.product-faq {
    margin: 30px 0;
    background: #f8f9fa;
    border-radius: 8px;
    padding: 25px;
}

.product-faq-title {
    font-size: 22px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-faq-title::before {
    content: '❓';
    font-size: 24px;
}

.faq-item {
    background: white;
    border-radius: 6px;
    margin-bottom: 12px;
    overflow: hidden;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: #2fb5d2;
    box-shadow: 0 2px 8px rgba(47, 181, 210, 0.1);
}

.faq-question {
    padding: 16px 20px;
    font-weight: 600;
    color: #2c3e50;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: #f8f9fa;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    font-weight: 700;
    color: #2fb5d2;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    content: '−';
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 20px;
    color: #555;
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 20px 16px 20px;
}

.faq-answer p {
    margin: 10px 0;
}

.faq-answer ul {
    margin: 10px 0;
    padding-left: 20px;
}

.faq-answer li {
    margin: 5px 0;
}

@media (max-width: 768px) {
    .product-faq {
        padding: 20px 15px;
    }

    .product-faq-title {
        font-size: 18px;
    }

    .faq-question {
        padding: 14px 16px;
        font-size: 14px;
    }

    .faq-answer {
        font-size: 13px;
    }
}