.puzzle-path { background: #81c784 !important; }
.puzzle-wrong { background: #e57373 !important; }
.puzzle-complete { background: #ffd600 !important; color: #222 !important; }

body {
	font-family: 'Orbitron', 'Segoe UI', Arial, sans-serif;
	background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
	margin: 0;
	min-height: 100vh;
}
.game-bg {
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	background: url('../assets/game-bg.svg'), linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
	background-size: cover;
	background-repeat: no-repeat;
}
.signup-card, .login-card {
	background: rgba(30, 30, 60, 0.98);
	max-width: 400px;
	width: 100%;
	margin: 40px auto;
	padding: 2.5em 2em 2em 2em;
	border-radius: 18px;
	box-shadow: 0 0 24px 4px #00ffe7a0, 0 2px 16px #0008;
	position: relative;
	z-index: 2;
	display: flex;
	flex-direction: column;
	align-items: center;
}
.neon-glow {
	box-shadow: 0 0 24px 4px #00ffe7a0, 0 2px 16px #0008;
	border: 2px solid #00ffe7;
}
.game-title {
	color: #fff;
	font-size: 2.1em;
	text-align: center;
	margin-bottom: 1.2em;
	letter-spacing: 2px;
	text-shadow: 0 0 8px #00ffe7, 0 0 2px #fff;
}
.game-title span {
	color: #ffd600;
	text-shadow: 0 0 8px #ffd600, 0 0 2px #fff;
}
.logo-spin {
	width: 60px;
	height: 60px;
	border-radius: 50%;
	background: linear-gradient(135deg, #00ffe7 40%, #ffd600 100%);
	margin-bottom: 1.2em;
	animation: spin 2.5s linear infinite;
	box-shadow: 0 0 24px #00ffe7a0, 0 0 8px #ffd600a0;
}
@keyframes spin {
	0% { transform: rotate(0deg); }
	100% { transform: rotate(360deg); }
}
form {
	display: flex;
	flex-direction: column;
	gap: 1.2em;
	width: 100%;
}
input, button {
	padding: 0.9em;
	border-radius: 7px;
	border: none;
	font-size: 1.1em;
	outline: none;
}
input {
	background: #23234a;
	color: #fff;
	border: 1.5px solid #00ffe7;
	transition: border 0.2s;
}
input:focus {
	border: 1.5px solid #ffd600;
}
button {
	background: linear-gradient(90deg, #00ffe7 0%, #ffd600 100%);
	color: #222;
	font-weight: bold;
	border: none;
	cursor: pointer;
	box-shadow: 0 0 8px #00ffe7a0;
	transition: background 0.2s, color 0.2s;
}
button:hover {
	background: linear-gradient(90deg, #ffd600 0%, #00ffe7 100%);
	color: #111;
}
.switch-link {
	margin-top: 1.2em;
	color: #fff;
	text-align: center;
}
.switch-link a {
	color: #ffd600;
	text-decoration: underline;
}
.loading-overlay {
	position: fixed;
	top: 0; left: 0; right: 0; bottom: 0;
	background: rgba(20, 20, 40, 0.92);
	z-index: 99;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-size: 1.3em;
	letter-spacing: 1px;
}
.loader {
	border: 6px solid #23234a;
	border-top: 6px solid #00ffe7;
	border-bottom: 6px solid #ffd600;
	border-radius: 50%;
	width: 48px;
	height: 48px;
	animation: spin 1s linear infinite;
	margin-bottom: 1.2em;
}
@media (max-width: 500px) {
	.signup-card, .login-card { max-width: 98vw; padding: 1em; }
}

/* Puzzle game styles */
.puzzle-grid {
	border-collapse: collapse;
	margin: 0 auto;
}
.puzzle-cell {
	width: 40px;
	height: 40px;
	border: 1px solid #bbb;
	background: #f0f0f0;
	text-align: center;
	vertical-align: middle;
	font-size: 1.2em;
	color: #111;
	font-weight: 600;
	position: relative;
}
.puzzle-dot {
	background: #4caf50;
	color: #fff;
	font-weight: bold;
	border-radius: 50%;
}

.primary-action-btn {
	margin-bottom: 12px;
	background: #00ffe7;
	color: #111;
	font-weight: 600;
	border: none;
	padding: 0.55em 1.1em;
	border-radius: 8px;
	box-shadow: 0 0 10px #00ffe7a0;
	cursor: pointer;
}

.secondary-action-btn {
	background: #23234a;
	color: #fff;
	border: none;
	padding: 0.45em 0.9em;
	border-radius: 6px;
	box-shadow: 0 0 6px #00ffe7a0;
	cursor: pointer;
}

/* Prevent page scroll when interacting with the puzzle on touch devices */
#gameArea,
#gameArea .puzzle-grid {
	touch-action: none;
}

/* Dashboard layout */
.container {
	max-width: 960px;
	margin: 0 auto;
	padding: 2.5em 1.5em 4em;
	color: #f7f7ff;
}
#userStats {
	display: flex;
	gap: 1.75em;
	font-size: 1.1em;
	margin-bottom: 1.5em;
}

.player-identity {
	background: rgba(10, 16, 42, 0.88);
	border-left: 4px solid #ffd600;
	padding: 1em 1.25em;
	border-radius: 14px;
	box-shadow: 0 16px 30px rgba(5, 8, 20, 0.55);
	margin-bottom: 1.25em;
}
.identity-main {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1em;
}
.identity-label {
	font-weight: 600;
	letter-spacing: 0.05em;
	color: #ffd600;
}
.identity-value {
	font-family: 'Orbitron', 'Segoe UI', Arial, sans-serif;
	font-size: 1.15em;
	color: #00ffe7;
	text-shadow: 0 0 6px rgba(0, 255, 231, 0.7);
}
.identity-hint {
	margin: 0.35em 0 0;
	font-size: 0.9em;
	color: rgba(255, 255, 255, 0.65);
}
#challengeCards {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
	gap: 1em;
	margin-bottom: 1.5em;
}
.card {
	background: rgba(23, 30, 58, 0.8);
	border: 1px solid rgba(255, 255, 255, 0.08);
	padding: 1.1em;
	border-radius: 12px;
	color: #f5f5ff;
	text-align: center;
	box-shadow: 0 12px 30px rgba(4, 8, 25, 0.4);
}
.card.locked {
	opacity: 0.4;
	border-style: dashed;
	filter: saturate(0.2);
}

/* 100-day streak board */
#streakChallenge {
	background: rgba(10, 16, 42, 0.78);
	border-radius: 16px;
	border: 1px solid rgba(255, 255, 255, 0.08);
	box-shadow: inset 0 0 30px rgba(0, 255, 231, 0.08);
	padding: 1.25em 1.5em 1.5em;
	margin-bottom: 1.5em;
}
.streak-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1em;
	margin-bottom: 0.75em;
}
.streak-header h3 {
	margin: 0;
	font-weight: 600;
	font-size: 1.1em;
	letter-spacing: 0.5px;
}
.streak-progress {
	width: 100%;
	height: 10px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.08);
	margin-bottom: 1em;
	overflow: hidden;
}
.streak-progress-fill {
	height: 100%;
	width: 0;
	background: linear-gradient(90deg, #00ffe7, #ffd600);
	transition: width 0.4s ease;
}
.streak-grid {
	display: grid;
	grid-template-columns: repeat(10, minmax(28px, 1fr));
	gap: 0.35em;
}
.streak-day {
	border: 1px dashed rgba(255, 255, 255, 0.25);
	border-radius: 6px;
	text-align: center;
	font-size: 0.75em;
	padding: 0.45em 0;
	color: rgba(255, 255, 255, 0.7);
	transition: background 0.2s, color 0.2s, border 0.2s;
}
.streak-day.completed {
	background: #00ffe7;
	color: #111;
	border-color: transparent;
	box-shadow: 0 0 10px rgba(0, 255, 231, 0.35);
}
.streak-day.next {
	border-color: #ffd600;
	color: #ffd600;
}

/* Game status banner */
.game-status {
	padding: 0.85em 1.15em;
	border-radius: 10px;
	border-left: 4px solid #00ffe7;
	background: rgba(0, 255, 231, 0.08);
	color: #00ffe7;
	margin-bottom: 1em;
	font-weight: 500;
}
.game-status.locked {
	border-left-color: #e57373;
	background: rgba(229, 115, 115, 0.12);
	color: #ffcdd2;
}

#gameArea {
	min-height: 320px;
	padding: 1.2em;
	background: rgba(255, 255, 255, 0.95);
	border-radius: 14px;
	box-shadow: 0 20px 40px rgba(8, 14, 35, 0.45);
	position: relative;
	transition: opacity 0.2s ease;
}

#gameArea.celebrate {
	animation: game-pop 0.25s ease-out 1;
	box-shadow: 0 0 0 2px #00ffe7, 0 0 24px #ffd600;
}

@keyframes game-pop {
	0% { transform: scale(1); }
	35% { transform: scale(1.04); }
	70% { transform: scale(0.98); }
	100% { transform: scale(1); }
}

#gameArea.locked {
	opacity: 0.45;
	filter: grayscale(0.2);
}

#gameArea.locked::after {
	content: attr(data-lock-message);
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 600;
	letter-spacing: 0.05em;
	color: #061327;
	background: rgba(255, 255, 255, 0.6);
	border-radius: 14px;
	text-align: center;
	padding: 1em;
	white-space: pre-line;
}

.hidden {
	display: none !important;
}

@media (max-width: 640px) {
	#userStats { flex-direction: column; gap: 0.5em; }
	.streak-grid { grid-template-columns: repeat(5, minmax(28px, 1fr)); }
	#gameArea { padding: 0.75em; }
}