/* Sidebar Navigation Styles */
:root {
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --header-height: 60px;
    --sidebar-bg: #1a1a2e;
    --sidebar-text: #a8a8b3;
    --sidebar-hover: #f5f5f7;
    --sidebar-active: #667eea;
    --sidebar-border: #2d2d3d;
}

/* Main Layout Structure */
.layout-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    transition: all 0.3s ease;
    z-index: 1040;
    overflow-x: hidden;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
}

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

/* Sidebar Header */
.sidebar-header {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--sidebar-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.sidebar-brand img {
    height: 35px;
    transition: all 0.3s ease;
}

.sidebar-brand-text {
    color: #fff;
    font-size: 1.4rem;
    font-weight: 800;
    margin-left: 0.8rem;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.sidebar.collapsed .sidebar-brand-text {
    opacity: 0;
    width: 0;
    margin-left: 0;
}

/* Toggle Button */
.sidebar-toggle {
    background: none;
    border: none;
    color: var(--sidebar-text);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    border-radius: 0.375rem;
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.sidebar.collapsed .sidebar-toggle {
    margin-left: auto;
    margin-right: auto;
}

/* Sidebar Navigation */
.sidebar-nav {
    padding: 1rem 0;
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
}

.sidebar-nav::-webkit-scrollbar {
    width: 6px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.nav-item {
    margin-bottom: 0.2rem;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: var(--sidebar-text) !important;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #fff !important;
}

.nav-link.active {
    background: rgba(102, 126, 234, 0.1);
    color: var(--sidebar-active) !important;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--sidebar-active);
}

.nav-link i {
    font-size: 1.1rem;
    width: 1.5rem;
    text-align: center;
}

.nav-link-text {
    margin-left: 0.8rem;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.sidebar.collapsed .nav-link-text {
    opacity: 0;
    width: 0;
    margin-left: 0;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.75rem 0;
}

/* Dropdown Styles */
.nav-dropdown {
    overflow: hidden;
}

.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.nav-dropdown-toggle::after {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-left: auto;
    transition: transform 0.3s ease;
}

.nav-dropdown.active .nav-dropdown-toggle::after {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: rgba(0, 0, 0, 0.2);
}

.nav-dropdown.active .nav-dropdown-menu {
    max-height: 500px;
}

.nav-dropdown-item {
    padding: 0.5rem 1.5rem 0.5rem 3.5rem;
    font-size: 0.9rem;
}

/* Disabled/Coming Soon Links */
.nav-link-disabled {
    opacity: 0.5;
    cursor: not-allowed !important;
}

.nav-link-disabled:hover {
    background: transparent !important;
    color: var(--sidebar-text) !important;
}

.nav-link-disabled .nav-badge {
    background: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.65rem;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    margin-left: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar.collapsed .nav-dropdown-toggle::after {
    display: none;
}

.sidebar.collapsed .nav-dropdown-menu {
    display: none;
}

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s ease;
    min-height: 100vh;
    background: #f8f9fa;
}

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

/* Top Header Bar */
.top-header {
    background: #fff;
    height: var(--header-height);
    border-bottom: 1px solid #e9ecef;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1030;
}

/* User Avatar */
.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--sidebar-active);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-avatar:hover {
    background: #5a6fd8;
    transform: scale(1.05);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #333;
    cursor: pointer;
    padding: 0.5rem;
}

/* Overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1035;
}

.sidebar-overlay.active {
    display: block;
}

/* Responsive Design */
@media (max-width: 991px) {
    .sidebar {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        bottom: 0 !important;
        height: 100vh !important;
        transform: translateX(-100%);
        z-index: 1040;
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding-top: 0;
    }
    
    .sidebar.collapsed ~ .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    /* Remove any top spacing on mobile */
    body {
        padding-top: 0 !important;
    }
    
    body.has-dev-warning .sidebar {
        top: 0 !important;
        height: 100vh !important;
    }
    
    body.has-dev-warning .main-content .top-header {
        top: 0 !important;
    }
    
    .top-header {
        position: relative;
        top: 0 !important;
    }
    
    /* Override development warning spacing on mobile */
    .alert-warning {
        display: none !important;
    }
}

@media (max-width: 576px) {
    .sidebar {
        width: 280px;
    }
    
    .top-header {
        padding: 0 1rem;
    }
}

/* Tooltip for collapsed sidebar */
.sidebar.collapsed .nav-link {
    position: relative;
}

.sidebar.collapsed .nav-link:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    white-space: nowrap;
    margin-left: 0.5rem;
    z-index: 1050;
}

.sidebar.collapsed .nav-link:hover::before {
    content: '';
    position: absolute;
    left: calc(100% + 4px);
    top: 50%;
    transform: translateY(-50%);
    border: 4px solid transparent;
    border-right-color: rgba(0, 0, 0, 0.9);
}

/* Section Headers in Sidebar */
.nav-section-header {
    padding: 1rem 1.5rem 0.5rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 600;
    transition: all 0.3s ease;
}

.sidebar.collapsed .nav-section-header {
    opacity: 0;
    padding: 0;
    height: 0;
    overflow: hidden;
}

/* Badge Styles */
.nav-badge {
    margin-left: auto;
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease;
}

.sidebar.collapsed .nav-badge {
    display: none;
}

/* Settings Gear Icon Animation */
.settings-icon {
    transition: transform 0.3s ease;
}

.nav-link:hover .settings-icon {
    transform: rotate(45deg);
}