/* select dropdown color variables */
:root {
	--select-color-text: #333;
	--select-color-background: #fff;
	--select-color-border: #ddd;
	--select-color-border-hover: #aaa;
	--select-color-border-dark: #666;
	--select-color-primary: #4299e1;
	--select-color-hover: #f0f0f0;
	--select-color-focus: #e6f7ff;
	--select-color-selected: #e6f7ff;
	--select-color-label: #999;
}

body:has(select-dropdown[visible]) {
	overflow: hidden;
}

/* dropdown component styles */
select-dropdown {
	position: relative;
	width: 300px;
	margin-bottom: 1rem;
	display: block;
	font-family:
		-apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans',
		'Helvetica Neue', sans-serif;
	font-size: 1rem;
	line-height: 1.5;
	color: var(--select-color-text);
	box-sizing: border-box;
}

select-dropdown * {
	box-sizing: border-box;
}

/* panel shown state */
select-dropdown[visible] select-panel {
	opacity: 1;
	filter: none;
	pointer-events: auto;
	visibility: visible;
}

/* trigger button styles */
select-trigger {
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 100%;
	padding: 0.75rem 1rem;
	background-color: var(--select-color-background);
	border: 1px solid var(--select-color-border);
	border-radius: 0.25rem;
	cursor: pointer;
	transition:
		border-color 0.2s,
		box-shadow 0.2s;
}

select-trigger:hover {
	border-color: var(--select-color-border-hover);
}

select-trigger:focus-visible {
	outline: 2px solid var(--select-color-primary);
	outline-offset: 2px;
}

/* caret icon */
.select-icon {
	border-style: solid;
	border-width: 0.25rem 0.25rem 0;
	border-color: var(--select-color-border-dark) transparent transparent;
	margin-left: 0.75rem;
	transition: transform 0.2s;
}

/* Flipped caret when expanded */
select-trigger[aria-expanded='true'] .select-icon {
	transform: rotate(180deg);
}

/* options container */
select-panel {
	position: absolute;
	left: 0;
	width: 100%;
	overflow-y: auto;
	background-color: var(--select-color-background);
	border: 1px solid var(--select-color-border);
	border-radius: 0.25rem;
	box-shadow:
		0 4px 12px rgba(0, 0, 0, 0.12),
		0 0 4px rgba(0, 0, 0, 0.08);
	z-index: 10;
	opacity: 0;
	filter: blur(3px);
	pointer-events: none;
	visibility: hidden;
	transition:
		opacity 150ms ease-out,
		filter 150ms ease-out,
		visibility 150ms;
}

/* option items */
select-option {
	padding: 0.75rem 1rem;
	cursor: pointer;
	transition: background-color 0.2s;
	display: block;
}

select-option:hover {
	background-color: var(--select-color-hover);
}

select-option:focus {
	outline: none;
	background-color: var(--select-color-focus);
}

select-option[aria-selected='true'] {
	background-color: var(--select-color-selected);
	font-weight: 500;
}

/* hidden input */
select-dropdown > input {
	display: none;
}

/* divider between option groups */
select-divider {
	display: block;
	height: 1px;
	margin: 0.25rem 0;
	background-color: var(--select-color-border);
}

/* label for option groups */
select-label {
	display: block;
	padding: 0.25rem 1rem;
	font-size: 0.75rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--select-color-label);
	cursor: default;
	user-select: none;
}