@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");:root{--color-bg:#f5f6fa;--color-surface:#fff;--color-border:#e2e6ea;--color-sidebar-bg:#1c2333;--color-sidebar-hover:#2d3748;--color-sidebar-active:#1a73e8;--color-sidebar-text:#a0aec0;--color-sidebar-text-active:#fff;--color-primary:#1a73e8;--color-primary-hover:#1557b0;--color-danger:#e53e3e;--color-danger-hover:#c53030;--color-success:#38a169;--color-warning:#d69e2e;--color-text:#1a202c;--color-text-secondary:#718096;--color-text-muted:#a0aec0;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 3px rgba(0,0,0,.08);--shadow-md:0 4px 12px rgba(0,0,0,.1);--sidebar-width:240px;--topbar-height:60px;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;font-family:var(--font-sans);font-size:14px;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{cursor:pointer}button,input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}