:root {
		--bg: #f5f5f7;
		--card: #ffffff;
		--text: #1d1d1f;
		--muted: #6e6e73;
		--border: rgba(0, 0, 0, 0.10);
		--border2: rgba(0, 0, 0, 0.14);
		--shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
		--accent: #0a84ff;
		--accent2: #0071e3;
		--danger: #d92d20;
		--ok: #0a7a3c;
		--radius: 18px;
		--radius2: 12px;
	}

	* {
		box-sizing: border-box;
	}

	body {
		margin: 0;
		font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", system-ui, Segoe UI, Roboto, Arial, sans-serif;
		background: var(--bg);
		color: var(--text);
		-webkit-font-smoothing: antialiased;
		-moz-osx-font-smoothing: grayscale;
	}

	.wrap {
		max-width: 980px;
		margin: 0 auto;
		padding: 44px 18px;
	}

	.topbar {
		display: flex;
		align-items: baseline;
		justify-content: space-between;
		gap: 12px;
		margin-bottom: 18px;
	}

	.brand {
		display: flex;
		flex-direction: column;
		gap: 2px;
	}

	.brand h1 {
		margin: 0;
		font-size: 22px;
		letter-spacing: -0.02em;
		font-weight: 700;
	}

	.brand .sub {
		color: var(--muted);
		font-size: 13px;
	}

	.card {
		background: var(--card);
		border: 1px solid var(--border);
		border-radius: var(--radius);
		box-shadow: var(--shadow);
		padding: 22px;
	}

	.lead {
		margin: 0 0 18px;
		color: var(--muted);
		line-height: 1.45;
		font-size: 14px;
	}

	label {
		display: block;
		font-size: 13px;
		font-weight: 600;
		margin: 14px 0 8px;
		letter-spacing: -0.01em;
	}

	textarea,
	input,
	select {
		width: 100%;
		border-radius: var(--radius2);
		border: 1px solid var(--border2);
		background: #fff;
		color: var(--text);
		padding: 11px 12px;
		font-size: 14px;
		outline: none;
		transition: border-color .15s ease, box-shadow .15s ease;
	}

	textarea {
		min-height: 180px;
		resize: vertical;
		line-height: 1.4;
	}

	textarea:focus,
	input:focus,
	select:focus {
		border-color: rgba(10, 132, 255, 0.45);
		box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.14);
	}

	input[readonly] {
		background: #fbfbfd;
		color: #2b2b2f;
	}

	.grid2 {
		display: grid;
		grid-template-columns: 1fr 1fr;
		gap: 14px;
	}

	.grid3 {
		display: grid;
		grid-template-columns: 1fr 1fr 1fr;
		gap: 14px;
	}

	.row-inline {
		display: flex;
		align-items: center;
		gap: 10px;
		margin-top: 6px;
		color: var(--muted);
		font-size: 13px;
		user-select: none;
	}

	.row-inline input {
		width: 18px;
		height: 18px;
		accent-color: var(--accent);
		margin: 0;
	}

	.help {
		margin-top: 8px;
		color: var(--muted);
		font-size: 13px;
		line-height: 1.4;
	}

	.btnbar {
		display: flex;
		gap: 10px;
		flex-wrap: wrap;
		margin-top: 16px;
	}

	button {
		border: 1px solid var(--border2);
		background: #fff;
		color: var(--text);
		border-radius: 999px;
		padding: 10px 14px;
		font-weight: 700;
		font-size: 13px;
		cursor: pointer;
		transition: transform .05s ease, background .15s ease, border-color .15s ease;
	}

	button:hover {
		border-color: rgba(0, 0, 0, 0.22);
		background: #fbfbfd;
	}

	button:active {
		transform: translateY(1px);
	}

	button.primary {
		background: linear-gradient(180deg, var(--accent), var(--accent2));
		border-color: rgba(0, 0, 0, 0.12);
		color: #fff;
	}

	button.primary:hover {
		background: linear-gradient(180deg, #1a8cff, #0a76e6);
	}

	.msg {
		margin-top: 14px;
		padding: 12px 14px;
		border-radius: 14px;
		border: 1px solid var(--border);
		background: #fbfbfd;
		font-size: 13px;
		line-height: 1.35;
	}

	.msg.ok {
		border-color: rgba(10, 122, 60, 0.25);
	}

	.msg.err {
		border-color: rgba(217, 45, 32, 0.25);
	}

	.sep {
		height: 1px;
		background: rgba(0, 0, 0, 0.08);
		margin: 18px 0;
	}

	.mono {
		font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
	}

	.hide {
		display: none;
	}

	.footer {
		margin-top: 14px;
		color: var(--muted);
		font-size: 12px;
	}

	@media (max-width: 780px) {

		.grid2,
		.grid3 {
			grid-template-columns: 1fr;
		}

		.wrap {
			padding: 28px 14px;
		}

		.card {
			padding: 18px;
		}
	}