:root {
	color-scheme: dark;
	--background: #080b0f;
	--panel: #11171d;
	--line: #2b343d;
	--text: #f3f6f8;
	--muted: #aab5be;
	--accent: #f5c542;
	--max-width: 74rem;
}

* {
	box-sizing: border-box;
}

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

body {
	min-width: 0;
	margin: 0;
	color: var(--text);
	background:
		linear-gradient(135deg, rgb(245 197 66 / 5%), transparent 32rem),
		var(--background);
	font: 1rem/1.55 system-ui, sans-serif;
}

a {
	color: inherit;
	text-underline-offset: 0.25em;
}

a:focus-visible {
	outline: 0.2rem solid var(--accent);
	outline-offset: 0.25rem;
}

.skip-link {
	position: absolute;
	top: 0.5rem;
	left: 0.5rem;
	z-index: 2;
	padding: 0.65rem 0.9rem;
	color: #080b0f;
	background: var(--accent);
	transform: translateY(-180%);
}

.skip-link:focus {
	transform: none;
}

.shell {
	width: min(calc(100% - 2.5rem), var(--max-width));
	margin-inline: auto;
}

.site-header {
	border-bottom: 1px solid var(--line);
	background: rgb(8 11 15 / 90%);
}

.header-content,
.footer-content,
.site-header nav,
.site-footer nav,
.return-links {
	display: flex;
	align-items: center;
	gap: 1rem 1.5rem;
	flex-wrap: wrap;
}

.header-content {
	justify-content: space-between;
	min-height: 4.75rem;
	padding-block: 0.75rem;
}

.wordmark {
	color: var(--text);
	font-size: 1.35rem;
	font-weight: 800;
	letter-spacing: 0.08em;
	text-decoration: none;
}

.site-header nav a,
.site-footer nav a {
	color: var(--muted);
	font-weight: 650;
	text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"],
.site-footer nav a:hover {
	color: var(--text);
}

.site-header nav a[aria-current="page"] {
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 0.16rem;
}

#main-content {
	min-height: 29rem;
	padding-block: clamp(4rem, 9vw, 7.5rem);
}

.eyebrow {
	margin: 0 0 0.85rem;
	color: var(--accent);
	font-size: 0.78rem;
	font-weight: 800;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

h1 {
	max-width: 18ch;
	margin: 0;
	font-size: clamp(2.4rem, 8vw, 5.8rem);
	line-height: 0.95;
	letter-spacing: -0.045em;
}

button,
input,
select {
	font: inherit;
}

button {
	min-height: 2.6rem;
	padding: 0.55rem 0.85rem;
	border: 1px solid var(--line);
	border-radius: 0.3rem;
	color: var(--text);
	background: var(--panel);
	cursor: pointer;
}

button:hover,
button[aria-pressed="true"] {
	border-color: var(--accent);
}

button:focus-visible,
input:focus-visible,
select:focus-visible {
	outline: 0.2rem solid var(--accent);
	outline-offset: 0.2rem;
}

.control-primary {
	color: var(--background);
	border-color: var(--accent);
	background: var(--accent);
	font-weight: 800;
}

.replay-title a {
	text-decoration: none;
}

.record-summary,
.metrics-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr));
	gap: 1px;
	margin-block: 2rem;
	background: var(--line);
	border: 1px solid var(--line);
}

.record-summary dt,
.record-summary dd,
.metrics-grid dt,
.metrics-grid dd {
	min-width: 0;
	margin: 0;
	padding: 0.65rem 0.8rem;
	background: var(--panel);
}

.record-summary dt,
.metrics-grid dt {
	color: var(--muted);
	font-size: 0.78rem;
	font-weight: 750;
	text-transform: uppercase;
}

.record-summary dd,
.metrics-grid dd {
	font-variant-numeric: tabular-nums;
	font-weight: 700;
	overflow-wrap: anywhere;
}

.replay-facts,
.replay-root {
	margin-top: 2.5rem;
}

.replay-facts h2,
.telemetry-header h2 {
	margin: 0;
}

.split-list {
	padding-left: 1.25rem;
	font-variant-numeric: tabular-nums;
}

.status-panel {
	padding: 1.5rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.status-panel h1 {
	margin-bottom: 1.5rem;
	font-size: clamp(2rem, 6vw, 4rem);
}

.replay-player {
	display: grid;
	gap: 1rem;
}

.replay-readout,
.current-speed {
	margin: 0;
	font-variant-numeric: tabular-nums;
	font-weight: 750;
}

.replay-map,
.replay-graph {
	display: block;
	width: 100%;
	border: 1px solid var(--line);
	background: #0b1015;
	touch-action: none;
}

.replay-map {
	height: clamp(18rem, 52vw, 36rem);
}

.replay-graph {
	/* 스택 6칸(속도·델타·스트립 4종) 가독 하한 — RV6 실측: 270px에서 스트립 19~21px(부족),
	   480px에서 36~43px(가독). 최소 360px를 유지한다. */
	height: clamp(360px, 40vw, 480px);
}

.replay-controls,
.telemetry-header,
.button-group {
	display: flex;
	align-items: center;
	gap: 0.65rem;
	flex-wrap: wrap;
}

.timeline-label {
	display: grid;
	flex: 1 1 18rem;
	gap: 0.2rem;
	color: var(--muted);
	font-size: 0.8rem;
	font-weight: 700;
}

.timeline {
	width: 100%;
}

.replay-clock {
	min-width: 5.5rem;
	font-variant-numeric: tabular-nums;
	font-weight: 800;
}

.telemetry-header {
	justify-content: space-between;
	margin-top: 1.5rem;
}

.replay-legend,
.replay-map-controls,
.compare-panel,
.status-inline {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	flex-wrap: wrap;
}

.replay-legend-item {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	font-weight: 750;
}

.replay-legend-item::before {
	width: 1.2rem;
	height: 0.2rem;
	background: var(--lap-color);
	content: "";
}

.compare-panel {
	margin-block: 2rem;
	padding: 1rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.compare-panel h2 {
	flex-basis: 100%;
	margin: 0;
}

.compare-label {
	display: grid;
	gap: 0.25rem;
	min-width: min(100%, 18rem);
	color: var(--muted);
	font-size: 0.8rem;
	font-weight: 700;
}

.compare-select {
	max-width: 100%;
}

.comparison-records {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1rem;
}

.record-card {
	min-width: 0;
	padding: 1rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.record-card h2,
.analysis-panel h2 {
	margin-top: 0;
}

.record-card .record-summary {
	grid-template-columns: minmax(0, 1fr);
	margin-block: 1rem;
}

.replay-analysis {
	display: grid;
	gap: 1.5rem;
	margin-top: 2.5rem;
}

.analysis-panel {
	min-width: 0;
	padding: 1rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.analysis-table {
	width: 100%;
	border-collapse: collapse;
	font-variant-numeric: tabular-nums;
}

.analysis-table th,
.analysis-table td {
	padding: 0.65rem;
	border-bottom: 1px solid var(--line);
	text-align: left;
	overflow-wrap: anywhere;
}

.analysis-table thead th,
.analysis-table tbody th {
	color: var(--muted);
	font-size: 0.78rem;
	text-transform: uppercase;
}

.analysis-note {
	color: var(--muted);
}

@media (max-width: 44rem) {
	.comparison-records {
		grid-template-columns: minmax(0, 1fr);
	}

	.analysis-table,
	.analysis-table tbody,
	.analysis-table tr,
	.analysis-table th,
	.analysis-table td {
		display: block;
		width: 100%;
	}

	.analysis-table thead {
		position: absolute;
		width: 1px;
		height: 1px;
		overflow: hidden;
		clip: rect(0 0 0 0);
	}

	.analysis-table tr {
		margin-bottom: 1rem;
		border: 1px solid var(--line);
	}

	.analysis-table [data-label]::before {
		display: block;
		margin-bottom: 0.2rem;
		color: var(--muted);
		font-size: 0.72rem;
		font-weight: 750;
		text-transform: uppercase;
		content: attr(data-label);
	}
}

.page-description {
	max-width: 38rem;
	margin: 1.5rem 0 0;
	color: var(--muted);
	font-size: clamp(1rem, 2vw, 1.2rem);
}

.home-page {
	padding-top: clamp(2.5rem, 5vw, 4.5rem) !important;
}

.home-hero {
	display: grid;
	grid-template-columns: minmax(16rem, 0.7fr) minmax(0, 1.3fr);
	gap: clamp(2rem, 5vw, 5rem);
	align-items: start;
}

.hero-brand {
	position: sticky;
	top: 2rem;
}

.home-slogan {
	max-width: 11ch;
	white-space: pre-line;
	font-size: clamp(2.5rem, 6vw, 5rem);
}

.hero-record {
	min-width: 0;
	padding: clamp(1rem, 2.5vw, 2rem);
	border: 1px solid var(--line);
	background: rgb(17 23 29 / 88%);
}

.hero-record-heading,
.hero-actions,
.section-heading {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
}

.section-kicker,
.track-type {
	margin: 0 0 0.3rem;
	color: var(--accent);
	font-size: 0.72rem;
	font-weight: 800;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.hero-track,
.section-title {
	margin: 0;
}

.hero-track {
	font-size: clamp(1.5rem, 3vw, 2.4rem);
}

.hero-track a,
.track-card,
.button-link,
.text-link,
.section-link,
.latest-replay {
	text-decoration: none;
}

.hero-lap-time {
	margin: 0;
	color: var(--accent);
	font-size: clamp(1.8rem, 4vw, 3.2rem);
	font-weight: 850;
	font-variant-numeric: tabular-nums;
	line-height: 1;
}

.hero-summary {
	margin-block: 1.25rem;
}

.hero-actions {
	justify-content: flex-start;
	align-items: center;
	margin-bottom: 1rem;
}

.button-link {
	padding: 0.55rem 0.85rem;
	color: var(--background);
	border: 1px solid var(--accent);
	border-radius: 0.3rem;
	background: var(--accent);
	font-weight: 800;
}

.text-link,
.section-link,
.latest-replay {
	color: var(--accent);
	font-weight: 750;
}

.home-replay-root .replay-map {
	height: clamp(16rem, 32vw, 27rem);
}

.home-replay-root .replay-graph {
	height: clamp(320px, 30vw, 420px);
}

.home-section {
	margin-top: clamp(4rem, 8vw, 7rem);
}

.section-heading {
	align-items: end;
	margin-bottom: 1.4rem;
}

.section-title {
	font-size: clamp(2rem, 5vw, 3.8rem);
	line-height: 1;
}

.latest-list {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
	gap: 0.75rem;
}

.latest-record {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	gap: 0.75rem;
	align-items: center;
	padding: 0.7rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.latest-select {
	display: grid;
	min-width: 0;
	padding: 0.4rem;
	border: 0;
	text-align: left;
}

.latest-select[aria-pressed="true"] {
	box-shadow: inset 0.22rem 0 var(--accent);
}

.latest-time {
	color: var(--accent);
	font-size: 1.3rem;
	font-weight: 850;
	font-variant-numeric: tabular-nums;
}

.latest-track {
	font-weight: 750;
	overflow-wrap: anywhere;
}

.latest-meta,
.track-directions,
.track-laps {
	color: var(--muted);
	font-size: 0.82rem;
	overflow-wrap: anywhere;
}

.service-summary {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1px;
	margin: 0 0 1rem;
	background: var(--line);
	border: 1px solid var(--line);
}

.service-summary div {
	background: var(--panel);
}

.service-summary dt,
.service-summary dd {
	margin: 0;
	padding: 0.55rem 0.75rem;
	background: var(--panel);
}

.service-summary dt {
	color: var(--muted);
	font-size: 0.72rem;
	font-weight: 750;
	text-transform: uppercase;
}

.service-summary dd {
	padding-top: 0;
	font-size: 1.35rem;
	font-weight: 850;
	font-variant-numeric: tabular-nums;
}

.track-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
	gap: 0.75rem;
}

.track-card {
	display: block;
	min-width: 0;
	padding: 1.1rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.track-card:hover {
	border-color: var(--accent);
}

.track-card h3 {
	margin: 0 0 1.25rem;
	font-size: 1.15rem;
	overflow-wrap: anywhere;
}

.track-card p:last-child {
	margin-bottom: 0;
}

.tracks-page,
.track-page {
	padding-top: clamp(2.5rem, 5vw, 4.5rem) !important;
}

.directory-summary {
	margin-top: 2rem;
}

.directory-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
	gap: 1rem;
}

.directory-card {
	min-width: 0;
	padding: 1.25rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.directory-card h2 {
	margin: 0 0 1.25rem;
	font-size: 1.35rem;
	overflow-wrap: anywhere;
}

.directory-link {
	text-decoration-color: var(--accent);
}

.directory-count,
.track-statuses,
.track-course,
.cohort-summary {
	color: var(--muted);
	overflow-wrap: anywhere;
}

.track-title {
	max-width: 24ch;
	overflow-wrap: anywhere;
}

.track-course {
	margin: 1rem 0 0;
	font-weight: 700;
}

.track-filters {
	margin-top: 3rem;
}

.track-filters h2 {
	margin-bottom: 1rem;
}

.filter-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 0.75rem;
}

.filter-field {
	display: grid;
	min-width: 0;
	gap: 0.35rem;
}

.filter-field label {
	color: var(--muted);
	font-size: 0.78rem;
	font-weight: 750;
	text-transform: uppercase;
}

.track-filter {
	width: 100%;
	min-width: 0;
	min-height: 2.75rem;
	padding: 0.55rem 0.7rem;
	color: var(--text);
	border: 1px solid var(--line);
	border-radius: 0.3rem;
	background: var(--panel);
}

.leaderboard-root {
	min-width: 0;
	margin-top: 1.5rem;
}

.leaderboard-list {
	display: grid;
	gap: 0.5rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.leaderboard-row {
	display: grid;
	grid-template-columns: 3.5rem minmax(6.5rem, 0.7fr) minmax(8rem, 1fr) minmax(9rem, 1fr) minmax(11rem, 1.2fr) auto;
	gap: 0.75rem;
	align-items: center;
	min-width: 0;
	padding: 0.85rem 1rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.leaderboard-rank,
.leaderboard-time {
	font-variant-numeric: tabular-nums;
	font-weight: 850;
}

.leaderboard-time,
.leaderboard-row a {
	color: var(--accent);
}

.leaderboard-driver,
.leaderboard-state,
.leaderboard-date,
.leaderboard-row a {
	min-width: 0;
	overflow-wrap: anywhere;
}

.leaderboard-date,
.leaderboard-state {
	color: var(--muted);
	font-size: 0.85rem;
}

@media (max-width: 50rem) {
	.track-page .leaderboard-row {
		grid-template-columns: minmax(0, 1fr);
		gap: 0.25rem;
	}
}

.return-links {
	margin-top: 2rem;
}

.get-page {
	padding-top: clamp(2.5rem, 5vw, 4.5rem) !important;
}

.get-section {
	max-width: 55rem;
	margin-top: clamp(3rem, 7vw, 5.5rem);
}

.get-section h2 {
	margin: 0 0 1rem;
	font-size: clamp(1.5rem, 4vw, 2.4rem);
	line-height: 1.15;
}

.get-availability {
	margin-top: 2rem;
	padding: clamp(1rem, 3vw, 1.75rem);
	border: 1px solid var(--accent);
	background: var(--panel);
}

.get-availability h2 {
	font-size: clamp(1.35rem, 3vw, 2rem);
}

.release-state,
.connection-note,
.data-notice {
	color: var(--muted);
}

.release-state {
	font-weight: 750;
}

.get-availability button:disabled {
	color: var(--muted);
	border-color: var(--line);
	background: #181e24;
	cursor: not-allowed;
	opacity: 1;
}

.get-list {
	padding-left: 1.4rem;
}

.get-list li {
	margin-block: 0.65rem;
	overflow-wrap: anywhere;
}

.connection-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1rem;
}

.connection-card,
.data-notice {
	min-width: 0;
	padding: 1rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.connection-card h3 {
	margin-top: 0;
	color: var(--accent);
}

.connection-card p,
.data-notice {
	margin-bottom: 0;
}

.get-policy-links {
	display: flex;
	gap: 1rem 1.5rem;
	flex-wrap: wrap;
}

.return-links a {
	color: var(--accent);
	font-weight: 700;
}

.site-footer {
	border-top: 1px solid var(--line);
	background: var(--panel);
}

.footer-content {
	align-items: flex-start;
	justify-content: space-between;
	padding-block: 1.75rem;
	color: var(--muted);
	font-size: 0.85rem;
}

.footer-content p {
	max-width: 32rem;
	margin: 0;
}

.upload-page {
	padding-top: clamp(2.5rem, 5vw, 4.5rem) !important;
}

.upload-warning,
.upload-form,
.upload-outcome {
	max-width: 55rem;
	margin-top: 2rem;
}

.upload-warning {
	padding: clamp(1rem, 3vw, 1.75rem);
	border: 1px solid var(--accent);
	background: var(--panel);
}

.upload-warning h2 {
	margin: 0 0 0.75rem;
	font-size: clamp(1.2rem, 3vw, 1.6rem);
}

.upload-warning p {
	margin: 0;
}

.upload-form {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1rem;
	align-items: center;
}

.upload-label {
	width: 100%;
	color: var(--muted);
}

.upload-status {
	max-width: 55rem;
	margin-top: 1rem;
	overflow-wrap: anywhere;
}

.upload-group {
	margin-top: 2rem;
}

.upload-group h3 {
	margin: 0 0 0.5rem;
}

.upload-summary,
.upload-name {
	margin: 0.35rem 0;
	overflow-wrap: anywhere;
}

.upload-empty {
	color: var(--muted);
}

.upload-list {
	margin: 0;
	padding-left: 1.4rem;
}

.upload-item {
	margin-block: 0.5rem;
	overflow-wrap: anywhere;
}

.upload-rejected,
.upload-failed {
	color: var(--accent);
}

.upload-duplicate {
	color: var(--muted);
}

@media (max-width: 32rem) {
	.shell {
		width: min(calc(100% - 1.5rem), var(--max-width));
	}

	.header-content,
	.footer-content {
		align-items: flex-start;
		flex-direction: column;
	}

	#main-content {
		min-height: 24rem;
	}

	.home-hero {
		grid-template-columns: minmax(0, 1fr);
	}

	.hero-brand {
		position: static;
	}

	.hero-record-heading,
	.section-heading {
		align-items: flex-start;
		flex-direction: column;
	}

	.service-summary {
		grid-template-columns: 1fr;
	}

	.latest-record {
		grid-template-columns: minmax(0, 1fr);
	}

	.filter-grid {
		grid-template-columns: minmax(0, 1fr);
	}

	.connection-grid {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		scroll-behavior: auto !important;
		transition: none !important;
		animation: none !important;
	}
}