/*
TECHNICAL GUIDE MEDIA QUERIES
Version 1.4.1

	=======================
	MEDIA & FEATURE QUERIES
	=======================


DIVISIONAL BRANDING
*/
@media amzn-kf8 {
	.banner_pelican {
		padding-left: 2.2em;
	}
}
@media amzn-et {
	.banner_penguin, .banner_pelican, .banner_puffin, .banner_ladybird {
		background-size: contain;
	}
	.banner_pelican {
		padding: 30px 10px 30px 3.5em;
		background-color: #FFF;				/* Fixes ET bg positioning issue */
	}
}
/*

SIDEBAR ADAPTIVE MEDIA QUERIES,
SIDEBAR ET and KiOS FIXES

*/
.maincontent_wrapper { 						/* This isn't a media query but has been placed in this sheet so that ADE 3.x ignores it. Allows main content to fill remaining space on-screen. */
	width: auto;
	float: none;
}
@media screen and (max-width: 512px), amzn-et, amzn-kf8 and (device-height:1024px) and (device-width: 758px), amzn-kf8 and (device-height: 768px) and (device-width: 1024px) {
	.sidebar_wrapper, .image_sidebar_wrapper {
		float: none;
		font-size: 0.85em;
		text-align: left;
		width: 100%;
		max-width: 100%;
	}
	.sidebar_wrapper p {
		text-align: left;
	}
	.sidebar_wrapper h1, .sidebar_wrapper h2, .sidebar_wrapper h3, .sidebar_wrapper h4, .sidebar_wrapper h5 {
		text-align: left;
	}
	.image_sidebar_wrapper {
		text-align: center;
		overflow: hidden;
 	}
	.image_sidebar_wrapper img {
		width: 33.3%;						/* Divide width of sidebar (100) by the number of child images. Works best with 3 to 5 square-aspect images. */
		clear: none;
		float: left;
 	}
	h1 + .sidebar_wrapper, h2 + .sidebar_wrapper, h3 + .sidebar_wrapper, h4 + .sidebar_wrapper {
		margin-top: 2em;
	}
	.maincontent_wrapper {
		float: none;
		padding: 0px;
		width: 100%;
	}
	.bordered_sidebar_content {
		border: 0;
		padding: 0;
	}
}
/*

THUMBNAIL TOC GRID FOR KINDLE ET

*/
@media amzn-et {
	div.chapter_toc {
		display: none;
	}
	h2.chapter_toc_header {
		display: none;
	}
}
/*

VERTICAL CENTERING

*/
@supports (display: flex) {
	.cover_image, .image_full, .image_full_landscape, .image_full_caption, .image_full_caption_landscape, .brand_logo_solo, .vertical_center {
		height: 96%;
		height: 96vh;
		margin-top: 0px !important;
		text-align: center;
		display: -webkit-flex;
		display: flex;
		align-items: center;
		flex-direction: column;
		justify-content: center;
	}
	.brand_logo_solo img, .vertical_center figure {
		margin-top: -60px;
	}
}
/*

OPTIONAL SCALING THUMBNAILS [OPTIONAL / EXPERIMENTAL]
Adds scaling animation to Thumbnail TOC Grid for desktop and web.

*/
.chapter_toc a:hover img, .chapter_toc a:focus img, .chapter_toc a:active img {
	-webkit-animation: scaleThumb 0.2s;
	animation: scaleThumb 0.2s;
	-webkit-transform: translate3d(0, 0, 0);	/* Force hardware acceleration */
}
@-webkit-keyframes scaleThumb {
	0%, 100% {width: 100%;}
	50% {width: 85%;}
}
@keyframes scaleThumb {
	0%, 100% {width: 100%;}
	50% {width: 85%;}
}
/*

KINDLE-SPECIFIC

*/
@media amzn-et, amzn-kf8 {
	.image_sidebar_wrapper img {
		display: none;
	}
	body .epub3_only {
		display: none;
	}
	body .kindleonly {
		display: block;
		float: none;
		width: 100%;
	}
	.dialogue_speaker {
		width: 4.7em;
	}	
	/* PARA LINE NUMBERS, ET Alternative */
	.numbered_paragraphs {
		margin: 1em 0 auto 0px;
		overflow: visible;
		width: 100%;
	}
	.numbered_paragraphs .line_number {
		color: #525252;
		display: inline-block;
		float: none;
		font-size: 0.45em;
		font-weight: bold;
		margin: 0;
		padding: 1px;
		text-align: center;
		text-indent: 0em;
		vertical-align: super;
		width: auto;
	}
	.numbered_paragraphs .line_number::before {
		content: "[";
	}
	.numbered_paragraphs .line_number::after {
		content: "]";
	}
}
/*

ADE 4 / Readium Fixes

*/
@media (hover: hover) {
	@supports not (break-after: always) {
		.pagebreak_after, div.chapter_toc, .image_full, .image_full_caption, .image_full_landscape, .image_full_caption_landscape {  /* ADE4 , Readium fix ... breaks Apple Books */
			break-after: always;
			-webkit-column-break-after: always;
	  }
		:root[__ibooks_internal_theme] .pagebreak_after, :root[__ibooks_internal_theme] div.chapter_toc { /* Override ADE4 , Readium fix to restore breaks on Apple Books */
			break-after: always;
			page-break-after: always;
	  }  
	}
	@supports not (break-before: always) {
		.pagebreak_before { /* ADE4 , Readium fix ... breaks Apple Books */
			break-before: always;
			-webkit-column-break-before: always;
	  }
		:root[__ibooks_internal_theme] .pagebreak_before { /* Override ADE4 , Readium fix to restore breaks on Apple Books */
			break-before: always;
			page-break-before: always;
	  }
	}
	@supports not (break-inside: avoid) {
		img, .image_full, .image_full_caption, .image_full_landscape, .image_full_caption_landscape {  /* ADE4 , Readium fix ... breaks Apple Books */
			break-inside: avoid;
			-webkit-column-break-inside: avoid;
		}
		:root[__ibooks_internal_theme] img { /* Override ADE4 , Readium fix to restore breaks on Apple Books */
			break-inside: avoid;
			page-break-inside: avoid;
	  }	
	}
}