px;
    background: #34495e;
    margin: 10px 20px;
}

.sidebar.collapsed .menu-separator {
    margin: 10px 5px;
}

/* Content */
.content {
    flex: 1;
    margin-left: 280px;
    transition: margin-left 0.3s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    overflow-y: auto;
    flex-grow: 1;
}

.sidebar.collapsed + .content {
    margin-left: 60px;
}

/* Footer */
.footer {
    margin-top: auto;
}

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

.sidebar::-webkit-scrollbar-track {
    background: #2c3e50;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #34495e;
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #4a6741;
}

/* Override existing container styles for sidebar layout */
.wrapper .container-fluid {
    max-width: none;
    padding-left: 15px;
    padding-right: 15px;
}

/* ============================================
   ENHANCED RESPONSIVE DESIGN
   ============================================ */

/* Extra Large Screens (1400px and up) */
@media (min-width: 1400px) {
    .sidebar {
        min-width: 320px;
        max-width: 320px;
    }
    
    .content {
        margin-left: 320px;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 60px;
    }
    
    .sidebar-menu .menu-link {
        padding: 18px 25px;
        font-size: 1rem;
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 70px;
        font-size: 0.95rem;
    }
}

/* Large Screens (1200px to 1399px) */
@media (min-width: 1200px) and (max-width: 1399px) {
    .sidebar-menu .menu-link {
        padding: 16px 22px;
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 65px;
    }
}

/* Medium Screens (992px to 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .sidebar {
        min-width: 260px;
        max-width: 260px;
    }
    
    .content {
        margin-left: 260px;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 60px;
    }
    
    .sidebar-menu .menu-link {
        padding: 14px 18px;
        font-size: 0.95rem;
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 55px;
        font-size: 0.85rem;
    }
    
    .sidebar-header {
        padding: 18px;
    }
    
    .sidebar-header h4 {
        font-size: 1.1rem;
    }
}

/* Small to Medium Screens (769px to 991px) */
@media (min-width: 769px) and (max-width: 991px) {
    .sidebar {
        min-width: 240px;
        max-width: 240px;
    }
    
    .content {
        margin-left: 240px;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 55px;
    }
    
    .sidebar.collapsed {
        min-width: 55px;
        max-width: 55px;
    }
    
    .sidebar-menu .menu-link {
        padding: 12px 16px;
        font-size: 0.9rem;
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 50px;
        font-size: 0.8rem;
    }
    
    .sidebar-header {
        padding: 16px;
    }
    
    .sidebar-header h4 {
        font-size: 1rem;
    }
    
    .sidebar-menu .menu-link i {
        width: 18px;
        font-size: 1rem;
    }
}

/* Tablet Screens (481px to 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .sidebar {
        min-width: 280px;
        max-width: 280px;
        margin-left: -280px;
        z-index: 1050;
        box-shadow: 5px 0 15px rgba(0,0,0,0.3);
    }
    
    .sidebar.show {
        margin-left: 0;
    }
    
    .content {
        margin-left: 0;
        width: 100%;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 0;
    }
    
    /* Add overlay when sidebar is open on tablet */
    .sidebar.show::before {
        content: '';
        position: fixed;
        top: 0;
        right: -100vw;
        width: 100vw;
        height: 100vh;
        background: rgba(0,0,0,0.5);
        z-index: -1;
    }
    
    /* Auto-collapse sidebar on tablet */
    .sidebar.collapsed {
        margin-left: -280px;
    }
    
    .sidebar-menu .menu-link {
        padding: 15px 20px;
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 60px;
    }
}

/* Mobile Screens (320px to 480px) */
@media (max-width: 480px) {
    .sidebar {
        min-width: 100vw;
        max-width: 100vw;
        margin-left: -100vw;
        z-index: 1050;
        box-shadow: none;
    }
    
    .sidebar.show {
        margin-left: 0;
    }
    
    .content {
        margin-left: 0;
        width: 100%;
        padding: 0;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 0;
    }
    
    /* Full screen sidebar on mobile */
    .sidebar.collapsed {
        margin-left: -100vw;
    }
    
    .sidebar-header {
        padding: 20px;
        position: relative;
    }
    
    .sidebar-header h4 {
        font-size: 1.3rem;
    }
    
    /* Add close button for mobile */
    .sidebar-header .sidebar-toggle {
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 1.2rem;
    }
    
    .sidebar-menu .menu-link {
        padding: 18px 20px;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 60px;
        font-size: 0.9rem;
    }
    
    .sidebar-menu .menu-link i {
        width: 25px;
        font-size: 1.2rem;
        margin-right: 20px;
    }
    
    /* Better touch targets for mobile */
    .sidebar-menu .menu-item.has-submenu .menu-link::after {
        right: 25px;
        font-size: 1rem;
    }
}

/* Ultra-wide screens (1600px and up) */
@media (min-width: 1600px) {
    .sidebar {
        min-width: 350px;
        max-width: 350px;
    }
    
    .content {
        margin-left: 350px;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 70px;
    }
    
    .sidebar.collapsed {
        min-width: 70px;
        max-width: 70px;
    }
    
    .sidebar-menu .menu-link {
        padding: 20px 30px;
        font-size: 1.1rem;
    }
    
    .sidebar-menu .submenu .menu-link {
        padding-left: 80px;
        font-size: 1rem;
    }
    
    .sidebar-header {
        padding: 25px;
    }
    
    .sidebar-header h4 {
        font-size: 1.4rem;
    }
}

/* High DPI / Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .sidebar-menu .menu-link i {
        font-weight: 500;
    }
    
    .sidebar-menu .menu-item.has-submenu .menu-link::after {
        font-weight: 700;
    }
}

/* Landscape orientation on tablets */
@media (orientation: landscape) and (max-width: 1024px) {
    .sidebar {
        min-width: 240px;
        max-width: 240px;
    }
    
    .content {
        margin-left: 240px;
    }
    
    .sidebar.collapsed + .content {
        margin-left: 50px;
    }
    
    .sidebar.collapsed {
        min-width: 50px;
        max-width: 50px;
    }
}

/* Print styles */
@media print {
    .sidebar {
        display: none;
    }
    
    .content {
        margin-left: 0;
        width: 100%;
    }
}

/* Accessibility and Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .sidebar,
    .content,
    .sidebar-menu .menu-link,
    .sidebar-menu .submenu,
    .sidebar-toggle {
        transition: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .sidebar {
        background: #1a1a1a;
        color: #e0e0e0;
    }
    
    .sidebar-header {
        background: #0f0f0f;
        border-bottom-color: #333;
    }
    
    .sidebar-menu .menu-link:hover {
        background: #333;
    }
    
    .sidebar-menu .submenu {
        background: #0a0a0a;
    }
}