.portfolio-hero {
    width: 100%;
    padding: 120px 20px 80px;
    text-align: center;
    background: linear-gradient(#002f57, #004a80);
    color: white;
    margin-top: 138px;
}

.portfolio-hero h1 {
    font-size: 42px;
    font-weight: 700;
}

.portfolio-hero p {
    font-size: 18px;
    margin-top: 10px;
    opacity: 0.9;
}


.portfolio-section {
    padding: 70px 20px;
    background: #f5f7fb;
}

.portfolio-container {
    max-width: 1200px;
    margin: auto;

    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.portfolio-item {
    overflow: hidden;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 4px 14px rgba(0,0,0,0.08);
    transition: 0.3s ease;
    width: 100%;
    height: 200px;
}

.portfolio-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: 0.35s ease-in-out;
}

.portfolio-item:hover {
    transform: translateY(-6px);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

@media (max-width: 600px) {
    .portfolio-hero h1 {
        font-size: 32px;
    }

    .portfolio-item img {
        height: 200px;
    }
}