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/* Match the reference: architecture labels are inline; centered sections stack them. */
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/* Research documentation: intentionally mirrors the system-scaling layout without sharing data or assets. */
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.ly-research-page .re-section.alt{background:transparent}
/* Development workflow: mirror the reference four-step timeline. */
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/* 统一页组口径：首屏后首个功能区与首屏保持 80px 间距 */
.ly-research-page .re-hero + .re-section { padding-top: 80px; }