/* 全局重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: "Microsoft Yahei", sans-serif;
    color: #333;
    background-color: #fff;
    line-height: 1.6;
}
ul {
    list-style: none;
}
a {
    text-decoration: none;
    color: inherit;
}
img {
    max-width: 100%;
    display: block;
}
button {
    border: none;
    cursor: pointer;
    font-family: inherit;
}
.container {
    width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}
.block-title {
    font-size: 32px;
    text-align: center;
    font-weight: 600;
    margin-bottom: 10px;
}
.block-subtitle {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 40px;
}

/* 头部导航 top-header */
.top-header {
    background: #192a56;
    color: #fff;
    padding: 0 20px;
}
.header-wrap {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}
.brand-logo a {
    font-size: 22px;
    font-weight: bold;
}
.nav-list {
    display: flex;
    gap: 35px;
}
.nav-link {
    font-size: 16px;
    padding: 8px 0;
    position: relative;
    transition: all 0.3s;
}
.nav-item.active .nav-link {
    color: #ffc107;
}
.nav-link:hover {
    color: #ffc107;
}

/* Banner首屏 */
.home-banner {
    width: 100%;
    height: 420px;
    background: linear-gradient(135deg, #273c75, #00a8ff);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}
.banner-text h1,
.banner-text .banner-title {
    font-size: 40px;
    font-weight: bold;
    margin: 0 0 16px;
    color: #fff;
}
.banner-text p {
    font-size: 18px;
    line-height: 2;
    opacity: 0.95;
}

/* 核心服务板块 */
.service-flex {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.service-card-item {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px 20px;
    text-align: center;
    transition: 0.3s ease;
}
.service-card-item:hover {
    box-shadow: 0 8px 24px rgba(0, 40, 100, 0.12);
    transform: translateY(-6px);
}
.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 18px;
}
.service-card-item h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: #192a56;
}
.service-card-item p {
    color: #666;
    font-size: 15px;
}

/* 数据统计栏 */
.data-stat-bar {
    background: #192a56;
    color: #fff;
    padding: 50px 0;
}
.data-inner-wrap {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    text-align: center;
}
.stat-item .num {
    display: block;
    font-size: 40px;
    font-weight: bold;
    margin-bottom: 8px;
    color: #ffc107;
}
.stat-item .desc {
    font-size: 16px;
    opacity: 0.9;
}

/* 三列卡片通用：优势、FAQ */
.three-card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}
.adv-card {
    border: 1px solid #eee;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s;
}
.adv-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.card-img-box {
    width: 100%;
    height: 200px;
}
.card-text-box {
    padding: 22px;
}
.card-text-box h4 {
    font-size: 19px;
    margin-bottom: 10px;
    color: #192a56;
}
.card-text-box p {
    font-size: 15px;
    color: #555;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 查看更多按钮 */
.more-btn-wrap {
    text-align: center;
}
.look-more {
    padding: 12px 36px;
    background: #192a56;
    color: #fff;
    font-size: 16px;
    border-radius: 6px;
    transition: 0.3s;
}
.look-more:hover {
    background: #00a8ff;
}

/* ====================== 底部Footer新增样式 ====================== */
footer {
    background-color: #0f1c3b;
    color: #ccc;
    padding: 60px 0 25px;
}
.footer-wrap {
    width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.footer-top {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 45px;
}
.footer-col h5 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #2c3b61;
}
.footer-col li {
    margin-bottom: 12px;
}
.footer-col a {
    color: #b8c2e0;
    transition: 0.2s;
}
.footer-col a:hover {
    color: #ffc107;
}
.footer-contact p {
    margin-bottom: 10px;
    line-height: 1.8;
}
.footer-bottom {
    border-top: 1px solid #2c3b61;
    padding-top: 20px;
    text-align: center;
    font-size: 14px;
    color: #999;
}
.footer-bottom a {
    color: #ffc107;
}

/* 响应式适配 平板+手机 */
@media screen and (max-width: 1200px) {
    .container, .header-wrap, .data-inner-wrap, .footer-wrap {
        width: 96%;
    }
}
@media screen and (max-width: 992px) {
    .service-flex {
        grid-template-columns: repeat(2, 1fr);
    }
    .three-card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .data-inner-wrap {
        flex-wrap: wrap;
        gap: 30px;
    }
    .stat-item {
        width: 45%;
    }
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media screen and (max-width: 768px) {
    .header-wrap {
        flex-direction: column;
        height: auto;
        padding: 15px 0;
        gap:15px;
    }
    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
    .banner-text h1 {
        font-size: 32px;
    }
    .service-flex, .three-card-grid {
        grid-template-columns: 1fr;
    }
    .stat-item {
        width: 100%;
    }
    .footer-top {
        grid-template-columns: 1fr;
        gap:30px;
    }
}
/* 底部行动按钮板块 */
.action-banner {
    background: linear-gradient(135deg,#00a8ff,#192a56);
    padding: 50px 0;
    color: #fff;
}
.action-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}
.action-text h2,
.action-text .action-tit {
	font-weight: bold;
    font-size: 30px;
    margin-bottom: 10px;
}
.action-text p {
    font-size: 16px;
    opacity: 0.9;
}
.action-btns {
    display: flex;
    gap: 20px;
}
.btn-reg {
    display: inline-block;
    padding: 14px 36px;
    background: #ffc107;
    color: #192a56;
    font-size: 17px;
    font-weight: 600;
    border-radius: 8px;
    transition: 0.3s;
}
.btn-reg:hover {
    background: #fff;
}
.btn-get {
    display: inline-block;
    padding: 14px 36px;
    border: 2px solid #fff;
    color: #fff;
    font-size: 17px;
    font-weight: 600;
    border-radius: 8px;
    transition: 0.3s;
}
.btn-get:hover {
    background: #fff;
    color: #192a56;
}

/* 响应式适配行动板块 */
@media screen and (max-width:768px){
    .action-inner {
        flex-direction: column;
        text-align: center;
    }
    .action-btns {
        flex-wrap: wrap;
        justify-content: center;
    }
    .action-text h2 {
        font-size: 24px;
    }
}
/* ====================== 底部footer专属样式 ====================== */
footer {
    background-color: #0f1c3b;
    color: #cccccc;
    padding: 50px 0 20px;
    margin-top: 0;
}
.footer-inner {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 40px;
    padding: 0 20px;
    margin-bottom: 35px;
}
.footer-col h4 {
    font-size: 20px;
    color: #ffffff;
    margin-bottom: 18px;
    position: relative;
}
.footer-col h4::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    background: #ffc107;
    margin-top: 8px;
}
.footer-col p {
    font-size: 15px;
    line-height: 2;
    margin-bottom: 8px;
}
.link-box {
    font-size: 15px;
    line-height: 2;
}
.link-box a {
    margin: 0 8px;
    transition: 0.25s ease;
}
.link-box a:hover {
    color: #ffc107 !important;
}
.copyright {
    width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
    border-top: 1px solid #2c3b61;
    text-align: center;
    font-size: 14px;
    color: #999999;
}
.copyright span {
    display: inline-block;
    margin: 0 12px;
}

/* 底部响应式适配 */
@media screen and (max-width: 1200px) {
    .footer-inner, .copyright {
        width: 96%;
    }
}
@media screen and (max-width: 768px) {
    .footer-inner {
        flex-direction: column;
        gap: 30px;
    }
    .copyright span {
        display: block;
        margin: 6px 0;
    }
}
/* ====================== 内页通用：面包屑 ====================== */
.breadcrumb-wrap {
    background: #f4f7fd;
    padding: 16px 0;
}
.breadcrumb {
    width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    font-size: 14px;
    color: #666;
}
.breadcrumb a {
    color: #192a56;
}
.breadcrumb a:hover {
    color: #00a8ff;
}

/* ====================== 内页通用：二级子栏目导航 ====================== */
.sub-nav-wrap {
    width: 1200px;
    margin: 0 auto;
    padding: 40px 20px 20px;
}
.sub-nav-box {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}
.sub-nav-box a {
    padding: 10px 22px;
    border-radius: 6px;
    font-size: 15px;
    transition: 0.3s;
}
.sub-nav-box a.btn-info {
    background: #192a56;
    color: #fff;
}
.sub-nav-box a.btn-light {
    background: #f3f5fa;
    color: #333;
}
.sub-nav-box a:hover {
    background: #00a8ff;
    color: #fff;
}
.sub-nav-box .badge {
    margin-left: 8px;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
}

/* ====================== 新闻列表通用样式 ====================== */
.news-list-section {
    padding: 20px 0 60px;
}
.news-item {
    padding: 24px;
    border-bottom: 1px solid #eee;
    display: flex;
    gap: 24px;
    align-items: center;
    transition: 0.3s;
}
.news-item:hover {
    background: #f4f7fd;
}
.news-item-img img {
    width: 150px;
    height: 110px;
    object-fit: cover;
    border-radius: 6px;
}
.news-item-text {
    flex: 1;
}
.news-item-text h2 a {
    color: #192a56;
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
}
.news-item-text h2 a:hover {
    color: #00a8ff;
}
.news-info {
    font-size: 13px;
    color: #999;
    margin: 10px 0;
}
.news-desc {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
}

/* ====================== 分页样式 ====================== */
.page-box {
    margin-top: 50px;
    text-align: center;
}
.page-box a,
.page-box span {
    display: inline-block;
    padding: 7px 14px;
    border: 1px solid #ddd;
    margin: 0 4px;
    text-decoration: none;
    color: #333;
    border-radius: 4px;
    transition: 0.25s;
}
.page-box a:hover {
    background: #192a56;
    color: #fff;
    border-color: #192a56;
}
.page-box span.current {
    background: #192a56;
    color: #fff;
    border-color: #192a56;
}

/* ====================== 文章详情页上下篇 ====================== */
.to_prev, .to_next {
    display: block;
    margin-top: 16px;
    padding: 12px 0;
    font-size: 15px;
    color: #333;
}
.to_prev a, .to_next a {
    color: #00a8ff;
}
.to_prev {
    border-bottom: 1px dashed #eee;
}

/* ====================== 内页Banner 统一覆盖 ====================== */
.banner {
    width: 100%;
    height: 260px;
    background: linear-gradient(135deg, #273c75, #00a8ff);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
}
.banner h1,
.banner .banner-title {
    font-size: 40px;
	font-weight: bold;
    margin-bottom: 12px;
}
.banner p {
    font-size: 17px;
    opacity: 0.95;
}

/* ====================== 内页响应式 ====================== */
@media screen and (max-width: 1200px) {
    .breadcrumb, .sub-nav-wrap {
        width: 96%;
    }
}
@media screen and (max-width: 768px) {
    .news-item {
        flex-direction: column;
        text-align: center;
    }
    .news-item-img img {
        width: 100%;
        height: auto;
    }
    .banner h1 {
        font-size: 28px;
    }
    .sub-nav-box {
        justify-content: center;
    }
}