:root{--ink:#14202b;--muted:#697586;--line:#dde4ea;--paper:#f4f6f8;--surface:#fff;--coral:#f05a3c;--orange:#ff8a3d;--teal:#148b7b;--violet:#635bce;--red:#c93c3c;--shadow:0 18px 45px rgba(24,39,55,.08);font-family:"Microsoft YaHei UI","PingFang SC",system-ui,sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#eef1f4 0,#f7f8fa 460px);color:var(--ink)}button{font:inherit}.hidden{display:none!important}.topbar{height:66px;padding:0 max(24px,calc((100vw - 1240px)/2));display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(16px);position:sticky;top:0;z-index:10}.topbar>div{display:flex;align-items:center;gap:10px}.logo-dot{width:18px;height:18px;border-radius:6px 6px 6px 2px;background:linear-gradient(135deg,var(--coral),var(--orange));box-shadow:0 5px 12px rgba(240,90,60,.3)}.print-button{border:1px solid 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@media(max-width:900px){.metric-grid{grid-template-columns:repeat(3,1fr)}.two-column{grid-template-columns:1fr}.report-hero{padding:30px}.report-hero h1{font-size:32px}.score-card{width:160px}.service-grid{grid-template-columns:1fr}.landing-shell h1{font-size:42px}}
@media(max-width:620px){.report-shell{padding:20px 12px 45px}.report-hero{align-items:flex-start;flex-direction:column;gap:28px;border-radius:16px}.score-card{align-self:center}.metric-grid{grid-template-columns:repeat(2,1fr)}.panel{padding:18px}.chart{height:290px}.topbar{padding:0 14px}.topbar strong{font-size:13px}.landing-shell{padding:50px 20px}.landing-shell h1{font-size:36px}}
@media print{body{background:#fff}.topbar,.print-button{display:none}.report-shell{max-width:none;padding:0}.report-hero{box-shadow:none;break-inside:avoid}.panel,.metric-grid article{box-shadow:none;break-inside:avoid}.chart{height:260px}.two-column{break-inside:avoid}}