/* 主营业务总览页样式（精简版） */
:root {
    --primary-color: #0066cc;
    --secondary-color: #2c3e50;
    --light-bg: #f8fafc;
    --text-light: #666;
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* 面包屑 */
.breadcrumb-wrapper {
    background: var(--light-bg);
    padding: 18px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-light);
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--primary-color);
}

.breadcrumb .separator {
    color: #ccc;
}

.breadcrumb .current {
    color: var(--primary-color);
    font-weight: 600;
}

/* 主体 */
.detail-main {
    padding: 80px 0;
    background: linear-gradient(180deg, #f4f8ff 0%, #ffffff 55%);
}

.detail-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 统一业务总览 */
.overview-stack {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.overview-item {
    background: var(--white);
    border-radius: 18px;
    border: 1px solid #e7efff;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.overview-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 45px rgba(10, 57, 117, 0.14);
}

.overview-inner {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 0;
}

.overview-image {
    min-height: 240px;
}

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

.overview-content {
    padding: 30px;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.overview-content h2 {
    margin-bottom: 12px;
    color: var(--secondary-color);
    font-size: 1.8rem;
}

.overview-content p {
    color: var(--text-light);
    line-height: 1.85;
}

.overview-desc {
    margin-bottom: 14px;
}

.overview-contact {
    margin-top: 8px;
    background: linear-gradient(180deg, #f8fbff, #f2f8ff);
    border: 1px solid #e5efff;
    border-radius: 12px;
    padding: 14px 16px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.overview-contact h3 {
    font-size: 1.02rem;
    color: #0a4f98;
    margin-bottom: 8px;
}

.overview-contact p {
    margin: 3px 0;
}

@media (max-width: 992px) {
    .overview-inner {
        grid-template-columns: 1fr;
    }

    .overview-image {
        min-height: 220px;
    }
}

@media (max-width: 768px) {
    .detail-main {
        padding: 56px 0;
    }

    .overview-content {
        min-height: 0;
        padding: 24px;
    }

    .overview-content h2 {
        font-size: 1.45rem;
    }
}