.about-network { clear: both; max-width: 1200px; margin: 0 auto 90px; padding-top: 48px; background: #fff; }
.about-network-inner { border-top: 1px solid #e5eaf0; padding-top: 62px; }
.about-network-heading { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-bottom: 38px; }
.about-network-heading-copy > span { display: block; margin-bottom: 13px; color: #4c7eac; font-size: 12px; font-weight: 600; letter-spacing: .16em; }
.about-network-heading h2 { margin: 0; color: #173758; font-size: 38px; font-weight: 600; line-height: 1.3; letter-spacing: -.025em; }
.about-network-heading p { max-width: 270px; margin: 0 0 5px; color: #8190a0; font-size: 14px; line-height: 1.75; text-align: right; }
.about-network-stage { position: relative; width: 100%; aspect-ratio: 5 / 3; overflow: hidden; border-top: 1px solid #e2ebf2; border-bottom: 1px solid #e2ebf2; background: linear-gradient(110deg, #f7fafc, #fbfdfe 63%, #f8fbfd); }
.about-network-map { display: block; width: 100%; height: 100%; object-fit: contain; filter: saturate(1.08) contrast(1.04); }
.about-network-lines { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke: #8eabc5; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; opacity: .72; pointer-events: none; }
.about-network-pin { position: absolute; z-index: 2; top: var(--y); left: var(--x); width: 13px; height: 13px; border: 3px solid #fff; border-radius: 50%; background: #2468a5; box-shadow: 0 0 0 3px rgba(25,91,151,.13); transform: translate(-50%,-50%); }
.about-network-pin-service { background: #41a4b3; box-shadow: 0 0 0 3px rgba(38,149,166,.13); }
.about-network-callout { position: absolute; z-index: 3; box-sizing: border-box; width: 25%; padding: 6px 0 6px 15px; border-left: 2px solid #84abc9; }
.about-network-callout span { display: block; margin-bottom: 4px; color: #154c80; font-size: 16px; font-weight: 600; }
.about-network-callout strong { display: block; color: #52667a; font-size: 12px; font-weight: 400; line-height: 1.55; overflow-wrap: anywhere; }
.about-network-callout strong + strong { margin-top: 3px; }
.about-network-callout-service { border-left-color: #80bdc6; }
.about-network-callout-service span { color: #268b9b; }
.about-network-callout-chengdu { left: 4%; top: 48%; width: 27%; }
.about-network-callout-beijing { left: 61%; top: 14%; width: 29%; }
.about-network-callout-nantong { left: 71%; top: 35%; }
.about-network-callout-suzhou { left: 71%; top: 50%; }
.about-network-callout-wuhan { left: 65%; top: 64%; width: 27%; }
.about-network-callout-shenzhen { left: 57%; top: 82%; width: 25%; }
.about-network-mobile-list { display: none; }
.about-network-source { margin: 10px 3px 0; color: #a2adb8; font-size: 11px; text-align: right; }
@media (max-width: 1250px) {
  .about-network { margin-left: 24px; margin-right: 24px; }
}
@media (max-width: 1020px) {
  .about-network-stage { aspect-ratio: 5 / 3; }
  .about-network-callout, .about-network-lines { display: none; }
  .about-network-mobile-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 28px; margin-top: 20px; }
  .about-network-mobile-list > div { display: grid; grid-template-columns: 44px minmax(0,1fr); gap: 8px; padding: 14px 0; border-bottom: 1px solid #e8edf2; color: #34475b; font-size: 14px; line-height: 1.6; }
  .about-network-mobile-list b { color: #12559e; font-weight: 600; }
}
@media (max-width: 600px) {
  .about-network { margin: 0 16px 64px; padding-top: 28px; }
  .about-network-inner { padding-top: 38px; }
  .about-network-heading { display: block; margin-bottom: 25px; }
  .about-network-heading-copy > span { font-size: 12px; }
  .about-network-heading h2 { font-size: 29px; }
  .about-network-heading p { max-width: none; margin: 11px 0 0; font-size: 13px; text-align: left; }
  .about-network-stage { aspect-ratio: 5 / 4; }
  .about-network-map { width: 133.333%; max-width: none; height: 100%; object-fit: fill; }
  .about-network-pin { left: var(--mx); width: 10px; height: 10px; border-width: 2px; box-shadow: 0 0 0 3px rgba(20,88,163,.14); }
  .about-network-pin-service { box-shadow: 0 0 0 3px rgba(16,165,185,.15); }
  .about-network-pin-suzhou { display: none; }
  .about-network-mobile-list { grid-template-columns: 1fr; margin-top: 12px; }
  .about-network-mobile-list > div { padding: 11px 0; font-size: 13px; }
}