@use 'sass:math';
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/global.variables' as globalVariables;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/spacing.variables' as spacing;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/colours.variables' as colours;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/breakpoints.variables' as breakpoints;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/fonts.variables' as fonts;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/z-index.variables' as zIndex;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/2-tools/placeholder/focus.placeholders' as placeholders;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/line-heights.variables' as lineheight;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/font-sizes.variables' as fontSizes;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/1-variables/font-weights.variables' as fontWeights;
@use '@ongov/ontario-design-system-global-styles/dist/styles/scss/2-tools/functions/global.functions' as globalFunctions;

$ontario-search-input-padding: 7.2rem;
$ontario-search-input-padding--mobile: 6.4rem;

$ontario-header-logo-width: globalFunctions.px-to-rem(180);
$ontario-header-logo-width--mobile: globalFunctions.px-to-rem(45);

:root {
	--header-search-reset: url(../icons/svg/ontario-icon-close.svg);
}

.ontario-header {
	position: relative;
	overflow: hidden;
	z-index: 5;
	background-color: colours.$ontario-colour-black;
	color: colours.$ontario-colour-white;
	display: flex;
	align-items: center;
	height: 5.75rem;

	.ontario-row {
		display: flex;
		align-items: center;
		justify-content: flex-end;
	}

	svg {
		width: spacing.$spacing-6;
		height: spacing.$spacing-6;
		margin-bottom: spacing.$spacing-0;
	}
}

.ontario-header__logo-container {
	height: globalVariables.$ontario-logo-height;
}

.ontario-header__logo-container a {
	display: inline-block;
	height: 100%;

	&:focus {
		box-shadow: 0 0 0 globalVariables.$global-radius colours.$ontario-colour-focus;
	}
}

.ontario-header__logo-container {
	img {
		width: $ontario-header-logo-width--mobile;
		height: globalVariables.$ontario-logo-height;

		@media screen and (min-width: breakpoints.$small-breakpoint) {
			width: $ontario-header-logo-width;
			height: globalVariables.$ontario-logo-height;
		}
	}
}

/* Header search styles */
.ontario-header__search-container {
	position: relative;
	display: none;

	@media screen and (min-width: breakpoints.$medium-breakpoint) {
		display: flex;
	}

	@media screen and (min-width: breakpoints.$small-breakpoint) {
		padding-right: math.div(2rem, 2);
	}
}

.ontario-header__search-input.ontario-input {
	border-width: 0;
	margin-bottom: spacing.$spacing-0;
	height: globalVariables.$standard-input-height;
	padding-left: spacing.$spacing-4;
	padding-right: $ontario-search-input-padding;

	&:invalid + input[type='reset'] {
		display: none;
	}

	&:focus {
		& ~ .ontario-header__search-submit {
			background-color: colours.$ontario-colour-link;
			color: colours.$ontario-colour-white;

			&:hover {
				background-color: colours.$ontario-colour-link--hover;
				color: colours.$ontario-colour-white;
			}
		}
	}

	// Remove auto X icon for IE and Edge on input area
	&::-ms-clear {
		display: none;
		width: 0;
		height: 0;
	}

	// Remove red outline around input area on Firefox
	&:invalid:focus {
		box-shadow: 0 0 0 4px colours.$ontario-colour-focus;
		-moz-box-shadow: none;
	}

	&:invalid:not(:focus) {
		box-shadow: none;
		-moz-box-shadow: none;
	}

	@media screen and (min-width: breakpoints.$small-breakpoint) and (max-width: breakpoints.$medium-breakpoint) {
		padding-right: $ontario-search-input-padding--mobile;
	}
}

.ontario-header__search-submit {
	border: 0;
	border-radius: 0 3px 3px 0;
	background-color: colours.$ontario-greyscale-5;
	color: colours.$ontario-colour-black;

	display: flex;
	justify-content: center;
	align-items: center;

	font-family: 'Open Sans', sans-serif;
	font-weight: fontWeights.$ontario-font-weights-semi-bold;
	font-size: 1.125rem;
	height: 100%;
	line-height: lineheight.$ontario-line-height-8;

	position: absolute;
	right: spacing.$spacing-4;
	top: spacing.$spacing-0;
	cursor: pointer;

	padding-left: spacing.$spacing-4;
	padding-right: spacing.$spacing-4;

	&:hover {
		background-color: colours.$ontario-colour-link--hover;
		color: colours.$ontario-colour-white;
	}

	&:focus {
		outline: none;
		box-shadow: 0 0 0 globalVariables.$global-radius colours.$ontario-colour-focus;
		background-color: colours.$ontario-colour-link--hover;
		color: colours.$ontario-colour-white;
	}

	&:active {
		background-color: colours.$ontario-colour-link--active;
		color: colours.$ontario-colour-white;
	}

	svg {
		margin-right: spacing.$spacing-0;
	}

	@media screen and (max-width: breakpoints.$medium-breakpoint) {
		padding-left: spacing.$spacing-3;
		padding-right: spacing.$spacing-3;
	}
}

input[type='reset'].ontario-header__search-reset {
	position: absolute;
	display: flex;
	align-items: center;
	top: globalFunctions.px-to-rem(11);
	right: globalFunctions.px-to-rem(88);
	height: globalFunctions.px-to-rem(28);
	width: globalFunctions.px-to-rem(28);
	color: black;
	margin: spacing.$spacing-0;
	padding: spacing.$spacing-2;

	background-image: var(--header-search-reset);
	background-position: center center;
	background-repeat: no-repeat;
	background-color: transparent;
	outline: none;
	border: none;
	cursor: pointer;

	&:focus {
		box-shadow: 0 0 0 globalVariables.$global-radius colours.$ontario-colour-focus;
	}

	@media screen and (max-width: breakpoints.$medium-breakpoint) {
		right: globalFunctions.px-to-rem(80);
	}
}

/* Header menu & language toggle & close search button styles */
.ontario-header__nav-right-container {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: spacing.$spacing-4;

	@media screen and (min-width: breakpoints.$medium-breakpoint) {
		gap: spacing.$spacing-0;
	}
}

/* Header buttons */
.ontario-header-button {
	background-color: colours.$ontario-colour-black;
	border: none;
	border-radius: globalVariables.$global-radius;
	box-sizing: border-box;
	box-shadow: none;
	color: colours.$ontario-colour-white;
	cursor: pointer;

	display: flex;
	align-items: center;

	font-size: 1.125rem;
	font-weight: fontWeights.$ontario-font-weights-semi-bold;
	font-family: fonts.$ontario-font-open-sans;
	height: globalVariables.$standard-input-height;
	line-height: math.div(14, 9);
	text-align: center;
	text-decoration: none;

	&:focus {
		@extend %ontario-focus;
	}

	&:hover,
	&:focus,
	&:visited {
		color: colours.$ontario-colour-white;
	}
}

.ontario-header-button--with-outline,
.ontario-header-button--without-outline {
	background-color: colours.$ontario-colour-black;
	color: colours.$ontario-colour-white;

	&:hover {
		background-color: colours.$ontario-greyscale-70;
	}

	&:active {
		background-color: colours.$ontario-greyscale-60;
	}

	&:focus {
		background-color: colours.$ontario-greyscale-70;
	}
}

.ontario-header-button--with-outline {
	border: globalFunctions.px-to-rem(2) solid colours.$ontario-colour-white;
	margin: spacing.$spacing-0;
	padding: math.div(spacing.$spacing-3, 2) spacing.$spacing-4;

	&:hover {
		border: globalFunctions.px-to-rem(2) solid colours.$ontario-colour-white;
		color: colours.$ontario-colour-white;
	}

	&:focus {
		background-color: colours.$ontario-greyscale-70;
	}

	@media screen and (max-width: breakpoints.$xsmall-breakpoint) {
		padding: math.div(spacing.$spacing-3, 2);
	}
}

.ontario-header-button--without-outline {
	&:focus {
		background-color: colours.$ontario-greyscale-70;
	}
}

@media screen and (min-width: breakpoints.$medium-breakpoint) {
	.ontario-header-button--desktop {
		background-color: colours.$ontario-colour-black;
		margin-left: spacing.$spacing-4;
		/* padding uses !important because a more specific global or utility rule
            (from the design-system globals) overrides this component rule in some
            contexts (e.g. header variants). Using !important ensures the desktop
            button gets the intended spacing without changing upstream styles. */
		padding: spacing.$spacing-1 spacing.$spacing-1 spacing.$spacing-1 spacing.$spacing-3 !important;

		svg {
			margin-left: spacing.$spacing-1;
			/* margin-right needs !important because the general .ontario-header__menu-toggle
                svg rule applies later/in a more specific context and pushes a different value.
               The important flag forces this desktop variant to take precedence. */
			margin-right: spacing.$spacing-0 !important;
			/* width/height use !important to override global svg sizing rules coming
                from the shared variables or component defaults (these may be applied
                by a higher-specificity selector or imported partial). We constrain the
                desktop button's icon size explicitly here. */
			width: spacing.$spacing-5 !important;
			height: spacing.$spacing-5 !important;
		}

		&:hover,
		&:focus {
			background-color: colours.$ontario-greyscale-70;
		}
	}

	.ontario-header-button--desktop.ontario-header-button--with-outline {
		border: none;
	}
}

.ontario-header__menu-toggle {
	padding: math.div(spacing.$spacing-3, 2) spacing.$spacing-4;

	@media screen and (max-width: breakpoints.$xsmall-breakpoint) {
		padding-left: spacing.$spacing-2;
		padding-right: spacing.$spacing-2;
	}

	span {
		display: flex;

		@media screen and (max-width: breakpoints.$xsmall-breakpoint) {
			display: none;
		}
	}

	svg {
		margin-right: globalFunctions.px-to-rem(6);
		width: spacing.$spacing-6;
		height: spacing.$spacing-6;

		@media screen and (max-width: breakpoints.$xsmall-breakpoint) {
			margin-right: spacing.$spacing-0;
		}
	}
}

.ontario-header__language-toggler {
	padding: spacing.$spacing-1 spacing.$spacing-3;

	abbr[title] {
		text-decoration: none;
	}

	@media screen and (min-width: breakpoints.$medium-breakpoint) {
		background-color: colours.$ontario-colour-black;

		&:hover,
		&:focus {
			background-color: colours.$ontario-greyscale-70;
		}
	}
}

.ontario-header__search-toggler {
	padding: spacing.$spacing-2 spacing.$spacing-3;

	svg {
		@media screen and (min-width: breakpoints.$small-breakpoint) {
			margin-right: globalFunctions.px-to-rem(4);
		}
	}
}

.ontario-header__search-close {
	flex-direction: column-reverse;
	font-weight: fontWeights.$ontario-font-weights-normal;
	margin-right: spacing.$spacing-4;
	padding: math.div(spacing.$spacing-5, 10) spacing.$spacing-1;
	position: relative;
	height: globalFunctions.px-to-rem(60);
	display: none;

	span {
		position: relative;
		top: -3px;
		font-size: fontSizes.$ontario-font-size-standard-body-text;
		margin-left: spacing.$spacing-0;

		@media screen and (min-width: 39.9375em) {
			margin-right: globalFunctions.px-to-rem(4);
		}

		&:hover,
		&:focus {
			outline: none;
			text-decoration: none;
		}
	}

	svg {
		top: 0;
	}

	@media screen and (min-width: breakpoints.$small-breakpoint) {
		flex-direction: row;
		padding: spacing.$spacing-1 spacing.$spacing-2 spacing.$spacing-1 spacing.$spacing-4;
		height: globalVariables.$standard-input-height;

		span {
			top: 0;
		}

		svg {
			position: relative;
			width: spacing.$spacing-7;
			height: spacing.$spacing-7;
		}
	}
}

.ontario-header--search-open .ontario-header__search-close {
	@media screen and (min-width: breakpoints.$medium-breakpoint) {
		display: none;
	}
}

.ontario-header__search-close-container {
	display: none;
	justify-content: flex-end;
	padding-right: 0;

	@media screen and (max-width: breakpoints.$small-breakpoint) {
		width: auto;
		padding-left: spacing.$spacing-0;
		padding-right: spacing.$spacing-0;
	}
}

@media screen and (max-width: breakpoints.$medium-breakpoint) {
	.ontario-header--search-open .ontario-header__logo-container,
	.ontario-header--search-open .ontario-header__nav-right-container {
		display: none;
	}

	.ontario-header--search-open .ontario-header__search-close-container,
	.ontario-header--search-open .ontario-header__search-container,
	.ontario-header--search-open .ontario-header__search-close {
		display: flex;
	}
}

.ontario-overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	background: rgba(0, 0, 0, 0.6);
	width: 100%;
	height: 100%;
	z-index: zIndex.$ontario-z-index-above-medium;
}

.ontario-navigation--open {
	.ontario-overlay {
		display: block;

		@media screen and (min-width: breakpoints.$medium-breakpoint) {
			display: none;
		}
	}
}

.ontario-navigation--open .ontario-navigation .ontario-header-button {
	visibility: visible;
}

#ontario-search-reset {
	display: none;
}

@media screen and (min-width: breakpoints.$medium-breakpoint) {
	.ontario-icon--rotated {
		transform: rotate(180deg);
	}
}
