/* Portfolio Selector Grid Layout */
.portfolio-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, 300px);
    gap: 2rem;
    justify-content: center;
    padding: 2rem 0;
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-selector-item {
    width: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease;
    position: relative;
}

.portfolio-selector-item:hover {
    transform: translateY(-8px);
}

.portfolio-selector-item a {
    display: block;
    width: 300px;
    height: 375px; /* 5/4th of 300px */
    text-decoration: none;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    position: relative;
}

.portfolio-selector-item:hover a {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.portfolio-selector-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-selector-item:hover img {
    transform: scale(1.05);
}

.portfolio-item-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    font-size: 1.3rem;
    color: white;
    padding: 1.5rem 1rem 1rem 1rem;
    text-align: center;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    z-index: 2;
}

/* Responsive adjustments for smaller screens */
@media screen and (max-width: 768px) {
    .portfolio-selector {
        grid-template-columns: repeat(auto-fit, 250px);
        gap: 1.5rem;
        padding: 1.5rem 1rem;
    }
    
    .portfolio-selector-item {
        width: 250px;
    }
    
    .portfolio-selector-item a {
        width: 250px;
        height: 312.5px; /* 5/4th of 280px */
    }
    
    .portfolio-item-text {
        font-size: 1.8rem;
        padding: 0.8rem 0;
    }
}

@media screen and (max-width: 580px) {
    .portfolio-selector {
        grid-template-columns: repeat(auto-fit, 180px);
        gap: 1rem;
        padding: 1rem 0.5rem;
    }
    
    .portfolio-selector-item {
        width: 180px;
    }
    
    .portfolio-selector-item a {
        width: 180px;
        height: 225px; /* 5/4th of 250px */
    }
    
    .portfolio-item-text {
        font-size: 1.2rem;
        padding: 0.6rem 0;
    }
}

@media screen and (max-width: 480px) {
    .portfolio-selector {
        grid-template-columns: repeat(auto-fit, 150px);
        gap: 1rem;
        padding: 1rem 0.5rem;
    }
    
    .portfolio-selector-item {
        width: 150px;
    }
    
    .portfolio-selector-item a {
        width: 150px;
        height: 187.5px; /* 5/4th of 250px */
    }
    
    .portfolio-item-text {
        font-size: 1.0rem;
        padding: 0.6rem 0;
    }
}