@charset "utf-8";
/* ============================================
   利辛特散初级中学书画有限公司 - 全站样式
   基于参考站 https://demoall2.5fa.cn/634/
   ============================================ */

/* ========== 全局重置 ========== */
* {
  transition: background-color ease .3s;
  -moz-transition: background-color ease .3s;
  -webkit-transition: background-color ease .3s;
  -o-transition: background-color ease .3s;
}
html {
  -webkit-text-size-adjust: none;
  text-align: justify;
  text-justify: inter-ideograph;
  word-break: break-all;
  overflow-x: hidden;
}
body, div, dl, dt, dd, ul, ol, li, pre, code, form, fieldset, legend, input, button, textarea, p, blockquote, h1, h2, h3, h4, h5, h6, font {
  margin: 0;
  padding: 0;
  border: 0;
}
input, button, textarea, select, optgroup, option {
  font-family: inherit;
  font-size: 100%;
  font-style: inherit;
  font-weight: inherit;
}
ul, li, dl, dt, dd, ol {
  display: block;
  list-style: none;
}
img {
  border: 0;
  max-width: 100%;
}
a {
  text-decoration: none;
  outline: 0;
  color: #515d6b;
  -webkit-transition: all 0.5s ease-in-out 0s;
  -moz-transition: all 0.5s ease-in-out 0s;
  transition: all 0.5s ease-in-out 0s;
}
body {
  color: #515d6b;
  font-size: 12px;
  overflow-x: hidden;
  background: #fff;
  font-family: "microsoft yahei", "Microsoft YaHei", "微软雅黑", sans-serif;
}

/* ========== 工具类 ========== */
.fl { float: left; }
.fr { float: right; }
.clear { clear: both; height: 0; overflow: hidden; }
.center { text-align: center; }
.main, .fyMain {
  width: 980px;
  max-width: 100%;
  margin: 0 auto;
  clear: both;
  position: relative;
  padding: 0 15px;
  box-sizing: border-box;
}
.fyMain {
  overflow-x: hidden;
  overflow-y: auto;
  padding-bottom: 40px;
}

/* ========== 顶部信息栏 topbox ========== */
.topbox {
  width: 100%;
  min-width: 320px;
  height: auto;
  padding: 16px 0;
  position: relative;
  z-index: 9;
  background: #da0c0c;
}
.topbox .main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
/* Logo区 */
.logobox {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logobox .logo-svg {
  flex-shrink: 0;
}
.logobox .logo-txt {
  display: flex;
  flex-direction: column;
}
.logobox .logo-brand {
  font-size: 22px;
  font-weight: bold;
  color: #fff;
  line-height: 1.3;
  white-space: nowrap;
}
.logobox .logo-keywords {
  font-size: 12px;
  color: #fff23e;
  letter-spacing: 3px;
  line-height: 1.3;
}

/* 电话区 */
.telbox {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.telbox .tel-label {
  font: 22px/26px 'Microsoft Yahei';
  color: #fff23e;
  padding-right: 30px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23fff23e' stroke-width='2'%3E%3Cpath d='M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07 19.5 19.5 0 01-6-6 19.79 19.79 0 01-3.07-8.67A2 2 0 014.11 2h3a2 2 0 012 1.72c.127.96.361 1.903.7 2.81a2 2 0 01-.45 2.11L8.09 9.91a16 16 0 006 6l1.27-1.27a2 2 0 012.11-.45c.907.339 1.85.573 2.81.7A2 2 0 0122 16.92z'/%3E%3C/svg%3E") right center no-repeat;
}
.telbox .tel-num {
  color: #fff;
  font: 30px/40px 'Impact', 'Arial Black', sans-serif;
}

/* ========== 导航栏 menubox（放在topbox内部） ========== */
.menubox {
  width: 100%;
  height: auto;
  background: #000;
}
.menubox .main {
  position: relative;
}
.menubox .nav-list {
  display: flex;
  height: 70px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='2' height='70'%3E%3Cline x1='1' y1='10' x2='1' y2='60' stroke='%23333' stroke-width='1'/%3E%3C/svg%3E") center left repeat-x;
}
.menubox .nav-list > li {
  position: relative;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='2' height='70'%3E%3Cline x1='1' y1='10' x2='1' y2='60' stroke='%23333' stroke-width='1'/%3E%3C/svg%3E") center right no-repeat;
  margin-left: -1px;
}
.menubox .nav-list > li > a {
  display: block;
  width: 100px;
  line-height: 70px;
  text-align: center;
  font-size: 16px;
  color: #fff;
  font-family: 'Microsoft Yahei';
}
.menubox .nav-list > li > a:hover,
.menubox .nav-list > li.active > a,
.menubox .nav-list > li.cur > a {
  background: linear-gradient(to top, #da0c0c 3px, transparent 3px) center bottom no-repeat;
  color: #da0c0c;
}

/* 汉堡菜单按钮 */
.hamburger {
  display: none;
  cursor: pointer;
  padding: 10px;
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
}
.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background: #fff;
  margin: 5px 0;
  transition: all 0.3s;
}

/* 下拉子菜单 */
.submenu {
  display: none;
  position: absolute;
  z-index: 9999;
  text-align: center;
  top: 68px;
  left: 0;
  padding-top: 10px;
}
.submenu-inner {
  background: #000;
  width: 100px;
  opacity: 0.9;
  filter: alpha(opacity=90);
}
.submenu-inner a {
  display: block;
  height: 35px;
  line-height: 35px;
  font-size: 14px;
  color: #fff;
  border-bottom: 1px solid #202020;
}
.submenu-inner a:hover {
  background: #202020 !important;
  color: #fff !important;
}
.menubox .nav-list > li:hover .submenu {
  display: block;
}
.submenu-arrow {
  width: 0;
  height: 0;
  position: absolute;
  top: 5px;
  left: 50%;
  margin-left: -5px;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 5px solid #000;
}

/* ========== Banner轮播 ========== */
.banner {
  width: 100%;
  position: relative;
  overflow: hidden;
}
.banner .main_content {
  width: 100%;
  max-width: 1004px;
  margin: 0 auto;
  position: relative;
}
.nf_hp_kv {
  margin: 0 auto;
  position: relative;
  width: 100%;
  max-width: 2000px;
}
.banner .window {
  height: 398px;
  overflow: hidden;
  position: relative;
  width: 100%;
}
.banner .kv_item {
  height: 398px;
  overflow: hidden;
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;
  background-size: cover;
  background-position: center center;
}
.banner .kv_item .kv-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
  width: 80%;
  max-width: 800px;
}
.banner .kv_item .kv-text h2 {
  font-size: 36px;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
  margin-bottom: 10px;
  line-height: 1.4;
}
.banner .kv_item .kv-text p {
  font-size: 18px;
  text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}
.banner .kv_item::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.3);
  z-index: 1;
}
/* Banner导航点 */
.banner .js_nav {
  left: 0;
  height: 6px;
  text-align: center;
  width: 100%;
  position: absolute;
  bottom: 30px;
  z-index: 10;
}
.banner .js_nav ul {
  margin: 0 auto;
  width: 940px;
  max-width: 100%;
  text-align: center;
  padding: 0;
}
.banner .js_nav li {
  height: 4px;
  width: 50px;
  margin: 12px;
  display: inline-block;
  *display: inline;
  *zoom: 1;
  cursor: pointer;
}
.banner .js_nav li a {
  display: inline;
  float: left;
  height: 4px;
  overflow: hidden;
  width: 100%;
  font-size: 0;
  background: #363636;
}
.banner .js_nav li.active a,
.banner .js_nav li a:hover {
  background: #da0c0c;
}
/* Banner 前后按钮 */
.banner .btn_prev,
.banner .btn_next {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 40px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  font-size: 24px;
  color: #fff;
  background: rgba(0,0,0,0.4);
  cursor: pointer;
}
.banner .btn_prev { left: 0; }
.banner .btn_next { right: 0; }
.banner .btn_prev:hover,
.banner .btn_next:hover {
  background: rgba(218,12,12,0.7);
}

/* ========== 公告栏 ========== */
.notice {
  width: 100%;
  height: 60px;
  background: #252525;
  position: relative;
  z-index: 999;
}
.notice .main {
  display: flex;
  align-items: center;
  height: 60px;
}
.notice b {
  float: left;
  color: #fff;
  font-size: 14px;
  font-weight: normal;
  line-height: 60px;
  font-family: 'Microsoft Yahei';
  white-space: nowrap;
}
.notice marquee {
  float: left;
  display: inline;
  margin-left: 20px;
  width: 400px;
  line-height: 60px;
  color: #fff;
}
/* 搜索框 */
.searchbox {
  position: relative;
  float: right;
  width: 373px;
  max-width: 50%;
  z-index: 9999;
  height: 32px;
  line-height: 32px;
  display: inline-flex;
  align-items: center;
  margin-left: auto;
}
.searchbox .search-text {
  float: left;
  width: 237px;
  padding-left: 5px;
  color: #707070;
  height: 30px;
  line-height: 30px;
  border: 1px solid #d4d4d4;
  font-size: 12px;
  box-sizing: border-box;
}
.searchbox .search-btn {
  float: left;
  width: 33px;
  margin-left: 3px;
  height: 32px;
  display: inline;
  background: #da0c0c url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E") center center no-repeat;
  cursor: pointer;
  border: none;
}

/* ========== 区块标题 ititle ========== */
.ititle {
  width: 100%;
  margin-top: 50px;
  border-top: 1px solid #c6c6c6;
  float: left;
  text-align: center;
  clear: both;
}
/* 内页viewcon中的ititle不用float，避免空白 */
.viewcon .ititle {
  float: none;
  margin-top: 30px;
  display: block;
}
.ititle p {
  margin-top: -50px;
  position: relative;
  text-transform: uppercase;
  color: #f5a30f;
  font: 16px/20px 'arial';
}
.ititle span {
  margin: 0 auto;
  background: #fff;
  width: 137px;
  line-height: 40px;
  color: #da0c0c;
  display: block;
  text-align: center;
  font-size: 24px;
  font-family: 'Microsoft Yahei';
  font-weight: bold;
}
.ititle em {
  font-style: normal;
  color: #295087;
  font-size: 14px;
  font-family: 'Microsoft Yahei';
}

/* ========== 案例/作品展示区 activity ========== */
.activity {
  background: #f0f0f0;
  width: 100%;
  float: left;
  border-bottom: 1px solid #dcdcdc;
  padding-top: 36px;
  padding-bottom: 20px;
}
.activity .ititle span {
  background: #f0f0f0;
}

/* 横向滚动作品区 */
.partFourM {
  width: 100%;
  max-width: 980px;
  margin-top: 30px;
  position: relative;
  float: left;
  display: flex;
  align-items: flex-start;
}
.partFourCon {
  height: 213px;
  display: inline;
  width: calc(100% - 100px);
  float: left;
  overflow: hidden;
  position: relative;
}
.pro {
  float: left;
  display: flex;
}
.pro li {
  float: left;
  margin: 0 10px;
  width: 200px;
  display: inline;
  flex-shrink: 0;
}
.pro li .proimg {
  border: 3px solid #252525;
  display: block;
  width: 194px;
  height: 144px;
  overflow: hidden;
}
.pro li .proimg:hover {
  border: 3px solid #da0c0c;
}
.proimg {
  float: left;
}
.proimg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pro li a:hover img {
  -webkit-transform: scale(1.1);
  -ms-transform: scale(1.1);
  -moz-transform: scale(1.1);
  transform: scale(1.1);
  -webkit-transition: all ease-in-out .3s;
  transition: all ease-in-out .3s;
}
.protxt {
  float: left;
  width: 100%;
  margin-top: 15px;
  color: #295087;
  font-size: 14px;
}
.protxt em {
  font-style: normal;
  color: #da0c0c;
  font-family: 'impact';
  font-size: 18px;
  width: 63px;
  float: left;
  text-align: center;
  margin-top: 10px;
}
.protxt font {
  color: #da0c0c;
}
.protxt span {
  display: block;
  margin-bottom: 8px;
  height: 17px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}
.imore {
  width: 100%;
  float: left;
  text-align: center;
  padding-top: 30px;
}
.imore a {
  display: inline-block;
  padding: 8px 30px;
  background: #da0c0c;
  color: #fff;
  font-size: 14px;
  border-radius: 3px;
}
.imore a:hover {
  background: #b80a0a;
}

/* 滚动按钮 */
.leftctrl, .rightctrl {
  width: 34px;
  float: left;
  margin-top: 68px;
  height: 34px;
  line-height: 34px;
  text-align: center;
  display: inline;
  font-size: 16px;
  font-family: '宋体';
  color: #fff;
  background: #da0c0c;
  cursor: pointer;
  flex-shrink: 0;
  border-radius: 3px;
}
.leftctrl:hover, .rightctrl:hover {
  background: #000;
}
.leftctrl { margin-right: 10px; }
.rightctrl { margin-left: 10px; }

/* ========== 关于我们 aboutbox ========== */
.aboutbox {
  float: left;
  width: 100%;
  padding-top: 42px;
  padding-bottom: 50px;
}
.aboutbox .about-title-bar {
  background: #da0c0c;
  width: 100%;
  height: 46px;
  line-height: 46px;
  margin-bottom: 20px;
}
.aboutbox .about-title-bar span {
  float: left;
  color: #fff;
  font-size: 18px;
  font-weight: bold;
  padding-left: 15px;
  font-family: 'Microsoft Yahei';
}
.aboutbox .about-title-bar a {
  float: right;
  width: 60px;
  color: #fff;
  text-align: center;
  background: #6d0606;
  font-size: 13px;
}
.abouttxt {
  padding: 30px 0;
  width: 100%;
  float: left;
  font-size: 14px;
  line-height: 35px;
  color: #295087;
}
.aboutimg {
  float: left;
  width: 100%;
  padding-bottom: 30px;
}
.aboutimg img {
  display: block;
  width: 100%;
  max-height: 130px;
  object-fit: cover;
}
.aboutcontact {
  text-align: center;
}
.aboutcontact span {
  width: 100%;
  display: block;
  font: 20px/26px 'Microsoft Yahei';
  color: #295087;
}
.aboutcontact font {
  font: 24px/24px 'Impact';
  color: #da0c0c;
}

/* ========== 产品展示区 productbox ========== */
.productbox {
  overflow: hidden;
  position: relative;
  width: 100%;
  background: #f0f0f0;
  border-top: 1px solid #dcdcdc;
  border-bottom: 1px solid #dcdcdc;
  padding-top: 40px;
  padding-bottom: 50px;
}
.productbox .ititle span {
  background: #f0f0f0;
}

/* 产品导航标签 */
.pronav {
  color: #767d8d;
  float: left;
  width: 100%;
  font-size: 14px;
  height: 35px;
  margin-top: 27px;
  text-align: center;
}
.pronav a {
  color: #295087;
  padding: 4px 10px;
}
.pronav a:hover {
  color: #fff;
  background: #000;
}
.pronav .pronavmore {
  color: #ec3726;
}

/* 产品四列网格区 */
.productbox .view-port {
  padding-top: 40px;
  float: left;
  width: 100%;
}
.productbox .slider-container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  width: 100%;
  justify-content: flex-start;
}
.productbox .slider-container .item {
  width: calc(25% - 15px);
  min-width: 200px;
  display: inline-block;
}
.productbox .slider-container .item .procard {
  background: #1a1d22;
  width: 100%;
  display: block;
  position: relative;
  top: 0;
  transition: top 0.3s ease;
}
.productbox .slider-container .item .procard:hover {
  top: -10px;
}
.productbox .slider-container .item .procard:hover .proname {
  background: #da0c0c;
}
.productbox .slider-container .item .procard .proimg {
  width: 100%;
  height: 165px;
  overflow: hidden;
}
.productbox .slider-container .item .procard .proimg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.proname {
  display: block;
  height: 45px;
  line-height: 25px;
  color: #fff;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  width: 210px;
  padding: 5px 0 5px 10px;
  font-size: 14px;
}

/* 产品分页圆点 */
.bullet-pagination {
  width: 100%;
  text-align: center;
  float: left;
  padding-top: 40px;
}
.bullet {
  display: inline-block;
  background: #000;
  width: 15px;
  height: 15px;
  border-radius: 10px;
  margin-right: 5px;
  cursor: pointer;
}
.bullet.active {
  background: #da0c0c;
}

/* 产品列表页样式 */
.pro_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 24px 12px;
  width: 100%;
}
.pro_list li {
  width: 220px;
  overflow: hidden;
  height: 220px;
  float: left;
  display: inline;
}
.pro_list li .procard {
  background: #1a1d22;
  display: block;
  width: 220px;
}
.pro_list li .procard:hover .proname {
  background: #da0c0c;
}

/* ========== 新闻区 newsbox ========== */
.newsbox {
  width: 100%;
  padding-top: 48px;
  padding-bottom: 30px;
  float: left;
}
.newsbox .news-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  width: 100%;
  margin-top: 40px;
}
.newsbox .news-list .news-item {
  width: calc(50% - 10px);
  float: left;
  display: inline;
}
.newsbox .news-list .news-item a {
  width: 100%;
  float: left;
  cursor: pointer;
  padding: 10px;
  border: 1px solid #e7e7e7;
  background: #f7f7f7;
  position: relative;
  top: 0;
  left: 0;
  box-sizing: border-box;
  display: flex;
  gap: 10px;
}
.newsbox .news-list .news-item a:hover {
  border: 1px solid #ec3726;
  top: -3px;
  left: -3px;
}
.newsbox .news-list .news-item a .news-thumb {
  width: 100px;
  height: 75px;
  flex-shrink: 0;
  overflow: hidden;
}
.newsbox .news-list .news-item a .news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.newsbox .news-list .news-item a .news-info {
  flex: 1;
  line-height: 25px;
  color: #747474;
  min-width: 0;
}
.newsbox .news-list .news-item a .news-info .news-title-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
}
.newsbox .news-list .news-item a .news-info .news-title {
  color: #295087;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 70%;
}
.newsbox .news-list .news-item a .news-info .news-date {
  color: #747474;
  font-family: 'arial';
  flex-shrink: 0;
  font-size: 12px;
}
.newsbox .news-list .news-item a .news-info .news-desc {
  font-size: 12px;
  line-height: 25px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* ========== 友情链接 ========== */
.f_link {
  width: 100%;
  height: 52px;
  float: left;
  line-height: 52px;
  color: #fff;
  background: #da0c0c;
  position: relative;
}
.f_link .linkbut {
  position: absolute;
  left: 0;
  width: 100%;
  text-align: center;
  bottom: -15px;
  z-index: 1;
}
.f_link .linkbut img {
  cursor: pointer;
}
.f_link .fl {
  width: 700px;
  max-width: 100%;
  overflow: hidden;
  height: 52px;
}
.f_link .fl a {
  padding-left: 20px;
  color: #fff;
}
.f_link .fl a:hover {
  text-decoration: underline;
}

/* ========== 底部导航 ========== */
.bottomnav {
  width: 100%;
  float: left;
  height: 45px;
  line-height: 45px;
  text-align: center;
  background: #1f1f1f;
}
.bottomnav ul {
  max-width: 1004px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.bottomnav li {
  color: #ec3726;
  float: left;
  width: 90px;
  margin: 0 5px;
}
.bottomnav li a {
  float: left;
  width: 100%;
  height: 45px;
  line-height: 45px;
  color: #aaa;
  font-size: 12px;
}
.bottomnav li a:hover {
  color: #da0c0c;
}

/* ========== 页脚 ========== */
.foot {
  width: 100%;
  float: left;
  min-width: 320px;
  color: #929292;
  background: #000;
}
.foot a {
  color: #929292;
}
.bootTxt {
  text-align: center;
  line-height: 28px;
  width: 100%;
  max-width: 980px;
  padding-top: 40px;
  padding-bottom: 20px;
  margin: 0 auto;
  overflow: hidden;
  font-size: 12px;
}
.bootTxt a:hover {
  color: #da0c0c;
}

/* 分享区 */
.sharebox {
  width: 190px;
  margin: 20px auto 0;
}
.sharebox a {
  display: inline-block;
  width: 24px;
  height: 24px;
  margin: 0 3px;
  background: #444;
  border-radius: 50%;
  color: #fff;
  line-height: 24px;
  text-align: center;
  font-size: 12px;
  -webkit-transition: all 0s ease-in-out 0s;
  transition: all 0s ease-in-out 0s;
}
.sharebox a:hover {
  background: #da0c0c;
}

/* ========== 浮动工具栏 ========== */
#common-tool {
  position: fixed;
  top: 50%;
  right: 0;
  z-index: 9999;
  transform: translateY(-50%);
}
#common-tool ul {
  list-style: none;
}
#common-tool ul li {
  background: #da0c0c;
  margin: 3px 0 0 0;
  width: 40px;
  height: 40px;
  overflow: hidden;
  position: relative;
}
#common-tool ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}
#common-tool ul li a:hover {
  background: #f5a30f;
}
#common-tool ul li a img {
  width: 24px;
  height: 24px;
}
#common-top-ico {
  display: none;
}
.common-sweep-box {
  display: none;
  position: absolute;
  right: 50px;
  top: 3px;
  padding: 5px;
  background: #FFF;
  border: 1px solid #EEE;
}
.common-sweep-box img {
  width: 196px;
  height: 196px;
}

/* ========== 图片加载失败兜底 ========== */
.img-fallback {
  background: linear-gradient(135deg, #da0c0c, #f5a30f);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 200px;
  color: #fff;
  font-size: 14px;
  border-radius: 8px;
  text-align: center;
  padding: 10px;
  box-sizing: border-box;
}

/* ========== 内页Banner n-banner ========== */
.n-banner {
  width: 100%;
  height: 300px;
  background-size: cover;
  background-position: center;
  background-color: #da0c0c;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.n-banner::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.4);
}
.n-banner .n-banner-txt {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
}
.n-banner .n-banner-txt h1 {
  font-size: 32px;
  font-weight: bold;
  margin-bottom: 8px;
}
.n-banner .n-banner-txt p {
  font-size: 16px;
  text-transform: uppercase;
  color: #f5a30f;
}

/* ========== 面包屑导航 ntit ========== */
.ntit {
  width: 100%;
  height: 50px;
  line-height: 50px;
  background: #f5f5f5;
  border-bottom: 1px solid #e0e0e0;
  float: left;
}
.ntit .ntt {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 50px;
}
.ntit .ntt .page-title h1 {
  font-size: 18px;
  color: #da0c0c;
  display: inline;
}
.ntit .ntt .page-title i {
  font-style: normal;
  font-size: 12px;
  color: #999;
  margin-left: 10px;
  text-transform: uppercase;
}
.ntit .ntt .weiz {
  font-size: 12px;
  color: #666;
}
.ntit .ntt .weiz a {
  color: #666;
}
.ntit .ntt .weiz a:hover {
  color: #da0c0c;
}

/* ========== 内页内容区 viewcon ========== */
.viewcon {
  background: #fff;
  overflow: hidden;
  width: 100%;
  display: inline;
  word-break: break-all;
  color: #555;
  font-size: 14px;
  float: left;
  padding: 20px 0 40px;
  line-height: 30px;
}
.viewcon .center img {
  border: 1px solid #ccc;
  margin-bottom: 10px;
  max-width: 600px;
  width: auto;
  overflow: hidden;
}

/* ========== 内页子导航 vnav ========== */
.vnav {
  width: 100%;
  margin-bottom: 33px;
  float: left;
  background: #da0c0c;
  text-align: center;
  color: #fff;
}
.vnav ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.vnav a {
  color: #fff;
  font-size: 14px;
  padding: 0 15px;
  height: 36px;
  line-height: 36px;
  display: block;
  position: relative;
}
.vnav a:hover, .vnav a.cur {
  background: #000;
}
.vnav li {
  display: inline-block;
  *display: inline;
  *zoom: 1;
  margin-right: 10px;
}

/* ========== 新闻列表页 ========== */
.news_list {
  width: 100%;
  font-size: 14px;
}
.news_list li {
  float: left;
  width: 100%;
  line-height: 26px;
}
.news_list li:nth-child(even) {
  background: #eee;
}
.news_list li a {
  float: left;
  width: 100%;
  height: 35px;
  line-height: 35px;
  color: #787878;
  padding: 0 10px;
  box-sizing: border-box;
}
.news_list li a:hover {
  color: #da0c0e;
}
.news_list li .news-list-title {
  cursor: pointer;
  float: left;
  width: 70%;
  margin-left: 6px;
  display: inline;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  padding-left: 10px;
}
.news_list li .news-list-date {
  float: right;
  margin-right: 10px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
}

/* ========== 新闻详情页 ========== */
.v_title {
  color: #da0c0c;
  font: 18px/2 "microsoft yahei";
  width: 100%;
  text-align: center;
}
.newsview {
  color: #555;
  display: inline;
  width: 100%;
  margin-top: 20px;
  margin-bottom: 25px;
  padding-bottom: 15px;
  font-size: 14px;
  line-height: 28px;
  float: left;
}
.newsview p {
  margin-bottom: 15px;
  text-indent: 2em;
}
.newsview img {
  max-width: 100%;
  margin: 10px auto;
  display: block;
}
.title_s {
  text-align: center;
  border-bottom: 1px dotted #624207;
  margin-bottom: 30px;
  color: #555;
  font-size: 12px;
  line-height: 35px;
}

/* 上一篇/下一篇 */
.viewpage {
  background: #eee;
  width: 100%;
  float: left;
  margin-top: 30px;
}
.main_r_nav {
  float: left;
  width: 70%;
  padding: 10px;
  font-size: 14px;
}
.main_r_nav a {
  color: #555;
  float: left;
  width: 100%;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  line-height: 30px;
}
.main_r_nav a:hover {
  color: #da0c0c;
}
.returnlist {
  width: 50px;
  padding: 15px 18px;
  display: inline;
  float: right;
  color: #fff;
  line-height: 30px;
  font-size: 12px;
  background: #da0c0c;
  text-align: center;
}
.returnlist a {
  color: #fff;
  text-align: center;
  font-size: 18px;
  font-family: "microsoft yahei";
  width: 100%;
  display: block;
}

/* ========== 产品详情页 ========== */
.view_imgs {
  width: 100%;
  max-width: 555px;
  margin: 20px auto;
  position: relative;
  background: #f7f7f7;
}
.view_imgs .picBox {
  height: 416px;
  position: relative;
  overflow: hidden;
}
.view_imgs .picBox ul {
  height: 416px;
  position: absolute;
}
.view_imgs .picBox li {
  width: 555px;
  max-width: 100%;
  height: 374px;
  float: left;
}
.view_imgs .picBox li img {
  max-width: 100%;
  height: auto;
}

/* 产品内页标题 */
.protitle {
  float: left;
  width: 100%;
  font: bold 16px/1 "microsoft yahei";
  margin: 16px 0;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  color: #000;
}

/* 产品参数表 */
.pro-params {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 14px;
}
.pro-params td {
  padding: 8px 15px;
  border: 1px solid #ddd;
}
.pro-params td:first-child {
  background: #f5f5f5;
  font-weight: bold;
  width: 30%;
  color: #333;
}

/* 产品特点 */
.pro-features {
  margin: 20px 0;
}
.pro-features li {
  padding: 8px 0;
  padding-left: 30px;
  position: relative;
  font-size: 14px;
  line-height: 24px;
}
.pro-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #da0c0c;
  font-weight: bold;
}

/* 相关产品 */
.related-products {
  margin-top: 40px;
  float: left;
  width: 100%;
}
.related-products h3 {
  font-size: 20px;
  color: #da0c0c;
  border-bottom: 2px solid #da0c0c;
  padding-bottom: 10px;
  margin-bottom: 20px;
}
.related-products .related-list {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}
.related-products .related-list li {
  width: calc(25% - 12px);
  min-width: 200px;
}
.related-products .related-list li a {
  display: block;
  background: #1a1d22;
  color: #fff;
  text-align: center;
}
.related-products .related-list li a img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}
.related-products .related-list li a span {
  display: block;
  padding: 8px;
  font-size: 14px;
}
.related-products .related-list li a:hover span {
  background: #da0c0c;
}

/* ========== 关于我们页面 ========== */
.about-content {
  font-size: 14px;
  line-height: 32px;
  color: #555;
}
.about-content p {
  margin-bottom: 20px;
}
/* 发展历程时间轴 */
.timeline {
  margin: 30px 0;
  position: relative;
  padding-left: 30px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #da0c0c;
}
.timeline li {
  position: relative;
  margin-bottom: 25px;
  padding-left: 30px;
}
.timeline li::before {
  content: '';
  position: absolute;
  left: -25px;
  top: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #da0c0c;
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px #da0c0c;
}
.timeline li .tl-year {
  font-weight: bold;
  color: #da0c0c;
  font-size: 16px;
}
.timeline li .tl-text {
  color: #555;
  margin-top: 5px;
}
/* 企业文化卡片 */
.culture-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 30px 0;
}
.culture-card {
  flex: 1;
  min-width: 250px;
  background: #f7f7f7;
  padding: 30px 20px;
  text-align: center;
  border-top: 4px solid #da0c0c;
  transition: transform 0.3s;
}
.culture-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}
.culture-card .cc-icon {
  font-size: 40px;
  margin-bottom: 15px;
  color: #da0c0c;
}
.culture-card h4 {
  font-size: 18px;
  color: #000;
  margin-bottom: 10px;
}
.culture-card p {
  font-size: 13px;
  line-height: 24px;
  color: #666;
}
/* 团队 */
.team-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 30px 0;
}
.team-card {
  width: calc(25% - 15px);
  min-width: 180px;
  text-align: center;
}
.team-card img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #da0c0c;
  margin-bottom: 10px;
}
.team-card h4 {
  font-size: 16px;
  color: #000;
}
.team-card p {
  font-size: 12px;
  color: #999;
}

/* ========== 联系我们页面 ========== */
.contact-info-list {
  margin: 20px 0;
}
.contact-info-list li {
  padding: 15px 0;
  border-bottom: 1px solid #eee;
  display: flex;
  align-items: flex-start;
  gap: 15px;
}
.contact-info-list li .ci-icon {
  width: 40px;
  height: 40px;
  background: #da0c0c;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-info-list li .ci-text {
  flex: 1;
}
.contact-info-list li .ci-text strong {
  display: block;
  color: #000;
  font-size: 15px;
  margin-bottom: 4px;
}
.contact-info-list li .ci-text span {
  color: #666;
  font-size: 14px;
}

/* 留言表单 */
.message {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  padding-top: 25px;
}
.message li {
  width: 100%;
  display: flex;
  align-items: center;
  margin: 10px 0;
  gap: 10px;
}
.message li .message_title {
  width: 100px;
  text-align: right;
  font-size: 17px;
  line-height: 38px;
  flex-shrink: 0;
}
.message li input {
  height: 36px;
  line-height: 36px;
  width: 300px;
  border-radius: 2px;
  font-size: 14px;
  text-indent: 10px;
  border: 1px solid #000;
  flex: 1;
  max-width: 430px;
}
.message li.contentb {
  align-items: flex-start;
}
.message li.contentb textarea {
  width: 430px;
  max-width: calc(100% - 110px);
  height: 120px;
  border-radius: 2px;
  font-size: 14px;
  text-indent: 10px;
  border: 1px solid #000;
  padding-top: 8px;
  flex: 1;
}
.message li.submit-row {
  justify-content: center;
}
.message_sub input {
  width: 182px;
  height: 38px;
  display: block;
  border-radius: 3px;
  border: none;
  color: #FFFFFF;
  font-size: 18px;
  line-height: 38px;
  text-align: center;
  background: #da0c0c;
  font-family: "Microsoft Yahei";
  cursor: pointer;
}
.message_sub input:hover {
  background: #b80a0a;
}

/* ========== 分页 ========== */
.page {
  margin-top: 20px;
  font-size: 14px;
  float: left;
  width: 100%;
  line-height: 34px;
  text-align: center;
  color: #1a1d22;
}
.page a {
  color: #000;
  padding: 0 10px;
  margin: 0 5px;
  border: 1px solid #000;
  background: #fff;
  display: inline-block;
  line-height: 32px;
  height: 32px;
}
.page a:hover {
  border: 1px solid #1a1d22;
  color: #fff;
  background: #1a1d22;
}
.page .hover {
  display: inline-block;
  border: 1px solid #ec3726;
  font-weight: bold;
  padding: 0 10px;
  color: #fff;
  background: #da0c0c;
  line-height: 32px;
  height: 32px;
}

/* ========== 响应式设计 ========== */

/* 平板 (768px - 1024px) */
@media screen and (max-width: 1024px) {
  .main, .fyMain {
    width: 100%;
    padding: 0 15px;
  }
  .menubox .nav-list > li > a {
    width: 80px;
    font-size: 14px;
  }
  .banner .window {
    height: 300px;
  }
  .banner .kv_item {
    height: 300px;
  }
  .banner .kv_item .kv-text h2 {
    font-size: 28px;
  }
  .banner .kv_item .kv-text p {
    font-size: 16px;
  }
  .newsbox .news-list .news-item {
    width: 100%;
  }
  .pro_list li {
    width: calc(33.33% - 12px);
  }
  .partFourCon {
    width: calc(100% - 100px);
  }
  .n-banner {
    height: 200px;
  }
  .n-banner .n-banner-txt h1 {
    font-size: 24px;
  }
  .team-card {
    width: calc(33.33% - 15px);
  }
  .culture-card {
    min-width: 200px;
  }
  .related-products .related-list li {
    width: calc(33.33% - 10px);
  }
}

/* 手机 (< 768px) */
@media screen and (max-width: 767px) {
  /* 顶部 */
  .topbox {
    height: auto;
    padding: 10px 0;
  }
  .topbox .main {
    flex-direction: column;
    gap: 10px;
  }
  .logobox .logo-brand {
    font-size: 18px;
  }
  .logobox .logo-keywords {
    font-size: 10px;
    letter-spacing: 2px;
  }
  .telbox .tel-label {
    font-size: 16px;
  }
  .telbox .tel-num {
    font-size: 22px;
    line-height: 30px;
  }

  /* 导航变为汉堡菜单 */
  .menubox .nav-list {
    display: none;
    flex-direction: column;
    height: auto;
    background: #000;
    width: 100%;
  }
  .menubox .nav-list.open {
    display: flex;
  }
  .menubox .nav-list > li {
    width: 100%;
    background: none;
    border-bottom: 1px solid #333;
  }
  .menubox .nav-list > li > a {
    width: 100%;
    line-height: 45px;
    height: 45px;
    text-align: left;
    padding-left: 20px;
    box-sizing: border-box;
  }
  .menubox .nav-list > li > a:hover,
  .menubox .nav-list > li.active > a {
    background: #da0c0c;
    color: #fff;
  }
  .hamburger {
    display: block;
  }
  .menubox {
    position: relative;
  }
  .menubox .main {
    position: static;
  }
  .submenu {
    position: static;
    display: none;
    padding-top: 0;
  }
  .menubox .nav-list > li:hover .submenu {
    display: none;
  }
  .menubox .nav-list > li .submenu.open {
    display: block;
  }
  .submenu-inner {
    width: 100%;
    opacity: 1;
  }
  .submenu-arrow {
    display: none;
  }

  /* Banner */
  .banner .window {
    height: 200px;
  }
  .banner .kv_item {
    height: 200px;
  }
  .banner .kv_item .kv-text h2 {
    font-size: 20px;
  }
  .banner .kv_item .kv-text p {
    font-size: 14px;
  }
  .banner .js_nav li {
    width: 30px;
    margin: 8px;
  }
  .banner .js_nav {
    bottom: 15px;
  }

  /* 公告栏 */
  .notice {
    height: auto;
    padding: 10px 0;
  }
  .notice .main {
    flex-wrap: wrap;
    height: auto;
  }
  .notice b {
    line-height: 30px;
  }
  .notice marquee {
    width: 100%;
    margin-left: 0;
    line-height: 30px;
    margin-bottom: 8px;
  }
  .searchbox {
    width: 100%;
    max-width: 100%;
    float: none;
    padding-top: 0;
  }
  .searchbox .search-text {
    flex: 1;
  }

  /* 案例区 */
  .activity {
    height: auto;
    padding-bottom: 20px;
  }
  .partFourCon {
    width: calc(100% - 80px);
  }

  /* 关于我们 */
  .aboutbox {
    height: auto;
    padding-bottom: 20px;
  }

  /* 产品区 */
  .productbox {
    height: auto;
    padding-bottom: 20px;
  }
  .productbox .slider-container .item {
    width: 160px;
    margin-left: 10px;
  }
  .productbox .slider-container .item .procard {
    width: 160px;
  }
  .productbox .slider-container .item .procard .proimg {
    width: 160px;
    height: 120px;
  }
  .proname {
    width: 150px;
    font-size: 12px;
  }
  .pro_list li {
    width: calc(50% - 6px);
    height: auto;
  }
  .pro_list li .procard {
    width: 100%;
  }

  /* 新闻 */
  .newsbox .news-list .news-item {
    width: 100%;
  }
  .newsbox .news-list .news-item a {
    flex-direction: column;
  }
  .newsbox .news-list .news-item a .news-thumb {
    width: 100%;
    height: 150px;
  }

  /* 页脚 */
  .f_link .fl {
    width: 100%;
    text-align: center;
  }
  .bottomnav ul {
    flex-wrap: wrap;
    height: auto;
  }
  .bottomnav li {
    width: auto;
    padding: 0 8px;
  }

  /* 内页 */
  .n-banner {
    height: 150px;
  }
  .n-banner .n-banner-txt h1 {
    font-size: 20px;
  }
  .ntit .ntt {
    flex-direction: column;
    height: auto;
    padding: 10px 0;
  }
  .vnav ul {
    flex-wrap: wrap;
  }
  .vnav a {
    font-size: 12px;
    padding: 0 8px;
    height: 30px;
    line-height: 30px;
  }
  .culture-card {
    min-width: 100%;
  }
  .team-card {
    width: calc(50% - 10px);
    min-width: 140px;
  }
  .team-card img {
    width: 100px;
    height: 100px;
  }
  .message li {
    flex-direction: column;
    align-items: stretch;
  }
  .message li .message_title {
    text-align: left;
    width: auto;
  }
  .message li input,
  .message li.contentb textarea {
    width: 100%;
    max-width: 100%;
  }
  .message_sub input {
    width: 100%;
  }
  .related-products .related-list li {
    width: calc(50% - 8px);
    min-width: 140px;
  }
  .contact-info-list li {
    flex-direction: column;
  }

  /* 浮动工具栏缩小 */
  #common-tool ul li {
    width: 32px;
    height: 32px;
  }
  #common-tool ul li a {
    width: 32px;
    height: 32px;
  }
  #common-tool ul li a img {
    width: 18px;
    height: 18px;
  }
}