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Match PE header to policyengine.org #749

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b17b181
Match PE header to policyengine.org: country selector, slide-in mobil…
MaxGhenis Mar 6, 2026
c268431
Add changelog fragment
MaxGhenis Mar 6, 2026
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1 change: 1 addition & 0 deletions changelog.d/fix-header.changed.md
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Original file line number Diff line number Diff line change
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Match PE header to policyengine.org: add country selector, slide-in mobile menu.
261 changes: 261 additions & 0 deletions dashboard/src/components/Header.jsx
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'use client';

import { useState, useRef, useEffect } from 'react';
import { IconMenu2, IconChevronDown, IconWorld, IconX } from '@tabler/icons-react';
import { assetUrl } from '../utils/basePath';

const NAV_ITEMS = [
{ label: 'Research', href: 'https://policyengine.org/us/research' },
{ label: 'Model', href: 'https://policyengine.org/us/model' },
{
label: 'About',
hasDropdown: true,
items: [
{ label: 'Team', href: 'https://policyengine.org/us/team' },
{ label: 'Supporters', href: 'https://policyengine.org/us/supporters' },
],
},
{ label: 'Donate', href: 'https://policyengine.org/us/donate' },
];

const COUNTRIES = [
{ id: 'us', label: 'United States' },
{ id: 'uk', label: 'United Kingdom' },
];

const linkStyle = {
color: '#fff',
fontWeight: 500,
fontSize: '18px',
textDecoration: 'none',
fontFamily: "'Inter', sans-serif",
};

export default function Header() {
const [aboutOpen, setAboutOpen] = useState(false);
const [countryOpen, setCountryOpen] = useState(false);
const [mobileOpen, setMobileOpen] = useState(false);
const aboutRef = useRef(null);
const countryRef = useRef(null);

useEffect(() => {
function handleClick(e) {
if (aboutRef.current && !aboutRef.current.contains(e.target)) setAboutOpen(false);
if (countryRef.current && !countryRef.current.contains(e.target)) setCountryOpen(false);
}
document.addEventListener('mousedown', handleClick);
return () => document.removeEventListener('mousedown', handleClick);
}, []);

return (
<header
style={{
position: 'sticky',
top: 0,
padding: '8px 24px',
height: '58px',
backgroundColor: '#2C7A7B',
borderBottom: '0.5px solid #94A3B8',
boxShadow: '0px 2px 4px -1px rgba(16,24,40,0.05), 0px 4px 6px -1px rgba(16,24,40,0.1)',
zIndex: 1000,
fontFamily: "'Inter', sans-serif",
width: '100%',
boxSizing: 'border-box',
}}
>
<div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', height: '100%' }}>
{/* Left: Logo + Desktop Nav */}
<div style={{ display: 'flex', alignItems: 'center' }}>
<a href="https://policyengine.org/us" style={{ display: 'flex', alignItems: 'center', marginRight: '12px' }}>
<img
src={assetUrl('/assets/logos/policyengine/white.svg')}
alt="PolicyEngine"
style={{ height: '24px', width: 'auto' }}
/>
</a>

<nav style={{ display: 'flex', alignItems: 'center', gap: '24px' }} className="hidden lg:flex">
{NAV_ITEMS.map((item) =>
item.hasDropdown ? (
<div key={item.label} ref={aboutRef} style={{ position: 'relative' }}>
<button
onClick={() => setAboutOpen(!aboutOpen)}
style={{
...linkStyle,
background: 'transparent',
border: 'none',
cursor: 'pointer',
padding: 0,
display: 'flex',
alignItems: 'center',
gap: '4px',
}}
>
{item.label}
<IconChevronDown size={18} color="white" />
</button>
{aboutOpen && (
<div style={{
position: 'absolute',
top: '100%',
left: 0,
marginTop: '4px',
width: '200px',
background: '#fff',
borderRadius: '8px',
boxShadow: '0 10px 15px -3px rgba(0,0,0,0.1)',
border: '1px solid #E2E8F0',
padding: '4px 0',
zIndex: 1001,
}}>
{item.items.map((sub) => (
<a
key={sub.label}
href={sub.href}
style={{
display: 'block',
padding: '8px 16px',
fontSize: '14px',
color: '#101828',
textDecoration: 'none',
fontFamily: "'Inter', sans-serif",
}}
>
{sub.label}
</a>
))}
</div>
)}
</div>
) : (
<a key={item.label} href={item.href} style={linkStyle}>
{item.label}
</a>
),
)}
</nav>
</div>

{/* Right: Country selector (desktop) */}
<div className="hidden lg:flex" style={{ display: 'flex', alignItems: 'center' }}>
<div ref={countryRef} style={{ position: 'relative' }}>
<button
onClick={() => setCountryOpen(!countryOpen)}
style={{ background: 'transparent', border: 'none', cursor: 'pointer', padding: 0, lineHeight: 1 }}
aria-label="Country selector"
>
<IconWorld size={18} color="white" />
</button>
{countryOpen && (
<div style={{
position: 'absolute',
top: '100%',
right: 0,
marginTop: '4px',
width: '200px',
background: '#fff',
borderRadius: '8px',
boxShadow: '0 10px 15px -3px rgba(0,0,0,0.1)',
border: '1px solid #E2E8F0',
padding: '4px 0',
zIndex: 1001,
}}>
{COUNTRIES.map((c) => (
<a
key={c.id}
href={`https://policyengine.org/${c.id}`}
style={{
display: 'block',
padding: '8px 16px',
fontSize: '14px',
color: '#101828',
textDecoration: 'none',
fontFamily: "'Inter', sans-serif",
fontWeight: c.id === 'us' ? 700 : 400,
}}
>
{c.label}
</a>
))}
</div>
)}
</div>
</div>

{/* Mobile: Country selector + hamburger */}
<div className="flex lg:hidden" style={{ display: 'flex', alignItems: 'center', gap: '12px' }}>
<div style={{ position: 'relative' }}>
<button
onClick={() => setCountryOpen(!countryOpen)}
style={{ background: 'transparent', border: 'none', cursor: 'pointer', padding: 0, lineHeight: 1 }}
aria-label="Country selector"
>
<IconWorld size={18} color="white" />
</button>
</div>
<button
onClick={() => setMobileOpen(!mobileOpen)}
style={{ background: 'transparent', border: 'none', cursor: 'pointer', padding: '4px' }}
aria-label="Toggle navigation"
>
<IconMenu2 size={24} color="white" />
</button>
</div>
</div>

{/* Mobile slide-in menu */}
{mobileOpen && (
<>
<div
style={{ position: 'fixed', inset: 0, backgroundColor: 'rgba(0,0,0,0.4)', zIndex: 1001 }}
onClick={() => setMobileOpen(false)}
/>
<div style={{
position: 'fixed',
top: 0,
right: 0,
width: '300px',
height: '100vh',
backgroundColor: '#2C7A7B',
zIndex: 1002,
padding: '16px 24px',
fontFamily: "'Inter', sans-serif",
}}>
<div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: '24px' }}>
<span style={{ color: '#fff', fontWeight: 700, fontSize: '16px' }}>Menu</span>
<button
onClick={() => setMobileOpen(false)}
style={{ background: 'transparent', border: 'none', cursor: 'pointer' }}
aria-label="Close menu"
>
<IconX size={24} color="white" />
</button>
</div>
<div style={{ display: 'flex', flexDirection: 'column', gap: '16px' }}>
{NAV_ITEMS.map((item) =>
item.hasDropdown ? (
<div key={item.label}>
<span style={{ color: '#fff', fontWeight: 500, fontSize: '14px', display: 'block', marginBottom: '4px' }}>
{item.label}
</span>
<div style={{ display: 'flex', flexDirection: 'column', gap: '4px', paddingLeft: '12px' }}>
{item.items.map((sub) => (
<a key={sub.label} href={sub.href} style={{ color: '#fff', textDecoration: 'none', fontSize: '14px' }}>
{sub.label}
</a>
))}
</div>
</div>
) : (
<a key={item.label} href={item.href} style={{ color: '#fff', textDecoration: 'none', fontWeight: 500, fontSize: '14px', display: 'block' }}>
{item.label}
</a>
),
)}
</div>
</div>
</>
)}
</header>
);
}