@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;500;700&display=swap');

:root {
	color-scheme: dark;
	--neon-cyan: #00f0ff;
	--neon-magenta: #ff00aa;
	--neon-yellow: #ffe600;
	--bg-deep: #050510;
	--bg-surface: #0a0a20;
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	background: var(--bg-deep);
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: 'Rajdhani', sans-serif;
	overflow: hidden;
}

.pong {
	position: relative;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0;
	width: 100%;
	max-width: 900px;
	padding: 1rem;
}

.pong__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	max-width: 800px;
	padding: 0.5rem 2rem 0.75rem;
	font-family: 'Orbitron', sans-serif;
}

.pong__title {
	font-size: 1rem;
	letter-spacing: 0.5em;
	color: #ffffff22;
	font-weight: 400;
	text-transform: uppercase;
}

.pong__score {
	font-size: 3rem;
	font-weight: 900;
	min-width: 60px;
	text-align: center;
	line-height: 1;
}

.pong__score--player {
	color: var(--neon-cyan);
	text-shadow: 0 0 10px var(--neon-cyan), 0 0 30px var(--neon-cyan), 0 0 60px var(--neon-cyan);
}

.pong__score--cpu {
	color: var(--neon-magenta);
	text-shadow: 0 0 10px var(--neon-magenta), 0 0 30px var(--neon-magenta), 0 0 60px var(--neon-magenta);
}

.pong__canvas {
	display: block;
	width: 100%;
	max-width: 800px;
	aspect-ratio: 4 / 3;
	border: 1px solid #ffffff10;
	border-radius: 8px;
	background: var(--bg-surface);
	cursor: none;
}

.pong__overlay {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	background: rgba(5, 5, 16, 0.85);
	backdrop-filter: blur(10px);
	z-index: 10;
	border-radius: 8px;
	transition: opacity 0.4s, visibility 0.4s;
}

.pong__overlay--hidden {
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
}

.pong__start-title {
	font-family: 'Orbitron', sans-serif;
	font-size: clamp(2.5rem, 7vw, 5rem);
	font-weight: 900;
	letter-spacing: 0.08em;
	color: #fff;
	text-shadow: 0 0 20px var(--neon-cyan), 0 0 60px var(--neon-cyan), 0 0 120px var(--neon-magenta);
	margin-bottom: 0.5rem;
}

.pong__start-sub {
	font-size: 1.1rem;
	color: #ffffff66;
	margin-bottom: 2rem;
	letter-spacing: 0.05em;
}

.pong__btn {
	font-family: 'Orbitron', sans-serif;
	font-size: 1.1rem;
	font-weight: 700;
	letter-spacing: 0.15em;
	padding: 1rem 3rem;
	border: 2px solid var(--neon-cyan);
	background: transparent;
	color: var(--neon-cyan);
	border-radius: 4px;
	cursor: pointer;
	transition: all 0.25s;
	text-transform: uppercase;
}

.pong__btn:hover {
	background: var(--neon-cyan);
	color: var(--bg-deep);
	box-shadow: 0 0 20px var(--neon-cyan), 0 0 60px var(--neon-cyan);
}

.pong__controls {
	display: flex;
	justify-content: space-between;
	width: 100%;
	max-width: 800px;
	padding: 0.75rem 1rem 0;
	font-size: 0.8rem;
	color: #ffffff30;
	letter-spacing: 0.05em;
}

@media (max-width: 600px) {
	.pong__score {
		font-size: 2rem;
	}

	.pong__controls {
		flex-direction: column;
		align-items: center;
		gap: 0.25rem;
	}
}