/* ── 阅读宽度：由 body class 控制，标准 / 宽 / 全宽 ── */
body.ca-reading--standard .ca-read-layout {
	grid-template-columns: 180px minmax(0, 680px);
	max-width: 880px;
}
body.ca-reading--wide .ca-read-layout {
	grid-template-columns: 180px minmax(0, 760px);
	max-width: 964px;
}
body.ca-reading--full .ca-read-layout {
	grid-template-columns: 180px minmax(0, 1fr);
	max-width: none;
}
body.ca-reading--full .ca-layout-read {
	max-width: var(--ca-reading-full-text, 1200px);
	padding-left: 16px;
	padding-right: 16px;
}
/* 全屏模式：目录置顶，正文使用整个内容区宽度；右侧创始人卡保留。 */
body.ca-reading--full .ca-read-layout {
	display: block;
}
body.ca-reading--full .ca-toc {
	position: static;
	order: -1;
	margin: 0 0 28px;
}
body.ca-reading--full .ca-toc ol {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 4px 12px;
}
@media (min-width: 1281px) {
	body.ca-reading .ca-read-layout {
		gap: 24px;
	}
}

/* 没有目录时不能保留空的 200px 左栏 */
body.ca-reading--standard .ca-read-layout--no-toc {
	grid-template-columns: minmax(0, 680px);
	max-width: 680px;
}
body.ca-reading--wide .ca-read-layout--no-toc {
	grid-template-columns: minmax(0, 760px);
	max-width: 760px;
}
body.ca-reading--full .ca-read-layout--no-toc {
	grid-template-columns: minmax(0, 1fr);
	max-width: none;
}

/* 目录隐藏后正文居中 */
body.ca-reading--toc-hidden .ca-toc {
	display: none;
}
body.ca-reading--standard.ca-reading--toc-hidden .ca-read-layout {
	grid-template-columns: minmax(0, 680px);
	max-width: 680px;
}
body.ca-reading--wide.ca-reading--toc-hidden .ca-read-layout {
	grid-template-columns: minmax(0, 760px);
	max-width: 760px;
}
body.ca-reading--full.ca-reading--toc-hidden .ca-read-layout {
	grid-template-columns: minmax(0, 1fr);
	max-width: none;
}

@media (max-width: 1280px) {
	body.ca-reading--standard .ca-read-layout {
		grid-template-columns: minmax(0, 680px);
		max-width: 680px;
	}
	body.ca-reading--wide .ca-read-layout {
		grid-template-columns: minmax(0, 760px);
		max-width: 760px;
	}
	body.ca-reading--full .ca-read-layout {
		grid-template-columns: minmax(0, 1fr);
		max-width: none;
	}
	body.ca-reading--full .ca-layout-read {
		max-width: var(--ca-reading-full-text, 1200px);
		margin: 0 auto;
	}
	body.ca-reading--standard.ca-reading--toc-hidden .ca-read-layout {
		grid-template-columns: minmax(0, 680px);
		max-width: 680px;
	}
	body.ca-reading--wide.ca-reading--toc-hidden .ca-read-layout {
		grid-template-columns: minmax(0, 760px);
		max-width: 760px;
	}
	body.ca-reading--full.ca-reading--toc-hidden .ca-read-layout {
		grid-template-columns: minmax(0, 1fr);
		max-width: none;
	}
}


/* ── 页面级宽度：宽度切换影响整个阅读界面，而不只是正文列 ──
   所有宽度模式都保留右侧创始人卡；只有后台明确关闭创始人卡，
   或管理员在前台临时关闭时，才释放右栏空间。 */
@media (min-width: 1025px) {
	body.ca-reading--standard .site-content .content-area,
	body.ca-reading--wide .site-content .content-area,
	body.ca-reading--full .site-content .content-area {
		width: auto;
		flex: 1 1 0%;
		min-width: 0;
	}
	body.ca-reading--standard #right-sidebar,
	body.ca-reading--wide #right-sidebar,
	body.ca-reading--full #right-sidebar {
		display: block;
		width: 340px;
		flex: 0 0 340px;
	}
}
body.ca-reading--standard .site.grid-container {
	max-width: 1280px;
}
body.ca-reading--wide .site.grid-container {
	max-width: 1400px;
}
body.ca-reading--full .site.grid-container {
	max-width: none;
	width: 100%;
}
body.ca-reading--standard .site-header .inside-header,
body.ca-reading--standard .site-footer .inside-site-info {
	max-width: 1280px;
}
body.ca-reading--wide .site-header .inside-header,
body.ca-reading--wide .site-footer .inside-site-info {
	max-width: 1400px;
}
body.ca-reading--full .site-header .inside-header,
body.ca-reading--full .site-footer .inside-site-info {
	max-width: none;
	width: 100%;
}
body.ca-reading--standard .site-content {
	max-width: 1280px;
}
body.ca-reading--wide .site-content {
	max-width: 1400px;
}
body.ca-reading--full .site-content {
	max-width: none;
	width: 100%;
}
body.ca-reading--standard .inside-article {
	padding-left: 30px;
	padding-right: 30px;
}
body.ca-reading--wide .inside-article {
	padding-left: 32px;
	padding-right: 32px;
}
body.ca-reading--full .inside-article {
	max-width: none;
	padding-left: clamp(16px, 3vw, 32px);
	padding-right: clamp(16px, 3vw, 32px);
}
body.ca-reading--wide .ca-cover-frame {
	max-width: 1000px;
}
body.ca-reading--full .ca-cover-frame {
	max-width: 1200px;
}
body.ca-reading--wide .ca-cover-meta,
body.ca-reading--wide .ca-read-toolbar {
	max-width: 1000px;
}
body.ca-reading--full .ca-cover-meta,
body.ca-reading--full .ca-read-toolbar {
	max-width: 1200px;
}
body.ca-reading--wide .ca-after-content {
	max-width: 760px;
}
body.ca-reading--full .ca-after-content {
	max-width: var(--ca-reading-full-text, 1200px);
}

/* ── 前台阅读设置工具栏 ── */
.ca-read-toolbar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px 16px;
	max-width: 900px;
	margin: -18px auto 30px;
	padding: 9px 14px;
	border: 1px solid var(--ca-border, #e7e2d8);
	border-radius: 12px;
	background: linear-gradient(180deg, #fffdf8, #fff);
	box-shadow: 0 12px 28px -26px rgba(15, 23, 42, .35);
	font-size: 12px;
	color: var(--ca-text-muted, #6b7280);
}
.ca-read-toolbar__label {
	font-weight: 800;
	letter-spacing: .08em;
	color: var(--ca-dark, #111827);
	white-space: nowrap;
}
.ca-read-toolbar__group {
	display: flex;
	align-items: center;
	gap: 6px;
}
.ca-read-toolbar__hint {
	font-size: 11px;
	color: var(--ca-text-muted, #6b7280);
	margin-right: 2px;
}
.ca-read-toolbar__btn {
	appearance: none;
	border: 1px solid var(--ca-border, #e7e2d8);
	border-radius: 999px;
	background: #fff;
	color: var(--ca-text-muted, #6b7280);
	padding: 4px 10px;
	font: inherit;
	line-height: 1.5;
	cursor: pointer;
	transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.ca-read-toolbar__btn:hover {
	border-color: var(--ca-read-accent, #b4884d);
	color: var(--ca-dark, #111827);
}
.ca-read-toolbar__btn.is-active {
	background: var(--ca-read-accent-soft, rgba(180, 136, 77, .14));
	border-color: var(--ca-read-accent, #b4884d);
	color: var(--ca-dark, #111827);
	font-weight: 700;
}
.ca-read-toolbar__reset {
	appearance: none;
	border: 0;
	background: none;
	color: var(--ca-text-muted, #6b7280);
	font: inherit;
	font-size: 11px;
	cursor: pointer;
	margin-left: auto;
	padding: 2px 4px;
	text-decoration: underline;
	text-underline-offset: 3px;
}
.ca-read-toolbar__reset:hover {
	color: var(--ca-read-accent, #b4884d);
}
.ca-read-toolbar__btn:focus-visible,
.ca-read-toolbar__reset:focus-visible {
	outline: 2px solid var(--ca-read-accent, #b4884d);
	outline-offset: 2px;
}

@media (max-width: 640px) {
	.ca-read-toolbar {
		margin: -12px auto 24px;
		padding: 9px 12px;
		gap: 8px 10px;
	}
	.ca-read-toolbar__label {
		width: auto;
		font-size: 11px;
	}
	.ca-read-toolbar {
		gap: 6px 8px;
	}
	.ca-read-toolbar__reset {
		margin-left: 0;
	}
}

/* 关闭创始人卡时释放右栏空间 */
body.ca-reading--no-founder #right-sidebar {
	display: none;
}
body.ca-reading--no-founder .site-content .content-area {
	width: 100%;
}
body.ca-reading--no-meta .ca-read-toolbar {
	margin-top: 0;
}

/* 前台模块开关（读者本地偏好，不写数据库） */
body.ca-reading--hide-meta .ca-cover-meta {
	display: none;
}
body.ca-reading--hide-founder #right-sidebar {
	display: none;
}
body.ca-reading--hide-founder .site-content .content-area {
	width: 100%;
}
body.ca-reading--hide-after .ca-author-line,
body.ca-reading--hide-after .ca-continue,
body.ca-reading--hide-after .ca-crosslink {
	display: none;
}

/* 管理员入口 */
.ca-read-toolbar__admin {
	font-size: 11px;
	color: var(--ca-read-accent, #b4884d);
	text-decoration: none;
	border-bottom: 1px solid currentColor;
	white-space: nowrap;
}
.ca-read-toolbar__admin:hover {
	color: var(--ca-dark, #111827);
}
.ca-read-toolbar__admin:focus-visible {
	outline: 2px solid var(--ca-read-accent, #b4884d);
	outline-offset: 2px;
	border-radius: 4px;
}

/* S-level accessibility: visible focus inside the reading experience */
.ca-toc a:focus-visible,
.ca-layout-read a:focus-visible,
.ca-founder-card a:focus-visible,
.ca-author-line a:focus-visible,
.ca-continue a:focus-visible {
	outline: 2px solid var(--ca-read-accent, #b4884d);
	outline-offset: 2px;
	border-radius: 4px;
}