.portfolio-section {
    padding: 100px 0;
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.filter-btn {
    border: none;
    background: #f5f5f5;
    padding: 12px 25px;
    border-radius: 30px;
    cursor: pointer;
    transition: .3s;
}

    .filter-btn.active {
        background: #4A82C1;
        color: #fff;
    }

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 30px;
}

.portfolio-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,.08);
    transition: .3s;
}

    .portfolio-card img {
        width: 100%;
        height: 220px;
        object-fit: cover;
    }

.portfolio-content {
    padding: 20px;
}

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