/* Why Choose Us Section */
#why-choose-us {
    padding: 5rem 0;
    background: #fff;
}

#why-choose-us:nth-child(even) {
    background: linear-gradient(135deg, #f0f0f0 0%, #ADD8E6 100%);
}

#why-choose-us h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #3618e0;
    font-size: 2.5rem;
    font-weight: 700;
    position: relative;
}

#why-choose-us h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #1d19e2, #870ebe);
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: #fff;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #9439d1 0%, #2238fa 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.feature-card:hover::before {
    opacity: 0.1;
}

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 4rem;
    color: #1a16d6;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

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

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    transition: color 0.3s ease;
}

.feature-card:hover h3 {
    color: #2650da;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
    font-size: 1rem;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    #why-choose-us h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 2rem 1.5rem;
    }

    .feature-icon {
        font-size: 3rem;
    }

    .feature-card h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    #why-choose-us {
        padding: 3rem 0;
    }

    #why-choose-us h2 {
        font-size: 1.8rem;
    }

    .feature-card {
        padding: 1.5rem 1rem;
    }

    .feature-icon {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }

    .feature-card h3 {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }

    .feature-card p {
        font-size: 0.9rem;
    }
}