/* Standardized Styles for Product PDF Gallery */
.pdf-gallery {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 30px !important;
    max-width: 1400px !important;
    margin: 60px auto !important;
    padding: 0 40px !important;
}

.pdf-card {
    background: #fff !important;
    border: 1px solid #e0e0e0 !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05) !important;
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
    animation: slideUp 0.6s ease-out forwards !important;
    opacity: 0;
    width: 100% !important;
    margin: 0 !important;
}

.pdf-card:hover {
    transform: translateY(-8px) !important;
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1) !important;
}

.pdf-card img {
    width: 100% !important;
    height: 220px !important;
    object-fit: cover !important;
    background: #fcfcfc !important;
    border-bottom: 1px solid #f0f0f0 !important;
}

/* Compact variation for specific pages */
.pdf-gallery.compact-gallery .pdf-card img {
    height: 135px !important;
    object-fit: contain !important;
}

.card-body {
    padding: 25px !important;
    display: flex !important;
    flex-direction: column !important;
    flex-grow: 1 !important;
    text-align: left !important;
}

.card-title {
    font-size: 18px !important;
    font-weight: 700 !important;
    color: #1a1a1a !important;
    margin-bottom: 20px !important;
    line-height: 1.4 !important;
    min-height: 50px !important;
}

.view-btn {
    background-color: #0056b3 !important;
    color: #fff !important;
    padding: 12px 20px !important;
    border: none !important;
    border-radius: 8px !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 15px !important;
    text-align: center !important;
    transition: all 0.3s ease !important;
    display: block !important;
    width: 100% !important;
}

.view-btn:hover {
    background-color: #003d82 !important;
    transform: scale(1.02) !important;
    color: #fff !important;
}

.btn-container {
    display: flex !important;
    gap: 10px !important;
    margin-top: auto !important;
    flex-wrap: wrap !important;
}

.btn-container .view-btn {
    flex: 1 1 calc(50% - 10px) !important;
    min-width: 80px !important;
}

/* Responsive grid */
@media (max-width: 1200px) {
    .pdf-gallery {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 24px !important;
    }
}
@media (max-width: 991px) {
    .pdf-gallery {
        grid-template-columns: repeat(2, 1fr) !important;
        padding: 0 20px !important;
    }
}
@media (max-width: 576px) {
    .pdf-gallery {
        grid-template-columns: 1fr !important;
        padding: 0 20px !important;
    }
}

/* Animation Keyframes */
@keyframes slideUp {
    0% {
        transform: translateY(40px);
        opacity: 0;
    }
    100% {
        transform: translateY(0px);
        opacity: 1;
    }
}

@keyframes fadeInDown {
    0% {
        transform: translateY(-20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}