.news-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5sem;
}

.news-list li {
    border-bottom:1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 1em;
    opacity: 0;
    animation: fadeInNews 0.6s ease forwards;
}

.news-list li.clickable:hover {
    transform: translateX(5px);
}

.news-list li:nth-child(1) { animation-delay: 0.8s; }
.news-list li:nth-child(2) { animation-delay: 1.0s; }
.news-list li:nth-child(3) { animation-delay: 1.2s; }

@keyframes fadeInNews {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.news-header {
    margin-top: 20px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 0.5em;
}

.news-category{
    margin: 0;
    font-size: 0.875rem; /* 12px, 可変, 14px */
    font-weight: bold;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-width: 120px;
    height:30px;
    padding: 0 10px;
    border-radius: 10px 0 0 10px;
    box-shadow:0 2px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    color: #fff;
    text-shadow: 0 0 3px rgba(0,0,0,0.5);
}

.news-category[data-type="news-type-update"] {
    background: linear-gradient(45deg, #2196f3, #64b5f6);
}
.news-category[data-type="news-type-release"] {
    background: linear-gradient(45deg, #f44336, #ef5350);
}
.news-category[data-type="news-type-project"] {
    background: linear-gradient(45deg, #4caf50, #66bb6a);
}
.news-category[data-type="news-type-info"] {
    background: linear-gradient(45deg, #ff9800, #ffb74d);
}
.news-category[data-type="news-type-maintenance"] {
    background: linear-gradient(45deg, #9e9e9e, #bdbdbd);
}
.news-category[data-type="news-type-blog"] {
    background: linear-gradient(45deg, #9c27b0, #ba68c8);
}

.news-timestamp {
    margin:0;
    height: 30px;
    font-size: 14px;
    font-weight: bold;
    color: #aaa;
    background: rgba(255, 255, 255, 0.1);
    padding: 5px 10px;
    border-radius: 0 10px 10px 0;
    backdrop-filter: blur(5px);
}

.news-description {
    font-size: clamp(0.875rem, 2.2vw, 1rem); /* 14px, 可変, 16px */
    color: #eee;
    line-height: 1.6;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp:2;
    -webkit-box-orient: vertical;
}

.news > div { /* .news-list と .news-view-all の親DIV */
    display: flex;
    flex-direction: column;
}

.news-view-all {
    display: block;
    width:fit-content;
    margin-left: auto;
    margin-top: 20px;
    color: #aaa;
    text-decoration: none;
    padding: 10px 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 5px;
    font-size:16px;
    white-space: nowrap;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.news-view-all:hover {
    color: #ffd93d;
    border-color: #ffd93d;
    background: rgba(255, 217, 61, 0.1);
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(255, 217, 61, 0.2);
}

.loading {
    text-align: center;
    color: #aaa;
    font-size: 18px;
    margin: 40px 0;
}