.about-sidebar {
  flex: 0 0 200px;
  width: 200px;
}

.about-tabs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px;
  background: #fff;
  border: 1px solid #ebeef2;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(38, 45, 56, 0.07);
  box-sizing: border-box;
}

.about-tabs a {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-width: 0;
  height: 48px;
  padding: 0 18px;
  border-radius: 9px;
  color: #5f6670;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.about-tabs a:hover {
  background: #fff3f4;
  color: #e60640;
}

.about-tabs a.active,
.about-tabs a[aria-current="page"] {
  background: linear-gradient(135deg, #ff6268, #e60640);
  color: #fff;
  box-shadow: 0 6px 16px rgba(230, 6, 64, 0.24);
}

.about-tabs a.active:hover,
.about-tabs a[aria-current="page"]:hover {
  color: #fff;
}

body {
  background: #f4f5f7;
}

.container {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 78px);
}

.regular {
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
  padding-bottom: 0 !important;
}

.about-topbar {
  width: 100%;
  height: 78px;
  background: #ff4d4d;
  box-shadow: 0 2px 10px rgba(176, 31, 47, 0.16);
  position: relative;
  z-index: 20;
}

.about-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

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

.about-logo img {
  display: block;
  width: auto;
  height: 60px;
  max-width: 240px;
  max-height: none;
}

.about-lang-switch {
  display: inline-flex;
  overflow: hidden;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 20px;
}

.about-lang-switch a {
  display: block;
  width: 32px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  color: #fff;
  font-size: 13px;
}

.about-lang-switch a + a {
  border-left: 1px solid rgba(255, 255, 255, 0.65);
}

.about-lang-switch a:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}

.about-footer {
  position: relative !important;
  top: auto !important;
  bottom: auto !important;
  flex: 0 0 auto;
  width: 100%;
  height: auto !important;
  min-height: 0;
  margin-top: 0 !important;
  padding: 22px 16px;
  box-sizing: border-box;
}

.regular > .about-footer {
  margin-top: auto !important;
}

#tonglan {
  display: none !important;
}

.wrap.mt20 {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  width: 100%;
  max-width: 1200px;
  margin-top: 16px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.gywm_right {
  flex: 1 1 auto;
  min-width: 0;
  border-color: #e8ebef !important;
  border-radius: 14px !important;
  box-shadow: 0 10px 32px rgba(38, 45, 56, 0.08);
  overflow: hidden;
}

.gywm_r_bt {
  position: relative;
  min-height: 64px;
  height: auto !important;
  padding: 20px 28px 18px 32px !important;
  border-bottom: 1px solid #eef0f3;
  background: linear-gradient(180deg, #fff, #fbfcfd) !important;
  color: #252a31 !important;
  font-size: 22px !important;
  font-weight: 600;
  line-height: 1.4 !important;
  box-sizing: border-box;
}

.gywm_r_bt::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 21px;
  width: 4px;
  height: 22px;
  border-radius: 3px;
  background: #e60640;
}

.gywm_nr {
  padding: 28px 32px 46px !important;
  color: #525862 !important;
  font-size: 16px;
  line-height: 1.95;
}

.gywm_nr p + p {
  margin-top: 16px;
}

.gywm_nr img {
  border-radius: 10px;
}

.error-page-wrap {
  display: flex;
  align-items: stretch;
  flex: 1 0 auto;
  width: 100%;
  max-width: 900px;
  min-height: 0;
  margin: 38px auto 24px;
  padding: 0 20px;
  box-sizing: border-box;
}

.error-card {
  display: flex;
  align-items: center;
  flex: 1;
  width: 100%;
  min-height: clamp(400px, calc(100vh - 250px), 680px);
  gap: 42px;
  padding: 48px 46px;
  background: #fff;
  border: 1px solid #e8ebef;
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(38, 45, 56, 0.09);
  box-sizing: border-box;
}

.error-code {
  flex: 0 0 190px;
  color: #e60640;
  font-size: 112px;
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -8px;
  text-align: center;
  text-shadow: 0 8px 24px rgba(230, 6, 64, 0.16);
}

.error-content {
  flex: 1;
  min-width: 0;
}

.error-eyebrow {
  margin-bottom: 10px;
  color: #e60640;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.8px;
}

.error-content h1 {
  color: #252a31;
  font-size: 27px;
  font-weight: 600;
  line-height: 1.45;
}

.error-desc {
  margin-top: 14px;
  color: #626974;
  font-size: 16px;
  line-height: 1.85;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.error-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
  height: 42px;
  padding: 0 20px;
  border-radius: 8px;
  box-sizing: border-box;
  font-size: 15px;
  font-weight: 600;
}

.error-actions .primary {
  background: linear-gradient(135deg, #ff6268, #e60640);
  color: #fff;
  box-shadow: 0 6px 16px rgba(230, 6, 64, 0.22);
}

.error-actions .secondary {
  border: 1px solid #dfe3e8;
  background: #fff;
  color: #4d545e;
}

.error-actions a:hover {
  color: #fff;
}

.error-actions .secondary:hover {
  border-color: #ffc8cc;
  background: #fff4f5;
  color: #e60640;
}

.error-tip {
  margin-top: 15px;
  color: #9a9fa7;
  font-size: 13px;
}

.error-tip strong {
  color: #e60640;
}

.about-footer .foot_two {
  margin-top: 0;
}

.about-footer .foot_two p {
  font-size: clamp(10px, 3vw, 13px);
  line-height: 1.75;
  letter-spacing: -0.15px;
  white-space: nowrap;
}

.gywm_left {
  display: none !important;
}

.gywm_right {
  float: none !important;
  width: auto !important;
  max-width: none;
  margin: 0;
  box-sizing: border-box;
}

.gywm_nr {
  width: auto !important;
  box-sizing: border-box;
}

.foot_nav {
  display: none !important;
}

@media screen and (max-width: 900px) {
  html,
  body {
    width: 100%;
    min-width: 0 !important;
    height: auto !important;
    min-height: 100%;
    overflow-x: hidden;
  }

  html {
    overflow-y: auto;
  }

  body {
    font-size: 15px;
    overflow-y: visible !important;
  }

  .wrap,
  .wrap100 {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .container {
    width: 100%;
    min-height: 0;
  }

  .top_nav {
    height: auto;
    overflow: visible;
  }

  .about-topbar {
    height: 70px;
  }

  .about-topbar-inner {
    padding: 0 12px;
  }

  .about-nav-wrap {
    margin-top: 12px;
    padding: 0 12px;
  }

  .about-tabs {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 6px;
    border-radius: 12px;
  }

  .about-tabs a {
    justify-content: center;
    height: 44px;
    padding: 0 6px;
    font-size: 13px;
    line-height: 1.25;
    text-align: center;
    white-space: normal;
  }

  .about-logo img {
    height: 50px;
    max-width: 195px;
    max-height: none;
  }

  .top_nav > .wrap {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 0 10px;
  }

  .shouye_nav_l {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    width: 100%;
    height: auto;
    padding-top: 7px;
    box-sizing: border-box;
  }

  .ss_logo {
    display: flex;
    align-items: center;
    height: 44px;
  }

  .ss_logo img {
    display: block;
    width: auto;
    max-width: 190px;
    max-height: 44px;
  }

  .top_nav_nr {
    display: flex;
    float: none;
    width: 100%;
    margin-top: 5px;
  }

  .top_nav_nr > a,
  .top_nav_nr > li {
    flex: 1 0 20%;
    min-width: 0;
    height: 42px;
    margin: 0;
    padding: 0;
    float: none;
    font-size: 15px;
  }

  .top_nav_nr > a {
    display: block;
  }

  .top_nav_nr > a > li,
  .top_nav_nr > li {
    width: 100%;
    min-width: 0;
    height: 42px;
    margin: 0;
    padding: 0;
    float: none;
    line-height: 42px;
    white-space: nowrap;
  }

  .top_nav_nr .nav_more {
    font-size: 12px;
    margin-left: -2px;
  }

  .top_nav_nr .second_nav {
    top: 41px;
    left: 50%;
    margin-left: -60px;
    width: 120px;
  }

  .right_dl_jfqh {
    display: none;
  }

  .regular {
    width: 100%;
    padding-bottom: 0;
    overflow: visible;
  }

  .lq_tl_gg,
  #tonglan {
    width: 100%;
    min-width: 0;
    margin-left: 0;
    margin-right: 0;
    padding: 10px 9px 0;
    box-sizing: border-box;
    overflow: hidden;
  }

  .lq_tl_gg .oneall,
  .lq_tl_gg .twoall,
  .lq_tl_gg .threeall,
  #tonglan .oneall,
  #tonglan .twoall,
  #tonglan .threeall,
  #tonglan .swiperall,
  #tonglan .swiper-container,
  #tonglan .swiper-wrapper {
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100%;
    box-sizing: border-box;
  }

  #tonglan .twoall a,
  #tonglan .twoall p {
    width: calc(50% - 5px);
  }

  #tonglan .threeall a,
  #tonglan .threeall p {
    width: calc(33.333% - 7px);
  }

  .wrap.mt20 {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 0 10px;
  }

  .about-sidebar {
    flex: 0 0 90px;
    width: 90px;
    margin-bottom: 0;
  }

  .gywm_left {
    float: none;
    width: 100%;
  }

  .gywm_nav {
    display: flex;
    width: 100%;
    overflow-x: auto;
    border: 1px solid #eee;
    border-radius: 5px;
    box-sizing: border-box;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .gywm_nav::-webkit-scrollbar {
    display: none;
  }

  .gywm_nav li {
    flex: 1 0 auto;
    width: auto;
    min-width: 88px;
    height: 42px;
    line-height: 42px;
    padding: 0 12px;
    border-right: 1px solid #eee;
    border-bottom: 0;
    box-sizing: border-box;
    font-size: 15px;
  }

  .gywm_nav li:last-child {
    border-right: 0;
  }

  .gywm_nav li.gywmhover {
    width: auto;
    height: 42px;
    border-bottom: 0;
    background: #e60640;
  }

  .gywm_nav li a,
  .gywm_nav li.gywmhover a {
    font-size: 15px;
  }

  .gywm_right {
    float: none;
    width: 100%;
    margin-top: 0;
    box-sizing: border-box;
    border-radius: 5px;
    overflow: hidden;
  }

  .error-page-wrap {
    margin: 20px auto 24px;
    padding: 0 12px;
  }

  .error-card {
    display: block;
    padding: 30px 20px;
    border-radius: 14px;
    text-align: center;
  }

  .error-code {
    margin-bottom: 18px;
    font-size: 82px;
    letter-spacing: -5px;
  }

  .error-content h1 {
    font-size: 21px;
  }

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

  .error-actions {
    justify-content: center;
  }

  .error-actions a {
    flex: 1 1 130px;
  }

  .gywm_r_bt {
    height: auto;
    min-height: 52px;
    padding: 14px 16px 13px 27px !important;
    box-sizing: border-box;
    line-height: 22px;
    font-size: 18px !important;
  }

  .gywm_r_bt::before {
    left: 14px;
    top: 16px;
    height: 19px;
  }

  .gywm_nr {
    width: auto;
    min-height: 0;
    padding: 20px 17px 28px !important;
    font-size: 15px;
    line-height: 1.9;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .gywm_nr p {
    margin-bottom: 12px;
  }

  .gywm_nr img,
  .gywm_nr video,
  .gywm_nr iframe {
    display: block;
    max-width: 100% !important;
    height: auto !important;
  }

  .gywm_nr table {
    display: block;
    width: 100%;
    overflow-x: auto;
  }

  .refresh_w {
    right: 10px;
    bottom: 20px;
  }

  .fanhui {
    width: 44px;
  }

  footer {
    position: relative;
    bottom: auto;
    width: 100%;
    height: auto;
    margin-top: 0;
    padding: 18px 12px;
    box-sizing: border-box;
  }

  .container {
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 70px);
  }

  .regular {
    flex: 1 0 auto;
  }

  footer {
    flex: 0 0 auto;
  }

  .foot_one,
  .foot_nav,
  .foot_nav ul,
  .foot_nav li {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .foot_nav {
    line-height: 26px;
  }

  .foot_two {
    margin-top: 9px;
  }

  .foot_two p {
    line-height: 1.7;
    overflow-wrap: anywhere;
  }

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

@media screen and (max-width: 480px) {
  .top_nav > .wrap {
    padding: 0 6px;
  }

  .top_nav_nr > a,
  .top_nav_nr > li {
    font-size: 14px;
  }

  .wrap.mt20 {
    padding: 9px;
  }

  .gywm_nav li {
    min-width: 82px;
    padding: 0 10px;
    font-size: 14px;
  }

  .wrap.mt20 {
    gap: 8px;
    padding: 0 8px;
  }

  .about-sidebar {
    flex-basis: 78px;
    width: 78px;
  }

  .about-tabs {
    gap: 5px;
    padding: 5px;
  }

  .about-tabs a {
    height: 42px;
    padding: 0 4px;
    font-size: 12px;
  }

  .gywm_nr {
    padding: 16px 13px 20px;
    font-size: 15px;
    line-height: 1.85;
  }
}