/* Post Component Styles */

.post-card {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.5s ease;
}

.post-card:hover {
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    transform: translateY(-8px);
}

.post-card-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
}

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

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

.post-card-content {
    padding: 24px;
}

.post-card-title {
    font-size: 20px;
    font-weight: bold;
    color: #111827;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.post-card:hover .post-card-title {
    color: #9333ea;
}

.post-card-excerpt {
    color: #4b5563;
    font-size: 14px;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    color: #6b7280;
}

.post-card-read-more {
    display: flex;
    align-items: center;
    transition: color 0.3s ease;
}

.post-card:hover .post-card-read-more {
    color: #9333ea;
}

.post-card-read-more svg {
    width: 16px;
    height: 16px;
    margin-left: 4px;
    transition: transform 0.3s ease;
}

.post-card:hover .post-card-read-more svg {
    transform: translateX(4px);
}

/* Featured Post */
.featured-post {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    transition: all 0.7s ease;
}

.featured-post:hover {
    transform: translateY(-12px);
}

.featured-post-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    border-radius: 16px 16px 0 0;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.featured-post-content {
    padding: 32px;
}

.featured-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 9999px;
    background: #f3e8ff;
    color: #7c3aed;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
}

.featured-badge svg {
    width: 16px;
    height: 16px;
    margin-right: 8px;
}

.featured-post-title {
    font-size: 24px;
    font-weight: bold;
    color: #111827;
    margin-bottom: 16px;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.featured-post:hover .featured-post-title {
    color: #9333ea;
}

.featured-post-excerpt {
    color: #4b5563;
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 24px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.featured-post-link {
    display: flex;
    align-items: center;
    color: #9333ea;
    font-weight: 600;
    margin-bottom: 24px;
}

.featured-post-link svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.featured-post:hover .featured-post-link svg {
    transform: translateX(4px);
}

@media (min-width: 768px) {
    .featured-post-title {
        font-size: 30px;
    }
}

/* Post Navigation Styles */
.post-navigation {
    margin-bottom: 48px;
    padding-top: 32px;
    border-top: 1px solid #e5e7eb;
}

.post-navigation-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.post-navigation-item {
    flex: 1;
}

.post-navigation-link {
    display: block;
    padding: 16px;
    background-color: #f9fafb;
    border-radius: 8px;
    transition: background-color 0.2s;
    cursor: pointer;
}

.post-navigation-link:hover {
    background-color: #f3f4f6;
}

.post-navigation-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.post-navigation-icon-wrapper {
    flex-shrink: 0;
}

.post-navigation-icon {
    width: 32px;
    height: 32px;
    background-color: #2563eb;
    color: white;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.post-navigation-link:hover .post-navigation-icon {
    background-color: #1d4ed8;
}

.post-navigation-icon-prev {
    /* 前の記事アイコン用 */
}

.post-navigation-icon-next {
    /* 次の記事アイコン用 */
}

.post-navigation-text {
    flex: 1;
    min-width: 0;
}

.post-navigation-label {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 4px;
}

.post-navigation-title {
    font-size: 16px;
    font-weight: 500;
    color: #111827;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.2s;
}

.post-navigation-link:hover .post-navigation-title {
    color: #2563eb;
}

.post-navigation-disabled {
    padding: 16px;
    background-color: #f9fafb;
    border-radius: 8px;
    opacity: 0.5;
}

.post-navigation-disabled .post-navigation-label {
    color: #9ca3af;
}

.post-navigation-disabled .post-navigation-title {
    color: #9ca3af;
}

.post-navigation-disabled .post-navigation-icon {
    background-color: #d1d5db;
    color: #6b7280;
}