/* Landing view shell */
:root {
	--title-bg: rgba(14, 22, 42, 0.92);
	--title-border: rgba(129, 150, 220, 0.34);
	--title-shadow: 0 22px 50px rgba(4, 7, 18, 0.65);
	--text-primary: #e6f2ff;
	--text-muted: #cfe3ff;
	--accent: #ef4444;
}

#canvas-wrap.title-view {
	background:
		radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.06), transparent 60%),
		radial-gradient(circle at 80% 0%, rgba(79, 70, 229, 0.22), transparent 55%),
		linear-gradient(160deg, #050b18 0%, #0d172c 48%, #141f38 100%);
}

#canvas-wrap.title-view::before {
	content: "";
	position: absolute;
	inset: 0;
	background: radial-gradient(circle at 50% 10%, rgba(239, 68, 68, 0.18), transparent 55%);
	pointer-events: none;
	opacity: 0.65;
}

.title-shell {
	pointer-events: auto;
	position: relative;
	width: min(96vw, 1080px);
	max-width: 1080px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: minmax(340px, 1fr) minmax(280px, 0.9fr);
	gap: clamp(20px, 5vw, 40px);
	padding: clamp(24px, 4vw, 44px);
	border-radius: 26px;
	border: 1px solid var(--title-border);
	background: var(--title-bg);
	box-shadow: var(--title-shadow);
	color: var(--text-primary);
	backdrop-filter: blur(12px);
	max-height: calc(100vh - 64px);
	overflow-y: auto;
}

.title-panel {
	display: flex;
	flex-direction: column;
	gap: clamp(14px, 3vw, 22px);
	min-width: 0;
}

.title-body {
	display: grid;
	grid-template-columns: minmax(340px, 1fr) minmax(280px, 0.85fr);
	gap: clamp(20px, 4vw, 32px);
	align-items: start;
}

.title-controls {
	display: flex;
	flex-direction: column;
	gap: clamp(16px, 4vw, 22px);
	min-width: 0;
	max-width: 500px;
}

.title-header {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.title-header h1 {
	margin: 0;
	font-size: clamp(2.1rem, 2.8vw + 1.4rem, 2.8rem);
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.title-header p {
	margin: 0;
	color: var(--text-muted);
	line-height: 1.55;
	font-size: clamp(0.95rem, 1.2vw + 0.6rem, 1.08rem);
}

.title-badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	width: max-content;
	padding: 6px 14px;
	border-radius: 999px;
	border: 1px solid rgba(136, 161, 255, 0.5);
	background: rgba(64, 84, 196, 0.18);
	font-size: 0.72rem;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	color: rgba(203, 213, 255, 0.9);
}

.title-actions {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.btn.btn-primary {
	font-size: clamp(1rem, 0.45vw + 0.95rem, 1.18rem);
	font-weight: 700;
	padding: 0.85rem clamp(1.4rem, 3vw, 2.75rem);
	border-radius: 18px;
	border: 1px solid rgba(232, 121, 121, 0.85);
	background: linear-gradient(135deg, rgba(239, 68, 68, 0.95), rgba(229, 62, 62, 0.8));
	color: #fff;
	box-shadow: 0 12px 30px rgba(239, 68, 68, 0.28);
	transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn.btn-primary:hover,
.btn.btn-primary:focus {
	transform: translateY(-2px);
	box-shadow: 0 18px 22px rgba(239, 68, 68, 0.26);
}

.btn.btn-primary:active {
	transform: translateY(1px);
}

.title-hint {
	margin: 0;
	font-size: 0.88rem;
	color: rgba(211, 224, 255, 0.88);
}

.title-challenge {
	display: grid;
	gap: 12px;
	padding: 18px 18px 16px;
	border-radius: 18px;
	border: 1px solid rgba(129, 150, 220, 0.38);
	background: rgba(9, 15, 28, 0.72);
	box-shadow: inset 0 1px 0 rgba(203, 213, 255, 0.08);
}

.title-challenge[data-state="loading"] {
	opacity: 0.85;
}

.title-challenge[data-state="error"] {
	border-color: rgba(248, 113, 113, 0.45);
	background: rgba(24, 10, 15, 0.75);
}

.title-challenge-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
}

.title-challenge-badge {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 4px 10px;
	border-radius: 999px;
	background: rgba(129, 140, 248, 0.22);
	color: rgba(226, 232, 255, 0.92);
	font-size: 0.7rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	font-weight: 700;
}

.title-challenge[data-state="error"] .title-challenge-badge {
	background: rgba(248, 113, 113, 0.2);
	color: #fecaca;
}

.title-challenge-status {
	font-size: 0.75rem;
	color: rgba(198, 216, 255, 0.85);
	text-align: right;
}

.title-challenge[data-state="loading"] .title-challenge-status {
	color: rgba(198, 216, 255, 0.6);
}

.title-challenge[data-state="error"] .title-challenge-status {
	color: #fecaca;
}

.title-challenge-body {
	display: grid;
	gap: 8px;
}

.title-challenge-title {
	margin: 0;
	font-size: 1.02rem;
	letter-spacing: 0.02em;
	color: #f8fafc;
}

.title-challenge-meta {
	margin: 0;
	font-size: 0.85rem;
	color: rgba(210, 226, 255, 0.82);
}

.title-challenge-empty {
	margin: 0;
	font-size: 0.85rem;
	color: rgba(180, 198, 242, 0.82);
}

.title-challenge-actions {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

.title-challenge[data-state="loading"] .title-challenge-actions,
.title-challenge[data-state="empty"] .title-challenge-actions,
.title-challenge[data-state="error"] .title-challenge-actions {
	display: none;
}

.title-challenge-play {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 0.7rem 1.35rem;
	border-radius: 16px;
	border: 1px solid rgba(56, 189, 248, 0.6);
	background: linear-gradient(135deg, rgba(56, 189, 248, 0.92), rgba(99, 102, 241, 0.92));
	color: #fff;
	font-weight: 700;
	font-size: 0.95rem;
	letter-spacing: 0.02em;
	cursor: pointer;
	box-shadow: 0 12px 26px rgba(15, 23, 42, 0.45);
	transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.title-challenge-play:hover,
.title-challenge-play:focus-visible {
	transform: translateY(-1px);
	box-shadow: 0 18px 28px rgba(15, 23, 42, 0.52);
}

.title-challenge-play[disabled] {
	opacity: 0.6;
	cursor: not-allowed;
	box-shadow: none;
	transform: none;
}

.mode-toggle-block {
	border-radius: 18px;
	border: 1px solid rgba(129, 150, 220, 0.35);
	background: rgba(8, 14, 28, 0.65);
	padding: 16px 18px;
	display: grid;
	gap: 12px;
}

.mode-toggle-block .mode-label {
	font-weight: 700;
	letter-spacing: 0.02em;
}

.mode-toggle-block .mode-caption {
	font-size: 0.78rem;
	color: rgba(207, 227, 255, 0.86);
	max-width: 32ch;
}

.title-feature-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.title-feature-list li {
	display: grid;
	gap: 6px;
	padding: 14px 16px;
	border-radius: 16px;
	border: 1px solid rgba(129, 150, 220, 0.28);
	background: rgba(5, 11, 24, 0.55);
	box-shadow: inset 0 1px 0 rgba(203, 213, 255, 0.08);
}

.title-feature-list strong {
	font-size: 0.92rem;
	letter-spacing: 0.02em;
}

.title-feature-list span {
	color: rgba(207, 227, 255, 0.9);
	font-size: 0.85rem;
	line-height: 1.5;
}


.title-leaderboard {
	display: grid;
	gap: 12px;
	padding: 20px 18px 18px;
	border-radius: 18px;
	border: 1px solid rgba(129, 150, 220, 0.42);
	background: rgba(12, 20, 38, 0.78);
	min-width: 0;
}

.title-leaderboard-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	font-size: 0.92rem;
}

.title-leaderboard-title {
	flex: 1;
	text-align: left;
}

.title-leaderboard-tabs {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	flex-wrap: wrap;
	justify-content: flex-end;
}

.leaderboard-tab {
	border: 1px solid rgba(154, 176, 255, 0.35);
	background: rgba(6, 18, 34, 0.6);
	color: rgba(214, 227, 255, 0.92);
	font-weight: 600;
	font-size: 0.75rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	padding: 6px 10px;
	border-radius: 999px;
	cursor: pointer;
	transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.leaderboard-tab:hover,
.leaderboard-tab:focus-visible {
	border-color: rgba(190, 208, 255, 0.7);
	color: #fff;
	background: rgba(28, 48, 92, 0.75);
}

.leaderboard-tab.active {
	background: linear-gradient(135deg, rgba(129, 140, 248, 0.95), rgba(14, 165, 233, 0.95));
	border-color: rgba(129, 140, 248, 0.95);
	color: #fff;
	box-shadow: 0 6px 16px rgba(15, 23, 42, 0.45);
}

.title-leaderboard-status {
	font-size: 0.78rem;
	color: rgba(210, 226, 255, 0.85);
	min-height: 1.2rem;
}

.title-leaderboard-list {
	list-style: none;
	margin: 0;
	padding: 4px 0 0;
	display: flex;
	flex-direction: column;
	gap: 10px;
	transition: opacity 0.28s ease, transform 0.28s ease;
	opacity: 1;
}

.title-leaderboard-list.is-loading {
	opacity: 0.45;
}

.title-leaderboard-list:not(.is-loading) {
	transform: translateY(0);
}

.title-leaderboard-row {
	display: grid;
	grid-template-columns: 52px 1fr;
	align-items: center;
	gap: 12px;
	padding: 10px 12px;
	border-radius: 14px;
	background: rgba(3, 9, 20, 0.6);
	border: 1px solid rgba(129, 150, 220, 0.26);
}

@media (max-width: 1280px) {
	.title-shell {
		width: min(94vw, 1000px);
		grid-template-columns: minmax(320px, 1fr) minmax(260px, 0.85fr);
	}

	.title-body {
		grid-template-columns: minmax(320px, 1fr) minmax(260px, 0.85fr);
	}
}

@media (max-width: 1024px) {
	.title-shell {
		width: min(94vw, 900px);
		grid-template-columns: minmax(300px, 1fr) minmax(240px, 0.8fr);
		gap: clamp(18px, 4vw, 30px);
	}

	.title-body {
		grid-template-columns: minmax(300px, 1fr) minmax(240px, 0.8fr);
	}
}

@media (max-width: 980px) {
	.title-shell {
		width: min(94vw, 720px);
		grid-template-columns: 1fr;
	}

	.title-body {
		grid-template-columns: 1fr;
		gap: 18px;
	}

	.title-controls {
		max-width: none;
	}

	.title-leaderboard {
		order: 2;
	}
}

.title-leaderboard-row .rank {
	font-weight: 700;
	font-size: 0.92rem;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	color: rgba(203, 213, 255, 0.94);
}

.title-leaderboard-row .details {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.title-leaderboard-row .player {
	font-size: 0.9rem;
	font-weight: 600;
	color: rgba(229, 239, 255, 0.92);
}

.title-leaderboard-row .time {
	font-size: 1.05rem;
	font-weight: 700;
}

.title-leaderboard-row .meta {
	font-size: 0.78rem;
	color: rgba(203, 216, 247, 0.85);
}

.title-progress {
	display: grid;
	gap: 8px;
	padding: 16px;
	border-radius: 18px;
	border: 1px solid rgba(129, 150, 220, 0.28);
	background: rgba(8, 14, 28, 0.58);
}

.title-progress .bar {
	width: 100%;
	height: 10px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.12);
	overflow: hidden;
}

.title-progress .bar-fill {
	width: 0%;
	height: 100%;
	border-radius: 999px;
	background: linear-gradient(135deg, rgba(136, 227, 165, 0.92), rgba(74, 222, 128, 0.92));
	transition: width 0.18s ease;
}

.title-progress .bar-text {
	font-size: 0.8rem;
	color: rgba(210, 226, 255, 0.88);
}

.title-visual {
	display: flex;
	flex-direction: column;
	gap: 16px;
	align-self: stretch;
	min-width: 0;
}

.title-visual-card {
	padding: 18px 20px;
	border-radius: 20px;
	border: 1px solid rgba(129, 150, 220, 0.32);
	background: rgba(6, 11, 24, 0.65);
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
	display: grid;
	gap: 10px;
}

.title-visual-card h3 {
	margin: 0;
	font-size: 1rem;
	letter-spacing: 0.02em;
}

.title-visual-card p {
	margin: 0;
	color: rgba(207, 227, 255, 0.92);
	font-size: 0.85rem;
	line-height: 1.5;
}

.title-visual-card ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 8px;
	color: rgba(207, 227, 255, 0.9);
	font-size: 0.85rem;
}

.title-visual-card li span {
	display: inline-block;
	padding: 2px 6px;
	border-radius: 6px;
	background: rgba(203, 213, 255, 0.18);
	border: 1px solid rgba(203, 213, 255, 0.32);
	font-weight: 600;
	color: rgba(203, 213, 255, 0.95);
	margin-right: 6px;
}

.title-visual-card.title-visual-challenge .challenge-digest-status {
	margin: 0 0 6px;
	font-size: 0.9rem;
	color: rgba(226, 232, 255, 0.92);
}

.title-visual-card.title-visual-challenge .title-feature-list {
	gap: 10px;
}

.title-visual-card.title-visual-challenge .title-feature-list li span {
	margin-right: 0;
	background: rgba(15, 23, 42, 0.35);
	border-color: rgba(148, 176, 255, 0.28);
	color: rgba(203, 227, 255, 0.92);
}

@media (max-width: 900px) {
	.title-visual {
		order: -1;
	}
}

@media (max-width: 720px) {
	.title-shell {
		width: min(96vw, 560px);
		padding: clamp(18px, 4vw, 26px);
		gap: 22px;
	}

	.title-visual-card ul {
		font-size: 0.83rem;
	}

	.title-leaderboard-row {
		grid-template-columns: 42px 1fr;
	}

	.title-leaderboard-tabs {
		justify-content: flex-start;
	}
}

@media (max-width: 540px) {
	.title-shell {
		border-radius: 18px;
		padding: clamp(16px, 6vw, 22px);
		gap: 18px;
	}

	.title-actions {
		gap: 10px;
	}

	.title-feature-list li,
	.title-leaderboard {
		padding: 14px;
	}

	.title-visual-card {
		padding: 16px;
	}
}