/* ── BLOG SYSTEM STYLES ────────────────────────────────────────── */

:root {
    --blog-card-bg: var(--card);
    --blog-card-hover: var(--card-hover);
}

/* Accessibility */
.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;
}

/* Blog Index */
.blog-hero {
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(249, 96, 0, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 32px;
    margin-bottom: 80px;
}

.blog-card {
    background: var(--blog-card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    border-color: rgba(249, 96, 0, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.blog-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--bg3);
    overflow: hidden;
    position: relative;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    font-family: var(--label-font);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.blog-card-title {
    font-family: var(--heading-font);
    font-size: 24px;
    line-height: 1.3;
    color: var(--text);
    margin-bottom: 16px;
    transition: color 0.2s;
}

.blog-card:hover .blog-card-title {
    color: var(--accent);
}

.blog-card-excerpt {
    font-size: 15px;
    color: var(--text2);
    line-height: 1.6;
    margin-bottom: 24px;
}

.blog-card-link {
    font-family: var(--label-font);
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
}

.blog-card-link svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s;
}

.blog-card-link:hover svg {
    transform: translateX(4px);
}

/* Article Page */
.article-header {
    padding: 160px 0 60px;
    max-width: 900px;
    margin: 0 auto;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.article-category {
    background: var(--accent-dim);
    color: var(--accent);
    padding: 4px 12px;
    border-radius: 100px;
    font-family: var(--label-font);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-date {
    font-family: var(--label-font);
    font-size: 12px;
    color: var(--text3);
}

.article-title {
    font-family: var(--heading-font);
    font-size: clamp(32px, 5vw, 64px);
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 32px;
}

.article-content {
    max-width: 800px;
    margin: 0 auto 100px;
    font-size: 18px;
    line-height: 1.8;
    color: var(--text2);
}

.article-content h2 {
    font-family: var(--heading-font);
    font-size: 32px;
    color: var(--text);
    margin: 60px 0 24px;
}

.article-content h3 {
    font-family: var(--heading-font);
    font-size: 24px;
    color: var(--text);
    margin: 40px 0 16px;
}

.article-content p {
    margin-bottom: 24px;
}

.article-content ul, .article-content ol {
    margin-bottom: 32px;
    padding-left: 24px;
}

.article-content li {
    margin-bottom: 12px;
}

.article-content strong {
    color: var(--text);
}

.article-content blockquote {
    border-left: 3px solid var(--accent);
    padding: 20px 32px;
    background: var(--bg2);
    font-style: italic;
    color: var(--text);
    margin: 40px 0;
    font-size: 22px;
    font-family: var(--heading-font);
}

.article-featured-image {
    width: 100%;
    border-radius: var(--radius-lg);
    margin-bottom: 60px;
    border: 1px solid var(--border);
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .article-header {
        padding-top: 120px;
    }
    .article-content {
        font-size: 16px;
    }
}