/* Article Styles */
.article-page {
    background: var(--bg-dark);
}

.article-header {
    padding: 140px 0 60px;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
}

.container-article {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--accent-color);
}

.article-category-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 102, 255, 0.2);
    color: var(--accent-color);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.article-header h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: white;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-light);
}

.article-image-hero {
    width: 100%;
    height: 500px;
    overflow: hidden;
    margin-bottom: 60px;
}

.article-image-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 60px;
    padding-bottom: 80px;
}

.article-body {
    max-width: 800px;
}

.lead {
    font-size: 20px;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 40px;
    font-weight: 400;
}

.article-body h2 {
    font-size: 36px;
    font-weight: 700;
    margin: 50px 0 25px;
    color: white;
    line-height: 1.3;
}

.article-body h3 {
    font-size: 28px;
    font-weight: 600;
    margin: 40px 0 20px;
    color: white;
}

.article-body p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 25px;
    color: var(--text-color);
}

.article-body ul, 
.article-body ol {
    margin: 25px 0;
    padding-left: 30px;
}

.article-body li {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 15px;
    color: var(--text-color);
}

.article-body strong {
    font-weight: 600;
    color: white;
}

.article-body a {
    color: var(--accent-color);
    text-decoration: underline;
    transition: var(--transition);
}

.article-body a:hover {
    color: white;
}

.article-disclaimer {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 30px;
    margin: 50px 0;
    border-radius: 12px;
}

.article-disclaimer h3 {
    color: white;
    font-size: 20px;
    margin-bottom: 15px;
}

.article-disclaimer p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
}

/* Sidebar */
.article-sidebar {
    position: sticky;
    top: 150px;
    height: fit-content;
}

.table-of-contents {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
}

.table-of-contents h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.table-of-contents ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.table-of-contents li {
    margin-bottom: 12px;
}

.table-of-contents a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
    display: block;
    padding: 5px 0;
}

.table-of-contents a:hover {
    color: white;
    padding-left: 10px;
}

.related-articles {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
}

.related-articles h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.related-item {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.related-item h4 {
    margin-bottom: 8px;
}

.related-item a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: var(--transition);
}

.related-item a:hover {
    color: var(--accent-color);
}

.related-item span {
    font-size: 14px;
    color: var(--text-light);
}

/* Responsive */
@media (max-width: 968px) {
    .article-content {
        grid-template-columns: 1fr;
    }

    .article-sidebar {
        position: relative;
        top: 0;
    }

    .article-header h1 {
        font-size: 36px;
    }

    .article-body h2 {
        font-size: 28px;
    }

    .article-body h3 {
        font-size: 22px;
    }
}

@media (max-width: 640px) {
    .container-article {
        padding: 0 20px;
    }

    .article-header h1 {
        font-size: 28px;
    }

    .article-image-hero {
        height: 300px;
    }

    .lead {
        font-size: 18px;
    }

    .article-body p,
    .article-body li {
        font-size: 16px;
    }
}