/**
 * NS Boeken + NS Boeken Grid
 * Layout: cover (+ badge) | title/author/format/stars/text | two buttons.
 */

.yk-books {
	--ykbk-bg: #FFFFFF;
	--ykbk-panel-bg: #2F3B34;
	--ykbk-radius: 0px;
	--ykbk-cover-radius: 4px;
	--ykbk-pad: 24px;
	--ykbk-card-gap: 32px;
	--ykbk-title: #1A1A1A;
	--ykbk-author: #6B6B6B;
	--ykbk-format: #1A1A1A;
	--ykbk-text: #333333;
	--ykbk-panel-title: #FFFFFF;
	--ykbk-panel-text: rgba(255, 255, 255, 0.88);
	--ykbk-star: #F5A623;
	--ykbk-star-empty: #D0D0D0;
	--ykbk-badge-bg: #C8102E;
	--ykbk-badge-color: #FFFFFF;
	--ykbk-btn-primary-bg: #C8102E;
	--ykbk-btn-primary-color: #FFFFFF;
	--ykbk-btn-secondary-bg: #2F3B34;
	--ykbk-btn-secondary-color: #FFFFFF;
	--ykbk-btn-radius: 6px;
	--ykbk-columns: 3;
	--ykbk-gap: 24px;
	width: 100%;
	box-sizing: border-box;
}

.yk-books *,
.yk-books *::before,
.yk-books *::after {
	box-sizing: border-box;
}

/* ---------- Card base ---------- */
.yk-books__card {
	display: grid;
	gap: var(--ykbk-card-gap);
	align-items: start;
	background: var(--ykbk-bg);
	border-radius: var(--ykbk-radius);
	padding: var(--ykbk-pad);
	height: 100%;
	min-width: 0;
}

.yk-books__media {
	position: relative;
	min-width: 0;
	width: 100%;
	max-width: 160px;
}

.yk-books__cover {
	display: block;
	width: 100%;
	height: auto;
	aspect-ratio: 2 / 3;
	object-fit: cover;
	border-radius: var(--ykbk-cover-radius);
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.yk-books__badge {
	position: absolute;
	top: -6px;
	left: -6px;
	z-index: 2;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 1.75rem;
	height: 1.75rem;
	padding: 0 0.35rem;
	border-radius: 999px;
	background: var(--ykbk-badge-bg);
	color: var(--ykbk-badge-color);
	font-size: 0.8rem;
	font-weight: 700;
	line-height: 1;
	box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.yk-books__body {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.45rem;
	min-width: 0;
}

.yk-books__title {
	margin: 0;
	color: var(--ykbk-title);
	font-size: clamp(1.25rem, 1.05rem + 0.55vw, 1.65rem);
	font-weight: 700;
	line-height: 1.2;
}

.yk-books__author {
	margin: 0;
	color: var(--ykbk-author);
	font-size: 0.95rem;
	line-height: 1.35;
}

.yk-books__meta-row {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.65rem 0.85rem;
	margin-top: 0.15rem;
}

.yk-books__format {
	color: var(--ykbk-format);
	font-size: 0.9rem;
	font-weight: 500;
	line-height: 1.3;
}

.yk-books__stars {
	display: inline-flex;
	align-items: center;
	gap: 0.1rem;
	line-height: 1;
}

.yk-books__star {
	font-size: 0.95rem;
	line-height: 1;
}

.yk-books__star--full,
.yk-books__star--half {
	color: var(--ykbk-star);
}

.yk-books__star--half {
	opacity: 0.65;
}

.yk-books__star--empty {
	color: var(--ykbk-star-empty);
}

.yk-books__text {
	margin: 0.35rem 0 0;
	color: var(--ykbk-text);
	font-size: 0.95rem;
	line-height: 1.55;
}

.yk-books__actions {
	display: flex;
	flex-direction: column;
	align-items: stretch;
	justify-content: flex-start;
	gap: 0.65rem;
	min-width: 0;
}

.yk-books__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	padding: 0.85rem 1.25rem;
	border-radius: var(--ykbk-btn-radius);
	text-decoration: none;
	text-align: center;
	font-size: 0.85rem;
	font-weight: 700;
	line-height: 1.2;
	transition: opacity 0.2s ease;
}

.yk-books__btn:hover {
	opacity: 0.92;
}

.yk-books__btn--primary {
	background: var(--ykbk-btn-primary-bg);
	color: var(--ykbk-btn-primary-color);
}

.yk-books__btn--secondary {
	background: var(--ykbk-btn-secondary-bg);
	color: var(--ykbk-btn-secondary-color);
}

/* ---------- Design: Split (screenshot 3-col) ---------- */
.yk-books--single .yk-books__card--split {
	grid-template-columns: auto minmax(0, 1fr) minmax(160px, 220px);
	align-items: start;
}

.yk-books--single .yk-books__card--split .yk-books__media {
	max-width: 150px;
}

/* ---------- Design: Panel ---------- */
.yk-books__card--panel {
	background: var(--ykbk-panel-bg);
}

.yk-books__card--panel .yk-books__title {
	color: var(--ykbk-panel-title);
}

.yk-books__card--panel .yk-books__author,
.yk-books__card--panel .yk-books__format,
.yk-books__card--panel .yk-books__text {
	color: var(--ykbk-panel-text);
}

.yk-books--single .yk-books__card--panel {
	grid-template-columns: auto minmax(0, 1fr) minmax(160px, 220px);
	align-items: start;
}

.yk-books--single .yk-books__card--panel .yk-books__media {
	max-width: 150px;
}

/* ---------- Design: Stack ---------- */
.yk-books__card--stack {
	grid-template-columns: 1fr;
	justify-items: stretch;
}

.yk-books--single .yk-books__card--stack {
	max-width: 420px;
	margin-inline: auto;
}

.yk-books--single .yk-books__card--stack .yk-books__media {
	max-width: 200px;
	margin-inline: auto;
}

.yk-books--single .yk-books__card--stack .yk-books__body {
	align-items: center;
	text-align: center;
}

.yk-books--single .yk-books__card--stack .yk-books__meta-row {
	justify-content: center;
}

.yk-books--single .yk-books__card--stack .yk-books__actions {
	flex-direction: row;
	flex-wrap: wrap;
}

.yk-books--single .yk-books__card--stack .yk-books__btn {
	flex: 1 1 calc(50% - 0.35rem);
	width: auto;
}

/* ---------- Grid ---------- */
.yk-books--grid .yk-books__grid {
	display: grid;
	grid-template-columns: repeat(var(--ykbk-columns), minmax(0, 1fr));
	gap: var(--ykbk-gap);
	align-items: stretch;
}

.yk-books--grid .yk-books__card--split,
.yk-books--grid .yk-books__card--panel,
.yk-books--grid .yk-books__card--stack {
	grid-template-columns: 1fr;
}

.yk-books--grid .yk-books__media {
	max-width: 180px;
	margin-inline: auto;
}

.yk-books--grid .yk-books__title {
	font-size: clamp(1.1rem, 1rem + 0.3vw, 1.35rem);
}

.yk-books--grid .yk-books__actions {
	flex-direction: row;
	flex-wrap: wrap;
	width: 100%;
	margin-top: auto;
}

.yk-books--grid .yk-books__btn {
	flex: 1 1 calc(50% - 0.35rem);
	width: auto;
}

/* 1-column grid: horizontal row like full-width */
@media (min-width: 721px) {
	.yk-books--grid.yk-books--cols-1 .yk-books__card--split,
	.yk-books--grid.yk-books--cols-1 .yk-books__card--panel {
		grid-template-columns: auto minmax(0, 1fr) minmax(140px, 200px);
	}

	.yk-books--grid.yk-books--cols-1 .yk-books__media {
		margin-inline: 0;
		max-width: 140px;
	}

	.yk-books--grid.yk-books--cols-1 .yk-books__body {
		align-items: flex-start;
		text-align: left;
	}

	.yk-books--grid.yk-books--cols-1 .yk-books__meta-row {
		justify-content: flex-start;
	}

	.yk-books--grid.yk-books--cols-1 .yk-books__actions {
		flex-direction: column;
	}

	.yk-books--grid.yk-books--cols-1 .yk-books__btn {
		width: 100%;
		flex: none;
	}
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
	.yk-books--single .yk-books__card--split,
	.yk-books--single .yk-books__card--panel {
		grid-template-columns: auto minmax(0, 1fr);
	}

	.yk-books--single .yk-books__card--split .yk-books__actions,
	.yk-books--single .yk-books__card--panel .yk-books__actions {
		grid-column: 1 / -1;
		flex-direction: row;
		flex-wrap: wrap;
	}

	.yk-books--single .yk-books__card--split .yk-books__btn,
	.yk-books--single .yk-books__card--panel .yk-books__btn {
		flex: 1 1 calc(50% - 0.35rem);
		width: auto;
	}
}

@media (max-width: 720px) {
	.yk-books--single .yk-books__card--split,
	.yk-books--single .yk-books__card--panel {
		grid-template-columns: 1fr;
		justify-items: center;
		text-align: center;
	}

	.yk-books--single .yk-books__card--split .yk-books__media,
	.yk-books--single .yk-books__card--panel .yk-books__media {
		max-width: 180px;
		margin-inline: auto;
	}

	.yk-books--single .yk-books__card--split .yk-books__body,
	.yk-books--single .yk-books__card--panel .yk-books__body {
		align-items: center;
		text-align: center;
	}

	.yk-books--single .yk-books__card--split .yk-books__meta-row,
	.yk-books--single .yk-books__card--panel .yk-books__meta-row {
		justify-content: center;
	}

	.yk-books--single .yk-books__card--split .yk-books__actions,
	.yk-books--single .yk-books__card--panel .yk-books__actions {
		width: 100%;
	}

	.yk-books__btn {
		flex: 1 1 calc(50% - 0.35rem);
	}
}