.about-page { background: #f8f8f5; }
.about-page main { overflow: hidden; }
.about-nav-cta { display: inline-flex; align-items: center; gap: 12px; padding: 12px 18px; border: 1px solid #cbd4df; border-radius: 999px; color: var(--ink); font-size: 13px; font-weight: 700; }
.about-nav-cta:hover { border-color: var(--blue); color: var(--blue); }
.about-hero { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(310px, .8fr); align-items: center; gap: 90px; min-height: 650px; padding-block: 100px; }
.about-hero h1 { max-width: 760px; margin: 0; color: var(--ink); font-size: clamp(46px, 5.8vw, 82px); line-height: 1.06; letter-spacing: -.065em; }
.about-lede { max-width: 720px; margin: 30px 0 0; color: var(--muted); font-size: 19px; line-height: 1.9; }
.about-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.about-experience { padding: 42px; border: 1px solid #d8e0ea; border-radius: 30px; background: linear-gradient(145deg, #fff, #eef4ff); box-shadow: 0 26px 60px rgba(16, 33, 63, .1); }
.about-experience > p:first-child { margin: 0 0 24px; color: #486083; font-weight: 700; }
.about-experience > div { display: grid; grid-template-columns: 120px 1fr; align-items: center; padding: 24px 0; border-top: 1px solid var(--line); }
.about-experience strong { color: var(--blue); font-size: 56px; line-height: 1; letter-spacing: -.06em; }
.about-experience strong small { font-size: 24px; }
.about-experience span { color: var(--ink); font-size: 17px; font-weight: 700; }
.about-experience .about-experience-note { margin: 20px 0 0; color: var(--muted); line-height: 1.75; }
.about-business { padding-block: 110px; border-top: 1px solid var(--line); }
.about-business-feature { display: grid; grid-template-columns: minmax(320px, .78fr) minmax(0, 1.22fr); gap: 64px; align-items: center; }
.about-business-copy { padding: 18px 0; }
.about-business-copy h2, .about-method h2, .company-card h2, .about-cta h2 { margin: 0; color: var(--ink); font-size: clamp(34px, 4vw, 54px); line-height: 1.12; letter-spacing: -.045em; }
.about-business-copy h2 { max-width: 580px; margin-top: 22px; }
.about-section-intro { max-width: 590px; margin: 24px 0 0; color: var(--muted); font-size: 17px; line-height: 1.85; }
.about-business-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.about-business-tags span { padding: 8px 13px; border: 1px solid #cfdaea; border-radius: 999px; background: #f3f7fd; color: #34527e; font-size: 13px; font-weight: 700; }
.about-business-visual { position: relative; min-height: 440px; margin: 0; overflow: hidden; border: 1px solid #d5deea; border-radius: 32px; background: #e8edf4; box-shadow: 0 28px 70px rgba(16, 33, 63, .13); }
.about-business-visual::after { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 62%, rgba(8, 25, 52, .72)); content: ""; pointer-events: none; }
.about-business-visual img { display: block; width: 100%; height: 100%; min-height: 440px; object-fit: cover; object-position: center; }
.about-business-visual figcaption { position: absolute; z-index: 1; right: 28px; bottom: 24px; left: 28px; display: flex; align-items: end; justify-content: space-between; gap: 20px; color: #fff; }
.about-business-visual figcaption b { font-size: 18px; }
.about-business-visual figcaption span { color: #dbe6f6; font-size: 13px; }
.about-service-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 34px; border: 1px solid var(--line); border-radius: 26px; overflow: hidden; background: #fff; box-shadow: 0 16px 45px rgba(16, 33, 63, .06); }
.about-service-grid article { min-height: 250px; padding: 30px 28px 32px; border-right: 1px solid var(--line); transition: background .2s ease, transform .2s ease; }
.about-service-grid article:hover { background: #f7faff; }
.about-service-grid article:last-child { border-right: 0; }
.about-service-meta { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.about-service-icon, .about-method-icon { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid #c9d9f0; border-radius: 14px; background: linear-gradient(145deg, #eef5ff, #fff); color: var(--blue); box-shadow: 0 8px 20px rgba(33, 89, 184, .09); }
.about-service-icon svg, .about-method-icon svg { width: 25px; height: 25px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.about-service-number, .about-method-list b { color: var(--blue); font: 700 13px/1.4 "DM Mono", monospace; }
.about-service-grid h3 { margin: 28px 0 12px; color: var(--ink); font-size: 21px; }
.about-method-list h3 { margin: 6px 0 8px; color: var(--ink); font-size: 21px; }
.about-service-grid p, .about-method p, .about-method-list p, .company-card-heading > p, .about-cta p { color: var(--muted); line-height: 1.8; }
.about-method { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; padding-block: 110px; }
.about-method > div:first-child > p:last-child { margin-top: 22px; font-size: 17px; }
.about-method-list { border-top: 1px solid var(--line); }
.about-method-list article { display: grid; grid-template-columns: 54px 1fr; gap: 22px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.about-method-icon { width: 42px; height: 42px; border-radius: 50%; }
.about-method-icon svg { width: 22px; height: 22px; }
.about-method-list p { margin: 0; }
.company-card { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; margin-bottom: 110px; padding: 60px; border: 1px solid #cbd9ec; border-radius: 30px; background: #edf4ff; }
.company-card-heading > p { margin: 20px 0 0; }
.company-info-list { display: grid; align-content: start; }
.company-info-list > div { display: grid; grid-template-columns: 130px 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid #cfdaea; }
.company-info-list > div:first-child { padding-top: 0; }
.company-info-list > div:last-child { border-bottom: 0; }
.company-info-list span { color: #486083; font-size: 14px; font-weight: 700; }
.company-info-list p, .company-info-list address, .company-info-list a { margin: 0; color: var(--ink); font-size: 16px; font-style: normal; font-weight: 650; line-height: 1.8; }
.company-info-list a { width: fit-content; color: var(--blue); }
.company-info-list .company-wechat { align-items: center; }
.company-wechat > div { display: flex; align-items: center; gap: 20px; }
.company-wechat img { width: 104px; height: 104px; padding: 6px; border: 1px solid #c9d6e8; border-radius: 15px; background: #fff; object-fit: cover; }
.company-wechat p { display: grid; gap: 7px; }
.company-wechat b { color: var(--ink); font-size: 18px; }
.company-wechat small { max-width: 300px; color: var(--muted); font-size: 13px; font-weight: 500; line-height: 1.65; }
.about-cta { display: flex; align-items: center; justify-content: space-between; gap: 50px; margin-bottom: 110px; padding: 54px 60px; border-radius: 28px; background: var(--ink); }
.about-cta h2 { color: #fff; }
.about-cta p { margin-bottom: 0; color: #b8c5d8; }
.about-cta .primary { flex: 0 0 auto; background: #fff; color: var(--ink); }
@media (max-width: 1000px) {
  .about-hero { grid-template-columns: 1fr; gap: 50px; min-height: auto; }
  .about-experience { display: grid; grid-template-columns: 1fr 1fr; gap: 0 30px; }
  .about-experience > p:first-child, .about-experience .about-experience-note { grid-column: 1 / -1; }
  .about-business-feature { grid-template-columns: 1fr; gap: 42px; }
  .about-business-copy h2, .about-section-intro { max-width: 760px; }
  .about-service-grid { grid-template-columns: 1fr 1fr; }
  .about-service-grid article { border-bottom: 1px solid var(--line); }
  .about-service-grid article:nth-child(2) { border-right: 0; }
  .about-service-grid article:nth-child(n+3) { border-bottom: 0; }
  .about-method, .company-card { grid-template-columns: 1fr; gap: 50px; }
}
@media (max-width: 760px) {
  .about-nav-cta { display: none; }
  .about-hero { padding-block: 70px; }
  .about-hero h1 { font-size: clamp(42px, 13vw, 60px); }
  .about-lede { font-size: 16px; }
  .about-experience { display: block; padding: 28px; }
  .about-experience > div { grid-template-columns: 100px 1fr; }
  .about-business, .about-method { padding-block: 80px; }
  .about-business-feature { gap: 32px; }
  .about-business-visual, .about-business-visual img { min-height: 330px; }
  .about-business-visual { border-radius: 24px; }
  .about-business-visual figcaption { right: 20px; bottom: 18px; left: 20px; }
  .about-business-visual figcaption span { display: none; }
  .about-service-grid { grid-template-columns: 1fr; }
  .about-service-grid article { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line) !important; }
  .about-service-grid article:last-child { border-bottom: 0 !important; }
  .company-card { margin-bottom: 80px; padding: 34px 24px; }
  .company-info-list > div { grid-template-columns: 1fr; gap: 7px; }
  .company-wechat > div { align-items: flex-start; }
  .company-wechat img { width: 92px; height: 92px; }
  .about-cta { align-items: flex-start; flex-direction: column; margin-bottom: 80px; padding: 38px 26px; }
}