/**
 * Articles Attributes - Consolidated CSS
 * Frontend, Admin, and Filter styling for article attributes
 */

/* ==========================================================================
   Articles Card Component Styling
   ========================================================================== */

.articles-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: #fff;
    background-clip: border-box;
    border: 1px solid rgba(0, 0, 0, 0.125);
    border-radius: 0.375rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.articles-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.articles-card-img-top {
    width: 100%;
    border-top-left-radius: calc(0.375rem - 1px);
    border-top-right-radius: calc(0.375rem - 1px);
}

.articles-card-body {
    flex: 1 1 auto;
    padding: 1rem;
}

.articles-card-title {
    margin-bottom: 0.5rem;
    color: #212529;
    font-weight: 600;
}

.articles-card-text {
    color: #6c757d;
    margin-bottom: 0;
}

.articles-card-text:last-child {
    margin-bottom: 0;
}

/* Featured Articles Badge Styling */
.featured-articles-section .position-relative .position-absolute {
    border-radius: 0.25rem;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Popular Articles Badge Styling */
.popular-articles-section .position-relative .position-absolute {
    border-radius: 0.25rem;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   Articles Attributes Filter Styling
   ========================================================================== */

.attributes-filter-card {
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
}

.attributes-filter-card:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.attributes-filter-card .card-header {
   background:#fcfcfc;
    color: rgb(49, 49, 49);
    font-weight: 600;
    font-size: 1.1rem;
    padding: 1rem 1.25rem;
    border: none;
    position: relative;
}

.attributes-filter-card .card-header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0.8) 50%, rgba(255,255,255,0.3) 100%);
}

.attributes-filter-card .card-body {
    padding: 1.25rem;
}

/* Articles Attributes Filter Container */
.attribute-filters-container {
    padding: 0;
}

/* Attribute Group Styling */
.attribute-group {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 1rem;
}

.attribute-group:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.attribute-title {
    color: #495057;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    background: rgba(111, 66, 193, 0.04);
    border: 1px solid rgba(111, 66, 193, 0.1);
}

.attribute-title:hover {
    color: #6f42c1;
    background: rgba(111, 66, 193, 0.08);
    border-color: rgba(111, 66, 193, 0.2);
}

.attribute-title .collapse-icon {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
    color: #6c757d;
}

.attribute-title[aria-expanded="false"] .collapse-icon {
    transform: rotate(-90deg);
}

/* Attribute Values Container */
.attribute-values {
    max-height: 200px;
    overflow-y: auto;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: 0 0 8px 8px;
    margin-top: -1px;
}

.attribute-values::-webkit-scrollbar {
    width: 4px;
}

.attribute-values::-webkit-scrollbar-track {
    background: #e9ecef;
    border-radius: 2px;
}

.attribute-values::-webkit-scrollbar-thumb {
    background: #6f42c1;
    border-radius: 2px;
}

.attribute-values::-webkit-scrollbar-thumb:hover {
    background: #5a359a;
}

/* Form Check Styling */
.attribute-values .form-check {
    margin-bottom: 0.5rem;
    padding-left: 1.75rem;
}

.attribute-values .form-check:last-child {
    margin-bottom: 0;
}

.attribute-values .form-check-input {
    margin-top: 0.25rem;
    cursor: pointer;
    border: 2px solid #dee2e6;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.attribute-values .form-check-input:checked {
    background-color: #6f42c1;
    border-color: #6f42c1;
    box-shadow: 0 0 0 0.2rem rgba(111, 66, 193, 0.25);
}

.attribute-values .form-check-input:focus {
    border-color: #6f42c1;
    box-shadow: 0 0 0 0.2rem rgba(111, 66, 193, 0.15);
}

.attribute-values .form-check-input:hover {
    border-color: #6f42c1;
}

.attribute-values .form-check-label {
    cursor: pointer;
    font-size: 0.9rem;
    color: #495057;
    transition: all 0.3s ease;
    line-height: 1.4;
    margin-left: 0.25rem;
}

.attribute-values .form-check-input:checked + .form-check-label {
    color: #6f42c1;
    font-weight: 500;
}

/* Filter Actions */
.filter-actions {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #e9ecef;
    display: flex;
    gap: 0.5rem;
}

.filter-actions .btn {
    flex: 1;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.filter-actions .btn-apply {
    background: linear-gradient(135deg, #6f42c1 0%, #5a359a 100%);
    border: none;
    color: white;
}

.filter-actions .btn-apply:hover {
    background: linear-gradient(135deg, #5a359a 0%, #492d7a 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(111, 66, 193, 0.3);
}

.filter-actions .btn-clear {
    background: #6c757d;
    border: none;
    color: white;
}

.filter-actions .btn-clear:hover {
    background: #5a6268;
    transform: translateY(-1px);
}

/* Loading States */
.attribute-loading {
    text-align: center;
    padding: 1.5rem;
    color: #6c757d;
    background: rgba(111, 66, 193, 0.02);
    border-radius: 8px;
    border: 1px dashed rgba(111, 66, 193, 0.2);
}

.attribute-loading .spinner-border {
    width: 1.5rem;
    height: 1.5rem;
    margin-bottom: 0.5rem;
    color: #6f42c1;
}

.attribute-loading .small {
    font-size: 0.85rem;
}

/* Articles Results Info */
.articles-results-info {
    background: linear-gradient(135deg, rgba(111, 66, 193, 0.08) 0%, rgba(111, 66, 193, 0.04) 100%);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    border-left: 4px solid #6f42c1;
    font-size: 0.9rem;
    color: #495057;
}

.articles-results-info i {
    color: #6f42c1;
}

#filteredCount {
    font-weight: 600;
    color: #6f42c1;
}

/* Mobile Responsive */
@media (max-width: 767.98px) {
    .attributes-filter-card {
        margin-bottom: 1rem;
    }

    .attribute-values {
        max-height: 150px;
    }

    .filter-actions {
        flex-direction: column;
    }

    .filter-actions .btn {
        margin-bottom: 0.5rem;
    }
}

/* Animation for filter changes */
.articles-grid {
    transition: opacity 0.3s ease;
}

.articles-grid.filtering {
    opacity: 0.6;
    pointer-events: none;
}

/* Filter-specific styles - don't override main card styles */
.articles-grid.filtering .card {
    pointer-events: none;
}

.filter-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: 8px;
}

.filter-loading-overlay .spinner-border {
    color: #6f42c1;
}

/* No Results Styling */
.no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.no-results i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-results h4 {
    color: #495057;
    margin-bottom: 0.5rem;
}

.no-results p {
    font-size: 0.95rem;
}


        .filter-card {
            border: 1px solid #e9ecef;
            border-radius: 8px;
            background: #ffffff;
            transition: all 0.3s ease;
        }

        .filter-card:hover {
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            border-color: #0d6efd;
        }

        .filter-card .card-header {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-bottom: 1px solid #e9ecef;
            cursor: pointer;
            user-select: none;
        }

        .filter-card .card-header:hover {
            background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
        }

        .attribute-values-container {
            max-height: 200px;
            overflow-y: auto;
        }

        .attribute-values-container::-webkit-scrollbar {
            width: 6px;
        }

        .attribute-values-container::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 3px;
        }

        .attribute-values-container::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 3px;
        }

        .attribute-values-container::-webkit-scrollbar-thumb:hover {
            background: #a8a8a8;
        }

        .form-check-sm .form-check-input {
            margin-top: 0.125rem;
        }

        .form-check-sm .form-check-label {
            padding-left: 0.25rem;
            font-size: 0.875rem;
        }

        .attribute-filter:checked + .form-check-label {
            color: #0d6efd;
            font-weight: 500;
        }

        .filter-button-group .btn {
            border-radius: 6px;
            transition: all 0.2s ease;
        }

        .filter-button-group .btn:hover {
            transform: translateY(-1px);
        }

        #filteredArticlesContainer {
            min-height: 300px;
        }

        .spinner-border {
            width: 2rem;
            height: 2rem;
        }

        @media (max-width: 767.98px) {
            .attribute-values-container {
                max-height: 150px;
            }
        }

/* ==========================================================================
   Article Attributes Display - Frontend
   ========================================================================== */

.article-attributes {
    margin: 1.5rem 0;
    padding: 0;
}

.article-attributes-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-attributes-title .icon {
    color: #6c757d;
    font-size: 1rem;
}

/* ==========================================================================
   Attribute Items Layout
   ========================================================================== */

.article-attributes-list {
    display: grid;
    gap: 0.75rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.article-attribute-item {
    display: flex;
    align-items: flex-start;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #dee2e6;
    transition: all 0.3s ease;
}

.article-attribute-item:hover {
    background: #e9ecef;
    border-left-color: #007bff;
    transform: translateX(2px);
}

.article-attribute-label {
    font-weight: 600;
    color: #495057;
    min-width: 120px;
    margin-right: 1rem;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.article-attribute-value {
    color: #212529;
    font-size: 0.9rem;
    line-height: 1.4;
    flex: 1;
    word-break: break-word;
}

/* ==========================================================================
   Attribute Type Specific Styles
   ========================================================================== */

/* Text Values */
.article-attribute-text .article-attribute-value {
    font-family: inherit;
}

/* Number Values */
.article-attribute-number .article-attribute-value {
    font-weight: 500;
    color: #28a745;
}

/* Email Values */
.article-attribute-email .article-attribute-value a {
    color: #007bff;
    text-decoration: none;
    border-bottom: 1px dotted #007bff;
}

.article-attribute-email .article-attribute-value a:hover {
    text-decoration: none;
    border-bottom-style: solid;
}

/* URL Values */
.article-attribute-url .article-attribute-value a {
    color: #007bff;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.article-attribute-url .article-attribute-value a:hover {
    text-decoration: underline;
}

.article-attribute-url .article-attribute-value a::after {
    content: '\f35d';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 0.8em;
    opacity: 0.7;
}

/* Date Values */
.article-attribute-date .article-attribute-value {
    font-weight: 500;
    color: #6610f2;
}

/* Boolean Values */
.article-attribute-boolean .article-attribute-value {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-weight: 500;
}

.article-attribute-boolean.value-true .article-attribute-value {
    color: #28a745;
}

.article-attribute-boolean.value-false .article-attribute-value {
    color: #dc3545;
}

.article-attribute-boolean .article-attribute-value::before {
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 0.9em;
}

.article-attribute-boolean.value-true .article-attribute-value::before {
    content: '\f058'; /* check-circle */
}

.article-attribute-boolean.value-false .article-attribute-value::before {
    content: '\f057'; /* times-circle */
}

/* Select Values */
.article-attribute-select .article-attribute-value {
    background: #e3f2fd;
    color: #1565c0;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-block;
}

/* Multiple Select Values */
.article-attribute-multiselect .article-attribute-value {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.article-attribute-multiselect .attribute-tag {
    background: #e3f2fd;
    color: #1565c0;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid #bbdefb;
}

/* ==========================================================================
   Article Integration Styles
   ========================================================================== */

/* In article content */
.article-content .article-attributes {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.article-content .article-attributes .article-attributes-title {
    margin-top: 0;
}

/* In article sidebar */
.article-sidebar .article-attributes {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.article-sidebar .article-attributes .article-attributes-title {
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.article-sidebar .article-attributes .article-attribute-item {
    padding: 0.5rem;
    margin-bottom: 0.5rem;
}

.article-sidebar .article-attributes .article-attribute-item:last-child {
    margin-bottom: 0;
}

.article-sidebar .article-attributes .article-attribute-label {
    min-width: 80px;
    font-size: 0.8rem;
}

.article-sidebar .article-attributes .article-attribute-value {
    font-size: 0.8rem;
}

/* ==========================================================================
   Article Meta Integration
   ========================================================================== */

.article-meta-attributes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 0.5rem 0;
}

.article-meta-attribute {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.8rem;
    color: #6c757d;
    background: #f8f9fa;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

.article-meta-attribute .icon {
    font-size: 0.7rem;
    opacity: 0.7;
}

.article-meta-attribute .value {
    font-weight: 500;
    color: #495057;
}

/* ==========================================================================
   Compact Layout
   ========================================================================== */

.article-attributes.layout-compact .article-attributes-list {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.article-attributes.layout-compact .article-attribute-item {
    flex-direction: column;
    padding: 0.5rem 0.75rem;
}

.article-attributes.layout-compact .article-attribute-label {
    min-width: auto;
    margin-right: 0;
    margin-bottom: 0.25rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-attributes.layout-compact .article-attribute-value {
    font-size: 0.85rem;
}

/* ==========================================================================
   Inline Layout
   ========================================================================== */

.article-attributes.layout-inline {
    margin: 1rem 0;
}

.article-attributes.layout-inline .article-attributes-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.article-attributes.layout-inline .article-attribute-item {
    background: #fff;
    border: 1px solid #dee2e6;
    border-radius: 20px;
    padding: 0.4rem 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    border-left-width: 1px;
}

.article-attributes.layout-inline .article-attribute-item:hover {
    transform: none;
    background: #f8f9fa;
    border-color: #007bff;
}

.article-attributes.layout-inline .article-attribute-label {
    min-width: auto;
    margin-right: 0;
    font-size: 0.8rem;
    color: #6c757d;
}

.article-attributes.layout-inline .article-attribute-label::after {
    content: ':';
}

.article-attributes.layout-inline .article-attribute-value {
    font-size: 0.85rem;
    margin: 0;
}

/* ==========================================================================
   Card Layout
   ========================================================================== */

.article-attributes.layout-card {
    background: #fff;
    border: 1px solid #dee2e6;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.article-attributes.layout-card .article-attributes-title {
    margin-bottom: 1.5rem;
    color: #212529;
    font-size: 1.2rem;
}

.article-attributes.layout-card .article-attribute-item {
    background: transparent;
    border-left: none;
    border-bottom: 1px solid #f1f3f4;
    border-radius: 0;
    padding: 0.75rem 0;
}

.article-attributes.layout-card .article-attribute-item:last-child {
    border-bottom: none;
}

.article-attributes.layout-card .article-attribute-item:hover {
    background: #f8f9fa;
    transform: none;
    border-radius: 6px;
    margin: 0 -0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}


.mobile-attributes-filters .attribute-group {
    border: 1px solid #e9ecef;
    border-radius: 0.375rem;
    padding: 0.75rem;
    background: #f8f9fa;
}

.mobile-attribute-toggle {
    border: none !important;
    padding: 0.25rem 0.5rem;
}

.mobile-attribute-toggle i {
    transition: transform 0.3s ease;
}

.mobile-attribute-toggle .bi-chevron-up {
    transform: rotate(0deg);
}

.mobile-attribute-toggle .bi-chevron-down {
    transform: rotate(0deg);
}

.mobile-attribute-values {
    margin-top: 0.5rem;
    max-height: 200px;
    overflow-y: auto;
}

.mobile-attribute-values .form-check {
    margin-bottom: 0.25rem;
}

.mobile-attribute-values .form-check-label {
    font-size: 0.9rem;
}

.categories-modal-body {
    max-height: 70vh;
    overflow-y: auto;
    padding-bottom: 1rem;
}

.mobile-categories-toggle {
    border: none !important;
    padding: 0.25rem 0.5rem;
}

.mobile-categories-toggle i {
    transition: transform 0.3s ease;
}

.mobile-categories-list {
    transition: all 0.3s ease;
}

@media (max-width: 576px) {
    .mobile-attributes-filters .attribute-group {
        padding: 0.5rem;
    }

    .mobile-attribute-values {
        max-height: 150px;
    }
}


/* ==========================================================================
   Admin Panel Styles
   ========================================================================== */

.article-attributes-container {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    overflow: hidden;
}

.attributes-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 1.5rem;
    border-bottom: 3px solid #5a67d8;
}

.attributes-header h3 {
    margin: 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.attributes-header .header-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* ====================================
   Admin Attribute Cards
   ==================================== */

.attribute-card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    background: #fff;
}

.attribute-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border-color: #667eea;
}

.attribute-card-header {
    background: #f8fafc;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: between;
    align-items: center;
}

.attribute-card-body {
    padding: 1.5rem;
}

.attribute-type-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.attribute-type-text { background: #e0f2fe; color: #0277bd; }
.attribute-type-select { background: #f3e5f5; color: #7b1fa2; }
.attribute-type-number { background: #e8f5e8; color: #2e7d32; }
.attribute-type-boolean { background: #fff3e0; color: #ef6c00; }
.attribute-type-date { background: #fce4ec; color: #c2185b; }
.attribute-type-email { background: #e3f2fd; color: #1565c0; }
.attribute-type-url { background: #e0f7fa; color: #00695c; }

/* ====================================
   Admin Form Elements
   ==================================== */

.attribute-form-group {
    margin-bottom: 1.5rem;
}

.attribute-form-label {
    display: block;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.attribute-form-input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 6px;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.attribute-form-input:focus {
    outline: none;
    border-color: #dee2e6;
    box-shadow: none;
}

.attribute-form-textarea {
    resize: vertical;
    min-height: 100px;
}

.attribute-form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* ====================================
   Admin Buttons
   ==================================== */

.btn-attribute {
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-attribute-primary {
    background: #667eea;
    color: #fff;
}

.btn-attribute-primary:hover {
    background: #5a67d8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-attribute-secondary {
    background: #e5e7eb;
    color: #374151;
}

.btn-attribute-secondary:hover {
    background: #d1d5db;
}

.btn-attribute-danger {
    background: #ef4444;
    color: #fff;
}

.btn-attribute-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.btn-attribute-success {
    background: #10b981;
    color: #fff;
}

.btn-attribute-success:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

/* ====================================
   Options Management
   ==================================== */

.options-manager {
    border: 2px dashed #e5e7eb;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.option-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: 6px;
    margin-bottom: 0.5rem;
    border: 1px solid #e5e7eb;
}

.option-item:last-child {
    margin-bottom: 0;
}

.option-key, .option-value {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #e5e7eb;
    border-radius: 4px;
    font-size: 0.875rem;
}

.option-remove {
    background: #ef4444;
    color: #fff;
    border: none;
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.option-remove:hover {
    background: #dc2626;
}

.add-option-btn {
    width: 100%;
    padding: 0.75rem;
    border: 2px dashed #9ca3af;
    background: transparent;
    color: #6b7280;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 0.5rem;
}

.add-option-btn:hover {
    border-color: #667eea;
    color: #667eea;
    background: rgba(102, 126, 234, 0.05);
}

/* ==========================================================================
   Enhanced Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
    .article-attributes-title {
        font-size: 1rem;
    }

    .article-attribute-item {
        flex-direction: column;
        padding: 0.5rem;
    }

    .article-attribute-label {
        min-width: auto;
        margin-right: 0;
        margin-bottom: 0.25rem;
        font-size: 0.8rem;
    }

    .article-attribute-value {
        font-size: 0.85rem;
    }

    .article-attributes.layout-inline .article-attributes-list {
        flex-direction: column;
    }

    .article-attributes.layout-inline .article-attribute-item {
        border-radius: 8px;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
        padding: 0.5rem;
    }

    .article-meta-attributes {
        flex-direction: column;
        gap: 0.5rem;
    }

    .attributes-header {
        padding: 1rem;
    }

    .attributes-header .header-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .attribute-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .option-item {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-attribute {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 576px) {
    .article-attributes {
        margin: 1rem 0;
    }

    .article-content .article-attributes,
    .article-sidebar .article-attributes {
        padding: 1rem;
    }

    .article-attributes.layout-compact .article-attributes-list {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .article-attributes {
        break-inside: avoid;
        background: #fff !important;
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }

    .article-attribute-item {
        background: #fff !important;
        border-left: 2px solid #ddd !important;
        break-inside: avoid;
    }

    .article-attribute-item:hover {
        transform: none !important;
    }

    .article-attributes-title {
        color: #000 !important;
        border-bottom-color: #ddd !important;
    }

    .article-attribute-label {
        color: #333 !important;
    }

    .article-attribute-value {
        color: #000 !important;
    }

    .article-attribute-url .article-attribute-value a::after {
        content: ' (' attr(href) ')';
        font-family: inherit;
        font-weight: normal;
        font-size: 0.8em;
    }
}

/* ==========================================================================
   Dark Mode Support
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .article-attributes {
        background: #2d3748;
        border-color: #4a5568;
    }

    .article-attributes-title {
        color: #e2e8f0;
        border-bottom-color: #4a5568;
    }

    .article-attribute-item {
        background: #4a5568;
        border-left-color: #6b7280;
    }

    .article-attribute-item:hover {
        background: #374151;
        border-left-color: #60a5fa;
    }

    .article-attribute-label {
        color: #cbd5e0;
    }

    .article-attribute-value {
        color: #e2e8f0;
    }

    .article-attribute-email .article-attribute-value a,
    .article-attribute-url .article-attribute-value a {
        color: #60a5fa;
        border-bottom-color: #60a5fa;
    }

    .article-attribute-select .article-attribute-value,
    .article-attribute-multiselect .attribute-tag {
        background: #1e3a8a;
        color: #bfdbfe;
        border-color: #3b82f6;
    }

    .article-meta-attribute {
        background: #374151;
        border-color: #4b5563;
        color: #9ca3af;
    }

    .article-meta-attribute .value {
        color: #d1d5db;
    }
}

/* ==========================================================================
   Animation Classes
   ========================================================================== */

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

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

.slide-in {
    animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.attribute-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: #6b7280;
}

.attribute-spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid #e5e7eb;
    border-top-color: #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 0.75rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.attribute-empty {
    text-align: center;
    padding: 3rem;
    color: #6b7280;
}

.attribute-empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

.article-attributes[role="region"] {
    border: 2px solid transparent;
}

.article-attributes:focus-within {
    outline: none;
}

.article-attribute-item[tabindex]:focus {
    outline: none;
    background: #f8f9fa;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .article-attribute-item {
        border: 2px solid #000;
        background: #fff;
    }

    .article-attribute-label {
        color: #000;
        font-weight: 700;
    }

    .article-attribute-value {
        color: #000;
    }

    .article-attribute-select .article-attribute-value,
    .article-attribute-multiselect .attribute-tag {
        background: #000;
        color: #fff;
        border: 2px solid #000;
    }
}

/* ==========================================================================
   NUCLEAR OVERRIDES - Force neutralize all focus effects
   ========================================================================== */
input:focus,
textarea:focus,
select:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus,
button:focus,
a:focus,
[tabindex]:focus {
    border-color: #dee2e6 !important;
    box-shadow: none !important;
    outline: none !important;
}

/* Additional comprehensive focus reset */
*:focus {
    box-shadow: none !important;
    outline: none !important;
}