/* ===== 主体 ===== */
.main {
    padding: 36px 0 0;
}
.section-title {
    font-size: 26px;
    margin-bottom: 24px;
    font-weight: bold;
    color: #222;
}
.video-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}
.video {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.05);
    transition: 0.25s;
}
.video:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.08);
}
.video-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #e9edf3;
}
.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.video-content {
    padding: 18px 18px 20px;
}
.video h2 {
    font-size: 20px;
    line-height: 1.4;
    margin-bottom: 10px;
    color: #222;
}
.video-meta {
    font-size: 13px;
    color: #888;
    margin-bottom: 10px;
}

/* ===== 查看更多按钮 ===== */

.load-more{
text-align:center;
margin-top:35px;
}

.load-more a{
display:inline-block;
padding:12px 28px;
font-size:15px;
color:#fff;
background:#e53935;
border-radius:6px;
transition:0.25s;
}

.load-more a:hover{
background:#c62828;
transform:translateY(-2px);
}

/* ===== 平板 ===== */
@media (max-width: 900px) {
.video-list {
    grid-template-columns: 1fr;
}
}

/* ===== 手机 ===== */
@media (max-width: 768px) {
.section-title {
    font-size: 22px;
    margin-bottom: 18px;
}
.video h2 {
    font-size: 18px;
}
.video-content {
    padding: 15px;
}
}