.hvac-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    width: 100%;
    padding: 30px;
    box-sizing: border-box;
}

.hvac-feature-card {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
}

.hvac-feature-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.hvac-feature-content {
    padding: 25px;
    flex-grow: 1;
}

.hvac-feature-title {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 1.25rem;
    line-height: 1.4;
}

.hvac-feature-desc {
    margin-bottom: 15px;
    line-height: 1.6;
}

.hvac-feature-desc strong {
    display: block;
    margin-bottom: 5px;
}