/* ===== 服务页面专用样式 ===== */

/* 服务导航 */
.service-nav {
    background: var(--bg-white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 64px;
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.service-tabs {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 8px 22px;
    border: 1px solid var(--border);
    background: var(--bg-white);
    color: var(--text-muted);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.85rem;
    font-family: inherit;
}

.tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

/* 服务详情 */
.service-detail {
    display: none;
    padding: 4rem 0;
}

.service-detail.active {
    display: block;
}

.service-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
}

.service-description {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

.service-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 500;
    font-size: 0.9rem;
}

.feature-item i {
    color: #22c55e;
}

.intro-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.intro-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

/* 详情卡片 */
.service-details {
    margin-top: 3rem;
}

.service-details h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 1.5rem;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.detail-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: all 0.2s ease;
}

.detail-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.detail-icon {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.detail-card h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.detail-card ul {
    list-style: none;
}

.detail-card li {
    padding: 0.25rem 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    position: relative;
    padding-left: 1.25rem;
}

.detail-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #22c55e;
    font-weight: bold;
    font-size: 0.8rem;
}

/* 服务流程 */
.service-process {
    margin-top: 3rem;
}

.service-process h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
    .service-nav {
        top: 56px;
    }

    .service-tabs {
        gap: 0.4rem;
    }

    .tab-btn {
        padding: 6px 14px;
        font-size: 0.8rem;
    }

    .service-intro {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .service-features {
        grid-template-columns: 1fr;
    }

    .details-grid {
        grid-template-columns: 1fr;
    }
}