.pdf-card-container {
    border: 1px solid #e5e7eb;
    background-color: #ffffff;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pdf-card-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
}

.pdf-card-link-wrapper {
    text-decoration: none;
    color: inherit;
    display: block;
}

.pdf-card-image-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background-color: #f3f4f6;
}

.pdf-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.pdf-card-container:hover .pdf-card-img {
    transform: scale(1.03);
}

.pdf-card-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.1) 100%);
}

.pdf-card-top-icon {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 2;
}

.pdf-card-arrow-round {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background-color: #ffffff;
    color: #111111;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.pdf-card-arrow-round svg {
    width: 18px;
    height: 18px;
}

.pdf-card-year {
    position: absolute;
    bottom: 15px;
    left: 15px;
    z-index: 2;
    color: #ffffff;
    font-size: 24px;
    font-weight: 700;
    font-family: serif;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.pdf-card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.pdf-card-title {
    margin: 0 0 10px 0;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.35;
    font-family: serif;
}

.pdf-card-title a {
    color: inherit;
    text-decoration: none;
}

.pdf-card-title a:hover {
    color: #3b82f6;
}

.pdf-card-description {
    margin: 0 0 20px 0;
    font-size: 14px;
    color: #666666;
    line-height: 1.5;
    flex-grow: 1;
}

.pdf-card-divider {
    height: 1px;
    background-color: #e5e7eb;
    margin-bottom: 15px;
}

.pdf-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pdf-card-meta {
    display: flex;
    align-items: center;
    color: #666666;
    font-size: 14px;
}

.pdf-card-meta-icon {
    margin-right: 8px;
    display: inline-flex;
    align-items: center;
}

.pdf-card-meta-icon i,
.pdf-card-meta-icon svg {
    font-size: 15px;
    width: 15px;
    height: 15px;
}

.pdf-card-download-btn {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    font-size: 14px;
    color: #a855f7;
    text-decoration: none;
    transition: color 0.2s ease;
}

.pdf-card-download-btn:hover {
    color: #7c3aed;
}

.pdf-card-download-text {
    margin-right: 5px;
}

.pdf-card-download-icon {
    display: inline-flex;
    align-items: center;
}

.pdf-card-download-icon i,
.pdf-card-download-icon svg {
    font-size: 12px;
    width: 12px;
    height: 12px;
}