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// Inputs

@import "mediawiki.mixins";
@import "mediawiki.ui/variables";
@import "mediawiki.ui/mixins";

// Text inputs
//
// Apply the mw-ui-input class to input and textarea fields.
//
// Styleguide 1.

// mw-ui-input
//
// Style an input using MediaWiki UI.
// Currently in draft status and subject to change.
// When focused a progressive highlight appears to the left of the field.
//
// Markup:
// <input class="mw-ui-input" placeholder="Enter your name">
// <textarea class="mw-ui-input">Text here</textarea>
//
// Styleguide 1.1.
.mw-ui-input {
	background-color: #fff;
	.box-sizing( border-box );
	display: block;
	width: 100%;
	border: 1px solid @colorFieldBorder;
	border-radius: @borderRadius;
	padding: 0.3em 0.3em 0.3em 0.6em;
	// necessary for smooth transition
	box-shadow: inset 0 0 0 0.1em #fff;
	font-family: inherit;
	font-size: inherit;
	line-height: inherit;
	vertical-align: middle;

	// Normalize & style placeholder text, see T139034
	// Placeholder styles can't be grouped, otherwise they're ignored as invalid.

	// Placeholder mixin
	.mixin-placeholder() {
		color: @colorGray7;
		font-style: italic;
	}
	// Firefox 4-18
	&:-moz-placeholder { // stylelint-disable-line selector-no-vendor-prefix
		.mixin-placeholder;
		opacity: 1;
	}
	// Firefox 19-
	&::-moz-placeholder { // stylelint-disable-line selector-no-vendor-prefix
		.mixin-placeholder;
		opacity: 1;
	}
	// Internet Explorer 10-11
	&:-ms-input-placeholder { // stylelint-disable-line selector-no-vendor-prefix
		.mixin-placeholder;
	}
	// WebKit, Blink, Edge
	// Don't set `opacity < 1`, see https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/3901363/
	&::-webkit-input-placeholder { // stylelint-disable-line selector-no-vendor-prefix
		.mixin-placeholder;
	}
	// W3C Standard Selectors Level 4
	&:placeholder-shown {
		.mixin-placeholder;
	}

	// Firefox: Remove red outline when `required` attribute set and invalid content.
	// See https://developer.mozilla.org/en-US/docs/Web/CSS/:invalid
	// This should come before `:focus` so latter rules take preference.
	&:invalid {
		box-shadow: none;
	}

	&:hover {
		border-color: @colorGray7;
	}

	&:focus {
		border-color: @colorProgressive;
		box-shadow: inset 0 0 0 1px @colorProgressive;
		outline: 0;
	}

	// `:not()` is used exclusively for `transition`s as both are not supported by IE < 9.
	&:not( :disabled ) {
		.transition( ~'color 100ms, border-color 100ms, box-shadow 100ms' );
	}

	&:disabled {
		border-color: @colorGray14;
		color: @colorGray12;
	}

	// Normalize styling for `<input type="search">`
	&[type="search"] {
		// Correct the odd appearance in Chrome and Safari 5
		-webkit-appearance: textfield;

		// Remove proprietary clear button in IE 10-11, Edge 12+
		&::-ms-clear {
			display: none;
		}

		// Remove the inner padding and cancel buttons in Chrome on OS X and Safari on OS X
		&::-webkit-search-cancel-button,
		&::-webkit-search-decoration {
	 		-webkit-appearance: none;
		}
	}
}

textarea.mw-ui-input {
	min-height: 8em;
}

// mw-ui-input-inline
//
// Use mw-ui-input-inline with mw-ui-input in cases where you want a button to line up with the input.
//
// Markup:
// <input class="mw-ui-input mw-ui-input-inline">
// <button class="mw-ui-button mw-ui-progressive">Submit</button>
//
// Styleguide 1.2.
input[type="number"],
.mw-ui-input-inline {
	display: inline-block;
	width: auto;
	// Make sure we limit `width` to parent element because
	// in case of text `input` fields, `width: auto;` equals `size` attribute.
	max-width: 100%;
}

// mw-ui-input-large
//
// Use mw-ui-input-large with mw-ui-input in cases where there are multiple inputs on a screen and you
// want to draw attention to one instance. For example, replying with a subject line and more text.
// Currently in draft status and subject to change. When used on an input field, the text is styled
// in a large font. When used alongside another mw-ui-input large they are pushed together to form one
// contiguous block.
//
// Markup:
// <input value="input" class="mw-ui-input mw-ui-input-large" value="input" placeholder="Enter subject">
// <textarea class="mw-ui-input mw-ui-input-large" placeholder="Provide additional details"></textarea>
//
// Styleguide 1.3.
.mw-ui-input-large {
	margin-top: 0;
	margin-bottom: 0;

	// When two large inputs are together, we make them flush by hiding one of the borders
	& + .mw-ui-input-large {
		margin-top: -1px;
	}
	// When focusing, make the input relative to raise it above any attached inputs to unhide its borders
	&:focus {
		position: relative;
	}
}

input.mw-ui-input-large {
	font-size: 1.75em;
	font-weight: bold;
	line-height: 1.25em;
}