.network-security-page {
  --security-primary: #1664ff;
  --security-primary-dark: #0f57e8;
  --security-primary-light: #4a92ff;
  --security-text: #1d2129;
  --security-muted: #717883;
  --security-soft: #f4f6fb;
  --security-section-soft: #f5f7fc;
  --security-border: #dfe4ee;
  --security-shadow: 0 14px 34px rgba(28, 72, 145, 0.14);
  --security-shadow-hover: 0 20px 42px rgba(22, 100, 255, 0.25);
  --security-font: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  margin: 0;
  min-width: 320px;
  color: var(--security-text);
  background: #ffffff;
  font-family: var(--security-font);
}
.network-security-page img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}
.security-section__inner,
.security-hero__inner {
  width: 1360px;
  max-width: calc(100% - 48px);
  margin: 0 auto;
}
.security-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  min-width: 120px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  font-size: 14px;
  line-height: 1;
  font-weight: 400;
  transition: transform 0.2s ease, color 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.security-button:hover,
.security-button:focus {
  transform: translateY(-2px);
}
.security-button--hero {
  width: 230px;
  height: 48px;
  border-color: #ffffff;
  border-radius: 6px;
  color: #1d2129;
  background: #ffffff;
  font-size: 16px;
}
.security-button--hero:hover,
.security-button--hero:focus {
  color: var(--security-primary);
  box-shadow: 0 10px 24px rgba(255, 255, 255, 0.2);
}
.security-button--outline {
  color: var(--security-primary);
  border-color: var(--security-primary);
  background: #ffffff;
}
.security-access .security-button--outline:hover,
.security-managed .security-button--outline:hover,
.security-access .security-button--outline:focus,
.security-managed .security-button--outline:focus {
  color: #ffffff;
  border-color: var(--security-primary);
  background: var(--security-primary);
}
.security-hero {
  height: 500px;
  background-image: url("/img/v2026/security/products/banner-bg.jpg");
  background-repeat: no-repeat;
  background-position: center top;
  background-size: cover;
}
.security-hero__inner {
  padding-top: 155px;
}
.security-hero__title {
  margin: 0;
  color: #ffffff;
  font-size: 48px;
  font-weight: 700;
  line-height: 62px;
  letter-spacing: 0;
}
.security-hero__subtitle {
  margin: 22px 0 0;
  color: #ffffff;
  font-size: 18px;
  line-height: 28px;
}
.security-hero .security-button {
  margin-top: 37px;
}
.security-heading {
  text-align: center;
}
.security-heading__title {
  margin: 0;
  color: var(--security-text);
  font-size: 28px;
  font-weight: 700;
  line-height: 38px;
  letter-spacing: 0;
}
.security-heading__subtitle {
  margin: 18px 0 0;
  color: var(--security-muted);
  font-size: 16px;
  line-height: 28px;
}
.security-basic {
  min-height: 710px;
  padding: 65px 0 74px;
  background: #ffffff;
}
.security-basic__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 27px;
}
.security-basic-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--security-border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(23, 45, 88, 0.04);
  outline: none;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.security-basic-card:hover,
.security-basic-card:focus,
.security-basic-card.is-active {
  border-color: transparent;
  box-shadow: var(--security-shadow-hover);
  transform: translateY(-8px);
}
.security-basic-card__intro {
  height: 153px;
  padding: 32px 28px 20px;
  border-radius: 8px 8px 0 0;
  background: #ffffff;
  transition: color 0.22s ease, background 0.22s ease;
}
.security-basic-card__details {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
  padding: 17px 28px 30px;
  flex-direction: column;
  border-radius: 0 0 8px 8px;
  background: var(--security-soft);
  transition: color 0.22s ease, background 0.22s ease;
  justify-content: space-between;
}
.security-basic-card:hover .security-basic-card__intro,
.security-basic-card:focus .security-basic-card__intro,
.security-basic-card.is-active .security-basic-card__intro {
  color: #ffffff;
  background: var(--security-primary-light);
}
.security-basic-card:hover .security-basic-card__details,
.security-basic-card:focus .security-basic-card__details,
.security-basic-card.is-active .security-basic-card__details {
  color: #ffffff;
  background: var(--security-primary);
}
.security-basic-card__title-row {
  display: flex;
  align-items: center;
  min-height: 40px;
  gap: 10px;
}
.security-basic-card__icon {
  position: relative;
  display: inline-flex;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  align-items: center;
  justify-content: center;
}
.security-basic-card__icon img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: auto;
  height: auto;
  max-width: 40px;
  max-height: 40px;
  transform: translate(-50%, -50%);
  object-fit: contain;
  transition: opacity 0.18s ease;
}
.security-basic-card__icon img:last-child {
  opacity: 0;
}
.security-basic-card:hover .security-basic-card__icon img:first-child,
.security-basic-card:focus .security-basic-card__icon img:first-child,
.security-basic-card.is-active .security-basic-card__icon img:first-child {
  opacity: 0;
}
.security-basic-card:hover .security-basic-card__icon img:last-child,
.security-basic-card:focus .security-basic-card__icon img:last-child,
.security-basic-card.is-active .security-basic-card__icon img:last-child {
  opacity: 1;
}
.security-basic-card__title {
  margin: 0;
  color: inherit;
  font-size: 20px;
  font-weight: 700;
  line-height: 28px;
  letter-spacing: 0;
  white-space: nowrap;
}
.security-basic-card__summary {
  margin: 8px 0 0;
  color: var(--security-muted);
  font-size: 16px;
  line-height: 28px;
}
.security-basic-card:hover .security-basic-card__summary,
.security-basic-card:focus .security-basic-card__summary,
.security-basic-card.is-active .security-basic-card__summary {
  color: rgba(255, 255, 255, 0.92);
}
.security-copy-block {
  margin: 0 0 12px;
}
.security-copy-block h4 {
  margin: 0;
  color: var(--security-text);
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
}
.security-copy-block p {
  margin: 3px 0 0;
  color: var(--security-muted);
  font-size: 16px;
  line-height: 28px;
}
.security-basic-card:hover .security-copy-block h4,
.security-basic-card:focus .security-copy-block h4,
.security-basic-card.is-active .security-copy-block h4,
.security-basic-card:hover .security-copy-block p,
.security-basic-card:focus .security-copy-block p,
.security-basic-card.is-active .security-copy-block p {
  color: #ffffff;
}
.security-access .security-basic-card:hover .security-button--outline,
.security-access .security-basic-card:focus .security-button--outline,
.security-access .security-basic-card.is-active .security-button--outline {
  color: #ffffff;
  border-color: #ffffff;
  background: transparent;
}
.security-basic-card .security-button {
  margin-top: auto;
  align-self: flex-start;
}
.security-access {
  min-height: 704px;
  padding: 68px 0 93px;
  background: var(--security-section-soft);
}
.security-access__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 29px;
}
.security-feature-card,
.security-managed-card {
  border: 1px solid var(--security-border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 8px 22px rgba(23, 45, 88, 0.04);
  outline: none;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.security-feature-card {
  display: flex;
  flex-direction: column;
}
.security-button-block {
  margin-top: auto;
}
.security-feature-card:hover,
.security-feature-card:focus,
.security-feature-card.is-active,
.security-managed-card:hover,
.security-managed-card:focus,
.security-managed-card.is-active {
  border-color: #c9dafd;
  box-shadow: var(--security-shadow);
  transform: translateY(-8px);
}
.security-feature-card__head {
  min-height: 120px;
  padding: 28px 32px 22px;
  border-radius: 8px 8px 0 0;
  background: var(--security-primary-light);
  color: #ffffff;
}
.security-feature-card__icon {
  float: left;
  width: auto;
  height: auto;
  max-width: 40px;
  max-height: 40px;
  margin-right: 16px;
  object-fit: contain;
}
.security-feature-card__title {
  margin: 0;
  color: #ffffff;
  font-size: 22px;
  font-weight: 700;
  line-height: 34px;
  letter-spacing: 0;
}
.security-feature-card__summary {
  clear: both;
  margin: 18px 0 0;
  color: #ffffff;
  font-size: 16px;
  line-height: 26px;
}
.security-feature-card__body {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
  padding: 20px 30px 41px;
  flex-direction: column;
  border-radius: 0 0 8px 8px;
  background: #ffffff;
}
.security-feature-card .security-copy-block {
  margin-bottom: 13px;
}
.security-feature-card .security-button {
  margin-top: auto;
  align-self: flex-start;
}
.security-managed {
  min-height: 732px;
  padding: 70px 0 74px;
  background: #ffffff;
}
.security-managed-card {
  display: flex;
  width: 1104px;
  height: 466px;
  max-width: 100%;
  margin: 38px auto 0;
  flex-direction: column;
}
.security-managed-card__head {
  display: flex;
  min-height: 122px;
  padding: 28px 32px 22px;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  border-radius: 8px 8px 0 0;
  color: #ffffff;
  background: var(--security-primary-light);
}
.security-managed-card__title-row {
  display: flex;
  align-items: center;
  gap: 16px;
}
.security-managed-card__icon {
  width: 38px;
  height: 40px;
  flex: 0 0 auto;
  object-fit: contain;
}
.security-managed-card__title {
  margin: 0;
  color: #ffffff;
  font-size: 22px;
  font-weight: 700;
  line-height: 34px;
  letter-spacing: 0;
}
.security-managed-card__summary {
  margin: 14px 0 0;
  color: #ffffff;
  font-size: 16px;
  line-height: 26px;
}
.security-managed-card__body {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
  padding: 23px 31px 36px;
  align-items: center;
  justify-content: space-between;
  gap: 38px;
  border-radius: 0 0 8px 8px;
  background: #ffffff;
}
.security-managed-card__content {
  display: flex;
  min-height: 285px;
  flex: 1 1 auto;
  flex-direction: column;
}
.security-managed-card__content .security-copy-block {
  margin-bottom: 7px;
}
.security-managed-card .security-button {
  margin-top: auto;
  align-self: flex-start;
}
.security-managed-card__media {
  width: 351px;
  flex: 0 0 351px;
}
.security-managed-card__media img {
  width: 351px;
  height: auto;
}
.security-consultation {
  height: 280px;
  background-image: url("/img/v2026/security/products/security-consultation-bg.jpg");
  background-repeat: no-repeat;
  background-position: center top;
  background-size: cover;
}
.security-consultation__inner {
  width: 1360px;
  max-width: calc(100% - 48px);
  margin: 0 auto;
  padding-top: 72px;
  text-align: center;
}
.security-consultation__title {
  margin: 0;
  color: #ffffff;
  font-size: 30px;
  font-weight: 700;
  line-height: 40px;
  letter-spacing: 0;
}
.security-consultation__subtitle {
  margin: 16px 0 0;
  color: #ffffff;
  font-size: 18px;
  line-height: 28px;
}
.security-button--consultation {
  width: 230px;
  height: 48px;
  margin-top: 28px;
  border-color: #ffffff;
  border-radius: 6px;
  color: #ffffff;
  background: transparent;
  font-size: 16px;
}
.security-button--consultation:hover,
.security-button--consultation:focus {
  color: var(--security-primary);
  background: #ffffff;
}
/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
  .security-section__inner,
  .security-hero__inner,
  .security-consultation__inner {
    max-width: calc(100% - 32px);
  }
  .security-hero {
    height: 230px;
    background-image: url("/img/v2026/security/products/banner-bg-m.jpg");
    background-position: center top;
  }
  .security-hero__inner {
    padding-top: 50px;
  }
  .security-hero__title {
    max-width: unset;
    font-size: 26px;
    line-height: 34px;
  }
  .security-hero__subtitle {
    max-width: 285px;
    margin-top: 10px;
    font-size: 13px;
    line-height: 20px;
  }
  .security-hero .security-button {
    width: 132px;
    height: 36px;
    margin-top: 14px;
    font-size: 14px;
  }
  .security-heading__title {
    font-size: 24px;
    line-height: 34px;
  }
  .security-heading__subtitle {
    margin-top: 10px;
    font-size: 14px;
    line-height: 22px;
  }
  .security-basic,
  .security-access,
  .security-managed {
    min-height: 0;
    padding: 42px 0;
  }
  .security-basic__grid,
  .security-access__grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 26px;
  }
  .security-basic-card,
  .security-feature-card,
  .security-managed-card,
  .security-basic-card__intro,
  .security-basic-card__details,
  .security-feature-card__body,
  .security-managed-card__body {
    height: auto;
    min-height: 0;
  }
  .security-basic-card__intro,
  .security-feature-card__head,
  .security-managed-card__head {
    padding: 24px 22px 18px;
  }
  .security-basic-card__details,
  .security-feature-card__body {
    padding: 18px 22px 26px;
  }
  .security-basic-card__title,
  .security-feature-card__title,
  .security-managed-card__title {
    font-size: 20px;
    line-height: 30px;
  }
  .security-basic-card__summary,
  .security-copy-block p,
  .security-feature-card__summary,
  .security-managed-card__summary {
    font-size: 14px;
    line-height: 24px;
  }
  .security-copy-block h4 {
    font-size: 15px;
    line-height: 24px;
  }
  .security-managed-card {
    margin-top: 26px;
  }
  .security-managed-card__body {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 22px 28px;
    gap: 24px;
  }
  .security-managed-card__content {
    min-height: 0;
  }
  .security-managed-card__media {
    width: 100%;
    max-width: 351px;
    flex: 0 1 auto;
    margin: 0 auto;
  }
  .security-managed-card__media img {
    width: 100%;
  }
  .security-consultation {
    height: 220px;
  }
  .security-consultation__inner {
    padding-top: 48px;
  }
  .security-consultation__title {
    font-size: 24px;
    line-height: 34px;
  }
  .security-consultation__subtitle {
    margin-top: 10px;
    font-size: 15px;
    line-height: 24px;
  }
  .security-button--consultation {
    width: 150px;
    height: 40px;
    margin-top: 20px;
    font-size: 14px;
  }
}
@media (min-width: 768px) and (max-width: 1024px) {
  .security-section__inner,
  .security-hero__inner,
  .security-consultation__inner {
    max-width: calc(100% - 48px);
  }
  .security-basic__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .security-basic,
  .security-access,
  .security-managed {
    min-height: 0;
    padding: 56px 0;
  }
  .security-access__grid {
    grid-template-columns: 1fr;
  }
  .security-managed-card__body {
    align-items: flex-start;
  }
  .security-managed-card__media {
    width: 300px;
    flex-basis: 300px;
  }
  .security-managed-card__media img {
    width: 300px;
  }
}