/**
 * Opvo GEO Hub — 无框架基础样式（系统字体栈、可读行宽、最少装饰）
 */

:root {
	/* 浅色暖调：页底、卡片、品牌橙、文字层级 */
	--color-bg: #fbf8f5;
	--color-surface: #ffffff;
	--color-bg-subtle: #f5f0eb;
	--color-text: #2b1e16;
	--color-muted: #6f5c50;
	--color-border: #e5dcd4;
	--color-link: #ff7a00;
	--color-link-hover: #f96302;
	--shadow-card: 0 1px 3px rgba(43, 30, 22, 0.07);
	--font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	--max-readable: 42rem;
	--space: 1rem;
}

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

html {
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: 1rem;
	line-height: 1.6;
	color: var(--color-text);
	background: var(--color-bg);
}

img,
video {
	max-width: 100%;
	height: auto;
	vertical-align: middle;
}

a {
	color: var(--color-link);
	text-decoration-thickness: 1px;
	text-underline-offset: 0.15em;
}

a:hover,
a:focus {
	color: var(--color-link-hover);
	text-decoration: none;
}

.site-wrap {
	max-width: 68rem;
	margin: 0 auto;
	padding: 0 var(--space);
	display: grid;
	grid-template-columns: 1fr;
	gap: calc(var(--space) * 2);
}

@media (min-width: 960px) {
	.site-wrap {
		grid-template-columns: minmax(0, 1fr) 16rem;
		align-items: start;
	}

	.site-wrap--front {
		grid-template-columns: 1fr;
	}
}

.site-header {
	background: var(--color-surface);
	border-bottom: 1px solid var(--color-border);
	margin-bottom: calc(var(--space) * 1.5);
	box-shadow: var(--shadow-card);
}

.site-header__inner {
	max-width: 68rem;
	margin: 0 auto;
	padding: var(--space) var(--space);
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: var(--space);
}

.site-title {
	margin: 0;
	font-size: 1.25rem;
	font-weight: 600;
}

.site-title a {
	color: inherit;
	text-decoration: none;
}

.site-description {
	margin: 0.25rem 0 0;
	font-size: 0.875rem;
	color: var(--color-muted);
}

.site-navigation .menu {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.25rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-navigation a {
	color: var(--color-muted);
	text-decoration: none;
	font-weight: 500;
}

.site-navigation a:hover,
.site-navigation a:focus {
	color: var(--color-link);
	text-decoration: underline;
}

.site-main {
	min-width: 0;
}

.widget-area {
	font-size: 0.9375rem;
	border-top: 1px solid var(--color-border);
	padding-top: var(--space);
	text-align: left;
}

@media (min-width: 960px) {
	.widget-area {
		border-top: none;
		padding: calc(var(--space) * 1.125);
		border: 1px solid var(--color-border);
		border-radius: 10px;
		background: var(--color-surface);
		box-shadow: var(--shadow-card);
		align-self: start;
		min-width: 0;
	}
}

.widget {
	margin: 0;
	padding-bottom: calc(var(--space) * 1.35);
	border-bottom: 1px solid var(--color-bg-subtle);
}

.widget:last-child {
	padding-bottom: 0;
	border-bottom: none;
}

.widget-title {
	margin: 0 0 0.65rem;
	font-size: 0.6875rem;
	font-weight: 600;
	line-height: 1.35;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--color-muted);
}

.widget-area p,
.widget-area li {
	line-height: 1.55;
}

.widget ul,
.widget ol {
	margin: 0;
	padding-inline-start: 1.125rem;
	list-style-position: outside;
	text-align: left;
}

.widget li {
	margin-block: 0.35rem;
}

.widget ul ul {
	margin-block-start: 0.35rem;
}

.widget a {
	word-break: break-word;
}

/* 搜索：经典挂件（searchform.php 为 label + .search-form__inner 行内布局） */
.widget-area .widget_search .search-form,
.widget-area .widget_search form[role='search'],
.widget.widget_search .search-form,
.widget.widget_search form[role='search'] {
	display: flex;
	flex-direction: column;
	align-items: stretch;
	gap: 0.35rem;
	width: 100%;
	max-width: 100%;
	margin: 0;
}

.widget-area .widget_search .search-form__inner,
.widget.widget_search .search-form__inner {
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	justify-content: flex-start;
	gap: 0.45rem;
	width: 100%;
	min-width: 0;
}

.widget-area .widget_search .search-form .search-field,
.widget.widget_search .search-form .search-field,
.widget-area .widget_search .search-form__inner .search-field,
.widget.widget_search .search-form__inner .search-field {
	display: block;
	flex: 1 1 auto;
	min-width: 0;
	margin: 0;
	padding: 0.25rem 0.5rem;
	font: inherit;
	font-size: 0.875rem;
	line-height: 1.35;
	color: var(--color-text);
	background: var(--color-bg-subtle);
	border: 1px solid var(--color-border);
	border-radius: 6px;
	box-shadow: inset 0 1px 1px rgba(43, 30, 22, 0.04);
}

.widget-area .widget_search .search-form .search-field:focus,
.widget.widget_search .search-form .search-field:focus,
.widget-area .widget_search .search-form__inner .search-field:focus,
.widget.widget_search .search-form__inner .search-field:focus {
	outline: 2px solid var(--color-link);
	outline-offset: 1px;
	background: var(--color-surface);
	border-color: var(--color-muted);
}

.widget-area .widget_search .search-form .search-submit,
.widget.widget_search .search-form .search-submit,
.widget-area .widget_search .search-form__inner .search-submit,
.widget.widget_search .search-form__inner .search-submit {
	writing-mode: horizontal-tb;
	white-space: nowrap;
	flex: 0 0 auto;
	margin: 0;
	padding: 0.25rem 0.65rem;
	font: inherit;
	font-size: 0.875rem;
	line-height: 1.35;
	font-weight: 600;
	color: var(--color-text);
	background: linear-gradient(to bottom, #fffaf6, var(--color-bg-subtle));
	border: 1px solid var(--color-border);
	border-radius: 6px;
	cursor: pointer;
}

.widget-area .widget_search .search-form .search-submit:hover,
.widget-area .widget_search .search-form .search-submit:focus,
.widget.widget_search .search-form .search-submit:hover,
.widget.widget_search .search-form .search-submit:focus,
.widget-area .widget_search .search-form__inner .search-submit:hover,
.widget.widget_search .search-form__inner .search-submit:focus {
	border-color: var(--color-muted);
	background: var(--color-surface);
	color: var(--color-link-hover);
}

/* 区块「搜索」：标签独占一行，避免与输入区横向挤叠 */
.widget-area form.wp-block-search {
	display: flex;
	flex-direction: column;
	align-items: stretch;
	gap: 0.35rem;
	margin: 0;
}

.widget-area form.wp-block-search .wp-block-search__label {
	flex: 0 0 auto;
	margin: 0;
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--color-muted);
}

.widget-area form.wp-block-search .wp-block-search__inside-wrapper {
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	gap: 0.375rem;
	width: 100%;
}

.widget-area form.wp-block-search .wp-block-search__input {
	flex: 1 1 auto;
	min-width: 0;
	min-height: 0;
	margin: 0;
	padding: 0.25rem 0.5rem;
	font: inherit;
	font-size: 0.875rem;
	line-height: 1.35;
	color: var(--color-text);
	background: var(--color-bg-subtle);
	border: 1px solid var(--color-border);
	border-radius: 6px;
	box-shadow: inset 0 1px 1px rgba(43, 30, 22, 0.04);
}

.widget-area form.wp-block-search .wp-block-search__input:focus {
	outline: 2px solid var(--color-link);
	outline-offset: 1px;
	background: var(--color-surface);
	border-color: var(--color-muted);
}

.widget-area form.wp-block-search .wp-block-search__button {
	writing-mode: horizontal-tb;
	white-space: nowrap;
	flex: 0 0 auto;
	margin: 0;
	padding: 0.25rem 0.65rem;
	font: inherit;
	font-size: 0.875rem;
	line-height: 1.35;
	font-weight: 600;
	color: var(--color-text);
	background: linear-gradient(to bottom, #fffaf6, var(--color-bg-subtle));
	border: 1px solid var(--color-border);
	border-radius: 6px;
	cursor: pointer;
}

.widget-area form.wp-block-search .wp-block-search__button:hover,
.widget-area form.wp-block-search .wp-block-search__button:focus {
	border-color: var(--color-muted);
	background: var(--color-surface);
	color: var(--color-link-hover);
}

/* 「近期文章」等与侧栏对齐 */
.widget-area .wp-block-latest-posts,
.widget-area .wp-block-page-list {
	padding: 0;
	margin: 0;
	list-style: none;
	text-align: left;
}

.widget-area .wp-block-latest-posts__post-title {
	text-align: left;
}

.widget-area .wp-block-latest-posts li {
	margin-block: 0.4rem;
}

.widget-area .wp-block-categories-list {
	margin: 0;
	padding-inline-start: 1.125rem;
	text-align: left;
}

.widget-area .wp-block-archives-list {
	margin: 0;
	padding-inline-start: 1.125rem;
	text-align: left;
}

/* WordPress 「近期评论」区块与经典挂件 */
.widget-area .wp-block-latest-comments__list,
.widget_recent_comments ul,
.widget_recent_comments ol {
	list-style: none;
	margin: 0;
	padding: 0;
	text-align: left;
}

.widget-area .wp-block-latest-comments__comment,
.widget_recent_comments li {
	margin: 0 0 0.875rem;
	text-align: left;
}

.widget-area .wp-block-latest-comments__comment:last-child,
.widget_recent_comments li:last-child {
	margin-bottom: 0;
}

.widget-area .wp-block-latest-comments__comment-excerpt {
	margin-block: 0.25rem;
	text-align: left;
}

.widget-area .wp-block-latest-comments__comment-meta,
.widget-area .wp-block-latest-comments__comment-link,
.widget-area .wp-block-latest-comments__comment-author {
	display: inline;
	text-align: left;
}

.widget-area article {
	text-align: left;
	max-width: 100%;
}

.widget-area cite,
.widget_rss cite,
.widget_recent_comments cite {
	display: inline;
	text-align: left;
	font-style: normal;
}

.widget_calendar caption,
.widget_calendar table {
	width: 100%;
	text-align: left;
	margin-inline: auto 0;
}

.widget_rss ul {
	list-style: none;
	padding: 0;
	text-align: left;
}

.widget_rss li {
	margin-block: 0.4rem;
}

.widget_recent_entries ul {
	padding-inline-start: 0;
	list-style: none;
	text-align: left;
}

.widget_recent_entries li {
	margin-block: 0.4rem;
}

.widget_recent_entries ul ul {
	list-style-type: square;
	padding-inline-start: 1.125rem;
}

.widget_media_image figure,
.widget-area .wp-block-image {
	text-align: left;
	margin-inline: 0;
}

.widget-area .widget_text .textwidget > *:first-child {
	margin-block-start: 0;
}

.widget-area .widget_text .textwidget > *:last-child {
	margin-block-end: 0;
}

.widget-area .aligncenter:not(.wp-block-button) {
	margin-inline: 0 !important;
	text-align: left;
}

.page-header {
	margin-bottom: calc(var(--space) * 1.5);
}

.page-title {
	margin: 0 0 0.35rem;
	font-size: 1.75rem;
	line-height: 1.25;
}

.archive-description {
	color: var(--color-muted);
	font-size: 0.9375rem;
}

.entry {
	margin-bottom: calc(var(--space) * 1.5);
	padding: calc(var(--space) * 1.25);
	border: 1px solid var(--color-border);
	border-radius: 8px;
	background: var(--color-surface);
	box-shadow: var(--shadow-card);
}

.entry--single {
	padding: calc(var(--space) * 1.5);
}

.entry-title {
	margin: 0 0 0.35rem;
	font-size: 1.35rem;
	line-height: 1.3;
}

.entry--single .entry-title {
	font-size: 2rem;
}

.entry-meta {
	font-size: 0.875rem;
	color: var(--color-muted);
}

.entry-summary {
	margin-top: 0.5rem;
	max-width: var(--max-readable);
}

.entry-content {
	max-width: var(--max-readable);
}

.entry-content > *:first-child {
	margin-top: 0;
}

/* 单篇 GEO：面包屑（Rank Math 输出在 .entry-breadcrumbs 内） */
.entry-breadcrumbs {
	font-size: 0.8125rem;
	color: var(--color-muted);
	margin: 0 0 1rem;
	max-width: var(--max-readable);
}

.entry-breadcrumbs a {
	color: var(--color-muted);
	text-decoration: none;
	font-weight: 500;
}

.entry-breadcrumbs a:hover,
.entry-breadcrumbs a:focus {
	color: var(--color-link);
	text-decoration: underline;
}

/* 段落导航：h2/h3 自动目录 */
.entry-toc {
	max-width: var(--max-readable);
	margin: 0 0 1.25rem;
	padding: 0.75rem 1rem;
	border: 1px solid var(--color-border);
	border-radius: 6px;
	background: var(--color-bg-subtle);
	font-size: 0.875rem;
}

.entry-toc__label {
	margin: 0 0 0.5rem;
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--color-muted);
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.entry-toc__list,
.entry-toc__sublist {
	margin: 0;
	padding: 0;
	list-style: none;
}

.entry-toc__sublist {
	margin-top: 0.35rem;
	padding-inline-start: 0.875rem;
	border-inline-start: 2px solid var(--color-border);
}

.entry-toc__item {
	margin: 0.25rem 0;
}

.entry-toc a {
	text-decoration: none;
	color: var(--color-text);
}

.entry-toc a:hover,
.entry-toc a:focus {
	color: var(--color-link);
	text-decoration: underline;
}

/* 数据表：留白清晰、可读（自动发文统计数据） */
.entry--single .entry-content table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.9375rem;
	line-height: 1.45;
	margin: 1rem 0;
	border: 1px solid var(--color-border);
}

.entry--single .entry-content thead th {
	text-align: left;
	font-weight: 600;
	background: var(--color-bg-subtle);
	border-bottom: 1px solid var(--color-border);
}

.entry--single .entry-content th,
.entry--single .entry-content td {
	padding: 0.55rem 0.65rem;
	border-bottom: 1px solid var(--color-border);
	vertical-align: top;
}

.entry--single .entry-content tbody tr:last-child th,
.entry--single .entry-content tbody tr:last-child td {
	border-bottom: none;
}

.entry--single .entry-content tbody tr:nth-child(even) {
	background: var(--color-bg);
}

/* 宽幅表格横向滚动（不撑破正文栏） */
.entry--single .geo-entry-body {
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
}

.entry-footer {
	font-size: 0.875rem;
	color: var(--color-muted);
	margin-top: 1rem;
}

.read-more {
	font-weight: 500;
}

.post-thumbnail {
	margin: 1rem 0;
}

.post-pagination,
.post-navigation,
.posts-navigation,
.navigation.pagination {
	margin-top: 2rem;
	font-size: 0.9375rem;
}

.search-form {
	margin: 1rem 0;
}

.search-form__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.5rem;
}

.search-field {
	flex: 1 1 12rem;
	min-width: 0;
	padding: 0.5rem 0.65rem;
	border: 1px solid var(--color-border);
	font: inherit;
	background: var(--color-surface);
	color: var(--color-text);
	border-radius: 4px;
}

.search-submit {
	padding: 0.5rem 0.85rem;
	font: inherit;
	cursor: pointer;
	border: 1px solid var(--color-link);
	background: var(--color-link);
	color: #fff;
	border-radius: 4px;
}

.search-submit:hover,
.search-submit:focus {
	background: var(--color-link-hover);
	border-color: var(--color-link-hover);
}

.site-footer {
	margin-top: calc(var(--space) * 3);
	border-top: 1px solid var(--color-border);
	background: var(--color-bg-subtle);
}

.site-footer__inner {
	max-width: 68rem;
	margin: 0 auto;
	padding: var(--space);
}

.site-info {
	margin: 0;
	font-size: 0.875rem;
	color: var(--color-muted);
}

.comments-area {
	margin-top: calc(var(--space) * 2);
	max-width: var(--max-readable);
	font-size: 0.9375rem;
}

.comment-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.comment-body {
	margin-bottom: 1rem;
}

.screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	width: 1px;
	overflow: hidden;
	position: absolute !important;
	word-wrap: normal !important;
}

.skip-link:focus {
	clip: auto !important;
	clip-path: none;
	height: auto;
	width: auto;
	left: 0.5rem;
	top: 0.5rem;
	padding: 0.35rem 0.75rem;
	background: var(--color-text);
	color: #fff;
	z-index: 100000;
}

/* 通用引用（归档等） */
.wp-block-quote,
blockquote {
	border-left: 4px solid var(--color-bg-subtle);
	margin-left: 0;
	padding-left: 1rem;
	color: var(--color-muted);
}

/* SVO / 结论句：单篇正文内引用更醒目（主–谓–宾 结论块） */
.entry--single .entry-content blockquote,
.entry--single .entry-content .wp-block-quote {
	border-left-width: 4px;
	border-left-color: var(--color-link);
	margin: 1.25rem 0;
	padding: 1rem 1.15rem;
	background: var(--color-bg-subtle);
	color: var(--color-text);
	font-weight: 500;
	font-style: normal;
	line-height: 1.55;
	border-radius: 0 6px 6px 0;
}

.entry--single .entry-content blockquote cite,
.entry--single .entry-content blockquote footer {
	display: block;
	margin-top: 0.65rem;
	font-size: 0.875rem;
	font-weight: 400;
	font-style: normal;
	color: var(--color-muted);
}

.alignwide {
	max-width: 100%;
}

.alignfull {
	max-width: none;
	margin-left: calc(50% - 50vw);
	margin-right: calc(50% - 50vw);
	width: auto;
	width: 100vw;
	max-width: 100vw;
}

/* 首页：GEO 知识库枢纽 */
.site-main--front {
	display: flex;
	flex-direction: column;
	gap: calc(var(--space) * 2);
}

.home-hero {
	padding: calc(var(--space) * 2) calc(var(--space) * 1.25);
	background: var(--color-bg-subtle);
	border: 1px solid var(--color-border);
	border-radius: 10px;
	box-shadow: var(--shadow-card);
	text-align: center;
}

.home-hero__title {
	margin: 0 0 0.75rem;
	font-size: clamp(1.5rem, 4vw, 2rem);
	line-height: 1.25;
}

.home-hero__lead {
	margin: 0 auto;
	max-width: 36rem;
	font-size: 1rem;
	line-height: 1.6;
	color: var(--color-muted);
}

.home-hero__actions {
	margin: calc(var(--space) * 1.25) 0 0;
}

.home-hero__cta {
	display: inline-block;
	padding: 0.5rem 1rem;
	font-weight: 600;
	color: var(--color-text);
	text-decoration: none;
	background: linear-gradient(to bottom, #fffaf6, var(--color-surface));
	border: 1px solid var(--color-border);
	border-radius: 6px;
	box-shadow: var(--shadow-card);
}

.home-hero__cta:hover,
.home-hero__cta:focus {
	color: var(--color-link-hover);
	border-color: var(--color-muted);
}

.home-section__title {
	margin: 0 0 calc(var(--space) * 1);
	font-size: 0.6875rem;
	font-weight: 600;
	line-height: 1.35;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--color-muted);
}

.home-topics__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space);
}

@media (min-width: 640px) {
	.home-topics__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.home-topic {
	display: block;
	margin-bottom: 0;
	text-decoration: none;
	color: inherit;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.home-topic:hover,
.home-topic:focus {
	border-color: var(--color-link);
	box-shadow: 0 2px 6px rgba(43, 30, 22, 0.1);
}

.home-topic__title {
	margin: 0 0 0.35rem;
	font-size: 1.125rem;
	line-height: 1.3;
	color: var(--color-text);
}

.home-topic__desc {
	margin: 0 0 0.75rem;
	font-size: 0.9375rem;
	line-height: 1.55;
	color: var(--color-muted);
}

.home-topic__cta {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--color-link);
}

.home-recent__list {
	display: flex;
	flex-direction: column;
	gap: var(--space);
}

.entry--compact {
	margin-bottom: 0;
	padding: calc(var(--space) * 0.9) calc(var(--space) * 1.1);
}

.entry--compact .entry-title {
	font-size: 1.125rem;
}

.entry--compact .entry-summary {
	margin-top: 0.35rem;
	font-size: 0.9375rem;
}

.home-cta {
	padding: calc(var(--space) * 1.25);
	text-align: center;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: 8px;
	box-shadow: var(--shadow-card);
}

.home-cta__links {
	margin: 0;
	font-size: 0.9375rem;
	line-height: 1.6;
}

.home-cta__links a {
	font-weight: 500;
	text-decoration: none;
}

.home-cta__links a:hover,
.home-cta__links a:focus {
	text-decoration: underline;
}

.home-cta__sep {
	padding: 0 0.35rem;
	color: var(--color-muted);
}

.home-intro {
	margin-bottom: 0;
	font-size: 0.9375rem;
	line-height: 1.55;
	color: var(--color-muted);
}

.home-intro p {
	margin: 0;
	max-width: var(--max-readable);
}