/* blog.css */

.blog-hero {
    background: var(--surface-1);
    padding: 60px 0 40px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.blog-hero-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.blog-hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
    padding: 40px 0;
}

.blog-card {
    background: var(--surface-1);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    background: var(--surface-2);
    object-fit: cover;
}

.blog-card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card-category {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.blog-card-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.3;
}

.blog-card-excerpt {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 24px;
    flex: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    font-size: 13px;
    color: var(--text-tertiary);
}

.blog-read-more {
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}

.blog-read-more:hover {
    color: var(--color-action);
}

/* Post Layout */
.post-header {
    padding: 60px 0 40px;
    text-align: center;
}

.post-category {
    font-size: 13px;
    text-transform: uppercase;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    display: inline-block;
}

.post-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.post-meta {
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.post-cover {
    width: 100%;
    max-width: 900px;
    height: auto;
    border-radius: 16px;
    margin: 0 auto 40px;
    display: block;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.post-content {
    max-width: 720px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-primary);
    padding-bottom: 60px;
}

.post-content h2 {
    font-size: 28px;
    margin: 40px 0 16px;
    color: var(--text-primary);
}

.post-content h3 {
    font-size: 22px;
    margin: 32px 0 16px;
    color: var(--text-primary);
}

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

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

.post-content li {
    margin-bottom: 8px;
}

.post-ad-container {
    margin: 40px 0;
    padding: 16px 0;
    background: var(--surface-2);
    border-radius: 12px;
    text-align: center;
    position: relative;
}

.post-ad-container .ad-label {
    position: absolute;
    top: 4px;
    right: 8px;
    font-size: 9px;
    text-transform: uppercase;
    color: var(--text-tertiary);
    letter-spacing: 0.5px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .blog-hero-title { font-size: 28px; }
    .post-title { font-size: 32px; }
    .post-content { font-size: 16px; }
}