:root{color:#0b1b37;font-synthesis:none;text-rendering:optimizelegibility;--accent:#0d63f3;--accent-hover:#0755d5;--text:#0b1b37;--muted:#68758b;--border:#d9e0ea;--surface:#fff;--workspace:#f6f8fb;--danger:#c93636;--shadow:0 3px 14px #1024440f;background:#f6f8fb;font-family:Inter,SF Pro Display,PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}html{background:var(--workspace);min-width:320px}body{min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline-offset:2px;outline:3px solid #0d63f33d}.app-shell{grid-template-rows:auto 1fr auto;min-height:100vh;display:grid}.app-header{background:#fff;border-bottom:1px solid #e3e8f0;justify-content:space-between;align-items:center;min-height:76px;padding:0 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