/* 服务页样式：白底、正文优先，与文章页保持一致的可读性 */

.service-page {
    background: #fff;
    padding-top: 76px;
    color: #222;
}

.service-wrap {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 24px;
    box-sizing: border-box;
}

.service-page .breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    font-size: 13px;
    color: #999;
    padding: 32px 0 0;
}

.service-page .breadcrumb a {
    color: #666;
    text-decoration: none;
}

.service-page .breadcrumb a:hover {
    color: #000;
    text-decoration: underline;
}

.service-page .breadcrumb span:last-child {
    color: #333;
}

.service-page h1 {
    font-size: 2.2rem;
    line-height: 1.3;
    font-weight: 700;
    margin: 20px 0 18px;
    letter-spacing: -0.01em;
}

.service-page .lead {
    font-size: 17px;
    line-height: 1.85;
    color: #444;
    margin: 0 0 8px;
    padding-bottom: 28px;
    border-bottom: 1px solid #eee;
}

.service-page h2 {
    font-size: 1.4rem;
    font-weight: 600;
    margin: 56px 0 18px;
    padding-left: 12px;
    border-left: 4px solid #000;
    line-height: 1.4;
}

.service-page h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 28px 0 10px;
}

.service-page p {
    font-size: 16px;
    line-height: 1.9;
    color: #333;
    margin: 0 0 18px;
}

.service-page ul {
    margin: 0 0 20px;
    padding-left: 0;
    list-style: none;
}

.service-page ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    font-size: 16px;
    line-height: 1.8;
    color: #333;
}

.service-page ul li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #000;
}

.service-page .pain li::before {
    background: #d0d0d0;
}

.service-page .deliver {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 24px 0 32px;
}

.service-page .deliver-block {
    background: #fafafa;
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 20px 22px;
}

.service-page .deliver-block h3 {
    margin: 0 0 10px;
    font-size: 15px;
    font-weight: 600;
}

.service-page .deliver-block p {
    margin: 0;
    font-size: 14px;
    line-height: 1.8;
    color: #555;
}

.service-page .steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 24px 0 32px;
}

.service-page .step {
    border-top: 2px solid #000;
    padding-top: 14px;
}

.service-page .step .num {
    font-size: 12px;
    color: #999;
    letter-spacing: 0.08em;
}

.service-page .step h3 {
    margin: 6px 0 8px;
    font-size: 15px;
}

.service-page .step p {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.75;
    color: #555;
}

.service-page .faq {
    margin: 24px 0 8px;
    border-top: 1px solid #eee;
}

.service-page .faq details {
    border-bottom: 1px solid #eee;
    padding: 18px 0;
}

.service-page .faq summary {
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: #111;
    list-style: none;
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.service-page .faq summary::-webkit-details-marker {
    display: none;
}

.service-page .faq summary::after {
    content: "+";
    font-weight: 400;
    color: #999;
    font-size: 20px;
    line-height: 1;
}

.service-page .faq details[open] summary::after {
    content: "−";
}

.service-page .faq p {
    margin: 12px 0 0;
    color: #444;
}

.service-page .cta {
    margin: 64px 0 80px;
    padding: 36px 32px;
    background: #0d0d0d;
    border-radius: 16px;
    color: #fff;
}

.service-page .cta h2 {
    border: none;
    padding: 0;
    margin: 0 0 12px;
    color: #fff;
    font-size: 1.3rem;
}

.service-page .cta p {
    color: #bbb;
    margin-bottom: 20px;
}

.service-page .cta a.btn {
    display: inline-block;
    background: #fff;
    color: #000;
    padding: 12px 26px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
}

.service-page .cta a.btn:hover {
    opacity: 0.85;
}

.service-page .related {
    margin: 0 0 80px;
}

.service-page .related ul li::before {
    background: #ccc;
}

/* 服务总览卡片 */
.service-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 32px 0 40px;
}

.service-cards a {
    display: block;
    padding: 26px 24px;
    border: 1px solid #e8e8e8;
    border-radius: 14px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.service-cards a:hover {
    border-color: #000;
    transform: translateY(-2px);
}

.service-cards h3 {
    margin: 0 0 10px;
    font-size: 1.1rem;
}

.service-cards p {
    margin: 0;
    font-size: 14.5px;
    line-height: 1.8;
    color: #666;
}

@media (max-width: 768px) {
    .service-page h1 {
        font-size: 1.6rem;
    }
    .service-page .deliver,
    .service-cards {
        grid-template-columns: 1fr;
    }
    .service-page .steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .service-page .cta {
        padding: 28px 22px;
    }
}