:root{--background-color:#f2f2f7;--panel-background:#fff;--text-primary:#1c1c1e;--text-secondary:#8e8e93;--border-color:#e5e5ea;--accent-color:#007aff;--accent-hover:#06c;--error-color:#ff3b30;--success-color:#34c759;--font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--sidebar-width:260px;--list-width:320px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--background-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}a{color:inherit;text-decoration:none}button,input,textarea{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#0000001a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#0003}