/* 产品参数属性列表 */
.attribute {
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    border: 1px solid #e8e8e8;
    border-radius: 6px;
    overflow: hidden;
}
.attribute li {
    display: flex;
    align-items: center;
    padding: 12px 18px;
    border-bottom: 1px solid #f0f0f0;
    background: #fff;
    font-size: 14px;
    line-height: 1.6;
    transition: background 0.15s;
}
.attribute li:nth-child(odd) {
    border-right: 1px solid #f0f0f0;
}
.attribute li:nth-child(even) {
    /* 偶数行正常 */
}
.attribute li:hover {
    background: #fdf7f7;
}
.attribute li span {
    color: #999;
    min-width: 60px;
    flex-shrink: 0;
    font-weight: 500;
}
.attribute li span::after {
    /* 冒号已写在HTML里，不用额外处理 */
}
@media (max-width: 768px) {
    .attribute {
        grid-template-columns: 1fr;
    }
    .attribute li:nth-child(odd) {
        border-right: none;
    }
}

/* ========== 产品选型速查 - 顶部FAQ ========== */
.faq-top-section {
    background: linear-gradient(160deg, #fbf9f8 0%, #f5f0eb 100%);
    border-bottom: 1px solid #e8e0d8;
    padding: 32px 0 28px;
    margin-bottom: 25px;
}

/* FAQ 卡片网格 */
.faq-top-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.faq-card {
    background: #fff;
    border: 1px solid #ece6dd;
    border-radius: 12px;
    padding: 0;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    transition: all 0.3s ease;
    overflow: hidden;
}

.faq-card:hover {
    border-color: #c0392b;
    box-shadow: 0 6px 24px rgba(192,57,43,0.10);
    transform: translateY(-3px);
}

/* 问题 */
.faq-card-question {
    position: relative;
    padding: 18px 20px 14px 38px;
    font-size: 15px;
    font-weight: 700;
    color: #2d2014;
    line-height: 1.6;
}

.faq-card-question::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 22px;
    width: 8px;
    height: 8px;
    background: #c0392b;
    border-radius: 50%;
}

/* 答案 */
.faq-card-answer {
    padding: 0 20px 18px 38px;
    font-size: 14px;
    color: #6b5d4f;
    line-height: 1.8;
    border-top: 1px dashed #f0e8dc;
    padding-top: 14px;
    margin-top: 0;
}

/* 单列布局（不足2个卡片时） */
.faq-top-grid:has(.faq-card:only-child) {
    grid-template-columns: 1fr;
    max-width: 720px;
    margin: 0 auto;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .faq-top-section {
        padding: 22px 0 18px;
    }
    .faq-top-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .faq-card-question {
        padding: 16px 16px 12px 32px;
        font-size: 14px;
    }
    .faq-card-question::before {
        left: 14px;
        top: 20px;
    }
    .faq-card-answer {
        padding: 12px 16px 16px 32px;
        font-size: 13px;
    }
}

/* ========== 联系我们卡片 ========== */
.contact-cards {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    gap: 20px;
    padding: 16px;
    background: #fff;
    border-radius: 10px;
    flex: 1;
    min-width: 280px;
    transition: all 0.25s ease;
    border-bottom: 1px dashed #ccc;
    padding-bottom: 32px;
}

.contact-card:hover {
    border-color: #c0392b;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transform: translateY(-2px);
}

/* 头像 */
.contact-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid #ece6dd;
}

.contact-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 信息区 */
.contact-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-name {
    font-size: 15px;
    font-weight: 700;
    color: #2d2014;
}

.contact-tel-wrap {
    font-size: 14px;
    color: #5d4e3f;
}

.contact-tel-wrap {
    margin-top: 20px;
    margin-bottom: 10px;
}

.contact-tel {
    color: #e67e22;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.5px;
}

.contact-tel:hover {
    color: #c0392b;
}

/* 微信 */
.contact-wechat {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #5d4e3f;
    margin-top: 2px;
}

.wechat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: #1aad19;
    color: #fff;
    border-radius: 50%;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
}

/* 二维码 */
.contact-qrcode {
    width: 130px;
    height: 130px;
    margin-top: 4px;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid #ece6dd;
}

.contact-qrcode img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 移动端 */
@media (max-width: 768px) {
    .contact-cards {
        flex-direction: column;
    }
    .contact-card {
        min-width: auto;
    }
}