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Add light/dark theming with system default, ThemeToggle on login and … #3

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Merged
jvcByte merged 2 commits into from
Apr 16, 2026
Merged

Add light/dark theming with system default, ThemeToggle on login and … #3

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Add light/dark theming with system default, ThemeToggle on login and …
jvcByte Apr 16, 2026
a6f1a6a
Merge branch 'main' into preview
jvcByte Apr 16, 2026
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2 changes: 2 additions & 0 deletions app/components/Navbar.tsx
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import Link from 'next/link';
import LogoutButton from './LogoutButton';
import ThemeToggle from './ThemeToggle';
import { GraduationCap, User, Hexagon } from 'lucide-react';

interface NavLink { href: string; label: string; }
Expand Down Expand Up @@ -43,6 +44,7 @@ export default function Navbar({ username, role, links }: Props) {
{username}
</span>
)}
<ThemeToggle />
<LogoutButton />
</div>
</div>
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35 changes: 35 additions & 0 deletions app/components/ThemeToggle.tsx
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Original file line number Diff line number Diff line change
@@ -0,0 +1,35 @@
'use client';

import { useEffect, useState } from 'react';
import { Sun, Moon } from 'lucide-react';

export default function ThemeToggle() {
const [theme, setTheme] = useState<'dark' | 'light'>('dark');

useEffect(() => {
const saved = localStorage.getItem('theme') as 'dark' | 'light' | null;
// Default to system preference if no saved choice
const system = window.matchMedia('(prefers-color-scheme: light)').matches ? 'light' : 'dark';
const initial = saved ?? system;
setTheme(initial);
document.documentElement.setAttribute('data-theme', initial);
}, []);

function toggle() {
const next = theme === 'dark' ? 'light' : 'dark';
setTheme(next);
document.documentElement.setAttribute('data-theme', next);
localStorage.setItem('theme', next);
}

return (
<button
onClick={toggle}
className="btn btn-ghost btn-sm"
title={theme === 'dark' ? 'Switch to light mode' : 'Switch to dark mode'}
aria-label="Toggle theme"
>
{theme === 'dark' ? <Sun size={13} /> : <Moon size={13} />}
</button>
);
}
33 changes: 32 additions & 1 deletion app/globals.css
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,6 @@
--bg2: #0c0f14;
--bg3: #111520;
--bg4: #161b28;
--bg5: #ababab;
--border: rgba(255,255,255,0.06);
--border2: rgba(255,255,255,0.1);
--accent: #6366f1;
Expand All @@ -25,6 +24,28 @@
--radius-lg:14px;
}

/* ── Light (cream) theme ── */
[data-theme="light"] {
--bg: #f5f0e8;
--bg2: #faf7f2;
--bg3: #ede8df;
--bg4: #e4ddd2;
--border: rgba(0,0,0,0.08);
--border2: rgba(0,0,0,0.14);
--accent: #4f46e5;
--accent2: #6366f1;
--accent3: #4338ca;
--glow: rgba(99,102,241,0.15);
--glow2: rgba(99,102,241,0.06);
--green: #059669;
--red: #dc2626;
--orange: #d97706;
--text: #1c1917;
--text2: #44403c;
--text3: #78716c;
--text4: #a8a29e;
}

html { height: 100%; }
body {
min-height: 100%;
Expand Down Expand Up @@ -74,6 +95,9 @@ a:hover { color: var(--text); }
-webkit-backdrop-filter: blur(20px) saturate(180%);
border-bottom: 1px solid var(--border);
}
[data-theme="light"] .navbar {
background: rgba(245,240,232,0.9);
}
.navbar-inner {
display: flex;
align-items: center;
Expand Down Expand Up @@ -456,6 +480,13 @@ tbody tr:hover td { color: var(--text); }
0 24px 64px rgba(0,0,0,0.6),
0 0 80px rgba(99,102,241,0.06);
}
[data-theme="light"] .login-card {
background: var(--bg2);
box-shadow: 0 0 0 1px var(--border2), 0 24px 64px rgba(0,0,0,0.12);
}
[data-theme="light"] .login-page::before {
background: radial-gradient(ellipse, rgba(99,102,241,0.06) 0%, transparent 65%);
}
.login-logo { text-align: center; margin-bottom: 2.25rem; }
.login-logo-icon { display: flex; justify-content: center; margin-bottom: 0.75rem; }
.login-logo-title {
Expand Down
12 changes: 11 additions & 1 deletion app/layout.tsx
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Expand Up @@ -14,10 +14,20 @@ export const metadata: Metadata = {
export default function RootLayout({ children }: { children: React.ReactNode }) {
return (
<html lang="en">
<head>
{/* Prevent flash of wrong theme */}
<script dangerouslySetInnerHTML={{ __html: `
(function(){
var saved = localStorage.getItem('theme');
var system = window.matchMedia('(prefers-color-scheme: light)').matches ? 'light' : 'dark';
document.documentElement.setAttribute('data-theme', saved || system);
})();
`}} />
</head>
<body>
{children}
<Toaster
theme="dark"
theme="system"
position="bottom-right"
toastOptions={{
style: {
Expand Down
4 changes: 4 additions & 0 deletions app/login/page.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import { useState, Suspense } from 'react';
import { signIn } from 'next-auth/react';
import { useSearchParams } from 'next/navigation';
import ThemeToggle from '@/app/components/ThemeToggle';

import { Hexagon } from 'lucide-react';
import { toast } from 'sonner';
Expand Down Expand Up @@ -48,6 +49,9 @@ function LoginForm() { const searchParams = useSearchParams();

return (
<div className="login-page">
<div style={{ position: 'absolute', top: '1rem', right: '1rem', zIndex: 10 }}>
<ThemeToggle />
</div>
<div className="login-card">
<div className="login-logo">
<div className="login-logo-icon" style={{ marginBottom: '0.75rem' }}>
Expand Down
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