/* ===== 基础变量与重置 ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}
body {
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: #eef1f6;
    color: #3d4f63;
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.ze84bccontainer {
    width: 92%;
    max-width: 1140px;
    margin: 0 auto;
}

/* ===== 导航栏 ===== */
.ze84bcnavbar {
    background: #fff;
    border-bottom: 1px solid #dde3ea;
    position: sticky;
    top: 0;
    z-index: 200;
    box-shadow: 0 1px 6px rgba(46, 80, 144, 0.06);
}
.ze84bcnav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 0;
    gap: 1rem;
}
.ze84bcsite-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #2e5090;
    letter-spacing: 0.5px;
    white-space: nowrap;
    flex-shrink: 0;
}
.ze84bcnav-links {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.15rem 0;
}
.ze84bcnav-links a {
    color: #4a5d73;
    text-decoration: none;
    font-size: 0.88rem;
    padding: 0.45rem 0.65rem;
    border-radius: 4px;
    white-space: nowrap;
}
.ze84bcnav-links a:hover {
    color: #2e5090;
    background: #eef3fa;
}
.ze84bcnav-links a.ze84bcthis,
.ze84bcnav-links a.thisclass {
    color: #fff;
    background: #2e5090;
}
.ze84bcnav-toggle {
    display: none;
    background: none;
    border: 1px solid #c5d0de;
    color: #2e5090;
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    flex-shrink: 0;
}

/* ===== 首页 Hero ===== */
.ze84bcbanner {
    background: linear-gradient(135deg, #2e5090 0%, #1a3a6e 100%);
    padding: 3rem 0;
    overflow: hidden;
}
.ze84bchero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
}
.ze84bchero-text h1 {
    font-size: 1.85rem;
    color: #fff;
    margin-bottom: 0.8rem;
    line-height: 1.35;
    font-weight: 700;
}
.ze84bchero-text > p {
    color: rgba(255,255,255,0.88);
    font-size: 0.95rem;
    margin-bottom: 0.7rem;
}
.ze84bchero-desc {
    color: rgba(255,255,255,0.78);
    font-size: 0.88rem;
    line-height: 1.7;
    margin-bottom: 1.2rem;
}
.ze84bchero-desc strong {
    color: #ffd080;
    font-weight: 600;
}
.ze84bchero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.ze84bchero-tags span {
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.25);
    color: #fff;
    font-size: 0.78rem;
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
}
.ze84bchero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.ze84bcbanner-img {
    width: 100%;
    max-width: 380px;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

/* ===== 主内容 ===== */
.ze84bcmain-content {
    position: relative;
    z-index: 1;
    padding: 1.5rem 0 2rem;
}
.ze84bcbackground-decor {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse at 90% 5%, rgba(46,80,144,0.04) 0, transparent 50%),
        radial-gradient(ellipse at 5% 95%, rgba(230,126,34,0.04) 0, transparent 50%);
}

/* ===== 通用板块 ===== */
.ze84bcsection {
    background: #fff;
    border: 1px solid #dde3ea;
    border-radius: 10px;
    padding: 2rem 1.75rem;
    margin-bottom: 1.5rem;
    overflow: hidden;
}
.ze84bcsection-head {
    text-align: center;
    margin-bottom: 1.75rem;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}
.ze84bcsection-head h2,
.ze84bcsection > h2 {
    color: #2e5090;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}
.ze84bcsection-head p {
    color: #6b7d92;
    font-size: 0.9rem;
    line-height: 1.7;
}
.ze84bcsection-head strong {
    color: #2e5090;
}

/* ===== 服务网格 ===== */
.ze84bcservice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.ze84bcservice-card {
    border: 1px solid #e4eaf2;
    border-radius: 8px;
    padding: 1.25rem;
    background: #fafbfd;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.ze84bcservice-card:hover {
    border-color: #2e5090;
    box-shadow: 0 4px 16px rgba(46,80,144,0.1);
}
.ze84bcservice-icon {
    width: 36px;
    height: 36px;
    background: #2e5090;
    color: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.ze84bcservice-card h3 {
    color: #2e5090;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}
.ze84bcservice-card p {
    font-size: 0.85rem;
    color: #5a6d82;
    line-height: 1.65;
}
.ze84bcservice-card strong {
    color: #c06010;
}

/* ===== 数据统计条 ===== */
.ze84bcstats-bar {
    background: #2e5090;
    padding: 1.75rem 0;
    margin-bottom: 1.5rem;
}
.ze84bcstats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    text-align: center;
}
.ze84bcstat-item strong {
    display: block;
    color: #ffd080;
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.2;
}
.ze84bcstat-item span {
    color: rgba(255,255,255,0.82);
    font-size: 0.82rem;
}

/* ===== 知识板块 ===== */
.ze84bcknowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.ze84bcknowledge-card {
    border-left: 3px solid #e67e22;
    padding: 1rem 1.25rem;
    background: #fafbfd;
    border-radius: 0 8px 8px 0;
    border-top: 1px solid #e4eaf2;
    border-right: 1px solid #e4eaf2;
    border-bottom: 1px solid #e4eaf2;
}
.ze84bcknowledge-card h3 {
    color: #2e5090;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}
.ze84bcknowledge-card p {
    font-size: 0.85rem;
    color: #5a6d82;
    line-height: 1.65;
}
.ze84bcknowledge-card strong {
    color: #c06010;
}

/* ===== 优势 ===== */
.ze84bcadvantage-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.ze84bcadvantage-box {
    text-align: center;
    padding: 1.25rem 0.75rem;
    border: 1px solid #e4eaf2;
    border-radius: 8px;
    background: #fafbfd;
}
.ze84bcadvantage-box h4 {
    color: #2e5090;
    font-size: 0.92rem;
    margin-bottom: 0.4rem;
}
.ze84bcadvantage-box p {
    font-size: 0.82rem;
    color: #6b7d92;
    line-height: 1.55;
}
.ze84bcadvantage-box strong {
    color: #c06010;
}

/* ===== 流程 ===== */
.ze84bcflow-steps {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
}
.ze84bcflow-steps li {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem 0.6rem;
    border: 1px solid #e4eaf2;
    border-radius: 8px;
    background: #fafbfd;
}
.ze84bcstep-num {
    width: 32px;
    height: 32px;
    background: #e67e22;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    flex-shrink: 0;
}
.ze84bcstep-body > strong {
    display: block;
    color: #2e5090;
    font-size: 0.88rem;
    margin-bottom: 0.3rem;
}
.ze84bcstep-body p {
    font-size: 0.78rem;
    color: #6b7d92;
    line-height: 1.55;
}
.ze84bcstep-body p strong {
    color: #c06010;
}

/* ===== 客户评价 ===== */
.ze84bctestimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.ze84bctestimonial-card {
    border: 1px solid #e4eaf2;
    border-radius: 8px;
    padding: 1.25rem;
    background: #fafbfd;
    margin: 0;
}
.ze84bctestimonial-card p {
    font-size: 0.88rem;
    color: #4a5d73;
    line-height: 1.65;
    margin-bottom: 0.75rem;
    font-style: normal;
}
.ze84bctestimonial-card strong {
    color: #c06010;
}
.ze84bctestimonial-card cite {
    font-size: 0.78rem;
    color: #8a9bb0;
    font-style: normal;
}

/* ===== FAQ ===== */
.ze84bcfaq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.ze84bcfaq-item {
    border: 1px solid #e4eaf2;
    border-radius: 8px;
    padding: 1rem 1.15rem;
    background: #fafbfd;
}
.ze84bcfaq-item > strong {
    color: #2e5090;
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
}
.ze84bcfaq-item p {
    font-size: 0.84rem;
    color: #5a6d82;
    line-height: 1.6;
}
.ze84bcfaq-item p strong {
    color: #c06010;
}

/* ===== 首页文章网格 ===== */
.ze84bcarticle-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
}
.ze84bcarticle-card {
    border: 1px solid #e4eaf2;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    transition: box-shadow 0.2s;
}
.ze84bcarticle-card:hover {
    box-shadow: 0 4px 14px rgba(46,80,144,0.12);
}
.ze84bcarticle-card-thumb {
    aspect-ratio: 16/10;
    overflow: hidden;
    background: #eef1f6;
}
.ze84bcarticle-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}
.ze84bcarticle-card:hover .ze84bcarticle-card-thumb img {
    transform: scale(1.04);
}
.ze84bcarticle-card-body {
    padding: 0.65rem 0.7rem;
}
.ze84bcarticle-card-body h3 {
    font-size: 0.82rem;
    margin-bottom: 0.3rem;
    line-height: 1.4;
    font-weight: 600;
}
.ze84bcarticle-card-body h3 a {
    color: #3d4f63;
    text-decoration: none;
}
.ze84bcarticle-card-body h3 a:hover {
    color: #2e5090;
}
.ze84bcarticle-card-date {
    color: #8a9bb0;
    font-size: 0.72rem;
}

/* ===== 新闻列表 ===== */
.ze84bcnews-list {
    list-style: none;
}
.ze84bcnews-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid #e4eaf2;
}
.ze84bcnews-list li:last-child {
    border-bottom: none;
}
.ze84bcnews-list time {
    flex-shrink: 0;
    color: #2e5090;
    font-size: 0.82rem;
    font-weight: 600;
    min-width: 88px;
}
.ze84bcnews-list span {
    font-size: 0.88rem;
    color: #4a5d73;
    line-height: 1.5;
}

/* ===== 关于我们 ===== */
.ze84bcabout-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 2rem;
    align-items: stretch;
}
.ze84bcabout-text h2 {
    color: #2e5090;
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}
.ze84bcabout-text p {
    font-size: 0.88rem;
    color: #5a6d82;
    line-height: 1.7;
    margin-bottom: 0.75rem;
}
.ze84bcabout-text strong {
    color: #c06010;
}
.ze84bcabout-list {
    list-style: none;
    margin-top: 0.5rem;
}
.ze84bcabout-list li {
    font-size: 0.85rem;
    color: #4a5d73;
    padding: 0.35rem 0 0.35rem 1.2rem;
    position: relative;
}
.ze84bcabout-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.72rem;
    width: 6px;
    height: 6px;
    background: #e67e22;
    border-radius: 50%;
}
.ze84bcabout-panel {
    display: flex;
    align-items: center;
    justify-content: center;
}
.ze84bcabout-highlight {
    background: linear-gradient(135deg, #2e5090, #1a3a6e);
    border-radius: 10px;
    padding: 2.5rem 2rem;
    text-align: center;
    width: 100%;
}
.ze84bcabout-highlight strong {
    display: block;
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.ze84bcabout-highlight p {
    color: rgba(255,255,255,0.75);
    font-size: 0.88rem;
}

/* ===== 联系表单 ===== */
.ze84bccontact-form {
    max-width: 640px;
    margin: 0 auto;
}
.ze84bcform-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.ze84bcform-group {
    margin-bottom: 1rem;
}
.ze84bcform-group label {
    display: block;
    margin-bottom: 0.35rem;
    color: #2e5090;
    font-size: 0.88rem;
    font-weight: 600;
}
.ze84bcform-group input,
.ze84bcform-group textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid #c5d0de;
    border-radius: 6px;
    background: #fafbfd;
    color: #3d4f63;
    font-size: 0.9rem;
    font-family: inherit;
    transition: border-color 0.2s;
}
.ze84bcform-group input:focus,
.ze84bcform-group textarea:focus {
    outline: none;
    border-color: #2e5090;
    background: #fff;
}
.ze84bccontact-form button {
    width: 100%;
    background: #e67e22;
    color: #fff;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    padding: 0.8rem;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.2s;
}
.ze84bccontact-form button:hover {
    background: #cf6d15;
}

/* ===== 页脚 ===== */
.ze84bcfooter {
    background: #1a3a6e;
    text-align: center;
    padding: 1.25rem 0;
    color: rgba(255,255,255,0.65);
    font-size: 0.85rem;
    position: relative;
    z-index: 1;
}

/* ===== 列表页/内容页 横幅 ===== */
.ze84bcpage-banner {
    background: linear-gradient(135deg, #2e5090 0%, #1a3a6e 100%);
    padding: 2rem 0 1.5rem;
    text-align: center;
}
.ze84bcpage-banner h1 {
    color: #fff;
    font-size: 1.6rem;
    margin-bottom: 0.4rem;
    font-weight: 700;
    word-break: break-word;
}
.ze84bcbreadcrumb {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
}
.ze84bcbreadcrumb a {
    color: #ffd080;
    text-decoration: none;
}
.ze84bcbreadcrumb a:hover {
    text-decoration: underline;
}

/* ===== 侧栏布局 ===== */
.ze84bclayout-with-sidebar {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}
.ze84bccontent-main {
    flex: 1;
    min-width: 0;
}
.ze84bccontent-main .ze84bcsection {
    margin-bottom: 0;
}
.ze84bcsidebar {
    width: 280px;
    flex-shrink: 0;
}
.ze84bcsidebar-block {
    background: #fff;
    border: 1px solid #dde3ea;
    border-radius: 10px;
    padding: 1.15rem;
    overflow: hidden;
}
.ze84bcsidebar-title {
    color: #2e5090;
    font-size: 1rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e67e22;
    font-weight: 700;
}
.ze84bcsidebar-imglist {
    list-style: none;
}
.ze84bcsidebar-imgitem {
    display: flex;
    gap: 0.6rem;
    align-items: flex-start;
    padding: 0.55rem 0;
    border-bottom: 1px solid #eef1f6;
}
.ze84bcsidebar-imgitem:last-child {
    border-bottom: none;
}
.ze84bcsidebar-imgthumb {
    flex-shrink: 0;
    width: 72px;
    height: 54px;
    border-radius: 4px;
    overflow: hidden;
    background: #eef1f6;
    display: block;
}
.ze84bcsidebar-imgthumb img {
    width: 72px;
    height: 54px;
    object-fit: cover;
}
.ze84bcsidebar-imgtitle {
    flex: 1;
    min-width: 0;
    color: #4a5d73;
    text-decoration: none;
    font-size: 0.82rem;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.ze84bcsidebar-imgtitle:hover {
    color: #2e5090;
}

/* ===== 列表页 ===== */
.ze84bclist-section {
    padding: 1.5rem;
}
.ze84bcarticle-list {
    list-style: none;
}
.ze84bcarticle-list-item {
    display: flex;
    gap: 1.15rem;
    padding: 1.15rem 0;
    border-bottom: 1px solid #e4eaf2;
    align-items: flex-start;
}
.ze84bcarticle-list-item:last-child {
    border-bottom: none;
}
.ze84bcarticle-thumb {
    width: 180px;
    flex-shrink: 0;
    border-radius: 6px;
    overflow: hidden;
    background: #eef1f6;
    border: 1px solid #e4eaf2;
}
.ze84bcarticle-thumb img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}
.ze84bcarticle-info {
    flex: 1;
    min-width: 0;
}
.ze84bcarticle-title {
    font-size: 1.05rem;
    margin-bottom: 0.4rem;
    font-weight: 600;
}
.ze84bcarticle-title a {
    color: #2e5090;
    text-decoration: none;
}
.ze84bcarticle-title a:hover {
    color: #e67e22;
}
.ze84bcarticle-meta {
    color: #8a9bb0;
    font-size: 0.8rem;
    margin-bottom: 0.4rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}
.ze84bcarticle-meta a {
    color: #2e5090;
    text-decoration: none;
}
.ze84bcarticle-intro {
    color: #6b7d92;
    font-size: 0.86rem;
    line-height: 1.6;
}

/* ===== 分页 ===== */
.ze84bcpagebar {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid #e4eaf2;
}
.ze84bcpages .pagelist,
.ze84bcpages ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
    list-style: none;
    padding: 0;
    margin: 0;
}
.ze84bcpages .pagelist li,
.ze84bcpages ul li {
    list-style: none;
}
.ze84bcpages .pagelist a,
.ze84bcpages .pagelist span,
.ze84bcpages ul a,
.ze84bcpages ul span {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    background: #fafbfd;
    color: #4a5d73;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.85rem;
    border: 1px solid #c5d0de;
    line-height: 1.4;
}
.ze84bcpages .pagelist a:hover,
.ze84bcpages ul a:hover {
    background: #2e5090;
    color: #fff;
    border-color: #2e5090;
}
.ze84bcpages .pagelist .thisclass,
.ze84bcpages .pagelist .thisclass a,
.ze84bcpages ul .thisclass,
.ze84bcpages ul .thisclass a {
    background: #2e5090;
    color: #fff;
    border-color: #2e5090;
    font-weight: 600;
}

/* ===== 内容页 ===== */
.ze84bcarticle-detail {
    padding: 1.5rem 1.75rem;
}
.ze84bcarticle-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: #8a9bb0;
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid #e4eaf2;
}
.ze84bcarticle-meta-bar a {
    color: #2e5090;
    text-decoration: none;
}
.ze84bcarticle-litpic {
    margin-bottom: 1.25rem;
    text-align: center;
}
.ze84bcarticle-litpic img {
    max-width: 100%;
    border-radius: 8px;
    border: 1px solid #e4eaf2;
}
.ze84bcarticle-body {
    color: #3d4f63;
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
    word-break: break-word;
    overflow-wrap: break-word;
}
.ze84bcarticle-body img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 0.5rem 0;
}
.ze84bcarticle-body p {
    margin-bottom: 0.85rem;
}
.ze84bcarticle-images {
    margin-bottom: 1.25rem;
}
.ze84bcimage-item {
    margin-bottom: 0.85rem;
    text-align: center;
}
.ze84bcimage-item img {
    max-width: 100%;
    border-radius: 6px;
    border: 1px solid #e4eaf2;
}
.ze84bcimage-item span {
    display: block;
    color: #8a9bb0;
    font-size: 0.85rem;
    margin-top: 0.35rem;
}
.ze84bcdiyfield {
    margin-bottom: 1.25rem;
    padding: 1rem;
    background: #fafbfd;
    border: 1px solid #e4eaf2;
    border-radius: 6px;
    overflow: hidden;
    word-break: break-word;
}
.ze84bcmeta-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
    padding: 0.85rem 0;
    border-top: 1px solid #e4eaf2;
    border-bottom: 1px solid #e4eaf2;
}
.ze84bctagitem a {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    background: #eef3fa;
    color: #2e5090;
    text-decoration: none;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid #c5d0de;
}
.ze84bctagitem a:hover {
    background: #2e5090;
    color: #fff;
}
.ze84bcarticle-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 1.25rem 0;
    padding: 0.85rem 0;
    border-top: 1px solid #e4eaf2;
}
.ze84bcprenext {
    flex: 1;
    min-width: 0;
    font-size: 0.86rem;
    color: #6b7d92;
    word-break: break-word;
}
.ze84bcprenext a {
    color: #2e5090;
    text-decoration: none;
}
.ze84bcprenext a:hover {
    color: #e67e22;
}
.ze84bcprenext-next {
    text-align: right;
}
.ze84bcrelated h3 {
    color: #2e5090;
    font-size: 1.1rem;
    margin-bottom: 0.85rem;
    font-weight: 700;
}
.ze84bcrelated-list {
    list-style: none;
}
.ze84bcrelated-item {
    display: flex;
    gap: 0.85rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid #eef1f6;
    align-items: flex-start;
}
.ze84bcrelated-item:last-child {
    border-bottom: none;
}
.ze84bcrelated-thumb {
    flex-shrink: 0;
    width: 110px;
    border-radius: 6px;
    overflow: hidden;
    background: #eef1f6;
    border: 1px solid #e4eaf2;
    display: block;
}
.ze84bcrelated-thumb img {
    width: 110px;
    height: 72px;
    object-fit: cover;
}
.ze84bcrelated-info {
    flex: 1;
    min-width: 0;
}
.ze84bcrelated-info > a {
    color: #2e5090;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
    line-height: 1.4;
}
.ze84bcrelated-info > a:hover {
    color: #e67e22;
}
.ze84bcrelated-list li p {
    color: #8a9bb0;
    font-size: 0.82rem;
    line-height: 1.5;
}
.clear {
    clear: both;
    width: 100%;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .ze84bchero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .ze84bchero-tags {
        justify-content: center;
    }
    .ze84bcservice-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .ze84bcknowledge-grid {
        grid-template-columns: 1fr;
    }
    .ze84bcadvantage-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .ze84bcflow-steps {
        grid-template-columns: repeat(3, 1fr);
    }
    .ze84bctestimonial-grid {
        grid-template-columns: 1fr;
    }
    .ze84bcarticle-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .ze84bcabout-grid {
        grid-template-columns: 1fr;
    }
    .ze84bcstats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }
}

@media (max-width: 900px) {
    .ze84bcnav-toggle {
        display: block;
    }
    .ze84bcnav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0;
        display: none;
        border-top: 1px solid #dde3ea;
        box-shadow: 0 6px 16px rgba(46,80,144,0.1);
        max-height: 70vh;
        overflow-y: auto;
    }
    .ze84bcnav-links.open {
        display: flex;
    }
    .ze84bcnav-links a {
        width: 100%;
        padding: 0.75rem 1.25rem;
        border-bottom: 1px solid #eef1f6;
        border-radius: 0;
        font-size: 0.9rem;
    }
    .ze84bcnav-links a:last-child {
        border-bottom: none;
    }
    .ze84bcnav-container {
        position: relative;
        flex-wrap: wrap;
    }
    .ze84bclayout-with-sidebar {
        flex-direction: column;
    }
    .ze84bcsidebar {
        width: 100%;
    }
    .ze84bcfaq-grid {
        grid-template-columns: 1fr;
    }
    .ze84bcflow-steps {
        grid-template-columns: 1fr;
    }
    .ze84bcarticle-list-item {
        flex-direction: column;
    }
    .ze84bcarticle-thumb {
        width: 100%;
    }
    .ze84bcarticle-nav {
        flex-direction: column;
    }
    .ze84bcprenext-next {
        text-align: left;
    }
    .ze84bcrelated-item {
        flex-direction: column;
    }
    .ze84bcrelated-thumb,
    .ze84bcrelated-thumb img {
        width: 100%;
        height: auto;
        max-height: 180px;
    }
}

@media (max-width: 600px) {
    .ze84bccontainer {
        width: 94%;
    }
    .ze84bcsection {
        padding: 1.25rem 1rem;
    }
    .ze84bchero-text h1 {
        font-size: 1.35rem;
    }
    .ze84bcsection-head h2,
    .ze84bcsection > h2 {
        font-size: 1.25rem;
    }
    .ze84bcservice-grid {
        grid-template-columns: 1fr;
    }
    .ze84bcadvantage-grid {
        grid-template-columns: 1fr;
    }
    .ze84bcstats-grid {
        grid-template-columns: 1fr 1fr;
    }
    .ze84bcstat-item strong {
        font-size: 1.3rem;
    }
    .ze84bcarticle-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.65rem;
    }
    .ze84bcform-row {
        grid-template-columns: 1fr;
    }
    .ze84bcpage-banner h1 {
        font-size: 1.25rem;
    }
    .ze84bcarticle-detail {
        padding: 1rem;
    }
    .ze84bclist-section {
        padding: 1rem;
    }
    .ze84bcnews-list li {
        flex-direction: column;
        gap: 0.3rem;
    }
    .ze84bcnews-list time {
        min-width: auto;
    }
    .ze84bcpages .pagelist a,
    .ze84bcpages .pagelist span,
    .ze84bcpages ul a,
    .ze84bcpages ul span {
        padding: 0.35rem 0.55rem;
        font-size: 0.78rem;
    }
}