/* Publications Styling */

/* Subcategory Titles */
.subcategory-title {
    color: #c2185b;
    font-size: 1.2rem;
    margin: 2rem 0 1rem;
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(232, 62, 140, 0.3);
}

.subcategory-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, #e83e8c, transparent);
    transition: width 0.3s ease;
}

.subcategory-title:hover::after {
    width: 100%;
}

/* Publications Grid */
.publications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Book Cards */
.book-card {
    background: linear-gradient(135deg, #ffffff 0%, #fbfdff 100%);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 10px 25px rgba(232, 62, 140, 0.1);
    border: 1px solid rgba(232, 62, 140, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.book-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #e83e8c, #c2185b);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.book-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 40px rgba(232, 62, 140, 0.15);
}

.book-card:hover::before {
    transform: scaleX(1);
}

.book-number {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: #e83e8c;
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(232, 62, 140, 0.3);
    z-index: 1;
}

.book-icon {
    color: #e83e8c;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
    background: rgba(232, 62, 140, 0.1);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.book-card:hover .book-icon {
    transform: scale(1.1) rotate(10deg);
    background: rgba(232, 62, 140, 0.2);
}

.book-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    text-align: center;
}

.book-title {
    color: #c2185b;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.book-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
    font-style: italic;
}

.book-description {
    color: #444;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 0;
    flex-grow: 1;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .publications-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .publications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .book-card:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 576px) {
    .publications-grid {
        grid-template-columns: 1fr;
    }
}