/* ================================================
   永泰安官网 - 主样式 style.css
   全局公用部分 + 首页板块样式
   ================================================ */

/* ===== 全局重置 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Source Han Sans CN", "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
    background: #ffffff;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

a:hover {
    color: #ff6303;
}

ul, li {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

input, textarea, select, button {
    font-family: inherit;
    font-size: 14px;
    outline: none;
    border: none;
}

/* ===== 通用容器 ===== */
.container {
    max-width: 95%;
    margin: 0 auto;
    width: 1400px;
}

/* ===== 板块标题（公用） ===== */
.sy_bt {
    text-align: center;
    margin-bottom: 50px;
}

.sy_bt .ml1 {
    font-size: 36px;
    font-weight: 700;
    color: #222222;
    line-height: 1.3;
}

.sy_bt .ml2 {
    font-size: 14px;
    color: #999999;
    margin-top: 10px;
    letter-spacing: 1px;
}

.sy_bt .ml1::after {
    content: "";
    display: block;
    width: 50px;
    height: 3px;
    background: #ff6303;
    margin: 15px auto 0;
    border-radius: 2px;
}


/* ============================================================
   板块1：顶部导航栏
   ============================================================ */
.top_bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background: #fff;
    z-index: 999;
    transition: box-shadow 0.3s ease, background 0.3s ease;
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.05);
}


.top_main {
    max-width: 95%;
    width: 1400px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* LOGO */
.logo {
    flex-shrink: 0;
}

.logo a {
    display: flex;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 80px;
    padding: 15px 0;
}



/* 主导航 */
.nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav > ul {
    display: flex;
    gap: 8px;
}

.nav > ul > li {
    position: relative;
    padding: 0 18px;
    height: 80px;
    display: flex;
    align-items: center;
    transition: height 0.3s ease;
}

.top_bg.scrolled .nav > ul > li {
    height: 64px;
}

.nav > ul > li > a {
    font-size: 16px;
    color: #222222;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav > ul > li > a::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: #ff6303;
    transition: width 0.3s ease;
}

.nav > ul > li:hover > a,
.nav > ul > li.on > a {
    color: #ff6303;
}

.nav > ul > li:hover > a::after,
.nav > ul > li.on > a::after {
    width: 100%;
}

/* 下拉菜单 */
.sub_nav {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 160px;
    background: #ffffff;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition: all 0.3s ease;
}

.nav > ul > li:hover .sub_nav {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.sub_nav a {
    display: block;
    padding: 5px 24px;
    font-size: 14px;
    color: #666666;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.sub_nav a:hover {
    color: #ff6303;
    background: #fff7f2;
    padding-left: 28px;
}

/* 快捷咨询按钮 */
.nav_btn {
    flex-shrink: 0;
    padding: 2px 20px;
    background: #ff6303;
    color: #ffffff !important;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav_btn:hover {
    background: #e55a00;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 99, 3, 0.35);
}

.top_yy{display: flex;align-items: center;align-content: center;position: relative;color: #333;height: 80px;margin-right: 24px;}
.top_yy .top_yy_an{cursor: pointer;display: flex;align-items: center;align-content: center;color: #333;transition: all 0.3s ease;}
.top_yy:hover .top_yy_an{color: #ff6303;}
.top_yy .top_yy_an i{font-size:18px;line-height:1;padding-right:5px;}
.top_yy .top_yy_an span{font-size:14px;line-height:2;}
.top_yy .top_yy_an em{font-size:18px;line-height:1;}
.top_yy_xl{position: absolute;top:80px;left: 50%;width: 120px;margin-left: -60px;padding: 10px;display: none;}
.top_yy_xl ul{background: #fff;border-radius: 5px;overflow: hidden;box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);}
.top_yy_xl ul li a{display: flex;align-items: center;align-content: center;font-size: 14px;line-height: 2;color: #333;text-align: center;padding:6px 10px;border-bottom: 1px solid #eee;-webkit-transition:0.5s;transition:0.5s;}
.top_yy_xl ul li a img{height:16px;margin-right:5px;}
.top_yy_xl ul li a:hover{color: #ff6303;}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: #222222;
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger span:nth-child(2) {
    margin: 6px 0;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}


/* ============================================================
   板块2：首页全屏Banner
   ============================================================ */
.sy_banner {
    margin-top: 80px;
    width: 100%;
    overflow: hidden;
}

.banner_swiper {
    width: 100%;
}

.banner_slide {
    width: 100%;
    height: 600px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.banner_slide::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.35);
}

.banner_text {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
    padding: 0 20px;
    max-width: 800px;
}

.banner_text h2 {
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.4;
    margin-bottom: 16px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.banner_text p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.6;
}

.banner_btn {
    display: inline-block;
    padding: 5px 28px;
    background: #ff6303;
    color: #ffffff !important;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.banner_btn:hover {
    background: #e55a00;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 99, 3, 0.4);
}

/* Swiper 分页器 */
.banner_pagination {
    bottom: 30px !important;
}

.banner_pagination .swiper-pagination-bullet {
    width: 30px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
    transition: all 0.3s ease;
}

.banner_pagination .swiper-pagination-bullet-active {
    background: #ff6303;
    width: 40px;
}


/* ============================================================
   板块3：企业速览
   ============================================================ */
.sy_about_bg {
    padding: 80px 0;
    background: #ffffff;
}

.sy_about {
    max-width:95%;
    width: 1400px;
    margin: 0 auto;
}

.about_content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.about_left {
    flex: 1;
    font-size: 16px;
    color: #666666;
    line-height: 2;
}

.about_left p {
    margin-bottom: 16px;
    text-align: justify;
}

.about_more {
    display: inline-block;
    margin-top: 10px;
    padding: 5px 28px;
    border: 2px solid #ff6303;
    color: #ff6303;
    border-radius: 25px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.about_more:hover {
    background: #ff6303;
    color: #ffffff !important;
}

/* 数据可视化 */
.about_right {width: 48%;border-radius: 20px;overflow: hidden;}
.about_right img{display: block;width: 100%;}


/* ============================================================
   板块4：核心产品中心
   ============================================================ */
.sy_pro_bg {
    padding: 80px 0;
    background: #f5f5f5;
}

.sy_pro {max-width: 95%;width: 1400px;margin: 0 auto;
}

.pro_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pro_card {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.pro_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.1);
}

.pro_img {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.pro_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.pro_card:hover .pro_img img {
    transform: scale(1.08);
}

.pro_info {
    padding: 20px;
    text-align: center;
}

.pro_info h3 {
    font-size: 16px;
    font-weight: 600;
    color: #222222;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.pro_card:hover .pro_info h3 {
    color: #ff6303;
}

.pro_info p {
    font-size: 13px;
    color: #999999;
    line-height: 1.5;
}

/* 全部产品按钮 */
.pro_all_btn {
    text-align: center;
    margin-top: 40px;
}

.pro_all_btn a {
    display: inline-block;
    padding: 12px 40px;
    background: #ff6303;
    color: #ffffff !important;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.pro_all_btn a:hover {
    background: #e55a00;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 99, 3, 0.35);
}

/* ============================================================
   重点产品展示（左图右文）
   ============================================================ */
.pro_feature {
    display: flex;
    gap: 46px;
    align-items: stretch;
    background: #ffffff;
    border-radius: 16px;
    padding: 28px;
    margin-bottom: 56px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.pro_feature_img {
    position: relative;
    flex: 0 0 42%;
    border-radius: 12px;
    overflow: hidden;
    min-height: 400px;
}

.pro_feature_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.pro_feature:hover .pro_feature_img img {
    transform: scale(1.04);
}

.pro_feature_tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background: #ff6303;
    color: #ffffff;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 6px 16px;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(255, 99, 3, 0.3);
}

.pro_feature_txt {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 6px 0;
}

.pf_eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: #ff6303;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.pf_title {
    font-size: 28px;
    font-weight: 700;
    color: #222222;
    line-height: 1.35;
    margin-bottom: 16px;
}

.pf_lead {
    font-size: 16px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 8px;
}

.pf_desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.9;
    margin-bottom: 20px;
    text-align: justify;
}

.pf_series {
    display: flex;
    gap: 16px;
    margin-bottom: 22px;
}

.pf_series_item {
    flex: 1;
    background: #f7f7f7;
    border-left: 3px solid #ff6303;
    border-radius: 8px;
    padding: 14px 16px;
}

.pf_series_item h4 {
    font-size: 15px;
    font-weight: 700;
    color: #ff6303;
    margin-bottom: 6px;
}

.pf_series_item p {
    font-size: 13px;
    color: #666666;
    line-height: 1.7;
}

.pf_benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 24px;
    margin-bottom: 24px;
}

.pf_benefit {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13.5px;
    color: #444444;
    line-height: 1.5;
}

.pf_check {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 1px;
}

.pf_check svg {
    width: 18px;
    height: 18px;
    display: block;
}

.pf_b_txt b {
    color: #ff6303;
    font-weight: 700;
}

.pf_btn {
    align-self: flex-start;
    display: inline-block;
    padding: 11px 34px;
    background: #ff6303;
    color: #ffffff !important;
    border-radius: 28px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.pf_btn:hover {
    background: #e55a00;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 99, 3, 0.35);
}

/* ============================================================
   板块5：应用领域
   ============================================================ */
.sy_app_bg {
    padding: 80px 0;
    background: #ffffff;
}

.sy_app {max-width: 95%;width: 1400px;margin: 0 auto;
}

.app_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.app_card {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 12px;
    padding: 35px 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.app_card:hover {
    border-color: #ff6303;
    background: #fff7f2;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 99, 3, 0.1);
}

.app_icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
}

.app_icon svg {
    width: 100%;
    height: 100%;
}

.app_name {
    font-size: 16px;
    font-weight: 600;
    color: #222222;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.app_card:hover .app_name {
    color: #ff6303;
}

.app_card p {
    font-size: 13px;
    color: #999999;
    line-height: 1.6;
}


/* ============================================================
   板块6：服务宗旨+企业优势
   ============================================================ */
.sy_ser_bg {
    padding: 80px 0;
    background: #f5f5f5;
}

.sy_ser {max-width: 95%;width: 1400px;margin: 0 auto;
}

.ser_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ser_card {
    background: #ffffff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.ser_card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: #ff6303;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.ser_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.ser_card:hover::before {
    transform: scaleX(1);
}

.ser_icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
}

.ser_icon svg {
    width: 100%;
    height: 100%;
}

.ser_card h3 {
    font-size: 18px;
    font-weight: 600;
    color: #222222;
    margin-bottom: 12px;
}

.ser_card p {
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
    text-align: justify;
}


.sy_xw_bg{padding: 80px 0;}
.sy_xw{max-width: 95%;width: 1400px;margin: 0 auto;}
.sy_xw_bg .lb{margin-top: 50px;}
.sy_xw_bg .lb .lb1_l ul{display: flex;}
.sy_xw_bg .lb .lb1_l ul li{position: relative;width: 48.5%;margin-right: 3%;border-radius: 20px;overflow: hidden;}
.sy_xw_bg .lb .lb1_l ul li:nth-child(2n){margin-right: 0;}
.sy_xw_bg .lb .lb1_l ul li .img{overflow: hidden;height: 320px;}
.sy_xw_bg .lb .lb1_l ul li .img img{display: block;width: 100%;height: 100%;-o-object-fit: cover;-webkit-object-fit: cover;object-fit: cover;-webkit-transition:0.5s;transition:0.5s;}
.sy_xw_bg .lb .lb1_l ul li:hover .img img{-webkit-transform: scale(1.1);transform: scale(1.1);}
.sy_xw_bg .lb .lb1_l ul li .txt{position: absolute;left: 0;right: 0;bottom: 0;padding:0 20px;background: rgba(0, 0, 0, 0.4);-webkit-transition:0.5s;transition:0.5s;display: flex;align-items: center;align-content: center;}
.sy_xw_bg .lb .lb1_l ul li .txt .ml1{flex: 1;overflow: hidden;width: 100%;margin-right: 50px;font-size: 18px;line-height: 60px;color: #fff;overflow: hidden;text-overflow: ellipsis;white-space: nowrap;font-weight: bold;}
.sy_xw_bg .lb .lb1_l ul li .txt .ml2{width: 25px;height: 25px;border-radius: 50%;border: 1px solid #fff;font-size: 12px;color: #fff;display: flex;align-items: center;align-content: center;justify-content: center;-webkit-transition:0.5s;transition:0.5s;}
.sy_xw_bg .lb .lb1_l ul li:hover .txt{background: #ff6303;}
.sy_xw_bg .lb .lb1_l ul li:hover .txt .ml2{-webkit-transform: scale(1.1); transform: scale(1.1);}
.sy_xw_bg .lb .lb1_r{}
.sy_xw_bg .lb .lb1_r ul{display: flex;flex-wrap: wrap;}
.sy_xw_bg .lb .lb1_r ul li{width: 48.5%;margin:20px 3% 0 0;border-bottom: 1px solid #eee;padding-bottom: 20px;}
.sy_xw_bg .lb .lb1_r ul li:nth-child(2n){margin-right: 0;}
.sy_xw_bg .lb .lb1_r ul li a{display: flex;align-items: center;align-content: center;flex-direction: row-reverse;}
.sy_xw_bg .lb .lb1_r ul li a .img{overflow: hidden;width: 100px;height: 100px;background: #f2f2f2; display: flex;align-items: center;align-content: center;justify-content: center;border-radius: 20px;}
.sy_xw_bg .lb .lb1_r ul li a .img2{width: 100%;text-align: center;}
.sy_xw_bg .lb .lb1_r ul li a .img span{font-size: 42px;line-height: 1;color: #ff6303;font-weight: bold;}
.sy_xw_bg .lb .lb1_r ul li a .img p{font-size: 14px;line-height: 1;color: #282828;padding-top: 5px;}
.sy_xw_bg .lb .lb1_r ul li a .txt{flex: 1;overflow: hidden;width: 100%;padding-right: 20px;position: relative;}
.sy_xw_bg .lb .lb1_r ul li a .txt .ml1{font-size: 18px;line-height: 24px;font-weight: bold;color: #333;overflow: hidden;text-overflow: ellipsis;white-space: nowrap;-webkit-transition:0.5s;transition:0.5s;}
.sy_xw_bg .lb .lb1_r ul li a .txt .ml1:hover{color: #ff6303;}
.sy_xw_bg .lb .lb1_r ul li a .txt .ml2{padding-top: 10px;font-size: 14px;line-height: 24px;color: #666;display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 2;overflow: hidden;}

/* ============================================================
   板块8：首页直达询盘板块
   ============================================================ */
.sy_inquiry_bg {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff7f2 0%, #ffffff 100%);
    position: relative;
}

.sy_inquiry {max-width: 95%;width: 1400px;margin: 0 auto;
    display: flex;
    gap: 60px;
    align-items: center;
}

/* 左侧引导文案 */
.inquiry_left {
    flex: 1;
}

.inquiry_left h2 {
    font-size: 36px;
    font-weight: 700;
    color: #222222;
    margin-bottom: 16px;
    line-height: 1.3;
}

.inquiry_left h2 span {
    color: #ff6303;
}

.inquiry_left > p {
    font-size: 14px;
    color: #666666;
    line-height: 2;
    margin-bottom: 30px;
}

.inquiry_points {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.inquiry_points li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: #333333;
}

.inquiry_points li svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

/* 右侧表单 */
.inquiry_right {
    flex: 1;
}

.inquiry_form {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(255, 99, 3, 0.1);
}

.form_item {
    margin-bottom: 20px;
}

.form_item label {
    display: block;
    font-size: 14px;
    color: #222222;
    margin-bottom: 8px;
    font-weight: 500;
}

.form_item label span {
    color: #ff6303;
}

.form_item input,
.form_item select,
.form_item textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #eeeeee;
    border-radius: 8px;
    font-size: 14px;
    color: #333333;
    background: #fafafa;
    transition: all 0.3s ease;
}

.form_item input:focus,
.form_item select:focus,
.form_item textarea:focus {
    border-color: #ff6303;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(255, 99, 3, 0.1);
}

.form_item textarea {
    resize: vertical;
}

.form_submit {
    width: 100%;
    padding: 14px;
    background: #ff6303;
    color: #ffffff;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form_submit:hover {
    background: #e55a00;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 99, 3, 0.35);
}


/* ============================================================
   板块9：页脚
   ============================================================ */

.foot{background:#484848;padding-top: 50px;}
.foot1{display: flex;justify-content: space-between;flex-direction: row-reverse;padding-bottom: 40px;max-width: 95%;width: 1400px;margin: 0 auto;}
.foot_gz{width: 26%;}
.foot_gz .ml4{}
.foot_gz .ml4ms{font-size: 14px;line-height: 30px;color: #bbb;margin-top: 20px;}
.foot_gz .ml4 img{display: block;height: 50px;}
.foot_gz .ml5{margin-top: 20px;}
.foot_gz .ml5 dl{display: flex;flex-wrap: wrap;}
.foot_gz .ml5 dl dd{margin:0 12px 0 0;position: relative;}
.foot_gz .ml5 dl dd a{display: block;font-size: 22px;line-height:40px;width:40px;background: #ff6303;border-radius: 50%;color: #fff;text-align: center;-webkit-transition:0.5s;transition:0.5s;position: relative;overflow: hidden;}
.foot_gz .ml5 dl dd a::after{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent);transition:left 0.5s ease;}
.foot_gz .ml5 dl dd a:hover::after{left:100%;}
.foot_gz .ml5 dl dd .xl{position: absolute;left:50%;bottom: 40px;margin-left:-70px; padding-bottom: 15px;display: none;width: 140px;}
.foot_gz .ml5 dl dd .xl:after{content: "";position: absolute;left: 50%;margin-left:-10px; bottom:-5px;border: 10px solid transparent;border-top:10px solid #fff;}
.foot_gz .ml5 dl dd .xl img{display: block;width: 100%;padding: 5px;background: #fff;border-radius: 5px;box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);}
.foot_lx{width: 26%;}
.foot_lx .ml1{font-size: 20px;line-height: 30px;color: #fff;}
.foot_lx .ml2{font-size: 14px;line-height: 24px;color: #bbb;margin-top: 15px;}
.foot_lx .ml2 p{display: flex;padding: 5px 0;}
.foot_lx .ml2 p i,.foot_lx .ml2 p em{font-size: 20px;padding-right: 5px;color: #fff;}
.foot_dh{width: 38%;display: flex;justify-content: space-between;}
.foot_dh ul{width: 33.333%;}
.foot_dh ul li.bt{padding-bottom: 10px;}
.foot_dh ul li a{font-size: 14px;line-height: 30px;color: #bbb;-webkit-transition:0.5s;transition:0.5s;}
.foot_dh ul li.bt a{font-size: 20px;color: #fff;}
.foot_dh ul li a:hover{color: #fff;}
.foot_dh ul:nth-child(2){display: flex;flex-wrap: wrap;width: 66.666%;}
.foot_dh ul:nth-child(2) li{width: 50%;}
.foot_dh ul:nth-child(2) li:nth-child(1){width: 100%;}
.bqsy{font-size: 14px;line-height: 24px;padding: 20px 0;text-align: center;color: #bbb;border-top: 1px solid rgba(255, 255, 255, 0.1);}
.bqsy a{color: #bbb;}
.bqsy a:hover{color: #fff;}


/* ============================================================
   全局右侧悬浮咨询栏
   ============================================================ */
.float_bar {
    position: fixed;
    right: 20px;
    bottom: 100px;
    z-index: 998;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.float_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: #ff6303;
    border-radius: 50%;
    color: #ffffff !important;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 99, 3, 0.3);
}

.float_item:hover {
    background: #e55a00;
    transform: scale(1.1);
}

.float_item svg {
    width: 24px;
    height: 24px;
}

.float_item span {
    font-size: 10px;
    margin-top: 2px;
}

.float_top {
    background: #222222;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.float_top:hover {
    background: #333333;
}


/* ============================================================
   表单提交成功弹窗
   ============================================================ */
.toast_mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.toast_mask.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.toast_box {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px 50px;
    text-align: center;
    max-width: 360px;
    animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.toast_icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}

.toast_icon svg {
    width: 100%;
    height: 100%;
}

.toast_box p {
    font-size: 16px;
    color: #222222;
    margin-bottom: 24px;
}

.toast_btn {
    padding: 10px 40px;
    background: #ff6303;
    color: #ffffff;
    border-radius: 25px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toast_btn:hover {
    background: #e55a00;
}


/* ============================================================
   内页通用：内页 Banner + 面包屑 + 区块容器
   ============================================================ */
.ny_banner {
    margin-top: 80px;
    position: relative;
    height: 360px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.ny_banner::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.35));
}

.ny_banner_con {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
    padding: 0 20px;
}

.ny_banner_t {
    font-size: 40px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 2px;
}

.ny_banner_s {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 4px;
    margin-top: 8px;
    text-transform: uppercase;
}

.ny_bread {
    margin-top: 18px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.78);
}

.ny_bread a {
    color: rgba(255, 255, 255, 0.88);
}

.ny_bread a:hover {
    color: #ff6303;
}

.ny_bread span {
    color: #ff6303;
}

/* 内页通用区块 */
.ny_sec {
    padding: 70px 0;
}

.ny_sec_bg {
    background: #f5f5f5;
}

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

/* 内页小标题（带左侧色条） */
.ny_h3 {
    font-size: 22px;
    color: #222222;
    margin-bottom: 24px;
    padding-left: 12px;
    border-left: 4px solid #ff6303;
}

.ny_h3.center {
    text-align: center;
    border-left: none;
    padding-left: 0;
}


/* ============================================================
   about 公司简介（about.html）
   ============================================================ */
.about_intro {
    display: flex;
    gap: 50px;
    align-items: center;
}

.about_intro_img {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
}

.about_intro_img img {
    width: 100%;
    display: block;
}

.about_intro_txt {
    flex: 1;
}

.about_intro_txt h3 {
    font-size: 24px;
    color: #222222;
    margin-bottom: 16px;
}

.about_intro_txt p {
    font-size: 14px;
    color: #666666;
    line-height: 2;
    margin-bottom: 14px;
    text-align: justify;
}

.about_culture {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.about_culture .ac_card {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 12px;
    padding: 30px 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.about_culture .ac_card:hover {
    border-color: #ff6303;
    box-shadow: 0 10px 30px rgba(255, 99, 3, 0.1);
    transform: translateY(-5px);
}

.about_culture .ac_icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 16px;
    color: #ff6303;
}

.about_culture .ac_card h4 {
    font-size: 17px;
    color: #222222;
    margin-bottom: 10px;
}

.about_culture .ac_card p {
    font-size: 13px;
    color: #888888;
    line-height: 1.7;
}


/* ============================================================
   about2 发展历程（时间轴）
   ============================================================ */
.about_timeline {
    position: relative;
    max-width: 1000px;
    margin: 40px auto 0;
}

.about_timeline::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #eeeeee;
    transform: translateX(-50%);
}

.about_tl_item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
    box-sizing: border-box;
}

.about_tl_item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.about_tl_item:nth-child(even) {
    left: 50%;
    text-align: left;
}

.about_tl_item .tl_dot {
    position: absolute;
    top: 28px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ff6303;
    border: 3px solid #ffffff;
    box-shadow: 0 0 0 3px #ff6303;
}

.about_tl_item:nth-child(odd) .tl_dot {
    right: -8px;
}

.about_tl_item:nth-child(even) .tl_dot {
    left: -8px;
}

.about_tl_item .tl_year {
    font-size: 24px;
    font-weight: 700;
    color: #ff6303;
}

.about_tl_item .tl_t {
    font-size: 17px;
    color: #222222;
    margin: 6px 0;
}

.about_tl_item .tl_p {
    font-size: 14px;
    color: #888888;
    line-height: 1.8;
}

.about_tl_item .tl_img {
    margin-top: 12px;
    border-radius: 10px;
    overflow: hidden;
}

.about_tl_item .tl_img img {
    width: 100%;
    display: block;
}


/* ============================================================
   about3 荣誉资质（证书墙）/ about4 工厂参观（实景墙）
   ============================================================ */
.about_honor {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.about_honor a {
    display: block;
    border: 1px solid #eeeeee;
    border-radius: 10px;
    overflow: hidden;
    background: #ffffff;
    transition: all 0.3s ease;
}

.about_honor a:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #ff6303;
}

.about_honor .hz_img {
    overflow: hidden;
}

.about_honor .hz_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.about_honor a:hover .hz_img img {
    transform: scale(1.08);
}

.about_honor .hz_t {
    padding: 14px;
    text-align: center;
    font-size: 14px;
    color: #333333;
}

.about_factory {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.about_factory a {
    display: block;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.about_factory .ft_img {
    overflow: hidden;
}

.about_factory .ft_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.about_factory a:hover .ft_img img {
    transform: scale(1.1);
}

.about_factory .ft_cap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 14px 16px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: #ffffff;
    font-size: 14px;
}


/* ============================================================
   products 列表页（products.html）
   ============================================================ */
.prod_filter {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 60px;
}

.prod_filter .prod_tab {
    padding: 8px 22px;
    border: 1px solid #eeeeee;
    border-radius: 25px;
    font-size: 14px;
    color: #666666;
    cursor: pointer;
    transition: all 0.3s ease;
}

.prod_filter .prod_tab:hover,
.prod_filter .prod_tab.on {
    background: #ff6303;
    color: #ffffff;
    border-color: #ff6303;
}

.prod_list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.prod_item {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.prod_item:hover {
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.1);
    transform: translateY(-6px);
    border-color: #ff6303;
}

.prod_item .pi_img {
    height: 200px;
    overflow: hidden;
}

.prod_item .pi_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.prod_item:hover .pi_img img {
    transform: scale(1.08);
}

.prod_item .pi_info {
    padding: 18px 20px;
}

.prod_item .pi_info h3 {
    font-size: 16px;
    color: #222222;
    margin-bottom: 6px;
}

.prod_item .pi_info p {
    font-size: 13px;
    color: #999999;
    line-height: 1.6;
}

.prod_item .pi_more {
    margin-top: 12px;
    font-size: 13px;
    color: #ff6303;
}


/* ============================================================
   products 详情页（products-1.html）
   ============================================================ */
.prod_detail {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.prod_gallery {
    flex: 1;
}

.prod_gallery .pg_main {
    border: 1px solid #eeeeee;
    border-radius: 12px;
    overflow: hidden;
}

.prod_gallery .pg_main img {
    width: 100%;
    display: block;
}

.prod_gallery .pg_thumbs {
    display: flex;
    gap: 10px;
    margin-top: 12px;
}

.prod_gallery .pg_thumbs img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border: 2px solid #eeeeee;
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.prod_gallery .pg_thumbs img.on {
    border-color: #ff6303;
}

.prod_info {
    flex: 1;
}

.prod_info h1 {
    font-size: 28px;
    color: #222222;
    margin-bottom: 10px;
}

.prod_info .pi_sub {
    font-size: 14px;
    color: #999999;
    margin-bottom: 20px;
}

.prod_info .pi_btn {
    display: inline-block;
    padding: 12px 36px;
    background: #ff6303;
    color: #ffffff !important;
    border-radius: 25px;
    font-size: 15px;
    transition: all 0.3s ease;
}

.prod_info .pi_btn:hover {
    background: #e55a00;
    transform: translateY(-2px);
}

.prod_spec {
    width: 100%;
    border-collapse: collapse;
    margin: 22px 0;
}

.prod_spec th,
.prod_spec td {
    border: 1px solid #eeeeee;
    padding: 10px 14px;
    font-size: 14px;
    text-align: left;
}

.prod_spec th {
    background: #f5f5f5;
    color: #333333;
    width: 120px;
    font-weight: 500;
}

.prod_spec td {
    color: #666666;
}

.prod_desc {
    margin-top: 50px;
}

.prod_relate {
    margin-top: 50px;
}

.prod_relate .pr_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* 详情页内嵌询盘 */
.prod_inquiry {
    background: linear-gradient(135deg, #fff7f2, #ffffff);
    padding: 50px;
    border-radius: 16px;
    margin-top: 40px;
}


/* ============================================================
   application 列表页（application.html）
   ============================================================ */
.app_list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.app_item {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 12px;
    padding: 35px 28px;
    transition: all 0.3s ease;
}

.app_item:hover {
    border-color: #ff6303;
    background: #fff7f2;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 99, 3, 0.1);
}

.app_item .ai_icon {
    width: 54px;
    height: 54px;
    margin-bottom: 18px;
    color: #ff6303;
}

.app_item h3 {
    font-size: 18px;
    color: #222222;
    margin-bottom: 10px;
}

.app_item p {
    font-size: 14px;
    color: #888888;
    line-height: 1.8;
}

.app_item .ai_more {
    display: inline-block;
    margin-top: 14px;
    font-size: 13px;
    color: #ff6303;
}


/* ============================================================
   application 详情页（application-1.html）
   ============================================================ */
.app_hero {
    display: flex;
    gap: 40px;
    align-items: center;
}

.app_hero .ah_img {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
}

.app_hero .ah_img img {
    width: 100%;
    display: block;
}

.app_hero .ah_txt {
    flex: 1;
}

.app_hero .ah_txt h2 {
    font-size: 26px;
    color: #222222;
    margin-bottom: 12px;
}

.app_hero .ah_txt p {
    font-size: 14px;
    color: #666666;
    line-height: 2;
}

.app_products {
    margin-top: 50px;
}

.app_products .ap_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.app_scenes {
    margin-top: 50px;
}

.app_scenes .as_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.app_scenes .as_grid a {
    display: block;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.app_scenes .as_grid .as_img {
    height: 220px;
    overflow: hidden;
}

.app_scenes .as_grid .as_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.app_scenes .as_grid a:hover .as_img img {
    transform: scale(1.1);
}

.app_scenes .as_grid .as_cap {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 12px 16px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: #ffffff;
    font-size: 14px;
}


/* ============================================================
   service 服务宗旨（service.html）
   ============================================================ */
.svc_hero {
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}

.svc_hero h2 {
    font-size: 30px;
    color: #222222;
    line-height: 1.5;
}

.svc_hero p {
    font-size: 15px;
    color: #666666;
    line-height: 2;
    margin-top: 16px;
}

.svc_pillars {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
    margin-bottom: 60px;
}

.svc_pillars .sp_card {
    background: #ffffff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    border: 1px solid #eeeeee;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.svc_pillars .sp_card::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: #ff6303;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.svc_pillars .sp_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.svc_pillars .sp_card:hover::before {
    transform: scaleX(1);
}

.svc_pillars .sp_icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 18px;
    color: #ff6303;
}

.svc_pillars .sp_card h3 {
    font-size: 18px;
    color: #222222;
    margin-bottom: 12px;
}

.svc_pillars .sp_card p {
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
    text-align: justify;
}

.svc_flow {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    position: relative;
    margin-bottom: 60px;
}

.svc_flow::before {
    content: "";
    position: absolute;
    top: 35px; left: 0; right: 0;
    height: 2px;
    background: repeating-linear-gradient(to right, #ff6303 0, #ff6303 8px, transparent 8px, transparent 16px);
}

.svc_flow .sf_item {
    position: relative;
    z-index: 2;
    width: 16%;
    text-align: center;
}

.svc_flow .sf_num {
    width: 70px;
    height: 70px;
    line-height: 70px;
    border-radius: 50%;
    background: #ff6303;
    color: #ffffff;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 14px;
    box-shadow: 0 0 0 6px #ffffff;
}

.svc_flow .sf_item h4 {
    font-size: 16px;
    color: #222222;
    margin-bottom: 6px;
}

.svc_flow .sf_item p {
    font-size: 13px;
    color: #888888;
}

.svc_why {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.svc_why .sw_item {
    background: #ffffff;
    border-radius: 12px;
    padding: 30px;
    border: 1px solid #eeeeee;
}

.svc_why .sw_item h4 {
    font-size: 17px;
    color: #ff6303;
    margin-bottom: 10px;
}

.svc_why .sw_item p {
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
}


/* ============================================================
   news 列表页（news.html）
   ============================================================ */
.news_list_bg {
    padding: 70px 0;
}

.news_layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.news_main {
    flex: 1;
}

.news_li {
    display: flex;
    gap: 24px;
    padding: 24px 0;
    border-bottom: 1px solid #eeeeee;
}

.news_li .nl_date {
    flex-shrink: 0;
    width: 90px;
    text-align: center;
    background: #f5f5f5;
    border-radius: 10px;
    padding: 14px 0;
}

.news_li .nl_date .d_d {
    font-size: 30px;
    font-weight: 700;
    color: #ff6303;
    line-height: 1;
}

.news_li .nl_date .d_m {
    font-size: 13px;
    color: #999999;
    margin-top: 6px;
}

.news_li .nl_img {
    flex-shrink: 0;
    width: 240px;
    height: 150px;
    border-radius: 10px;
    overflow: hidden;
}

.news_li .nl_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news_li:hover .nl_img img {
    transform: scale(1.08);
}

.news_li .nl_txt {
    flex: 1;
}

.news_li .nl_txt h3 {
    font-size: 18px;
    color: #222222;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.news_li:hover .nl_txt h3 {
    color: #ff6303;
}

.news_li .nl_txt p {
    font-size: 14px;
    color: #888888;
    line-height: 1.8;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news_li .nl_txt .nl_more {
    display: inline-block;
    margin-top: 10px;
    font-size: 13px;
    color: #ff6303;
}

.news_side {
    width: 320px;
    flex-shrink: 0;
}

.news_side .ns_block {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.news_side .ns_t {
    font-size: 17px;
    color: #222222;
    font-weight: 600;
    margin-bottom: 16px;
    padding-left: 10px;
    border-left: 3px solid #ff6303;
}

.news_side .ns_cats a {
    display: block;
    padding: 10px 0;
    font-size: 14px;
    color: #666666;
    border-bottom: 1px dashed #eeeeee;
    transition: all 0.3s ease;
}

.news_side .ns_cats a:hover,
.news_side .ns_cats a.on {
    color: #ff6303;
    padding-left: 8px;
}

.news_side .ns_hot li {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed #eeeeee;
}

.news_side .ns_hot .nh_num {
    width: 22px;
    height: 22px;
    line-height: 22px;
    text-align: center;
    background: #ff6303;
    color: #ffffff;
    border-radius: 4px;
    font-size: 12px;
    flex-shrink: 0;
}

.news_side .ns_hot a {
    font-size: 14px;
    color: #555555;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.news_side .ns_hot a:hover {
    color: #ff6303;
}


/* ============================================================
   news 详情页（news-1.html）
   ============================================================ */
.news_detail {
    max-width: 880px;
    margin: 0 auto;
}

.news_detail .nd_title {
    font-size: 28px;
    color: #222222;
    line-height: 1.5;
    text-align: center;
}

.news_detail .nd_meta {
    text-align: center;
    font-size: 13px;
    color: #999999;
    margin: 16px 0 30px;
}

.news_detail .nd_meta span {
    margin: 0 10px;
}

.news_detail .nd_img {
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 30px;
}

.news_detail .nd_img img {
    width: 100%;
    display: block;
}

.news_detail .nd_body p {
    font-size: 15px;
    color: #555555;
    line-height: 2;
    margin-bottom: 18px;
    text-align: justify;
}

.news_relate {
    margin-top: 50px;
}

.news_relate .nr_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.news_relate .nr_item {
    border: 1px solid #eeeeee;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.news_relate .nr_item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.news_relate .nr_item img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.news_relate .nr_item .nr_t {
    padding: 14px;
    font-size: 14px;
    color: #333333;
}


/* ============================================================
   contact 联系我们（contact.html）
   ============================================================ */
.ct_info {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ct_cards .cc_card {
    background: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 12px;
    padding: 30px 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.ct_cards .cc_card:hover {
    border-color: #ff6303;
    box-shadow: 0 10px 30px rgba(255, 99, 3, 0.1);
    transform: translateY(-5px);
}

.ct_cards .cc_icon {
    width: 46px;
    height: 46px;
    margin: 0 auto 14px;
    color: #ff6303;
}

.ct_cards .cc_card h4 {
    font-size: 16px;
    color: #222222;
    margin-bottom: 8px;
}

.ct_cards .cc_card p {
    font-size: 14px;
    color: #888888;
    line-height: 1.6;
}

.ct_main {
    display: flex;
    gap: 50px;
    align-items: flex-start;
    margin-top: 50px;
}

.ct_form {
    flex: 1;
}

.ct_form .ct_form_t {
    font-size: 20px;
    color: #222222;
    margin-bottom: 24px;
}

.ct_map {
    flex: 1;
    border-radius: 16px;
    overflow: hidden;
    min-height: 656px;
    background: #f5f5f5;
    position: relative;
}

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

    .ct_map .ct_map_tip {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        background: rgba(255, 255, 255, 0.92);
        padding: 14px 24px;
        border-radius: 8px;
        font-size: 14px;
        color: #666666;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }


/* ============================================================
   通用翻页（about3 / about4 / products / news 列表页）
   ============================================================ */
.pager {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 60px 0 10px;
}

.pager a,
.pager span {
    min-width: 40px;
    height: 40px;
    line-height: 40px;
    padding: 0 14px;
    text-align: center;
    border: 1px solid #eeeeee;
    border-radius: 6px;
    color: #666666;
    font-size: 14px;
    background: #ffffff;
    transition: all 0.3s ease;
}

.pager a:hover {
    border-color: #ff6303;
    color: #ff6303;
}

.pager a.on,
.pager span.on {
    background: #ff6303;
    border-color: #ff6303;
    color: #ffffff;
    cursor: default;
}

.pager .pg_dots {
    border: none;
    background: none;
    min-width: auto;
    padding: 0 4px;
    color: #999999;
}

.pager .pg_prev,
.pager .pg_next {
    padding: 0 16px;
}