/**
 * Custom styles for mod_articles_category
 * Modern, clean design with smooth interactions
 */

/* ==========================================
   Navigation Indicators (Previous/Next)
   ========================================== */
.mod-articles-more-indicator {
    padding: 0.75rem 1rem;
    background-color: #f8f9fa;
    transition: background-color 0.2s ease;
}

.mod-articles-more-indicator.mod-articles-previous {
    border-bottom: 1px solid #dee2e6;
}

.mod-articles-more-indicator.mod-articles-next {
    border-top: 1px solid #dee2e6;
}

.mod-articles-more-indicator a {
    display: block;
    text-decoration: none;
    color: #6c757d;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.mod-articles-more-indicator a:hover {
    color: #495057;
}

.mod-articles-more-indicator:hover {
    background-color: #e9ecef;
}

.mod-articles-more-indicator .fa {
    margin: 0 0.25rem;
    transition: transform 0.2s ease;
}

.mod-articles-more-indicator.mod-articles-previous:hover .fa-caret-square-up {
    transform: translateY(-2px);
}

.mod-articles-more-indicator.mod-articles-next:hover .fa-caret-square-down {
    transform: translateY(2px);
}

/* ==========================================
   Article List
   ========================================== */
.mod-articlescategory.category-module.mod-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mod-articlescategory li {
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.25rem;
}

.mod-articlescategory li:hover {
    background-color: #f8f9fa;
}

/* ==========================================
   Current Article Highlighting
   ========================================== */
.mod-articlescategory li.current-article,
.mod-articlescategory .current-article {
    background-color: #fff3cd;
    border-left-color: #ffc107;
    padding-left: 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.mod-articlescategory .mod-articles-category-title.current-article {
    font-weight: 700;
    color: #856404;
}

/* ==========================================
   Group Headers
   ========================================== */
.mod-articles-category-group {
    font-weight: 600;
    font-size: 1rem;
    color: #495057;
    padding: 0.75rem 0.5rem 0.5rem;
    border-bottom: 2px solid #dee2e6;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
}

.mod-articles-category-group + ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* ==========================================
   Article Links
   ========================================== */
.mod-articlescategory a {
    color: #212529;
    text-decoration: none;
    transition: color 0.2s ease;
}

.mod-articlescategory a:hover {
    color: #0056b3;
}

.mod-articlescategory .current-article a {
    color: #856404;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    .mod-articles-more-indicator {
        padding: 0.625rem 0.875rem;
    }
    
    .mod-articles-more-indicator a {
        font-size: 0.8125rem;
    }
    
    .mod-articlescategory li {
        padding: 0.625rem;
    }
    
    .mod-articles-category-group {
        font-size: 0.8125rem;
        padding: 0.625rem 0.5rem 0.375rem;
    }
}

/* ==========================================
   Dark Mode Support (Optional)
   ========================================== */
@media (prefers-color-scheme: dark) {
    .mod-articles-more-indicator {
        background-color: #2d3748;
        border-color: #4a5568;
    }
    
    .mod-articles-more-indicator a {
        color: #a0aec0;
    }
    
    .mod-articles-more-indicator a:hover {
        color: #cbd5e0;
    }
    
    .mod-articles-more-indicator:hover {
        background-color: #1a202c;
    }
    
    .mod-articlescategory li:hover {
        background-color: #2d3748;
    }
    
    .mod-articlescategory li.current-article {
        background-color: #744210;
        border-left-color: #d69e2e;
    }
    
    .mod-articlescategory .mod-articles-category-title.current-article {
        color: #fbd38d;
    }
    
    .mod-articles-category-group {
        color: #e2e8f0;
        border-bottom-color: #4a5568;
    }
    
    .mod-articlescategory a {
        color: #e2e8f0;
    }
    
    .mod-articlescategory a:hover {
        color: #63b3ed;
    }
}

/* ==========================================
   Accessibility Improvements
   ========================================== */
.mod-articles-more-indicator a:focus,
.mod-articlescategory a:focus {
    outline: 2px solid #0056b3;
    outline-offset: 2px;
}

.mod-articlescategory li.current-article a:focus {
    outline-color: #ffc107;
}

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}