:root {
  color-scheme: light;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f7f8fa;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: #111827;
  background: #f7f8fa;
}

.seo-fallback a {
  color: inherit;
  text-decoration: none;
}

.seo-wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.seo-header {
  display: flex;
  min-height: 72px;
  padding: 0 max(20px, calc((100vw - 1120px) / 2));
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #fff;
  background: #071222;
}

.seo-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.seo-brand img {
  display: block;
}

.seo-brand span {
  display: grid;
  gap: 3px;
}

.seo-brand strong {
  font-size: 16px;
}

.seo-brand small {
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
}

.seo-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.seo-hero {
  padding: 112px 0 118px;
  color: #fff;
  background: radial-gradient(circle at 75% 28%, rgba(45, 214, 180, 0.24), transparent 28%), linear-gradient(135deg, #071222 0%, #0b2234 52%, #14312f 100%);
}

.seo-overline {
  margin: 0 0 18px;
  color: #b9f2a2;
  font-size: 14px;
  font-weight: 700;
}

.seo-hero h1 {
  max-width: 800px;
  margin: 0;
  color: #fff;
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.12;
}

.seo-hero p:not(.seo-overline) {
  max-width: 760px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 18px;
  line-height: 1.85;
}

.seo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.seo-actions a {
  display: inline-flex;
  min-height: 46px;
  padding: 0 18px;
  align-items: center;
  justify-content: center;
  color: #06131d;
  font-weight: 800;
  background: #8fe66a;
  border-radius: 8px;
}

.seo-actions a + a {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.seo-section {
  padding: 78px 0;
  background: #fff;
}

.seo-section.seo-alt {
  background: #f1f5f4;
}

.seo-section h2 {
  max-width: 780px;
  margin: 0 0 28px;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.2;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.seo-grid article {
  padding: 24px;
  background: #fff;
  border: 1px solid #e4e9ef;
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(17, 24, 39, 0.06);
}

.seo-grid h3 {
  margin: 0 0 12px;
  font-size: 20px;
}

.seo-grid h3 a,
.seo-links strong {
  color: #0a6b58;
}

.seo-grid p,
.seo-copy-grid p,
.seo-lead,
.seo-contact p {
  margin: 0;
  color: #5b6574;
  line-height: 1.8;
}

.seo-copy-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}

.seo-copy-grid ul {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.seo-copy-grid li {
  padding: 16px 18px;
  font-weight: 700;
  background: #fff;
  border: 1px solid #dde6e3;
  border-radius: 8px;
}

.seo-lead {
  max-width: 760px;
  margin-top: -12px;
}

.seo-technology-grid article {
  min-height: 238px;
}

.seo-technology-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
  overflow: hidden;
  color: #fff;
  background: #0e1824;
  border-radius: 8px;
}

.seo-technology-flow div {
  display: grid;
  gap: 8px;
  min-height: 150px;
  padding: 22px;
}

.seo-technology-flow div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.seo-technology-flow strong {
  color: #b9f2a2;
  font-size: 14px;
}

.seo-technology-flow span {
  font-size: 18px;
  font-weight: 800;
}

.seo-technology-flow small {
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  line-height: 1.6;
}

.seo-knowledge-button {
  display: inline-flex;
  min-height: 44px;
  padding: 0 17px;
  margin-top: 22px;
  align-items: center;
  gap: 9px;
  color: #06131d;
  font-weight: 800;
  background: #8fe66a;
  border-radius: 8px;
}

.seo-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.seo-links a {
  display: grid;
  gap: 8px;
  padding: 22px;
  background: #f7f8fa;
  border: 1px solid #e4e9ef;
  border-radius: 8px;
}

.seo-links span {
  color: #5b6574;
  font-size: 14px;
  line-height: 1.6;
}

.seo-contact {
  color: #fff;
  background: #0e1824;
}

.seo-contact h2 {
  color: #fff;
}

.seo-contact p {
  max-width: 860px;
  color: rgba(255, 255, 255, 0.72);
}

.seo-footer {
  padding: 28px 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
  background: #071222;
}

.seo-article-body {
  padding: 58px 0 84px;
}

.seo-breadcrumbs {
  margin-bottom: 24px;
  color: #657180;
  font-size: 14px;
}

.seo-breadcrumbs a {
  color: #0a6b58;
}

.seo-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 56px;
  align-items: start;
}

.seo-article {
  min-width: 0;
  padding: 38px;
  background: #fff;
  border: 1px solid #e4e9ef;
  border-radius: 8px;
}

.seo-article h1 {
  margin: 0 0 20px;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.18;
}

.seo-article h2 {
  margin: 46px 0 16px;
  font-size: 28px;
  line-height: 1.3;
}

.seo-article h3 {
  margin: 30px 0 12px;
  font-size: 20px;
}

.seo-article p,
.seo-article li {
  color: #465362;
  font-size: 16px;
  line-height: 1.9;
}

.seo-article ul,
.seo-article ol {
  padding-left: 24px;
}

.seo-article .seo-summary {
  padding: 20px 22px;
  color: #233140;
  background: #edf8f4;
  border-left: 4px solid #13a389;
  border-radius: 0 8px 8px 0;
}

.seo-toc {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 12px;
  padding: 22px;
  background: #fff;
  border: 1px solid #e4e9ef;
  border-radius: 8px;
}

.seo-toc strong {
  margin-bottom: 4px;
}

.seo-toc a {
  color: #4b5867;
  font-size: 14px;
  line-height: 1.45;
}

.seo-toc a:hover {
  color: #0a6b58;
}

.seo-related {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.seo-related a {
  padding: 18px;
  color: #0a6b58;
  font-weight: 700;
  background: #f3f8f6;
  border-radius: 8px;
}

@media (max-width: 900px) {
  .seo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .seo-copy-grid,
  .seo-article-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .seo-toc {
    position: static;
  }
}

@media (max-width: 640px) {
  .seo-wrap {
    width: min(100% - 28px, 1120px);
  }

  .seo-header {
    padding: 14px;
    align-items: flex-start;
    flex-direction: column;
  }

  .seo-header nav {
    gap: 14px;
  }

  .seo-hero {
    padding: 74px 0 82px;
  }

  .seo-hero p:not(.seo-overline) {
    font-size: 16px;
  }

  .seo-section {
    padding: 58px 0;
  }

  .seo-grid,
  .seo-links,
  .seo-related {
    grid-template-columns: 1fr;
  }

  .seo-technology-flow {
    grid-template-columns: 1fr;
  }

  .seo-technology-flow div + div {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-left: 0;
  }

  .seo-article {
    padding: 24px 20px;
  }
}