.about-page{--about-navy:#0f172a;--about-blue:#2563eb;--about-ink:#172033;--about-muted:#64748b;background:#fff;color:var(--about-ink);font-family:PingFang SC,Microsoft YaHei,Arial,sans-serif}.about-page *{box-sizing:border-box}.about-page h1,.about-page h2,.about-page h3,.about-page p{margin-top:0}.about-page .about-shell{margin:0 auto;width:min(1180px,100% - 48px)}.about-page .eyebrow{color:var(--about-blue);font-size:12px;font-weight:700;letter-spacing:.12em;line-height:1.4;margin:0 0 16px}.about-page .about-hero{background:var(--about-navy);color:#fff;margin-top:-72px;overflow:hidden;padding:148px 0 74px;position:relative}.about-page .hero-inner{position:relative}.about-page .hero-copy{max-width:620px;position:relative;z-index:1}.about-page .hero-copy .eyebrow{color:#93c5fd}.about-page .hero-copy h1{font-size:clamp(40px,4vw,52px);font-weight:700;line-height:1.2;margin-bottom:18px}.about-page .hero-subtitle{color:#cbd5e1;font-size:22px;line-height:1.5;margin-bottom:0}.about-page .hero-map{background:url(../images/about/img_bannerbg.webp) 50%/contain no-repeat;height:420px;opacity:.18;pointer-events:none;position:absolute;right:-100px;top:-60px;width:780px}.about-page .hero-stats{display:grid;gap:18px;grid-template-columns:repeat(4,1fr);list-style:none;margin:118px 0 0;padding:0;position:relative;z-index:1}.about-page .hero-stats li{border-top:1px solid rgba(148,163,184,.45);padding:20px 0 0}.about-page .hero-stats strong{color:#fff;display:block;font-size:32px;line-height:1.2}.about-page .hero-stats span{color:#94a3b8;display:block;font-size:14px;line-height:1.5;margin-top:8px}.about-page .about-section{padding:112px 0}.about-page .intro-grid{display:block}.about-page .intro-content{margin:0 auto;max-width:980px}.about-page .intro-content p{color:#475569;font-size:16px;line-height:1.8;margin-bottom:22px}.about-page .intro-content p:first-child{color:var(--about-ink);font-size:20px;font-weight:600;line-height:1.6}.about-page .intro-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.about-page .intro-tags span{background:#eff6ff;border:1px solid #bfdbfe;border-radius:999px;color:#1d4ed8;font-size:13px;padding:8px 14px}.about-page .history-section{background:#f1f5f9}.about-page .center-heading{margin:0 auto 64px;max-width:680px;text-align:center}.about-page .center-heading h2{font-size:32px;font-weight:600;line-height:1.25;margin-bottom:14px}.about-page .center-heading>p:last-child{color:var(--about-muted);font-size:16px;line-height:1.6;margin-bottom:0}.about-page .history-timeline{display:grid;gap:22px;grid-template-columns:repeat(4,1fr);list-style:none;margin:0;padding:0;position:relative}.about-page .history-timeline:before{background:#bfdbfe;content:"";height:2px;left:12%;position:absolute;right:12%;top:16px}.about-page .history-timeline li{position:relative;z-index:1}.about-page .timeline-marker{align-items:center;background:#f1f5f9;border:2px solid #93c5fd;border-radius:50%;display:flex;height:34px;justify-content:center;margin:0 auto 22px;width:34px}.about-page .timeline-marker span{background:var(--about-blue);border-radius:50%;height:12px;width:12px}.about-page .timeline-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;box-shadow:0 12px 28px #0f172a0f;min-height:230px;padding:24px}.about-page .timeline-period{color:var(--about-blue);font-size:14px;font-weight:700;margin-bottom:10px}.about-page .timeline-card h3{font-size:21px;line-height:1.3;margin-bottom:14px}.about-page .timeline-card>p:last-child{color:var(--about-muted);font-size:15px;line-height:1.75;margin-bottom:0}.about-page .capability-grid{display:grid;gap:18px;grid-template-columns:repeat(3,1fr)}.about-page .capability-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;box-shadow:0 12px 30px #2563eb12;display:flex;gap:18px;min-height:188px;padding:26px;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.about-page .capability-card:hover{border-color:#93c5fd;box-shadow:0 16px 32px #2563eb21;transform:translateY(-3px)}.about-page .capability-icon{align-items:center;background:#eff6ff;border-radius:8px;color:var(--about-blue);display:inline-flex;flex:0 0 42px;font-size:12px;font-weight:800;height:42px;justify-content:center;width:42px}.about-page .capability-card h3{font-size:18px;line-height:1.4;margin-bottom:10px}.about-page .capability-card p{color:var(--about-muted);font-size:14px;line-height:1.7;margin:0}.about-page .capability-section{padding-bottom:112px}.about-page .team-section{background:#fff;padding:112px 0}.about-page .team-grid{align-items:center;display:grid;gap:22px;grid-template-columns:minmax(0,1fr) 568px}.about-page .team-card{padding:0}.about-page .team-card h2{font-size:32px;font-weight:600;line-height:1.25;margin-bottom:22px}.about-page .team-card>p:last-child{color:#475569;font-size:16px;line-height:1.9;margin-bottom:0}.about-page .team-image{align-items:center;border-radius:16px;display:flex;justify-content:center;overflow:hidden;width:100%}.about-page .team-image img{border-radius:16px;display:block;height:auto;max-width:568px;overflow:hidden;width:100%}.about-page .tech-section{padding-top:0}.about-page .tech-row{margin-top:0}.about-page .tech-heading{margin-bottom:32px;text-align:center}.about-page .tech-heading h2{color:var(--about-ink);font-size:32px;font-weight:600;line-height:1.25;margin-bottom:10px}.about-page .tech-heading p{color:var(--about-muted);font-size:16px;line-height:1.6;margin:0}.about-page .tech-layout{align-items:center;display:grid;gap:60px;grid-template-columns:minmax(360px,520px) minmax(0,1fr)}.about-page .tech-image{aspect-ratio:1/1;border-radius:16px;overflow:hidden;width:100%}.about-page .tech-image img{display:block;height:100%;-o-object-fit:cover;object-fit:cover;width:100%}.about-page .tech-list{list-style:none;margin:0;padding:0}.about-page .tech-item{border-bottom:1px solid #e2e8f0;display:grid;gap:18px;grid-template-columns:44px minmax(0,1fr);padding:28px 0}.about-page .tech-item:first-child{padding-top:0}.about-page .tech-item-number{color:var(--about-ink);font-size:32px;line-height:1.25}.about-page .tech-item-content h3{color:var(--about-ink);font-size:22px;font-weight:600;line-height:1.35;margin-bottom:12px}.about-page .tech-item-content p{color:#475569;font-size:16px;line-height:1.8;margin:0}.about-page .about-join{background:var(--about-navy);color:#fff}.about-page .about-join-inner{padding:64px 0;text-align:center}.about-page .about-join h2{color:#fff;font-size:28px;font-weight:600;line-height:1.3;margin-bottom:14px}.about-page .about-join p{color:#cbd5e1;font-size:16px;line-height:1.6;margin-bottom:26px}.about-page .join-button{align-items:center;background:var(--about-blue);border-radius:4px;color:#fff;display:inline-flex;font-size:14px;font-weight:600;justify-content:center;min-height:44px;padding:0 26px;text-decoration:none;transition:background .2s ease,transform .2s ease}.about-page .join-button:hover{background:#1d4ed8;transform:translateY(-2px)}@media(max-width:900px){.about-page .about-section{padding:82px 0}.about-page .hero-map{opacity:.12;right:-240px}.about-page .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:86px;row-gap:28px}.about-page .team-grid{gap:38px;grid-template-columns:1fr;transform:none}.about-page .capability-section{padding-bottom:80px}.about-page .team-section{padding:80px 0}.about-page .tech-row{margin-top:0}.about-page .tech-layout{gap:36px;grid-template-columns:minmax(0,1fr)}.about-page .tech-image{aspect-ratio:4/3;margin:0 auto;max-width:560px}.about-page .history-timeline{grid-template-columns:repeat(2,1fr);row-gap:34px}.about-page .history-timeline:before{display:none}.about-page .capability-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.about-page .about-shell{width:min(100% - 32px,520px)}.about-page .about-hero{margin-top:-72px;padding:126px 0 48px}.about-page .hero-copy h1{font-size:44px}.about-page .hero-copy .hero-subtitle{font-size:20px}.about-page .hero-map{height:340px;right:-300px;top:60px;width:620px}.about-page .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:72px}.about-page .hero-stats strong{font-size:24px}.about-page .hero-stats span{font-size:12px}.about-page .about-section{padding:64px 0}.about-page .intro-content p,.about-page .intro-content p:first-child{font-size:16px;line-height:1.8}.about-page .center-heading{margin-bottom:38px}.about-page .center-heading h2{font-size:28px}.about-page .center-heading>p:last-child{font-size:15px}.about-page .tech-heading h2{font-size:28px}.about-page .tech-heading p{font-size:14px}.about-page .capability-grid,.about-page .history-timeline{grid-template-columns:1fr}.about-page .timeline-card{min-height:0}.about-page .team-card{padding:0}.about-page .tech-layout{gap:28px}.about-page .tech-image{aspect-ratio:4/3}.about-page .tech-item{gap:14px;grid-template-columns:38px minmax(0,1fr);padding:22px 0}.about-page .tech-item-number{font-size:26px}.about-page .tech-item-content h3{font-size:20px}.about-page .tech-item-content p{font-size:14px}.about-page .team-card h2{font-size:28px}.about-page .team-image{min-height:0}.about-page .capability-section{padding-bottom:64px}.about-page .team-section{padding:64px 0}.about-page .tech-row{margin-top:0}.about-page .about-join-inner{padding:52px 16px}.about-page .about-join h2{font-size:24px}.about-page .about-join p{font-size:14px}.about-page .join-button{width:100%}}
