.menu,
.mobile_fade {
  display: none; }

.fadein {
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.6);
  display: none; }
  .fadein .box {
    width: 500px;
    overflow: hidden;
    background: #fff;
    position: relative;
    border-radius: 6px;
    display: flex;
    align-items: center; }
    .fadein .box input {
      width: 100%;
      height: 60px;
      background: none;
      border: none;
      font-size: 14px;
      padding-left: 18px; }
    .fadein .box img {
      width: 20px;
      cursor: pointer;
      position: absolute;
      right: 20px;
      top: 50%;
      transform: translateY(-50%);
      z-index: 9; }

.content {
  width: 100%;
  overflow: hidden; }
  .content .header {
    width: 100%;
    position: absolute;
		background: #000000;
    left: 0;
    top: 0;
    z-index: 99;
    height: 82px; }
    .content .header .m {
      width: 1440px;
      margin: 0 auto;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between; }
      .content .header .m .logo {
        height: 100%; }
        .content .header .m .logo a {
          height: 100%;
          display: flex;
          align-items: center; }
          .content .header .m .logo a img {
            display: block; }
      .content .header .m .nav {
        height: 100%;
        flex: 1; }
        .content .header .m .nav ul {
          height: 100%;
          display: flex; }
          .content .header .m .nav ul li {
            height: 100%;
            position: relative; }
            .content .header .m .nav ul li .showlink > div:hover .showlink {
              top: 0;
              opacity: 1;
              visibility: inherit;
              left: 100%; }
            .content .header .m .nav ul li:hover > .showlink {
              opacity: 1;
              visibility: inherit;
              top: 100%; }
              .content .header .m .nav ul li:hover > .showlink > div:hover .showlink.on {
                top: 0;
                left: 100%; }
            .content .header .m .nav ul li .showlink {
              width: 260px;
              background: #fff;
              position: absolute;
              left: 0;
              transition: all .3s;
              opacity: 0;
              visibility: hidden;
              top: 120%;
              padding: 13px 0 17px 0; }
              .content .header .m .nav ul li .showlink.on {
                left: 120%;
                top: 0; }
              .content .header .m .nav ul li .showlink > div {
                position: relative; }
                .content .header .m .nav ul li .showlink > div > a {
                  display: block;
                  font-size: 14px;
                  color: #000;
                  padding: 5px 25px 5px 20px; }
                  .content .header .m .nav ul li .showlink > div > a:hover {
                    color: #ba0913; }
            .content .header .m .nav ul li > a {
              height: 100%;
              font-size: 16px;
              color: #fff;
              display: flex;
              align-items: center;
              padding: 0 20px; }
      .content .header .m .fr {
        height: 100%;
        display: flex;
        align-items: center; }
        .content .header .m .fr .icon {
          height: 100%;
          position: relative;
          display: flex;
          padding: 0 20px;
          cursor: pointer;
          align-items: center; }
          .content .header .m .fr .icon img {
            display: block;
            width: 26px; }
        .content .header .m .fr .btn {
          background: #b90812;
          border: 1px solid #b90812;
          transition: all .3s; }
          .content .header .m .fr .btn:hover {
            background: #000000;
            border: 1px solid #fff; }
          .content .header .m .fr .btn a {
            display: inline-flex;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: bold;
            color: #fff; }
  .content .banner {
    width: 100%;
    overflow: hidden;
    position: relative; }
    .content .banner img {
      display: block;
      width: 100%; }
  .content .main_tip {
    width: 100%;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url(../images/header.png);
    background-size: cover;
    background-position: center center; }
    .content .main_tip div {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin: 0 auto;
      width: 1200px;
      padding: 0 124px; }
    .content .main_tip p {
      font-size: 24px;
      color: #fff;
      font-weight: bold; }
    .content .main_tip a {
      padding: 15px 34px;
      font-size: 16px;
      font-weight: bold;
      background: #fff;
      border: 1px solid #fff;
      transition: all .3s;
      color: #ba0913; }
      .content .main_tip a:hover {
        background: #ba0913;
        color: #fff;
        border: 1px solid #fff; }
  .content footer {
    display: block;
    padding: 25px;
    font-size: 14px;
    color: #999;
    background: #1F1F1F;
    text-align: center; }
  .content .footer {
    overflow: hidden;
    background: #1F1F1F;
    padding: 85px 0 45px 0; }
    .content .footer .m {
      width: 1400px;
      margin: 0 auto; }
      .content .footer .m .link {
        display: flex;
        justify-content: space-between; }
        .content .footer .m .link .label {
          flex: 1; }
          .content .footer .m .link .label p {
            font-size: 30px;
            color: #fff;
            margin-bottom: 30px; }
          .content .footer .m .link .label a {
            display: block;
            font-size: 14px;
            color: #999;
            margin-bottom: 15px; }
            .content .footer .m .link .label a:hover {
              text-decoration: underline; }
  .content .footer_view {
    overflow: hidden;
    background: #161616;
    display: flex;
    padding: 40px 10%; }
    .content .footer_view .label {
      flex: 1;
      display: flex;
      align-items: center;
      justify-content: center; }
      .content .footer_view .label img {
        display: block; }
      .content .footer_view .label div {
        padding-left: 25px; }
        .content .footer_view .label div p {
          font-size: 18px;
          color: #fff;
          font-weight: bold; }
        .content .footer_view .label div span {
          display: block;
          font-size: 18px;
          margin-top: 10px;
          color: #888888; }
  .content .main_news {
    overflow: hidden;
    background: #ba0913;
    padding-top: 88px; }
    .content .main_news .public_title p, .content .main_news .public_title span {
      color: #fff; }
    .content .main_news .public_title p {
      margin-bottom: 12px; }
    .content .main_news .public_title span {
      margin-top: 0; }
    .content .main_news ul {
      display: flex;
      margin-top: 70px; }
      .content .main_news ul li {
        position: relative;
        flex: 1; }
        .content .main_news ul li a {
          display: block;
          width: 100%; }
        .content .main_news ul li .picture {
          padding-top: 134%;
          overflow: hidden;
          position: relative;
          height: 0; }
          .content .main_news ul li .picture img {
            display: block;
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            left: 0;
            top: 0; }
        .content .main_news ul li img {
          display: block;
          width: 100%; }
        .content .main_news ul li .info {
          width: 100%;
          position: absolute;
          left: 0;
          bottom: 0;
          height: 100%;
          background: rgba(0, 0, 0, 0.2);
          display: flex;
          align-items: flex-end; }
          .content .main_news ul li .info div {
            width: 100%;
            padding: 10px 30px 50px; }
            .content .main_news ul li .info div p {
              font-size: 26px;
              font-weight: bold;
              color: #fff;
              line-height: 1.2; }
            .content .main_news ul li .info div span {
              display: block;
              font-size: 16px;
              color: #fff;
              line-height: 1.4;
              margin-top: 25px; }
            .content .main_news ul li .info div em {
              display: block;
              font-size: 14px;
              margin-top: 18px;
              color: #fff; }
  .content .main_product {
    overflow: hidden;
    background: #F4F4F4;
    padding: 95px 0 80px 0; }
    .content .main_product .m {
      width: 1440px;
      margin: 0 auto; }
      .content .main_product .m .button {
        text-align: center;
        font-size: 12px;
        margin-top: 50px; }
        .content .main_product .m .button a {
          display: inline-flex;
          padding: 15px 27px;
          border: 1px solid #333;
          font-size: 16px;
          color: #333;
          font-weight: bold;
          transition: all .3s; }
          .content .main_product .m .button a:hover {
            background: #ba0913;
            border: 1px solid #ba0913;
            color: #fff; }
      .content .main_product .m .public_title {
        padding: 0 210px; }
      .content .main_product .m ul {
        margin-top: 58px;
        grid-template-columns: repeat(3, calc((100% - 60px) / 3));
        display: grid;
        gap: 30px; }
        .content .main_product .m ul li {
          overflow: hidden;
          text-align: center;
          padding: 30px;
          box-sizing: border-box;
          background-color: #fff;
          position: relative; }
          .content .main_product .m ul li:hover .picture img {
            transform: scale(1.03); }
          .content .main_product .m ul li .info {
            overflow: hidden;
            padding: 15px 0 0 0; }
            .content .main_product .m ul li .info p {
              font-size: 18px;
              font-weight: bold;
              color: #000;
              text-align: center;
              overflow: hidden;
              text-overflow: ellipsis;
              white-space: nowrap; }
            .content .main_product .m ul li .info span {
              display: block;
              text-align: center;
              font-size: 16px;
              color: #333;
              line-height: 1.6;
              margin-top: 15px;
              display: -webkit-box;
              -webkit-box-orient: vertical;
              -webkit-line-clamp: 2;
              overflow: hidden; }
          .content .main_product .m ul li .picture {
            overflow: hidden;
            display: flex;
            position: relative;
            width: 100%;
            padding-top: 100%; }
            .content .main_product .m ul li .picture img {
              max-width: 100%;
              max-height: 100%;
              position: absolute;
              top: 0;
              left: 0;
              right: 0;
              transition: all .6s;
              bottom: 0;
              margin: auto; }
  .content .main_picture {
    overflow: hidden; }
    .content .main_picture .item {
      display: flex;
      align-items: center;
      background: #F4F4F4; }
      .content .main_picture .item:nth-child(even) {
        flex-direction: row-reverse; }
      .content .main_picture .item .picture {
        overflow: hidden;
        width: 50%; }
        .content .main_picture .item .picture img {
          display: block;
          width: 100%; }
      .content .main_picture .item .grow {
        width: 50%;
        padding: 0 80px; }
        .content .main_picture .item .grow p {
          font-size: 40px;
          color: #222;
          font-weight: bold; }
        .content .main_picture .item .grow span {
          display: block;
          font-size: 16px;
          color: #555;
          line-height: 1.8;
          margin-top: 25px; }
        .content .main_picture .item .grow div {
          overflow: hidden;
          margin-top: 48px; }
          .content .main_picture .item .grow div a {
            padding: 17px 28px;
            background: #ba0913;
            display: inline-flex;
            font-size: 16px;
            color: #fff;
            font-weight: bold;
            border: 1px solid #ba0913;
            transition: all .3s; }
            .content .main_picture .item .grow div a:hover {
              background: #F4F4F4;
              color: #000;
              border: 1px solid #000; }
  .content .main_parts {
    overflow: hidden;
    padding: 110px 0; }
    .content .main_parts .m {
      width: 1200px;
      margin: 0 auto; }
      .content .main_parts .m ul {
        display: flex;
        margin-top: 94px; }
        .content .main_parts .m ul li {
          flex: 1; }
          .content .main_parts .m ul li p {
            text-align: center;
            font-size: 46px;
            color: #ba0913;
            font-weight: bold; }
            .content .main_parts .m ul li p span {
              font-weight: bold; }
          .content .main_parts .m ul li em {
            display: block;
            text-align: center;
            font-size: 18px;
            color: #000;
            margin-top: 15px; }
  .content .public_title {
    overflow: hidden; }
    .content .public_title p {
      text-align: center;
      font-size: 38px;
      color: #222;
      font-weight: bold;
      margin-bottom: 30px; }
    .content .public_title span {
      display: block;
      font-size: 16px;
      color: #555;
      line-height: 1.8;
      text-align: center; }

.clicktop {
  width: 60px;
  height: 60px;
  display: block;
  border-radius: 100%;
  margin-bottom: 6px;
  background-size: 60px auto;
  position: fixed;
  right: 30px;
  bottom: 90px;
  z-index: 1000;
  background-color: #B0B0B0;
  cursor: pointer;
  background-image: url(../images/icon_chat_menu.png);
  background-repeat: no-repeat;
  background-position: 0 -60px; }

@media (max-width: 1600px) {
  .m {
    width: 1200px !important; } }
@media (max-width: 1200px) {
  .m {
    width: 1000px !important; } }
@media (max-width: 1000px) {
  .m {
    width: 100% !important; }

  .content .header {
    height: 1rem;
    position: fixed;
    left: 0;
    top: 0;
    background: #000000;
    z-index: 9999; }

  .content .banner {
    margin-top: 1rem; }

  .content .header .m .nav {
    display: none; }

  .content .header .m .logo a img {
    max-height: 60%; }

  .content .header .m .fr .btn {
    display: none; }

  .content .header .m {
    padding: 0 .3rem; }

  .content .header .m .fr .icon {
    padding: 0 .1rem; }

  .content .main_tip {
    height: auto;
    padding: .2rem;
    display: block; }
    .content .main_tip div {
      display: block;
      width: 100%;
      padding: .2rem 0;
      text-align: center; }
    .content .main_tip p {
      text-align: center;
      font-size: .3rem;
      margin-bottom: .4rem; }

  .content .main_tip a {
    padding: .16rem .3rem;
    margin: 0 auto; }

  .content .main_parts {
    padding: .8rem .3rem; }

  .content .public_title p {
    font-size: .38rem; }

  .content .public_title span {
    font-size: .26rem; }

  .content .main_parts .m ul {
    flex-wrap: wrap;
    margin-top: .6rem; }
    .content .main_parts .m ul li {
      flex: auto;
      width: 50%;
      padding: .3rem 0; }
      .content .main_parts .m ul li p {
        font-size: .48rem; }
      .content .main_parts .m ul li em {
        font-size: .28rem; }

  .content .main_picture .item {
    display: block;
    width: 100%; }

  .content .main_picture .item .grow {
    width: 100%;
    padding: .6rem .3rem; }
    .content .main_picture .item .grow p {
      font-size: .4rem; }
    .content .main_picture .item .grow span {
      font-size: .28rem;
      margin-top: .3rem; }
    .content .main_picture .item .grow div {
      margin-top: .3rem; }
      .content .main_picture .item .grow div a {
        width: 100%;
        text-align: center;
        justify-content: center;
        display: flex;
        box-sizing: border-box; }

  .content .main_picture .item .picture {
    width: 100%; }

  .content .main_product {
    padding: .8rem .3rem; }

  .content .main_product .m .public_title {
    padding: 0; }

  .content .public_title p {
    margin-bottom: .2rem; }

  .content .main_product .m ul {
    grid-template-columns: repeat(2, calc((100% - .4rem) / 2));
    margin-top: .3rem;
    gap: .2rem; }

  .content .main_product .m ul li {
    padding: .16rem; }

  .content .main_product .m ul li .info p {
    font-size: .28rem; }

  .content .main_product .m ul li .info span {
    font-size: .24rem; }

  .content .main_news ul {
    flex-wrap: wrap; }

  .content .main_news ul li {
    flex: auto;
    width: 50%; }

  .content .main_news ul li .info div {
    padding: .1rem .2rem .3rem; }

  .content .main_news ul li .info div p {
    font-size: .28rem; }

  .content .main_news ul li .info div span {
    font-size: .22rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    margin-top: .2rem;
    overflow: hidden; }

  .content .main_news ul li .info div em {
    font-size: .22rem; }

  .content .footer_view {
    padding: .3rem;
    box-sizing: border-box;
    flex-wrap: wrap;
    width: 100%; }
    .content .footer_view .label {
      width: auto;
      justify-content: flex-start;
      width: 100%;
      padding: .2rem 0;
      flex: auto; }

  .content .footer {
    padding: .8rem .3rem; }

  .content .footer .m .link {
    flex-wrap: wrap;
    justify-content: space-between; }
    .content .footer .m .link .label {
      width: 48%;
      flex: auto;
      padding: .2rem 0; }
      .content .footer .m .link .label p {
        font-size: .28rem; }
      .content .footer .m .link .label a {
        font-size: .24rem; }

  .content footer {
    font-size: .22rem; }

  .content .footer_view .label img {
    width: .5rem; }

  .content .footer_view .label div p {
    font-size: .28rem; }
  .content .footer_view .label div span {
    font-size: .24rem; }

  .fadein-box .fadein {
    height: 80vh;
    width: 6.9rem; }

  .fadein-box .fadein .close {
    width: .5rem;
    height: .5rem; }

  .mobile_fade {
    overflow: hidden;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    position: fixed;
    left: 0;
    top: 0;
    display: none;
    z-index: 9999; }
    .mobile_fade .box {
      width: 100%;
      height: calc(100vh - 1rem);
      position: absolute;
      left: 0;
      top: -100vh;
      background: #fff; }
      .mobile_fade .box ul {
        overflow: auto;
        height: 100%;
        padding: 0 .3rem; }
        .mobile_fade .box ul li {
          overflow: hidden;
          border-bottom: 1px solid rgba(0, 0, 0, 0.1);
          width: 100%; }
          .mobile_fade .box ul li span {
            height: 1rem;
            display: flex;
            font-size: .28rem;
            color: #333;
            align-items: center;
            justify-content: space-between; }
            .mobile_fade .box ul li span.on img {
              transform: rotate(90deg); }
            .mobile_fade .box ul li span a {
              font-size: .28rem;
              color: #000;
              height: 100%;
              display: flex;
              align-items: center;
              width: 90%; }
            .mobile_fade .box ul li span img {
              width: .15rem;
              transition: all .2s;
              margin-right: .2rem; }
          .mobile_fade .box ul li div {
            overflow: hidden;
            width: 100%;
            display: none; }
            .mobile_fade .box ul li div a {
              display: flex;
              align-items: center;
              font-size: .26rem;
              color: #333;
              height: .8rem; }

  .header {
    z-index: 9999; }

  .menu.on {
    background-image: url(../images/btn_close.png);
    background-size: 60%; }

  .menu {
    background-image: url(../images/menu.png);
    width: .6rem;
    background-position: center center;
    background-repeat: no-repeat;
    height: .6rem;
    background-size: 100% 100%;
    display: block; }

  body.on {
    overflow: hidden; } }
	
	
	/* 整体容器：左右布局 */
.info-wrap {
  display: flex;
  width: 1200px;
  margin: 30px auto;
  gap: 40px;
  padding: 0 20px;
}

/* 左侧分类栏 */
.info-sidebar {
  width: 220px;
  flex-shrink: 0;
}

.sidebar-title {
  font-size: 22px;
  color: #222;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
  margin-bottom: 20px;
}

.category-list li {
  margin-bottom: 12px;
}

.category-list a {
  color: #555;
  font-size: 15px;
  transition: color 0.2s;
}

.category-list a:hover {
  color: #2d59a0;
}

.others-label {
  margin-top: 30px;
  font-size: 14px;
  color: #777;
}

/* 右侧资讯主区域 */
.info-main {
  flex: 1;
}

.main-title {
  font-size: 22px;
  color: #222;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
  margin-bottom: 25px;
}

/* 单条资讯项：左图右文 */
.news-item {
  display: flex;
  align-items: flex-start;
  gap: 30px;
  margin-bottom: 40px;
}

/* 资讯图片 */
.news-img {
  flex-shrink: 0;
  width: 350px;
  height: 230px;
  overflow: hidden;
  border-radius: 2px;
}

.news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 资讯文字内容 */
.news-content {
  flex: 1;
}

.news-title {
  font-size: 24px;
  color: #222;
  margin-bottom: 15px;
  line-height: 1.3;
}

.news-date {
  display: inline-block;
  font-size: 14px;
  color: #777;
  margin-bottom: 15px;
}

.news-desc {
  font-size: 15px;
  color: #555;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* MORE DETAILS 按钮 */
.more-btn {
  display: inline-block;
  padding: 10px 30px;
  border: 1px solid #333;
  color: #333;
  font-size: 14px;
  transition: all 0.2s;
}

.more-btn:hover {
  background: #333;
  color: #fff;
}

/* ========== 响应式适配 ========== */
@media screen and (max-width: 1200px) {
  .info-wrap {
    width: 95%;
  }
}

@media screen and (max-width: 992px) {
  .info-wrap {
    flex-direction: column;
    gap: 30px;
  }
  .info-sidebar {
    width: 100%;
  }
  .news-item {
    flex-direction: column;
    gap: 15px;
  }
  .news-img {
    width: 100%;
    height: 200px;
  }
}
/* 面包屑导航 */
.breadcrumb {
  width: 100%;
  padding: 20px 5%;
  margin-top:82px;
  background-color: #f8f8f8;
  font-size: 14px;
  color: #666;
  display:block;
}

.breadcrumb a {
  color: #333;
  text-decoration: none;
}

.breadcrumb a:hover {
  color: #007bff;
}

/* 页面整体容器 */
.about-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 0;
}

/* 页面主标题 */
.page-main-title {
  text-align: center;
  font-size: 30px;
  font-weight: bold;
  color: #111;
  margin-bottom: 40px;
}

/* 内容区域 */
.about-content {
  margin-bottom: 40px;
}
.about-content p{
  font-size: 14px;
}

.section-title {
  font-size: 32px;
  color: #111;
  margin-bottom: 20px;
  font-weight: 500;
}

.about-text {
  font-size: 16px;
  color: #333;
  margin-bottom: 20px;
  text-align: left;
}

/* 底部横幅图片 */
.about-banner {
  width: 100%;
  overflow: hidden;
}

.about-banner img {
  width: 100%;
  height: auto;
  display: block;
}

/* ========== 响应式适配 ========== */
@media screen and (max-width: 768px) {
  .about-container {
    padding: 20px 0;
  }
  .page-main-title {
    font-size: 24px;
    margin-bottom: 25px;
  }
  .section-title {
    font-size: 26px;
  }
  .about-text {
    font-size: 15px;
  }
  .breadcrumb {
    padding: 15px 5%;
    font-size: 13px;
  }
}
/* 页面整体容器 */
.contact-page {
  width: 100%;
}

/* 顶部联系信息区域 */
.contact-header {
  padding: 40px 5%;
  max-width: 1200px;
  margin: 0 auto;
}

.page-title {
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  color: #111;
  margin-bottom: 30px;
}

.contact-info p {
  font-size: 16px;
  color: #555;
  margin-bottom: 8px;
}

/* 表单区域背景 */
.form-section {
  background-color: #e4e4e6;
  padding: 60px 5%;
}

.form-title {
  text-align: center;
  font-size: 48px;
  font-weight: bold;
  color: #111;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.form-desc {
  text-align: center;
  font-size: 18px;
  color: #666;
  margin-bottom: 40px;
}

/* 表单布局 */
.contact-form {
  max-width: 900px;
  margin: 0 auto;
}

.form-row {
  display: flex;
  gap: 30px;
  margin-bottom: 25px;
}

.form-group {
  flex: 1;
}

.form-group.full-width {
  flex: 1 1 100%;
  margin-bottom: 30px;
}

.form-group label {
  display: block;
  font-size: 14px;
  color: #333;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px 20px;
  border: none;
  border-radius: 2px;
  font-size: 15px;
  color: #555;
}

.form-group textarea {
  min-height: 120px;
  resize: none;
}

/* 提交按钮 */
.submit-btn {
  display: block;
  margin: 0 auto;
  padding: 18px 40px;
  background-color: #f2784b;
  color: #fff;
  border: none;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.3s ease;
}

.submit-btn:hover {
  background-color: #e06639;
}

/* ========== 响应式适配 ========== */
@media screen and (max-width: 768px) {
  .form-row {
    flex-direction: column;
    gap: 20px;
  }

  .form-title {
    font-size: 32px;
  }

  .form-desc {
    font-size: 16px;
  }

  .contact-header {
    padding: 30px 5%;
  }

  .form-section {
    padding: 40px 5%;
  }
}

/* 页面整体容器：左右布局 */
.product-page {
  display: flex;
  width: 1200px;
  margin: 30px auto;
  gap: 40px;
  padding: 0 20px;
}

/* 左侧分类栏 */
.product-sidebar {
  width: 220px;
  flex-shrink: 0;
}

.sidebar-title {
  font-size: 22px;
  color: #222;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.category-list {
  list-style: none;
}

.category-item {
  font-size: 16px;
  color: #555;
  cursor: pointer;
  transition: color 0.2s;
}

.category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
}

.category-item:hover {
  color: #000;
}

.category-item.active .category-header {
  color: #000;
  font-weight: 500;
}

.toggle-icon {
  font-size: 18px;
  color: #777;
  transition: transform 0.2s;
}

/* 子分类默认隐藏 */
.sub-category {
  list-style: none;
  padding-left: 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.sub-category li {
  padding: 6px 0;
  font-size: 14px;
}

.sub-category li a {
  color: #666;
  text-decoration: none;
}

.sub-category li a:hover {
  color: #000;
}

/* 展开状态的子分类 */
.category-item.open .sub-category {
  max-height: 300px; /* 足够容纳子分类的高度 */
}

.category-item.open .toggle-icon {
  transform: rotate(45deg);
}

/* 右侧商品主区域 */
.product-main {
  flex: 1;
}

.section-title {
  font-size: 24px;
  color: #222;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
  margin-bottom: 30px;
  text-transform: uppercase;
}

/* 商品网格布局 */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

/* 商品卡片 */
.product-card {
  text-align: center;
}

.product-img {
  width: 100%;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.product-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.product-name {
  font-size: 16px;
  color: #222;
  margin-bottom: 20px;
  line-height: 1.4;
}

/* 按钮样式 */
.quote-btn {
  padding: 12px 30px;
  background-color: #333;
  color: #fff;
  border: none;
  font-size: 15px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.quote-btn:hover {
  background-color: #000;
}

/* ========== 响应式适配 ========== */
@media screen and (max-width: 1200px) {
  .product-page {
    width: 95%;
  }
}

@media screen and (max-width: 992px) {
  .product-page {
    flex-direction: column;
    gap: 30px;
  }
  .product-sidebar {
    width: 100%;
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 576px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}

.comm-page{ padding: 60px 0; display: flex; justify-content: center; align-items: center;}
.comm-page>.current{ position: relative; color: #fff !important; background: #b90812 !important;}
.comm-page>.page-item{ min-width: 32px; height: 32px; line-height: 32px; font-size: 14px; margin: 0 4px; text-align: center; color: #666; background:#fff; border-radius:32px; border:#ccc solid 1px;}
.comm-page>.page-prev, .comm-page>.page-next{ position: relative; text-indent: -999rem; }
.comm-page>.page-prev::after, .comm-page>.page-next::after{ width: 16px; height: 16px; position: absolute; content: ''; background-size: cover !important; background-position: 50% 50% !important; left: 50%; top: 50%; transform: translate(-50%, -50%); -webkit-transform: translate(-50%, -50%); -moz-transform: translate(-50%, -50%); -ms-transform: translate(-50%, -50%); -o-transform: translate(-50%, -50%); }
.comm-page>.page-prev::after{ background: url('../images/icon-prev.png');}
.comm-page>.page-next::after{ background: url('../images/icon-next.png');}	
/*# sourceMappingURL=css.css.map */