/* ========== 内容区宽度：最大 1600px ========== */
.container,
.kefu .container,
.navshow {
  width: 100% !important;
  max-width: 1600px !important;
  margin-left: auto !important;
  margin-right: auto !important;
  padding-left: 20px !important;
  padding-right: 20px !important;
  box-sizing: border-box !important;
}
@media (min-width: 992px) {
  .container,
  .kefu .container,
  .navshow {
    width: calc(100% - 40px) !important;
    max-width: 1600px !important;
  }
}
@media (min-width: 1640px) {
  .container,
  .kefu .container,
  .navshow {
    width: 1600px !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
}

/* 推荐产品 / 资讯外框跟内容同宽 */
.lanrenzhijia,
#new_box {
  width: 100% !important;
  max-width: 1600px !important;
  margin-left: auto !important;
  margin-right: auto !important;
  padding-left: 20px;
  padding-right: 20px;
  box-sizing: border-box;
}
@media (min-width: 1640px) {
  .lanrenzhijia,
  #new_box {
    width: 1600px !important;
    padding-left: 0;
    padding-right: 0;
  }
}

/* ========== 桌面：内层铺满 1600（打破旧站固定宽） ========== */
@media (min-width: 993px) {
  /* —— 推荐产品 Tab 全宽 —— */
  .lanrenzhijia .title {
    height: auto;
  }
  .lanrenzhijia .title-list {
    float: none !important;
    width: 100% !important;
    display: flex;
    position: relative;
  }
  .lanrenzhijia .title-list li {
    float: none !important;
    flex: 1 1 0;
    width: auto !important;
    min-width: 0;
  }
  .lanrenzhijia .title-list p {
    width: 25% !important;
    box-sizing: border-box;
  }

  /* —— 推荐产品 4 列网格铺满 —— */
  .lanrenzhijia .product {
    height: auto !important;
    overflow: visible !important;
  }
  .lanrenzhijia .product ul,
  .lanrenzhijia .product ul.cf {
    position: static !important;
    left: auto !important;
    display: flex;
    flex-wrap: wrap;
    margin: 0 -12px;
    width: auto !important;
  }
  .lanrenzhijia .product-wrap .product li,
  .lanrenzhijia .product-wrap .product li.ml0 {
    float: none !important;
    display: block !important;
    width: 25% !important;
    margin: 0 0 28px !important;
    padding: 0 12px;
    box-sizing: border-box;
    text-align: center;
  }
  .lanrenzhijia .product-wrap .product li a.imgwrap {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 300 / 170;
    overflow: hidden;
  }
  .lanrenzhijia .product-wrap .product li a.imgwrap img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .lanrenzhijia .product-wrap .product li p,
  .lanrenzhijia .product-wrap .product li p.mt10 {
    width: 100% !important;
    margin: 0 !important;
    padding: 0;
    box-sizing: border-box;
    line-height: 42px;
  }
  .lanrenzhijia .product-wrap .product li p a {
    margin: 0 !important;
  }

  /* —— 资讯中心铺满 —— */
  #new_box .new_con {
    max-width: 1600px !important;
    width: 100% !important;
    margin-left: auto;
    margin-right: auto;
  }
  #new_box .new_telst {
    width: 100% !important;
    max-width: none !important;
    display: flex;
    position: relative;
  }
  #new_box .new_telst li {
    float: none !important;
    flex: 1 1 0;
    width: auto !important;
    min-width: 0;
  }
  #new_box .new_telst p {
    width: 25% !important;
    left: 0;
    box-sizing: border-box;
  }
  #new_box .new_lst {
    height: auto !important;
    min-height: 280px;
    overflow: visible !important;
  }
  #new_box .new_lst ul,
  #new_box .new_lst ul.new_lst_cn {
    position: static !important;
    left: auto !important;
    display: flex;
    align-items: flex-start;
    gap: 28px;
    width: 100%;
  }
  #new_box li.new_cnlf {
    float: none !important;
    width: 30% !important;
    max-width: 480px;
    flex: 0 0 30%;
  }
  #new_box li.new_cnlf .newlf_img,
  #new_box li.new_cnlf .newlf_img img {
    width: 100% !important;
    height: auto !important;
    display: block;
  }
  #new_box li.new_cnrf {
    float: none !important;
    width: auto !important;
    flex: 1 1 0;
    margin-left: 0 !important;
    min-width: 0;
  }
  #new_box .newrf_lst dl {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px;
  }
  #new_box .newrf_lst dd {
    float: none !important;
    width: calc(50% - 20px) !important;
    margin: 0 10px 20px !important;
    box-sizing: border-box;
  }
  #new_box .newrf_lst dd:hover {
    width: calc(50% - 20px) !important;
    height: 83px;
  }
  #new_box p.newrf_tx {
    width: calc(100% - 100px) !important;
    max-width: none;
  }
}

/* ========== 内页侧栏二级导航 ========== */
.zec-layout {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  margin: 28px 0 36px;
}
.zec-layout--full {
  display: block;
}
.zec-page-title {
  margin: 28px 0 8px;
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  color: #222;
  line-height: 1.3;
}
.zec-sidenav {
  flex: 0 0 220px;
  width: 220px;
  background: #fff;
  border: 1px solid #e6ebf2;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  overflow: hidden;
}
.zec-sidenav__head {
  margin: 0;
  padding: 14px 16px;
  background: #00428b;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  line-height: 1.3;
}
.zec-sidenav__list {
  list-style: none;
  margin: 0;
  padding: 6px 0;
}
.zec-sidenav__list > li {
  margin: 0;
  padding: 0;
  list-style: none;
  border-bottom: 1px dashed #edf1f6;
}
.zec-sidenav__list > li:last-child {
  border-bottom: 0;
}
.zec-sidenav__list a {
  display: block;
  padding: 11px 16px;
  color: #333 !important;
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none !important;
  transition: background .15s ease, color .15s ease;
}
.zec-sidenav__list a:hover {
  background: #f3f7fc;
  color: #00428b !important;
}
.zec-sidenav__list a.is-active {
  background: #ffaa00;
  color: #fff !important;
  font-weight: 700;
}
.zec-mainpanel {
  flex: 1 1 auto;
  min-width: 0;
  margin-bottom: 0;
}
.zec-mainpanel .contenttxt {
  padding: 4px 2px 20px;
  line-height: 1.8;
  font-size: 15px;
}
.zec-mainpanel .newslist ul > li {
  overflow: hidden;
}

/* 首页优势区块：外链背景失效后去掉 240px 空顶 */
.adanlis {
  padding: 36px 0 20px !important;
  background: #f4f6f9 !important;
  background-image: none !important;
}
.adanlis .advanli {
  margin-bottom: 12px;
}
.adanlis .advanli img {
  display: block;
  width: 100%;
  height: auto;
}
.compnaybg {
  background-image: none !important;
  background-color: #fff !important;
  padding: 20px 0 40px;
}
.compnaybg.mt-30 {
  margin-top: 10px !important;
}

/* ========== 联系我们页 ========== */
.zec-contact {
  background: #fff;
  border: 1px solid #e6ebf2;
  padding: 22px 24px 28px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.zec-contact__title {
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid #00428b;
  font-size: 24px;
  font-weight: 700;
  color: #222;
  line-height: 1.3;
}
.zec-contact__grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(320px, 1.2fr);
  gap: 20px;
  align-items: start;
}
.zec-contact__card {
  background: #f7f9fc;
  border: 1px solid #e8eef5;
  padding: 18px 18px 20px;
}
.zec-contact__card-title {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: #00428b;
  line-height: 1.3;
}
.zec-contact__desc {
  margin: -4px 0 14px;
  color: #667788;
  font-size: 13px;
  line-height: 1.5;
}
.zec-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.zec-contact__list > li {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px dashed #dde5ef;
  align-items: start;
}
.zec-contact__list > li:last-child {
  border-bottom: 0;
}
.zec-contact__label {
  color: #8896a6;
  font-size: 13px;
  line-height: 1.5;
}
.zec-contact__value {
  color: #222;
  font-size: 15px;
  line-height: 1.5;
  word-break: break-word;
}
.zec-contact__value a {
  color: #00428b !important;
  text-decoration: none !important;
}
.zec-contact__value a:hover {
  text-decoration: underline !important;
}
.zec-contact__phone {
  font-size: 20px !important;
  font-weight: 700;
  color: #c8102e !important;
  letter-spacing: 0.5px;
}
.zec-contact__tip {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid #e8eef5;
  color: #667788;
  font-size: 13px;
}
.zec-contact-form .form__group,
.zec-contact-form .form-row {
  margin-bottom: 12px;
}
.zec-contact-form .form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.zec-contact-form label {
  display: block;
  margin-bottom: 6px;
  color: #445566;
  font-size: 13px;
  font-weight: 600;
}
.zec-contact-form input,
.zec-contact-form textarea,
.zec-contact-form .form__input {
  width: 100% !important;
  max-width: none !important;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid #cfd8e3;
  background: #fff;
  color: #222;
  font-size: 14px;
  line-height: 1.4;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.zec-contact-form input:focus,
.zec-contact-form textarea:focus,
.zec-contact-form .form__input:focus {
  border-color: #00428b;
  box-shadow: 0 0 0 3px rgba(0, 66, 139, 0.12);
}
.zec-contact-form textarea {
  min-height: 120px;
  resize: vertical;
}
.zec-contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.zec-contact-form__actions {
  margin-top: 6px;
}
.zec-contact-form button[type="submit"] {
  display: inline-block;
  min-width: 140px;
  padding: 11px 28px;
  border: 0;
  background: #c8102e;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s ease;
}
.zec-contact-form button[type="submit"]:hover {
  background: #a50d25;
}
@media (max-width: 1100px) {
  .zec-contact__grid {
    grid-template-columns: 1fr;
  }
}

/* ========== Banner 轮播 ========== */
.zec-banner {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #0b1c2c;
}
.zec-banner__viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 560;
  max-height: 560px;
  overflow: hidden;
}
.zec-banner__track {
  display: flex;
  height: 100%;
  width: 100%;
  transition: transform .55s ease;
  will-change: transform;
}
.zec-banner__slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}
.zec-banner__slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.zec-banner__dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 14px;
  z-index: 3;
  text-align: center;
  margin: 0;
  padding: 0;
  list-style: none;
}
.zec-banner__dots li {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin: 0 5px;
  border-radius: 50%;
  background: rgba(255,255,255,.45);
  cursor: pointer;
  text-indent: -999px;
  overflow: hidden;
  vertical-align: middle;
}
.zec-banner__dots li.is-active {
  background: #fff;
  width: 26px;
  border-radius: 8px;
}
.zec-banner__prev,
.zec-banner__next {
  position: absolute;
  top: 50%;
  z-index: 3;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: rgba(0,0,0,.35);
  color: #fff;
  font-size: 22px;
  line-height: 42px;
  cursor: pointer;
  opacity: 0;
  transition: opacity .2s;
}
.zec-banner:hover .zec-banner__prev,
.zec-banner:hover .zec-banner__next { opacity: 1; }
.zec-banner__prev { left: 16px; }
.zec-banner__next { right: 16px; }

/* ========== 头部导航（自研，不依赖 H-ui 下拉） ========== */
.zec-header-wrap {
  background: #fff;
  border-bottom: 1px solid #eef1f5;
}
.zec-header__bar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 88px;
  padding: 8px 0;
}
.zec-header__brand {
  display: flex;
  align-items: center;
  flex: 0 1 auto;
  max-width: 42%;
  text-decoration: none;
}
.zec-header__logo-img {
  display: block;
  max-height: 72px;
  width: auto;
  height: auto;
  max-width: 100%;
  object-fit: contain;
}
.zec-header__nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}
.zec-nav-list {
  display: flex;
  align-items: stretch;
  margin: 0;
  padding: 0;
  list-style: none;
}
.zec-nav-item {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}
.zec-nav-row {
  display: flex;
  align-items: stretch;
}
.zec-nav-link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 18px;
  font: 700 16px/1.35 "Microsoft Yahei", "PingFang SC", sans-serif;
  color: #333 !important;
  text-decoration: none !important;
  white-space: nowrap;
  background: transparent;
}
.zec-nav-item.is-current > .zec-nav-link,
.zec-nav-item.is-current > .zec-nav-row > .zec-nav-link,
.zec-nav-link:hover {
  color: #fff !important;
  background: #1d98d8;
}
.zec-nav-expand {
  display: none;
}
.zec-submenu {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  z-index: 50;
  min-width: 180px;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  background: #fff;
  border: 1px solid #e8eef5;
  box-shadow: 0 8px 24px rgba(15, 23, 42, .12);
}
.zec-nav-item.has-children:hover > .zec-submenu {
  display: block;
}
.zec-submenu a {
  display: block;
  padding: 10px 16px;
  font: 400 14px/1.4 "Microsoft Yahei", "PingFang SC", sans-serif;
  color: #333 !important;
  text-decoration: none !important;
  white-space: nowrap;
}
.zec-submenu a:hover {
  color: #1d98d8 !important;
  background: #f3f7fc;
}

.zec-nav-toggle {
  display: none;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 0;
  border: 1px solid #d8dee8;
  background: #fff;
  border-radius: 8px;
  cursor: pointer;
  z-index: 130;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.zec-nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: #222;
  border-radius: 1px;
  transition: transform .2s ease, opacity .2s ease;
}
.zec-nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.zec-nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.zec-nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Banner 保底高度，避免塌陷 */
.zec-banner {
  display: block !important;
  min-height: 160px;
}
.zec-banner__viewport {
  min-height: 160px;
}
.zec-banner__slide img {
  min-height: 120px;
}

/* ========== 通用响应式 ========== */
html, body { max-width: 100%; overflow-x: hidden; }
img { max-width: 100%; height: auto; }
.wap-container { overflow-x: hidden; max-width: 100%; }

@media (max-width: 992px) {
  .zec-header__bar { min-height: 72px; }
  .zec-header__logo-img { max-height: 56px; }
  .zec-header__nav .zec-nav-link,
  .zec-header__nav > ul > li > a {
    padding: 8px 12px !important;
    font-size: 15px !important;
  }
  .productbox .pic-box img { height: 180px; }
  .titlece.size26 { font-size: 22px !important; }
  .lanrenzhijia .title-list li { padding: 0 12px; font-size: 14px; width: auto !important; }
  .adanlis .advanli img { width: 100%; }
  .new_cnlf, .new_cnrf { width: 100% !important; float: none !important; }
  .newlf_img img { width: 100% !important; height: auto !important; }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 68px; /* 给底部固定电话条留空 */
  }
  .topkey {
    font-size: 12px;
    padding: 6px 12px;
    line-height: 1.35;
  }
  .zec-topkey__wx { display: none !important; }

  .container,
  .kefu .container,
  .navshow,
  .lanrenzhijia,
  #new_box {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 12px !important;
    padding-right: 12px !important;
    box-sizing: border-box !important;
  }

  /* —— 单行：Logo 左 + 汉堡右 —— */
  .zec-header-wrap {
    position: sticky;
    top: 0;
    z-index: 200;
    background: #fff;
    box-shadow: 0 1px 0 rgba(15,23,42,.06);
  }
  .zec-header {
    padding-left: 12px !important;
    padding-right: 12px !important;
  }
  .zec-header__bar {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    min-height: 56px;
    padding: 6px 0;
  }
  .zec-header__brand {
    max-width: calc(100% - 56px);
    flex: 1 1 auto;
  }
  .zec-header__logo-img { max-height: 44px; }
  .zec-nav-toggle {
    display: inline-block;
    position: relative;
    flex: 0 0 44px;
  }

  /* 下拉面板 */
  .zec-header__nav,
  #Hui-navbar {
    display: none;
    position: absolute;
    left: 12px;
    right: 12px;
    top: calc(100% + 4px);
    z-index: 220;
    width: auto !important;
    max-height: min(78vh, 640px);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: #fff;
    border: 1px solid #e5ebf3;
    border-radius: 12px;
    box-shadow: 0 16px 40px rgba(15, 23, 42, .16);
  }
  #Hui-navbar.is-open {
    display: block !important;
  }

  .zec-nav-list {
    display: block !important;
    width: 100%;
    margin: 0;
    padding: 6px 0 10px;
  }
  .zec-nav-item {
    display: block;
    width: 100%;
    border-bottom: 1px solid #eef2f7;
  }
  .zec-nav-item:last-child { border-bottom: 0; }

  .zec-nav-row {
    display: flex;
    align-items: stretch;
    width: 100%;
  }
  .zec-nav-link {
    flex: 1 1 auto;
    justify-content: flex-start;
    min-height: 48px;
    padding: 12px 8px 12px 16px !important;
    font: 600 15px/1.4 "Microsoft Yahei", "PingFang SC", sans-serif !important;
    color: #1f2937 !important;
    background: #fff !important;
    white-space: normal !important;
  }
  .zec-nav-item.is-current > .zec-nav-link,
  .zec-nav-item.is-current > .zec-nav-row > .zec-nav-link,
  .zec-nav-link:hover {
    color: #00428b !important;
    background: #f3f7fc !important;
  }

  /* 右侧箭头：只负责展开二级，不挡主链接 */
  .zec-nav-expand {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    flex: 0 0 48px;
    width: 48px;
    margin: 0;
    padding: 0;
    border: 0;
    border-left: 1px solid #eef2f7;
    background: #fff;
    color: #667788;
    cursor: pointer;
  }
  .zec-nav-expand__icon {
    display: block;
    width: 8px;
    height: 8px;
    border-right: 2px solid #667788;
    border-bottom: 2px solid #667788;
    transform: rotate(45deg);
    transition: transform .2s ease;
  }
  .has-children.is-expanded > .zec-nav-row .zec-nav-expand__icon {
    transform: rotate(225deg);
    margin-top: 4px;
  }
  .has-children.is-expanded > .zec-nav-row .zec-nav-expand {
    background: #f3f7fc;
    color: #00428b;
  }

  /* 二级：点右侧箭头展开，完整列出并可滚动 */
  .zec-nav-item.has-children:hover > .zec-submenu {
    display: none !important; /* 移动端禁用桌面 hover，避免错位叠字 */
  }
  .zec-submenu {
    display: none !important;
    position: static !important;
    left: auto !important;
    top: auto !important;
    right: auto !important;
    bottom: auto !important;
    min-width: 0 !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 4px 0 10px !important;
    border: 0 !important;
    box-shadow: none !important;
    background: #f5f8fc !important;
    overflow: visible !important;
  }
  .zec-nav-item.has-children.is-expanded > .zec-submenu {
    display: block !important;
  }
  .zec-submenu li {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    border: 0;
  }
  .zec-submenu a {
    display: block !important;
    padding: 11px 16px 11px 28px !important;
    font: 400 14px/1.45 "Microsoft Yahei", "PingFang SC", sans-serif !important;
    color: #374151 !important;
    white-space: normal !important;
    background: transparent !important;
  }
  .zec-submenu a:hover {
    color: #00428b !important;
    background: #eaf1fa !important;
  }

  .zec-banner {
    min-height: 140px !important;
  }
  .zec-banner__viewport {
    aspect-ratio: 16 / 7;
    max-height: 220px;
    min-height: 140px !important;
  }
  .zec-banner__slide img {
    min-height: 140px;
    object-fit: cover;
  }
  .zec-banner__prev,
  .zec-banner__next { opacity: .7; width: 34px; height: 34px; line-height: 34px; font-size: 18px; }

  /* —— 推荐产品：禁止桌面固定宽撑破屏幕 —— */
  .lanrenzhijia {
    margin-top: 16px !important;
  }
  .lanrenzhijia .title {
    height: auto !important;
    overflow: visible;
  }
  .lanrenzhijia .title-list {
    float: none !important;
    width: 100% !important;
    display: flex !important;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }
  .lanrenzhijia .title-list li {
    float: none !important;
    flex: 1 0 auto;
    width: auto !important;
    min-width: 22%;
    padding: 0 10px !important;
    font-size: 13px !important;
    line-height: 40px !important;
  }
  .lanrenzhijia .title-list p {
    width: auto !important;
    min-width: 22%;
  }
  .lanrenzhijia .product {
    height: auto !important;
    overflow: visible !important;
  }
  .lanrenzhijia .product ul,
  .lanrenzhijia .product ul.cf {
    position: static !important;
    display: flex !important;
    flex-wrap: wrap;
    margin: 0 -6px !important;
    width: auto !important;
  }
  .lanrenzhijia .product-wrap .product li,
  .lanrenzhijia .product-wrap .product li.ml0 {
    float: none !important;
    display: block !important;
    width: 50% !important;
    margin: 0 0 12px !important;
    padding: 0 6px !important;
    box-sizing: border-box;
  }
  .lanrenzhijia .product-wrap .product li a.imgwrap {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 300 / 170;
  }
  .lanrenzhijia .product-wrap .product li a.imgwrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .lanrenzhijia .product-wrap .product li p,
  .lanrenzhijia .product-wrap .product li p.mt10 {
    width: 100% !important;
    margin: 0 !important;
    line-height: 36px !important;
  }

  #new_box .new_con { max-width: 100% !important; }
  #new_box .new_telst {
    width: 100% !important;
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    white-space: nowrap;
  }
  #new_box .new_telst li {
    float: none !important;
    flex: 1 0 auto;
    width: auto !important;
  }

  .cases-list .item.col-xs-12,
  .cases-list .item.col-md-3,
  .cases-list .item.col-md-4 {
    width: 50% !important;
    float: left;
    padding: 0 6px 12px;
    box-sizing: border-box;
  }
  .productlist .item.col-md-4 {
    width: 50% !important;
  }

  .adanlis .advanli {
    width: 100% !important;
    margin-bottom: 16px;
  }
  .compnaybg .item,
  .compnaybg .col-md-6 {
    width: 100% !important;
  }

  .zec-layout {
    display: block;
    margin: 16px 0 24px;
  }
  .zec-page-title {
    margin: 18px 0 6px;
    font-size: 22px;
  }
  .zec-sidenav {
    width: 100%;
    flex: none;
    margin-bottom: 14px;
  }
  .zec-sidenav__list {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0;
  }
  .zec-sidenav__list > li {
    flex: 0 0 auto;
    border-bottom: 0;
    border-right: 1px solid #edf1f6;
  }
  .zec-sidenav__list a {
    white-space: nowrap;
    padding: 10px 14px;
  }

  .footer .item { width: 100% !important; }
  .footer .dibuewm { float: none !important; margin: 0 0 12px; }
  .bottomtel { font-size: 16px; }
  .bottomteltxt {
    width: auto !important;
    max-width: 100%;
    padding-left: 0 !important;
    background: none !important;
    text-align: center;
  }
  .footimgbox {
    overflow: hidden;
  }
  .footimgbox .container {
    display: flex;
    flex-wrap: wrap;
  }
  .footimgbox .footimg {
    width: 50% !important;
    float: none;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    text-align: left;
    padding: 12px 10px;
    font-size: 12px;
    line-height: 1.35 !important;
  }
  .footimgbox .footimg i {
    font-size: 32px !important;
    line-height: 1 !important;
    flex-shrink: 0;
  }
  .footimgbox .footimg span {
    display: block;
    min-width: 0;
  }
  .footimgbox .footimg:last-child {
    width: 100% !important;
    justify-content: center;
    text-align: center;
  }

  .contenttxt { padding: 0 4px; }
  .contenttxt h2 { font-size: 18px; }
  .inquiry-box input,
  .inquiry-box textarea { max-width: 100%; }

  .zec-contact {
    padding: 16px 14px 20px;
  }
  .zec-contact__title {
    font-size: 20px;
    margin-bottom: 14px;
  }
  .zec-contact-form__row {
    grid-template-columns: 1fr;
  }
  .zec-contact__list > li {
    grid-template-columns: 64px minmax(0, 1fr);
  }
  .zec-contact__phone {
    font-size: 18px !important;
  }

  /* 侧边客服：贴右下，避开底部电话条 */
  .suspension {
    right: 8px !important;
    bottom: 78px !important;
    width: 48px !important;
    height: auto !important;
    transform: none !important;
    z-index: 80;
  }
  .suspension .a {
    width: 40px !important;
    height: 40px !important;
    margin-bottom: 4px;
  }
  .bottomtel {
    height: 56px !important;
    font-size: 18px !important;
    line-height: 56px !important;
  }
  .bottomteltxt strong {
    float: none !important;
    font-size: 20px !important;
    line-height: 56px !important;
  }
  .main,
  #main-content,
  .wap-container {
    padding-bottom: 8px;
  }
}

@media (max-width: 480px) {
  .zec-banner__viewport {
    aspect-ratio: 16 / 9;
    max-height: 180px;
    min-height: 120px !important;
  }
  .zec-header__logo-img { max-height: 40px; }
  .lanrenzhijia .product-wrap .product li,
  .lanrenzhijia .product-wrap .product li.ml0,
  .cases-list .item.col-xs-12,
  .cases-list .item.col-md-3,
  .cases-list .item.col-md-4,
  .productlist .item.col-md-4 {
    width: 100% !important;
  }
  .lanrenzhijia .title-list li {
    min-width: 28%;
    font-size: 12px !important;
  }
  .footimgbox .footimg {
    width: 50% !important;
    padding: 10px 8px;
    font-size: 11px;
  }
  .footimgbox .footimg i {
    font-size: 28px !important;
  }
  .footimgbox .footimg:last-child {
    width: 100% !important;
  }
  .productbox .pic-box img { height: 200px; }
}