/* --- LAYOUT WORKSPACE GREEN (MANTIDO) --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
	--workspace-bg: #0a0a0a; --surface-bg: #141414; 
	--surface-alt: #1a1a1a; --border-color: #1a1a1a; --border-hover: #10b981;
	--text-primary: #e0e0e0; --text-secondary: #9ca3af; --text-tertiary: #6b7280;
	--accent: #10b981; --accent-soft: rgba(16, 185, 129, 0.15);
	--danger: #ef4444; --warning: #f59e0b; --info: #3b82f6;
	--radius-md: 6px; --radius-sm: 4px; 
	--space-md: 8px; --font-sm: 10px; --font-md: 11px; --font-lg: 12px;
}

body {
	font-family: 'Inter', sans-serif;
	background: var(--workspace-bg);
	color: var(--text-primary);
	height: 100vh;
	overflow: hidden;
	font-size: var(--font-md);
}

/* Header */
.app-header {
	height: 48px;
	background: var(--surface-bg);
	border-bottom: 1px solid var(--border-color);
	display: flex;
	align-items: center;
	padding: 0 12px;
	justify-content: space-between;
}
.header-title {
	font-size: 14px;
	font-weight: 700;
	color: var(--accent);
	display: flex;
	align-items: center;
	gap: 8px;
}

/* Grid */
.app-main {
	height: calc(100vh - 48px);
	padding: var(--space-md);
	display: grid;
	grid-template-columns: 260px 280px minmax(0, 1fr);
	gap: var(--space-md);
}

.panel-col {
	display: flex;
	flex-direction: column;
	gap: var(--space-md);
	overflow: hidden;
	height: 100%;
}
.panel-card {
	background: var(--surface-bg);
	border: 1px solid var(--border-color);
	border-radius: var(--radius-md);
	padding: var(--space-md);
	display: flex;
	flex-direction: column;
	flex: 1;
	overflow: hidden;
}
.scroll-content {
	flex: 1;
	overflow-y: auto;
	padding-right: 4px;
}

/* SCROLLBAR (ESTILIZADA) */
.scroll-content::-webkit-scrollbar { width: 6px; }
.scroll-content::-webkit-scrollbar-track { background: var(--surface-alt); border-radius: 3px; }
.scroll-content::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }
.scroll-content::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* UI Elements */
.section-head {
	color: var(--accent);
	font-weight: 600;
	margin-bottom: 10px;
	border-bottom: 1px solid var(--surface-alt);
	padding-bottom: 4px;
	text-transform: uppercase;
	letter-spacing: 0.5px;
	font-size: var(--font-lg);
}
.cat-title {
	font-size: 10px;
	color: var(--text-tertiary);
	margin-top: 15px;
	margin-bottom: 5px;
	font-weight: 700;
	border-bottom: 1px solid #222;
	padding-bottom: 3px;
}

.nav-item {
	padding: 10px;
	background: var(--surface-alt);
	border: 1px solid var(--border-color);
	margin-bottom: 6px;
	border-radius: var(--radius-sm);
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 10px;
	transition: 0.2s;
}
.nav-item:hover {
	border-color: var(--accent);
	transform: translateX(2px);
}
.nav-item.active {
	background: var(--accent-soft);
	border-color: var(--accent);
	color: var(--accent);
}

.ctrl-group {
	margin-bottom: 12px;
	background: var(--surface-alt);
	padding: 10px;
	border-radius: var(--radius-sm);
}
.ctrl-label {
	display: flex;
	justify-content: space-between;
	margin-bottom: 4px;
	color: var(--text-secondary);
	font-size: 10px;
}
.ctrl-select {
	width: 100%;
	background: #000;
	color: #eee;
	border: 1px solid #333;
	padding: 6px;
	border-radius: 4px;
	margin-top: 4px;
	font-size: 11px;
}

.btn-action {
	width: 100%;
	padding: 10px;
	background: var(--accent);
	color: #000;
	font-weight: 700;
	border: none;
	border-radius: var(--radius-md);
	cursor: pointer;
	margin-top: 8px;
}
.btn-action:hover { opacity: 0.9; }
.btn-danger { background: var(--danger); color: #fff; }

/* Info Grid */
.info-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 8px;
	margin-bottom: 12px;
}
.info-box {
	background: var(--surface-alt);
	padding: 6px;
	border-radius: var(--radius-sm);
	border: 1px solid var(--border-color);
}
.lbl {
	font-size: 9px;
	color: var(--text-tertiary);
	display: block;
}
.val {
	font-weight: 600;
	font-size: 11px;
}

/* Tabs */
.tabs-row {
	display: flex;
	gap: 8px;
	margin-bottom: 8px;
	border-bottom: 1px solid var(--border-color);
	padding-bottom: 4px;
}
.tab-btn {
	background: transparent;
	border: none;
	color: var(--text-secondary);
	padding: 6px 12px;
	cursor: pointer;
	font-size: var(--font-sm);
	border-radius: var(--radius-sm);
}
.tab-btn.active {
	background: var(--accent-soft);
	color: var(--accent);
	font-weight: 700;
}

/* Canvas */
.canvas-wrapper {
	flex: 1;
	position: relative;
	background: #000;
	border-radius: var(--radius-sm);
	overflow: hidden;
	border: 1px solid var(--border-color);
}
.sim-canvas {
	width: 100%;
	height: 100%;
	display: none;
}
.sim-canvas.active { display: block; }

.overlay {
	position: absolute;
	top: 10px;
	left: 10px;
	background: rgba(0,0,0,0.7);
	padding: 8px;
	border-radius: 4px;
	pointer-events: none;
	z-index: 10;
}

/* Controls visibility */
.module-ctrl { display: none; }
.module-ctrl.active { display: block; }

.header-right { display: flex; align-items: center; gap: 6px; }
.back-button {
	background: var(--color-bg-page); border: 1px solid var(--border-color); color: var(--text-primary);
	padding: 6px; border-radius: var(--radius-sm); cursor: pointer; font-size: var(--font-sm);
	display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; transition: all 0.2s;
}
.back-button:hover {
	border-color: var(--accent); color: var(--accent); transform: translateY(-1px);
}