:root{--ink:#1a1a1f;--ink-soft:#6b6b76;--ink-faint:#9c9ca6;--bg:#fff;--surface:#fbfbfc;--border:#e8e8ec;--border-strong:#d7d7dd;--accent:#4f46e5;--accent-strong:#3730b8;--accent-soft:#eeecfd;--success:#0e8a52;--success-soft:#e8f7ef;--danger:#d13c2e;--danger-soft:#fdeceb;--warning:#9a6300;--warning-soft:#fbf1dd;--radius-lg:14px;--radius-md:10px;--radius-sm:8px;color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}.app-shell{max-width:1160px;min-height:100vh;margin:0 auto;padding:0 32px 64px}.topbar{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:24px;padding:22px 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