/* 文集前台：左目录 + 右内容 */

.wenji-container {
	position: relative;
	margin: 24px 0;
}

/* 两栏布局（目录 + 正文）下沉到内层，容器保持块级，标题可占整行。 */
.wenji-layout {
	display: flex;
	gap: 32px;
	align-items: flex-start;
}

/* 文集标题：默认隐藏（由主题显示页面标题），仅全屏时整行显示。 */
.wenji-title {
	display: none;
	margin: 0;
}

.wenji-container.is-fullscreen .wenji-title {
	display: block;
	text-align: center;
	margin: 24px 0 40px;
	padding: 8px 0 0;
	font-size: 2em;
	font-weight: 700;
	line-height: 1.35;
	color: #111827;
}

/* 目录 */
.wenji-toc {
	flex: 0 0 260px;
	position: sticky;
	top: 24px;
	max-height: calc(100vh - 48px);
	overflow-y: auto;
	border-right: 1px solid #e5e7eb;
	padding-right: 16px;
}

.wenji-toc-heading {
	margin: 0 0 12px;
	padding-bottom: 8px;
	font-size: 15px;
	font-weight: 700;
	color: #111827;
	letter-spacing: .04em;
	border-bottom: 2px solid #111827;
}

.wenji-toc-toggle {
	display: none;
	width: 100%;
	padding: 10px 14px;
	background: #111827;
	color: #fff;
	border: 0;
	border-radius: 6px;
	font-size: 15px;
	cursor: pointer;
}

.wenji-toc-list {
	list-style: none;
	margin: 0;
	padding: 0;
	counter-reset: wenji-toc;
}

ol.wenji-toc-list .wenji-toc-link::before {
	counter-increment: wenji-toc;
	content: counter(wenji-toc) ". ";
	color: #9ca3af;
}

.wenji-toc-item {
	margin: 0;
}

.wenji-toc-link {
	display: block;
	padding: 8px 10px;
	color: #374151;
	text-decoration: none;
	border-radius: 6px;
	border-left: 3px solid transparent;
	line-height: 1.4;
	transition: background .15s, color .15s, border-color .15s;
}

.wenji-toc-link:hover {
	background: #f3f4f6;
	color: #111827;
}

.wenji-toc-item.is-active > .wenji-toc-link {
	background: #eff6ff;
	color: #1d4ed8;
	border-left-color: #1d4ed8;
	font-weight: 600;
}

/* 内容 */
.wenji-content {
	flex: 1 1 auto;
	min-width: 0;
}

.wenji-article {
	display: none;
}

.wenji-article.is-active {
	display: block;
}

.wenji-article-header {
	margin-bottom: 16px;
	padding-bottom: 12px;
	border-bottom: 1px solid #e5e7eb;
}

.wenji-article-title {
	margin: 0 0 6px;
	font-size: 1.8em;
	line-height: 1.25;
}

.wenji-article-permalink {
	font-size: 13px;
	color: #6b7280;
	text-decoration: none;
}

.wenji-article-permalink:hover {
	color: #1d4ed8;
}

.wenji-article-body {
	line-height: 1.75;
}

.wenji-article-body img {
	max-width: 100%;
	height: auto;
}

.wenji-loading,
.wenji-error {
	padding: 24px;
	text-align: center;
	color: #6b7280;
}

.wenji-empty {
	color: #6b7280;
	font-style: italic;
}

/* 上一篇 / 下一篇 */
.wenji-nav {
	display: flex;
	gap: 12px;
	justify-content: space-between;
	margin-top: 32px;
	padding-top: 20px;
	border-top: 1px solid #e5e7eb;
}

.wenji-nav-btn {
	flex: 1 1 0;
	min-width: 0;
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding: 12px 16px;
	background: #fff;
	border: 1px solid #e5e7eb;
	border-radius: 8px;
	cursor: pointer;
	text-align: left;
	transition: border-color .15s, box-shadow .15s, background .15s;
}

.wenji-nav-btn:hover:not(:disabled) {
	border-color: #1d4ed8;
	box-shadow: 0 1px 4px rgba(29, 78, 216, .12);
}

.wenji-nav-btn:disabled {
	opacity: .4;
	cursor: default;
}

.wenji-next {
	text-align: right;
	align-items: flex-end;
}

.wenji-nav-dir {
	font-size: 12px;
	color: #6b7280;
	letter-spacing: .02em;
}

.wenji-nav-title {
	font-weight: 600;
	color: #111827;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	max-width: 100%;
}

.wenji-nav-title:empty {
	display: none;
}

/* —— 分编目录（可折叠）—— */
.wenji-toc-group {
	margin-bottom: 6px;
}

.wenji-toc-group-toggle {
	display: flex;
	align-items: center;
	gap: 6px;
	width: 100%;
	padding: 8px 6px;
	background: none;
	border: 0;
	border-bottom: 1px solid #e5e7eb;
	font-size: 13px;
	font-weight: 700;
	color: #111827;
	letter-spacing: .02em;
	cursor: pointer;
	text-align: left;
}

.wenji-toc-group-toggle:hover {
	color: #1d4ed8;
}

.wenji-toc-caret {
	flex: 0 0 auto;
	width: 0;
	height: 0;
	border-left: 5px solid currentColor;
	border-top: 4px solid transparent;
	border-bottom: 4px solid transparent;
	transition: transform .15s;
}

.wenji-toc-group.is-open .wenji-toc-caret {
	transform: rotate(90deg);
}

.wenji-toc-group-name {
	flex: 1 1 auto;
	min-width: 0;
}

.wenji-toc-group-body {
	overflow: hidden;
}

.wenji-toc-group:not(.is-open) .wenji-toc-group-body {
	display: none;
}

.wenji-toc-group .wenji-toc-list {
	padding: 4px 0 4px 6px;
}

/* —— 强制全屏 —— */
body.wenji-fs-lock {
	overflow: hidden;
}

.wenji-fs-toggle {
	position: absolute;
	top: 0;
	right: 0;
	width: 34px;
	height: 34px;
	line-height: 34px;
	text-align: center;
	background: #fff;
	border: 1px solid #e5e7eb;
	border-radius: 6px;
	color: #374151;
	font-size: 16px;
	cursor: pointer;
	z-index: 5;
}

.wenji-container.is-fullscreen {
	position: fixed;
	top: var(--wenji-fs-top, 0px); /* 让出网站头部菜单 */
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 99999;
	margin: 0;
	padding: 24px clamp(16px, 4vw, 56px);
	background: #fff;
	overflow: auto;
	max-width: none;
}

.wenji-container.is-fullscreen .wenji-fs-toggle {
	position: fixed;
	top: calc(var(--wenji-fs-top, 0px) + 12px);
	right: 16px;
}

.wenji-container.is-fullscreen .wenji-toc {
	max-height: calc(100vh - var(--wenji-fs-top, 0px) - 48px);
}

/* 全屏顶部菜单条（仅网站菜单，插件自渲染） */
.wenji-fs-menu {
	display: none;
}

.wenji-container.is-fullscreen .wenji-fs-menu {
	display: block;
	position: fixed;
	top: var(--wenji-adminbar, 0px);
	left: 0;
	right: 0;
	z-index: 100000;
	padding: 0 16px;
	background: #3a8fa0; /* 柔和青色 */
	box-shadow: 0 1px 6px rgba(0, 0, 0, .12);
}

.wenji-fs-menu-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 2px;
	min-height: 44px;
}

.wenji-fs-menu-list li {
	margin: 0;
}

.wenji-fs-menu-list a {
	display: block;
	padding: 10px 14px;
	color: #ffffff;
	text-decoration: none;
	font-size: 15px;
	border-radius: 6px;
}

.wenji-fs-menu-list a:hover,
.wenji-fs-menu-list .current-menu-item > a {
	background: rgba(255, 255, 255, .18);
	color: #fff;
}

/* 响应式：窄屏改为上下布局，目录可折叠 */
@media (max-width: 782px) {
	.wenji-layout {
		display: block;
	}

	.wenji-toc {
		position: static;
		max-height: none;
		border-right: 0;
		padding-right: 0;
		margin-bottom: 20px;
	}

	.wenji-toc-heading {
		display: none; /* 移动端由折叠按钮代替 */
	}

	.wenji-toc-toggle {
		display: block;
		margin-bottom: 10px;
	}

	/* 仅隐藏顶层目录（平铺列表或分编容器），编内列表由折叠逻辑控制 */
	.wenji-toc > .wenji-toc-list,
	.wenji-toc > .wenji-toc-groups {
		display: none;
	}

	.wenji-toc-open .wenji-toc > .wenji-toc-list,
	.wenji-toc-open .wenji-toc > .wenji-toc-groups {
		display: block;
		border: 1px solid #e5e7eb;
		border-radius: 6px;
		padding: 6px;
	}
}