:root{--bg:#F4F6F8;--surface:#FFFFFF;--surface-warm:#FBF8F3;--surface-raised:var(--surface);--surface-overlay:var(--surface);--fg:#14181F;--fg-2:#414B58;--muted:#5A6473;--meta:#656E7C;--border:#858E99;--border-soft:#E3E8ED;--accent:#5B3F8C;--accent-on:#FFFFFF;--accent-hover:#6B4BA1;--accent-active:#4B3374;--success:#0F7654;--warn:#1257A5;--danger:#AF1D3A;--font-display:"Inter Display",Inter,"Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;--font-body:Inter,"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;--font-mono:"JetBrains Mono","SF Mono",ui-monospace,"Cascadia Code",Menlo,Consolas,"Courier New",monospace;--text-xs:12px;--text-sm:13px;--text-base:14px;--text-lg:16px;--text-xl:20px;--text-2xl:24px;--text-3xl:30px;--text-4xl:38px;--leading-body:1.7;--leading-tight:1.25;--tracking-display:-0.02em;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-12:48px;--section-y-desktop:48px;--section-y-tablet:36px;--section-y-phone:24px;--radius-sm:4px;--radius-md:6px;--radius-lg:10px;--radius-pill:9999px;--elev-flat:none;--elev-ring:0 0 0 1px var(--border-soft);--elev-raised:0 2px 8px color-mix(in oklab,var(--fg),transparent 92%);--elev-float:0 8px 32px color-mix(in oklab,var(--fg),transparent 88%);--focus-ring:0 0 0 2px var(--surface),0 0 0 4px var(--accent-active);--motion-fast:150ms;--motion-base:200ms;--ease-standard:cubic-bezier(0.2,0,0,1);--container-max:1440px;--container-gutter-desktop:32px;--container-gutter-tablet:24px;--container-gutter-phone:16px}*,:after,:before{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit}