:root {
	--app-shell-width: 1280px;
	--app-page-padding: 10px;
	--app-gap: 15px;
	--app-sidebar-width: 225px;
	--app-shell-bg: #2a2a2a;
	--app-panel-bg: #1a1a1a;
	--app-surface: rgba(18, 29, 33, 0.94);
	--app-surface-strong: rgba(28, 45, 49, 0.98);
	--app-border: rgba(159, 196, 188, 0.18);
	--app-border-strong: rgba(255, 209, 102, 0.28);
	--app-text: #f1f7f5;
	--app-muted: #9fb4ae;
	--app-accent: #ffd166;
	--app-accent-strong: #ff9e5d;
	--app-good: #79dfa8;
	--app-warn: #ffbf6a;
	--app-bad: #ff8383;
	--app-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
	--app-radius: 12px;
	--app-scrollbar-track: rgba(12, 18, 21, 0.92);
	--app-scrollbar-thumb: linear-gradient(180deg, rgba(214, 167, 87, 0.94), rgba(150, 107, 44, 0.96));
	--app-scrollbar-thumb-hover: linear-gradient(180deg, rgba(236, 193, 116, 0.98), rgba(176, 126, 56, 0.98));
	--app-scrollbar-border: rgba(255, 228, 172, 0.18);
	--app-scrollbar-size: 16px;
	--panel-bg: var(--app-panel-bg);
	--panel-shell: var(--app-shell-bg);
	--panel-surface: var(--app-surface);
	--panel-surface-strong: var(--app-surface-strong);
	--panel-border: var(--app-border);
	--panel-border-strong: var(--app-border-strong);
	--panel-text: var(--app-text);
	--panel-muted: var(--app-muted);
	--panel-accent: var(--app-accent);
	--panel-accent-strong: var(--app-accent-strong);
	--panel-good: var(--app-good);
	--panel-warn: var(--app-warn);
	--panel-bad: var(--app-bad);
	--panel-shadow: var(--app-shadow);
}

* {
	box-sizing: border-box;
	scrollbar-width: thin;
	scrollbar-color: rgba(190, 140, 62, 0.96) var(--app-scrollbar-track);
}

*::-webkit-scrollbar {
	width: var(--app-scrollbar-size);
	height: var(--app-scrollbar-size);
}

*::-webkit-scrollbar-track {
	background: var(--app-scrollbar-track);
	border-radius: 999px;
}

*::-webkit-scrollbar-thumb {
	background: var(--app-scrollbar-thumb);
	border: 2px solid var(--app-scrollbar-track);
	border-radius: 999px;
	box-shadow:
		0 0 0 1px var(--app-scrollbar-border) inset,
		0 1px 0 rgba(255, 241, 210, 0.18) inset;
}

*::-webkit-scrollbar-thumb:hover {
	background: var(--app-scrollbar-thumb-hover);
}

*::-webkit-scrollbar-corner {
	background: var(--app-scrollbar-track);
}

html,
body {
	min-width: calc(var(--app-shell-width) + (var(--app-page-padding) * 2));
	min-height: 100%;
}

body.app-page {
	margin: 0;
	font-family: Arial, sans-serif;
	color: var(--app-text);
	background:
		radial-gradient(circle at top left, rgba(255, 209, 102, 0.14), transparent 32%),
		radial-gradient(circle at top right, rgba(121, 223, 168, 0.1), transparent 30%),
		linear-gradient(160deg, #081012 0%, #101a1d 48%, #0b1113 100%);
	padding: var(--app-page-padding);
	overflow-x: auto;
	position: relative;
}

.app-shell {
	width: var(--app-shell-width);
	margin: 0 auto;
	position: relative;
	z-index: 2;
}

.app-header {
	background: var(--app-shell-bg);
	padding: 14px 20px;
	border-radius: var(--app-radius);
	margin-bottom: 10px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 18px;
}

.app-header-branding {
	display: flex;
	align-items: center;
	gap: 20px;
	min-width: 0;
}

.app-brand {
	color: var(--app-text);
	text-decoration: none;
	font-size: 34px;
	font-weight: 800;
	letter-spacing: 0.03em;
	white-space: nowrap;
}

.app-header-copy {
	display: grid;
	gap: 3px;
	min-width: 0;
}

.app-header-kicker {
	margin: 0;
	color: var(--app-accent);
	font-size: 12px;
	letter-spacing: 0.2em;
	text-transform: uppercase;
}

.app-header-text {
	margin: 0;
	color: var(--app-muted);
	font-size: 13px;
	line-height: 1.45;
	max-width: 420px;
}

.app-header-nav {
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	gap: 10px;
}

.app-header-nav a,
.app-header-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 10px 14px;
	border-radius: var(--app-radius);
	text-decoration: none;
	font-weight: 700;
	color: var(--app-muted);
	border: 1px solid var(--app-border);
	background: var(--app-surface);
	cursor: pointer;
	transition: transform 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.app-header-nav a:hover,
.app-header-button:hover {
	transform: translateY(-1px);
	border-color: var(--app-border-strong);
	color: var(--app-text);
}

.app-account-shell {
	position: relative;
	display: flex;
	align-items: center;
}

.app-account-button {
	width: 42px;
	height: 42px;
	padding: 0;
	border-radius: 999px;
	border: 1px solid var(--app-border);
	background: var(--app-surface);
	color: var(--app-text);
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	transition: transform 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.app-account-button:hover,
.app-account-button[aria-expanded="true"] {
	transform: translateY(-1px);
	border-color: var(--app-border-strong);
}

.app-account-avatar {
	width: 32px;
	height: 32px;
	overflow: hidden;
	border-radius: 999px;
	background: linear-gradient(135deg, var(--app-accent), var(--app-accent-strong));
	color: #251300;
	font-size: 12px;
	font-weight: 800;
	letter-spacing: 0.08em;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	text-transform: uppercase;
}

.app-account-avatar--image {
	background: rgba(0, 0, 0, 0.2);
}

.app-account-avatar-image {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: inherit;
}

.app-account-menu {
	position: absolute;
	top: calc(100% + 10px);
	right: 0;
	width: 240px;
	padding: 10px;
	border-radius: var(--app-radius);
	border: 1px solid var(--app-border-strong);
	background: linear-gradient(180deg, rgba(21, 32, 36, 0.98) 0%, rgba(12, 18, 21, 0.98) 100%);
	box-shadow: var(--app-shadow);
	display: grid;
	gap: 8px;
	z-index: 40;
}

.app-account-menu[hidden] {
	display: none !important;
}

.app-account-menu-header {
	display: grid;
	gap: 2px;
	padding: 4px 6px 8px;
	border-bottom: 1px solid var(--app-border);
}

.app-account-menu-header strong {
	font-size: 14px;
}

.app-account-menu-header span {
	color: var(--app-muted);
	font-size: 12px;
}

.app-account-menu-item {
	width: 100%;
	padding: 10px 12px;
	border-radius: var(--app-radius);
	border: 1px solid var(--app-border);
	background: var(--app-surface);
	color: var(--app-text);
	font: inherit;
	font-weight: 700;
	text-align: left;
	cursor: pointer;
}

.app-account-menu-item:hover {
	border-color: var(--app-border-strong);
}

.app-account-menu-item--danger {
	color: var(--app-bad);
}


.app-frame {
	display: flex;
	gap: var(--app-gap);
	align-items: flex-start;
	width: 100%;
	min-height: calc(100vh - 106px);
}

.app-sidebar {
	width: var(--app-sidebar-width);
	flex: 0 0 var(--app-sidebar-width);
	background: var(--app-shell-bg);
	padding: 15px;
	border-radius: var(--app-radius);
	display: flex;
	flex-direction: column;
	gap: 15px;
	align-self: stretch;
}

.app-main {
	flex: 0 0 calc(var(--app-shell-width) - (var(--app-sidebar-width) * 2) - (var(--app-gap) * 2));
	width: calc(var(--app-shell-width) - (var(--app-sidebar-width) * 2) - (var(--app-gap) * 2));
	min-width: calc(var(--app-shell-width) - (var(--app-sidebar-width) * 2) - (var(--app-gap) * 2));
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.sidebar-panel {
	background: var(--app-panel-bg);
	padding: 12px;
	border-radius: var(--app-radius);
}

.sidebar-title {
	margin: 0 0 10px;
	font-size: 13px;
	color: var(--app-muted);
	text-transform: uppercase;
	letter-spacing: 0.12em;
}

.sidebar-nav-stack,
.sidebar-subnav-stack,
.sidebar-link-stack {
	display: grid;
	gap: 8px;
}

.sidebar-nav-button,
.sidebar-subnav-button,
.sidebar-link-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	padding: 10px 12px;
	border-radius: var(--app-radius);
	border: 1px solid var(--app-border);
	background: var(--app-surface);
	color: var(--app-text);
	text-decoration: none;
	font: inherit;
	font-weight: 700;
	cursor: pointer;
	transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.sidebar-nav-button:hover,
.sidebar-subnav-button:hover,
.sidebar-link-button:hover {
	transform: translateY(-1px);
	border-color: var(--app-border-strong);
}

.sidebar-nav-button,
.sidebar-link-button--nav {
	justify-content: flex-start;
	padding: 12px 14px;
}

.sidebar-nav-button.is-active,
.sidebar-subnav-button.is-active,
.sidebar-link-button.is-active {
	background: linear-gradient(135deg, rgba(255, 209, 102, 0.16), rgba(255, 158, 93, 0.1));
	border-color: var(--app-border-strong);
	color: var(--app-text);
}

.sidebar-subnav-button {
	justify-content: flex-start;
	font-size: 12px;
	padding: 10px 12px;
}