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.v4-card-meta{font-size:var(--fs-2xs);white-space:nowrap;flex-wrap:nowrap;gap:4px;line-height:1.4}.v4-scene-grid .v4-date-full{display:none}.v4-scene-grid .v4-date-short{display:inline}.v4-steps{grid-template-columns:1fr}.v4-page-head{padding-top:28px}.v4-section{margin:44px 0}.v4-footer-grid{grid-template-columns:1fr;gap:24px}.v4-footer{margin-top:52px;padding-top:36px}}@media (width<=520px){:root{--v4-pad:16px;--v4-gutter:16px;--v4-section:40px}.v4-container{padding:0 var(--v4-gutter)}.v4-hero{gap:24px;padding-top:24px;padding-bottom:4px}.v4-page-head{padding-top:24px}.v4-panel{padding:var(--v4-pad)}.v4-download{padding:16px}.v4-callout{padding:14px 16px}.v4-steps li{padding:16px}.v4-note-grid{gap:12px}.v4-footer{margin-top:44px;padding-top:32px}.v4-footer-beian{flex-direction:column;align-items:flex-start;gap:2px}.v4-footer-beian a+a:before{content:none}.v4-hero-title{font-size:var(--fs-3xl)}.v4-hero-actions .v4-btn{width:100%}.v4-card-body{padding:14px}.v4-note-card-body{gap:4px;padding:8px 10px 10px}.v4-note-card--text .v4-note-card-body{padding:12px}.v4-note-card-title{font-size:var(--fs-sm)}.v4-note-card-desc{font-size:var(--fs-xs)}}