/* Certifications Section */
.certifications-section {
    background: linear-gradient(135deg, #eafafd 0%, #d3f4fa 100%);
    padding: 70px 0;
}

.cert-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.cert-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    color: #0b6578;
    margin-bottom: 15px;
}

.cert-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #4496a6;
    margin-bottom: 50px;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.cert-card {
    background: white;
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(109, 189, 200, 0.15);
    transition: all 0.4s ease;
    border: 3px solid transparent;
}

.cert-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 45px rgba(109, 189, 200, 0.3);
    border-color: #6dbdc8;
}

.cert-card.highlight {
    background: linear-gradient(135deg, #6dbdc8 0%, #5aacb7 100%);
    color: white;
}

.cert-card.highlight h3,
.cert-card.highlight .cert-label,
.cert-card.highlight .cert-desc {
    color: white;
}

.cert-card.highlight .cert-icon {
    background: rgba(255, 255, 255, 0.2);
}

.cert-card.highlight .cert-icon i {
    color: white;
}

.cert-icon {
    width: 90px;
    height: 90px;
    background: #e0f7fa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px auto;
    transition: all 0.3s ease;
}

.cert-card:hover .cert-icon {
    transform: rotate(360deg) scale(1.1);
}

.cert-icon i {
    font-size: 2.5rem;
    color: #6dbdc8;
}

.cert-card h3 {
    font-size: 1.6rem;
    color: #224056;
    margin-bottom: 8px;
    font-weight: 700;
}

.cert-label {
    font-size: 1rem;
    color: #6dbdc8;
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cert-desc {
    font-size: 1.05rem;
    color: #4496a6;
    line-height: 1.7;
}

.warranty-box {
    background: linear-gradient(135deg, #6dbdc8 0%, #5aacb7 100%);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 30px;
    box-shadow: 0 10px 40px rgba(109, 189, 200, 0.3);
    max-width: 800px;
    margin: 0 auto;
}

.warranty-box i {
    font-size: 4.5rem;
    color: white;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.warranty-text h3 {
    color: white;
    font-size: 1.8rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.warranty-text p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
    .cert-title {
        font-size: 2rem;
    }
    
    .cert-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .warranty-box {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }
    
    .warranty-box i {
        width: 80px;
        height: 80px;
        font-size: 3.5rem;
    }
}

@media (max-width: 480px) {
    .cert-card {
        padding: 25px 20px;
    }
    
    .cert-icon {
        width: 70px;
        height: 70px;
    }
    
    .cert-icon i {
        font-size: 2rem;
    }
}