.article-header {
    background: #f8f9fa;
    padding: 2rem 0 1rem;
    margin-bottom: 0;
}

.article-title {
    color: #333;
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.article-divider {
    height: 3px;
    background: linear-gradient(90deg, #007bff 0%, #0056b3 100%);
    border: none;
    margin: 1rem 0;
}

.article-meta {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.5rem;
}

.article-actions {
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.article-actions .btn {
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    margin-right: 0.5rem;
}

.breadcrumb {
    font-size: 0.8rem;
    background: transparent;
    padding: 0;
    margin: 0.5rem 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: #6c757d;
}

.article-content {
    line-height: 1.8;
    font-size: 1rem;
    color: #333;
}

.article-content h1, .article-content h2, .article-content h3,
.article-content h4, .article-content h5, .article-content h6 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

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

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin: 1rem 0;
}

.article-content blockquote {
    border-left: 4px solid #007bff;
    padding-left: 1rem;
    margin: 1.5rem 0;
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 0 8px 8px 0;
}

.article-content code {
    background: #f8f9fa;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
}

.article-content pre {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1rem 0;
}

.sidebar {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1.5rem;
}

.sidebar-title {
    color: #007bff;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #007bff;
}

.sidebar-item {
    display: block;
    color: #333;
    text-decoration: none;
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
    transition: color 0.3s ease;
}

.sidebar-item:hover {
    color: #007bff;
    text-decoration: none;
}

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

.carousel-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
}

.carousel-indicators {
    bottom: -40px;
}

.carousel-indicators [data-bs-target] {
    background-color: #007bff;
}

.single-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.error-message {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
    border-radius: 10px;
    margin: 2rem 0;
}