:root {
	--primary-color: #6366f1;
	--secondary-color: #8b5cf6;
	--accent-color: #06b6d4;
	--success-color: #10b981;
	--warning-color: #f59e0b;
	--danger-color: #ef4444;
	--dark-color: #1e293b;
	--light-color: #f8fafc;
	--border-color: #e2e8f0;
	--text-color: #334155;
}

body {
	background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
	min-height: 100vh;
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
	margin: 0;
	padding: 0;
}

.xml-formatter-container {
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	border-radius: 20px;
	margin: 20px;
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
	overflow: hidden;
	min-height: calc(100vh - 140px);
}

.xml-header {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	padding: 25px 30px;
	border-bottom: 1px solid var(--border-color);
	text-align: center;
}

.xml-title {
	font-size: 2rem;
	font-weight: 700;
	color: var(--primary-color);
	margin: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 15px;
}

.xml-subtitle {
	color: #64748b;
	font-size: 1rem;
	margin-top: 8px;
	font-weight: 400;
}

.xml-main {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0;
	min-height: 600px;
}

.xml-panel {
	display: flex;
	flex-direction: column;
	background: rgba(255, 255, 255, 0.98);
}

.xml-panel:first-child {
	border-right: 1px solid var(--border-color);
}

.panel-header {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	padding: 15px 20px;
	border-bottom: 1px solid var(--border-color);
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.panel-title {
	font-weight: 600;
	color: var(--dark-color);
	display: flex;
	align-items: center;
	gap: 8px;
}

.panel-actions {
	display: flex;
	gap: 8px;
}

.action-btn {
	background: rgba(255, 255, 255, 0.8);
	border: 1px solid var(--border-color);
	border-radius: 6px;
	padding: 6px 12px;
	font-size: 0.8rem;
	color: var(--text-color);
	cursor: pointer;
	transition: all 0.3s ease;
	display: flex;
	align-items: center;
	gap: 4px;
}

.action-btn:hover {
	background: var(--primary-color);
	color: white;
	border-color: var(--primary-color);
}

.action-btn.primary {
	background: var(--primary-color);
	color: white;
	border-color: var(--primary-color);
}

.action-btn.primary:hover {
	background: var(--secondary-color);
	border-color: var(--secondary-color);
}

.xml-textarea {
	flex: 1;
	border: none;
	outline: none;
	padding: 20px;
	font-family: 'Fira Code', 'Monaco', 'Consolas', monospace;
	font-size: 14px;
	line-height: 1.6;
	resize: none;
	background: transparent;
	color: var(--text-color);
}

.xml-output {
	flex: 1;
	padding: 20px;
	font-family: 'Fira Code', 'Monaco', 'Consolas', monospace;
	font-size: 14px;
	line-height: 1.6;
	background: #f8fafc;
	color: var(--text-color);
	overflow-y: auto;
	white-space: pre-wrap;
	word-wrap: break-word;
}

/* XML Syntax Highlighting */
.xml-tag { color: #0066cc; font-weight: 600; }
.xml-attribute { color: #cc6600; }
.xml-value { color: #009900; }
.xml-text { color: #333333; }
.xml-comment { color: #999999; font-style: italic; }
.xml-cdata { color: #cc0066; background: #fff5f5; }

.xml-controls {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	padding: 20px 30px;
	border-top: 1px solid var(--border-color);
	display: flex;
	justify-content: center;
	gap: 15px;
	flex-wrap: wrap;
}

.control-group {
	display: flex;
	align-items: center;
	gap: 10px;
}

.control-label {
	font-size: 0.9rem;
	color: var(--text-color);
	font-weight: 500;
}

.control-select {
	background: rgba(255, 255, 255, 0.9);
	border: 1px solid var(--border-color);
	border-radius: 6px;
	padding: 6px 10px;
	font-size: 0.85rem;
	color: var(--text-color);
	min-width: 100px;
}

.control-checkbox {
	margin-right: 5px;
}

.error-message {
	background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
	border: 1px solid #fca5a5;
	border-radius: 8px;
	padding: 15px;
	margin: 10px 0;
	color: #dc2626;
	font-weight: 500;
}

.success-message {
	background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
	border: 1px solid #bbf7d0;
	border-radius: 8px;
	padding: 15px;
	margin: 10px 0;
	color: #166534;
	font-weight: 500;
}

.xml-stats {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
	gap: 15px;
	margin: 20px 0;
}

.stat-card {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	border-radius: 8px;
	padding: 15px;
	text-align: center;
}

.stat-number {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--primary-color);
}

.stat-label {
	font-size: 0.8rem;
	color: var(--text-color);
	text-transform: uppercase;
	letter-spacing: 0.5px;
}

.copy-btn {
	position: absolute;
	top: 10px;
	right: 10px;
	background: var(--primary-color);
	color: white;
	border: none;
	border-radius: 6px;
	padding: 8px 12px;
	font-size: 0.8rem;
	cursor: pointer;
	transition: all 0.3s ease;
}

.copy-btn:hover {
	background: var(--secondary-color);
	transform: translateY(-1px);
}

/* Mobile Responsive */
@media (max-width: 768px) {
	.xml-formatter-container {
		margin: 10px;
		border-radius: 15px;
	}
	
	.xml-main {
		grid-template-columns: 1fr;
	}
	
	.xml-panel:first-child {
		border-right: none;
		border-bottom: 1px solid var(--border-color);
	}
	
	.xml-controls {
		padding: 15px 20px;
		flex-direction: column;
		gap: 10px;
	}
	
	.control-group {
		justify-content: center;
	}
	
	.xml-header {
		padding: 20px;
	}
	
	.xml-title {
		font-size: 1.5rem;
	}
}

/* XML guide panel */
.xml-guide {
	background: #ffffff !important;
	color: #0f172a !important;
	border: 1px solid #bbf7d0;
	box-shadow: 0 18px 45px rgba(15, 118, 110, 0.10);
	border-radius: 24px;
	padding: 2rem !important;
	max-width: 1100px;
	margin-left: auto;
	margin-right: auto;
}

.xml-guide h2,
.xml-guide h3,
.xml-guide h4,
.xml-guide h5 {
	color: #0f172a !important;
	letter-spacing: .2px;
	margin-top: .35rem;
	margin-bottom: .6rem;
}

.xml-guide h2 {
	font-size: 1.9rem;
	font-weight: 800;
}

.xml-guide h3 {
	font-size: 1.25rem;
	font-weight: 700;
}

.xml-guide h4 {
	font-size: 1.1rem;
	font-weight: 700;
	border-left: 4px solid #10b981;
	padding-left: .75rem;
}

.xml-guide h5 {
	font-size: 1rem;
	font-weight: 700;
}

.xml-guide p,
.xml-guide li {
	color: #334155 !important;
	line-height: 1.9;
	font-size: 1.06rem;
	margin-bottom: .6rem;
}

.xml-guide strong {
	color: #0f172a !important;
}

.xml-guide .row {
	row-gap: 1.25rem;
}

.xml-guide .text-center.mb-4 {
	margin-bottom: 2rem !important;
}

.xml-guide ul {
	list-style: disc;
	padding-left: 1.25rem;
	margin: .25rem 0 .75rem;
}

.xml-guide li {
	margin-bottom: .35rem;
}

.xml-guide .section-split {
	border-top: 1px dashed #e2e8f0;
	margin: .75rem 0 1rem;
}

.xml-guide .muted {
	color: #475569;
}

.xml-guide .lead {
	font-size: 1.08rem;
	color: #1f2937;
}

.xml-guide .col-lg-6 {
	background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
	border: 1px solid #e2e8f0;
	border-radius: 18px;
	padding: 1.5rem;
}

@media (min-width: 992px) {
	.xml-guide .col-lg-6 {
		display: flex;
		flex-direction: column;
	}

	.xml-guide .row > .col-lg-6:first-child {
		margin-right: 12px;
		max-width: calc(50% - 12px);
	}

	.xml-guide .row > .col-lg-6:last-child {
		margin-left: 12px;
		max-width: calc(50% - 12px);
	}
}

@media (max-width: 768px) {
	.xml-guide p,
	.xml-guide li {
		font-size: 1rem;
		line-height: 1.8;
	}

	.xml-guide {
		padding: 1rem !important;
	}
}