:root{--color-primary:#315bca;--color-background:#f3f5f9;--color-surface:#fff;--color-ink:#19243c;--color-muted:#5e6b82;--color-border:#dce2ed;--color-success:#237451;--color-danger:#b33245;--font-body:"Segoe UI", system-ui, sans-serif;--radius:12px;--radius-lg:20px;font:15px/1.6 var(--font-body);color:var(--color-ink);background:var(--color-background);scrollbar-color:#a6b3cb var(--color-background);scrollbar-width:thin;scrollbar-gutter:stable}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border-radius:var(--radius);background:0 0;border:0;justify-content:center;align-items:center;gap:8px;padding:10px;transition:background 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