/* ブログページスタイル */

.blog-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.blog-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.category-filter {
    background: var(--color-bg-white);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: 0 2px 8px var(--shadow-xs);
    margin-bottom: 2rem;
}

.category-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0.25rem;
    border-radius: 20px;
    border: 2px solid var(--color-primary);
    background: var(--color-white);
    color: var(--color-primary);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.category-btn.active,
.category-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.blog-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px var(--shadow-xs);
    transition: transform 0.2s, box-shadow 0.2s;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-body {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 500;
}

.blog-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.blog-title a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color 0.2s;
}

.blog-title a:hover {
    color: var(--color-primary);
}

.blog-excerpt {
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

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

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination a {
    padding: 0.5rem 1rem;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    color: var(--color-primary);
    text-decoration: none;
    transition: all 0.2s;
}

.pagination a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.pagination .active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}