.product-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: all 0.4s ease;
    border: 1px solid rgba(182, 146, 95, 0.15);
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 5px;
    background: var(--gold);
    transition: height 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(9, 34, 28, 0.08);
}

.product-card:hover::before {
    height: 8px; 
}

.product-icon-wrapper {
    width: 85px;
    height: 85px;
    background: rgba(182, 146, 95, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 40px auto 20px;
    border: 2px dashed var(--gold);
    transition: transform 0.3s ease;
}

.product-card:hover .product-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

.product-icon-wrapper img {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.product-content {
    padding: 0 30px 40px;
}

.product-content h3 {
    color: var(--dark-green);
    font-size: 1.6rem;
    margin-bottom: 15px;
    font-family: 'Amiri', serif;
}

.product-content p {
    color: var(--text-gray);
    margin-bottom: 30px;
    min-height: 80px; 
}

.features {
    padding: 80px 5%;
    background-color: white;
    text-align: center;
}

.section-title {
    color: var(--dark-green);
    font-size: 2.5rem;
    margin-bottom: 50px;
    font-family: 'Amiri', serif;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 40px 20px;
    border-radius: 15px;
    background: var(--light-bg);
    border-top: 4px solid var(--gold);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.feature-card h3 {
    color: var(--dark-green);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-gray);
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 1000;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.whatsapp-float img {
    width: 60px;
    height: 60px;
    object-fit: contain; 
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    background-color: #25D366; 
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

footer {
    background-color: var(--dark-green);
    color: white;
    text-align: center;
    padding: 30px 5%;
    border-top: 3px solid var(--gold);
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .hero {
        padding: 100px 5% 120px;
    }
    .calculator-container {
        margin: -40px 5% 40px;
        padding: 30px 20px;
    }
    .result-amount {
        font-size: 2rem;
    }
}