@font-face {
    font-family: 'Alibaba-PuHuiTi-B';
    src: url('/wap/font/AlibabaPuHuiTi-3-85-Bold.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Alibaba-PuHuiTi-R';
    src: url('/wap/font/AlibabaPuHuiTi-3-55-Regular.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Alibaba-PuHuiTi-B", "Microsoft YaHei", Arial, sans-serif;
    background-color: #EAF6FD;
    color: #595757;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===================================
   头部导航
   =================================== */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 250px;
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    text-decoration: none;
    color: #595757;
    transition: all 0.3s ease;
    padding: 8px 15px;
    border-radius: 8px;
}

.nav-link i {
    font-size: 20px;
    transition: all 0.3s ease;
}

.nav-link span {
    font-size: 15px;
    font-weight: 500;
}

.nav-link:hover {
    color: #036EB7;
    background: #EAF6FD;
}

.nav-link.active {
    color: #036EB7;
    background: #E5F5FD;
}

.nav-link.active i {
    transform: scale(1.1);
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #036EB7;
    font-size: 20px;
    font-weight: bold;
}

.phone-icon {
    width: 28px;
    height: 28px;
    border: 2px solid #036EB7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

/* ===================================
   Banner区域
   =================================== */
.banner {
    background: url('/wap/img/wap26.png') center center / cover no-repeat;
    padding: 100px 30px;
    text-align: left;
    color: white;
    position: relative;
}

.banner-content {
    max-width: 1400px;
    margin: 0 auto;
}

/* 其他页面banner居中 */
.banner-about,
.banner-contact,
.banner-news,
.banner-jianding {
    text-align: center;
}

.banner-about .banner-content,
.banner-contact .banner-content,
.banner-news .banner-content,
.banner-jianding .banner-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.banner h1 {
    font-size: 56px;
    color: #036EB7;
    font-weight: bold;
    margin-bottom: 10px;
    font-family: 'Microsoft YaHei';
}

.banner h2 {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #036EB7;
    font-family: 'Microsoft YaHei';
}

.banner p {
    font-size: 20px;
    margin-bottom: 30px;
    color: #000000;
    font-family: '微软雅黑';
}

.banner-btn {
    display: inline-block;
    transition: all 0.3s ease;
}

.banner-btn img {
    max-width: 200px;
    height: auto;
    cursor: pointer;
}

.banner-btn:hover {
    transform: scale(1.05);
}

/* ===================================
   通用容器和区块
   =================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.section {
    padding: 60px 0;
    background: #EAF6FD;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: bold;
    color: #3E3A39;
    position: relative;
}

.section-title::before,
.section-title::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 100px;
    height: 2px;
    background: linear-gradient(to right, transparent, #d0d0d0, transparent);
}

.section-title::before {
    left: 20%;
    transform: translateY(-50%);
}

.section-title::after {
    right: 20%;
    transform: translateY(-50%);
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: #3E3A39;
    margin-bottom: 40px;
    font-family: "Alibaba-PuHuiTi-R";
    font-weight: normal;
}

/* ===================================
   服务项目
   =================================== */
.service-section {
    background: #fff;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.service-item {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #e8e8e8;
}

.service-item:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.service-item a {
    text-decoration: none;
    display: block;
}

.service-item img {
    width: calc(100% - 30px);
    margin: 15px;
    border-radius: 12px;
    object-fit: cover;
}

.service-item-title {
    padding: 18px 15px;
    text-align: center;
    font-size: 18px;
    background: #f0f7ff;
    color: #036EB7;
    font-weight: bold;
    font-family: "Alibaba-PuHuiTi-B";
}

/* ===================================
   关于我们
   =================================== */
.about-section {
    background: #EAF6FD;
    padding: 60px 0;
}

.about-content {
    font-size: 16px;
    line-height: 2;
    color: #000000;
    text-indent: 2em;
    margin-bottom: 30px;
    font-family: "Alibaba-PuHuiTi-R";
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.about-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    background-color: #D8F0FB;
    padding: 20px;
    border-radius: 16px;
    max-width: 1200px;
    margin: 30px auto;
}

.about-images img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

.consult-btn {
    display: block;
    text-align: center;
    margin-top: 40px;
    transition: all 0.3s ease;
}

.consult-btn img {
    max-width: 180px;
    height: auto;
    margin: 0 auto;
}

.consult-btn:hover {
    transform: scale(1.05);
}

/* ===================================
   服务优势
   =================================== */
.advantage-section {
    background: #fff;
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-item {
    background: white;
    padding: 25px 30px;
    border-radius: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    transform: translateX(5px);
}

.advantage-label {
    color: #036EB7;
    font-size: 18px;
    white-space: nowrap;
    font-weight: bold;
    font-family: "Alibaba-PuHuiTi-B";
    flex-shrink: 0;
}

.advantage-content {
    flex: 1;
    font-size: 16px;
    color: #3E3A39;
    line-height: 1.8;
    font-family: "Alibaba-PuHuiTi-R";
}

/* ===================================
   收费标准
   =================================== */
.fee-section {
    background: #EAF6FD;
}

.fee-table-container {
    background: #fff;
    border-radius: 20px;
    padding: 30px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    max-width: 1200px;
    margin: 0 auto;
}

.fee-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 16px;
    border: 1px solid #93D4F5;
    border-radius: 16px;
    overflow: hidden;
}

.fee-table thead {
    background-color: #D8F0FB;
}

.fee-table th {
    background: #E5F5FD;
    color: #036EB7;
    padding: 20px 15px;
    text-align: center;
    font-weight: bold;
    font-size: 20px;
    border-bottom: 2px solid #d0e8f5;
    font-family: 'Alibaba-PuHuiTi-B';
}

.fee-table td {
    padding: 25px 15px;
    text-align: center;
    color: #3E3A39;
    line-height: 1.8;
    font-family: "Alibaba-PuHuiTi-R";
    border-bottom: 1px solid #f0f0f0;
    font-size: 16px;
}

.fee-table tbody tr:last-child td {
    border-bottom: none;
}

.fee-table tbody tr:hover {
    background: #f9fcfe;
}

.sub-text {
    font-size: 14px;
    color: #999;
    display: block;
    margin-top: 5px;
}

.fee-note {
    font-size: 14px;
    color: #666;
    margin-top: 25px;
    line-height: 1.8;
    font-family: 'Alibaba-PuHuiTi-R';
}

.consult-btn-wrapper {
    text-align: center;
    margin-top: 35px;
}

.consult-btn-link {
    display: inline-block;
    transition: all 0.3s ease;
}

.consult-btn-link:hover {
    transform: scale(1.05);
}

.consult-btn-link img {
    max-width: 200px;
    height: auto;
}

/* ===================================
   服务流程
   =================================== */
.process-section {
    background: #fff;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 20px;
    max-width: 1300px;
    margin: 40px auto 0;
    background-color: #fff;
    border-radius: 20px;
    padding: 50px 30px;
}

.process-item {
    text-align: center;
}

.process-icon-img {
    width: 100%;
    max-width: 120px;
    margin: 0 auto 15px;
    transition: all 0.3s ease;
}

.process-item:hover .process-icon-img {
    transform: scale(1.1);
}

.process-title {
    font-size: 18px;
    color: #333;
    line-height: 1.4;
    font-weight: 500;
}

/* ===================================
   联系我们横幅
   =================================== */
.contact-banner {
    background: url('/wap/img/wap54.png') center center / cover no-repeat;
    padding: 40px 30px;
    position: relative;
}

.contact-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(74, 144, 226, 0.05);
    z-index: 0;
}

.contact-banner-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.contact-banner-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-icon {
    width: 80px;
    height: 80px;
}

.contact-info {
    color: white;
}

.contact-phone {
    font-size: 42px;
    font-weight: bold;
    margin-bottom: 5px;
    letter-spacing: 1px;
    font-family: 'Arial', sans-serif;
}

.contact-desc {
    font-size: 18px;
    margin: 0;
    opacity: 0.95;
    font-family: 'Alibaba-PuHuiTi-R';
}

.contact-banner-btn {
    display: inline-block;
    transition: all 0.3s ease;
}

.contact-banner-btn:hover {
    transform: scale(1.05);
}

.contact-banner-btn img {
    max-width: 180px;
    height: auto;
}

/* ===================================
   适用场景
   =================================== */
.scenario-section {
    background: #EAF6FD;
}

.scenario-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 1200px;
    margin: 40px auto 0;
}

.scenario-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: visible;
    transition: all 0.3s ease;
}

.scenario-card:hover {
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.12);
    transform: translateY(-3px);
}

.scenario-header {
    text-align: center;
    padding: 0;
    position: relative;
    margin-top: -20px;
}

.scenario-tag {
    background: url('/wap/img/wap61.png') center center / contain no-repeat;
    width: 250px;
    height: 60px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    font-family: "Alibaba-PuHuiTi-B";
}

.scenario-body {
    padding: 40px;
}

.scenario-desc {
    font-size: 16px;
    color: #333;
    line-height: 2;
    margin-bottom: 25px;
    text-align: justify;
    font-family: 'Alibaba-PuHuiTi-R';
}

.scenario-info {
    border-radius: 12px;
    padding: 20px;
    background: #F5F9FC;
}

.info-row {
    display: flex;
    margin-bottom: 15px;
    line-height: 1.8;
}

.info-row:last-child {
    margin-bottom: 0;
}

.info-label {
    font-size: 16px;
    font-weight: bold;
    color: #036EB7;
    flex-shrink: 0;
    font-family: 'Alibaba-PuHuiTi-B';
    min-width: 80px;
}

.info-text {
    font-size: 15px;
    color: #555;
    flex: 1;
    font-family: 'Alibaba-PuHuiTi-R';
}

/* ===================================
   采样标准
   =================================== */
.sample-section {
    background: #fff;
}

.sample-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 40px auto 0;
}

.sample-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sample-item:hover {
    transform: translateY(-5px);
}

.sample-img-wrap {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.sample-item:hover .sample-img-wrap {
    box-shadow: 0 6px 25px rgba(3, 110, 183, 0.2);
}

.sample-img {
    width: 70%;
    height: auto;
}

.sample-label {
    margin-top: 20px;
}

.sample-label img {
    max-width: 200px;
    height: auto;
}

/* ===================================
   新闻动态
   =================================== */
.news-section {
    background: #EAF6FD;
}

.news-banner-img {
    width: 100%;
    max-width: 1200px;
    height: auto;
    max-height: 300px;
    object-fit: cover;
    margin: 0 auto 40px;
    display: block;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.news-item {
    display: flex;
    align-items: center;
    gap: 25px;
    background: white;
    padding: 25px 30px;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.news-item:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    transform: translateX(5px);
}

.news-item:visited .news-title {
    color: #036EB7;
}

.news-date {
    background: linear-gradient(135deg, #E8F5FC 0%, #D0EBFA 100%);
    padding: 15px 30px;
    border-radius: 12px;
    text-align: center;
    flex-shrink: 0;
    min-width: 100px;
}

.news-day {
    font-size: 38px;
    font-weight: bold;
    color: #036EB7;
    line-height: 1;
    margin-bottom: 8px;
    font-family: "Alibaba-PuHuiTi-B";
}

.news-month {
    font-size: 14px;
    color: #666;
    font-family: "Alibaba-PuHuiTi-R";
}

.news-content {
    flex: 1;
}

.news-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #036EB7;
    font-family: "Alibaba-PuHuiTi-B";
}

.news-desc {
    font-size: 15px;
    color: #595757;
    line-height: 1.8;
    font-family: "Alibaba-PuHuiTi-R";
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: #E8F5FC;
    padding: 50px 30px 0;
    border:1px solid #d0e8f5;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 40px;
}

.footer-left {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    margin-bottom: 25px;
}

.footer-logo-img {
    width: auto;
    max-width: 180px;
    height: auto;
}

.footer-info {
    font-size: 16px;
    color: #595757;
    line-height: 2.5;
    font-family: "Alibaba-PuHuiTi-R";
}

.footer-info p {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.footer-info i {
    width: 22px;
    margin-right: 15px;
    color: #5eb5e8;
    font-size: 18px;
}

.footer-center h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 20px;
    font-weight: bold;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav a {
    color: #595757;
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: "Alibaba-PuHuiTi-R";
}

.footer-nav a:hover {
    color: #036EB7;
    padding-left: 10px;
}

.footer-right {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qr-code-img {
    width: 150px;
    height: 150px;
    display: block;
    margin-bottom: 15px;
    border-radius: 12px;
}

.qr-text {
    font-size: 14px;
    color: #595757;
    text-align: center;
    font-family: "Alibaba-PuHuiTi-R";
}

.footer-bottom {
    border-top: 1px solid #d0e8f5;
    padding: 25px 0;
    text-align: center;
}

.footer-bottom p {
    color: #999;
    font-size: 14px;
    font-family: "Alibaba-PuHuiTi-R";
}

/* ===================================
   侧边浮动按钮
   =================================== */
.float-btns {
    position: fixed;
    right: 30px;
    bottom: 100px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.float-btn {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    text-decoration: none;
    color: #036EB7;
    transition: all 0.3s ease;
    position: relative;
    overflow: visible;
    cursor: pointer;
}

.float-btn i {
    font-size: 24px;
    transition: all 0.3s ease;
}

.float-btn > span {
    position: absolute;
    right: 70px;
    background: #036EB7;
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    font-family: "Alibaba-PuHuiTi-R";
}

.float-btn:hover {
    background: #036EB7;
    color: white;
    transform: scale(1.1);
}

.float-btn:hover i {
    transform: scale(1.1);
}

.float-btn:hover > span {
    opacity: 1;
    visibility: visible;
}

/* 悬停弹出框 - 微信二维码 */
.float-qr-popup {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    padding: 20px;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10;
    min-width: 200px;
    text-align: center;
}

.float-qr-popup::before {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}

.float-qr-popup img {
    width: 180px;
    height: 180px;
    display: block;
    margin: 0 auto 15px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.float-qr-popup p {
    font-size: 14px;
    color: #666;
    margin: 0;
    font-family: "Alibaba-PuHuiTi-R";
}

.float-btn:hover .float-qr-popup {
    opacity: 1;
    visibility: visible;
    right: 85px;
}

/* 悬停弹出框 - 电话号码 */
.float-phone-popup {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    padding: 25px;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10;
    min-width: 250px;
    text-align: center;
}

.float-phone-popup::before {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}

.popup-phone {
    font-size: 28px;
    font-weight: bold;
    color: #036EB7;
    margin: 0 0 10px 0;
    letter-spacing: 1px;
    font-family: 'Arial', sans-serif;
}

.popup-desc {
    font-size: 14px;
    color: #999;
    margin: 0 0 20px 0;
    font-family: "Alibaba-PuHuiTi-R";
}

.popup-call-btn {
    display: inline-block;
    background: linear-gradient(135deg, #5CC4FF, #036EB7);
    color: white;
    padding: 10px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 15px;
    font-weight: bold;
    transition: all 0.3s ease;
    font-family: "Alibaba-PuHuiTi-B";
}

.popup-call-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(92, 196, 255, 0.4);
}

.float-btn:hover .float-phone-popup {
    opacity: 1;
    visibility: visible;
    right: 85px;
}

.back-to-top {
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* ===================================
   弹窗样式
   =================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background-color: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    max-width: 400px;
    width: 90%;
    animation: slideUp 0.3s;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 36px;
    font-weight: 300;
    color: #999;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s;
}

.modal-close:hover {
    color: #333;
}

.modal-content h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 25px;
    font-weight: bold;
    font-family: "Alibaba-PuHuiTi-B";
}

.modal-qr {
    width: 250px;
    height: 250px;
    margin: 0 auto 20px;
    display: block;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 15px;
}

.modal-content p {
    font-size: 16px;
    color: #666;
    margin-top: 15px;
    font-family: "Alibaba-PuHuiTi-R";
}

/* 采样方法弹窗 */
.sample-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.3s;
}

.sample-modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 0;
    border-radius: 20px;
    width: 90%;
    max-width: 700px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    animation: slideIn 0.3s;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.sample-modal-close {
    color: #999;
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 36px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1;
}

.sample-modal-close:hover,
.sample-modal-close:focus {
    color: #333;
}

.modal-header {
    background: #036EB7;
    color: white;
    padding: 25px 30px 20px;
    border-radius: 20px 20px 0 0;
}

.modal-header h3 {
    margin: 0;
    font-size: 24px;
    font-weight: bold;
}

.modal-body {
    padding: 30px;
    max-height: 60vh;
    overflow-y: auto;
    color: #333;
    line-height: 2;
}

.modal-body h4 {
    color: #036EB7;
    font-size: 18px;
    margin: 20px 0 15px 0;
    font-weight: bold;
}

.modal-body p {
    margin: 15px 0;
    font-size: 16px;
}

.modal-body ol {
    padding-left: 25px;
    margin: 15px 0;
}

.modal-body li {
    margin: 12px 0;
    font-size: 16px;
}

.modal-tip {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px 20px;
    margin: 20px 0;
    border-radius: 8px;
}

.modal-tip h4 {
    color: #856404;
    margin-top: 0;
}

.modal-tip p {
    color: #856404;
    margin: 8px 0;
}

/* ===================================
   响应式设计 - 平板
   =================================== */
@media (max-width: 1200px) {
    .header-container,
    .container,
    .banner-content {
        padding-left: 20px;
        padding-right: 20px;
    }

    .service-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

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

    .process-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .sample-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .scenario-tag {
        width: 200px;
        height: 50px;
        font-size: 18px;
    }

    .scenario-body {
        padding: 30px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-right {
        align-items: flex-start;
    }
}

/* ===================================
   响应式设计 - 手机
   =================================== */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
        padding: 15px;
    }

    .nav-menu {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-link {
        padding: 5px 10px;
    }

    .nav-link i {
        font-size: 18px;
    }

    .nav-link span {
        font-size: 13px;
    }

    .header-phone {
        font-size: 16px;
    }

    .banner {
        padding: 60px 20px;
    }

    .banner h1 {
        font-size: 36px;
    }

    .banner h2 {
        font-size: 32px;
    }

    .banner p {
        font-size: 16px;
    }

    .banner-btn img {
        max-width: 150px;
    }

    .section {
        padding: 40px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .section-title::before,
    .section-title::after {
        width: 60px;
    }

    .section-subtitle {
        font-size: 15px;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .about-images {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 30px 15px;
    }

    .sample-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .scenario-list {
        gap: 20px;
    }

    .scenario-tag {
        width: 180px;
        height: 45px;
        font-size: 16px;
    }

    .scenario-body {
        padding: 20px;
    }

    .scenario-desc {
        font-size: 14px;
    }

    .info-label {
        font-size: 14px;
        min-width: 60px;
    }

    .info-text {
        font-size: 14px;
    }

    .contact-banner-content {
        flex-direction: column;
        gap: 20px;
    }

    .contact-phone {
        font-size: 32px;
    }

    .contact-desc {
        font-size: 15px;
    }

    .float-btns {
        right: 15px;
        bottom: 80px;
    }

    .float-btn {
        width: 50px;
        height: 50px;
    }

    .float-btn i {
        font-size: 20px;
    }

    .float-btn > span {
        display: none;
    }

    .float-qr-popup,
    .float-phone-popup {
        display: none !important;
    }

    .news-item {
        flex-direction: column;
        gap: 15px;
        padding: 20px;
    }

    .news-date {
        width: 100%;
    }
}

/* ===================================
   打印样式
   =================================== */
@media print {
    .header,
    .float-btns,
    .banner,
    .contact-banner,
    .footer {
        display: none;
    }

    .section {
        page-break-inside: avoid;
    }
}