:root {
    /* Core Accent & Brand Colors */
    --nb-primary: #635BFF;
    --nb-primary-hover: #544EC7;
    --nb-primary-glow: rgba(99, 91, 255, 0.12);
    
    --nb-success: #10B981;
    --nb-warning: #F59E0B;
    --nb-danger: #EF4444;
    --nb-info: #3B82F6;
    
    /* Spacing Scales */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;

    /* Light Theme Base Colors */
    --bg-main: #F9FAFB;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FBFBFC;
    --bg-modal: #FFFFFF;
    --text-main: #111827;
    --text-muted: #6B7280;
    --border-color: #E5E7EB;
    
    /* Layout Configurations */
    --nb-sidebar-width: 240px;
    --nb-sidebar-collapsed-width: 72px;
    
    /* Border Radius Scale */
    --br-sm: 8px;
    --br-md: 12px;
    --br-lg: 16px;
    
    /* Soft Elevation Shadows (Stripe Level) */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.03), 0 1px 2px 0 rgba(0, 0, 0, 0.02);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] {
    /* Dark Theme Base Colors (Stripe 2026 Style) */
    --bg-main: #0B0F19;
    --bg-card: #111827;
    --bg-card-hover: #172033;
    --bg-modal: #1E2A45;
    --text-main: #F9FAFB;
    --text-muted: #D1D5DB;
    --border-color: #1F2937;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.2), 0 1px 2px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

html {
    scroll-padding-top: 80px; /* For anchor links and validation errors under sticky nav */
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    letter-spacing: -0.011em;
    font-size: 0.9375rem;
    transition: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Sticky Navigation Styles */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .nav-scrolled {
    background: rgba(15, 23, 42, 0.85) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.025em;
    color: var(--text-main);
}

/* Stripe Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    color: var(--text-main);
    border-radius: var(--br-lg);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
    border-color: var(--nb-primary);
    box-shadow: 0 0 0 1px var(--nb-primary), 0 8px 24px var(--nb-primary-glow);
}

.btn-primary {
    background-color: var(--nb-primary);
    border-color: var(--nb-primary);
    border-radius: var(--br-md);
    font-weight: 500;
    letter-spacing: -0.01em;
    padding: 8px 16px;
    transition: all 0.2s ease;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--nb-primary-hover);
    border-color: var(--nb-primary-hover);
    box-shadow: 0 0 0 3px var(--nb-primary-glow);
}

/* Glassmorphism utility */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .glass {
    background: rgba(17, 24, 39, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Premium Form Elements */
.form-control, .form-select {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: var(--br-sm);
    padding: 8px 12px;
    font-size: 0.875rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus, .form-select:focus {
    background-color: var(--bg-card);
    color: var(--text-main);
    border-color: var(--nb-primary);
    box-shadow: 0 0 0 3px var(--nb-primary-glow);
    outline: none;
}

/* Left Sidebar Collapsible Stripe-Style */
.sidebar {
    width: var(--nb-sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background-color: var(--bg-card);
    border-right: 1px solid var(--border-color);
    z-index: 1040;
    transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-x: hidden;
}

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

.sidebar .nav-link {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.875rem;
    padding: 10px 14px;
    margin: 2px var(--space-3);
    border-radius: var(--br-sm);
    display: flex;
    align-items: center;
    transition: all 0.2s ease;
}

.sidebar .nav-link i {
    font-size: 1.1rem;
    margin-right: 12px;
    transition: transform 0.2s ease;
}

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

.sidebar.collapsed .sidebar-text {
    display: none !important;
}

.sidebar.collapsed .nav-item-header {
    display: none !important;
}

.sidebar .nav-link:hover {
    color: var(--nb-primary);
    background-color: var(--nb-primary-glow);
}

.sidebar .nav-link.active {
    color: var(--nb-primary) !important;
    background-color: var(--nb-primary-glow) !important;
    box-shadow: inset 3px 0 0 0 var(--nb-primary);
}

.main-content {
    margin-left: var(--nb-sidebar-width);
    width: calc(100% - var(--nb-sidebar-width));
    transition: margin-left 0.25s cubic-bezier(0.16, 1, 0.3, 1),
                width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    min-height: 100vh;
}

.main-content.expanded {
    margin-left: var(--nb-sidebar-collapsed-width);
    width: calc(100% - var(--nb-sidebar-collapsed-width));
}

@media (max-width: 991px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.show {
        transform: translateX(0);
        width: var(--nb-sidebar-width) !important;
    }
    /* Force text to show on mobile even if collapsed class is present */
    .sidebar .sidebar-text {
        display: inline !important;
    }
    .sidebar .nav-link i {
        margin-right: 12px !important;
    }
    .sidebar .nav-item-header {
        display: block !important;
    }
    .main-content {
        margin-left: 0 !important;
        width: 100% !important;
    }
}

/* Command Center Top Bar */
header.topbar {
    height: 64px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-card);
    position: sticky;
    top: 0;
    z-index: 1030;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-5);
}

/* Slide-over Right Hand Panels */
.slide-over {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 460px;
    max-width: 90vw;
    background-color: var(--bg-card);
    z-index: 1080;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.08);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.slide-over.show {
    transform: translateX(0);
}

.slide-over-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(11, 15, 25, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1075;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.slide-over-backdrop.show {
    opacity: 1;
    pointer-events: auto;
}

/* Subtle Active Badge and Glow State */
.glow-accent {
    box-shadow: 0 0 15px rgba(99, 91, 255, 0.12);
}

.trend-up {
    color: var(--nb-success);
}
.trend-down {
    color: var(--nb-danger);
}


/* --- MOBILE RESPONSIVENESS OVERRIDES --- */

/* Horizontal scroll preventer — only on mobile */
@media (max-width: 991px) {
    html, body {
        overflow-x: hidden;
        max-width: 100%;
    }
}

/* Global Text Word Wrapping & Font Scaling */
h1, h2, h3, h4, h5, h6, th, td, p, span, li, a {
    overflow-wrap: break-word !important;
    word-break: break-word !important;
}

/* Sidebar Backdrop Overlay on mobile */
.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(2px);
    z-index: 999;
}
@media (max-width: 768px) {
    .sidebar.show ~ .sidebar-backdrop {
        display: block;
    }
}

/* Custom 5-column flex container grid */
.row-5-cols {
    display: flex;
    flex-wrap: wrap;
    margin-right: -0.5rem;
    margin-left: -0.5rem;
}
.row-5-cols > [class*="col-"] {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
    flex: 0 0 100%;
    max-width: 100%;
}
@media (min-width: 576px) {
    .row-5-cols > [class*="col-"] {
        flex: 0 0 50%;
        max-width: 50%;
    }
}
@media (min-width: 992px) {
    .row-5-cols > [class*="col-"] {
        flex: 0 0 20%;
        max-width: 20%;
    }
}

/* Table cards responsive wrapper */
@media (max-width: 576px) {
    .table-responsive-cards table, 
    .table-responsive-cards thead, 
    .table-responsive-cards tbody, 
    .table-responsive-cards th, 
    .table-responsive-cards td, 
    .table-responsive-cards tr {
        display: block;
    }
    
    .table-responsive-cards thead {
        display: none;
    }
    
    .table-responsive-cards tr {
        margin: 0 0 1rem 0;
        border: 1px solid var(--border-color);
        background-color: var(--bg-card);
        border-radius: 0.75rem;
        padding: 0 1rem; /* Left/right padding only */
        box-shadow: 0 2px 8px rgba(0,0,0,0.04);
        display: block !important;
    }
    
    .table-responsive-cards td {
        display: grid;
        grid-template-columns: minmax(110px, 35%) 1fr; /* Distinct columns for labels and values */
        gap: 1rem;
        align-items: start;
        padding: 0.75rem 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        font-size: 0.9rem;
        width: 100%;
        color: var(--text-main);
        overflow-wrap: break-word;
    }
    
    /* Ensure content inside the value column is clean and left-aligned */
    .table-responsive-cards td .td-content {
        display: flex;
        flex-direction: column;
        align-items: flex-start !important;
        text-align: left !important;
        width: 100%;
        min-width: 0; /* Prevent overflow */
    }
    
    [data-theme="dark"] .table-responsive-cards td {
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    
    /* First Column acts as the Card Header */
    .table-responsive-cards td:first-child {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
        padding: 1rem 0 0.8rem 0;
        border-bottom: 1px solid var(--border-color) !important;
    }
    
    .table-responsive-cards td:first-child .td-content {
        font-size: 1.05rem; /* Larger font for header */
    }
    
    .table-responsive-cards td:first-child::before {
        margin-bottom: 0.3rem;
    }
    
    /* Actions column should span full width */
    .table-responsive-cards td:last-child {
        display: flex;
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: 0.5rem;
        padding-top: 1rem;
        padding-bottom: 0.5rem;
        border-bottom: none;
    }
    
    .table-responsive-cards td:last-child::before {
        display: none; /* Hide label for actions to save space */
    }
    
    .table-responsive-cards td::before {
        content: attr(data-label);
        font-weight: 500;
        text-align: left;
        color: var(--text-muted);
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.03em;
        margin-top: 0.15rem; /* Align with value text */
    }
}

/* Minimum Touch Target Area (44px) for Mobile Buttons/Links */
@media (max-width: 768px) {
    .btn,
    .dropdown-item,
    .pagination a,
    .pagination span {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    
    .sidebar .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: flex-start !important;
    }
}

/* Responsive Headers: wrap page actions on mobile */
@media (max-width: 576px) {
    .main-content .d-flex.justify-content-between.align-items-center.mb-4:not(.alert) {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 0.75rem;
    }
    
    .main-content .d-flex.justify-content-between.align-items-center.mb-4:not(.alert) > div {
        width: 100%;
    }
    
    .main-content .d-flex.justify-content-between.align-items-center.mb-4:not(.alert) > .btn,
    .main-content .d-flex.justify-content-between.align-items-center.mb-4:not(.alert) > a.btn,
    .main-content .d-flex.justify-content-between.align-items-center.mb-4:not(.alert) > .d-flex {
        width: 100%;
        display: flex;
        justify-content: center;
        margin-top: 0.25rem;
    }
    
    /* Standardize general padding space on tiny mobile screens (320px) */
    .main-content > div.p-4 {
        padding: 1rem !important;
    }
}

/* Force standard grid column wrap on extra small screens */
@media (max-width: 576px) {
    .row > .col-md-6,
    .row > .col-sm-6,
    .row > .col-lg-6,
    .row > .col-md-4,
    .row > .col-md-3 {
        width: 100% !important;
    }
}

/* AI Assistant responsive bubble overrides */
.ai-response-container pre {
    background-color: #1e293b;
    color: #f8fafc;
    padding: 1rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    max-width: 100%;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}
.ai-response-container code {
    font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.875rem;
}

/* --- DARK MODE ACCESSIBILITY & CONTRAST OVERRIDES --- */
[data-theme="dark"] .bg-light,
[data-bs-theme="dark"] .bg-light,
[data-theme="dark"] div.bg-light,
[data-bs-theme="dark"] div.bg-light,
[data-theme="dark"] .bg-white,
[data-theme="dark"] div.bg-white {
    background-color: var(--bg-card) !important;
    color: var(--text-main) !important;
}

[data-theme="dark"] .form-control.bg-light,
[data-theme="dark"] .form-select.bg-light,
[data-theme="dark"] .form-control-sm.bg-light,
[data-theme="dark"] textarea.bg-light {
    background-color: var(--bg-card-hover) !important;
    color: var(--text-main) !important;
    border: 1px solid var(--border-color) !important;
}

[data-theme="dark"] .form-control.bg-light:focus,
[data-theme="dark"] .form-select.bg-light:focus,
[data-theme="dark"] textarea.bg-light:focus {
    border-color: var(--nb-primary) !important;
    box-shadow: 0 0 0 3px var(--nb-primary-glow) !important;
}

[data-theme="dark"] .input-group-text.bg-light {
    background-color: var(--bg-card-hover) !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border-color) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--text-main) !important;
}

[data-theme="dark"] .bg-light.text-dark {
    color: var(--text-main) !important;
}

[data-theme="dark"] .badge.bg-light {
    background-color: var(--border-color) !important;
    color: var(--text-main) !important;
    border-color: var(--border-color) !important;
}

/* Placeholders inside dark inputs */
[data-theme="dark"] ::placeholder,
[data-theme="dark"] .form-control::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: rgba(209, 213, 219, 0.5) !important;
}

/* Dark mode inputs visual integration on input-groups buttons */
[data-theme="dark"] .btn-outline-secondary {
    border-color: var(--border-color) !important;
    color: var(--text-muted) !important;
}
[data-theme="dark"] .btn-outline-secondary:hover {
    background-color: var(--bg-card-hover) !important;
    color: var(--text-main) !important;
}

/* --- SYSTEM-WIDE TEXT COLOR WCAG STANDARDIZATION --- */
/* Core labels, headers and options in Light and Dark mode */
label,
.form-label,
.form-check-label,
.col-form-label,
.control-label {
    color: var(--text-main) !important;
    font-weight: 500;
}

.text-muted,
.form-text,
.small.text-muted,
.meta-label,
.trend-muted,
span.text-muted,
p.text-muted,
div.text-muted {
    color: var(--text-muted) !important;
}

/* Force standard dark colors overrides on explicit dark classes in dark mode */
[data-theme="dark"] .text-dark,
[data-theme="dark"] .text-black,
[data-theme="dark"] .text-black-50,
[data-theme="dark"] .text-secondary {
    color: var(--text-main) !important;
}

/* Force standard light colors overrides on explicit light classes in light mode */
[data-theme="light"] .text-dark,
[data-theme="light"] .text-black {
    color: #111827 !important;
}
[data-theme="light"] .text-muted {
    color: #6B7280 !important;
}

/* Form checkboxes and switches border visible styling in dark mode */
[data-theme="dark"] .form-check-input {
    border-color: var(--border-color) !important;
    background-color: var(--bg-card-hover) !important;
}
[data-theme="dark"] .form-check-input:checked {
    background-color: var(--nb-primary) !important;
    border-color: var(--nb-primary) !important;
}

/* Table header text high-contrast in dark mode */
[data-theme="dark"] thead.bg-light th,
[data-theme="dark"] thead th,
[data-theme="dark"] th {
    color: var(--text-muted) !important;
}

/* --- MOBILE UX ENHANCEMENTS --- */
@media (max-width: 768px) {
    /* Ensure minimum touch target size of 44px for accessibility on mobile */
    .btn,
    .form-control,
    .form-select,
    .nav-link,
    .list-group-item,
    .dropdown-item,
    .page-link {
        min-height: 44px !important;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Allow form controls to just take standard padding, centered vertically */
    .form-control, .form-select {
        justify-content: flex-start;
    }
    
    .nav-link {
        justify-content: flex-start;
    }

    /* Full width forms and buttons on mobile */
    .btn-mobile-full {
        width: 100% !important;
        margin-top: 0.5rem;
    }
}

/* --- ACCESSIBILITY FOCUS STATES --- */
*:focus-visible {
    outline: 2px solid var(--nb-primary) !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.25) !important;
}

/* --- MOBILE NAVIGATION DRAWER UI --- */
.mobile-nav-drawer {
    background-color: var(--bg-card);
    border-left: 1px solid var(--border-color);
}

.mobile-nav-drawer .offcanvas-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

.mobile-nav-drawer .offcanvas-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    color: var(--text-main) !important;
    font-weight: 500;
    font-size: 1.05rem;
    border-radius: var(--br-md);
    text-decoration: none;
    transition: all 0.2s ease;
    margin-bottom: 8px;
}

.mobile-nav-link i {
    font-size: 1.25rem;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.mobile-nav-link:hover, .mobile-nav-link:focus {
    background-color: var(--bg-card-hover);
    color: var(--nb-primary) !important;
}

.mobile-nav-link:hover i {
    color: var(--nb-primary);
}

.mobile-nav-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 16px 0;
}

.mobile-nav-drawer .btn {
    padding: 12px 16px;
    font-size: 1.05rem;
}

/* ==========================================================================
   Mobile Data Display Optimization 
   ========================================================================== */

/* Truncation and Text Wrapping for Long Names */
.text-break-mobile {
    word-wrap: break-word;
    overflow-wrap: anywhere;
    white-space: normal;
}

.mobile-text-truncate {
    display: inline-block;
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    vertical-align: middle;
}

@media (max-width: 768px) {
    /* Responsive Slider Sections for Dashboard Cards */
    .mobile-swipe-row {
        display: flex;
        flex-wrap: nowrap !important;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        padding-bottom: 1rem;
        margin-right: -1rem; /* Bleed out of container */
        padding-right: 1rem;
        margin-left: -1rem; /* Bleed out of container */
        padding-left: 1rem;
    }
}

/* ==========================================================================
   Print Optimization (@media print)
   ========================================================================== */
@media print {
    /* Hide Navigation and UI Controls */
    .sidebar, .topbar, .slide-over, .btn, form, .pagination, .no-print, .slide-over-backdrop, .sidebar-backdrop, header {
        display: none !important;
    }

    /* Expand main content to full width */
    .main-content {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 0 !important;
    }

    /* Force clean colors and remove shadows */
    body, .main-content, .card, .container-fluid {
        background-color: #ffffff !important;
        color: #000000 !important;
        box-shadow: none !important;
        border: none !important;
    }

    /* Keep card outlines minimal */
    .card {
        border: 1px solid #ddd !important;
        page-break-inside: avoid;
        margin-bottom: 15px !important;
    }

    /* Ensure table borders and text are visible */
    .table {
        border-collapse: collapse !important;
    }
    .table th, .table td {
        border: 1px solid #ddd !important;
        color: #000 !important;
    }
    .table-light, thead.table-light th {
        background-color: #f8f9fa !important;
        color: #000 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    /* Prevent text cut-off */
    h1, h2, h3, h4, h5, h6, p, td, th {
        page-break-inside: avoid;
    }

    /* Badges should retain their backgrounds if possible */
    .badge {
        border: 1px solid #ccc !important;
        color: #000 !important;
    }
    
    /* Ensure background graphics/colors print accurately */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}    

@media (max-width: 768px) {
    .mobile-swipe-row > * {
        flex: 0 0 85% !important; /* Show part of next card */
        max-width: 85% !important;
        scroll-snap-align: center;
    }
    
    /* Hide scrollbar for cleaner UI */
    .mobile-swipe-row::-webkit-scrollbar {
        display: none;
    }
    .mobile-swipe-row {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }

    /* Prevent Page Horizontal Overflow globally on Admin Panel */
    .admin-main-content {
        overflow-x: hidden;
        max-width: 100vw;
    }
    
    /* Auto Table to Cards support via JS injection */
    .table-responsive-cards.table-responsive {
        border: none;
    }
}


/* ==========================================================================
   ENHANCED RESPONSIVE DESIGN — ALL DEVICES (Mobile, Tablet, Desktop)
   ========================================================================== */

/* --- TABLET LANDSCAPE (992px - 1200px) --- */
@media (min-width: 992px) and (max-width: 1200px) {
    .sidebar {
        width: var(--nb-sidebar-collapsed-width);
    }
    .sidebar .sidebar-text {
        display: none !important;
    }
    .sidebar .nav-item-header {
        display: none !important;
    }
    .sidebar .nav-link i {
        margin-right: 0;
    }
    .main-content {
        margin-left: var(--nb-sidebar-collapsed-width);
        width: calc(100% - var(--nb-sidebar-collapsed-width));
    }
    
    /* Show sidebar text on hover for tablet */
    .sidebar:hover {
        width: var(--nb-sidebar-width);
        box-shadow: var(--shadow-lg);
    }
    .sidebar:hover .sidebar-text {
        display: inline !important;
    }
    .sidebar:hover .nav-item-header {
        display: block !important;
    }
    .sidebar:hover .nav-link i {
        margin-right: 12px;
    }

    /* Dashboard metrics: 3 per row on tablets */
    .mobile-swipe-row {
        flex-wrap: wrap !important;
        overflow-x: visible !important;
    }
    .mobile-swipe-row > * {
        flex: 0 0 33.33% !important;
        max-width: 33.33% !important;
    }
    
    /* Insights panel narrower on tablet */
    .slide-over {
        width: 360px;
    }
}

/* --- TABLET PORTRAIT (577px - 768px) --- */
@media (min-width: 577px) and (max-width: 768px) {
    /* Dashboard metrics: 2 per row */
    .mobile-swipe-row {
        display: flex;
        flex-wrap: wrap !important;
        overflow-x: visible !important;
        scroll-snap-type: none;
    }
    .mobile-swipe-row > * {
        flex: 0 0 50% !important;
        max-width: 50% !important;
        scroll-snap-align: unset;
    }
    
    /* Main content padding */
    .main-content main {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    /* Insights panel full width on tablet portrait */
    .slide-over {
        width: 100%;
        max-width: 100%;
    }
    
    /* Chart containers min height */
    canvas {
        min-height: 180px;
    }
}

/* --- MOBILE LARGE (426px - 576px) --- */
@media (min-width: 426px) and (max-width: 576px) {
    .mobile-swipe-row > * {
        flex: 0 0 75% !important;
        max-width: 75% !important;
    }
}

/* --- MOBILE (max-width: 768px) — Enhanced --- */
@media (max-width: 768px) {
    .mobile-swipe-row > * {
        flex: 0 0 85% !important;
        max-width: 85% !important;
        scroll-snap-align: center;
    }
    
    /* Hide scrollbar for cleaner UI */
    .mobile-swipe-row::-webkit-scrollbar {
        display: none;
    }
    .mobile-swipe-row {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }

    /* Prevent Page Horizontal Overflow globally on Admin Panel */
    .admin-main-content {
        overflow-x: hidden;
        max-width: 100vw;
    }
    
    /* Auto Table to Cards support via JS injection */
    .table-responsive-cards.table-responsive {
        border: none;
    }
    
    /* Sidebar backdrop overlay */
    .sidebar.show::after {
        content: '';
        position: fixed;
        top: 0;
        left: var(--nb-sidebar-width);
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(2px);
        z-index: -1;
    }

    /* Topbar spacing adjustments */
    header.topbar {
        padding: 0 var(--space-3);
        height: 56px;
    }
    
    /* Main content padding reduction */
    .main-content main {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
        padding-top: 0.75rem !important;
    }
    
    /* Card padding reduction on mobile */
    .card .card-body {
        padding: 1rem;
    }
    .card .card-header {
        padding: 0.75rem 1rem;
    }
    
    /* Chart containers responsive height */
    canvas {
        min-height: 160px;
        max-height: 220px;
    }
    
    /* Footer alignment */
    .main-content footer {
        font-size: 0.72rem;
        padding: 1rem 0.5rem !important;
    }
    .main-content footer .mx-2 {
        margin-left: 0.25rem !important;
        margin-right: 0.25rem !important;
    }

    /* Notification dropdown full-width on mobile */
    #notificationDropdown .dropdown-menu {
        width: calc(100vw - 2rem) !important;
        max-width: 340px;
        right: -60px !important;
    }
    
    /* Command palette modal closer to top */
    #commandPaletteModal .modal-dialog {
        margin-top: 5vh;
        margin-left: 0.5rem;
        margin-right: 0.5rem;
    }
    
    /* Page titles responsive sizing */
    h2.fw-bold {
        font-size: 1.25rem !important;
    }
    h3.fw-bold {
        font-size: 1.1rem !important;
    }
    h5.fw-bold {
        font-size: 0.95rem !important;
    }
    
    /* Badge and pill responsive sizing */
    .badge {
        font-size: 0.65rem !important;
        padding: 0.3em 0.5em !important;
    }
    
    /* Metric card values smaller on mobile */
    .mobile-swipe-row h3 {
        font-size: 1.15rem !important;
    }
    
    /* Modal dialogs full-width on mobile */
    .modal-dialog:not(.modal-sm) {
        margin: 0.5rem;
        max-width: calc(100% - 1rem);
    }
    
    /* Dropdown menus don't overflow */
    .dropdown-menu {
        max-width: calc(100vw - 2rem);
    }
}

/* --- MOBILE SMALL (max-width: 425px) --- */
@media (max-width: 425px) {
    /* Even smaller header */
    header.topbar {
        height: 50px;
        padding: 0 0.5rem;
    }
    
    /* Mobile swipe cards take more width */
    .mobile-swipe-row > * {
        flex: 0 0 92% !important;
        max-width: 92% !important;
    }
    
    /* Stack actions buttons vertically */
    .d-flex.gap-2 > .btn,
    .d-flex.gap-3 > .btn {
        flex: 1;
    }
    
    /* Reduce chart heights */
    canvas {
        min-height: 140px;
        max-height: 180px;
    }
    
    /* Footer stacks */
    .main-content footer {
        flex-direction: column;
        gap: 0.25rem;
    }
    .main-content footer .mx-2 {
        display: none;
    }
}

/* --- EXTRA SMALL MOBILE (max-width: 320px) --- */
@media (max-width: 320px) {
    .sidebar.show {
        width: 100% !important;
    }
    
    .mobile-swipe-row > * {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }
    
    .main-content main {
        padding-left: 0.5rem !important;
        padding-right: 0.5rem !important;
    }
    
    /* Hide non-essential topbar elements */
    #insightsToggleBtn {
        display: none !important;
    }
    
    h2.fw-bold {
        font-size: 1.1rem !important;
    }
}

/* --- LARGE DESKTOP (1440px+) --- */
@media (min-width: 1440px) {
    .main-content main {
        max-width: 1400px;
        margin-left: auto;
        margin-right: auto;
    }
    
    /* Dashboard metrics can go wider */
    .mobile-swipe-row > .col-lg-2 {
        flex: 0 0 16.666% !important;
        max-width: 16.666% !important;
    }
}

/* --- ULTRA-WIDE (2560px+) --- */
@media (min-width: 2560px) {
    .main-content main {
        max-width: 1800px;
    }
    
    body {
        font-size: 1rem;
    }
    
    .sidebar {
        width: 280px;
    }
    .main-content {
        margin-left: 280px;
        width: calc(100% - 280px);
    }
}

/* ==========================================================================
   ADMIN SPECIFIC COMPONENT FIXES
   ========================================================================== */

/* Responsive stat cards - prevent text overflow */
.card h3, .card .h3 {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Charts responsive container */
.chart-container {
    position: relative;
    width: 100%;
    min-height: 200px;
}

@media (max-width: 768px) {
    .chart-container {
        min-height: 160px;
    }
}

/* Activity feed responsive */
.d-flex.gap-3.align-items-start {
    min-width: 0; /* Allow flex children to shrink below content size */
}

.d-flex.gap-3.align-items-start .flex-grow-1 {
    min-width: 0;
    overflow: hidden;
}

/* System health cards dark mode fix */
[data-theme="dark"] .border.rounded.p-3.bg-light {
    background-color: var(--bg-card-hover) !important;
    border-color: var(--border-color) !important;
}

/* Insights panel responsive */
@media (max-width: 576px) {
    .slide-over {
        width: 100% !important;
        max-width: 100% !important;
    }
}

/* Admin page header responsive wrap */
@media (max-width: 768px) {
    .d-flex.flex-column.flex-md-row {
        gap: 0.75rem !important;
    }
    
    .d-flex.flex-column.flex-md-row .badge {
        align-self: flex-start;
    }
}

/* Row column gaps for mobile */
@media (max-width: 768px) {
    .row.g-4 {
        --bs-gutter-y: 1rem;
        --bs-gutter-x: 0.75rem;
    }
}

/* Card hover effect disabled on touch devices */
@media (hover: none) and (pointer: coarse) {
    .card:hover {
        border-color: var(--border-color);
        box-shadow: var(--shadow-sm);
        transform: none;
    }
}

/* Smooth scroll for entire page */
html {
    scroll-behavior: smooth;
}

/* Safe area insets for iPhone notch / dynamic island */
@supports (padding-top: env(safe-area-inset-top)) {
    header.topbar {
        padding-top: env(safe-area-inset-top);
    }
    .sidebar {
        padding-top: env(safe-area-inset-top);
    }
    .main-content main {
        padding-bottom: env(safe-area-inset-bottom);
    }
}


/* ==========================================================================
   MOBILE SIDEBAR BACKDROP
   ========================================================================== */
.sidebar-mobile-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1035;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-mobile-backdrop.show {
    display: block;
    opacity: 1;
}

@media (min-width: 992px) {
    .sidebar-mobile-backdrop {
        display: none !important;
    }
}

/* ==========================================================================
   TABLET SIDEBAR HOVER EXPAND TRANSITION
   ========================================================================== */
@media (min-width: 992px) and (max-width: 1200px) {
    .sidebar {
        transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .sidebar .sidebar-icon-only {
        display: inline !important;
    }
    .sidebar:hover .sidebar-icon-only {
        display: none !important;
    }
}

/* ==========================================================================
   IMPROVED CARD RESPONSIVE GRID
   ========================================================================== */

/* Admin dashboard metric cards — better scaling */
@media (min-width: 992px) and (max-width: 1200px) {
    .col-lg-2 {
        flex: 0 0 33.33%;
        max-width: 33.33%;
    }
}

/* Row columns on mid-range tablets */
@media (min-width: 768px) and (max-width: 991px) {
    .col-md-8 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    .col-md-4 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* ==========================================================================
   TOUCH-FRIENDLY INTERACTIVE ELEMENTS
   ========================================================================== */

/* Prevent double-tap zoom on buttons */
button, a, .btn, .nav-link {
    touch-action: manipulation;
}

/* Smooth scrolling in overflow containers */
.overflow-y-auto, .overflow-x-auto {
    -webkit-overflow-scrolling: touch;
}

/* Better active states for touch */
@media (hover: none) and (pointer: coarse) {
    .btn:active {
        transform: scale(0.97);
        transition: transform 0.1s ease;
    }
    
    .nav-link:active {
        background-color: var(--nb-primary-glow) !important;
    }
    
    .card:active {
        transform: scale(0.99);
        transition: transform 0.1s ease;
    }
}

/* ==========================================================================
   LANDSCAPE MOBILE FIXES
   ========================================================================== */
@media (max-height: 500px) and (orientation: landscape) {
    header.topbar {
        height: 44px;
    }
    
    .sidebar .nav-link {
        padding: 6px 14px;
        min-height: 36px !important;
    }
    
    .main-content main {
        padding-top: 0.5rem !important;
    }
}


/* ==========================================================================
   AUTH PAGES (Login, Register, Forgot Password)
   ========================================================================== */

/* Auth wrapper responsive adjustments */
.auth-wrapper {
    min-height: 100vh;
    overflow-x: hidden;
}

/* On small screens, reduce min-height so content scrolls naturally */
@media (max-width: 576px) {
    .auth-wrapper > .container {
        min-height: auto !important;
        padding-top: 1rem !important;
        padding-bottom: 2rem !important;
    }
    
    /* Tighter card padding for register form */
    .auth-wrapper .card-body {
        padding: 1.25rem !important;
    }
    
    /* Smaller form inputs on mobile to save space */
    .auth-wrapper .form-control-lg,
    .auth-wrapper .form-select-lg {
        font-size: 0.95rem;
        padding: 0.6rem 0.75rem;
        min-height: 44px;
    }
    
    .auth-wrapper .btn-lg {
        font-size: 1rem;
        padding: 0.7rem 1rem;
    }
    
    /* Tighter spacing between form fields */
    .auth-wrapper .mb-3 {
        margin-bottom: 0.75rem !important;
    }
    .auth-wrapper .mb-4 {
        margin-bottom: 1rem !important;
    }
    
    /* Auth heading smaller on mobile */
    .auth-wrapper h3 {
        font-size: 1.3rem;
    }
}

/* Auth card hover disabled - it's a form, not interactive card */
.auth-wrapper .card:hover {
    border-color: var(--border-color);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: none;
}

/* Auth navbar glass effect on scroll */
.auth-wrapper .navbar.nav-scrolled {
    background: rgba(15, 23, 42, 0.8) !important;
    backdrop-filter: blur(12px) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3) !important;
}

/* Dark mode auth card */
[data-theme="dark"] .auth-wrapper .card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
}


/* ==========================================================================
   SIDEBAR PIN FEATURE
   ========================================================================== */

/* Pinned sidebar stays open and ignores tablet auto-collapse */
.sidebar.pinned {
    width: var(--nb-sidebar-width) !important;
    transform: translateX(0) !important;
}

.sidebar.pinned .sidebar-text {
    display: inline !important;
}

.sidebar.pinned .nav-item-header {
    display: block !important;
}

.sidebar.pinned .nav-link i {
    margin-right: 12px !important;
}

/* When pinned, main content adjusts accordingly */
.sidebar.pinned ~ #sidebarBackdrop + #mainContent,
.sidebar.pinned ~ #mainContent {
    margin-left: var(--nb-sidebar-width) !important;
    width: calc(100% - var(--nb-sidebar-width)) !important;
}

/* Pinned overrides the tablet collapsed behavior */
@media (min-width: 992px) and (max-width: 1200px) {
    .sidebar.pinned {
        width: var(--nb-sidebar-width) !important;
    }
    .sidebar.pinned:hover {
        box-shadow: var(--shadow-sm);
    }
}

/* On mobile, pin has no effect — sidebar still uses drawer pattern */
@media (max-width: 991px) {
    .sidebar.pinned {
        transform: translateX(-100%) !important;
        width: var(--nb-sidebar-width) !important;
    }
    .sidebar.pinned.show {
        transform: translateX(0) !important;
    }
}

/* Pin button styling */
#sidebarPinBtn {
    transition: transform 0.2s ease;
}

#sidebarPinBtn:hover {
    transform: rotate(-45deg);
}

#sidebarPinBtn .bi-pin-fill {
    transform: rotate(-45deg);
}

/* Collapse button hidden when pinned (desktop) */
@media (min-width: 992px) {
    .sidebar.pinned #sidebarCollapseBtn {
        opacity: 0.3;
        pointer-events: none;
    }
}


/* ==========================================================================
   SKELETON LOADING SYSTEM
   ========================================================================== */

/* Base skeleton shimmer animation */
@keyframes skeletonShimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes skeletonPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.skeleton-container {
    animation: skeletonPulse 1.5s ease-in-out infinite;
}

/* Skeleton line elements */
.skeleton-line {
    height: 14px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--border-color) 25%, transparent 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
    margin-bottom: 10px;
}

.skeleton-title {
    height: 24px;
    margin-bottom: 12px;
    border-radius: 8px;
}

.skeleton-subtitle {
    height: 12px;
    opacity: 0.6;
}

/* Skeleton card */
.skeleton-card {
    height: 120px;
    border-radius: var(--br-lg);
    background: linear-gradient(90deg, var(--border-color) 25%, transparent 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
}

.skeleton-card-lg {
    height: 280px;
    border-radius: var(--br-lg);
    background: linear-gradient(90deg, var(--border-color) 25%, transparent 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
}

/* Dark mode skeleton colors */
[data-theme="dark"] .skeleton-line,
[data-theme="dark"] .skeleton-card,
[data-theme="dark"] .skeleton-card-lg {
    background: linear-gradient(90deg, #1F2937 25%, #374151 50%, #1F2937 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
}

/* Skeleton fade-out transition */
.skeleton-fade-out {
    opacity: 0;
    transform: translateY(-5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Content fade-in transition */
.content-fade-in {
    animation: contentReveal 0.4s ease-out forwards;
}

@keyframes contentReveal {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Skeleton variants for tables */
.skeleton-table-row {
    display: flex;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
}

.skeleton-table-cell {
    height: 14px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--border-color) 25%, transparent 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
    flex: 1;
}

.skeleton-table-cell:first-child {
    flex: 0.5;
}

.skeleton-table-cell:last-child {
    flex: 0.3;
}

/* Skeleton avatar */
.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(90deg, var(--border-color) 25%, transparent 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
    flex-shrink: 0;
}

[data-theme="dark"] .skeleton-table-cell,
[data-theme="dark"] .skeleton-avatar {
    background: linear-gradient(90deg, #1F2937 25%, #374151 50%, #1F2937 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease-in-out infinite;
}


/* ==========================================================================
   TABLE OVERFLOW FIX — Prevent right-side cutoff
   ========================================================================== */

/* Ensure table-responsive scrolls within its card container */
.card .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
    width: 100%;
}

/* Ensure container-fluid doesn't exceed available space */
.main-content .container-fluid {
    max-width: 100%;
    overflow: hidden;
}

/* Fix main content not to clip right edge on desktop */
@media (min-width: 992px) {
    .main-content main {
        overflow: visible;
    }
}

@media (min-width: 1400px) {
    .main-content main {
        padding-left: 3rem !important;
        padding-right: 3rem !important;
    }
}

/* Cards inside main should not exceed their container */
.main-content .card {
    max-width: 100%;
}

.main-content .card .card-body {
    max-width: 100%;
}

/* Allow table-responsive to scroll inside overflow:hidden card */
.main-content .card .card-body .table-responsive {
    overflow-x: auto;
}

/* Table fixed layout to prevent columns from expanding beyond container */
.table-responsive table {
    table-layout: auto;
    width: 100%;
}


/* ==========================================================================
   BOOTSTRAP MODAL Z-INDEX FIX
   ========================================================================== */

/* Ensure Bootstrap modals are always interactive */
.modal {
    z-index: 1090 !important;
}

.modal-backdrop {
    z-index: 1085 !important;
}

.modal-dialog {
    z-index: 1091 !important;
    pointer-events: auto !important;
}

.modal-content {
    pointer-events: auto !important;
    position: relative;
    z-index: 1;
    background-color: var(--bg-modal) !important;
    color: var(--text-main) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important;
}

.modal-header,
.modal-footer {
    border-color: var(--border-color) !important;
}

.modal-header .btn-close {
    filter: var(--modal-close-filter, none);
}

[data-theme="dark"] .modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Ensure form elements inside any modal always match the current theme */
.modal-body .form-control,
.modal-body .form-select,
.modal-body textarea {
    background-color: var(--bg-card-hover) !important;
    color: var(--text-main) !important;
    border-color: var(--border-color) !important;
}


/* ==========================================================================
   IDLE SESSION TIMEOUT MODAL
   ========================================================================== */
#idleTimeoutModal .modal-backdrop,
.modal-backdrop {
    backdrop-filter: blur(3px);
}

#idleTimeoutModal .modal-content {
    animation: idleModalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes idleModalPop {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

#idleCountdownDisplay {
    font-family: 'Inter', monospace;
}

@media (max-width: 480px) {
    #idleTimeoutModal .modal-dialog {
        margin: 0 auto;
        max-width: calc(100% - 2rem) !important;
    }
}

/* Phase 8: Mobile & Responsive Audit - Table Responsiveness */
.table-container { overflow-x: auto; -webkit-overflow-scrolling: touch; width: 100%; margin-bottom: 1rem; }
.table-container .table { min-width: 800px; }