.about-page {
  overflow: hidden;
  background: #ffffff;
}

.about-hero {
  min-height: 350px;
  background:
    linear-gradient(90deg, rgba(244, 250, 255, 0.18) 0%, rgba(244, 250, 255, 0) 48%),
    url("/assets/images/about/qknow-design/hero-bg.png") no-repeat center / cover;
}

html.is-desktop .about-hero {
  margin-top: 68px;
}

.about-hero__inner {
  min-height: 350px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 10px;
  padding-left: 10px;
}

.about-hero__title {
  margin: 0 0 16px;
  color: #111827;
  font-size: clamp(40px, 3.4vw, 56px);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.18;
}

.about-hero__title span {
  color: #0f69e6;
  font-weight: 700;
}

.about-hero__lead {
  margin: 0 0 11px;
  color: #111827;
  font-size:28px;
  font-weight: 500;
  line-height: 1.45;
}

.about-hero__desc {
  max-width: 820px;
  margin: 0;
  color: #293241;
  font-size: 18px;
  line-height: 1.6;
}

.about-section {
  padding: 72px 0;
}

.about-company,
.about-honor {
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.about-qknow {
  overflow: hidden;
  padding: 30px 0 64px;
  background:
    linear-gradient(180deg, rgba(237, 247, 255, 0.74), rgba(240, 249, 255, 0.92)),
    url("/assets/images/about/qknow-design/section-bg.png") no-repeat center top / cover;
}

.about-qknow__inner {
  display: grid;
  gap: 27px;
}

.about-qknow__heading {
  text-align: center;
}

.about-qknow__heading h2 {
  margin: 0 0 10px;
  color: #000000;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.3;
}

.about-qknow__heading p {
  margin: 0;
  color: #393e4f;
  font-size: 18px;
  line-height: 1.55;
}

.about-qknow__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  width: min(100%, 1584px);
  margin: 0 auto;
}

.about-qknow__card {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 18px;
  min-height: 158px;
  padding: 30px;
  border: 0;
  border-radius: 8px;
  background: #ffffff;
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.about-qknow__card:hover {
  transform: translateY(-0.25rem);
  box-shadow: 0 22px 48px rgba(22, 69, 148, 0.1);
}

.about-qknow__card--compact {
  min-height: 146px;
}

.about-qknow__icon {
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  border-radius: 8px;
  background: #ecf1fb;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.about-qknow__card:hover .about-qknow__icon {
  background: #e5efff;
  transform: scale(1.03);
}

.about-qknow__icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.about-qknow__copy {
  min-width: 0;
  padding-top: 2px;
}

.about-qknow__copy h3 {
  color: rgba(0, 0, 0, 0.85);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.45;
  margin-top: -5px;
}

.about-qknow__copy p {
  margin: 0;
  color: #333333;
  font-size: 18px;
  line-height: 1.65;
}

.about-contact {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(241, 247, 255, 0.88)),
    url("/assets/images/about/section-bg.png") no-repeat center / cover;
}

.about-section__heading {
  max-width: 900px;
  margin: 0 auto 48px;
  text-align: center;
}

.about-section__heading h2 {
  position: relative;
  z-index: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0 0 16px;
  color: #000000;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 46px;
  text-align: center;
}

.about-section__heading h2::after {
  content: none;
}

.about-section__icon {
  display: none;
  width: 46px;
  height: 36px;
  flex-shrink: 0;
}

.about-section__heading p {
  margin: 0;
  color: #393e4f;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 20px;
  font-weight: normal;
  line-height: 28px;
  text-align: center;
}

.about-intro__grid,
.about-company__grid,
.about-contact__grid {
  display: grid;
  align-items: center;
  gap: 56px;
}

.about-intro__grid {
  grid-template-columns: minmax(500px, 1fr) minmax(0, 0.82fr);
}

.about-company__grid {
  max-width: 1180px;
  margin: 0 auto;
  grid-template-columns: minmax(360px, 0.92fr) minmax(0, 1.08fr);
  align-items: stretch;
  gap: 64px;
}

.about-contact__grid {
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 28px;
}

.about-intro__media img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
  filter: drop-shadow(0 22px 36px rgba(15, 39, 81, 0.08));
}

.about-intro__copy,
.about-company__copy {
  color: #263244;
}

.about-intro__copy p,
.about-company__copy p {
  margin: 0;
  color: #2f3c50;
  font-size: 16px;
  line-height: 2;
}

.about-intro__copy p + p,
.about-company__copy p + p {
  margin-top: 18px;
}

.about-intro__copy .about-intro__lead {
  color: #111827;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.9;
}

.about-company__photo {
  height: 100%;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 20px 48px rgba(15, 39, 81, 0.1);
}

.about-company__photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.about-company__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 26px;
}

.about-company__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 96px;
  height: 36px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  box-sizing: border-box;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform 0.22s ease,
    background-color 0.22s ease,
    border-color 0.22s ease,
    color 0.22s ease,
    box-shadow 0.22s ease;
}

.about-company__btn--primary {
  background: #1677ff;
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(22, 119, 255, 0.22);
}

.about-company__btn--ghost {
  background: #ffffff;
  border-color: #1677ff;
  color: #1677ff;
}

.about-company__btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.about-company__btn--primary:hover {
  background: #0f69e6;
  border-color: #0f69e6;
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(22, 119, 255, 0.3);
}

.about-company__btn--ghost:hover {
  background: #ffffff;
  border-color: #1677ff;
  color: #1677ff;
  box-shadow: none;
}

.about-company__btn:active {
  transform: translateY(0);
}

.about-contact__card {
  align-self: stretch;
  padding: 30px 34px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 24px 60px rgba(15, 39, 81, 0.1);
}

.about-contact__item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.about-contact__item + .about-contact__item {
  margin-top: 24px;
}

.about-contact__icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background-color: #eef6ff;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 24px 24px;
}

.about-contact__item--phone .about-contact__icon {
  background-image: url("/assets/images/home/cta/gftelephone.png");
  background-size: 24px 24px !important;
}

.about-contact__item--mail .about-contact__icon {
  background-image: url("/assets/images/home/cta/youjian.png");
  background-size: 30px 22px !important;
}

.about-contact__item--pin .about-contact__icon {
  background-image: url("/assets/images/home/cta/dizhi.png");
  background-size: 24px 32px !important;
}

.about-contact__item h3 {
  margin: 0 0 7px;
  color: #000;
  font-size: 16px;
  letter-spacing: 0;
  line-height: 1.35;
}

.about-contact__item p {
  margin: 0;
  color: #707070;
  font-size: 16px;
  line-height: 1.65;
}

.about-contact__item .about-contact__strong {
  color: #111827;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.35;
}

.about-contact__item--mail .about-contact__strong {
  font-size: 18px;
}

.about-contact__divider {
  height: 1px;
  margin: 28px 0;
  background: rgba(15, 105, 230, 0.12);
}

.about-contact__map {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1110 / 594;
  border-radius: 8px;
  background: #f6fbff;
}

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

.about-contact__map-pin {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  color: #0f69e6;
  line-height: 1;
  text-decoration: none;
  transform: translate3d(0, 0, 0);
  transition: transform 0.2s ease, filter 0.2s ease;
}

.about-contact__map-pin:hover,
.about-contact__map-pin:focus-visible {
  filter: drop-shadow(0 10px 18px rgba(0, 111, 255, 0.18));
  transform: translate3d(0, -3px, 0);
}

.about-contact__map-pin:focus-visible {
  outline: 2px solid rgba(15, 105, 230, 0.55);
  outline-offset: 4px;
  border-radius: 10px;
}

.about-contact__map-pin-icon {
  display: block;
  width: clamp(46px, 4.7vw, 82px);
  height: auto;
  flex: 0 0 auto;
  pointer-events: none;
}

.about-contact__map-pin-label {
  display: inline-flex;
  align-items: center;
  min-height: clamp(26px, 2.2vw, 40px);
  margin-left: clamp(-8px, -0.45vw, -4px);
  padding: 0 clamp(9px, 0.9vw, 16px);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 4px 14px rgba(30, 118, 224, 0.2);
  color: #0f69e6;
  font-size: clamp(13px, 1.1vw, 20px);
  font-weight: 800;
  white-space: nowrap;
  pointer-events: none;
}

.about-contact__map-pin--xinjiang {
  left: 22.6%;
  top: 18.2%;
}

.about-contact__map-pin--zhengzhou {
  left: 58.2%;
  top: 36.1%;
}

.about-contact__map-pin--nanjing {
  left: 69.8%;
  top: 45.8%;
}

@media (max-width: 1279px) {
  .about-hero,
  .about-hero__inner {
    min-height: 300px;
  }

  .about-qknow__grid,
  .about-intro__grid,
  .about-company__grid,
  .about-contact__grid {
    grid-template-columns: 1fr;
  }

  html:not(.is-desktop) .about-company__photo {
    height: auto;
  }

  html:not(.is-desktop) .about-company__photo img {
    aspect-ratio: 590 / 330;
    height: auto;
  }

  .about-contact__card {
    max-width: 720px;
    width: 100%;
    box-sizing: border-box;
    justify-self: center;
  }
}

@media (max-width: 900px) {
  html:not(.is-desktop) .about-section {
    padding: 56px 0;
  }

  html:not(.is-desktop) .about-qknow {
    padding: 40px 0 56px;
  }

  html:not(.is-desktop) .about-qknow__heading h2 {
    font-size: 30px;
  }

  html:not(.is-desktop) .about-qknow__heading p,
  html:not(.is-desktop) .about-qknow__copy p {
    font-size: 16px;
  }

  html:not(.is-desktop) .about-section__heading {
    margin-bottom: 36px;
  }

  html:not(.is-desktop) .about-section__heading h2 {
    flex-wrap: wrap;
    font-size: 28px;
    line-height: 1.35;
  }

  html:not(.is-desktop) .about-section__heading p {
    font-size: 17px;
    line-height: 1.6;
    padding: 0 12px;
  }
}

@media (max-width: 640px) {
  html:not(.is-desktop) .about-hero {
    min-height: 270px;
    background-position: 62% center;
  }

  html:not(.is-desktop) .about-hero__inner {
    min-height: 270px;
    padding-right: 24%;
  }

  html:not(.is-desktop) .about-hero__title {
    margin-bottom: 14px;
    font-size: 32px;
  }

  html:not(.is-desktop) .about-hero__lead {
    margin-bottom: 12px;
    font-size: 18px;
  }

  html:not(.is-desktop) .about-hero__desc,
  html:not(.is-desktop) .about-section__heading p,
  html:not(.is-desktop) .about-intro__copy p,
  html:not(.is-desktop) .about-company__copy p {
    font-size: 14px;
  }

  html:not(.is-desktop) .about-section__heading h2 {
    font-size: 22px;
  }

  html:not(.is-desktop) .about-qknow__card {
    grid-template-columns: 58px minmax(0, 1fr);
    min-height: 0;
    padding: 16px;
  }

  html:not(.is-desktop) .about-qknow__icon {
    width: 58px;
    height: 58px;
  }

  html:not(.is-desktop) .about-qknow__icon img {
    width: 42px;
    height: 42px;
  }

  html:not(.is-desktop) .about-qknow__copy h3 {
    font-size: 17px;
    margin-bottom: 8px;
  }

  html:not(.is-desktop) .about-contact__card {
    padding: 24px 18px;
  }

  html:not(.is-desktop) .about-contact__map,
  html:not(.is-desktop) .about-contact__map > img {
    min-height: 280px;
  }
}

@media (max-width: 420px) {
  html:not(.is-desktop) .about-hero__inner {
    padding-right: 14%;
  }

  html:not(.is-desktop) .about-contact__item {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
  }

  html:not(.is-desktop) .about-contact__icon {
    width: 36px;
    height: 36px;
  }

  html:not(.is-desktop) .about-contact__item--phone .about-contact__icon {
    background-size: 18px 18px !important;
  }

  html:not(.is-desktop) .about-contact__item--mail .about-contact__icon {
    background-size: 22px 16px !important;
  }

  html:not(.is-desktop) .about-contact__item--pin .about-contact__icon {
    background-size: 16px 22px !important;
  }
}