:root{--bg:#f7f6f3;--surface:#fff;--surface-hover:#f7f6f3;--surface-active:#efeeea;--text-primary:#37352f;--text-secondary:#73726e;--text-muted:#9b9a97;--border:#e8e8e5;--border-strong:#c9c8c4;--accent:#2383e2;--accent-hover:#1e74cc;--accent-subtle:#eef3fb;--amber-subtle:#fef9ec;--amber-border:#f1e0a8;--green-subtle:#ebf5ee;--green-border:#a9d5b3;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-mono:ui-monospace, "SF Mono", "SFMono-Regular", Menlo, Monaco, Consolas, monospace;--radius-sm:4px;--radius:6px;--ease-out:cubic-bezier(0, 0, .2, 1);--duration:.15s}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);height:100%;color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:13px;line-height:1.65}button,input,label{font-family:inherit;font-size:inherit;line-height:inherit}