/* 关于我们页面样式 - 移动端紧凑优化 */

/* 全局移动端紧凑样式 */
@media (max-width: 768px) {
    /* 减少页面内边距 */
    .container {
        padding-left: 12px !important;
        padding-right: 12px !important;
    }
    
    /* 减少区块间距 */
    section {
        padding-top: 40px !important;
        padding-bottom: 40px !important;
    }
    
    /* 运营商卡片优化 */
    .operator-card {
        padding: 12px !important;
    }
    
    .operator-card h3 {
        font-size: 16px !important;
        margin-bottom: 8px !important;
    }
    
    .operator-card p {
        font-size: 12px !important;
    }
    
    /* 联系表单优化 */
    #contact .bg-white {
        padding: 16px !important;
    }
    
    #contact .form-group {
        margin-bottom: 12px !important;
    }
    
    #contact input,
    #contact textarea {
        padding: 8px 12px !important;
    }
}

@media (max-width: 480px) {
    /* 进一步紧凑化 */
    section {
        padding-top: 30px !important;
        padding-bottom: 30px !important;
    }
    
    /* 标题字体大小调整 */
    h2 {
        font-size: 20px !important;
        margin-bottom: 12px !important;
    }
    
    /* 副标题字体大小调整 */
    p {
        font-size: 14px !important;
    }
    
    /* 运营商卡片进一步紧凑 */
    .operator-card {
        margin-bottom: 12px !important;
    }
    
    .operator-card .h-32 {
        height: 80px !important;
    }
    
    /* FAQ部分优化 */
    #faq .mb-16 {
        margin-bottom: 30px !important;
    }
}

/* FAQ项容器 */
.faq-item {
    margin-bottom: 1rem;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.faq-item.faq-item-active {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    border-left: 4px solid #165DFF;
}

/* FAQ问题部分 */
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background-color: #ffffff;
    color: #1f2937;
    font-weight: 500;
    font-size: 1.125rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    position: relative;
}

.faq-question:hover {
    background-color: #f9fafb;
}

/* FAQ图标 */
.faq-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: #e5e7eb;
    border-radius: 50%;
    font-weight: bold;
    font-size: 0.875rem;
    color: #4b5563;
    transition: all 0.3s ease;
}

.faq-item-active .faq-icon {
    background-color: #165DFF;
    color: white;
    transform: rotate(45deg);
}

/* FAQ答案部分 */
.faq-answer {
    background-color: #ffffff;
    padding: 0 1.5rem 1.25rem;
    line-height: 1.6;
    color: #4b5563;
    font-size: 1rem;
}

.faq-answer p {
    margin: 0;
    padding-top: 1rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .faq-question {
        font-size: 1rem;
        padding: 1rem 1.25rem;
    }
    
    .faq-answer {
        padding: 0 1.25rem 1rem;
        font-size: 0.875rem;
    }
}