/* Premium Theme Design System - Refactored for Accessibility & Dark Mode */
    :root {
        /* Layout & Backgrounds */
        --bg-main: #f8f9fa;
        --bg-main-gradient: radial-gradient(circle at top left, #f8f9fa 0%, #e9ecef 100%);
        --bg-card: rgba(255, 255, 255, 0.85);
        --bg-glass: rgba(255, 255, 255, 0.85);
        --bg-sidebar: rgba(255, 255, 255, 0.4);
        --bg-modal: #ffffff;

        /* Typography */
        --text-main: #344767;
        --text-muted: #5e6c84;
        --text-highlight: #2b354e;
        --text-inverse: #ffffff;
        --text-sidebar: #344767;
        --text-sidebar-active: #ffffff;
        --text-placeholder: #636c72; /* Improved contrast for Light Mode */
        --text-disabled: #868e96;

        /* Accent Colors - Slightly adjusted for WCAG compliance */
        --accent-primary: #0d6efd;
        --accent-success: #158453; /* Darker green for strict 4.5:1 contrast on white */
        --accent-warning: #c44500; /* Darker orange */
        --accent-danger: #f44335;
        --accent-info: #17c1e8;

        /* Metallic & Vibrant Gradients */
        --grad-gold: linear-gradient(135deg, #fceabb 0%, #fccd4d 50%, #f8b500 51%, #fbdf93 100%);
        --grad-silver: linear-gradient(135deg, #f5f7fa 0%, #b8c6db 100%);
        --grad-bronze: linear-gradient(135deg, #c3a484 0%, #e5d3b3 100%);
        --grad-vibrant: linear-gradient(135deg, #4e54c8 0%, #8f94fb 100%);

        /* Form Elements */
        --input-bg: rgba(255, 255, 255, 0.5);
        --input-border: rgba(0, 0, 0, 0.1);
        --input-text: #2b354e;
        --input-focus-bg: #ffffff;
        --input-focus-shadow: rgba(13, 110, 253, 0.25);

        /* Borders & Dividers */
        --border-main: rgba(0, 0, 0, 0.1);
        --border-glass: rgba(255, 255, 255, 0.4);
        --border-sidebar: rgba(255, 255, 255, 0.3);

        /* Effects */
        --shadow-main: 0 8px 32px 0 rgba(0, 0, 0, 0.15);
        --shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.1);
        --shadow-navbar: 0 4px 15px rgba(0, 0, 0, 0.2);
        --glass-blur: 20px;

        /* Skeleton Loading */
        --skeleton-base: #e0e0e0;
        --skeleton-highlight: #f5f5f5;

        /* Stepper & Progress */
        --stepper-bg: #e9ecef;
        --stepper-text: #6c757d;
        --stepper-border: #e9ecef;
        --stepper-active-shadow: rgba(13, 110, 253, 0.2);

        /* Aliases for compatibility during refactoring */
        --premium-bg-body: var(--bg-main);
        --premium-bg-body-gradient: var(--bg-main-gradient);
        --premium-text-color: var(--text-main);
        --premium-text-muted: var(--text-muted);
        --premium-text-dark: var(--text-highlight);
        --premium-glass-bg: var(--bg-glass);
        --premium-glass-border: var(--border-glass);
        --premium-glass-blur: var(--glass-blur);
        --premium-shadow: var(--shadow-main);
        --premium-card-bg: var(--bg-card);
        --premium-primary: var(--accent-primary);
        --premium-success: var(--accent-success);
        --premium-warning: var(--accent-warning);
        --sidebar-bg: var(--bg-sidebar);
        --sidebar-border: var(--border-sidebar);
        --sidebar-link-color: var(--text-sidebar);
        --sidebar-link-active-color: var(--text-sidebar-active);
        --gradient-gold: var(--grad-gold);
        --gradient-silver: var(--grad-silver);
        --gradient-bronze: var(--grad-bronze);
        --gradient-vibrant: var(--grad-vibrant);
    }

    /* Dark Mode Overrides */
    @media (prefers-color-scheme: dark) {
        :root:not(.light-theme) {
            --bg-main: #121212;
            --bg-main-gradient: radial-gradient(circle at top left, #1a1a1a 0%, #121212 100%);
            --bg-card: #1e1e1e;
            --bg-glass: rgba(30, 30, 30, 0.85);
            --bg-sidebar: rgba(0, 0, 0, 0.4);
            --bg-modal: #1e1e1e;

            --text-main: #e0e0e0;
            --text-muted: #a0a0a0;
            --text-highlight: #ffffff;
            --text-inverse: #121212;
            --text-sidebar: #e0e0e0;
            --text-placeholder: #949494; /* Improved contrast for Dark Mode */
            --text-disabled: #757575;

            --input-bg: rgba(0, 0, 0, 0.3);
            --input-border: rgba(255, 255, 255, 0.2);
            --input-text: #ffffff;
            --input-focus-bg: rgba(0, 0, 0, 0.5);

            --border-main: rgba(255, 255, 255, 0.1);
            --border-glass: rgba(255, 255, 255, 0.05);
            --border-sidebar: rgba(255, 255, 255, 0.05);

            --shadow-main: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
            --skeleton-base: #2c2c2c;
            --skeleton-highlight: #3a3a3a;

            --stepper-bg: #2c2c2c;
            --stepper-text: #a0a0a0;
            --stepper-border: #3a3a3a;
            --stepper-active-shadow: rgba(13, 110, 253, 0.4);
        }
    }

    body.dark-theme,
    .dark-theme {
        --bg-main: #121212;
        --bg-main-gradient: radial-gradient(circle at top left, #1a1a1a 0%, #121212 100%);
        --bg-card: #1e1e1e;
        --bg-glass: rgba(30, 30, 30, 0.85);
        --bg-sidebar: rgba(0, 0, 0, 0.4);
        --bg-modal: #1e1e1e;

        --text-main: #e0e0e0;
        --text-muted: #a0a0a0;
        --text-highlight: #ffffff;
        --text-inverse: #121212;
        --text-sidebar: #e0e0e0;
        --text-placeholder: #949494;
        --text-disabled: #757575;

        --input-bg: rgba(0, 0, 0, 0.3);
        --input-border: rgba(255, 255, 255, 0.2);
        --input-text: #ffffff;
        --input-focus-bg: rgba(0, 0, 0, 0.5);

        --border-main: rgba(255, 255, 255, 0.1);
        --border-glass: rgba(255, 255, 255, 0.05);
        --border-sidebar: rgba(255, 255, 255, 0.05);

        --shadow-main: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
        --skeleton-base: #2c2c2c;
        --skeleton-highlight: #3a3a3a;

        --stepper-bg: #2c2c2c;
        --stepper-text: #a0a0a0;
        --stepper-border: #3a3a3a;
        --stepper-active-shadow: rgba(13, 110, 253, 0.4);
    }

    /* Core Card Theme Alignment */
    .card {
        background-color: var(--bg-card) !important;
        transition: background 0.3s ease;
    }

    .dark-theme .card-header {
        background-color: transparent !important;
        border-bottom: 1px solid var(--border-glass) !important;
    }

    .dark-theme .card-header h6,
    .dark-theme .card-header h5,
    .dark-theme .card-header .h6,
    .dark-theme .card-header .h5 {
        color: var(--text-highlight) !important;
    }

    .dark-theme .card-body {
        color: var(--text-main) !important;
    }

    /* Breadcrumbs and Navbar adjust for Dark Mode */
    .dark-theme .breadcrumb-item,
    .dark-theme .breadcrumb-item a,
    .dark-theme .navbar-main .nav-link,
    .dark-theme .navbar-main .navbar-brand,
    .dark-theme .navbar-main .breadcrumb-item.active {
        color: var(--text-main) !important;
    }

    .dark-theme .navbar-main {
        background-color: rgba(18, 18, 18, 0.8) !important; /* Semi-transparent black for glass effect */
        backdrop-filter: blur(10px);
        box-shadow: var(--shadow-navbar);
    }

    /* Modal Dark Theme */
    .dark-theme .modal-content {
        background-color: var(--bg-modal) !important;
        color: var(--text-main) !important;
        border: 1px solid var(--border-glass);
    }

    .dark-theme .modal-header {
        border-bottom-color: var(--border-glass) !important;
    }

    .dark-theme .modal-footer {
        border-top-color: var(--border-glass) !important;
    }

    .dark-theme .modal-title {
        color: var(--text-highlight) !important;
    }

    .dark-theme .btn-close {
        filter: invert(1) grayscale(100%) brightness(200%);
    }

    /* Global Aesthetics */
    body {
        background: var(--bg-main-gradient);
        background-attachment: fixed;
        font-family: 'Outfit', 'Inter', sans-serif;
        color: var(--text-main);
        transition: background 0.3s ease, color 0.3s ease;
        /* Improved Readability */
        font-size: 1.05rem;
        /* ~17px */
        line-height: 1.6;
    }

    /* Typography Overrides for Readability */
    .text-xs {
        font-size: 0.85rem !important;
        /* ~13.6px, was 0.75rem */
    }

    .text-sm {
        font-size: 0.95rem !important;
        /* ~15.2px, was 0.875rem */
    }

    .nav-link-text,
    .nav-item .nav-link {
        font-size: 1rem !important;
        /* Ensure sidebar links are readable */
    }

    p,
    .card-description {
        font-size: 1.05rem !important;
    }

    .h6,
    h6 {
        font-size: 1.15rem !important;
    }

    .h5,
    h5 {
        font-size: 1.35rem !important;
    }

    .form-control,
    .form-label,
    label {
        font-size: 1rem !important;
    }

    /* Adjust button font sizes to match */
    .btn {
        font-size: 0.95rem !important;
    }

    .btn-sm {
        font-size: 0.85rem !important;
    }

    .btn-lg {
        font-size: 1.1rem !important;
    }

    /* Keep gray-200 for compatibility if needed, but override with variable */
    body.bg-gray-200 {
        background-color: var(--premium-bg-body) !important;
    }

    /* Glassmorphism Utility */
    .glass-panel {
        background: var(--bg-glass);
        backdrop-filter: blur(var(--glass-blur));
        -webkit-backdrop-filter: blur(var(--glass-blur));
        border: 1px solid var(--border-glass);
        box-shadow: var(--shadow-main);
        border-radius: 20px;
        transition: background 0.3s ease, border-color 0.3s ease;
    }

    /* Sidebar Redesign Classes */
    .premium-sidebar {
        background: var(--bg-sidebar) !important;
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        border-right: 1px solid var(--border-sidebar);
    }

    .premium-sidebar .sidenav-header {
        height: auto !important;
        min-height: 160px !important;
        padding-top: 20px !important;
        padding-bottom: 30px !important;
        margin-bottom: 10px !important;
    }

    .premium-sidebar .navbar-collapse {
        height: auto !important;
    }

    .premium-sidebar .nav-item .nav-link,
    .premium-sidebar .nav-item .nav-link-text,
    .premium-sidebar .nav-item .material-icons,
    .premium-sidebar .nav-item h6,
    .premium-sidebar .navbar-brand span,
    .premium-sidebar .nav-link-text {
        color: var(--text-sidebar) !important;
        font-weight: 500 !important;
    }

    .premium-sidebar .nav-item h6 {
        color: var(--text-highlight) !important;
        opacity: 0.9 !important;
        margin-top: 1.5rem !important;
    }

    .premium-sidebar .nav-link.active,
    .premium-sidebar .nav-link.active-premium {
        background: var(--grad-vibrant) !important;
        box-shadow: var(--shadow-navbar);
        border-radius: 12px;
    }

    .premium-sidebar .nav-link.active *,
    .premium-sidebar .nav-link.active-premium *,
    .premium-sidebar .nav-link.active-premium .nav-link-text {
        color: var(--text-sidebar-active) !important;
    }

    /* Card Enhancements */
    /* Muted text contrast in glass panels - WCAG compliance */
    .glass-panel .text-muted,
    .glass-panel .card-description {
        color: var(--text-muted) !important;
        opacity: 1 !important;
        font-weight: 450 !important;
    }

    .glass-panel strong,
    .glass-panel .card-title,
    .glass-panel .h5,
    .h5,
    h5,
    .h4,
    h4,
    .h3,
    h3,
    .h2,
    h2,
    .h1,
    h1 {
        color: var(--text-highlight) !important;
    }

    .glass-panel .card-title {
        font-weight: 700 !important;
    }

    /* Form accessibility */
    .glass-panel .form-control,
    .form-control,
    .form-select {
        background: var(--input-bg) !important;
        border: 1px solid var(--input-border) !important;
        color: var(--input-text) !important;
        border-radius: 12px !important;
        padding: 10px 15px !important;
    }

    .glass-panel .form-control:focus,
    .form-control:focus,
    .form-select:focus {
        background: var(--input-focus-bg) !important;
        border-color: var(--accent-primary) !important;
        box-shadow: 0 0 0 3px var(--input-focus-shadow) !important;
        outline: none !important;
        color: var(--input-text) !important;
    }

    .glass-panel .form-label,
    .form-label,
    label {
        color: var(--text-highlight) !important;
        font-weight: 600 !important;
        margin-bottom: 0.5rem;
    }

    .premium-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-hover);
    }

    /* Progress Bar Shimmer Effect */
    .progress-shimmer {
        position: relative;
        overflow: hidden;
    }

    .progress-shimmer::after {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 200%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        animation: shimmer 2s infinite;
    }

    @keyframes shimmer {
        0% {
            transform: translateX(-100%);
        }

        100% {
            transform: translateX(100%);
        }
    }

    /* Skeleton Loading Screens */
    .skeleton {
        background-color: var(--skeleton-base);
        border-radius: 8px;
        position: relative;
        overflow: hidden;
    }

    .skeleton::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        transform: translateX(-100%);
        background-image: linear-gradient(90deg,
                rgba(255, 255, 255, 0) 0,
                rgba(255, 255, 255, 0.2) 20%,
                rgba(255, 255, 255, 0.5) 60%,
                rgba(255, 255, 255, 0));
        animation: shimmer 2s infinite;
    }

    .dark-theme .skeleton::after {
        background-image: linear-gradient(90deg,
                rgba(255, 255, 255, 0) 0,
                rgba(255, 255, 255, 0.05) 20%,
                rgba(255, 255, 255, 0.1) 60%,
                rgba(255, 255, 255, 0));
    }

    .skeleton-text {
        height: 1em;
        margin-bottom: 0.5em;
        border-radius: 4px;
        width: 100%;
    }

    .skeleton-text.w-50 {
        width: 50%;
    }

    .skeleton-text.w-75 {
        width: 75%;
    }

    .skeleton-img {
        width: 100%;
        height: 180px;
        /* Approx height of course images */
        display: block;
        margin-bottom: 1rem;
    }

    /* Micro-interactions: Ripple Effect */
    .ripple-effect {
        position: relative;
        overflow: hidden;
        transform: translate3d(0, 0, 0);
    }

    .ripple-effect::after {
        content: "";
        display: block;
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        pointer-events: none;
        background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
        background-repeat: no-repeat;
        background-position: 50%;
        transform: scale(10, 10);
        opacity: 0;
        transition: transform .5s, opacity 1s;
    }

    .ripple-effect:active::after {
        transform: scale(0, 0);
        opacity: 0.3;
        transition: 0s;
    }

    /* Modal Transitions */
    .modal.fade .modal-dialog {
        transition: transform 0.3s ease-out, opacity 0.3s ease-out;
    }

    /* Unique Sticky Headers for Admin Tables */
    .table-sticky-header thead th {
        position: sticky;
        top: 0;
        z-index: 10;
        background-color: var(--bg-main);
        /* Or a specific header bg */
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
        color: var(--text-highlight) !important;
    }

    .dark-theme .table {
        color: var(--text-main) !important;
    }

    .dark-theme .table td,
    .dark-theme .table th {
        border-color: var(--border-glass) !important;
    }

    .dark-theme .table-hover tbody tr:hover {
        background-color: rgba(255, 255, 255, 0.05) !important;
        color: var(--text-highlight) !important;
    }

    /* Celebration Animations */
    @keyframes pulse-glow {
        0% {
            box-shadow: 0 0 0 0 rgba(13, 110, 253, 0.4);
        }

        70% {
            box-shadow: 0 0 0 15px rgba(13, 110, 253, 0);
        }

        100% {
            box-shadow: 0 0 0 0 rgba(13, 110, 253, 0);
        }
    }

    /* Unified Premium Filters */
    .premium-filter-control {
        background-color: var(--input-bg) !important;
        border: 1px solid var(--input-border) !important;
        border-radius: 10px !important;
        padding: 8px 14px !important;
        font-size: 0.875rem !important;
        color: var(--input-text) !important;
        transition: all 0.2s ease !important;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05) !important;
        height: auto !important;
    }

    .premium-filter-control:focus {
        border-color: var(--accent-primary) !important;
        box-shadow: 0 0 0 3px var(--input-focus-shadow) !important;
        outline: none !important;
    }

    select.premium-filter-control {
        cursor: pointer;
        /* Updated SVG for dark mode compatibility (using current color or specific) */
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%235e6c84'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E") !important;
        background-repeat: no-repeat !important;
        background-position: right 10px center !important;
        background-size: 20px !important;
        padding-right: 35px !important;
        appearance: none !important;
    }

    /* Fixed labels for accessibility */
    .input-group-static label {
        margin-bottom: 5px !important;
        margin-top: 10px !important;
        font-size: 0.85rem !important;
        color: var(--text-highlight) !important;
        font-weight: 700 !important;
    }

    /* Premium Tabs Styling */
    .nav-wrapper {
        background: rgba(0, 0, 0, 0.03);
        border-radius: 15px;
        padding: 4px;
        margin-bottom: 1.5rem;
    }

    .dark-theme .nav-wrapper {
        background: rgba(255, 255, 255, 0.05);
    }

    .nav-pills .nav-link {
        border-radius: 12px !important;
        color: var(--text-muted) !important;
        font-weight: 600 !important;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
        padding: 10px 20px !important;
        border: none !important;
    }

    .nav-pills .nav-link.active {
        background: var(--grad-vibrant) !important;
        color: white !important;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
    }

    .nav-pills .nav-link:hover:not(.active) {
        background: rgba(0, 0, 0, 0.05) !important;
        color: var(--accent-primary) !important;
    }

    .dark-theme .nav-pills .nav-link:hover:not(.active) {
        background: rgba(255, 255, 255, 0.05) !important;
    }

    /* Fallback for nav-tabs to look like pills */
    .nav-tabs {
        border-bottom: none !important;
        background: rgba(0, 0, 0, 0.03);
        border-radius: 15px;
        padding: 4px;
    }

    .dark-theme .nav-tabs {
        background: rgba(255, 255, 255, 0.05);
    }

    .nav-tabs .nav-link {
        border: none !important;
        border-radius: 12px !important;
        color: var(--text-muted) !important;
        font-weight: 600 !important;
        padding: 10px 20px !important;
        margin-right: 5px;
    }

    .nav-tabs .nav-link.active {
        background: var(--grad-vibrant) !important;
        color: white !important;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
    }

    .bg-gradient-vibrant {
        background: var(--grad-vibrant) !important;
        background-size: 200% auto;
        transition: 0.5s;
        color: white !important;
        border: none !important;
    }

    .bg-gradient-vibrant:hover {
        background-position: right center;
    }

    /* Choices.js Premium Integration */
    .choices {
        margin-bottom: 0;
    }

    .choices__inner {
        background: var(--input-bg) !important;
        border: 1px solid var(--input-border) !important;
        border-radius: 12px !important;
        min-height: 45px !important;
        padding: 5px 10px !important;
        color: var(--input-text) !important;
    }

    .choices__list--dropdown {
        background: var(--bg-card) !important;
        border: 1px solid var(--input-border) !important;
        border-radius: 12px !important;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
        z-index: 2000 !important;
        color: var(--input-text) !important;
    }

    .choices__item--selectable.is-highlighted {
        background-color: var(--accent-primary) !important;
        color: white !important;
    }

    .choices__input {
        background-color: transparent !important;
        font-size: 0.9rem !important;
        color: var(--input-text) !important;
    }

    /* Admin Button Resizing & Usability */
    #main-content .btn,
    .modal-content .btn {
        border-radius: 12px !important;
        font-weight: 600 !important;
        transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        letter-spacing: 0.025em;
        text-transform: none !important;
        position: relative;
        /* For ripple */
        overflow: hidden;
        /* For ripple */
    }

    #main-content .btn:hover,
    .modal-content .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 7px 14px rgba(0, 0, 0, 0.1), 0 3px 6px rgba(0, 0, 0, 0.08) !important;
    }

    #main-content .btn-sm,
    .modal-content .btn-sm {
        padding: 10px 18px !important;
        font-size: 0.85rem !important;
    }

    #main-content .btn-lg,
    .modal-content .btn-lg {
        padding: 14px 28px !important;
        font-size: 1.05rem !important;
    }

    #main-content .btn i,
    .modal-content .btn i {
        margin-right: 8px;
        font-size: 1.25rem !important;
    }

    #main-content .btn-sm i,
    .modal-content .btn-sm i {
        margin-right: 6px;
        font-size: 1.1rem !important;
    }

    /* Alert Contrast Fix */
    .alert.bg-gradient-info {
        color: #ffffff !important;
    }

    .alert.bg-gradient-info i {
        color: #ffffff !important;
    }

    /* Mobile Optimization */
    @media (max-width: 768px) {

        /* Enforce min touch target for large elements */
        .btn,
        .nav-link,
        input:not([type="checkbox"]):not([type="radio"]),
        select,
        .page-link {
            min-height: 44px;
        }

        /* Specific handling for checkboxes/switches to avoid overlapping */
        .form-check {
            padding-left: 2.5rem !important;
            margin-bottom: 0.75rem !important;
            min-height: 24px;
            display: flex;
            align-items: center;
        }

        /* Prevent inline checkboxes from stacking poorly on mobile but give them space */
        .form-check.form-check-inline {
            display: inline-flex !important;
            margin-right: 1rem !important;
            padding-left: 2rem !important;
        }

        /* If centering is needed (like in tables or specific layouts) */
        .form-check.justify-content-center {
            padding-left: 0 !important;
            margin-left: 0 !important;
        }

        .form-check-input {
            width: 1.4rem !important;
            height: 1.4rem !important;
            margin-left: -2.2rem !important;
            margin-top: 0 !important;
            flex-shrink: 0;
        }

        .form-check.form-check-inline .form-check-input {
            margin-left: -1.8rem !important;
        }

        .form-check.justify-content-center .form-check-input {
            margin-left: 0 !important;
            position: relative !important;
        }

        .form-switch .form-check-input {
            width: 2.4rem !important;
            height: 1.2rem !important;
            margin-left: -3.2rem !important;
        }

        .form-switch {
            padding-left: 3.2rem !important;
        }

        .form-switch.form-check-inline {
            padding-left: 3rem !important;
        }

        /* Adjust padding for inputs to look good with min-height */
        .form-control {
            padding-top: 10px;
            padding-bottom: 10px;
        }

        /* Adjust button padding if text is small */
        .btn-sm {
            padding: 12px 18px !important;
            /* Increase vertical padding */
        }
    }

    /* Accessibility Improvements */
    :focus-visible {
        outline: 3px solid var(--accent-primary) !important;
        outline-offset: 2px !important;
    }

    .skip-link {
        position: absolute;
        top: -100px;
        left: 50%;
        transform: translateX(-50%);
        background: var(--accent-primary);
        color: var(--text-inverse) !important;
        padding: 10px 20px;
        z-index: 9999;
        border-radius: 0 0 10px 10px;
        transition: top 0.3s ease;
        font-weight: 700;
        text-decoration: none;
    }

    .skip-link:focus {
        top: 0;
        outline: none;
    }

    .badge {
        color: #fff !important;
    }

    /* Sticky Footer Implementation */
    .main-content {
        display: flex;
        flex-direction: column;
        min-height: 100vh;
        /* Ensure scrolling context is preferred if not managed by PS */
    }

    .main-content>.container-fluid {
        flex: 1;
        width: 100%;
    }

    .footer {
        position: sticky;
        bottom: 0;
        z-index: 99;
        width: 100%;
        margin-top: auto;
        background: var(--bg-glass);
        backdrop-filter: blur(var(--glass-blur));
        -webkit-backdrop-filter: blur(var(--glass-blur));
        border-top: 1px solid var(--border-glass);
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
        padding: 1rem 0 !important;
    }

    .dark-theme .footer {
        background: rgba(30, 30, 30, 0.9);
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
    }

    /* Password Toggle Button */
    .password-wrapper {
        position: relative;
        display: flex;
        width: 100%;
    }

    .password-wrapper .form-control {
        padding-right: 45px !important;
    }

    /* For input-group-static (Material Dashboard Login) */
    .input-group.input-group-static .password-toggle-btn {
        position: absolute !important;
        right: 0 !important;
        bottom: 0 !important;
        top: auto !important;
        transform: none !important;
        background: transparent !important;
        border: none !important;
        cursor: pointer !important;
        padding: 6px 10px !important;
        color: #6c757d !important;
        opacity: 0.7;
        transition: all 0.2s ease;
        z-index: 10 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        border-radius: 8px;
        margin: 0 !important;
        height: 40px !important;
        /* Align with input height approx */
    }

    .input-group.input-group-static .password-toggle-btn:hover {
        opacity: 1;
        color: var(--accent-primary) !important;
        background: rgba(13, 110, 253, 0.1) !important;
    }

    .dark-theme .input-group.input-group-static .password-toggle-btn:hover {
        background: rgba(255, 255, 255, 0.1) !important;
    }

    .input-group.input-group-static .password-toggle-btn:focus {
        outline: 2px solid var(--accent-primary) !important;
        outline-offset: 2px;
        opacity: 1;
    }

    .input-group.input-group-static .password-toggle-btn .material-icons {
        font-size: 20px !important;
    }

    /* For standard Bootstrap form-control (modals) */
    .mb-3:not(.input-group-static) .password-toggle-btn,
    .password-wrapper .password-toggle-btn {
        position: absolute;
        right: 10px;
        top: 50%;
        transform: translateY(-50%);
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 6px 10px;
        color: var(--text-muted);
        opacity: 0.7;
        transition: all 0.2s ease;
        z-index: 10;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
    }

    .mb-3:not(.input-group-static) .password-toggle-btn:hover,
    .password-wrapper .password-toggle-btn:hover {
        opacity: 1;
        color: var(--accent-primary);
        background: rgba(13, 110, 253, 0.1);
    }

    .mb-3:not(.input-group-static) .password-toggle-btn .material-icons,
    .password-wrapper .password-toggle-btn .material-icons {
        font-size: 20px;
    }