* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root {
    --container: 1400px;
    --gutter: 24px;
    --main: #2b6cb0;
    --gold: #ffc602;
}
html {
    -webkit-text-size-adjust: 100%;
}
body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: #333;
    background: #fff;
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
}
img {
    max-width: 100%;
    display: block;
}
a {
    text-decoration: none;
    color: inherit;
}
ul, ol {
    list-style: none;
}
a {
	color: #000000;
	text-decoration: none;
}

a:hover {
	text-decoration: none;
}

ul {
	list-style-type: none;
}

li {
	list-style-type: none;
}
/* 顶部导航 */
.header {
    position:sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 16px 0;
    background: #ffffff;
    transition: background 0.3s;
}
.header.menu-open {
    background: rgba(20, 45, 90, 0.97);
}
.header-inner {
    /* max-width: var(--container); */
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
}
.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.logo img {
    height: 60px;
    width: auto;
    display: block;
}

.nav-wrap {
    display: flex;
    align-items: center;
    gap: 40px;
}
.nav-menu {
    display: flex;
    gap: 32px;
}
.nav-menu a {
    font-size: 18px;
    line-height: 100%;
    color: #000;
    transition: color 0.3s;
    position: relative;
    white-space: nowrap;
}
/* .nav-menu a:hover,
.nav-menu a.active {
    color: var(--main);
} */
 .nav-menu a.active{
    color:#ec5421;
 }
.nav-menu a.active::after {
    content: "";
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background:#ec5421;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-shrink: 0;
}
.contact-info {
    text-align: left;
    margin:0 40px;
    line-height: 1.6;
}
.contact-info .label {
    font-size: 18px;
    color: #ec5421;
    margin-bottom: 2px;
}
.contact-info .phone {
    font-size: 24px;
    color: #ec5421;
    font-weight: bold;
    white-space: nowrap;
}
.header.menu-open .logo img {
    filter: brightness(0) invert(1);
}
.header.menu-open .contact-info .label {
    color: rgba(255, 255, 255, 0.75);
}
.search-icon {
    width: 20px;
    height: 20px;
    cursor: pointer;
    opacity: 0.7;
    flex-shrink: 0;
}
.search-icon svg,
.search-icon img {
    width: 100%;
    height: 100%;
    fill: #333;
    object-fit: contain;
}
.btn-consult {
    display: inline-block;
    padding: 6px 20px;
    background: #ffc602;
    color: #000000;
    font-size: 18px;
    border-radius: 6px;
    font-weight: 500;
    letter-spacing: 1px;
    white-space: nowrap;
    transition: transform 0.3s, box-shadow 0.3s;
}
.btn-consult:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 170, 0, 0.35);
}

/* 汉堡按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 16px;
    cursor: pointer;
    flex-shrink: 0;
}
.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    border-radius: 2px;
    background: var(--main);
    transition: transform 0.3s, opacity 0.3s, background 0.3s;
}
.header.menu-open .menu-toggle span {
    background: #fff;
}
.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* 移动端菜单
   绝对定位浮层：.header 是 sticky（属于 positioned 元素），可直接作为包含块。
   这样菜单展开时不占文档流，header 高度不变，下方页面内容不会被推下去。
   层叠说明：.header 自身 z-index:100 会创建层叠上下文，这里的 z-index 只在 header
   内部排序，整体以 100 参与页面层叠；当前页面定位元素最高为 .banner-content 的
   z-index:10，压得住。新增页面元素时请确认其 z-index 不超过 100。 */
.mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 101;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    background: rgba(20, 45, 90, 0.97);
}
.mobile-menu.active {
    /* 导航项由后台「导航管理」维护、数量不固定；脱离文档流后写死的 560px
       会把超出部分直接裁掉且无法滚动，故改用视口高度兜底（92px 为桌面态
       header 最大高度：padding 16px*2 + logo 60px），dvh 用于规避移动端
       地址栏收放导致的 100vh 跳动，不支持时回退到 vh */
    max-height: calc(100vh - 92px);
    max-height: calc(100dvh - 92px);
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}
.mobile-menu ul {
    padding: 4px var(--gutter) 0;
}
.mobile-menu a {
    display: block;
    padding: 13px 0;
    color: #fff;
    font-size: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.mobile-menu a.active {
    color: #ffd200;
}
.mobile-menu .m-contact {
    padding: 16px var(--gutter) 22px;
    color: #fff;
}
.mobile-menu .m-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 4px;
}
.mobile-menu .m-phone {
    font-size: 20px;
    font-weight: bold;
    color: #ffd200;
}

/* Banner 轮播 */
.banner {
    position: relative;
    width: 100%;
    height: 700px;
    height: clamp(420px, 52vw, 700px);
    overflow: hidden;
}
.banner-swiper {
    width: 100%;
    height: 100%;
}
.banner-slide {
    position: relative;
    width: 100%;
    height: 100%;
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
}
.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(90deg, rgba(20, 45, 90, 0.82) 0%, rgba(20, 45, 90, 0.55) 60%, rgba(20, 45, 90, 0.35) 100%); */
}
.banner-content {
    position: relative;
    z-index: 10;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #fff;
}
.banner-title {
    font-size: clamp(26px, 3.6vw, 52px);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: clamp(12px, 1.5vw, 18px);
    letter-spacing: clamp(0.5px, 0.14vw, 2px);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.banner-subtitle {
    font-size: clamp(15px, 1.4vw, 20px);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: clamp(24px, 4vw, 48px);
    letter-spacing: 1px;
}
.banner-btns {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(12px, 1.4vw, 20px);
}
.btn-primary {
    display: inline-block;
    padding: clamp(11px, 1vw, 14px) clamp(24px, 2.5vw, 36px);
    background: #ffc602;
    color: #000000;
    font-size: clamp(14px, 1.1vw, 16px);
    border-radius: 30px;
    font-weight: 500;
    white-space: nowrap;
    transition: transform 0.3s, box-shadow 0.3s;
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 170, 0, 0.4);
}
.btn-outline {
    display: inline-block;
    padding: calc(clamp(11px, 1vw, 14px) - 1px) calc(clamp(24px, 2.5vw, 36px) - 1px);
    border: 1px solid #ffc602;
    color: #ffc602;
    font-size: clamp(14px, 1.1vw, 16px);
    border-radius: 30px;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.3s;
}
.btn-outline:hover {
    background: #ffc602;
    border-color: #ffc602;
    color:#000000;
}

/* 轮播箭头（覆盖 swiper 默认样式） */
.banner-swiper .swiper-button-prev,
.banner-swiper .swiper-button-next {
    width: 48px;
    height: 48px;
    margin-top: -24px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    transition: all 0.3s;
}
.banner-swiper .swiper-button-prev {
    left: 40px;
}
.banner-swiper .swiper-button-next {
    right: 40px;
}
.banner-swiper .swiper-button-prev:hover,
.banner-swiper .swiper-button-next:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.7);
}
.banner-swiper .swiper-button-prev::after,
.banner-swiper .swiper-button-next::after {
    font-size: 16px;
    font-weight: bold;
}

/* 轮播指示器（覆盖 swiper 默认样式） */
.banner-swiper .swiper-pagination {
    bottom: 40px;
}
.banner-swiper .swiper-pagination-bullet {
    width: 32px;
    height: 3px;
    border-radius: 0;
    background: rgba(255, 255, 255, 0.35);
    opacity: 1;
    transition: all 0.3s;
}
.banner-swiper .swiper-pagination-bullet-active {
    width: 40px;
    background: #fff;
}

/* 当前 slide 文案入场动画 */
.banner-title,
.banner-subtitle,
.banner-btns {
    opacity: 0;
    transform: translateY(40px);
}
.swiper-slide-active .banner-title,
.swiper-slide-active .banner-subtitle,
.swiper-slide-active .banner-btns {
    animation: bannerFadeUp 0.8s ease forwards;
}
.swiper-slide-active .banner-subtitle {
    animation-delay: 0.2s;
}
.swiper-slide-active .banner-btns {
    animation-delay: 0.4s;
}
@keyframes bannerFadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 基础数据 */
.data-section {
    background: #ffc602;
    padding: clamp(40px, 4vw, 60px) 0;
}
.data-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
}
.data-item {
    flex: 1;
    text-align: center;
    padding: 0 clamp(10px, 1.5vw, 20px);
    position: relative;
}
.data-item:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: clamp(40px, 4vw, 60px);
    background: rgba(0, 0, 0, 0.12);
}
.data-num {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    font-size: clamp(36px, 4.5vw, 60px);
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1;
    margin-bottom: clamp(6px, 1vw, 10px);
}
.data-num sup {
    font-size: 0.45em;
    font-weight: 500;
}
.data-num .unit {
    font-size: 0.32em;
    font-weight: 500;
    margin-left: 2px;
}
.data-desc {
    font-size: clamp(13px, 1.2vw, 20px);
    color: rgba(0, 0, 0, 0.75);
    line-height: 1.5;
}

/* 企业资讯 */
.news-section {
    background: #f9f9f9;
    padding: clamp(30px, 5vw, 60px) 0;
}
.section-title {
    text-align: center;
    margin-bottom: clamp(28px, 3.5vw, 42px);
}
.section-title h2 {
    font-size: clamp(26px, 3vw, 36px);
    color: #16233a;
    margin-bottom: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    font-family: 'SourceHanSansSC Medium', "Microsoft Yahei", sans-serif;
}
.title-line {
    display: block;
    width: 21px;
    height: 3px;
    background: #ffc600;
    margin: 0 auto;
}
.news-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    gap: 24px;
    align-items: flex-start;
    border-radius: 8px;
    background-color: #ffffff;
}
.news-col {
    width: 50%;
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* 焦点图轮播 */
.news-main {
    position: relative;
}
.news-swiper {
    border-radius: 8px;
    overflow: hidden;
}
.news-feature {
    position: relative;
    height: clamp(260px, 32vw, 360px);
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
    display: flex;
    align-items: flex-end;
}
/* .news-feature::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 75%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.78), transparent);
} */
.news-feature-info {
    position: relative;
    z-index: 2;
    padding: clamp(16px, 2vw, 24px);
    color: #fff;
}
.news-feature-info h3 {
    font-size: clamp(17px, 1.6vw, 20px);
    font-weight: 700;
    line-height: 1.45;
    margin-bottom: 8px;
}
.news-feature-info p {
    font-size: clamp(12px, 1.1vw, 14px);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
/* 居右显示。
   注：本站 swiper-bundle.min.css 经 extra_css 后于 css.css 加载，
   其 .swiper-pagination-bullets.swiper-pagination-horizontal{left:0;width:100%} 与此处同为 0,2,0 特异性并会胜出，
   故定位属性用 !important 保证生效（与下方 bullet 的 margin:0 !important 同一处理） */
.news-swiper .swiper-pagination {
    position: absolute;
    bottom: clamp(14px, 1.8vw, 20px) !important;
    right: clamp(14px, 1.8vw, 20px) !important;
    left: auto !important;
    width: auto !important;
    display: flex;
    gap: 6px;
    z-index: 5;
}
.news-swiper .swiper-pagination-bullet {
    width: 27px;
    height: 27px;
    border-radius: 0;
    background: rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 13px;
    display: flex;
    align-items: center;
    border-radius: 3px;
    justify-content: center;
    opacity: 1;
    margin: 0 !important;
    transition: all 0.3s;
}
.news-swiper .swiper-pagination-bullet-active {
    background: #da6627;
    font-weight: 600;
}

/* 右侧列表 */
.news-list {
    /* 原写法 width: calca(...) 是非法函数，整条声明被丢弃；这里直接用内边距做右侧留白 */
    padding-right: 30px;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.news-list-item {
    padding: clamp(14px, 1.5vw, 20px) 0;
    border-bottom: 1px solid #e8e8e8;
}
.news-list-item:last-child {
    border-bottom: none;
}
.news-list-item h4 {
    font-size: clamp(14px, 1.25vw, 22px);
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 8px;
    font-family: 'SourceHanSansSC Medium', "Microsoft Yahei", sans-serif;
    overflow: hidden;text-overflow: ellipsis;white-space: nowrap;
}
.news-list-item h4 a {
    color: #000000;
    transition: color 0.3s;
}
.news-list-item:hover h4 a {
    color: #2c7aec;
}
.news-list-item p {
    font-size: 18px;
    color: rgba(0, 0, 0, 0.8);
    line-height: 1.6;
    margin-bottom: 8px;
	overflow: hidden;text-overflow: ellipsis;white-space: nowrap;  
}

/* 下方卡片 */
.news-card {
    background: #fff;
    border-radius: 4px;
    padding: clamp(14px, 1.5vw, 25px);
    transition: background 0.3s;
}
/* .news-card:hover {
    background: #f5f7fa;
} */
.news-card h4 {
    font-size: clamp(15px, 1.35vw, 24px);
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 10px;
    font-family: 'SourceHanSansSC Medium', "Microsoft Yahei", sans-serif;
}
.news-card h4 a {
    color: #1a1a1a;
    transition: color 0.3s;
}
.news-card h4 a:hover {
    color: #2b6cb0;
}
.news-card p {
    font-size: 16px;
    color: rgba(0, 0, 0, 0.75);
    line-height: 1.8;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-date {
    display: block;
    font-size: 16px;
    color: #000000;
    text-align: right;
}

/* 培训课程 */
.course-section {
    background: #f6f7f9;
    padding:50px 0 clamp(30px, 5vw, 40px) 0;
}
.course-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
}
.course-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: #fff;
    border: 1px solid #eee;
    border-radius: 4px;
}
.course-item {
    border-right: 1px solid #eee;
    border-bottom: 1px solid #eee;
}
.course-item:nth-child(4n) {
    border-right: 0;
}
.course-item:nth-last-child(-n+4) {
    border-bottom: 0;
}
.course-link {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: clamp(20px, 2.2vw, 32px) clamp(16px, 1.8vw, 26px);
    height: 100%;
    transition: background 0.3s;
}
.course-link:hover {
    background: #fafbfc;
}
.course-icon {
    width: 50px;
    height: 50px;
    object-fit: contain;
    flex-shrink: 0;
}
.course-info h3 {
    font-size: clamp(15px, 1.3vw, 24px);
    font-weight: 500;
    color: #1a1a1a;
    line-height: 1.4;
    margin-bottom: 8px;
    font-family: 'SourceHanSansSC Medium', "Microsoft Yahei", sans-serif;
    overflow: hidden;text-overflow: ellipsis;white-space: nowrap;
}
.course-info p {
    font-size: 16px;
    color: #666;
    line-height: 1.7;
}
.course-link:hover .course-info h3 {
    color: var(--main);
}
/* 平板：4 列时每格仅剩约 100~120px 文字区，标题被省略号硬截断，先降到 3 列
   （≤768px 再降 2 列、≤480px 降 1 列）。
   注：底部边框去重视当前 8 个卡片（3+3+2）排版，增删卡片时需同步调整这两条 */
@media (max-width: 1024px) {
    .course-list {
        grid-template-columns: repeat(3, 1fr);
    }
    .course-item:nth-child(4n) {
        border-right: 1px solid #eee;
    }
    .course-item:nth-child(3n) {
        border-right: 0;
    }
    .course-item:nth-last-child(-n+4) {
        border-bottom: 1px solid #eee;
    }
    .course-item:nth-last-child(-n+2) {
        border-bottom: 0;
    }
}

/* 精益六西格玛管理 */
.lean-section {
    background: #f6f7f9;
    padding: clamp(30px, 5vw, 30px) 0 clamp(30px, 5vw, 60px);
}
.lean-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
}
.lean-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 36px;
}
.lean-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}
.lean-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}
.lean-card-link {
    display: block;
    color: inherit;
}
.lean-thumb {
    position: relative;
    aspect-ratio: 460 / 260;
    overflow: hidden;
    background: #e9eef5;
}
.lean-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s;
}
.lean-card:hover .lean-thumb img {
    transform: scale(1.04);
}
.lean-body {
    padding: clamp(16px, 1.8vw, 22px);
}
.lean-body h3 {
    font-size: clamp(15px, 1.3vw, 22px);
    font-weight: 500;
    color: #1a1a1a;
    line-height: 1.5;
    margin-bottom: 14px;
    font-family: 'SourceHanSansSC Medium', "Microsoft Yahei", sans-serif;
    overflow: hidden;text-overflow: ellipsis;white-space: nowrap;
}
.lean-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}
.lean-teacher {
    font-size: 13px;
    color: #666;
}
.lean-hours {
    font-size: 13px;
    color: var(--gold);
    font-weight: 500;
}
.lean-btn {
    margin-left: auto;
    display: inline-block;
    padding: 4px 14px;
    border: 1px solid #006aed;
    color: #006aed;
    border-radius: 20px;
    font-size: 12px;
    line-height: 1.6;
    transition: all 0.3s;
}
.lean-card:hover .lean-btn {
    background: #006aed;
    color: #fff;
}
.more-content{
    display: flex;
    justify-content: center;
    align-items: center;
}
.lean-more {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    text-align: center;
    font-size: 16px;
    color: #000;
    transition: color 0.3s;
}
.lean-more:hover {
    color: var(--main);
}
.lean-more img{
    width: 8px;
    height: 15px;
}

/* 关于中质学 */
.about-section {
    background: #fff;
    padding: clamp(30px, 5vw, 60px) 0 0;
}
.about-box {
    --overlap: clamp(70px, 7vw, 140px);
    --bar: clamp(14px, 1.4vw, 20px);
    width: 100%;
    display: flex;
    align-items: stretch;
    min-height: 460px;
    position: relative;
    background: url(../images/about_bg.jpg) center / cover no-repeat;
}
.about-box::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: var(--bar);
    bottom: var(--bar);
    z-index: 0;
}
.about-img {
    width: 50%;
    max-width: 52vw;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    margin-right: calc(-1 * var(--overlap));
}
.about-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.about-img::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: clamp(40px, 5vw, 80px);
    height: 100%;
    background: linear-gradient(to right, rgba(3, 26, 61, 0), rgba(3, 26, 61, 0.55));
    pointer-events: none;
}
.about-content {
    flex: 1;
    position: relative;
    z-index: 1;
    padding: clamp(40px, 4.5vw, 70px) clamp(30px, 4vw, 64px);
    padding-left: calc(clamp(30px, 4vw, 64px) + var(--overlap));
    color: #fff;
}
.about-sub {
    font-size: clamp(20px, 1.9vw, 30px);
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 20px;
    letter-spacing: 1px;
}
.about-desc {
    font-size: 16px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: clamp(26px, 3vw, 42px);
}
.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(20px, 2.4vw, 34px) 20px;
}
.stat-label {
    display: inline-block;
    font-size: 22px;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    padding-bottom: 8px;
    margin-bottom: 12px;
}
.stat-label::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 16px;
    height: 2px;
    background: var(--gold);
}
.stat-num {
    display: flex;
    align-items: baseline;
    gap: 4px;
}
.stat-num .num {
    font-size: clamp(34px, 3.4vw, 60px);
    font-weight: 500;
    font-style: normal;
    line-height: 1;
    color: #fff;
    /* 等宽数字：滚动累加时数字宽度恒定，避免右侧单位左右抖动 */
    font-variant-numeric: tabular-nums;
}
.stat-num i {
    font-style: normal;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.85);
}

/* 师资力量 */
.faculty-section {
    background: #f6f7f9;
    padding: clamp(30px, 5vw, 60px) 0 clamp(15px, 5vw, 30px);
}
.faculty-intro {
    /* 原来只有 max-width:1200px，视口 <1200px 时它就是满屏宽，文字直接顶到屏幕两边。
       这里把左右 gutter 让出来：max-width 用 calc 补回两倍 gutter，
       桌面端内容宽度仍是 1200px（不变），窄屏则与下方 .faculty-swiper-wrap 左对齐 */
    max-width: calc(1200px + var(--gutter) * 2);
    margin: 0 auto;
    font-size: 15px;
    line-height: 1.9;
    color: #666;
    padding: clamp(16px, 2vw, 22px) var(--gutter) 0;
}
.faculty-swiper-wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    position: relative;
}
.faculty-swiper {
    overflow: hidden;
}
.faculty-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06); */
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.faculty-card:hover {
    transform: translateY(-6px);
    /* box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1); */
}
/* 讲师卡头像：卡片窄 + 人物全身照，高度不足会把人像裁掉大半，统一按竖版比例加高 */
.faculty-avatar {
    background: #eef2f7;
    height: clamp(260px, 24vw, 340px);
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}
.faculty-avatar img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}
.faculty-body {
    padding: clamp(16px, 1.6vw, 22px);
    flex: 1;
    display: flex;
    flex-direction: column;
}
.faculty-name-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.faculty-name {
    font-size: clamp(17px, 1.4vw, 22px);
    font-weight: 500;
    color: #1a1a1a;
    font-family: 'SourceHanSansSC Medium', "Microsoft Yahei", sans-serif;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.faculty-tag {
    font-size: 12px;
    color: #999;
    background: #f2f2f2;
    padding: 2px 8px;
    border-radius: 4px;
}
.faculty-info {
    font-size: 13px;
    line-height: 1.8;
    color: #666;
    margin-bottom: clamp(14px, 1.5vw, 20px);
}
.faculty-info li {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.faculty-btns {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}
.btn-intro {
    display: inline-block;
    padding: 6px 14px;
    border: 1px solid #f65613;
    color: #f65613;
    border-radius: 4px;
    font-size: 13px;
    transition: all 0.3s;
}
.btn-intro:hover {
    background: #f65613;
    color: #fff;
}
.btn-courses {
    font-size: 13px;
    color: #666;
    transition: color 0.3s;
}
.btn-courses:hover {
    color: var(--main);
}
.faculty-more-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: clamp(24px, 3vw, 36px);
}
.faculty-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: clamp(10px, 1vw, 12px) clamp(28px, 2.2vw, 36px);
    background: var(--main);
    color: #fff;
    border-radius: 30px;
    font-size: clamp(14px, 1.1vw, 16px);
    transition: all 0.3s;
     background: -webkit-linear-gradient(left, #17a7f7 , #0d48de);
    background: -o-linear-gradient(right, #17a7f7, #0d48de);
    background: -moz-linear-gradient(right, #17a7f7, #0d48de);
    background: linear-gradient(to right, #17a7f7 , #0d48de);
}
.faculty-more:hover {
    transform: translateY(-2px);
}
.faculty-more img {
    width: 8px;
    height: 15px;
}
.faculty-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border: 1px solid #ddd;
    border-radius: 50%;
    background: #fff;
    color: #999;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 5;
}
.faculty-prev {
    left: -45px;
}
.faculty-next {
    right: -45px;
}
.faculty-nav:hover {
    border-color: var(--main);
    color: var(--main);
}
.faculty-nav.swiper-button-disabled {
    opacity: 0.35;
    pointer-events: none;
}
/* 笔记本/窄屏：.faculty-swiper-wrap 最宽 1400px，视口不足时容器左右已无留白，
   箭头放在容器外（left/right: -45px）会被 body 的 overflow-x:hidden 整块裁掉，
   1366/1440 这类主流宽度下用户完全看不到翻页按钮，此处改为压在卡片边缘 */
@media (max-width: 1490px) {
    .faculty-prev {
        left: 0;
    }
    .faculty-next {
        right: 0;
    }
    .faculty-nav {
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.94);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
    }
}

/* 案例展示 */
.case-section {
    background: #f6f7f9;
    padding: clamp(15px, 5vw, 30px) 0 clamp(15px, 5vw, 30px);
}
.case-filter {
    max-width: 1200px;
    margin: 0 auto clamp(24px, 3vw, 40px);
    padding: 6px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    background: #e1e6ed;
    border-radius: 40px;
    gap:10px;
}
.case-tab {
    flex: 1;
    min-width: 90px;
    font: inherit;
    font-size: clamp(13px, 1.1vw, 15px);
    color: #555;
    background: transparent;
    border: 0;
    border-radius: 30px;
    padding: clamp(7px, 0.8vw, 10px) clamp(16px, 1.6vw, 26px);
    cursor: pointer;
    transition: all 0.3s;
}
.case-tab:hover {
    color: #006aed;
}
.case-tab.active {
    background: #006aed;
    color: #fff;
}
.case-swiper-wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 64px;
    position: relative;
}
.case-stage {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}
.case-view {
    display: none;
}
.case-view.active {
    display: block;
}
.case-swiper {
    overflow: hidden;
}
.case-card {
    padding: 32px;
    height: 100%;
    display: flex;
    align-items: stretch;
    min-height: clamp(360px, 28vw, 420px);
}
.case-figure {
    width: 44%;
    flex-shrink: 0;
    border-radius: 8px;
    overflow: hidden;
    background: #eef2f7;
}
.case-figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.case-body {
    flex: 1;
    padding: clamp(28px, 3.5vw, 52px) clamp(24px, 3.5vw, 56px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.case-name {
    font-size: clamp(20px, 2vw, 32px);
    font-weight: 500;
    color: #000000;
    margin-bottom: clamp(14px, 1.6vw, 20px);
}
.case-meta {
    font-size: 13px;
    letter-spacing: .5px;
    color: #98a1b0;
    margin-bottom: clamp(16px, 2vw, 26px);
}
.case-meta span + span::before {
    content: "\00B7";
    margin: 0 8px;
    color: #cfd6e0;
}
.case-quote {
    position: relative;
    font-size: 18px;
    line-height: 2.0;
    color: #000000;
    padding: 0 clamp(30px, 3.2vw, 48px);
    margin-bottom: clamp(24px, 3vw, 44px);
}
.case-quote::before,
.case-quote::after {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 64px;
    line-height: 1;
    font-weight: 700;
    color: #e9edf3;
    position: absolute;
}
.case-quote::before {
    content: "\201C";
    left: 0;
    top: -4px;
}
.case-quote::after {
    content: "\201D";
    right: 0;
    bottom: -26px;
}
.case-more {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color:#006aed;
}
.case-more-btn {
    width: 49px;
    height: 49px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s;
}
.case-more:hover .case-more-btn {
    transform: translateX(5px);
}
.case-nav {
    position: absolute;
    top: 46%;
    transform: translateY(-50%);
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 50%;
    background: #e7eff6;
    color: #9aa3b0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 5;
    font-weight: bold;
    /* box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1); */
}
.case-prev {
    left: 10px;
}
.case-next {
    right: 10px;
}
.case-nav:hover {
    border-color: var(--main);
    color: var(--main);
}
.case-nav.swiper-button-disabled {
    opacity: 0.35;
    pointer-events: none;
}
.case-partners {
    border-top: 1px solid #eef1f5;
    padding: clamp(16px, 2vw, 22px) clamp(20px, 3vw, 44px);
}
.partner-list {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: clamp(10px, 1.4vw, 24px);
    flex-wrap: wrap;
}
.partner-list li {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.partner-list img {
    max-height: 44px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
}

/* ---------- 富文本正文表格 ----------
   编辑器插入的表格不带 border 属性，浏览器默认无边框，这里统一兜底。
   覆盖各详情页的正文容器：培训项目/精益 .tp-detail-body、服务城市 .city-intro、
   资讯正文 .content 与列表展开 .nx-detail-body、单页区块 .block */
.tp-detail-body table,
.city-intro table,
.nx-detail-body table,
.nxd-article table,
.content table,
.block table {
    width: 100%;
    border-collapse: collapse;
    margin: 18px 0;
    font-size: 14px;
    line-height: 1.7;
}
.tp-detail-body th,
.tp-detail-body td,
.city-intro th,
.city-intro td,
.nx-detail-body th,
.nx-detail-body td,
.nxd-article th,
.nxd-article td,
.content th,
.content td,
.block th,
.block td {
    border: 1px solid #e3e8ef;
    padding: 10px 14px;
    text-align: left;
    vertical-align: top;
}
.tp-detail-body thead th,
.city-intro thead th,
.nx-detail-body thead th,
.nxd-article thead th,
.content thead th,
.block thead th {
    background: #f2f6fb;
    color: #1f2937;
    font-weight: 600;
}
/* 窄屏：表格横向滚动，避免撑破正文 */
@media (max-width: 768px) {
    .tp-detail-body table,
    .city-intro table,
    .nx-detail-body table,
    .nxd-article table,
    .content table,
    .block table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

/* 响应式 */

/* 小笔记本 */
@media (max-width: 1440px) {
    :root {
        --gutter: 22px;
    }
    .nav-menu {
        gap: 24px;
    }
    .nav-menu a {
        font-size: 14px;
    }
    .nav-wrap {
        gap: 28px;
    }
    .header-right {
        gap: 18px;
    }
    .logo img {
        height: 56px;
    }
}

/* 平板：折叠主导航，启用汉堡菜单 */
@media (max-width: 1200px) {
    :root {
        --gutter: 20px;
    }
    .header {
        padding: 14px 0;
    }
    /* 主导航折叠后只剩 logo 与右侧操作区两块，居中会挤在屏幕中间，改为两端对齐 */
    .header-inner {
        justify-content: space-between;
    }
    .nav-wrap {
        display: none;
    }
    .menu-toggle {
        display: flex;
    }
    .contact-info .phone {
        font-size: 16px;
    }
    .lean-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-box {
        min-height: 400px;
    }
    .about-img {
        width: 46%;
        max-width: 48vw;
    }
    .case-swiper-wrap {
        padding: 0 48px;
    }
    .case-prev {
        left: 4px;
    }
    .case-next {
        right: 4px;
    }
    .qa-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 竖屏平板 / 大手机 */
@media (max-width: 768px) {
    :root {
        --gutter: 16px;
    }
    /* 基础值「上 50px / 下 clamp(30px,5vw,40px)」，移动端 5vw 只有约 19px，
       恒取下限 30px；上下合计 80px 在小屏偏空，收到 30/24 */
    .course-section {
        padding: 30px 0 24px;
    }
    .course-list {
        grid-template-columns: repeat(2, 1fr);
    }
    .course-item:nth-child(4n) {
        border-right: 1px solid #eee;
    }
    .course-item:nth-child(2n) {
        border-right: 0;
    }
    .course-item:nth-last-child(-n+4) {
        border-bottom: 1px solid #eee;
    }
    .course-item:nth-last-child(-n+2) {
        border-bottom: 0;
    }
    /* 同样的主次颠倒：h3 为 clamp 下限 15px，说明文字 p 却是固定 16px，比标题还大。
       这里重排为 标题 16 > 说明 13（标题保留单行省略，保证栅格内各卡片等高） */
    .course-info h3 {
        font-size: 16px;
        margin-bottom: 6px;
    }
    .course-info p {
        font-size: 13px;
        line-height: 1.6;
        color: #777;
    }
    .header {
        padding: 12px 0;
    }
    .contact-info,
    .search-icon {
        display: none;
    }
    .header-right {
        gap: 14px;
    }
    .logo img {
        height: 38px;
    }
    .btn-consult {
        padding: 5px 12px;
        font-size: 13px;
    }
    .banner {
        height: clamp(360px, 62vw, 520px);
    }
    .banner-swiper .swiper-button-prev,
    .banner-swiper .swiper-button-next {
        display: none;
    }
    .banner-swiper .swiper-pagination {
        bottom: 24px;
    }
    .banner-title {
        letter-spacing: 0.5px;
    }
    .banner-subtitle {
        letter-spacing: 0;
    }
    /* 基础值 clamp(40px,4vw,60px) 在移动端恒等于 40px，黄条上下各 40px 偏空，收到 24px */
    .data-section {
        padding: 24px 0;
    }
    .data-inner {
        flex-wrap: wrap;
    }
    .data-item {
        flex: 0 0 50%;
        padding: 16px 12px;
    }
    .data-item::after {
        display: none;
    }
    .data-item:nth-child(odd):not(:last-child)::after {
        display: block;
        height: 40px;
    }
    /* 单列堆叠后，24px 是「两列之间」的间距，纵向堆叠时显得空，收到 12px */
    .news-inner {
        flex-direction: column;
        gap: 12px;
    }
    .news-col {
        width: 100%;
    }
    .news-list {
        padding-right: 0;
    }
    /* 移动端主次颠倒：h4 基础值 clamp(15px,1.35vw,24px) 取下限 15px，
       而摘要 p 是固定 16px、日期 16px，都比标题大。这里重排为 标题 > 日期 > 摘要 */
    /* 单列堆叠后白底卡片与页面白底融为一体，补一条下边线作为分隔 */
    .news-card {
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    }
    .news-card h4 {
        font-size: 17px;
        margin-bottom: 8px;
    }
    .news-card p {
        font-size: 13px;
        line-height: 1.7;
        color: rgba(0, 0, 0, 0.6);
        margin-bottom: 8px;
    }
    .news-card .news-date {
        font-size: 12px;
        color: rgba(0, 0, 0, 0.45);
    }
    /* 列表条目同样的主次颠倒：h4 为 clamp 下限 14px，摘要 p 是固定 18px，比标题大 4px。
       这里重排为 标题 16 > 日期 12 > 摘要 13，整体比 news-card 小一号以区分主次 */
    .news-list-item h4 {
        font-size: 16px;
        margin-bottom: 6px;
    }
    /* 基础样式是单行省略（nowrap），小屏一行只能显示十来个字，
       这里改为两行截断：需把 white-space 复位为 normal，否则 line-clamp 不生效 */
    .news-list-item p {
        font-size: 13px;
        line-height: 1.6;
        color: rgba(0, 0, 0, 0.6);
        margin-bottom: 6px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        line-clamp: 2;
        -webkit-box-orient: vertical;
        white-space: normal;
    }
    .news-list-item .news-date {
        font-size: 12px;
        color: rgba(0, 0, 0, 0.45);
    }
    .lean-cards {
        grid-template-columns: 1fr;
    }
    /* 基础值 clamp(15px,1.3vw,22px) 移动端取下限 15px，单列卡片已占满整行，
       15px 偏小，这里固定为 16px */
    .lean-body h3 {
        font-size: 16px;
    }
    .about-box {
        flex-direction: column;
        min-height: 0;
    }
    .about-img {
        width: 100%;
        max-width: none;
        height: 220px;
        margin-right: 0;
    }
    .about-img::after {
        display: none;
    }
    /* 移动端主次颠倒：.about-sub 是 clamp 下限 20px，而只是数字上方小标签的
       .stat-label 是写死 22px，反而压过副标题。两者向中间靠：22 / 16 */
    .about-sub {
        font-size: 22px;
        margin-bottom: 16px;
    }
    .stat-label {
        font-size: 16px;
    }
    /* 师资轮播：手机上原本被 display:none 隐藏，导致完全没有翻页入口。
       这里恢复显示，缩小到 34px 并半透明，压在卡片左右边缘（左右位置沿用 ≤1490px 的
       left/right:0，即容器边缘；卡片有 var(--gutter) 的内边距，会盖住头像两侧约 18px） */
    .faculty-prev,
    .faculty-next {
        display: flex;
        /* 基础是 top:50%（整张卡片的垂直中点，会落在头像下沿、甚至压到文字区）。
           卡片是等高布局（.faculty-card height:100%），头像约占卡片 60%~68%，
           取 30% 让箭头大致落在头像中部，不再压住下方姓名/简介 */
        top: 30%;
        width: 34px;
        height: 34px;
        background: rgba(255, 255, 255, 0.8);
        border-color: rgba(0, 0, 0, 0.08);
        color: #666;
    }
    .case-prev,
    .case-next {
        display: none;
    }
    /* 案例行业筛选：基础样式是 flex:1 + min-width:90px，窄屏换行后每行仍被拉满，
       两行按钮宽度不一致（如 5 个行业排成 3+2 时上行约 114px、下行约 176px），
       且容器没有左右留白，胶囊条直接顶到屏幕两边。
       这里改为按内容宽度居中换行，并补上左右 gutter */
    .case-filter {
        margin-left: 8px;
        margin-right: 8px;
        gap: 8px;
        /* 基础是 justify-content:center，换行后末行会有两侧居中留白，改为居左 */
        justify-content: flex-start;
        /* 基础是 40px 全圆角胶囊；换行成多行后，40px 会把上下两行切出很大的斜角，
           两端留白也不均匀。这里改成小圆角矩形 */
        border-radius: 14px;
        /* 左右内边距收到 4px（原来 8px），让胶囊更贴近灰底两端 */
        padding: 6px 4px;
    }
    .case-tab {
        flex: 0 1 auto;
        min-width: 0;
        font-size: 13px;
        padding: 8px 14px;
        border-radius: 8px;
    }
    .case-swiper-wrap {
        padding: 0 var(--gutter);
    }
    .case-card {
        flex-direction: column;
        /* 基础 padding:32px 在窄屏两侧合计吃掉 64px，收到 15px */
        padding: 15px;
    }
    .case-figure {
        width: 100%;
        height: clamp(180px, 42vw, 240px);
    }
    .case-body {
        /* 左右归零：.case-card 已有 15px，叠加后文字距卡片边缘正好 15px；
           上下由 24/28 收到 16/20 */
        padding: 16px 0 20px;
    }
    .case-quote {
        padding: 0 20px;
        /* 基础 18px/2.0 在窄屏一行放不下几个字，收到 15px/1.85 */
        font-size: 15px;
        line-height: 1.85;
    }
    /* 引号装饰：基础 64px，而左右内边距只有 20px，字形宽度远超内边距，
       会直接压在正文上。这里缩到 34px（字形宽约 14px，稳稳落在 20px 内边距里），
       并同步收紧纵向偏移，避免上下伸出太多 */
    .case-quote::before,
    .case-quote::after {
        font-size: 34px;
    }
    .case-quote::before {
        top: -6px;
    }
    .case-quote::after {
        bottom: -16px;
    }
    /* .case-body 是纵向 flex，该项默认被拉伸占满整行、内容靠左，这里改为靠右 */
    .case-more {
        align-self: flex-end;
    }
    .partner-list {
        justify-content: center;
        gap: 16px;
    }
    .partner-list li {
        flex: 0 0 calc(33.33% - 11px);
    }
    .about-content {
        padding: 28px 20px 36px;
    }
    .news-feature {
        height: clamp(220px, 45vw, 300px);
    }
    .news-swiper .swiper-pagination {
        bottom: 14px !important;
        right: 14px !important;
    }
}

/* 手机（<480px：师资轮播为单列，卡片占满整行，此区间才需要单独加高头像） */
@media (max-width: 479px) {
    /* 基础值 clamp(260px,24vw,340px) 在小屏恒取 260px，卡片却有 340px 宽，
       人物全身照被横向裁掉。这里按视口加高，接近正方形，仍有 object-fit:cover 兜底 */
    .faculty-avatar {
        height: clamp(290px, 80vw, 360px);
    }
}

/* 手机 */
@media (max-width: 480px) {
    .course-list {
        grid-template-columns: 1fr;
    }
    .course-item {
        border-right: 0;
        border-bottom: 1px solid #eee;
    }
    .course-item:last-child {
        border-bottom: 0;
    }
    .banner {
        height: clamp(340px, 68vw, 460px);
    }
    .banner-btns {
        gap: 10px;
    }
    .btn-primary,
    .btn-outline {
        flex: 1;
        text-align: center;
        padding: 11px 14px;
        font-size: 14px;
    }
    .banner-swiper .swiper-pagination-bullet {
        width: 20px;
    }
    .banner-swiper .swiper-pagination-bullet-active {
        width: 30px;
    }
    .mobile-menu a {
        padding: 12px 0;
        font-size: 14px;
    }
    /* 小屏继续保持两列（≤768px 的 flex:0 0 50% 生效）：
       改为单列会让这块占满整屏、数字显得过大，两列更紧凑。
       按现有数据（服务企业 1200 家 / 34 省市上门服务 等）在 360px 下每格约 148px，
       四位数加单位、十字以内标签都能容纳，故不再降为单列。
       列间竖线沿用 ≤768px 的规则（奇数项右侧），行间横线取消——
       指标数量由后台维护、奇偶不定，横线无法用 nth 公式同时适配两种数量 */
    .data-item {
        padding: 14px 8px;
    }
    .news-card,
    .news-list-item {
        padding: 14px 0;
    }
    .news-card {
        padding: 14px;
    }
    .news-feature-info p {
        display: none;
    }
}

/* 超小屏 */
@media (max-width: 360px) {
    .btn-consult {
        padding: 6px 13px;
        font-size: 12px;
    }
    .btn-primary,
    .btn-outline {
        font-size: 13px;
    }
    .banner-title {
        font-size: 22px;
    }
}

/* 在线报名 */
.signup-section {
    background: #164ea6;
    padding: clamp(26px, 3vw, 40px) 0;
}
.signup-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    gap: clamp(20px, 3vw, 44px);
}
.signup-title {
    flex: none;
    font-size: clamp(20px, 2vw, 26px);
    font-weight: 500;
    color: #fff;
}
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
.signup-form {
    flex: 1;
    display: flex;
    align-items: center;
    gap: clamp(10px, 1.4vw, 18px);
    min-width: 0;
}
.signup-field {
    flex: 1 1 0;
    min-width: 0;
}
/* 在线答疑 */
.signup-form input::placeholder {
    color: #a9b0bb;
}
.signup-form select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%23666' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 32px;
    cursor: pointer;
}
.signup-form input,
.signup-form select {
    width: 100%;
    height: clamp(40px, 3.2vw, 46px);
    padding: 0 14px;
    border: 0;
    border-radius: 4px;
    background: #fff;
    font-size: 15px;
    color: #333;
    outline: none;
}
.qa-section {
    padding: clamp(30px, 5vw, 60px) 0;
    background: #101a2e url(../images/qa_bg.jpg) center center / cover no-repeat;
}
.qa-section .section-title h2 {
    color: #fff;
}
.qa-list {
    list-style: none;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(18px, 2vw, 26px);
}
.qa-item {
    position: relative;
    background: #fff;
    border-radius: 12px;
    padding: clamp(24px, 2.6vw, 36px);
    overflow: hidden;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.qa-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--main), var(--gold));
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.35s ease;
}
.qa-item::after {
    content: "";
    position: absolute;
    right: -40px;
    bottom: -40px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: rgba(43, 108, 176, 0.06);
    transition: transform 0.45s ease, background 0.35s ease;
}
.qa-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.12);
}
.qa-item:hover::before {
    transform: scaleX(1);
}
.qa-item:hover::after {
    transform: scale(-0.2);
    background: rgba(245, 166, 35, 0.12);
}
.qa-item > article {
    position: relative;
    z-index: 1;
}
.qa-item:hover .qa-q {
    color: var(--main);
}
.qa-q {
    transition: color 0.3s;
}
/* 服务地区 */
.signup-submit {
    flex: 0 0 auto;
}
.signup-btn {
    height: clamp(40px, 3.2vw, 46px);
    padding: 0 clamp(22px, 2.4vw, 36px);
    border: 0;
    border-radius: 4px;
    background: #ffc602;
    color: #000;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: filter .3s;
}
.signup-btn:hover {
    filter: brightness(1.08);
}
.qa-q {
    font-size: clamp(16px, 1.5vw, 22px);
    font-weight: 500;
    color: #000000;
    line-height: 1.6;
    margin-bottom: 16px;
}
.region-section {
    background: #f6f8fb;
    padding: clamp(15px, 5vw, 30px) 0 clamp(30px, 5vw, 60px);
}
.region-card {
    max-width: var(--container);
    margin: 0 auto;
    padding: clamp(28px, 3.5vw, 52px) clamp(24px, 4vw, 64px);
    background: #fff;
    border-radius: 14px;
    display: flex;
    align-items: center;
    gap: clamp(28px, 4vw, 64px);
}
.qa-a {
    font-size: 16px;
    line-height: 2;
    color: #666;
}
.qa-badge {
    display: inline-block;
    width: 22px;
    height: 22px;
    line-height: 22px;
    text-align: center;
    border-radius: 4px;
    background:#006aed;
    color: #fff;
    font-size: 12px;
    margin-right: 8px;
}
.region-map {
    flex: 0 0 40%;
    max-width: 530px;
}
.qa-more {
    max-width: var(--container);
    margin: clamp(22px, 2.6vw, 34px) auto 0;
    padding: 0 var(--gutter);
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    -webkit-transition: all .3s linear;
    -moz-transition: all .3s linear;
    -o-transition: all .3s linear;
    transition: all .3s linear;
}
.qa-more a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: #fff;
}
.qa-more:hover {
    transform: translateY(-6px);
}
.qa-arrow img{
    width: 8px;
    height: 15px;
}
.region-map img {
    width: 100%;
    height: auto;
    display: block;
}
.region-info {
    flex: 1;
    min-width: 0;
}
.region-slogan {
    font-size: clamp(17px, 1.6vw, 24px);
    line-height: 1.6;
    font-weight: 500;
    color: #1a1a1a;
    margin-bottom: clamp(20px, 2.4vw, 32px);
}
.region-slogan em {
    font-style: normal;
    color:#2879f8;
    font-size: 1.35em;
}
.region-cities {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px 12px;
    margin-bottom: clamp(18px, 2.2vw, 28px);
}
.region-cities li {
    background: #f5f7fa;
    border: 1px solid #eef1f6;
    border-radius: 8px;
    text-align: center;
    padding: 0;
    font-size: 16px;
    color: #444;
    transition: all 0.3s;
}

/* 链接铺满整个格子：保留整格可点，视觉与原li样式一致 */
.region-cities li > a {
    display: block;
    padding: 10px 0;
    color: inherit;
}
.region-cities li:hover {
    background: var(--main);
    border-color: var(--main);
    color: #fff;
}
.region-note {
    font-size: 13px;
    line-height: 2;
    color: #8a93a3;
}

/* 服务地区响应式 */
@media (max-width: 1200px) {
    .region-cities {
        grid-template-columns: repeat(4, 1fr);
    }
}
@media (max-width: 900px) {
    .region-card {
        flex-direction: column;
        align-items: stretch;
    }
    .region-map {
        flex: none;
        max-width: 340px;
        margin: 0 auto;
    }
}
@media (max-width: 768px) {
    .signup-inner {
        flex-direction: column;
        align-items: stretch;
    }
    .signup-title {
        text-align: center;
    }
    .signup-form {
        flex-wrap: wrap;
    }
    .signup-field {
        flex: 1 1 45%;
    }
    .signup-submit {
        flex: 1 1 100%;
    }
    .signup-btn {
        width: 100%;
    }
    .qa-list {
        grid-template-columns: 1fr;
    }
    /* 主次不分：.qa-q 是 clamp 下限 16px，而答案 .qa-a 是写死 16px，
       问题与答案一样大。这里重排为 问题 17px 纯黑 > 答案 14px 灰 */
    .qa-q {
        font-size: 17px;
        line-height: 1.5;
        margin-bottom: 10px;
    }
    .qa-a {
        font-size: 14px;
        line-height: 1.8;
    }
    .region-cities {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 480px) {
    /* 与 ≤768px 保持一致的三列：之前这里降成两列，格子太宽、行数翻倍 */
    .region-cities {
        grid-template-columns: repeat(3, 1fr);
    }
    .region-cities li > a {
        padding: 9px 0;
    }
}

/* 底部导航 */
.footer {
    background: #f7f7f7;
    color: #1d2129;
}
.footer-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: clamp(36px, 4.5vw, 60px) var(--gutter);
    
}
.footer-brand {
    width: 100%;
    margin-bottom:26px;
    border-bottom:1px solid #dedede;
}
.footer-logo {
    display: inline-block;
    margin-bottom: 18px;
}
.footer-logo img {
    height: 60px;
    width: auto;
}
.footer-desc {
    font-size: 13px;
    line-height: 2;
    color: #1d2129;
}
.footer-main {
    display: flex;
    align-items: flex-start;
    gap: clamp(30px, 5vw, 80px);
}
.footer-qr {
    flex: 0 0 auto;
}
.footer-qr-icon {
    width: 38px;
    height: 38px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ececec;
    border-radius: 8px;
}
.footer-qr-icon img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}
.footer-qr-list {
    display: flex;
    gap: 20px;
}
.footer-qr-item {
    margin: 0;
    background: #fff;
    border: 1px solid #ececec;
    border-radius: 10px;
    padding: 10px 10px 8px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.footer-qr-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.1);
}
.footer-qr-item img {
    width: 110px;
    height: 110px;
    object-fit: cover;
    display: block;
    border-radius: 4px;
}
.footer-qr-item figcaption {
    margin-top: 8px;
    font-size: 13px;
    color: #1d2129;
    white-space: nowrap;
}
.footer-site {
    margin-top: 18px;
    font-size: 13px;
    color: #1d2129;
}
.footer-site a {
    display: block;
    margin-top: 6px;
    font-size: 20px;
    font-weight: 700;
    color: #1d2129;
    transition: color 0.3s;
}
.footer-site a:hover {
    color: var(--main);
}
.footer-nav {
    flex: 1;
    display: flex;
    justify-content: space-between;
    gap: clamp(16px, 2.4vw, 40px);
    min-width: 0;
}
.footer-nav .footer-col {
    flex: 0 1 auto;
}
.footer-contact {
    flex: 0 0 auto;
    max-width: 250px;
}
.footer-contact dd {
    line-height: 2;
}
.footer-col dt {
    font-size: 18px;
    font-weight: 500;
    color: #000;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col dt::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 18px;
    height: 2px;
    background: var(--gold);
}
.footer-col dd {
    font-size: 15px;
    line-height: 2.2;
    color: #1d2129;
}
.footer-col dd a {
    transition: color 0.3s;
}
.footer-col dd a:hover {
    color: var(--gold);
}
.footer-bar {
    border-top: 1px solid #e5e6eb;
    padding: 16px 0;
    background-color: #dedede;
}
.footer-bar-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 14px;
    color: rgba(0, 0, 0, 0.75);
}
.footer-top {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #1d2129;
    transition: color 0.3s;
}
.footer-top:hover {
    color: var(--gold);
}

@media (max-width: 900px) {
    .footer-inner {
        flex-direction: column;
        gap: 30px;
    }
    .footer-brand {
        flex: none;
        max-width: none;
    }
    .footer-main {
        flex-direction: column;
        gap: 26px;
    }
    .footer-nav {
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: 24px 32px;
    }
    .footer-nav .footer-col {
        flex: 0 0 40%;
    }
    .footer-contact {
        max-width: none;
    }
}
@media (max-width: 600px) {
    /* 底部导航：改成「每组独占一行」——四组竖排，组标题 dt 跨满整行，
       组内 dd 两列排布。比 2×2 网格整齐（各组左右边界对齐、不会有参差的列高），
       又比单列省一半高度。「联系我们」文字长，组内保持单列 */
    .footer-nav {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        gap: 20px;
    }
    .footer-nav .footer-col {
        flex: none;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        column-gap: 14px;
    }
    .footer-nav .footer-col dt {
        grid-column: 1 / -1;
        font-size: 15px;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }
    .footer-nav .footer-col dd {
        font-size: 13px;
        line-height: 1.9;
    }
    .footer-nav .footer-contact {
        grid-template-columns: minmax(0, 1fr);
    }
    .footer-bar-inner {
        flex-direction: column;
        text-align: center;
    }
    /* 基础 60px、这里原本 58px，小屏仍偏大，收到 38px */
    .footer-logo img {
        height: 38px;
    }
    /* 小屏隐藏二维码区上方的小图标块（含其 14px 下边距一并消失） */
    .footer-qr-icon {
        display: none;
    }
    /* 基础 clamp(36px,4.5vw,60px) 在小屏恒取 36px，上下合计 72px 偏空，收到 24px */
    .footer-inner {
        padding-top: 24px;
        padding-bottom: 24px;
    }
}