/* === HEADER === */
header {
	background-color: var(--bg-card);
	border-bottom: 1px solid var(--border-color);
	padding: 1rem 2rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

header nav ul {
	display: flex;
	gap: 1.5rem;
	list-style: none;
}

header nav ul li a {
	display: inline-block;
	position: relative;
	color: var(--text-main);
	text-decoration: none;
	font-weight: 500;
	padding: 0.5rem 0;
	transition:
		color var(--transition-fast),
		transform var(--transition-fast);
}

header nav ul li a:hover {
	color: var(--accent-cyan);
	transform: translateY(-3px);
}

header nav ul li a::after {
	content: "";
	position: absolute;
	height: 2px;
	left: 0;
	bottom: 0;
	width: 0;
	background-color: var(--accent-cyan);
	transition: width var(--transition-fast);
}

header nav ul li a:hover::after {
	width: 100%;
}

/* === HAMBURGER STUFF === */
.hamburger-toggle {
	display: flex;
	justify-content: center;
	align-items: center;
	padding: 4px;
	background-color: transparent;
	border: none;
	cursor: pointer;
}

.hamburger-icon .line {
	transform-box: fill-box;
	transform-origin: center;
	fill: var(--text-main);
	transition:
		transform var(--transition-fast),
		opacity var(--transition-fast);
}

.hamburger-toggle[aria-expanded="true"] .line-top {
	transform: translateY(30px) rotateZ(60deg);
}

.hamburger-toggle[aria-expanded="true"] .line-middle {
	transform: translateX(100%);
}

.hamburger-toggle[aria-expanded="true"] .line-bottom {
	transform: translateY(-30px) rotateZ(-60deg);
}

.nav-links {
	display: none;
	flex-direction: column;
}

.is-open {
	display: flex;
}

/* === FOOTER === */
footer {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 10px;
	text-align: center;
	background-color: var(--bg-card);
	border-top: 1px solid var(--border-color);
	padding: 1.5rem;
}

.footer-links {
	display: flex;
	justify-content: center;
	gap: 2rem;
	list-style: none;
}

.footer-links a {
	color: var(--text-muted);
	text-decoration: none;
	font-size: 0.9rem;
	transition: color var(--transition-fast);
}

.footer-links a:hover {
	color: var(--accent-purple-hover);
}

/* === MEDIA (Mobile -> Desktop) === */
@media (min-width: 768px) {
	.hamburger-toggle {
		display: none;
	}
	.nav-links {
		display: flex;
		flex-direction: row;
	}
}