.o-hero-wide {
    width: 100%;
    margin-bottom: 10px;
    position: relative;
}
.o-hero-cover {
    position: relative;
    height: 420px;
    background-size: cover;
    background-position: center 30%;
    overflow: hidden;
}
.o-hero-cover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(0deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
    z-index: 1;
}
.o-hero-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 70px 50px 60px;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}
.o-hero-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-primary);
    font-size: 14px;
    font-weight: 700;
    padding: 6px 20px;
    letter-spacing: 1px;
    margin-bottom: 24px;
}
.o-hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    max-width: 65%;
    color: #fff;
}
.o-hero-title a {
    color: #fff;
    text-shadow: 0 2px 12px rgba(0,0,0,0.3);
    text-decoration: none;
}
.o-hero-title a:hover {
    color: var(--color-accent);
}
.o-hero-summary {
    font-size: 18px;
    color: rgba(255,255,255,0.92);
    line-height: 1.6;
    margin-bottom: 22px;
    max-width: 50%;
}
.o-hero-meta {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    display: flex;
    gap: 28px;
}

.o-breadcrumb {
    padding: 20px 0;
    color: var(--color-text-muted);
    font-size: 14px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 32px;
}
.o-breadcrumb a {
    color: var(--color-text-light);
    text-decoration: none;
}
.o-breadcrumb a:hover {
    color: var(--color-primary);
}
.o-breadcrumb .current {
    color: var(--color-primary);
}

/* 精选推荐 - 大图卡片区（无标题） */
.o-featured-section {
    margin-bottom: 50px;
}
.o-featured-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.o-featured-card {
    background: #fff;
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}
.o-featured-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}
.o-featured-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}
.o-featured-content {
    padding: 24px;
}
.o-featured-tag {
    display: inline-block;
    font-size: 11px;
    background: var(--color-accent);
    color: var(--color-primary);
    font-weight: 700;
    padding: 4px 12px;
    margin-bottom: 12px;
}
.o-featured-card-title {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 12px;
}
.o-featured-card-title a {
    color: var(--color-text-main);
    text-decoration: none;
}
.o-featured-card-title a:hover {
    color: var(--color-primary);
}
.o-featured-desc {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.5;
    margin-bottom: 16px;
}
.o-featured-meta {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* 二级栏目 - 现代标题 */
.o-category-section {
    margin-bottom: 50px;
}
.o-category-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-accent);
}
.o-category-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
}
.o-category-more {
    font-size: 13px;
    color: var(--color-text-muted);
    text-decoration: none;
}
.o-category-more:hover {
    color: var(--color-primary);
}

/* 网格布局 - 每行4个 */
.o-category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.o-category-card {
    background: #fff;
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s ease;
}
.o-category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}
.o-category-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}
.o-category-content {
    padding: 16px;
}
.o-category-card-title {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 6px;
}
.o-category-card-title a {
    color: var(--color-text-main);
    text-decoration: none;
}
.o-category-card-title a:hover {
    color: var(--color-primary);
}
.o-category-origin {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* 视频专区 */
.o-video-section {
    margin-bottom: 50px;
}
.o-video-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-accent);
}
.o-video-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
}
.o-video-more {
    font-size: 13px;
    color: var(--color-text-muted);
    text-decoration: none;
}
.o-video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.o-video-card {
    background: #fff;
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s ease;
}
.o-video-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}
.o-video-img-link {
    display: block;
    position: relative;
}
.o-video-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}
.o-video-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    background: rgba(0,0,0,0.6);
    border-radius: 50%;
}
.o-video-play::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 9px 0 9px 14px;
    border-color: transparent transparent transparent #fff;
}
.o-video-content {
    padding: 14px;
}
.o-video-text {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-text-main);
    text-decoration: none;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.o-video-text:hover {
    color: var(--color-primary);
}

.o-pagination {
    margin: 50px 0 40px;
    text-align: center;
}
.o-pagination a, .o-pagination span {
    display: inline-block;
    padding: 8px 14px;
    margin: 0 4px;
    border: 1px solid var(--color-border-deep);
    font-size: 13px;
    color: var(--color-text-light);
    transition: 0.2s;
    text-decoration: none;
}
.o-pagination a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-white);
}
.o-pagination .current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-white);
}