:root {
  --ink: #0b1731;
  --paper: #f7f2e8;
  --card: #fffdf8;
  --line: #53667d;
  --yellow: #f7dd65;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
* {
  box-sizing: border-box;
  letter-spacing: 0;
}
body {
  margin: 0;
  padding: 0 24px 24px;
  background-color: var(--paper);
  background-image: radial-gradient(#927f6012 0.65px, transparent 0.65px);
  background-size: 8px 8px;
  color: var(--ink);
}
a {
  color: inherit;
  text-decoration: none;
}
.seo-header,
.seo-footer {
  width: min(1240px, 100%);
  margin: auto;
  display: grid;
  grid-template-columns: 250px 1fr auto;
  align-items: center;
  gap: 24px;
}
.seo-header {
  min-height: 68px;
  border-bottom: 1px solid #b5bdc4;
}
.seo-logo img {
  display: block;
  width: 150px;
  height: 58px;
  object-fit: contain;
}
.seo-header nav,
.seo-footer nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 13px;
  font-weight: 650;
}
.seo-header nav a:hover,
.seo-footer nav a:hover {
  color: #1769e8;
}
.seo-language {
  padding: 7px 12px;
  border: 1.5px solid #9aa9b9;
  border-radius: 9px;
  background: #fff9e9;
  box-shadow: 2px 2px 0 #cad2d8;
  font-size: 11px;
  font-weight: 700;
}
.article-wrap,
.guides-wrap {
  width: min(880px, 100%);
  margin: 0 auto;
  padding: 24px 0 54px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: #718092;
  font-size: 11px;
}
.breadcrumb a {
  color: #1769e8;
}
.article-header {
  padding: 34px 0 28px;
  border-bottom: 2px solid var(--ink);
}
.eyebrow {
  margin: 0 0 8px;
  color: #798390;
  font:
    9px/1.5 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
}
.article-header h1,
.not-found h1 {
  margin: 0;
  font-family:
    "Arial Rounded MT Bold", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 42px;
  line-height: 1.2;
  font-weight: 950;
}
.article-header > p:last-child {
  max-width: 760px;
  margin: 12px 0 0;
  color: #566475;
  font-size: 16px;
  line-height: 1.8;
}
.toc {
  margin: 24px 0;
  padding: 13px 16px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: var(--card);
}
.toc summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
}
.toc nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 11px;
}
.toc nav a {
  color: #1769e8;
  font-size: 12px;
}
.article-content {
  padding-top: 4px;
}
.article-content section {
  padding: 23px 0;
  border-bottom: 1px solid #d9ddd8;
}
.article-content h2,
.article-faq h2,
.related-guides h2,
.live-data h2 {
  margin: 0 0 12px;
  font-size: 25px;
  line-height: 1.35;
}
.article-content p {
  margin: 10px 0;
  color: #3f4c5d;
  font-size: 15px;
  line-height: 2;
}
.article-note,
.notice {
  margin: 26px 0 6px;
  padding: 15px 17px;
  border-left: 5px solid #65a6db;
  border-radius: 7px;
  background: #dceff9;
}
.article-note strong {
  font-size: 13px;
}
.article-note p,
.notice {
  color: #52677a;
  font-size: 12px;
  line-height: 1.8;
}
.live-data {
  margin: 24px 0;
  padding: 20px;
  border: 1.7px solid var(--line);
  border-radius: 12px;
  background: var(--card);
}
.live-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.live-grid > div {
  padding: 12px;
  border: 1px solid #d7d9d1;
  border-radius: 8px;
  background: #f9f6ec;
}
.live-grid span {
  display: block;
  color: #6b7786;
  font-size: 10px;
}
.live-grid strong {
  display: block;
  margin-top: 4px;
  font-size: 17px;
}
.live-status {
  margin: 12px 0 0;
  color: #6d7885;
  font-size: 10px;
}
.live-data .notice {
  margin-bottom: 0;
}
.article-action {
  display: inline-flex;
  margin: 0 0 12px;
  padding: 9px 13px;
  border: 1.5px solid var(--ink);
  border-radius: 8px;
  background: var(--yellow);
  font-size: 12px;
  font-weight: 750;
}
.seo-page .seo-product-snapshot {
  margin: 24px 0 28px;
  padding: 22px;
  border: 2px solid var(--ink);
  border-radius: 12px;
  background: #fff1a8;
  box-shadow: 4px 4px 0 #0b1731;
}
.seo-page .seo-product-snapshot > header p {
  margin: 0 0 4px;
  color: #697486;
  font-size: 9px;
  font-weight: 850;
}
.seo-page .seo-product-snapshot > header h2 {
  margin: 0;
  font-size: 25px;
  line-height: 1.3;
}
.seo-page .seo-product-snapshot > header span {
  display: block;
  margin-top: 5px;
  color: #586477;
  font-size: 12px;
  line-height: 1.6;
}
.seo-page .snapshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
  margin-top: 17px;
}
.seo-page .snapshot-grid > div {
  min-height: 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 11px 12px;
  border: 1px solid #d3bd64;
  border-radius: 8px;
  background: #fffaf0db;
}
.seo-page .snapshot-grid span {
  color: #6a7280;
  font-size: 9px;
}
.seo-page .snapshot-grid strong {
  margin-top: 4px;
  overflow-wrap: anywhere;
  font-size: 17px;
  line-height: 1.3;
}
.seo-page .snapshot-notice,
.seo-page .snapshot-boundary {
  margin: 14px 0 0;
  padding: 11px 13px;
  border-left: 4px solid #4191ca;
  border-radius: 7px;
  background: #dbeff9;
  color: #465d70;
  font-size: 11px;
  line-height: 1.7;
}
.seo-page .snapshot-signal {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 11px 12px;
  border: 1px solid #dda0b5;
  border-radius: 8px;
  background: #f8dce5;
  font-size: 10px;
}
.seo-page .snapshot-signal[hidden] {
  display: none;
}
.seo-page .snapshot-signal > strong {
  color: #d34f82;
  font-size: 24px;
}
.seo-page .snapshot-signal q {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 12px;
  font-weight: 750;
}
.seo-page .snapshot-signal a {
  color: #1769e8;
  white-space: nowrap;
}
.seo-page .snapshot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.seo-page .snapshot-actions a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 15px;
  border: 1.7px solid var(--ink);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 800;
}
.seo-page .snapshot-primary {
  background: var(--ink);
  color: #fff;
}
.seo-page .snapshot-secondary {
  background: #fffaf0;
}
.seo-page .seo-product-snapshot > footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 5px 14px;
  margin-top: 12px;
  color: #6c7581;
  font-size: 9px;
}
.seo-page .seo-product-snapshot > footer a {
  color: #1769e8;
}
.seo-page .snapshot-timeline {
  margin-top: 14px;
  padding: 13px;
  border: 1px solid #d3bd64;
  border-radius: 8px;
  background: #fffaf0db;
}
.seo-page .snapshot-timeline h3 {
  margin: 0 0 7px;
  font-size: 13px;
}
.seo-page .snapshot-timeline ol {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.seo-page .snapshot-timeline li {
  display: grid;
  grid-template-columns: 145px 100px minmax(0, 1fr);
  gap: 9px;
  padding: 7px 0;
  border-top: 1px solid #ddd5b7;
  font-size: 10px;
}
.seo-page .snapshot-timeline li:first-child {
  border-top: 0;
}
.seo-page .snapshot-timeline time {
  color: #687383;
}
.seo-page .snapshot-timeline strong {
  color: #237b57;
}
.seo-page .seo-product-tools {
  margin-top: 28px;
  padding: 18px;
  border: 1.7px solid var(--line);
  border-radius: 10px;
  background: #dceff9;
}
.seo-page .seo-product-tools h2 {
  margin: 0;
  font-size: 22px;
}
.seo-page .seo-product-tools ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 20px;
  margin: 15px 0;
  padding: 0;
  list-style: none;
}
.seo-page .seo-product-tools li {
  display: grid;
  gap: 2px;
}
.seo-page .seo-product-tools strong {
  font-size: 12px;
}
.seo-page .seo-product-tools span {
  color: #596a79;
  font-size: 10px;
  line-height: 1.6;
}
.seo-page .seo-product-tools > a {
  display: inline-flex;
  padding: 8px 12px;
  border: 1.5px solid var(--ink);
  border-radius: 8px;
  background: #fffaf0;
  font-size: 11px;
  font-weight: 800;
}
.article-faq {
  padding-top: 30px;
}
.article-faq details {
  border-bottom: 1px solid #d6dad7;
}
.article-faq summary {
  padding: 15px 2px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
}
.article-faq details p {
  margin: 0 0 16px;
  color: #526071;
  font-size: 13px;
  line-height: 1.8;
}
.related-guides {
  padding-top: 34px;
}
.related-guides > div {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.related-guides a,
.guide-grid > a {
  padding: 15px;
  border: 1.7px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  box-shadow: 2px 2px 0 #1b315025;
}
.related-guides strong {
  display: block;
  font-size: 13px;
}
.related-guides span {
  display: block;
  margin-top: 8px;
  color: #1769e8;
  font-size: 10px;
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 15px;
  margin-top: 26px;
}
.guide-grid > a:nth-child(4n + 1) {
  background: #fff1a8;
}
.guide-grid > a:nth-child(4n + 2) {
  background: #f7dce5;
}
.guide-grid > a:nth-child(4n + 3) {
  background: #d9eff9;
}
.guide-grid > a:nth-child(4n) {
  background: #dff1c9;
}
.guide-grid > a > span {
  font-size: 9px;
  font-weight: 800;
}
.guide-grid h2 {
  margin: 8px 0;
  font-size: 20px;
}
.guide-grid p {
  margin: 0;
  color: #536171;
  font-size: 12px;
  line-height: 1.7;
}
.seo-footer {
  min-height: 92px;
  border-top: 1px solid #b5bdc4;
}
.seo-footer > img {
  width: 126px;
  height: 54px;
  object-fit: contain;
}
.seo-footer p {
  margin: 0;
  color: #8a929e;
  text-align: right;
  font-size: 9px;
}
.seo-footer p a {
  color: #1769e8;
}
.not-found {
  width: min(720px, 100%);
  min-height: calc(100vh - 170px);
  margin: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}
.not-found > p:not(.eyebrow) {
  color: #667386;
}
.not-found > div {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.not-found a {
  padding: 9px 14px;
  border: 1.5px solid var(--ink);
  border-radius: 8px;
  background: var(--yellow);
  font-weight: 750;
}
@media (max-width: 760px) {
  body {
    padding: 0 16px 20px;
  }
  .seo-header {
    grid-template-columns: 1fr auto;
    gap: 8px;
    padding: 9px 0;
  }
  .seo-logo img {
    width: 126px;
    height: 45px;
  }
  .seo-header nav {
    grid-column: 1/-1;
    grid-row: 2;
    justify-content: flex-start;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .seo-language {
    font-size: 9px;
  }
  .article-wrap,
  .guides-wrap {
    padding-top: 18px;
  }
  .article-header {
    padding: 25px 0 22px;
  }
  .article-header h1,
  .not-found h1 {
    font-size: 32px;
  }
  .article-header > p:last-child {
    font-size: 14px;
  }
  .live-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .seo-page .snapshot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .seo-page .snapshot-signal {
    grid-template-columns: auto 1fr;
  }
  .seo-page .snapshot-signal q,
  .seo-page .snapshot-signal a {
    grid-column: 1 / -1;
  }
  .seo-page .snapshot-timeline li {
    grid-template-columns: 1fr auto;
  }
  .seo-page .snapshot-timeline li > span {
    grid-column: 1 / -1;
  }
  .article-content h2,
  .article-faq h2,
  .related-guides h2,
  .live-data h2 {
    font-size: 22px;
  }
  .article-content p {
    font-size: 14px;
    line-height: 1.9;
  }
  .related-guides > div,
  .guide-grid {
    grid-template-columns: 1fr;
  }
  .seo-footer {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px 0;
  }
  .seo-footer nav {
    justify-content: flex-start;
    flex-wrap: wrap;
  }
  .seo-footer p {
    text-align: left;
  }
}
@media (max-width: 390px) {
  .live-grid {
    grid-template-columns: 1fr;
  }
  .seo-page .seo-product-snapshot {
    padding: 16px;
  }
  .seo-page .snapshot-grid,
  .seo-page .seo-product-tools ul {
    grid-template-columns: 1fr;
  }
  .seo-page .snapshot-actions {
    display: grid;
  }
  .seo-page .snapshot-actions a {
    width: 100%;
  }
  .article-header h1,
  .not-found h1 {
    font-size: 28px;
  }
  .toc nav {
    display: grid;
  }
  .seo-header nav {
    font-size: 11px;
    gap: 13px;
  }
}