@layer base {
	/* Element reset (Meyer, trimmed to what a LuCI view can emit). */

	/* scroll-margin-top: anchor jump must clear the sticky bar (WCAG 2.2 SC 2.4.11), token not a
	 * literal — bar is 46px. */
	*, *::before, *::after {
		scroll-margin-top: var(--fs-bar-h);
		margin: 0;
		padding: 0;
		border: 0;
		box-sizing: border-box;
	}

	abbr[title], acronym[title] {
		border-bottom: 1px dotted;
		font-weight: inherit;
		cursor: help;
	}

	table {
		border-collapse: collapse;
		border-spacing: 0;
	}

	/* Outranks every layer's `display`, id rules included: docs/css.md "Reset: [hidden] must
	 * outrank every layer, not patch one mistake". */
	[hidden]:not([hidden="until-found"]) { display: none !important; }

	html {
		font-size: 100%;
		height: 100%;
	}

	/* :focus-visible: UA heuristic keeps the ring off a mouse click. */
	a:focus-visible {
		outline: 2px solid var(--fs-accent);
		outline-offset: 2px;
	}

	sub, sup {
		font-size: 75%;
		line-height: 0;
		position: relative;
		vertical-align: baseline;
	}

	sup {
		top: -.5em;
	}

	sub {
		bottom: -.25em;
	}

	/* font-size: theme/60-inputs.css (control-typography rule + option) — absorbed */
	button,
	input,
	select,
	option,
	textarea {
		margin: 0;
		box-sizing: border-box;
		vertical-align: baseline;
	}

	button,
	input[type="button"],
	input[type="reset"],
	input[type="submit"] {
		cursor: pointer;
		appearance: button;
		word-break: break-all;
	}

	/* disabled-opacity fade: 30-forms.css, same elements + pointer-events/cursor */

	input[type="search"] {
		appearance: textfield; /* not content-box: contradicts border-box above, ~22px too wide */
	}

	input[type="search"]::-webkit-search-decoration {
		appearance: none;
	}

	textarea {
		overflow: auto;
		vertical-align: top;
		font-family: var(--fs-font-mono);
	}

	/* Unjoined (issue #7): bootstrap's joins square the trailing button's corner; this theme's
	 * buttons keep full radius. Password reveal stays joined (theme/60-inputs.css). */
	.control-group {
		display: inline-flex;
		gap: var(--fs-space-2);
	}
}