:root{--blue:#1677ff;--blue2:#0958d9;--navy:#071d3d;--ink:#102039;--muted:#607089;--line:#dfeaf7;--pale:#eef6ff;--surface:#f7faff;--max:1180px;--shadow:0 20px 60px #1677ff1f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:#fff;margin:0;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}.wrap{max-width:var(--max);margin:auto;padding:0 24px}.topbar{background:var(--navy);color:#cfe0f4;font-size:13px}.topbar .wrap{justify-content:space-between;align-items:center;min-height:36px;display:flex}.header{z-index:50;border-bottom:1px solid var(--line);backdrop-filter:blur(16px);background:#fffffff0;position:sticky;top:0}.nav{justify-content:space-between;align-items:center;gap:24px;height:74px;display:flex}.brand{align-items:center;gap:10px;min-width:132px;font-size:22px;font-weight:900;display:flex}.brand-logo{object-fit:contain;width:146px;height:auto;max-height:56px}.sr-only{clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}.brand-mark{background:linear-gradient(145deg,#3aa6ff,var(--blue));color:#fff;border-radius:13px;place-items:center;width:40px;height:40px;display:grid;box-shadow:0 8px 20px #1677ff33}.navlinks{gap:25px;font-size:15px;font-weight:650;display:flex}.navlinks a:hover{color:var(--blue)}.btn{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;min-height:44px;padding:10px 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img{aspect-ratio:4/3;object-fit:cover;width:100%;height:auto}.hero .media img{object-position:65% center}.service-scene-image{object-position:45% center}.team-scene-image{object-position:62% center}.contact-scene-image{object-position:72% center}.section{padding:76px 0}.section.soft{background:var(--surface)}.section-head{justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px;display:flex}.section h2,.page-hero h2{letter-spacing:-1px;margin:10px 0;font-size:clamp(32px,4vw,46px);line-height:1.15}.grid{gap:20px;display:grid}.grid.four{grid-template-columns:repeat(4,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}.card{border:1px solid var(--line);background:#fff;border-radius:20px;padding:24px;transition:all .25s;box-shadow:0 10px 30px #071d3d0d}.card:hover{border-color:#9bc8ff;transform:translateY(-5px)}.card h3{margin:12px 0;font-size:21px}.card p{color:var(--muted)}.card 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h3{color:#fff}.footer a{color:#b9cde5;margin:8px 0;display:block}.footer-brand{box-shadow:none;background:0 0;margin:0 0 14px;padding:0;display:inline-flex}.footer-brand-logo{width:150px;max-height:62px}.fineprint{color:#9fb5d2;border-top:1px solid #ffffff1f;margin-top:35px;padding-top:20px;font-size:13px}.contact-rail{z-index:40;gap:8px;display:grid;position:fixed;top:50%;right:20px;transform:translateY(-50%)}.rail-item{position:relative}.rail-button{border:1px solid var(--line);width:50px;height:50px;color:var(--blue);cursor:pointer;background:#fff;border-radius:14px;place-items:center;transition:transform .2s,border-color .2s,background .2s;display:grid;box-shadow:0 10px 30px #071d3d1c}.rail-button:hover,.rail-button:focus-visible{outline-offset:2px;background:#f4f9ff;border-color:#8fc2ff;outline:3px solid #1677ff2b;transform:translateY(-2px)}.rail-button svg{fill:currentColor;width:25px;height:25px;display:block}.wechat-popover{border:1px solid var(--line);opacity:0;visibility:hidden;pointer-events:none;background:#fff;border-radius:18px;width:330px;padding:14px;transition:opacity .2s,transform .2s,visibility .2s;position:fixed;top:50%;right:82px;transform:translate(10px,-50%);box-shadow:0 22px 70px #071d3d30}.wechat-popover:after{content:"";border-top:1px solid var(--line);border-right:1px solid var(--line);background:#fff;width:14px;height:14px;position:absolute;top:calc(50% - 65px);right:-7px;transform:rotate(45deg)}.wechat-popover strong,.wechat-popover span{display:block}.wechat-popover strong{color:var(--ink);font-size:16px}.wechat-popover span{color:var(--muted);margin-bottom:10px;font-size:13px}.wechat-popover img{object-fit:contain;background:#fff;width:100%;height:auto;max-height:calc(100vh - 140px)}.rail-wechat:hover .wechat-popover,.rail-wechat:focus-within .wechat-popover{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(-50%)}.phone-popover{border:1px solid var(--line);opacity:0;visibility:hidden;pointer-events:none;white-space:nowrap;background:#fff;border-radius:14px;min-width:168px;padding:11px 13px;transition:opacity .2s,transform .2s,visibility .2s;position:absolute;top:50%;right:62px;transform:translate(10px,-50%);box-shadow:0 16px 46px #071d3d24}.phone-popover:after{content:"";border-top:1px solid var(--line);border-right:1px solid var(--line);background:#fff;width:14px;height:14px;position:absolute;top:calc(50% - 7px);right:-7px;transform:rotate(45deg)}.phone-popover strong,.phone-popover span,.phone-popover small{display:block}.phone-popover strong{color:var(--ink);font-size:14px;line-height:1.35}.phone-popover span{color:var(--blue2);letter-spacing:.3px;font-size:18px;font-weight:900;line-height:1.35}.phone-popover small{color:var(--muted);margin-top:2px;font-size:12px;line-height:1.35}.rail-phone:hover .phone-popover,.rail-phone:focus-within 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.8fr;align-items:stretch;gap:20px;display:grid}.trust-strip .media,.trust-strip .media img{height:100%}@media (width<=960px){.photo-grid{grid-template-columns:repeat(2,1fr)}.trust-strip{grid-template-columns:1fr}.office-carousel{grid-auto-columns:calc(50% - 9px)}.trust-materials .photo-card{min-height:300px}}@media (width<=640px){.photo-grid{grid-template-columns:1fr}.office-carousel{grid-auto-columns:82%}.trust-materials .photo-card{min-height:240px;padding:10px}}