/* Card */
.lecture-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.15);
    transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast),
    translate var(--transition-fast);
    translate: 0 0;
}

.lecture-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(37, 99, 235, 0.25);
}

.lecture-thumb {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: linear-gradient(135deg, #dde7ff, #e5f3ff);
}

.lecture-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease-out;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 0px;
}

.lecture-card:hover .lecture-thumb img {
    transform: scale(1.04);
}

.lecture-body {
    padding: 0.9rem 0.95rem 0.6rem;
    display: flex;
    flex-direction: column;
    gap: .8em;
    flex: 1 1 auto;
}

.lecture-title {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.35;
    margin: 0;
}

.lecture-description {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.lecture-speakers {
    font-size: 0.7rem;
}

.lecture-tags {
    margin-top: 0.2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.tag {
    font-size: 0.6rem;
    padding: .5em .7em;
    border-radius: var(--border-radius);
    background: var(--brand-white);
    color: var(--brand-blue);
    white-space: nowrap;
}

.lecture-actions {
    padding: 0.6rem 0.95rem 0.9rem;
    text-align: center;
    margin-top: auto;
    
}


.download-lecture-summary-btn {
    width: 70%;
    border: none;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.45rem 0.85rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    white-space: nowrap;
    text-decoration: none;
    transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}


.btn-outline {
    background: #f9fafb;
    color: var(--text-main);
    border: 1px solid var(--light-border);
}

.btn-outline:hover {
    background: #eef2ff;
    border-color: rgba(37, 99, 235, 0.45);
}

.btn-icon {
    font-size: 1rem;
    line-height: 0;
    transform: translateY(1px);
}


/* infographics Card */

.infographics-cards-wrapper{
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2em;    
}

.infographics-card{
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2em;
    padding: 1em;
    overflow: hidden;    
    transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast),
    translate var(--transition-fast);
    translate: 0 0;
    width: 100%;
}



.infographics-card-divider{
    height: 2px;
    width: 100%;
    background: var(--light-border);
}

.infographics-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(37, 99, 235, 0.25);
}

.infographics-card-image-wrapper, .infographics-card-content{
    flex: 1;
}

.infographics-card-image{
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(148, 163, 184, 0.15);
    width: 100%;
    height: auto;
}
.infographics-card-image:hover{
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(37, 99, 235, 0.25);
    transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast),
    translate var(--transition-fast);
    cursor: pointer;
}

.thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;    /* This is the magic: it fills and crops */
    object-position: top; /* Keeps the middle of the image visible */
    display: block;
}


/**************Carousel****************/

 .img-carousel {
    margin: 40px auto;
    padding: var(--section-vertical);
    color: var(--text);
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
    border: 1px solid var(--border-radius-lg);
    border-radius: 18px;
    overflow: hidden;
  }

  .carousel-header {
    display: grid;
    gap: 6px;
    margin-bottom: 14px;
  }



  .carousel-shell {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    align-items: center;
  }

  .carousel-btn {
    width: 1em;
    height: 1em;
    border-radius: 999px;
    cursor: pointer;
    display: grid;
    place-items: center;
    font-size: .8rem;
    transition: transform 160ms ease, background 160ms ease, opacity 160ms ease;
    user-select: none;
  }

  .carousel-btn:hover { transform: scale(1.05); }
  .carousel-btn:active { transform: scale(0.98); background: white;}
  .carousel-btn[disabled] { opacity: 0.35; cursor: not-allowed; }

  .carousel-viewport {
    overflow: hidden;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.03);
    outline: none;
  }

  .carousel-track {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding-bottom: 6px;
    scrollbar-width: thin;
  }

  /* Optional nicer scrollbar (Chrome/Edge) */
  .carousel-track::-webkit-scrollbar { height: 10px; }
  .carousel-track::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.16);
    border-radius: 999px;
  }

  .slide {
    flex: 0 0 auto;
    width: clamp(180px, 24vw, 260px);
    border-radius: 14px;
    border: 1px solid var(--border-radius-lg);
    /*background: var(--card);*/
    overflow: hidden;
    cursor: pointer;
    padding: 0;
    position: relative;
    transform: translateZ(0);
    transition: transform 180ms ease, box-shadow 180ms ease;
  }

  /* Scale on hover */
  .slide:hover {
    transform: scale(1.04);
    box-shadow: 0 18px 40px rgba(0,0,0,0.35);
    z-index: 2;
  }

  .slide img {
    width: 100%;
    height: 100%;
    display: block;
    background: transparent; /* remove grey backdrop behind images */
  }













/* 2 columns */
@media (min-width: 768px) {

    .lecture-title {
        min-height: 4rem;
    }
    .lecture-description {
        min-height: 5rem;
    }

    .infographics-card{
    
    flex-direction: row;
    }
    .infographics-card-image{
    
        width: 100%;
        height: 300px;
        overflow: hidden;
}


}