/* ===== 热门组合推荐（课程详情页 + 课程列表页复用） ===== */

.bundle-section {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.bundle-scroll-container {
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    padding: 0.75rem;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
}

.bundle-scroll-container::-webkit-scrollbar {
    height: 6px;
}

.bundle-scroll-container::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.2);
    border-radius: 3px;
}

.bundle-card {
    flex: 0 0 200px;
    scroll-snap-align: start;
    border: 1px solid var(--skin-border, #e9ecef);
    border-radius: 8px;
    background: var(--skin-card-bg, #fff);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    color: inherit;
}

.bundle-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.bundle-card-cover {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: #f0f0f0;
    display: block;
}

.bundle-card-cover-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 2rem;
}

.bundle-card-body {
    padding: 0.6rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    flex: 1;
}

.bundle-card-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--skin-text-primary, #333);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.bundle-card-prices {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-top: auto;
}

.bundle-card-price {
    font-weight: 700;
    color: #dc3545;
    font-size: 1rem;
}

.bundle-card-original {
    color: #999;
    text-decoration: line-through;
    font-size: 0.8rem;
}

.bundle-card-meta {
    font-size: 0.75rem;
    color: var(--skin-text-secondary, #888);
}

/* 加入购物车弹跳动画 class（由 JS 触发） */
.add-cart-bounce {
    animation: addCartPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
}

@keyframes addCartPop {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(25,135,84,0.6); }
    25% { transform: scale(1.35); box-shadow: 0 0 0 16px rgba(25,135,84,0); }
    50% { transform: scale(0.92); }
    75% { transform: scale(1.08); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 transparent; }
}

/* ===== 筛选标签样式（课程列表页） ===== */

.filter-group {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-group-label {
    font-size: 0.85rem;
    color: var(--skin-text-secondary, #6c757d);
    white-space: nowrap;
    min-width: 5em;
}

.filter-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--skin-border, #dee2e6);
    border-radius: 1rem;
    background: transparent;
    color: var(--skin-text-secondary, #6c757d);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.filter-tag:hover {
    border-color: var(--skin-primary, #0d6efd);
    color: var(--skin-primary, #0d6efd);
    background: rgba(13, 110, 253, 0.05);
}

.filter-tag.active {
    background: var(--skin-primary, #0d6efd);
    border-color: var(--skin-primary, #0d6efd);
    color: #fff;
}

/* ===== 课程分类分隔标题 ===== */

.course-category-divider-wrap {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.course-category-divider-wrap:first-child {
    margin-top: 0;
}

.course-category-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--skin-text-secondary, #6c757d);
}

.course-category-divider::before,
.course-category-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--skin-border, #dee2e6);
}

.course-category-divider span {
    white-space: nowrap;
}

/* 分类分割线右侧「更多」按钮 */
.course-category-more {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.1rem 0.6rem;
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--skin-primary, #0d6efd);
    background: transparent;
    border: 1px solid var(--skin-border, #dee2e6);
    border-radius: 999px;
    cursor: pointer;
    white-space: nowrap;
}

.course-category-more:hover {
    color: #fff;
    background: var(--skin-primary, #0d6efd);
    border-color: var(--skin-primary, #0d6efd);
}