.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 20px;
}

.problem-card {
    background: white;
    border-radius: 28px;
    padding: 32px 24px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
    border: 1px solid #f0e3d6;
    transition: 0.2s;
}

.problem-card:hover {
    transform: translateY(-4px);
}

.problem-card i {
    font-size: 2.5rem;
    color: #c57f1e;
    margin-bottom: 20px;
}

.problem-card h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: #1e3a2f;
}

.problem-card p {
    color: #5a6557;
    line-height: 1.5;
}