:root {
	--sidebar-bg: #1a1f2e;
	--sidebar-hover: #242a3d;
	--sidebar-active: #2d3550;
	--sidebar-accent: #4f9cf9;
	--sidebar-border: #2d3550;
	--sidebar-text: #b0b8d1;
	--sidebar-text-active: #ffffff;
	--navbar-bg: #ffffff;
	--navbar-border: #e8eaed;
	--body-bg: #f0f2f7;
	--panel-bg: #ffffff;
	--panel-border: #e8eaed;
	--panel-header-bg: #f8f9fc;
	--text-primary: #1a1f2e;
	--text-muted: #6c757d;
	--font-size-base: 14px;
	--sidebar-width: 260px;
	--navbar-height: 54px;
	--radius: 8px;
	--shadow-sm: 0 1px 3px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.04);
	--shadow-md: 0 4px 8px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.05);
	--transition: 0.25s ease;
}

body {
	background: var(--body-bg);
	font-family: "Inter", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
	font-size: var(--font-size-base);
	color: var(--text-primary);
	margin: 0;
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	width: 100%;
}

h1 {
	font-size: 26px;
	line-height: 1.3;
	font-weight: 600;
	margin: 0 0 4px 0;
	color: var(--text-primary);
}

h2 {
	font-size: 15px;
	line-height: 1.4;
	font-weight: 400;
	margin: 0 0 16px 0;
	color: var(--text-muted);
}

small {
	font-size: 11px;
}

hr {
	display: none;
}

img {
	border: 0;
}

/* ── Sidebar ──────────────────────────────────────────── */

.sidebar {
	background: var(--sidebar-bg);
	position: fixed;
	top: 0;
	left: 0;
	width: var(--sidebar-width);
	height: 100%;
	color: var(--sidebar-text);
	border-right: 1px solid var(--sidebar-border);
	display: flex;
	flex-direction: column;
	z-index: 200;
}

.sidebar-header {
	height: var(--navbar-height);
	display: flex;
	align-items: center;
	padding: 0 16px;
	border-bottom: 1px solid var(--sidebar-border);
	flex-shrink: 0;
}

.sidebar-header .logo {
	display: flex;
	align-items: center;
}

.sidebar-header .logo img {
	max-height: 34px;
	max-width: 210px;
	object-fit: contain;
}

.sidebar-header .logo #default-logo img {
	max-height: 28px;
	opacity: 0.85;
}

.sidebar-menu {
	overflow-x: hidden;
	overflow-y: auto;
	flex: 1;
	padding: 12px 0;
}

.sidebar-menu::-webkit-scrollbar {
	width: 4px;
}
.sidebar-menu::-webkit-scrollbar-track {
	background: transparent;
}
.sidebar-menu::-webkit-scrollbar-thumb {
	background: var(--sidebar-border);
	border-radius: 2px;
}

.sidebar-menu img {
	margin: 16px;
	opacity: 0.4;
}

.sidebar .filter-label,
.sidebar .hierarchy-label {
	display: none;
}

.sidebar .filter-text,
.sidebar .hierarchy-popup {
	margin: 8px 12px;
}

.sidebar .hierarchy-popup select {
	width: 100%;
	background: var(--sidebar-hover);
	color: var(--sidebar-text);
	border: 1px solid var(--sidebar-border);
	border-radius: 6px;
	padding: 6px 8px;
	font-size: 13px;
	outline: none;
}

.sidebar .filter-text input {
	width: 100%;
	box-sizing: border-box;
	border: 1px solid var(--sidebar-border);
	padding: 7px 10px;
	border-radius: 6px;
	background-color: var(--sidebar-hover);
	color: var(--sidebar-text);
	font-size: 13px;
	outline: none;
	transition: border-color var(--transition);
}

.sidebar .filter-text input:focus {
	border-color: var(--sidebar-accent);
}

/* ── Sidebar nav menu ─────────────────────────────────── */

.sidebar ul.menu {
	margin: 0;
	padding: 0 8px 12px;
	list-style: none;
	display: block;
}

.sidebar ul.menu li {
	margin: 1px 0;
	border-radius: 6px;
	position: relative;
	transition: background var(--transition);
}

.sidebar ul.menu li:hover {
	background: var(--sidebar-hover);
}

.sidebar ul.menu li.menuopen,
.sidebar ul.menu li.menuactive {
	background: var(--sidebar-active);
}

.sidebar ul.menu li a {
	color: var(--sidebar-text);
	line-height: 2.2em;
	display: block;
	padding: 0 10px;
	text-decoration: none;
	font-size: 13px;
	font-weight: 400;
	border-radius: 6px;
	transition: color var(--transition);
}

.sidebar ul.menu li a.menulinkactive {
	color: var(--sidebar-accent);
	font-weight: 600;
}

.sidebar ul.menu li a:hover {
	color: var(--sidebar-text-active);
}

.sidebar ul.menu li ul {
	background: transparent;
	padding: 2px 0 4px 10px;
	margin: 0;
	list-style: none;
}

/* ── Navbar ───────────────────────────────────────────── */

.navbar {
	height: var(--navbar-height);
	border-bottom: 1px solid var(--navbar-border);
	background: var(--navbar-bg);
	box-sizing: border-box;
	position: fixed;
	top: 0;
	right: 0;
	left: var(--sidebar-width);
	box-shadow: var(--shadow-sm);
	display: flex;
	align-items: center;
	z-index: 100;
}

.navbar .navbar-menu {
	border-right: 1px solid var(--navbar-border);
	height: 100%;
	display: flex;
	align-items: center;
	padding: 0 2px;
	flex-shrink: 0;
}

.navbar .navbar-refresh {
	border-right: 1px solid var(--navbar-border);
	height: 100%;
	display: flex;
	align-items: center;
	padding: 0 16px;
	font-size: 13px;
	font-weight: 500;
	cursor: pointer;
}

.navbar .navbar-user {
	border-left: 1px solid var(--navbar-border);
	height: 100%;
	display: flex;
	align-items: center;
	margin-left: auto;
	padding: 0 16px;
	font-size: 13px;
	font-weight: 500;
	gap: 8px;
	color: var(--text-muted);
}

.navbar .navbar-user .icon-person {
	display: flex;
	align-items: center;
	opacity: 0.5;
	flex-shrink: 0;
}

.navbar a {
	color: var(--text-muted);
	text-decoration: none;
	transition: color var(--transition);
}

.navbar a:hover {
	color: var(--text-primary);
}

a#menu-button {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	color: var(--text-muted);
	border-radius: 6px;
	margin: 3px;
	transition: background var(--transition), color var(--transition);
}

a#menu-button:hover {
	background: var(--body-bg);
	color: var(--text-primary);
}

a#menu-button svg {
	display: block;
}

/* ── Main content ─────────────────────────────────────── */

.main {
	padding-left: calc(var(--sidebar-width) + 20px);
	padding-top: calc(var(--navbar-height) + 24px);
	padding-right: 20px;
	padding-bottom: 20px;
	flex: 1;
	box-sizing: border-box;
	width: 100%;
}

.main > h1 {
	margin-bottom: 2px;
}

.main > h2 {
	margin-bottom: 20px;
}

/* ── Panels / Cards ───────────────────────────────────── */

.main .panel,
.main .panel-no-border {
	margin: 6px;
	display: inline-block;
	vertical-align: top;
}

.main .panel {
	border: 1px solid var(--panel-border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	background: var(--panel-bg);
	overflow: hidden;
	transition: box-shadow var(--transition);
}

.main .panel:hover {
	box-shadow: var(--shadow-md);
}

.main .panel-heading {
	background: var(--panel-header-bg);
	border-bottom: 1px solid var(--panel-border);
	padding: 0 2px;
}

.panel-heading-no-border {
	padding: 2px 0;
}

.main .panel-heading h2,
.main .panel-heading-no-border h2 {
	margin: 0;
	padding: 0 12px;
	line-height: 36px;
	font-size: 13px;
	font-weight: 600;
	color: var(--text-primary);
}

.main .panel-body {
	padding: 8px;
}

/* ── Overview & Details containers ───────────────────── */

.overview {
	margin-bottom: 24px;
}

/* ── Footer ───────────────────────────────────────────── */

.footer {
	border-top: 1px solid var(--panel-border);
	padding: 12px 20px 12px calc(var(--sidebar-width) + 20px);
	background: var(--navbar-bg);
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 4px;
}

.footer p {
	display: inline-block;
	margin: 0;
	color: var(--text-muted);
}

.footer p.footer-right {
	margin-left: auto;
}

.footer a {
	color: var(--sidebar-accent);
	text-decoration: none;
}

.footer a:hover {
	text-decoration: underline;
}

/* ── Sidebar hidden / visible states ─────────────────── */

.sidebar-hidden .sidebar {
	left: calc(0px - var(--sidebar-width)) !important;
}

.sidebar-hidden .main,
.sidebar-hidden .footer {
	padding-left: 0 !important;
}

.sidebar-hidden .navbar {
	left: 0 !important;
}

/* ── Responsive ───────────────────────────────────────── */

@media (max-width: 900px) {
	.sidebar,
	.navbar {
		transition: left var(--transition);
	}

	.sidebar {
		left: calc(0px - var(--sidebar-width));
	}

	.navbar {
		left: 0;
	}

	.main {
		padding-left: 0;
		margin-left: 0;
		width: calc(100% - 40px);
	}

	.footer {
		padding-left: 20px;
	}

	.sidebar-visible .sidebar {
		left: 0 !important;
	}

	.sidebar-visible .navbar {
		left: var(--sidebar-width) !important;
	}
}

/* ── Misc ─────────────────────────────────────────────── */

.img-responsive {
	max-width: 100%;
	height: auto;
}

/* --- Modern enhancements (backward compatible) --- */

/* Smooth transitions for interactive elements */
.sidebar ul.menu li {
	transition: background 0.15s ease, border-color 0.15s ease;
}
.sidebar ul.menu li a {
	transition: color 0.15s ease;
}

/* Rounded panels */
.main .panel {
	border-radius: 4px;
	overflow: hidden;
}
.main .panel-heading {
	border-radius: 4px 4px 0 0;
}

/* Better filter input styling */
.sidebar .filter-text input {
	transition: background-color 0.2s ease;
}
.sidebar .filter-text input:focus {
	background-color: #1a1a1a;
	outline: 1px solid #67c2ef;
}

/* Navbar transition for mobile toggle */
.navbar {
	transition: left 0.4s ease;
}

/* Improved footer spacing */
.footer {
	transition: padding-left 0.4s ease;
	clear: both;
	padding-top: 5px;
	padding-bottom: 5px;
}

/* Cropper (zoom) area styling */
.imgCrop_clickArea {
	cursor: crosshair;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
	body {
		background: #1a1a2e;
		color: #e0e0e0;
	}
	.sidebar {
		background: #16213e;
		border-right: 1px solid #0f3460;
	}
	.sidebar-header {
		border-bottom-color: #0f3460;
	}
	.sidebar .filter-text input {
		background-color: #0f3460;
		color: #e0e0e0;
	}
	.sidebar ul.menu li.menuopen,
	.sidebar ul.menu li:hover,
	.sidebar ul.menu li.menuactive {
		border-color: #0f3460;
		background: #0a1628;
	}
	.sidebar ul.menu li ul {
		background: #0a1628;
	}
	.navbar {
		background: linear-gradient(#1a1a2e, #16213e);
		border-bottom-color: #0f3460;
		text-shadow: none;
	}
	.navbar .navbar-menu,
	.navbar .navbar-refresh,
	.navbar .navbar-user {
		border-color: #0f3460;
	}
	a#menu-button {
		filter: invert(1);
	}
	.navbar .navbar-user .icon-person {
		filter: invert(1);
		opacity: 0.7;
	}
	.main .panel {
		background: #16213e;
		border-color: #0f3460;
		box-shadow: 0 2px 4px rgba(0,0,0,0.3);
	}
	.main .panel-heading {
		background: #1a1a2e;
		border-bottom-color: #0f3460;
		box-shadow: none;
	}
	.main .panel-heading h2,
	.main .panel-heading-no-border h2 {
		color: #e0e0e0;
	}
	.footer {
		border-top-color: #0f3460;
	}
	.footer, .footer a {
		color: #8a8a8a;
	}
	a#refresh-button {
		color: #e0e0e0;
	}
}

/* Small screen improvements */
@media (max-width: 600px) {
	h1 {
		font-size: 22px;
		line-height: 24px;
	}
	h2 {
		font-size: 14px;
	}
	.main {
		margin: 5px;
	}
	.main .panel, .main .panel-no-border {
		margin: 3px 0;
		display: block;
	}
	.footer p {
		display: block;
		margin: 3px 10px;
	}
	.footer p.footer-right {
		float: none;
	}
}