/**
 * RSS Display - フロントエンド表示CSS
 */

:root {
	--rss-d-bg:             var(--wp--preset--color--base,       #ffffff);
	--rss-d-bg-card:        var(--wp--preset--color--base,       #ffffff);
	--rss-d-bg-muted:       var(--wp--preset--color--base-2,     #f5f5f5);
	--rss-d-border:         var(--wp--preset--color--base-2,     #e0e0e0);
	--rss-d-fg:             var(--wp--preset--color--contrast,   #1a1a2e);
	--rss-d-fg-muted:       var(--wp--preset--color--contrast-2, #555555);
	--rss-d-fg-subtle:      var(--wp--preset--color--contrast-3, #888888);
	--rss-d-accent:         var(--wp--preset--color--primary,    #0073aa);
	--rss-d-accent-hover:   var(--wp--preset--color--primary,    #005d8c);
	--rss-d-focus:          var(--wp--preset--color--secondary,  #4a90d9);
	--rss-d-overlay-dark:   rgba(0, 0, 0, 0.55);
	--rss-d-overlay-darker: rgba(0, 0, 0, 0.80);
	--rss-d-overlay-light:  rgba(255, 255, 255, 0.85);
}

.rss-d-grid {
	display: grid;
	grid-template-columns: repeat(var(--rss-d-columns, 3), 1fr);
	gap: 16px;
	margin: 0 0 1.5em;
	padding: 0;
	list-style: none;
}

.rss-d-card {
	position: relative;
	display: block;
	aspect-ratio: 16 / 9;
	overflow: hidden;
	border-radius: 8px;
	background-color: var(--rss-d-fg); /* 画像なし時のフォールバック背景色 */
	text-decoration: none;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
	transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.rss-d-card:focus-visible {
	outline: 2px solid var(--rss-d-focus);
	outline-offset: 2px;
}

/* 全面背景画像 */
.rss-d-img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.4s ease;
}

/* 下部グラデーションオーバーレイ（下部70%） */
.rss-d-overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(
		to bottom,
		rgba(0, 0, 0, 0) 30%,
		rgba(0, 0, 0, 0.75) 100%
	);
	pointer-events: none;
}

/* 右上の日付バッジ */
.rss-d-date {
	position: absolute;
	top: 8px;
	right: 8px;
	z-index: 2;
	padding: 3px 8px;
	font-size: 12px;
	line-height: 1.4;
	color: #ffffff;
	background: rgba(0, 0, 0, 0.6);
	border-radius: 4px;
	white-space: nowrap;
}

/* 左下のタイトル */
.rss-d-title {
	position: absolute;
	left: 12px;
	right: 12px;
	bottom: 12px;
	z-index: 2;
	margin: 0;
	padding: 0;
	font-size: 15px;
	font-weight: 700;
	line-height: 1.4;
	color: #ffffff;
	text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
	display: -webkit-box;
	-webkit-line-clamp: var(--rss-d-title-lines, 2);
	line-clamp: var(--rss-d-title-lines, 2);
	-webkit-box-orient: vertical;
	overflow: hidden;
	word-break: break-word;
}

.rss-d-title--bold {
	font-weight: 900;
}

/* サイト名バッジ（左上） */
.rss-d-site {
	position: absolute;
	top: 8px;
	left: 8px;
	z-index: 2;
	padding: 3px 8px;
	font-size: 11px;
	line-height: 1.4;
	color: #ffffff;
	background: var(--rss-d-overlay-dark);
	border-radius: 4px;
	white-space: nowrap;
	max-width: calc(100% - 16px);
	overflow: hidden;
	text-overflow: ellipsis;
}

/* 説明文（カード下部、グリッドタイプのみ） */
.rss-d-desc {
	position: absolute;
	left: 12px;
	right: 12px;
	bottom: 8px;
	z-index: 2;
	margin: 0;
	padding: 0;
	font-size: 12px;
	line-height: 1.4;
	color: var(--rss-d-overlay-light);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

/* list タイプ */
.rss-d-type-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.rss-d-type-list .rss-d-card {
	aspect-ratio: unset;
	display: flex;
	flex-direction: row;
	align-items: stretch;
	min-height: 80px;
	border-radius: 6px;
}

.rss-d-type-list .rss-d-img {
	position: relative;
	flex: 0 0 120px;
	width: 120px;
	height: auto;
	object-fit: cover;
	inset: unset;
}

.rss-d-type-list .rss-d-overlay {
	display: none;
}

.rss-d-type-list .rss-d-date,
.rss-d-type-list .rss-d-site,
.rss-d-type-list .rss-d-title,
.rss-d-type-list .rss-d-desc {
	position: relative;
	inset: unset;
	color: inherit;
	background: none;
	text-shadow: none;
	white-space: normal;
	padding: 0;
}

.rss-d-type-list .rss-d-card-body {
	flex: 1 1 auto;
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding: 10px 12px;
	min-width: 0;
}

.rss-d-type-list .rss-d-title {
	font-size: 14px;
	font-weight: 700;
	margin: 0;
	display: -webkit-box;
	-webkit-line-clamp: var(--rss-d-title-lines, 2);
	line-clamp: var(--rss-d-title-lines, 2);
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.rss-d-type-list .rss-d-date {
	font-size: 11px;
	color: var(--rss-d-fg-subtle);
	max-width: none;
}

.rss-d-type-list .rss-d-site {
	font-size: 11px;
	color: var(--rss-d-fg-subtle);
	max-width: none;
}

.rss-d-type-list .rss-d-desc {
	font-size: 12px;
	color: var(--rss-d-fg-muted);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	bottom: unset;
	left: unset;
	right: unset;
}

/* image_only：テキスト非表示・画像のみ */
.rss-d-type-image_only .rss-d-overlay {
	display: none;
}

/* list_vertical：画像上・テキスト下の縦積みカード */
.rss-d-type-list_vertical {
	display: grid;
	grid-template-columns: repeat(var(--rss-d-columns, 3), 1fr);
	gap: 16px;
}

.rss-d-type-list_vertical .rss-d-card {
	aspect-ratio: unset;
	display: flex;
	flex-direction: column;
	align-items: stretch;
	border-radius: 8px;
	background-color: var(--rss-d-bg-card);
	box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
}

.rss-d-type-list_vertical .rss-d-img {
	position: relative;
	inset: unset;
	width: 100%;
	height: 160px;
	object-fit: cover;
	flex-shrink: 0;
	border-radius: 8px 8px 0 0;
	transition: none;
}

.rss-d-type-list_vertical .rss-d-overlay {
	display: none;
}

.rss-d-type-list_vertical .rss-d-card-body {
	flex: 1 1 auto;
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding: 10px 12px;
	min-width: 0;
}

.rss-d-type-list_vertical .rss-d-title,
.rss-d-type-list_vertical .rss-d-date,
.rss-d-type-list_vertical .rss-d-site,
.rss-d-type-list_vertical .rss-d-desc {
	position: relative;
	inset: unset;
	color: inherit;
	background: none;
	text-shadow: none;
	white-space: normal;
	padding: 0;
}

.rss-d-type-list_vertical .rss-d-title {
	font-size: 14px;
	font-weight: 700;
	margin: 0;
	display: -webkit-box;
	-webkit-line-clamp: var(--rss-d-title-lines, 2);
	line-clamp: var(--rss-d-title-lines, 2);
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.rss-d-type-list_vertical .rss-d-date,
.rss-d-type-list_vertical .rss-d-site {
	font-size: 11px;
	color: var(--rss-d-fg-subtle);
	max-width: none;
}

.rss-d-type-list_vertical .rss-d-desc {
	font-size: 12px;
	color: var(--rss-d-fg-muted);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

/* text：画像なし・テキストのみカード（複数行説明あり） */
.rss-d-type-text {
	display: grid;
	grid-template-columns: repeat(var(--rss-d-columns, 3), 1fr);
	gap: 16px;
}

.rss-d-type-text .rss-d-card {
	aspect-ratio: unset;
	display: block;
	background-color: var(--rss-d-bg-card);
	border-radius: 8px;
	box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
	padding: 0;
}

.rss-d-type-text .rss-d-card-body {
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding: 14px 16px;
}

.rss-d-type-text .rss-d-title,
.rss-d-type-text .rss-d-date,
.rss-d-type-text .rss-d-site,
.rss-d-type-text .rss-d-desc {
	position: relative;
	inset: unset;
	color: inherit;
	background: none;
	text-shadow: none;
	white-space: normal;
	padding: 0;
}

.rss-d-type-text .rss-d-title {
	font-size: 14px;
	font-weight: 700;
	margin: 0;
	display: -webkit-box;
	-webkit-line-clamp: var(--rss-d-title-lines, 2);
	line-clamp: var(--rss-d-title-lines, 2);
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.rss-d-type-text .rss-d-date,
.rss-d-type-text .rss-d-site {
	font-size: 11px;
	color: var(--rss-d-fg-subtle);
	max-width: none;
}

.rss-d-type-text .rss-d-desc {
	font-size: 12px;
	color: var(--rss-d-fg-muted);
	display: -webkit-box;
	-webkit-line-clamp: 3;
	line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

/* text_line：1行テキストのみ・区切り線スタイル */
.rss-d-type-text_line {
	display: flex;
	flex-direction: column;
	gap: 0;
	margin: 0 0 1.5em;
}

.rss-d-type-text_line .rss-d-card {
	aspect-ratio: unset;
	display: block;
	background-color: transparent;
	border-radius: 0;
	box-shadow: none;
	border-bottom: 1px solid var(--rss-d-border);
	padding: 0;
}

.rss-d-type-text_line .rss-d-card:first-child {
	border-top: 1px solid var(--rss-d-border);
}

.rss-d-type-text_line .rss-d-card-body {
	display: flex;
	flex-direction: row;
	align-items: center;
	gap: 12px;
	padding: 10px 4px;
}

.rss-d-type-text_line .rss-d-title,
.rss-d-type-text_line .rss-d-date,
.rss-d-type-text_line .rss-d-site {
	position: relative;
	inset: unset;
	color: inherit;
	background: none;
	text-shadow: none;
	white-space: nowrap;
	padding: 0;
}

.rss-d-type-text_line .rss-d-title {
	font-size: 14px;
	font-weight: 600;
	margin: 0;
	flex: 1 1 auto;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	-webkit-line-clamp: unset;
	line-clamp: unset;
}

.rss-d-type-text_line .rss-d-date,
.rss-d-type-text_line .rss-d-site {
	font-size: 11px;
	color: var(--rss-d-fg-subtle);
	flex-shrink: 0;
}

/* ---- カルーセル ---- */

.rss-d-carousel-wrap {
	position: relative;
	display: flex;
	align-items: center;
	gap: 0;
	margin: 0 0 1.5em;
}

.rss-d-carousel-viewport {
	overflow: hidden;
	flex: 1 1 auto;
	min-width: 0;
}

.rss-d-carousel-track {
	display: flex;
	transition: transform 0.35s ease;
	will-change: transform;
}

.rss-d-carousel-card {
	flex: 0 0 calc(100% / var(--rss-d-columns, 3));
	min-width: 0;
	padding: 0 8px;
	box-sizing: border-box;
}

.rss-d-carousel-btn {
	flex-shrink: 0;
	width: 36px;
	height: 36px;
	border: none;
	border-radius: 50%;
	background: var(--rss-d-overlay-dark);
	color: #fff;
	font-size: 16px;
	line-height: 1;
	cursor: pointer;
	z-index: 2;
	transition: background 0.2s;
	display: flex;
	align-items: center;
	justify-content: center;
}

.rss-d-carousel-btn:hover {
	background: var(--rss-d-overlay-darker);
}

.rss-d-carousel-btn:disabled {
	opacity: 0.3;
	cursor: default;
}

/* ---- ポップアップグリッド ---- */

.rss-d-type-popup_grid .rss-d-card {
	border: none;
	cursor: pointer;
	text-align: left;
	font: inherit;
	width: 100%;
	padding: 0;
}

.rss-d-modal-overlay {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.75);
	z-index: 99999;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 16px;
	box-sizing: border-box;
}

.rss-d-modal-overlay[hidden] {
	display: none;
}

.rss-d-modal {
	background: var(--rss-d-bg-card);
	border-radius: 12px;
	max-width: 640px;
	width: 100%;
	max-height: 90vh;
	overflow-y: auto;
	position: relative;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.rss-d-modal-close {
	position: absolute;
	top: 12px;
	right: 12px;
	width: 32px;
	height: 32px;
	border: none;
	border-radius: 50%;
	background: var(--rss-d-overlay-dark);
	color: #fff;
	font-size: 20px;
	line-height: 1;
	cursor: pointer;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: center;
}

.rss-d-modal-img {
	width: 100%;
	max-height: 320px;
	object-fit: cover;
	border-radius: 12px 12px 0 0;
	display: block;
}

.rss-d-modal-body {
	padding: 20px 24px 24px;
}

.rss-d-modal-meta {
	display: flex;
	gap: 12px;
	margin: 0 0 8px;
	font-size: 12px;
	color: var(--rss-d-fg-subtle);
}

.rss-d-modal-title {
	margin: 0 0 10px;
	font-size: 18px;
	font-weight: 700;
	line-height: 1.4;
}

.rss-d-modal-desc {
	margin: 0 0 16px;
	font-size: 14px;
	color: var(--rss-d-fg-muted);
	line-height: 1.6;
}

.rss-d-modal-link {
	display: inline-block;
	padding: 8px 20px;
	background: var(--rss-d-accent);
	color: #fff;
	border-radius: 6px;
	text-decoration: none;
	font-size: 14px;
	font-weight: 600;
}

.rss-d-modal-link:hover {
	background: var(--rss-d-accent-hover);
	color: #fff;
}

/* ホバー時：影を強調＋画像ズーム */
.rss-d-card:hover {
	box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.rss-d-card:hover .rss-d-img {
	transform: scale(1.05);
}

.rss-d-type-list .rss-d-card:hover .rss-d-img,
.rss-d-type-list_vertical .rss-d-card:hover .rss-d-img {
	transform: none;
}

.rss-d-type-text .rss-d-card:hover,
.rss-d-type-text_line .rss-d-card:hover {
	background-color: var(--rss-d-bg-muted);
}

/* レスポンシブ：タブレット2列 / スマホ1列（responsive="1" 時のみ） */
@media (max-width: 1024px) {
	.rss-d-responsive.rss-d-grid,
	.rss-d-responsive.rss-d-type-list_vertical,
	.rss-d-responsive.rss-d-type-text {
		grid-template-columns: repeat(2, 1fr);
	}

	.rss-d-responsive.rss-d-type-list_vertical .rss-d-img {
		height: 140px;
	}

	.rss-d-carousel-wrap.rss-d-responsive {
		--rss-d-columns: 2;
	}
}

@media (max-width: 600px) {
	.rss-d-responsive.rss-d-grid,
	.rss-d-responsive.rss-d-type-list_vertical,
	.rss-d-responsive.rss-d-type-text {
		grid-template-columns: 1fr;
	}

	.rss-d-carousel-wrap.rss-d-responsive {
		--rss-d-columns: 1;
	}

	.rss-d-type-list .rss-d-img {
		flex: 0 0 90px;
		width: 90px;
	}

	.rss-d-type-list_vertical .rss-d-img {
		height: 180px;
	}

	.rss-d-type-text_line .rss-d-card-body {
		flex-wrap: wrap;
		gap: 4px;
	}

	.rss-d-type-text_line .rss-d-title {
		white-space: normal;
		text-overflow: unset;
		overflow: hidden;
		display: -webkit-box;
		-webkit-line-clamp: 2;
		line-clamp: 2;
		-webkit-box-orient: vertical;
	}
}