:root {
	--bg: #131313;
	--bg-soft: #1b1b1b;
	--bg-strong: #0e0e0e;
	--ink: #ffffff;
	--muted: #9e9e9e;
	--soft: #c6c6c6;
	--line: #353535;
	--accent: #ffffff;
}

* {
	box-sizing: border-box;
}

html,
body {
	margin: 0;
	padding: 0;
	background: var(--bg);
	color: var(--ink);
	font: 16px/1.5 "Inter", Arial, sans-serif;
}

body.jp-lock .lyrics-text {
	-webkit-user-select: none;
	user-select: none;
}

a {
	color: inherit;
}

.topbar {
	position: sticky;
	top: 0;
	z-index: 20;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	min-height: 78px;
	padding: 16px 20px;
	background: rgba(19, 19, 19, 0.94);
	backdrop-filter: blur(18px);
	border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand {
	appearance: none;
	border: 0;
	padding: 0;
	background: transparent;
	color: var(--ink);
	display: inline-flex;
	flex: 1 1 auto;
	align-items: center;
	gap: 0;
	min-width: 0;
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(1.25rem, 2vw, 1.65rem);
	font-weight: 700;
	letter-spacing: -0.05em;
	line-height: 1;
	text-transform: uppercase;
	text-decoration: none;
	cursor: pointer;
	text-align: left;
}

.brand:hover {
	opacity: 0.88;
}

.brand:focus-visible {
	outline: 1px solid rgba(255, 255, 255, 0.42);
	outline-offset: 6px;
}

.brand-home,
.brand-default,
.brand-separator,
.brand-current {
	display: inline-block;
}

.brand-default {
	margin-left: 0.34em;
}

.brand-separator {
	display: none;
}

.brand-current {
	display: none;
	max-width: min(56vw, 26ch);
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
	color: rgba(255, 255, 255, 0.75);
}

body.is-compact-header .brand-default,
body.is-compact-header .controls {
	display: none;
}

body.is-compact-header .brand-separator {
	display: none;
}

body.is-compact-header .brand-current {
	display: inline-block;
	flex: 1 1 auto;
	min-width: 0;
	max-width: none;
	margin-left: 0.38em;
}

.controls {
	display: flex;
	align-items: center;
	gap: 10px;
	color: var(--soft);
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	font-family: "Space Grotesk", sans-serif;
}

label {
	white-space: nowrap;
}

select {
	appearance: none;
	border: 1px solid var(--line);
	border-radius: 0;
	background: transparent;
	color: var(--ink);
	padding: 10px 12px;
	font: inherit;
	min-width: 74px;
}

.layout {
	display: flex;
	align-items: flex-start;
	max-width: 1540px;
	margin: 0 auto;
}

.side-nav {
	display: none;
	width: 240px;
	position: sticky;
	top: 82px;
	height: calc(100vh - 82px);
	padding: 36px 22px;
	background: var(--bg-strong);
	border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.side-nav nav {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.side-nav a {
	font-family: "Space Grotesk", sans-serif;
	font-size: 11px;
	letter-spacing: 0.24em;
	text-transform: uppercase;
	text-decoration: none;
	color: rgba(198, 198, 198, 0.42);
	padding-left: 14px;
	border-left: 3px solid transparent;
}

.side-nav a:hover {
	color: var(--ink);
}

.side-nav a.is-active {
	color: var(--ink);
	border-left-color: var(--accent);
}

.page {
	width: 100%;
	max-width: 1240px;
	margin: 0 auto;
	padding: 28px 20px 100px;
}

.hero {
	max-width: 820px;
	margin-bottom: 34px;
}

h1 {
	margin: 0;
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(3rem, 9vw, 6.25rem);
	line-height: 0.9;
	letter-spacing: -0.08em;
	font-weight: 700;
	text-transform: uppercase;
}

.intro {
	max-width: 46rem;
	margin: 16px 0 0;
	color: var(--muted);
	font-size: clamp(1rem, 2vw, 1.35rem);
	line-height: 1.45;
}

.notice {
	margin-top: 16px;
	padding: 12px 14px;
	border: 1px solid var(--line);
	background: rgba(255, 255, 255, 0.03);
	color: var(--soft);
	font-size: 13px;
}

.section {
	margin-top: 64px;
}

.section h2 {
	margin: 0 0 34px;
	padding: clamp(40px, 8vw, 84px) 20px;
	background: var(--accent);
	color: var(--bg);
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(2rem, 8vw, 5rem);
	font-weight: 700;
	letter-spacing: -0.08em;
	text-transform: uppercase;
}

.song {
	padding: 0 0 44px;
	margin-bottom: 44px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.song:first-of-type {
	padding-top: 0;
}

.song-shell {
	display: grid;
	grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
	gap: 20px;
	align-items: start;
}

.song-meta-block {
	position: sticky;
	top: 96px;
	align-self: start;
	padding-right: 12px;
}

.song-title {
	margin: 0 0 14px;
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(2rem, 4vw, 4.6rem);
	font-weight: 700;
	letter-spacing: -0.08em;
	line-height: 0.92;
	text-transform: uppercase;
	overflow-wrap: anywhere;
	word-break: break-word;
	max-width: 100%;
}

.song-subtitle {
	margin: -4px 0 16px;
	color: var(--soft);
	font-size: clamp(0.98rem, 1.5vw, 1.2rem);
	line-height: 1.35;
	font-style: italic;
	text-transform: none;
}

.credits-label {
	margin: 18px 0 6px;
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.24em;
	text-transform: uppercase;
	color: var(--muted);
	font-family: "Space Grotesk", sans-serif;
}

.credits {
	margin: 0;
	color: var(--soft);
	font-size: 13px;
	line-height: 1.55;
}

.columns {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: 14px;
}

.panel {
	background: transparent;
	border: 0;
	padding: 0;
	min-height: 0;
	position: relative;
}

.panel.is-loading::after {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 2px;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.85), transparent);
	animation: lux-loading 1.2s linear infinite;
}

@keyframes lux-loading {
	from { transform: translateX(-100%); }
	to { transform: translateX(100%); }
}

.panel-title {
	margin: 0 0 18px;
	font-family: "Space Grotesk", sans-serif;
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.24em;
	text-transform: uppercase;
	color: var(--muted);
}

.lyrics-text {
	margin: 0;
	white-space: pre-line;
	font-family: "Libre Baskerville", Georgia, serif;
	font-size: clamp(1rem, 1.6vw, 1.16rem);
	line-height: 1.8;
	letter-spacing: 0.01em;
	word-break: break-word;
	color: var(--ink);
}

.panel.translation .lyrics-text {
	font-style: italic;
	color: rgba(255, 255, 255, 0.72);
}

.panel-status {
	margin-top: 14px;
	color: var(--muted);
	font-size: 12px;
}

.song-meta {
	margin-top: 20px;
	display: flex;
	flex-wrap: wrap;
	gap: 10px 14px;
	color: var(--muted);
	font-size: 10px;
}

.powered-by {
	display: inline-block;
	padding: 4px 8px;
	border: 1px solid var(--line);
	background: transparent;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	text-decoration: none;
	font-size: 9px;
	font-family: "Space Grotesk", sans-serif;
}

.song-meta:empty,
.song-trackers:empty {
	display: none;
}

.song-trackers {
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.sources {
	margin-top: 30px;
	padding-top: 18px;
	border-top: 1px solid rgba(255, 255, 255, 0.07);
	color: var(--muted);
	font-size: 11px;
}

.sources p {
	margin: 0 0 8px;
}

.page-footer {
	margin-top: 52px;
	padding-top: 18px;
	border-top: 1px solid rgba(255, 255, 255, 0.07);
	display: flex;
	justify-content: center;
}

.footer-meta {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
}

.page-counter {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-family: "Space Grotesk", sans-serif;
	font-size: 10px;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--muted);
}

.page-counter-digits {
	display: inline-flex;
	gap: 3px;
	padding: 6px 8px;
	border: 1px solid rgba(255, 255, 255, 0.08);
	background:
		linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.01)),
		repeating-linear-gradient(
			90deg,
			rgba(255, 255, 255, 0.04) 0,
			rgba(255, 255, 255, 0.04) 1px,
			transparent 1px,
			transparent 4px
		),
		rgba(0, 0, 0, 0.22);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.06),
		0 0 0 1px rgba(0, 0, 0, 0.2);
}

.page-counter-digit {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 1.8em;
	padding: 4px 0 3px;
	border: 1px solid rgba(255, 255, 255, 0.11);
	background: linear-gradient(180deg, #0d0d0d, #191919 48%, #101010);
	color: #d7f7d3;
	font-family: "Space Grotesk", sans-serif;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0;
	text-shadow: 0 0 8px rgba(157, 255, 144, 0.24);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.04),
		inset 0 -1px 0 rgba(0, 0, 0, 0.5);
}

.footer-link {
	color: rgba(255, 255, 255, 0.75);
	font-family: "Space Grotesk", sans-serif;
	font-size: 11px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	text-decoration: none;
}

.footer-credit {
	margin: 0;
	max-width: 34rem;
	color: rgba(255, 255, 255, 0.75);
	font-family: "Space Grotesk", sans-serif;
	font-size: 11px;
	letter-spacing: 0.06em;
	line-height: 1.5;
	text-align: center;
	text-transform: none;
}

.footer-credit .footer-link {
	font-size: inherit;
	letter-spacing: inherit;
	text-transform: none;
}

.footer-link:hover {
	color: var(--ink);
}

@media (min-width: 980px) {
	body.is-compact-header .brand-default {
		display: inline-block;
	}

	body.is-compact-header .controls {
		display: flex;
	}

	body.is-compact-header .brand-separator,
	body.is-compact-header .brand-current {
		display: none;
	}

	.side-nav {
		display: block;
	}

	.page {
		padding-left: 34px;
		padding-right: 34px;
	}
}

@media (max-width: 979px) {
	.page {
		padding-top: 22px;
	}

	.song-shell {
		grid-template-columns: 1fr;
		gap: 18px;
	}

	.song-meta-block {
		position: static;
		padding-right: 0;
	}
}

@media (max-width: 820px) {
	.page {
		padding-left: 10px;
		padding-right: 10px;
	}

	.topbar {
		padding: 14px 10px;
		min-height: 70px;
	}

	select {
		width: auto;
	}

	.lyrics-text {
		font-size: clamp(0.88rem, 3.1vw, 1rem);
		line-height: 1.65;
	}

	.section {
		margin-top: 46px;
	}

	.section h2 {
		margin-bottom: 22px;
		padding: 24px 12px;
		font-size: clamp(2.2rem, 13vw, 3rem);
	}

	.song {
		padding-bottom: 30px;
		margin-bottom: 30px;
	}

	.song-title {
		font-size: clamp(1.6rem, 8.2vw, 2.4rem);
	}

	.song-subtitle {
		font-size: 0.95rem;
	}

	.columns {
		gap: 10px;
	}

	.intro {
		font-size: 0.96rem;
	}

	.controls {
		gap: 6px;
		font-size: 11px;
	}

	.page-footer {
		margin-top: 34px;
	}
}