/* FAQ区域增强样式 */
.faq-section {
    padding: 80px 0;
    background-color: var(--white);
    position: relative;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to bottom, rgba(14, 165, 233, 0.05), transparent);
    z-index: 0;
}

.faq-accordion {
    max-width: 900px;
    margin: 3rem auto 0;
    position: relative;
    z-index: 1;
}

.faq-item {
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    background-color: var(--card-bg);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.faq-item:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background-color: var(--card-bg);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
    color: var(--text-color);
    position: relative;
}

.faq-question::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.faq-question:hover {
    background-color: rgba(14, 165, 233, 0.05);
}

.faq-question:hover::before,
.faq-question.active::before {
    opacity: 1;
}

.faq-question.active {
    background-color: rgba(14, 165, 233, 0.05);
    color: var(--primary-color);
}

.faq-question i:first-child {
    margin-right: 15px;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.faq-question i:last-child {
    transition: transform 0.3s ease;
    color: var(--light-text);
}

.faq-question.active i:last-child {
    transform: rotate(180deg);
    color: var(--primary-color);
}

.faq-answer {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: var(--card-bg);
    border-top: 0;
}

.faq-answer.active {
    padding: 20px 25px 25px;
    max-height: 1000px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.faq-answer p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--light-text);
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    margin-left: 20px;
    margin-bottom: 1rem;
    color: var(--light-text);
}

.faq-answer ul li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* 移动端优化 */
@media (max-width: 768px) {
    .faq-question {
        padding: 15px 20px;
        font-size: 1rem;
    }
    
    .faq-answer.active {
        padding: 15px 20px 20px;
    }
}