:root {
	--border: #e4e7f5;
	--bg: #f1f2fb;
	--text: #1f2333;
	--muted: #6b7280;
	--accent: #6d5ef8;
	--accent-2: #06b6d4;
	--accent-soft: #efedfe;
	--green: #15803d;
	--green-soft: #dcfce7;
	--red: #dc2626;
	--red-soft: #fee2e2;
	--orange: #d97706;
	--orange-soft: #fef3c7;
	--card-bg: #ffffff;
	--shadow: 0 1px 2px rgba(31, 35, 51, 0.04), 0 8px 24px rgba(31, 35, 51, 0.06);
	--radius: 12px;
}

* { box-sizing: border-box; }

body {
	margin: 0;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
	color: var(--text);
	background:
		radial-gradient(1200px 480px at 100% -10%, rgba(109, 94, 248, 0.12), transparent),
		radial-gradient(900px 420px at -10% 0%, rgba(6, 182, 212, 0.10), transparent),
		var(--bg);
	min-height: 100vh;
}

.topbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 1.5rem;
	background: linear-gradient(135deg, var(--accent), var(--accent-2));
	color: #fff;
	box-shadow: var(--shadow);
}

.brand {
	font-weight: 800;
	font-size: 1.2rem;
	letter-spacing: 0.02em;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}
.brand-icon {
	width: 1.3rem;
	height: 1.3rem;
	flex-shrink: 0;
}

.topbar nav { display: flex; align-items: center; gap: 1.25rem; }
.topbar nav a { color: rgba(255, 255, 255, 0.9); text-decoration: none; font-weight: 600; font-size: 0.92rem; }
.topbar nav a:hover { color: #fff; }

.link-button {
	background: none;
	border: none;
	padding: 0;
	color: rgba(255, 255, 255, 0.85);
	text-decoration: underline;
	cursor: pointer;
	font-size: 0.92rem;
	font-weight: 600;
	font-family: inherit;
}
.link-button:hover { color: #fff; }

.inline { display: inline; }

.container { max-width: 1400px; margin: 0 auto; padding: 1.5rem; }

.card {
	background: var(--card-bg);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	padding: 1.75rem;
}

h1 {
	margin-top: 0;
	font-size: 1.5rem;
	letter-spacing: -0.01em;
}
h2 {
	font-size: 1.1rem;
	margin-top: 2rem;
	padding-top: 1.25rem;
	border-top: 1px solid var(--border);
}
h2:first-of-type { margin-top: 1.5rem; padding-top: 0; border-top: none; }

.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
	text-align: left;
	padding: 0.65rem 0.85rem;
	border-bottom: 1px solid var(--border);
	vertical-align: top;
}
.data-table th {
	color: var(--muted);
	font-weight: 700;
	font-size: 0.75rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}
.data-table tbody tr:hover { background: var(--accent-soft); }
.data-table th.checkbox-col, .data-table td.checkbox-col { width: 2.25rem; text-align: center; }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table td a { color: var(--accent); text-decoration: none; font-weight: 600; }
.data-table td a:hover { text-decoration: underline; }

/* Allows wide tables (e.g. the sortable software list, which isn't
   stacked into cards on narrow screens) to scroll horizontally instead
   of overflowing the card. */
.table-scroll {
	overflow-x: auto;
}

.badge {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	padding: 0.2rem 0.65rem;
	border-radius: 999px;
	font-size: 0.78rem;
	font-weight: 700;
}
.badge::before {
	content: "";
	display: inline-block;
	width: 0.45rem;
	height: 0.45rem;
	border-radius: 50%;
	background: currentColor;
}
.badge-online { background: var(--green-soft); color: var(--green); }
.badge-offline { background: var(--bg); color: var(--muted); }
.badge-revoked { background: var(--red-soft); color: var(--red); }
.badge-pending { background: var(--orange-soft); color: var(--orange); }

.actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem;
	margin: 1rem 0 1.5rem;
}

.menu {
	position: relative;
	display: inline-block;
}

.menu-toggle {
	background: var(--bg);
	color: var(--text);
	border: 1px solid var(--border);
	box-shadow: none;
}
.menu-toggle:hover {
	background: var(--bg);
	transform: none;
	box-shadow: none;
}

.menu-dropdown {
	display: none;
	position: absolute;
	top: calc(100% + 0.4rem);
	left: 0;
	z-index: 20;
	min-width: 12rem;
	background: var(--card-bg);
	border: 1px solid var(--border);
	border-radius: 10px;
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
	padding: 0.5rem;
	flex-direction: column;
	gap: 0.5rem;
}

.menu.open .menu-dropdown {
	display: flex;
}

.menu-dropdown form,
.menu-dropdown button,
.menu-dropdown select {
	width: 100%;
}

.menu-label {
	font-size: 0.85rem;
	color: var(--muted);
}

.menu-dropdown select {
	padding: 0.45rem 0.6rem;
	border: 1px solid var(--border);
	border-radius: 6px;
	font-size: 0.9rem;
	color: var(--text);
	background: var(--card-bg);
}

.column-picker label {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.25rem 0.4rem;
	font-size: 0.9rem;
	cursor: pointer;
	border-radius: 6px;
	white-space: nowrap;
}
.column-picker label:hover { background: var(--accent-soft); }
.column-picker input { margin: 0; }

.group-filter {
	margin-left: auto;
	padding: 0.55rem 0.85rem;
	border: 1px solid var(--border);
	border-radius: 999px;
	font-size: 0.9rem;
	color: var(--text);
	background: var(--card-bg);
}

.device-search {
	padding: 0.55rem 0.85rem;
	border: 1px solid var(--border);
	border-radius: 999px;
	font-size: 0.9rem;
	color: var(--text);
	background: var(--card-bg);
	min-width: 220px;
}
.device-search:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px var(--accent-soft);
}

.no-results td { text-align: center; color: var(--muted); padding: 1.5rem 0.85rem; }

/* Hide table columns the user has unchecked in the Columns menu. */
.device-table[data-hide~="status"] [data-col="status"],
.device-table[data-hide~="hostname"] [data-col="hostname"],
.device-table[data-hide~="group"] [data-col="group"],
.device-table[data-hide~="os"] [data-col="os"],
.device-table[data-hide~="disk"] [data-col="disk"],
.device-table[data-hide~="cpu"] [data-col="cpu"],
.device-table[data-hide~="memory"] [data-col="memory"],
.device-table[data-hide~="network"] [data-col="network"],
.device-table[data-hide~="agent"] [data-col="agent"],
.device-table[data-hide~="updates"] [data-col="updates"],
.device-table[data-hide~="lastseen"] [data-col="lastseen"] {
	display: none;
}

.empty { color: var(--muted); }

.meta { color: var(--muted); }

.error { color: var(--red); font-weight: 600; }

.token {
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 8px;
	padding: 0.85rem 1rem;
	overflow-x: auto;
	font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

select {
	padding: 0.5rem 0.75rem;
	border: 1px solid var(--border);
	border-radius: 6px;
	font-size: 0.9rem;
	color: var(--text);
	background: var(--card-bg);
	font-family: inherit;
}
select:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px var(--accent-soft);
}

.inline-form {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.5rem;
}
.inline-form input[type="text"],
.inline-form input[type="password"] {
	padding: 0.5rem 0.75rem;
	border: 1px solid var(--border);
	border-radius: 6px;
	font-size: 0.9rem;
	color: var(--text);
	background: var(--card-bg);
}

.group-checkboxes,
form:not(.inline) .group-checkboxes {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1rem;
	font-size: 0.9rem;
	align-items: center;
}
.group-checkboxes label,
form:not(.inline) .group-checkboxes label {
	display: inline-flex;
	flex-direction: row;
	align-items: center;
	gap: 0.3rem;
	white-space: nowrap;
	max-width: none;
	margin-bottom: 0;
	font-weight: 400;
	color: var(--text);
	font-size: 0.9rem;
}
.group-checkboxes input[type="checkbox"] {
	margin: 0;
}

/* A form with no visible fields of its own; its inputs/buttons live
   elsewhere and reference it via the HTML "form" attribute, so the
   table cells they sit in stay aligned with the rest of the table. */
.hidden-form { display: none; }

.row-actions {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.add-user-form {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	margin-top: 1rem;
	padding: 1.25rem;
	border: 1px solid var(--border);
	border-radius: var(--radius);
	background: var(--bg);
}
.add-user-form .form-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 1rem;
}
.add-user-form label {
	margin-bottom: 0;
	max-width: none;
}
.add-user-form input[type="text"],
.add-user-form input[type="password"],
.add-user-form select {
	width: 100%;
}
.add-user-form button {
	align-self: flex-start;
}
.add-user-groups {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}
.field-label {
	font-size: 0.9rem;
	color: var(--muted);
	font-weight: 600;
}

button {
	background: linear-gradient(135deg, var(--accent), var(--accent-2));
	color: #fff;
	border: none;
	border-radius: 999px;
	padding: 0.55rem 1.25rem;
	cursor: pointer;
	font-size: 0.95rem;
	font-weight: 700;
	box-shadow: 0 2px 8px rgba(109, 94, 248, 0.25);
	transition: transform 0.1s ease, box-shadow 0.1s ease;
}
button:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(109, 94, 248, 0.32); }
button:active { transform: translateY(0); }
button:disabled {
	opacity: 0.5;
	cursor: not-allowed;
	transform: none;
	box-shadow: none;
}
button:disabled:hover { transform: none; box-shadow: none; }
.btn-link {
	display: inline-block;
	background: linear-gradient(135deg, var(--accent), var(--accent-2));
	color: #fff;
	border: none;
	border-radius: 999px;
	padding: 0.55rem 1.25rem;
	font-size: 0.95rem;
	font-weight: 700;
	text-decoration: none;
	box-shadow: 0 2px 8px rgba(109, 94, 248, 0.25);
	transition: transform 0.1s ease, box-shadow 0.1s ease;
}
.btn-link:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(109, 94, 248, 0.32); }
button.danger {
	background: var(--red);
	box-shadow: 0 2px 8px rgba(220, 38, 38, 0.25);
}
button.danger:hover { box-shadow: 0 4px 12px rgba(220, 38, 38, 0.32); }

.login-box {
	max-width: 340px;
	margin: 4rem auto;
	display: flex;
	flex-direction: column;
	gap: 1rem;
	text-align: center;
}
.login-box h1 {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	margin-bottom: 0;
}
.login-tagline { margin: 0; color: var(--muted); font-size: 0.9rem; }
.login-box form { display: flex; flex-direction: column; gap: 0.75rem; text-align: left; }
.login-box label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.9rem; color: var(--muted); font-weight: 600; }
.login-box input {
	padding: 0.6rem 0.7rem;
	border: 1px solid var(--border);
	border-radius: 8px;
	font-size: 1rem;
}
.login-box input:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px var(--accent-soft);
}

.footer {
	max-width: 1400px;
	margin: 0 auto;
	padding: 1rem 1.5rem 1.5rem;
	color: var(--muted);
	font-size: 0.8rem;
}

form:not(.inline) label {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
	font-size: 0.9rem;
	color: var(--muted);
	font-weight: 600;
	margin-bottom: 0.75rem;
	max-width: 320px;
}
form:not(.inline) input[type="text"],
form:not(.inline) input[type="password"],
form:not(.inline) input[type="file"] {
	padding: 0.55rem 0.7rem;
	border: 1px solid var(--border);
	border-radius: 8px;
	font-size: 1rem;
	color: var(--text);
	font-weight: 400;
}
form:not(.inline) input[type="text"]:focus,
form:not(.inline) input[type="password"]:focus,
form:not(.inline) input[type="file"]:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px var(--accent-soft);
}

.disk-list { display: flex; flex-direction: column; gap: 0.4rem; min-width: 140px; max-width: 220px; }
.disk-row-label {
	display: flex;
	justify-content: space-between;
	gap: 0.5rem;
	font-size: 0.8rem;
}
.disk-path {
	font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
.disk-pct { color: var(--muted); flex-shrink: 0; }
.disk-bar {
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 4px;
	height: 6px;
	overflow: hidden;
}
.disk-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.disk-bar-fill.warn { background: var(--orange); }
.disk-bar-fill.crit { background: var(--red); }

.net-rates {
	display: flex;
	gap: 0.75rem;
}
.net-rate {
	white-space: nowrap;
	font-variant-numeric: tabular-nums;
}

.software-search {
	width: 100%;
	max-width: 320px;
	padding: 0.55rem 0.7rem;
	border: 1px solid var(--border);
	border-radius: 8px;
	font-size: 1rem;
	margin-bottom: 0.75rem;
	display: block;
}
.software-search:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px var(--accent-soft);
}

.device-layout {
	display: flex;
	gap: 1.5rem;
	align-items: flex-start;
	margin-top: 1.5rem;
}
.device-nav {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
	flex: 0 0 200px;
	position: sticky;
	top: 1.5rem;
}
.device-nav-item {
	background: none;
	box-shadow: none;
	color: var(--text);
	font-weight: 600;
	font-size: 0.9rem;
	text-align: left;
	padding: 0.6rem 0.85rem;
	border-radius: 8px;
	transition: background 0.1s ease, color 0.1s ease;
}
.device-nav-item:hover { background: var(--accent-soft); transform: none; box-shadow: none; }
.device-nav-item.active {
	background: var(--accent-soft);
	color: var(--accent);
}
.device-content {
	flex: 1;
	min-width: 0;
}
.device-tab { display: none; }
.device-tab.active { display: block; }
.device-tab > h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }

@media (max-width: 1180px) {
	.device-layout { flex-direction: column; align-items: stretch; gap: 1rem; }
	.device-nav {
		flex-direction: row;
		flex-wrap: wrap;
		position: static;
		width: 100%;
		gap: 0.4rem;
	}
	.device-nav-item {
		flex: 1 1 auto;
		text-align: center;
		font-size: 0.8rem;
		padding: 0.5rem;
	}
}

.chart-block { margin-bottom: 1.5rem; }
.chart-block h3 { margin: 0; font-size: 0.95rem; color: var(--muted); }
.chart-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	margin-bottom: 0.5rem;
}
.chart-range {
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 999px;
	padding: 0.3rem 0.85rem;
	font-size: 0.8rem;
	font-weight: 600;
	color: var(--text);
	cursor: pointer;
}
.chart-range:focus {
	outline: none;
	border-color: var(--accent);
	box-shadow: 0 0 0 3px var(--accent-soft);
}
.chart-block.loading .chart { opacity: 0.5; }
.chart {
	display: block;
	width: 100%;
	height: 220px;
	border: 1px solid var(--border);
	border-radius: 8px;
	background: var(--card-bg);
}

@media (max-width: 1180px) {
	.container { padding: 1rem; }
	.card { padding: 1.25rem; }

	.topbar { padding: 0.85rem 1rem; flex-wrap: wrap; gap: 0.5rem; }
	.topbar nav { gap: 0.85rem; flex-wrap: wrap; }

	/* Stack the device table into cards: each row becomes a block, each
	   cell becomes a labeled row using its data-label attribute. */
	.device-table thead { display: none; }
	.device-table, .device-table tbody, .device-table tr, .device-table td {
		display: block;
		width: 100%;
	}
	.device-table tr {
		border: 1px solid var(--border);
		border-radius: var(--radius);
		margin-bottom: 0.85rem;
		padding: 0.5rem 0.85rem;
	}
	.device-table tbody tr:hover { background: none; }
	.device-table td {
		display: flex;
		justify-content: space-between;
		align-items: center;
		gap: 1rem;
		padding: 0.5rem 0;
		border-bottom: 1px solid var(--border);
		text-align: right;
	}
	.device-table td:last-child { border-bottom: none; }
	.no-results { border: 1px solid var(--border); border-radius: var(--radius); }
	.no-results td {
		display: block;
		text-align: center;
		border-bottom: none;
	}
	.no-results td::before { content: none; }
	.device-table td::before {
		content: attr(data-label);
		color: var(--muted);
		font-weight: 700;
		font-size: 0.75rem;
		letter-spacing: 0.06em;
		text-transform: uppercase;
		text-align: left;
		flex-shrink: 0;
	}
	.device-table td[data-label="Disk"],
	.device-table td[data-label="Status"] {
		justify-content: flex-start;
	}
	.device-table .disk-list { margin-left: auto; }
}

@media (max-width: 480px) {
	.container { padding: 0.75rem; }
	.card { padding: 1rem; }

	.add-user-form { padding: 1rem; }
	.add-user-form .form-grid { grid-template-columns: 1fr; }
	.add-user-form button { align-self: stretch; }

	.row-actions { flex-wrap: wrap; }
}