.solution-section {
    background: linear-gradient(to bottom, #f8fafc, #eef6ff);
}

/* grid */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

/* card */
.solution-card {
    position: relative;
    border-radius: 22px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
    transform: translateY(0);
    transition: .4s;
}

.solution-card img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    transition: transform .7s ease;
}

/* overlay */
.solution-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, .7), rgba(0, 0, 0, .2));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    color: white;
    opacity: 1;
    transition: .4s;
}

.solution-overlay h4 {
    font-size: 1.4rem;
    font-weight: 700;
}

/* button */
.solution-btn {
    margin-top: 12px;
    display: inline-block;
    padding: 10px 20px;
    border-radius: 999px;
    background: linear-gradient(90deg, #0ea5e9, #4f46e5);
    font-weight: 600;
    transition: .3s;
}

.solution-btn:hover {
    transform: scale(1.08);
}

/* hover effects */
.solution-card:hover img {
    transform: scale(1.12);
}

.solution-card:hover {
    transform: translateY(-10px);
}

.solution-card:hover .solution-overlay {
    opacity: 1;
}

/* responsive */
@media(max-width:900px) {
    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .solution-card img {
        height: 260px;
    }
}