@font-face {
	font-family: "Pixel 3";
	src: url("/pixel_3/pixel.ttf") format("truetype");
	font-display: swap;
}

:root {
	--cabinet: oklch(9% 0.035 276);
	--screen: oklch(14% 0.04 260);
	--screen-soft: oklch(18% 0.045 260);
	--panel: oklch(18% 0.055 283);
	--panel-strong: oklch(23% 0.065 283);
	--line: oklch(57% 0.13 282);
	--line-soft: oklch(42% 0.09 282);
	--text: oklch(91% 0.08 97);
	--muted: oklch(72% 0.07 103);
	--yellow: oklch(86% 0.17 92);
	--pink: oklch(82% 0.28 350);
	--cyan: oklch(88% 0.18 195);
	--green: oklch(76% 0.18 145);
	--orange: oklch(75% 0.19 47);
	--red: oklch(66% 0.2 24);
	--shadow-hard: 0 0 0 2px var(--cabinet), 8px 8px 0 oklch(5% 0.02 270);
	--glow-cyan: 0 0 18px color-mix(in oklch, var(--cyan), transparent 44%);
	--glow-pink: 0 0 18px color-mix(in oklch, var(--pink), transparent 44%);
	--space-xs: 4px;
	--space-sm: 8px;
	--space-md: 12px;
	--space-lg: 16px;
	--space-xl: 24px;
	--space-2xl: 32px;
}

* {
	box-sizing: border-box;
}

html {
	background: var(--cabinet);
}

body {
	min-height: 100vh;
	margin: 0;
	color: var(--text);
	font-family: "Pixel 3", "Courier New", monospace;
	background:
		linear-gradient(rgba(255, 255, 255, 0.045) 50%, transparent 50%),
		linear-gradient(90deg, rgba(255, 0, 96, 0.08), rgba(0, 255, 242, 0.06), rgba(255, 220, 60, 0.05)),
		radial-gradient(circle at 50% 0%, oklch(30% 0.08 288), transparent 42%),
		var(--cabinet);
	background-size: 100% 6px, auto, auto, auto;
	letter-spacing: 0;
}

body::before {
	content: "";
	position: fixed;
	inset: 0;
	z-index: 10;
	background:
		linear-gradient(90deg, rgba(255, 255, 255, 0.035), transparent 18%, rgba(255, 255, 255, 0.025) 50%, transparent 82%),
		radial-gradient(circle at 50% 50%, transparent 58%, rgba(0, 0, 0, 0.34));
	mix-blend-mode: screen;
	pointer-events: none;
}

button,
input {
	font: inherit;
}

button {
	min-height: 46px;
	border: 2px solid var(--yellow);
	border-radius: 0;
	padding: 0 var(--space-lg);
	color: var(--cabinet);
	background: var(--yellow);
	box-shadow: 4px 4px 0 var(--cabinet);
	cursor: pointer;
	text-transform: uppercase;
	transition: transform 140ms ease, box-shadow 140ms ease, filter 140ms ease, opacity 140ms ease;
}

button:hover:not(:disabled) {
	transform: translate(-2px, -2px);
	box-shadow: 6px 6px 0 var(--cabinet), 0 0 16px color-mix(in oklch, var(--yellow), transparent 64%);
	filter: saturate(1.2);
}

button:active:not(:disabled) {
	transform: translate(2px, 2px);
	box-shadow: 2px 2px 0 var(--cabinet);
}

button:disabled {
	cursor: not-allowed;
	filter: grayscale(0.8);
	opacity: 0.45;
}

button:focus-visible,
input:focus-visible {
	outline: 3px solid var(--cyan);
	outline-offset: 4px;
}

.secondary,
.ghost,
.icon-button {
	color: var(--cyan);
	background: var(--screen);
	border-color: var(--cyan);
}

.shell {
	width: min(1180px, calc(100% - 32px));
	min-height: 100vh;
	margin: 0 auto;
	display: grid;
	grid-template-columns: 360px minmax(0, 1fr);
	gap: var(--space-xl);
	align-items: center;
	padding: var(--space-2xl) 0;
}

.panel,
.table {
	position: relative;
	border: 4px solid var(--line);
	background:
		linear-gradient(rgba(255, 255, 255, 0.035) 50%, transparent 50%),
		linear-gradient(145deg, var(--panel), var(--screen));
	background-size: 100% 5px, auto;
	box-shadow: var(--shadow-hard);
}

.panel::after,
.table::after {
	content: "";
	position: absolute;
	inset: 10px;
	border: 1px solid color-mix(in oklch, var(--cyan), transparent 35%);
	pointer-events: none;
}

.panel {
	padding: var(--space-xl);
}

.table {
	overflow: hidden;
	padding: clamp(20px, 4vw, 40px);
}

.brand-row,
.match-top,
.lobby-header,
.actions,
.score-strip {
	position: relative;
	z-index: 1;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-lg);
}

.eyebrow {
	margin: 0 0 var(--space-sm);
	color: var(--cyan);
	font-size: 0.74rem;
	text-transform: uppercase;
	text-shadow: var(--glow-cyan);
}

h1,
h2,
h3,
p {
	margin-top: 0;
}

h1,
h2 {
	margin-bottom: 0;
	color: var(--yellow);
	font-weight: 400;
	line-height: 1.08;
	text-transform: uppercase;
	text-shadow: 3px 3px 0 var(--pink), 0 0 22px color-mix(in oklch, var(--yellow), transparent 70%);
}

h1 {
	font-size: clamp(2.2rem, 5.5vw, 4.4rem);
}

h2 {
	font-size: clamp(1.35rem, 3vw, 2.3rem);
}

.connection,
.room-code,
.round-pill {
	border: 2px solid var(--line-soft);
	padding: 9px var(--space-md);
	color: var(--muted);
	background: var(--screen);
	font-size: 0.76rem;
	text-transform: uppercase;
	white-space: nowrap;
}

.connection.connected {
	color: var(--green);
	border-color: var(--green);
	box-shadow: 0 0 12px color-mix(in oklch, var(--green), transparent 70%);
}

.connection.offline {
	color: var(--red);
	border-color: var(--red);
}

.match-controls {
	display: flex;
	align-items: center;
	gap: var(--space-sm);
}

.icon-button,
.ghost {
	min-height: 38px;
	padding: 0 var(--space-md);
	font-size: 0.72rem;
}

form {
	position: relative;
	z-index: 1;
	display: grid;
	gap: var(--space-md);
	margin-top: var(--space-xl);
}

label {
	display: grid;
	gap: var(--space-sm);
	color: var(--muted);
	font-size: 0.74rem;
	text-transform: uppercase;
}

input {
	width: 100%;
	min-height: 46px;
	border: 2px solid var(--line-soft);
	border-radius: 0;
	padding: 0 var(--space-md);
	color: var(--text);
	background: oklch(10% 0.035 260);
	outline: none;
	text-transform: uppercase;
}

input::placeholder {
	color: color-mix(in oklch, var(--muted), transparent 45%);
}

input:focus {
	border-color: var(--cyan);
	box-shadow: var(--glow-cyan);
}

.check-row {
	display: flex;
	align-items: center;
	gap: 10px;
}

.check-row input {
	width: 20px;
	min-height: 20px;
	accent-color: var(--pink);
}

.lobby-header {
	margin-top: var(--space-2xl);
}

.lobby-header h2 {
	color: var(--text);
	font-size: 0.95rem;
	text-shadow: none;
}

.room-list {
	position: relative;
	z-index: 1;
	display: grid;
	gap: var(--space-md);
	margin-top: var(--space-md);
}

.room-empty,
.room-card {
	border: 2px solid var(--line-soft);
	background: color-mix(in oklch, var(--screen), transparent 8%);
	padding: var(--space-md);
}

.room-card {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	gap: var(--space-md);
	align-items: center;
}

.room-card h3 {
	overflow: hidden;
	margin: 0 0 var(--space-xs);
	color: var(--yellow);
	font-size: 0.88rem;
	font-weight: 400;
	text-overflow: ellipsis;
	text-transform: uppercase;
	white-space: nowrap;
}

.room-card p,
.room-empty {
	margin: 0;
	color: var(--muted);
	font-size: 0.72rem;
	line-height: 1.5;
	text-transform: uppercase;
}

.score-strip {
	margin-top: var(--space-xl);
}

.player-pill {
	display: flex;
	align-items: center;
	gap: var(--space-md);
	min-width: 150px;
	border: 2px solid var(--line-soft);
	padding: var(--space-sm) var(--space-md);
	background: var(--screen);
	transition: border-color 160ms ease, background 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.player-pill > span {
	display: grid;
	width: 34px;
	aspect-ratio: 1;
	place-items: center;
	color: var(--cabinet);
	background: var(--pink);
	font-size: 1.05rem;
	line-height: 1;
	box-shadow: 0 0 12px color-mix(in oklch, var(--pink), transparent 48%);
}

#player2Pill > span {
	background: var(--cyan);
	box-shadow: 0 0 12px color-mix(in oklch, var(--cyan), transparent 48%);
}

.player-pill div {
	display: grid;
	gap: 0.2rem;
	min-width: 0;
}

.player-pill strong,
.player-pill small {
	overflow-wrap: anywhere;
	text-transform: uppercase;
}

.player-pill strong {
	color: var(--text);
	font-size: 0.78rem;
	font-weight: 400;
}

.player-pill small {
	color: var(--yellow);
	font-size: 0.66rem;
	line-height: 1.2;
}

.player-pill.active {
	border-color: var(--yellow);
	background: var(--panel-strong);
	box-shadow: 0 0 18px color-mix(in oklch, var(--yellow), transparent 70%);
	transform: translateY(-2px);
}

.status-card {
	position: relative;
	z-index: 1;
	margin: var(--space-lg) 0 var(--space-md);
	border: 2px solid var(--green);
	padding: var(--space-md) var(--space-lg);
	color: var(--green);
	background: oklch(10% 0.035 260);
	font-size: 0.78rem;
	line-height: 1.5;
	text-transform: uppercase;
	box-shadow: 0 0 14px color-mix(in oklch, var(--green), transparent 78%);
}

.result-banner {
	position: relative;
	z-index: 1;
	display: grid;
	gap: var(--space-sm);
	margin-bottom: var(--space-xl);
	border: 3px solid var(--line-soft);
	padding: var(--space-lg);
	background:
		linear-gradient(rgba(255, 255, 255, 0.04) 50%, transparent 50%),
		var(--screen);
	background-size: 100% 5px, auto;
	transition: border-color 180ms ease, background 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.result-banner p,
.result-banner strong,
.result-banner span {
	margin: 0;
}

.result-banner p {
	color: var(--cyan);
	font-size: 0.72rem;
	text-transform: uppercase;
}

.result-banner strong {
	color: var(--yellow);
	font-size: clamp(1.35rem, 3.5vw, 2.7rem);
	font-weight: 400;
	line-height: 1.1;
	text-transform: uppercase;
	text-shadow: 3px 3px 0 var(--pink);
}

.result-banner span {
	color: var(--muted);
	font-size: 0.78rem;
	line-height: 1.5;
	text-transform: uppercase;
}

.result-banner.playing {
	border-color: var(--cyan);
	box-shadow: var(--glow-cyan);
}

.result-banner.win {
	border-color: var(--green);
	box-shadow: 0 0 24px color-mix(in oklch, var(--green), transparent 55%);
	transform: translateY(-2px);
}

.result-banner.lose {
	border-color: var(--red);
	box-shadow: 0 0 20px color-mix(in oklch, var(--red), transparent 60%);
}

.result-banner.draw {
	border-color: var(--orange);
	box-shadow: 0 0 20px color-mix(in oklch, var(--orange), transparent 62%);
}

.board {
	position: relative;
	z-index: 1;
	width: min(560px, 100%);
	aspect-ratio: 1;
	margin: 0 auto;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	grid-template-rows: repeat(3, 1fr);
	gap: clamp(8px, 1.6vw, 14px);
	padding: clamp(8px, 1.6vw, 14px);
	border: 4px solid var(--cyan);
	background: oklch(8% 0.03 260);
	box-shadow: inset 0 0 0 2px var(--cabinet), var(--glow-cyan);
}

.cell {
	display: grid;
	place-items: center;
	width: 100%;
	height: 100%;
	min-height: 0;
	border: 3px solid var(--line-soft);
	padding: 0;
	color: var(--text);
	background:
		linear-gradient(rgba(255, 255, 255, 0.05) 50%, transparent 50%),
		var(--screen-soft);
	background-size: 100% 5px, auto;
	box-shadow: inset 0 0 0 2px var(--cabinet);
	line-height: 1;
	text-transform: uppercase;
}

.cell:hover:not(:disabled) {
	border-color: var(--yellow);
	box-shadow: inset 0 0 0 2px var(--cabinet), 0 0 18px color-mix(in oklch, var(--yellow), transparent 64%);
}

.cell:disabled {
	opacity: 1;
	cursor: default;
	filter: none;
}

.cell-mark {
	display: grid;
	width: 62%;
	aspect-ratio: 1;
	place-items: center;
	font-size: clamp(3rem, 9vw, 6.2rem);
	line-height: 0.8;
	opacity: 1;
	filter: saturate(1.35) brightness(1.25);
	transform: translateY(0.03em);
}

.cell.x {
	color: var(--pink);
	text-shadow:
		3px 3px 0 color-mix(in oklch, var(--yellow), transparent 8%),
		0 0 12px color-mix(in oklch, var(--pink), transparent 16%),
		0 0 28px color-mix(in oklch, var(--pink), transparent 42%);
}

.cell.o {
	color: var(--cyan);
	text-shadow:
		3px 3px 0 color-mix(in oklch, var(--screen), var(--cyan) 22%),
		0 0 12px color-mix(in oklch, var(--cyan), transparent 16%),
		0 0 28px color-mix(in oklch, var(--cyan), transparent 42%);
}

.cell.win {
	border-color: var(--green);
	background: color-mix(in oklch, var(--green), var(--screen) 82%);
	box-shadow: inset 0 0 0 2px var(--cabinet), 0 0 22px color-mix(in oklch, var(--green), transparent 54%);
}

.actions {
	margin-top: var(--space-xl);
	justify-content: center;
}

.toast {
	position: fixed;
	left: 50%;
	bottom: 22px;
	z-index: 20;
	max-width: min(420px, calc(100% - 32px));
	border: 2px solid var(--yellow);
	padding: var(--space-md) var(--space-lg);
	color: var(--yellow);
	background: var(--screen);
	box-shadow: var(--shadow-hard);
	opacity: 0;
	transform: translate(-50%, 12px);
	pointer-events: none;
	text-transform: uppercase;
	transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
	opacity: 1;
	transform: translate(-50%, 0);
}

@media (max-width: 900px) {
	.shell {
		grid-template-columns: 1fr;
		align-items: start;
	}
}

@media (max-width: 560px) {
	.shell {
		width: min(100% - 20px, 1180px);
		padding: 10px 0 20px;
	}

	.panel,
	.table {
		border-width: 3px;
		box-shadow: 5px 5px 0 oklch(5% 0.02 270);
	}

	.panel,
	.table {
		padding: var(--space-lg);
	}

	.brand-row,
	.match-top,
	.score-strip {
		align-items: flex-start;
		flex-direction: column;
	}

	.match-controls,
	.player-pill {
		width: 100%;
	}

	.match-controls {
		justify-content: space-between;
	}

	.room-card {
		grid-template-columns: 1fr;
	}

	.actions {
		display: grid;
		grid-template-columns: 1fr 1fr;
	}

	button {
		min-height: 48px;
		padding-inline: var(--space-md);
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		scroll-behavior: auto !important;
		transition-duration: 1ms !important;
		animation-duration: 1ms !important;
	}
}