:root {
	--bg: #eef5fb;
	--ink: #001838;
	--muted: #3a5678;
	--panel: #ffffff;
	--line: #c5d8ea;
	--accent: #0850a0;
	--accent-2: #30a8e8;
	--accent-navy: #001838;
	--warn-bg: #e8f4fc;
	--warn-ink: #083d70;
	--font-display: "Avenir Next", "Segoe UI", sans-serif;
	--font-body: "Avenir Next", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
	margin: 0;
	min-height: 100vh;
	color: var(--ink);
	background:
		radial-gradient(ellipse 80% 50% at 10% -10%, rgba(48, 168, 232, 0.18), transparent 55%),
		radial-gradient(ellipse 60% 40% at 100% 0%, rgba(8, 80, 160, 0.12), transparent 50%),
		var(--bg);
	font-family: var(--font-body);
}

.site-header {
	padding: 1.75rem 1.5rem 1rem;
	max-width: 1100px;
	margin: 0 auto;
}

.brand {
	display: inline-block;
	line-height: 0;
	text-decoration: none;
}

.brand img {
	display: block;
	width: min(280px, 72vw);
	height: auto;
}

.tagline {
	margin: 0.65rem 0 0;
	color: var(--muted);
	font-size: 1.05rem;
}

.nav {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.25rem;
	margin-top: 1rem;
	font-size: 0.95rem;
}

.nav a {
	color: var(--accent);
	text-decoration: none;
	border-bottom: 1px solid transparent;
}

.nav a:hover,
.nav a[aria-current="page"] {
	border-bottom-color: var(--accent-2);
	color: var(--accent-navy);
}

main {
	max-width: 1100px;
	margin: 0 auto;
	padding: 0 1.5rem 3rem;
	display: grid;
	gap: 1rem;
}

.panel {
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 6px;
	padding: 1rem 1.15rem;
	box-shadow: 0 1px 2px rgba(0, 24, 56, 0.04);
}

.controls {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem 1.5rem;
	align-items: end;
}

.controls label {
	display: grid;
	gap: 0.35rem;
	font-size: 0.85rem;
	color: var(--muted);
}

select {
	font: inherit;
	color: var(--ink);
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 4px;
	padding: 0.45rem 0.65rem;
	min-width: 12rem;
}

.meta {
	margin-left: auto;
	color: var(--muted);
	font-size: 0.9rem;
}

.chart-panel {
	padding: 1.25rem;
	min-height: 360px;
}

.empty {
	color: var(--muted);
	text-align: center;
	padding: 3rem 1rem;
}

.hidden { display: none; }

.warn {
	background: var(--warn-bg);
	color: var(--warn-ink);
}

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

.footnote p { margin: 0; }

code {
	font-size: 0.9em;
	background: rgba(0, 24, 56, 0.06);
	padding: 0.1em 0.35em;
	border-radius: 3px;
}

.form-panel {
	max-width: 36rem;
	display: grid;
	gap: 0.85rem;
}

.form-panel form {
	display: grid;
	gap: 0.9rem;
}

.form-panel label {
	display: grid;
	gap: 0.35rem;
	font-size: 0.9rem;
	color: var(--muted);
}

.form-panel input,
.form-panel textarea {
	font: inherit;
	color: var(--ink);
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 4px;
	padding: 0.55rem 0.7rem;
	width: 100%;
}

.form-panel textarea {
	resize: vertical;
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 0.9rem;
}

.hint {
	font-size: 0.8rem;
	color: var(--muted);
}

.field-label {
	margin: 0.5rem 0 0.25rem;
	font-weight: 600;
	color: var(--ink);
}

.device-table {
	width: 100%;
	border-collapse: collapse;
	margin: 0.5rem 0 1rem;
}

.device-table th {
	text-align: left;
	font-size: 0.8rem;
	font-weight: 600;
	color: var(--muted);
	padding: 0.25rem 0.4rem 0.4rem 0;
}

.device-table td {
	padding: 0.25rem 0.5rem 0.25rem 0;
	vertical-align: middle;
}

.device-table td:last-child {
	padding-right: 0;
}

.device-table input {
	width: 100%;
	box-sizing: border-box;
	font: inherit;
	padding: 0.5rem 0.6rem;
	border: 1px solid var(--line);
	border-radius: 4px;
	background: #fff;
}

.btn {
	font: inherit;
	cursor: pointer;
	border: 0;
	border-radius: 4px;
	padding: 0.65rem 1.1rem;
	background: var(--accent);
	color: #fff;
	justify-self: start;
}

.btn:hover {
	background: var(--accent-navy);
	color: #fff;
	filter: none;
}

.btn:focus-visible {
	outline: 2px solid var(--accent-2);
	outline-offset: 2px;
}

.form-error {
	margin: 0;
	padding: 0.65rem 0.8rem;
	background: #fde8e4;
	color: #8a2b1a;
	border-radius: 4px;
}

.form-ok {
	margin: 0;
	padding: 0.65rem 0.8rem;
	background: #e7f3ea;
	color: #1f5c32;
	border-radius: 4px;
}

.form-footer {
	margin: 0.5rem 0 0;
	font-size: 0.9rem;
}

.form-footer a:not(.btn) {
	color: var(--accent);
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

.form-footer a.btn {
	display: inline-block;
	background: var(--accent);
	color: #fff;
	text-decoration: none;
}

.form-footer a.btn:hover {
	background: var(--accent-navy);
	color: #fff;
}

.service-blurb {
	margin: 1rem 0 0;
	padding-top: 1rem;
	border-top: 1px solid var(--line);
	font-size: 0.92rem;
	line-height: 1.45;
	color: var(--muted);
}

.service-blurb a {
	color: var(--accent);
}

.qr {
	display: flex;
	justify-content: center;
	align-items: center;
	margin: 0.5rem auto 1rem;
	padding: 0.75rem;
	width: fit-content;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 4px;
}

.qr img,
.qr canvas {
	display: block;
}

.backup-codes {
	list-style: none;
	padding: 0;
	margin: 0.75rem 0;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.4rem 1rem;
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.backup-codes code {
	font-size: 1rem;
	background: rgba(0, 24, 56, 0.06);
	padding: 0.25rem 0.5rem;
	display: inline-block;
	width: 100%;
	text-align: center;
}

.fetch-alert {
	background: #fde8e4;
	border-color: #e8b4a8;
	color: #8a2b1a;
}

.fetch-alert-title {
	margin: 0 0 0.35rem;
	font-weight: 700;
}

.fetch-alert-msg {
	margin: 0 0 0.5rem;
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 0.95rem;
	word-break: break-word;
}

.fetch-alert a {
	color: #8a2b1a;
	font-weight: 600;
}

.table-scroll {
	overflow-x: auto;
}

.log-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.88rem;
}

.log-table th,
.log-table td {
	text-align: left;
	padding: 0.45rem 0.55rem;
	border-bottom: 1px solid var(--line);
	vertical-align: top;
}

.log-table th {
	color: var(--muted);
	font-weight: 600;
	white-space: nowrap;
}

.log-table tr.ko td {
	background: #fff5f3;
}

.log-table .err {
	max-width: 18rem;
	word-break: break-word;
	color: #8a2b1a;
}

.log-table .empty-cell {
	text-align: center;
	color: var(--muted);
	padding: 1.5rem;
}

@media (max-width: 640px) {
	.meta { margin-left: 0; width: 100%; }
	select { min-width: 100%; }
	.controls label { width: 100%; }
}