:root {
	--bg-color: #e8e8e8;
	--text-color: #454545;
	--font-family: "Courier New", Courier, monospace;

	--launch-back: #bebebe;

	--pad-border: #cccccc;

	--pad-off: #ababab;
	--pad-red: #FF0000;
	--pad-green: #00FF00;
	--pad-amber: #ffd900;
	--pad-orange: #ffa200;
	--pad-yellow: #FFFF00;

	--pad-low: 0.22;
	--pad-mid: 0.44;
	--pad-full: .66;
}

@media (prefers-color-scheme: dark) {
	:root {

		--bg-color: #1a1a1a;
		--text-color: #777777;

		--launch-back: #222222;

		--pad-border: #444444;

		--pad-off: #333333;
	}
}

html {
	width: 100%;
	height: 100%;
	touch-action: none;
}

body {
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
	overflow: hidden;
	font-family: var(--font-family);
	background: var(--bg-color);
	color: var(--text-color);
	display: flex;
	justify-content: center;
	align-items: center;
}

div {
	box-sizing: border-box;
}

.wrap {
	width: 80%;
	height: 80%;
}

.launchpad {
	display: grid;
	grid-template-columns: repeat(9, 1fr);
	grid-template-rows: repeat(9, 1fr);
	gap: 8px;
	padding: 12px;
	background: var(--launch-back);
	border-radius: 8px;
	aspect-ratio: 1;
	/* max-width: 100%; */
	min-height: 500px;
	max-height: 100%;
	margin: 0 auto;
	cursor: pointer;
	-webkit-user-select: none;
	user-select: none;
	-webkit-touch-callout: none;
	touch-action: none;
	-webkit-tap-highlight-color: transparent;
}

.pad {
	position: relative;
	/* aspect-ratio: 1; */
	border-radius: 4px;
	border: 2px solid var(--pad-border);
	overflow: hidden;
	/* transition: all 0.2s ease; */
}

.pad:before {
	content: " ";
	position: absolute;
	top: 0px;
	left: 0px;
	width: 100%;
	height: 100%;
}

.pad[data-color="off"]:before {
	background: var(--pad-off);
}

.pad[data-color="red"]:before {
	background: var(--pad-red);
}

.pad[data-color="green"]:before {
	background: var(--pad-green);
}

.pad[data-color="amber"]:before {
	background: var(--pad-amber);
}

.pad[data-color="orange"]:before {
	background: var(--pad-orange);
}

.pad[data-color="yellow"]:before {
	background: var(--pad-yellow);
}

.pad[data-level="full"]:before {
	content: " ";
	opacity: var(--pad-full);
}

.pad[data-level="mid"]:before {
	content: " ";
	opacity: var(--pad-mid);
}

.pad[data-level="low"]:before {
	content: " ";
	opacity: var(--pad-low);
}

.pad.gst {
	opacity: 0.2;
	cursor: default;
}

.pad.top,
.pad.rht,
.pad.gst {
	left: 10%;
	top: 10%;
	width: 80%;
	height: 80%;
}

.pad.top,
.pad.rht {
	border-radius: 50%;
}

.hnt {
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	bottom: 15%;
	opacity: .6;
	color: var(--text-color);
	font-size: 8px;
	pointer-events: none;
}


:root {
	/* Primary application colors */
	--app-bg: #121212;
	--app-fg: #e0e0e0;
	--app-accent: #00c853;
	--app-secondary: #ff6d00;
	--app-error: #f44336;
	
	/* Mode-specific colors */
	--mode-live: #00c853;
	--mode-edit: #2979ff;
	--mode-beat: #f50057;
	
	/* Panel backgrounds */
	--panel-bg: #1e1e1e;
	--panel-border: #333;
	
	/* Control elements */
	--control-bg: #333;
	--control-active: #555;
	--control-border: #444;
	
	/* Waveform colors */
	--waveform-bg: #0a0a0a;
	--waveform-grid: #222;
	--waveform-line: #00c853;
	--waveform-marker: #f44336;
}

/**
 * Base layout
 */
html {
	font-family: sans-serif;
	box-sizing: border-box;
}

body {
	margin: 0;
	padding: 0;
	background-color: var(--app-bg);
	color: var(--app-fg);
	display: flex;
	flex-direction: column;
	height: 100vh;
	overflow: hidden;
}

*, *:before, *:after {
	box-sizing: inherit;
}

/**
 * Main application layout
 */
.wrap {
	display: flex;
	flex-direction: column;
	height: 100%;
	width: 100%;
	overflow-y: auto;
}

/* Two-column layout */
.main-content {
	display: flex;
	flex-direction: row;
	flex: 1;
	overflow: hidden;
}

.left-column {
	flex: 0 0 auto;
	padding: 1rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: flex-start;
}

.right-column {
	flex: 1;
	padding: 1rem;
	overflow-y: auto;
	display: flex;
	flex-direction: column;
}

.launch-container {
	width: 600px;
	height: 600px;
	max-width: 100%;
	max-height: 100vh;
}

/* Top controls */
.top-controls {
	display: flex;
	/* justify-content: space-between; */
	align-items: center;
	padding: 0.5rem;
	gap: .5em;
	background-color: var(--panel-bg);
	border-bottom: 1px solid var(--panel-border);
}

.dir-button {
	padding: 0.5rem 1rem;
	background-color: var(--control-bg);
	color: var(--app-fg);
	border: none;
	border-radius: 4px;
	cursor: pointer;
	font-weight: bold;
}

.dir-button:hover {
	background-color: var(--control-active);
}

.dir-display {
	padding: 0.5rem 1rem;
	background-color: var(--control-bg);
	border-radius: 4px;
	color: var(--app-fg);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

/**
 * Sample browser
 */
.sample-browser {
	background-color: var(--panel-bg);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	margin-bottom: 1rem;
	overflow: hidden;
}

.sample-browser h3 {
	margin: 0;
	padding: 0.75rem 1rem;
	background-color: var(--control-bg);
	border-bottom: 1px solid var(--panel-border);
}

.sample-list {
	max-height: 300px;
	overflow-y: auto;
}

.dir-group {
	margin-bottom: 0.5rem;
}

.dir-header {
	background-color: rgba(255, 255, 255, 0.05);
	padding: 0.5rem 1rem;
	font-weight: bold;
}

.sample-item {
	padding: 0.5rem 1rem;
	cursor: pointer;
	transition: background-color 0.2s;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.sample-item:hover {
	background-color: var(--control-active);
}

.sample-item[draggable="true"] {
	cursor: grab;
}

.drag-image {
	padding: 0.5rem;
	background-color: var(--app-accent);
	color: black;
	border-radius: 4px;
	position: absolute;
	top: -1000px; /* Hidden but available for drag image */
}

/**
 * Mode selector
 */
.mode-selector {
	display: flex;
	justify-content: center;
	gap: 0.5rem;
	margin-bottom: 1rem;
	background-color: var(--panel-bg);
	padding: 0.5rem;
	border-radius: 4px;
	border: 1px solid var(--panel-border);
}

.mode-selector button {
	padding: 0.5rem 1rem;
	border: none;
	border-radius: 4px;
	background-color: var(--control-bg);
	color: var(--app-fg);
	cursor: pointer;
	font-weight: bold;
	transition: all 0.2s ease;
}

.mode-selector button:hover {
	background-color: var(--control-active);
}

.mode-selector button.active[data-mode="0"] {
	background-color: var(--mode-live);
	color: black;
}

.mode-selector button.active[data-mode="1"] {
	background-color: var(--mode-edit);
	color: black;
}

.mode-selector button.active[data-mode="2"] {
	background-color: var(--mode-beat);
	color: black;
}

/**
 * Editor panel
 */
.editor-panel {
	background-color: var(--panel-bg);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	padding: 1rem;
	margin-bottom: 1rem;
	display: none; /* Initially hidden, shown in EDIT mode */
}

.waveform-display {
	width: 100%;
	height: 200px;
	background-color: var(--waveform-bg);
	border: 1px solid var(--control-border);
	border-radius: 4px;
	margin-bottom: 1rem;
	cursor: crosshair;
}

.sample-controls {
	display: flex;
	gap: 0.5rem;
	flex-wrap: wrap;
}

/**
 * Sequencer controls
 */
.sequencer-controls {
	background-color: var(--panel-bg);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	padding: 1rem;
	margin-bottom: 1rem;
	display: none; /* Initially hidden, shown in BEAT mode */
	flex-wrap: wrap;
	gap: 1rem;
	align-items: center;
}

.bpm-control,
.resolution-control,
.swing-control {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

/**
 * Pattern controls
 */
.pattern-controls {
	background-color: var(--panel-bg);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	padding: 1rem;
	margin-bottom: 1rem;
	display: none; /* Initially hidden, shown in BEAT mode */
	flex-wrap: wrap;
	gap: 0.5rem;
}

/**
 * Status display
 */
.status-display {
	background-color: var(--panel-bg);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	padding: 0.5rem 1rem;
	font-family: monospace;
	margin-top: auto;
}

/**
 * Common control styles
 */
button {
	padding: 0.5rem 1rem;
	border: none;
	border-radius: 4px;
	background-color: var(--control-bg);
	color: var(--app-fg);
	cursor: pointer;
	transition: all 0.2s ease;
}

button:hover {
	background-color: var(--control-active);
}

.danger-button {
	background-color: rgba(244, 67, 54, 0.2);
}

.danger-button:hover {
	background-color: rgba(244, 67, 54, 0.4);
}

.play-button {
	background-color: var(--app-accent);
	color: black;
	font-weight: bold;
}

.play-button:hover {
	background-color: #00a040;
}

input[type="number"],
input[type="text"],
input[type="range"],
select {
	padding: 0.5rem;
	border: 1px solid var(--control-border);
	border-radius: 4px;
	background-color: var(--control-bg);
	color: var(--app-fg);
}

input[type="range"] {
	-webkit-appearance: none;
	appearance: none;
	height: 4px;
	background: var(--control-border);
	outline: none;
	width: 150px;
}

input[type="range"]::-webkit-slider-thumb {
	-webkit-appearance: none;
	appearance: none;
	width: 16px;
	height: 16px;
	border-radius: 50%;
	background: var(--app-accent);
	cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
	width: 16px;
	height: 16px;
	border-radius: 50%;
	background: var(--app-accent);
	cursor: pointer;
	border: none;
}

/**
 * Pattern selector dialog
 */
.pattern-selector {
	position: fixed;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	background-color: var(--panel-bg);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	padding: 1rem;
	display: flex;
	flex-direction: column;
	gap: 1rem;
	min-width: 300px;
	z-index: 100;
}

.pattern-selector select {
	width: 100%;
}

.pattern-selector button {
	width: 100%;
}

/**
 * Timing diagnostics
 */
.timing-diagnostics {
	position: fixed;
	bottom: 10px;
	right: 10px;
	background-color: rgba(0, 0, 0, 0.8);
	border: 1px solid var(--panel-border);
	border-radius: 4px;
	padding: 1rem;
	font-family: monospace;
	font-size: 12px;
	max-width: 400px;
	max-height: 300px;
	overflow: auto;
	z-index: 1000;
}

.timing-diagnostics pre {
	margin: 0;
	color: var(--app-fg);
}

/**
 * Animation for playing state
 */
@keyframes pulse {
	0% { opacity: 1; }
	50% { opacity: 0.6; }
	100% { opacity: 1; }
}

.playing-indicator {
	animation: pulse 1s infinite;
}

/**
 * Responsive layout
 */
@media (max-width: 768px) {
	.wrap {
		padding: 0.5rem;
	}
	
	.sampler-ui {
		padding: 0.5rem;
	}
	
	.sequencer-controls,
	.sample-controls,
	.pattern-controls {
		flex-direction: column;
		align-items: stretch;
	}
	
	.waveform-display {
		height: 150px;
	}
}

/**
 * Dark mode support
 */
@media (prefers-color-scheme: dark) {
	:root {
		/* Colors already dark by default */
	}
}

/**
 * Launchpad customization
 */

/* Custom pad styles based on mode */
.pad[data-mode="live"][data-has-sample="true"] {
	border-color: var(--mode-live);
}

.pad[data-mode="edit"][data-has-sample="true"] {
	border-color: var(--mode-edit);
}

.pad[data-mode="beat"][data-has-sample="true"] {
	border-color: var(--mode-beat);
}

/* Drag and drop styles */
.pad.drag-over {
	border: 2px dashed var(--app-accent);
	transform: scale(1.05);
}

/* Sample loading and drag area */
.drop-area {
	border: 2px dashed var(--control-border);
	border-radius: 4px;
	padding: 2rem;
	text-align: center;
	margin-bottom: 1rem;
	transition: all 0.2s ease;
}

.drop-area.drag-over {
	border-color: var(--app-accent);
	background-color: rgba(0, 200, 83, 0.1);
}

.drop-area p {
	margin: 0;
}

/* Step sequencer visualization */
.step-grid {
	display: grid;
	grid-template-columns: repeat(8, 1fr);
	gap: 4px;
	margin-bottom: 1rem;
}

.step {
	aspect-ratio: 1;
	background-color: var(--control-bg);
	border-radius: 4px;
	cursor: pointer;
	transition: all 0.2s ease;
}

.step.active {
	background-color: var(--app-accent);
}

.step.current {
	border: 2px solid white;
}

.launch-container {
	width: 100%;
	max-width: 600px;
	margin: 0 auto 2rem auto;
}

.error-message {
	background-color: rgba(244, 67, 54, 0.1);
	border: 1px solid #f44336;
	border-radius: 4px;
	padding: 1rem;
	margin: 1rem 0;
}

.sample-drop-area {
	background-color: rgba(255, 255, 255, 0.05);
	border: 2px dashed #444;
	border-radius: 4px;
	padding: 2rem;
	text-align: center;
	margin: 1rem 0;
	transition: all 0.3s ease;
}

.sample-drop-area.drag-over {
	background-color: rgba(0, 200, 83, 0.1);
	border-color: #00c853;
}

body {
	overflow: hidden;
}

header {
	background-color: var(--panel-bg);
	padding: 0.5rem 1rem;
	border-bottom: 1px solid var(--panel-border);
	text-align: center;
}

header h1 {
	margin: 0;
	font-size: 1.5rem;
}

.error-message {
	background-color: rgba(244, 67, 54, 0.1);
	border: 1px solid #f44336;
	border-radius: 4px;
	padding: 1rem;
	margin: 1rem;
}

.intro-message {
	background-color: rgba(255, 255, 255, 0.05);
	border-radius: 4px;
	padding: 1rem;
	margin: 1rem;
}

.keyboard-shortcuts {
	background-color: rgba(255, 255, 255, 0.05);
	border-radius: 4px;
	padding: 1rem;
	margin-bottom: 1rem;
	font-family: monospace;
}

.keyboard-shortcuts table {
	width: 100%;
}

.keyboard-shortcuts td {
	padding: 0.25rem;
}

.keyboard-shortcuts td:first-child {
	font-weight: bold;
}

/* Pad drag styles */
.pad.drag-over {
	border: 2px dashed var(--app-accent) !important;
	box-shadow: 0 0 10px var(--app-accent);
}

/* Responsive design */
@media (max-width: 1200px) {
	.main-content {
		flex-direction: column;
	}
	
	.left-column, .right-column {
		width: 100%;
		padding: 0.5rem;
	}
	
	.launch-container {
		width: 100%;
		height: auto;
	}
}

body {
	overflow: hidden;
}

header {
	background-color: var(--panel-bg);
	padding: 0.5rem 1rem;
	border-bottom: 1px solid var(--panel-border);
	text-align: center;
}

header h1 {
	margin: 0;
	font-size: 1.5rem;
}

.error-message {
	background-color: rgba(244, 67, 54, 0.1);
	border: 1px solid #f44336;
	border-radius: 4px;
	padding: 1rem;
	margin: 1rem;
}

.intro-message {
	background-color: rgba(255, 255, 255, 0.05);
	border-radius: 4px;
	padding: 1rem;
	margin: 1rem;
}

.keyboard-shortcuts {
	background-color: rgba(255, 255, 255, 0.05);
	border-radius: 4px;
	padding: 1rem;
	margin-bottom: 1rem;
	font-family: monospace;
}

.keyboard-shortcuts table {
	width: 100%;
}

.keyboard-shortcuts td {
	padding: 0.25rem;
}

.keyboard-shortcuts td:first-child {
	font-weight: bold;
}

/* Status indicator for save/load operations */
.status-indicator {
	padding: 0.5rem 1rem;
	margin-left: 1rem;
	border-radius: 4px;
	font-size: 0.9rem;
	color: var(--app-fg);
	text-align: right;
}

.status-indicator.loading {
	background-color: rgba(255, 255, 255, 0.1);
	animation: pulse 1.5s infinite;
}

.status-indicator.success {
	background-color: rgba(0, 200, 83, 0.2);
}

.status-indicator.error {
	background-color: rgba(244, 67, 54, 0.2);
}

@keyframes pulse {
	0% { opacity: 0.4; }
	50% { opacity: 1; }
	100% { opacity: 0.4; }
}

/* Save button */
.save-button {
	background-color: var(--app-accent);
	color: black;
	font-weight: bold;
}

.save-button:disabled {
	background-color: rgba(0, 0, 0, 0.2);
	color: #666;
	cursor: not-allowed;
}

/* Pad drag styles */
.pad.drag-over {
	border: 2px dashed var(--app-accent) !important;
	box-shadow: 0 0 10px var(--app-accent);
}

/* Sample browser enhancements */
.browser-tabs {
	display: flex;
	border-bottom: 1px solid var(--panel-border);
}

.browser-tabs button {
	background: none;
	border: none;
	padding: 0.75rem 1rem;
	cursor: pointer;
	color: var(--app-fg);
	opacity: 0.7;
}

.browser-tabs button.active {
	opacity: 1;
	border-bottom: 2px solid var(--app-accent);
}

/* Image grid in browser */
.image-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
	gap: 10px;
	padding: 0.5rem;
}

.image-item-container {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.image-item {
	width: 80px;
	height: 80px;
	background-color: #333;
	border-radius: 4px;
	background-size: cover;
	background-position: center;
	cursor: grab;
	border: 1px solid var(--panel-border);
	transition: all 0.2s ease;
}

.image-item:hover {
	transform: scale(1.05);
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.image-label {
	font-size: 0.8rem;
	width: 90px;
	text-align: center;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	margin-top: 0.25rem;
}

/* Pad with image */
.pad.has-image {
	background-size: cover;
	background-position: center;
}

/* Drag image element */
.drag-image {
	padding: 0.5rem;
	background-color: var(--app-accent);
	color: black;
	border-radius: 4px;
	position: absolute;
	top: -1000px; /* Hidden initially */
}

/* Waveform editor enhancements */
.waveform-controls {
	display: flex;
	gap: 0.5rem;
	margin-top: 0.5rem;
}

/* Loading overlay */
.loading-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.8);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	z-index: 1000;
}

.loading-spinner {
	width: 50px;
	height: 50px;
	border: 5px solid rgba(255, 255, 255, 0.2);
	border-radius: 50%;
	border-top-color: var(--app-accent);
	animation: spin 1s linear infinite;
}

.loading-message {
	margin-top: 1rem;
	color: white;
	font-size: 1.2rem;
}

@keyframes spin {
	to { transform: rotate(360deg); }
}

/* Responsive design */
@media (max-width: 1200px) {
	.main-content {
		flex-direction: column;
	}
	
	.left-column, .right-column {
		width: 100%;
		padding: 0.5rem;
	}
	
	.launch-container {
		width: 100%;
		height: auto;
	}
}

/* Console output for debugging */
#debug-console {
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 200px;
	background-color: rgba(0, 0, 0, 0.8);
	color: #0f0;
	font-family: monospace;
	padding: 10px;
	overflow-y: auto;
	z-index: 9999;
	display: none;
}

#debug-console.active {
	display: block;
}

#debug-toggle {
	position: fixed;
	bottom: 10px;
	right: 10px;
	z-index: 10000;
	padding: 5px 10px;
	background-color: rgba(0, 0, 0, 0.5);
	color: white;
	border: none;
	cursor: pointer;
}