/* ============================================
   Course Card Component (rd-course-preview-card)
   Used by: kursbibliothek carousel, category page grid, related courses carousel
   ============================================ */

.rd-course-preview-card {
    display: block;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    background-color: var(--rd-bg-primary);
    border: 1px solid var(--rd-secondary-inactive);
    border-radius: var(--rd-borderradius-border-big);
}

.rd-course-preview-card:hover {
    text-decoration: none;
    color: inherit;
}

.rd-course-preview-card-img {
    width: 100%;
    height: 0;
    padding-bottom: 62%;
    position: relative;
    overflow: hidden;
}

.rd-course-preview-card-media {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.rd-course-preview-card-img:hover .rd-course-preview-card-play {
    transform: translate(-50%, -50%) scale(1.1);
}

.rd-course-preview-card-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 56px;
    background-color: var(--rd-primary-active);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.rd-course-preview-card-play::before {
    margin-right: 0;
}

.rd-course-preview-card-badge-new {
    position: absolute;
    top: var(--rd-spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--rd-green-600);
    color: #fff;
    font-size: var(--rd-fontsize-3);
    font-weight: var(--rd-fontweights-open-sans-1);
    padding: 3px 14px;
    border-radius: 20px;
    z-index: 2;
    letter-spacing: 0.3px;
}

.rd-course-preview-card-body {
    padding: var(--rd-spacing-md);
}

.rd-course-preview-card-title {
    font-weight: var(--rd-fontweights-open-sans-1);
    line-height: var(--rd-lineheights-1);
    height: 2lh;
    color: var(--rd-font-dark);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.rd-course-preview-card-duration {
    font-size: var(--rd-fontsize-4);
    font-weight: var(--rd-fontweights-open-sans-1);
    color: var(--rd-gray-400);
}