:root {
	--bg: #0b0f14;
	--panel: rgba(255, 255, 255, 0.06);
	--panel-border: rgba(255, 255, 255, 0.12);
	--text: rgba(255, 255, 255, 0.92);
	--muted: rgba(255, 255, 255, 0.70);
	--faint: rgba(255, 255, 255, 0.55);
	--accent: #6ee7ff;
	--danger: #ff6e8a;
	--shadow: rgba(0, 0, 0, 0.35);
	--radius: 14px;
	--radius-sm: 10px;
	--gap: 18px;
	--font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
	--mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

@media (prefers-color-scheme: light) {
	:root {
		--bg: #f6f8fb;
		--panel: rgba(0, 0, 0, 0.04);
		--panel-border: rgba(0, 0, 0, 0.08);
		--text: rgba(0, 0, 0, 0.88);
		--muted: rgba(0, 0, 0, 0.70);
		--faint: rgba(0, 0, 0, 0.55);
		--shadow: rgba(0, 0, 0, 0.12);
	}
}

* {
	box-sizing: border-box;
}

html,
body {
	height: 100%;
}

body {
	margin: 0;
	font-family: var(--font);
	color: var(--text);
	background: radial-gradient(1200px 800px at 20% 10%, rgba(110, 231, 255, 0.16), transparent 60%),
		radial-gradient(900px 600px at 90% 20%, rgba(255, 110, 138, 0.12), transparent 55%),
		var(--bg);
}

.app {
	min-height: 100%;
	display: grid;
	grid-template-columns: 1fr minmax(320px, 440px);
	gap: var(--gap);
	padding: calc(var(--gap) + env(safe-area-inset-top)) calc(var(--gap) + env(safe-area-inset-right))
		calc(var(--gap) + env(safe-area-inset-bottom)) calc(var(--gap) + env(safe-area-inset-left));
}

@media (max-width: 980px) {
	.app {
		grid-template-columns: 1fr;
		grid-template-rows: auto auto;
	}
}

.clock {
	display: grid;
	align-content: center;
	justify-items: center;
	padding: 8px;
}

.clock__time {
	font-family: var(--mono);
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.02em;
	line-height: 1;
	font-size: clamp(56px, 10vw, 140px);
	text-shadow: 0 18px 60px var(--shadow);
}

.clock__time--small {
	font-size: clamp(22px, 3.2vw, 44px);
	color: var(--text);
	text-shadow: 0 12px 40px var(--shadow);
}

.clock__canvas {
	width: min(82vmin, 760px);
	height: min(82vmin, 760px);
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.03);
	border: 1px solid var(--panel-border);
	box-shadow: 0 18px 70px var(--shadow);
}

.clock__alt {
	margin-top: 10px;
	font-family: var(--mono);
	font-variant-numeric: tabular-nums;
	color: var(--muted);
	font-size: clamp(18px, 2.2vw, 28px);
}

.clock__meta {
	margin-top: 14px;
	color: var(--faint);
	font-size: 13px;
	line-height: 1.4;
	text-align: center;
	max-width: 52ch;
	white-space: pre-line;
}

.panel {
	border: 1px solid var(--panel-border);
	background: var(--panel);
	backdrop-filter: blur(10px);
	border-radius: var(--radius);
	padding: 16px;
	box-shadow: 0 12px 40px var(--shadow);
}

.panel__section + .panel__section {
	margin-top: 18px;
	padding-top: 16px;
	border-top: 1px solid var(--panel-border);
}

.panel__title {
	font-size: 14px;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	margin: 0 0 10px 0;
	color: var(--muted);
}

.panel__subsection + .panel__subsection {
	margin-top: 16px;
	padding-top: 14px;
	border-top: 1px dashed var(--panel-border);
}

.panel__subtitle {
	font-size: 14px;
	margin: 0 0 10px 0;
	color: var(--text);
}

.panel__row {
	display: flex;
	gap: 10px;
	align-items: center;
	flex-wrap: wrap;
	margin: 10px 0;
}

.panel__row--grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
	align-items: end;
}

@media (max-width: 520px) {
	.panel__row--grid {
		grid-template-columns: 1fr;
	}
}

.switch {
	display: inline-flex;
	gap: 10px;
	align-items: center;
	font-size: 14px;
	color: var(--text);
	user-select: none;
}

.switch input {
	width: 18px;
	height: 18px;
}

.btn {
	border: 1px solid var(--panel-border);
	background: rgba(255, 255, 255, 0.08);
	color: var(--text);
	border-radius: var(--radius-sm);
	padding: 10px 12px;
	font-size: 14px;
	cursor: pointer;
}

.btn:hover {
	border-color: rgba(255, 255, 255, 0.22);
}

.btn:active {
	transform: translateY(1px);
}

.btn--ghost {
	background: transparent;
}

.btn--small {
	padding: 8px 10px;
	font-size: 13px;
}

.panel__section-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	margin-bottom: 10px;
}

.panel__section-head .panel__title {
	margin: 0;
}

.modal {
	width: min(720px, calc(100vw - 32px));
	border-radius: var(--radius);
	border: 1px solid var(--panel-border);
	background: color-mix(in srgb, var(--bg) 82%, transparent);
	color: var(--text);
	box-shadow: 0 24px 90px var(--shadow);
	padding: 0;
}

.modal::backdrop {
	background: rgba(0, 0, 0, 0.55);
	backdrop-filter: blur(3px);
}

.modal__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 14px 14px;
	border-bottom: 1px solid var(--panel-border);
}

.modal__title {
	font-size: 14px;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--muted);
}

.modal__body {
	padding: 14px 14px 18px 14px;
	font-size: 14px;
	line-height: 1.55;
	color: var(--text);
}

.modal__body h3 {
	margin: 16px 0 8px 0;
	font-size: 13px;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--muted);
}

.modal__body p {
	margin: 10px 0;
	color: var(--text);
}

.modal__body ul {
	margin: 8px 0 12px 18px;
	padding: 0;
	color: var(--text);
}

.modal__body li {
	margin: 6px 0;
}

.modal__body code {
	font-family: var(--mono);
	font-variant-numeric: tabular-nums;
	font-size: 13px;
	padding: 1px 6px;
	border-radius: 8px;
	border: 1px solid var(--panel-border);
	background: rgba(0, 0, 0, 0.16);
}

.field {
	display: grid;
	gap: 6px;
}

.field__label {
	font-size: 12px;
	color: var(--muted);
}

.field__input {
	width: 100%;
	border-radius: var(--radius-sm);
	border: 1px solid var(--panel-border);
	background: rgba(0, 0, 0, 0.18);
	color: var(--text);
	padding: 10px 10px;
	font-size: 14px;
	outline: none;
}

@media (prefers-color-scheme: light) {
	.field__input {
		background: rgba(255, 255, 255, 0.7);
	}
}

.field__input:focus {
	border-color: rgba(110, 231, 255, 0.55);
	box-shadow: 0 0 0 3px rgba(110, 231, 255, 0.12);
}

.field--readonly .field__output {
	font-family: var(--mono);
	font-variant-numeric: tabular-nums;
	border-radius: var(--radius-sm);
	border: 1px solid var(--panel-border);
	background: rgba(0, 0, 0, 0.12);
	color: var(--text);
	padding: 10px 10px;
	font-size: 14px;
	min-height: 40px;
	display: grid;
	align-items: center;
}

.hint {
	font-size: 12px;
	color: var(--faint);
	line-height: 1.4;
}

.status {
	font-size: 12px;
	color: var(--muted);
	line-height: 1.4;
}

.status--error {
	color: var(--danger);
}

.result {
	display: block;
	width: 100%;
	font-family: var(--mono);
	font-variant-numeric: tabular-nums;
	font-size: 13px;
	line-height: 1.45;
	padding: 10px 10px;
	border-radius: var(--radius-sm);
	border: 1px solid var(--panel-border);
	background: rgba(0, 0, 0, 0.10);
	color: var(--text);
	white-space: pre-wrap;
}