:root{--color-brand:#002fa7;--color-brand-strong:#001f70;--color-cyan:#14b8d4;--color-ink:#111827;--color-muted:#5b6472;--color-line:#d9e2f2;--color-surface:#fff;--color-soft:#f4f7fb;--color-success:#0f8f6f;--shadow-soft:0 20px 60px rgba(0,47,167,.12);--radius-sm:6px;--radius-md:8px;--container:1180px;--font-sans:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;--mobile-font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC",Roboto,"Helvetica Neue","Noto Sans CJK SC","Microsoft YaHei",sans-serif;--mobile-hero-size:22px;--mobile-title-size:20px;--mobile-body-size:14px;--mobile-ui-size:14px;--mobile-meta-size:12px;--wap-safe-top:env(safe-area-inset-top);--wap-safe-bottom:env(safe-area-inset-bottom);--wap-serif-font:"STSong","Songti SC","Source Han Serif SC","Noto Serif CJK SC","SimSun","宋体","Cambria",serif;--wap-max-width:640px;--wap-page-x:20px;--wap-ink-strong:#0b1220;--wap-ink-soft:#4a5262;--wap-hairline:rgba(11,18,32,.08)}