/* Modern Glassy Theme CSS */

/* Global Glass Theme Variables */
:root[data-theme="glassy"] {
    /* Base colors from theme settings */
    --gradient-color-1: #007bff;
    --gradient-color-2: #0056b3;
    --glass-transparency: 0.2;
    --glass-blur: 10px;
    
    /* Derived colors for glass effects */
    --glass-bg: rgba(255, 255, 255, var(--glass-transparency));
    --glass-bg-dark: rgba(0, 0, 0, calc(var(--glass-transparency) * 0.7));
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: rgba(0, 0, 0, 0.1);
    
    /* Text colors */
    --text-primary: #2c3e50;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --text-light: rgba(255, 255, 255, 0.9);
    
    /* Interactive colors */
    --accent-color: linear-gradient(135deg, var(--gradient-color-1), var(--gradient-color-2));
    --accent-hover: linear-gradient(135deg, var(--gradient-color-2), var(--gradient-color-1));
    --border-color: rgba(255, 255, 255, 0.2);
}

/* Body with gradient background */
[data-theme="glassy"] body {
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    transition: all 0.3s ease;
    min-height: 100vh;
}

/* Glass morphism base mixin */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
}

.glass-effect:hover {
    background: rgba(255, 255, 255, calc(var(--glass-transparency) + 0.05));
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

/* Glass dark variant for dark sections */
.glass-effect-dark {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    color: var(--text-light);
}

/* Content sections */
[data-theme="glassy"] .content {
    background: transparent;
    color: var(--text-primary);
}

/* Boxes and cards with glass effect */
[data-theme="glassy"] .box {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

[data-theme="glassy"] .box:hover {
    background: rgba(255, 255, 255, calc(var(--glass-transparency) + 0.05));
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

[data-theme="glassy"] .box-header {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.2) 100%);
    border-bottom: 1px solid var(--glass-border);
    border-radius: 16px 16px 0 0;
    padding: 15px 20px;
    backdrop-filter: blur(calc(var(--glass-blur) + 5px));
}

[data-theme="glassy"] .box-body {
    background: transparent;
    color: var(--text-primary);
    padding: 20px;
}

/* Navigation tabs with glass effect */
[data-theme="glassy"] .nav-tabs-custom {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 4px 16px var(--glass-shadow);
}

[data-theme="glassy"] .nav-tabs-custom .nav-tabs {
    border-bottom-color: var(--glass-border);
    background: transparent;
}

[data-theme="glassy"] .nav-tabs-custom .nav-tabs li.active a {
    background: linear-gradient(135deg, var(--gradient-color-1), var(--gradient-color-2));
    color: var(--text-light);
    border: none;
    border-radius: 12px;
    margin: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

[data-theme="glassy"] .nav-tabs-custom .nav-tabs li a {
    color: var(--text-primary);
    border: none;
    border-radius: 12px;
    margin: 5px;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .nav-tabs-custom .nav-tabs li a:hover {
    background: rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Tab content */
[data-theme="glassy"] .tab-content {
    background: transparent;
    color: var(--text-primary);
}

/* Forms with glass effect */
[data-theme="glassy"] .form-control {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    padding: 12px 16px;
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

[data-theme="glassy"] .form-control:focus {
    background: rgba(255, 255, 255, 0.95);
    border-color: var(--gradient-color-1);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    outline: none;
}

/* Buttons with gradient glass effect */
[data-theme="glassy"] .btn-primary {
    background: var(--accent-color);
    border: none;
    border-radius: 12px;
    color: var(--text-light);
    padding: 12px 24px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

[data-theme="glassy"] .btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="glassy"] .btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    padding: 12px 24px;
    font-weight: 600;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

/* Small boxes with glass effect */
[data-theme="glassy"] .small-box {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
}

[data-theme="glassy"] .small-box:hover {
    background: rgba(255, 255, 255, calc(var(--glass-transparency) + 0.05));
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

[data-theme="glassy"] .small-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--gradient-color-1), var(--gradient-color-2));
    opacity: 0.1;
    z-index: -1;
}

[data-theme="glassy"] .small-box .inner {
    color: var(--text-primary);
    position: relative;
    z-index: 2;
}

[data-theme="glassy"] .small-box .icon {
    color: var(--gradient-color-1);
    opacity: 0.8;
}

/* List groups with glass effect */
[data-theme="glassy"] .list-group-item {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) - 5px));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .list-group-item:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateX(5px);
}

/* Modals with glass effect */
[data-theme="glassy"] .modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
    color: var(--text-primary);
}

[data-theme="glassy"] .modal-header {
    border-bottom-color: var(--glass-border);
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.2) 100%);
    border-radius: 16px 16px 0 0;
}

[data-theme="glassy"] .modal-footer {
    border-top-color: var(--glass-border);
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.2) 0%, 
        rgba(255, 255, 255, 0.4) 100%);
    border-radius: 0 0 16px 16px;
}

/* Progress bars with glass effect */
[data-theme="glassy"] .progress {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border-radius: 12px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

[data-theme="glassy"] .progress-bar {
    background: var(--accent-color);
    border-radius: 12px;
}

/* Links */
[data-theme="glassy"] a {
    color: var(--gradient-color-1);
    text-decoration: none;
    transition: all 0.3s ease;
}

[data-theme="glassy"] a:hover {
    color: var(--gradient-color-2);
    text-shadow: 0 0 8px rgba(0, 123, 255, 0.3);
}

/* Headers with gradient text */
[data-theme="glassy"] h1, 
[data-theme="glassy"] h2, 
[data-theme="glassy"] h3, 
[data-theme="glassy"] h4, 
[data-theme="glassy"] h5, 
[data-theme="glassy"] h6 {
    background: var(--accent-color);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Sidebar with glass effect */
[data-theme="glassy"] .main-sidebar {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur));
    border-right: 1px solid var(--glass-border);
}

[data-theme="glassy"] .sidebar-menu > li > a {
    color: var(--text-light);
    border-radius: 12px;
    margin: 4px 8px;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .sidebar-menu > li > a:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

[data-theme="glassy"] .sidebar-menu > li.active > a {
    background: var(--accent-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Tables with glass effect */
[data-theme="glassy"] .table {
    background: transparent;
    color: var(--text-primary);
}

[data-theme="glassy"] .table th {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: none;
    color: var(--text-primary);
    font-weight: 600;
}

[data-theme="glassy"] .table td {
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-bottom: 1px solid var(--glass-border);
}

[data-theme="glassy"] .table tbody tr:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Cards with enhanced glass effect */
[data-theme="glassy"] .card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
}

[data-theme="glassy"] .card:hover {
    background: rgba(255, 255, 255, calc(var(--glass-transparency) + 0.05));
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

[data-theme="glassy"] .card-header {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.2) 100%);
    border-bottom: 1px solid var(--glass-border);
    border-radius: 16px 16px 0 0;
}

[data-theme="glassy"] .card-body {
    background: transparent;
    color: var(--text-primary);
}

/* Alerts with glass effect */
[data-theme="glassy"] .alert {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
    color: var(--text-primary);
}

[data-theme="glassy"] .alert-success {
    background: rgba(40, 167, 69, 0.2);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(40, 167, 69, 0.3);
}

[data-theme="glassy"] .alert-danger {
    background: rgba(220, 53, 69, 0.2);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(220, 53, 69, 0.3);
}

[data-theme="glassy"] .alert-warning {
    background: rgba(255, 193, 7, 0.2);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 193, 7, 0.3);
}

[data-theme="glassy"] .alert-info {
    background: rgba(23, 162, 184, 0.2);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(23, 162, 184, 0.3);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    :root[data-theme="glassy"] {
        --glass-blur: 5px;
    }
    
    [data-theme="glassy"] .box,
    [data-theme="glassy"] .card,
    [data-theme="glassy"] .nav-tabs-custom {
        border-radius: 12px;
    }
    
    [data-theme="glassy"] .glass-effect:hover,
    [data-theme="glassy"] .list-group-item:hover {
        transform: none;
    }
}

/* Animation keyframes for glass effects */
@keyframes glass-shimmer {
    0% {
        background-position: -100% 0;
    }
    100% {
        background-position: 100% 0;
    }
}

.glass-shimmer {
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: glass-shimmer 2s ease-in-out infinite;
}

/* Enhanced component coverage for comprehensive color palette */

/* Data tables with glass effect */
[data-theme="glassy"] .dataTable {
    background: transparent;
    color: var(--text-primary);
}

[data-theme="glassy"] .dataTable thead th {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: none;
    color: var(--text-primary);
    font-weight: 600;
    padding: 15px;
}

[data-theme="glassy"] .dataTable tbody td {
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 15px;
}

[data-theme="glassy"] .dataTable tbody tr:nth-child(even) td {
    background: rgba(255, 255, 255, 0.08);
}

[data-theme="glassy"] .dataTable tbody tr:hover td {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.02);
    transition: all 0.2s ease;
}

/* Pagination with glass effect */
[data-theme="glassy"] .pagination > li > a,
[data-theme="glassy"] .pagination > li > span {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) - 2px));
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    margin: 0 2px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .pagination > li > a:hover,
[data-theme="glassy"] .pagination > li > span:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

[data-theme="glassy"] .pagination > .active > a,
[data-theme="glassy"] .pagination > .active > span {
    background: var(--accent-color);
    border-color: var(--gradient-color-1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Badges and labels with glass effect */
[data-theme="glassy"] .badge,
[data-theme="glassy"] .label {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) - 3px));
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 6px 12px;
    font-weight: 500;
}

[data-theme="glassy"] .badge-success,
[data-theme="glassy"] .label-success {
    background: rgba(40, 167, 69, 0.3);
    border-color: rgba(40, 167, 69, 0.5);
    color: #ffffff;
}

[data-theme="glassy"] .badge-danger,
[data-theme="glassy"] .label-danger {
    background: rgba(220, 53, 69, 0.3);
    border-color: rgba(220, 53, 69, 0.5);
    color: #ffffff;
}

[data-theme="glassy"] .badge-warning,
[data-theme="glassy"] .label-warning {
    background: rgba(255, 193, 7, 0.3);
    border-color: rgba(255, 193, 7, 0.5);
    color: #212529;
}

[data-theme="glassy"] .badge-info,
[data-theme="glassy"] .label-info {
    background: rgba(23, 162, 184, 0.3);
    border-color: rgba(23, 162, 184, 0.5);
    color: #ffffff;
}

/* Breadcrumbs with glass effect */
[data-theme="glassy"] .breadcrumb {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 12px 20px;
}

[data-theme="glassy"] .breadcrumb > li + li:before {
    color: var(--text-secondary);
    content: "›";
    padding: 0 8px;
}

[data-theme="glassy"] .breadcrumb > li > a {
    color: var(--gradient-color-1);
    text-decoration: none;
}

[data-theme="glassy"] .breadcrumb > li > a:hover {
    color: var(--gradient-color-2);
    text-shadow: 0 0 8px rgba(0, 123, 255, 0.3);
}

/* Wells and panels with glass effect */
[data-theme="glassy"] .well,
[data-theme="glassy"] .panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all 0.3s ease;
    color: var(--text-primary);
}

[data-theme="glassy"] .panel-heading {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.2) 100%);
    border-bottom: 1px solid var(--glass-border);
    border-radius: 16px 16px 0 0;
}

/* Carousel controls with glass effect */
[data-theme="glassy"] .carousel-control {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border-radius: 12px;
    width: 60px;
    height: 60px;
    top: 50%;
    margin-top: -30px;
}

[data-theme="glassy"] .carousel-control:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

[data-theme="glassy"] .carousel-indicators li {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) - 5px));
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    width: 12px;
    height: 12px;
}

[data-theme="glassy"] .carousel-indicators .active {
    background: var(--gradient-color-1);
    box-shadow: 0 0 8px rgba(0, 123, 255, 0.5);
}

/* Tooltips and popovers with glass effect */
[data-theme="glassy"] .tooltip-inner {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

[data-theme="glassy"] .popover {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 8px 32px var(--glass-shadow);
}

[data-theme="glassy"] .popover-title {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.2) 100%);
    border-bottom: 1px solid var(--glass-border);
    border-radius: 12px 12px 0 0;
    color: var(--text-primary);
}

/* Accordion with glass effect */
[data-theme="glassy"] .panel-group .panel {
    margin-bottom: 15px;
    border-radius: 16px;
    overflow: hidden;
}

[data-theme="glassy"] .panel-group .panel-heading {
    cursor: pointer;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .panel-group .panel-heading:hover {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.5) 0%, 
        rgba(255, 255, 255, 0.3) 100%);
    transform: translateY(-1px);
}

/* Jumbotron with glass effect */
[data-theme="glassy"] .jumbotron {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 12px 40px var(--glass-shadow);
    position: relative;
    overflow: hidden;
}

[data-theme="glassy"] .jumbotron::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--gradient-color-1), var(--gradient-color-2));
    opacity: 0.05;
    z-index: -1;
}

/* Media object with glass effect */
[data-theme="glassy"] .media {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) - 2px));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .media:hover {
    background: rgba(255, 255, 255, calc(var(--glass-transparency) + 0.05));
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

/* Thumbnail with glass effect */
[data-theme="glassy"] .thumbnail {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 4px 16px var(--glass-shadow);
    transition: all 0.3s ease;
    overflow: hidden;
}

[data-theme="glassy"] .thumbnail:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

[data-theme="glassy"] .thumbnail .caption {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.3) 0%, 
        rgba(255, 255, 255, 0.1) 100%);
    backdrop-filter: blur(calc(var(--glass-blur) + 2px));
}

/* Input groups with glass effect */
[data-theme="glassy"] .input-group-addon {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) - 3px));
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-radius: 8px 0 0 8px;
}

[data-theme="glassy"] .input-group .form-control:first-child {
    border-radius: 0 8px 8px 0;
}

[data-theme="glassy"] .input-group-btn > .btn {
    border-radius: 0 8px 8px 0;
}

/* Navbar with glass effect */
[data-theme="glassy"] .navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: none;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 2px 16px var(--glass-shadow);
}

[data-theme="glassy"] .navbar-nav > li > a {
    color: var(--text-primary);
    border-radius: 8px;
    margin: 0 4px;
    transition: all 0.3s ease;
}

[data-theme="glassy"] .navbar-nav > li > a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

[data-theme="glassy"] .navbar-nav > .active > a {
    background: var(--accent-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Footer with glass effect */
[data-theme="glassy"] .footer {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur));
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    padding: 30px 0;
}

/* Spinner and loading indicators with glass effect */
[data-theme="glassy"] .spinner {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

[data-theme="glassy"] .loading-overlay {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(5px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Performance optimizations */
[data-theme="glassy"] * {
    will-change: auto;
}

[data-theme="glassy"] .glass-effect,
[data-theme="glassy"] .glass-effect-dark {
    contain: layout style paint;
}

/* Print styles */
@media print {
    [data-theme="glassy"] * {
        background: white !important;
        color: black !important;
        backdrop-filter: none !important;
        box-shadow: none !important;
    }
}