/* FAQ Section */
.faq-section details {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 15px;
    padding: 20px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.faq-section details:hover {
    box-shadow: var(--shadow-soft);
    border-color: var(--accent-light);
}

.faq-section details[open] {
    background: #FDF9F6; /* 展开时微微的暖色背景 */
    border-color: var(--accent-light);
}

.faq-section summary {
    font-weight: 600;
    font-size: 18px;
    color: var(--text-primary);
    list-style: none; /* 隐藏默认三角 */
    position: relative;
    padding-right: 30px;
}

/* 自定义三角箭头 */
.faq-section summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    color: var(--accent-color);
    font-weight: 300;
    transition: transform 0.3s;
}

.faq-section details[open] summary::after {
    content: '-';
    transform: translateY(-50%) rotate(0deg);
}

/* 隐藏Webkit默认箭头 */
.faq-section summary::-webkit-details-marker {
    display: none;
}

.faq-content {
    margin-top: 15px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    padding-top: 15px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

/* Grid Layout for FAQ */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}