:root{color-scheme:light;font-family:Avenir Next,Trebuchet MS,PingFang SC,Microsoft YaHei,sans-serif;--page-bg: #f7f8f2;--panel-bg: #ffffff;--panel-border: #e5e6eb;--hero-bg: linear-gradient(180deg, #ffffff 0%, #f8fbfb 100%);--text-primary: #333333;--text-secondary: #666666;--accent: #4cc0d7;--accent-strong: #4cc0d7;--success: #2f7c58}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--page-bg);color:var(--text-primary)}a{color:inherit;text-decoration:none}.download-page{min-height:100vh;padding:20px 16px 40px}.legal-page{min-height:100vh;padding:20px 16px 32px}.page-shell{max-width:1120px;margin:0 auto}.page-shell--download{max-width:420px}.legal-shell{max-width:880px;margin:0 auto}.share-banner,.detail-card,.cta-panel,.legal-card{border:1px solid var(--panel-border);background:var(--panel-bg);box-shadow:0 8px 20px #112a460a}.share-banner{padding:30px 26px 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24px;border-radius:16px}.detail-card,.cta-panel,.legal-status-card,.legal-article{padding:20px 18px}.detail-card,.cta-panel,.legal-status-card,.legal-article{border-radius:14px}.share-banner h1{font-size:clamp(28px,10vw,38px)}.share-banner__top{align-items:flex-start}.preview-sheet{border-radius:16px}.preview-card__body{padding:16px 18px 18px}.preview-card__body h1{font-size:28px}}