/* ========== 影视列表页 - 瀑布流布局 ========== */

/* 筛选栏 */
.filter-bar {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    margin: 20px 0;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    position: sticky;
    top: 76px;
    z-index: 99;
}
.filter-bar .filter-label {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--color-text);
    flex-shrink: 0;
}
.filter-bar .filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.filter-bar .filter-pill {
    padding: 6px 14px;
    border-radius: 18px;
    border: 1.5px solid var(--color-border);
    background: var(--color-white);
    font-size: var(--font-xs);
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--color-text-light);
    font-weight: 500;
    white-space: nowrap;
}
.filter-bar .filter-pill:hover,
.filter-bar .filter-pill.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* 列表布局容器 */
.list-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    align-items: start;
}
@media (min-width: 900px) {
    .list-layout {
        grid-template-columns: 1fr 300px;
    }
}
@media (min-width: 1100px) {
    .list-layout {
        grid-template-columns: 1fr 320px;
    }
}

/* 瀑布流网格 */
.masonry-grid {
    column-count: 2;
    column-gap: 14px;
}
@media (min-width: 600px) {
    .masonry-grid {
        column-count: 3;
    }
}
@media (min-width: 900px) {
    .masonry-grid {
        column-count: 3;
    }
}
@media (min-width: 1100px) {
    .masonry-grid {
        column-count: 4;
    }
}
.masonry-grid .masonry-item {
    break-inside: avoid;
    margin-bottom: 14px;
    display: block;
}

/* 瀑布流卡片 */
.masonry-card {
    background: var(--color-card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: var(--transition-normal);
    display: block;
    text-decoration: none;
    color: inherit;
    border: 1px solid transparent;
}
.masonry-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: #fde0e7;
}
.masonry-card .masonry-img-wrap {
    position: relative;
    overflow: hidden;
    background: #e8ecf1;
}
.masonry-card .masonry-img-wrap.tall {
    aspect-ratio: 2 / 3;
}
.masonry-card .masonry-img-wrap.wide {
    aspect-ratio: 16 / 9;
}
.masonry-card .masonry-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.masonry-card:hover .masonry-img-wrap img {
    transform: scale(1.05);
}
.masonry-card .score-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, var(--color-primary), #d61e50);
    color: #fff;
    padding: 4px 10px;
    border-radius: 14px;
    font-size: 11px;
    font-weight: 700;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(239, 37, 95, 0.35);
}
.masonry-card .masonry-info {
    padding: 12px 14px 14px;
}
.masonry-card .masonry-info h3 {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
    line-height: 1.3;
}
.masonry-card .masonry-info .masonry-meta {
    font-size: var(--font-xs);
    color: #888;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 6px;
}
.masonry-card .masonry-info .masonry-meta span {
    background: #f5f5f5;
    padding: 2px 7px;
    border-radius: 8px;
    font-size: 10px;
}
.masonry-card .masonry-info .masonry-desc {
    font-size: var(--font-xs);
    color: #999;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 排行侧边栏 */
.ranking-sidebar {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    position: sticky;
    top: 80px;
}
.ranking-sidebar h3 {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 14px;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-primary);
}
.ranking-sidebar .rank-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.ranking-sidebar .rank-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid #f5f5f5;
    transition: var(--transition-fast);
}
.ranking-sidebar .rank-list li:hover {
    background: #fafffe;
    margin: 0 -8px;
    padding: 10px 8px;
    border-radius: 8px;
}
.ranking-sidebar .rank-list li .rank-num {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
    color: #888;
}
.ranking-sidebar .rank-list li:nth-child(1) .rank-num {
    background: #fccf4d;
    color: #5c3d00;
}
.ranking-sidebar .rank-list li:nth-child(2) .rank-num {
    background: #bcc6d0;
    color: #333;
}
.ranking-sidebar .rank-list li:nth-child(3) .rank-num {
    background: #cd7f32;
    color: #fff;
}
.ranking-sidebar .rank-list li .rank-thumb {
    width: 50px;
    height: 70px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
    background: #e8ecf1;
}
.ranking-sidebar .rank-list li .rank-info {
    flex: 1;
    min-width: 0;
}
.ranking-sidebar .rank-list li .rank-info .rank-title {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ranking-sidebar .rank-list li .rank-info .rank-views {
    font-size: 11px;
    color: #aaa;
    margin-top: 2px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin: 28px 0 16px;
    flex-wrap: wrap;
}
.pagination .page-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1.5px solid var(--color-border);
    background: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition-fast);
    text-decoration: none;
}
.pagination .page-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.pagination .page-btn.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.pagination .page-btn.page-nav {
    width: auto;
    padding: 0 16px;
    border-radius: 20px;
    font-size: var(--font-xs);
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(239, 37, 95, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}
.back-to-top:hover {
    background: #d61e50;
    transform: translateY(-3px);
}

/* 移动端筛选栏 */
@media (max-width: 599px) {
    .filter-bar {
        padding: 12px 14px;
        gap: 8px;
        top: 66px;
    }
    .masonry-grid {
        column-count: 2;
        column-gap: 10px;
    }
    .masonry-grid .masonry-item {
        margin-bottom: 10px;
    }
    .ranking-sidebar {
        position: static;
        margin-top: 16px;
    }
    .back-to-top {
        bottom: 20px;
        right: 16px;
        width: 38px;
        height: 38px;
    }
}