* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	transition: background 0.3s, color 0.3s, border-color 0.3s;
}

body {
	font-family: 'Segoe UI', sans-serif;
	line-height: 1.7;
	font-size: 16px;

	--bg:           #ffffff;
	--bg-nav:       #ffffffcc;
	--text:         #1a1a1a;
	--text-heading: #111111;
	--muted:        #444444;
	--subtle:       #666666;
	--border:       #ebebeb;
	--tag-bg:       #f4f4f4;
	--tag-text:     #333333;
	--link-hover:   #555555;

	background: var(--bg);
	color: var(--text);
}

body.dark {
	--bg:           #111111;
	--bg-nav:       #111111cc;
	--text:         #ededed;
	--text-heading: #ffffff;
	--muted:        #aaaaaa;
	--subtle:       #888888;
	--border:       #2a2a2a;
	--tag-bg:       #1e1e1e;
	--tag-text:     #cccccc;
	--link-hover:   #aaaaaa;
}

nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1.5rem 4rem;
	border-bottom: 1px solid var(--border);
	background: var(--bg-nav);
	position: sticky;
	top: 0;
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	z-index: 100;
}

.logo {
	font-weight: 600;
	font-size: 1.1rem;
	letter-spacing: 0.05em;
	color: var(--text-heading);
}

nav ul {
	list-style: none;
	display: flex;
	gap: 2rem;
}

nav a {
	text-decoration: none;
	font-size: 0.95rem;
	color: var(--muted);
}

nav a:hover {
	color: var(--text);
}

#theme-toggle {
	background: none;
	border: 1px solid var(--border);
	color: var(--text);
	padding: 0.3rem 0.8rem;
	border-radius: 999px;
	cursor: pointer;
	font-size: 0.85rem;
	font-family: inherit;
}

#theme-toggle:hover {
	background: var(--tag-bg);
}

main {
	max-width: 720px;
	margin: 0 auto;
	padding: 0 2rem;
}

section {
	padding: 5rem 0;
	border-bottom: 1px solid var(--border);
}

h1 {
	font-size: 2.8rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
	color: var(--text-heading);
}

h2 {
	font-size: 1.4rem;
	font-weight: 600;
	margin-bottom: 1.5rem;
	color: var(--text-heading);
}

h3 {
	font-size: 1.1rem;
	font-weight: 600;
	margin-bottom: 0.4rem;
	color: var(--text-heading);
}

p {
	color: var(--muted);
	margin-bottom: 1rem;
}

#hero p {
	font-size: 1.1rem;
	color: var(--subtle);
	margin-bottom: 2rem;
}

#skills ul {
	list-style: none;
	display: flex;
	flex-wrap: wrap;
	gap: 0.6rem;
}

#skills li {
	background: var(--tag-bg);
	color: var(--tag-text);
	padding: 0.4rem 1rem;
	border-radius: 999px;
	font-size: 0.9rem;
}

.project {
	margin-bottom: 2.5rem;
}

a {
	color: var(--text);
	text-decoration: underline;
	text-underline-offset: 3px;
}

a:hover {
	color: var(--link-hover);
}

footer {
	text-align: center;
	padding: 2.5rem;
	font-size: 0.85rem;
	color: var(--muted);
}

/* TODO: fix this shit */
@media (max-width: 600px) {
	nav {
		padding: 1rem 1.5rem;
		flex-wrap: wrap;
		gap: 0.75rem;
	}

	nav ul {
		gap: 1rem;
		flex-wrap: wrap;
	}

	nav a {
		font-size: 0.85rem;
	}

	main {
    	padding: 0 1.25rem;
	}

	h1 {
		font-size: 2rem;
	}

	section {
		padding: 3rem 0;
	}
}

@media (max-width: 768px) {
	nav {
		padding: 1.25rem 2rem;
	}
}