/* ===================================
   Professional Article Content Styles
   =================================== */

/* Font Awesome is already integrated into the system */

/* Custom Properties */
:root {
    
    --article-text-color: #2c3e50;
    --article-meta-color: #6c757d;
    --border-color: #e9ecef;
    --shadow-light: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 16px rgba(0,0,0,0.2);
    --transition-smooth: all 0.3s ease;
}

/* ===================================
   Article Header Styles
   =================================== */

.article-header {
    background: linear-gradient(117deg, #f6f6f6 0%, #abf6ae 100%);
    position: relative;
    overflow: hidden;
}

.article-header h1 {
    font-weight: 800;
    line-height: 1.2;
    /* text-shadow: 0 2px 4px rgba(0,0,0,0.3); */
    letter-spacing: -0.02em;
}

.article-meta {
    font-size: 0.95rem;
}

.article-meta i {
    font-size: 1.1rem;
    opacity: 0.8;
}

.article-content {
    color: var(--article-text-color);
    line-height: 1.8;
}

.article-image {
    position: relative;
}

.article-image img {
    transition: var(--transition-smooth);
    border-radius: 12px;
}

.article-image:hover img {
    transform: scale(1.02);
}

.image-caption {
    font-style: italic;
    font-size: 0.9rem;
    color: var(--article-meta-color);
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
}


.article-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 1rem 0;
    color: var(--dark-color);
}

.article-body p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.article-body blockquote {
    border-left: 4px solid #0d6efd;
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
}

.article-body blockquote p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.article-body blockquote footer {
    font-size: 0.9rem;
    color: var(--article-meta-color);
}

/* ===================================
   Article Tags Styles
   =================================== */

.article-tags .badge {
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
}

.article-tags .badge:hover {
    background-color: var(--primary-color) !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* ===================================
   Social Sharing Styles
   =================================== */

.social-sharing .btn {
    transition: var(--transition-smooth);
    border-radius: 8px;
    font-weight: 500;
}

.social-sharing .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.social-sharing .btn i {
    margin-right: 0.5rem;
}

/* ===================================
   Author Bio Styles
   =================================== */

.author-bio {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.author-bio:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.author-bio img {
    border: 3px solid white;
    box-shadow: var(--shadow-light);
}

/* ===================================
   Sidebar Styles
   =================================== */

.sidebar .card {
    border: none;
    box-shadow: var(--shadow-light);
    transition: var(--transition-smooth);
    border-radius: 12px;
    overflow: hidden;
}

.sidebar .card:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.sidebar .card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: white;
    border: none;
    font-weight: 600;
    padding: 1rem 1.5rem;
}

.sidebar .list-group-item {
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    transition: var(--transition-smooth);
}

.sidebar .list-group-item:hover {
    background-color: var(--light-color);
    transform: translateX(5px);
}

.sidebar .list-group-item:last-child {
    border-bottom: none;
}

.sidebar .badge {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
}

/* ===================================
   Related Articles Styles
   =================================== */

.related-articles {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.related-articles .card {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-smooth);
    height: 100%;
}

.related-articles .card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.related-articles .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.related-articles .card:hover .card-img-top {
    transform: scale(1.05);
}

.related-articles .card-title {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
}

.related-articles .card-text {
    color: var(--article-meta-color);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ===================================
   Comments Section Styles
   =================================== */

.comments-section {
    background-color: white;
}

.comment-item {
    transition: var(--transition-smooth);
    border-radius: 12px;
}

.comment-item:hover {
    box-shadow: var(--shadow-light);
    transform: translateY(-2px);
}

.comment-item img {
    border: 2px solid var(--border-color);
}

.comment-item .btn {
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
}

/* ===================================
   Form Styles
   =================================== */

.form-control {
    border-radius: 8px;
    border: 2px solid var(--border-color);
    transition: var(--transition-smooth);
    padding: 0.75rem 1rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* ===================================
   Breadcrumb Styles
   =================================== */

.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb-item a {
    text-decoration: none;
    transition: var(--transition-smooth);
}

.breadcrumb-item a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* ===================================
   Badge Styles
   =================================== */

.badge {
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.badge.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%) !important;
}

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

@media (max-width: 991.98px) {
    .article-header h1 {
        font-size: 2.5rem;
    }
    
    .article-body {
        font-size: 1rem;
    }
    
    .article-body h2 {
        font-size: 1.75rem;
    }
    
    .sidebar {
        margin-top: 3rem;
    }
}

@media (max-width: 767.98px) {
    .article-header {
        padding: 3rem 0;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-meta {
        
        align-items: flex-start !important;
        gap: 0.5rem !important;
    }
    
    .article-body {
        font-size: 0.95rem;
    }
    
    .article-body h2 {
        font-size: 1.5rem;
    }
    
    .social-sharing .btn {
        flex: 1;
        margin-bottom: 0.5rem;
    }
    
    .author-bio .row {
        text-align: center;
    }
    
    .author-bio .col-auto {
        margin-bottom: 1rem;
    }
}

@media (max-width: 575.98px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .article-header h1 {
        font-size: 1.75rem;
    }
    
    .article-body {
        font-size: 0.9rem;
    }
    
    .related-articles .card-img-top {
        height: 150px;
    }
}

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

.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@media print {
    .article-header {
        background: white !important;
        color: black !important;
    }
    
    .sidebar,
    .social-sharing,
    .comments-section,
    .related-articles {
        display: none !important;
    }
    
    .article-content {
        font-size: 12pt;
        line-height: 1.6;
    }
    
    .article-body h2 {
        font-size: 16pt;
        page-break-after: avoid;
    }
    
    .article-body p {
        page-break-inside: avoid;
    }
}

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

/* Focus styles for better accessibility */
.btn:focus,
.form-control:focus,
.badge:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .article-header {
        background: black !important;
        color: white !important;
    }
    
    .card {
        border: 2px solid black !important;
    }
    
    .btn {
        border: 2px solid currentColor !important;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}