/* ==========================================================================
   ePiDK 主题样式
   目录：
   1. 变量与重置        7. 文章卡片列表      13. 目录卡片
   2. 基础排版          8. 分页              14. 评论区
   3. 布局容器          9. 文章页三栏        15. 页脚/悬浮按钮
   4. 顶部导航         10. 左侧知识库树      16. 归档/搜索/404
   5. Hero            11. 正文排版          17. 暗色模式
   6. 图标卡片         12. 文章元信息        18. 响应式
   ========================================================================== */

/* ---------- 1. 变量与重置 ---------- */
:root {
	--primary: #10b981;
	--primary-dark: #059669;
	--primary-soft: rgba(16, 185, 129, 0.1);
	--blue: #3b82f6;
	--orange: #f97316;
	--bg: #f3f6f5;
	--card: #ffffff;
	--card-hover: #ffffff;
	--text: #1f2937;
	--text-2: #4b5563;
	--text-3: #9ca3af;
	--border: #e8edec;
	--border-strong: #d8e0de;
	--shadow-sm: 0 2px 8px rgba(17, 24, 39, 0.05);
	--shadow: 0 6px 24px rgba(17, 24, 39, 0.07);
	--shadow-lg: 0 12px 40px rgba(17, 24, 39, 0.12);
	--radius: 14px;
	--radius-sm: 10px;
	--header-h: 64px;
	--code-bg: #f3f4f6;
	--pre-bg: #1e293b;
	--pre-text: #e2e8f0;
	--mask: linear-gradient(180deg, rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.05) 40%, rgba(0, 0, 0, 0.25));
	--thumb-bg: #eef2f1;
	--input-bg: #f3f6f5;
}

[data-theme="dark"] {
	--bg: #0d1520;
	--card: #16202e;
	--card-hover: #1a2636;
	--text: #e5e7eb;
	--text-2: #aab4c0;
	--text-3: #6b7684;
	--border: #24303f;
	--border-strong: #2f3d4e;
	--shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
	--shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
	--shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
	--code-bg: #0a111b;
	--thumb-bg: #1d2939;
	--input-bg: #0a111b;
	--primary-soft: rgba(16, 185, 129, 0.16);
}

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

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
	font-size: 15px;
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
	transition: background 0.25s ease, color 0.25s ease;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote {
	margin: 0;
	padding: 0;
}

ul, ol {
	list-style: none;
}

a {
	color: inherit;
	text-decoration: none;
	transition: color 0.15s ease;
}

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

button {
	font-family: inherit;
	cursor: pointer;
	border: 0;
	background: none;
	color: inherit;
}

input, textarea, select {
	font-family: inherit;
	font-size: inherit;
	color: inherit;
}

::selection {
	background: var(--primary);
	color: #fff;
}

/* ---------- 2. 基础排版 ---------- */
.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.container-wide {
	max-width: 1320px;
	margin: 0 auto;
	padding: 0 20px;
}

.site {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

.site-main {
	flex: 1;
	width: 100%;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
}

/* ---------- 3. 顶部导航 ---------- */
.site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 200;
	height: var(--header-h);
	background: var(--card);
	border-bottom: 1px solid var(--border);
	transition: background 0.25s ease, box-shadow 0.25s ease;
}

.admin-bar .site-header {
	top: 32px;
}

/* 主页：导航悬浮在 Hero 上 */
.has-hero .site-header {
	background: transparent;
	border-bottom-color: transparent;
}

.has-hero .site-header.is-scrolled,
.has-hero .site-header.is-solid {
	background: var(--card);
	border-bottom-color: var(--border);
	box-shadow: var(--shadow-sm);
}

.header-inner {
	max-width: 1560px;
	height: var(--header-h);
	margin: 0 auto;
	padding: 0 24px;
	display: flex;
	align-items: center;
	gap: 22px;
}

.site-logo {
	font-size: 26px;
	font-weight: 700;
	font-style: italic;
	letter-spacing: 0.5px;
	font-family: Georgia, "Times New Roman", serif;
	white-space: nowrap;
}

.custom-logo-link img {
	max-height: 40px;
	width: auto;
	display: block;
}

/* 主页未滚动时导航为白色 */
.has-hero .site-header:not(.is-scrolled):not(.is-solid) .site-logo,
.has-hero .site-header:not(.is-scrolled):not(.is-solid) .nav-menu > li > a,
.has-hero .site-header:not(.is-scrolled):not(.is-solid) .icon-btn {
	color: #fff;
}

.has-hero .site-header:not(.is-scrolled):not(.is-solid) .header-search input {
	background: rgba(255, 255, 255, 0.18);
	color: #fff;
}

.has-hero .site-header:not(.is-scrolled):not(.is-solid) .header-search input::placeholder {
	color: rgba(255, 255, 255, 0.75);
}

.main-nav {
	flex-shrink: 0;
}

.nav-menu {
	display: flex;
	align-items: center;
	gap: 4px;
}

.nav-menu li {
	position: relative;
}

.nav-menu > li > a {
	display: flex;
	align-items: center;
	gap: 4px;
	padding: 8px 14px;
	font-size: 15px;
	font-weight: 500;
	color: var(--text-2);
	border-radius: 8px;
	white-space: nowrap;
}

.nav-menu > li > a:hover {
	color: var(--primary);
}

.nav-menu .menu-item-has-children > a::after {
	content: "";
	width: 6px;
	height: 6px;
	border-right: 1.6px solid currentColor;
	border-bottom: 1.6px solid currentColor;
	transform: rotate(45deg) translateY(-2px);
	margin-left: 2px;
	opacity: 0.6;
}

.nav-menu .sub-menu {
	position: absolute;
	top: calc(100% + 8px);
	left: 0;
	min-width: 160px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow);
	padding: 6px;
	opacity: 0;
	visibility: hidden;
	transform: translateY(6px);
	transition: all 0.18s ease;
}

.nav-menu li:hover > .sub-menu,
.nav-menu li:focus-within > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.nav-menu .sub-menu li a {
	display: block;
	padding: 8px 12px;
	font-size: 14px;
	color: var(--text-2);
	border-radius: 6px;
	white-space: nowrap;
}

.nav-menu .sub-menu li a:hover {
	background: var(--primary-soft);
	color: var(--primary);
}

.header-search {
	margin-left: auto;
}

.header-search form {
	display: flex;
	align-items: center;
}

.header-search input {
	width: 200px;
	height: 36px;
	padding: 0 38px 0 14px;
	border: 0;
	border-radius: 999px;
	background: var(--input-bg);
	outline: none;
	font-size: 13px;
	transition: width 0.2s ease, box-shadow 0.2s ease;
}

.header-search input:focus {
	width: 240px;
	box-shadow: 0 0 0 2px var(--primary-soft);
}

.header-search button {
	margin-left: -34px;
	width: 32px;
	height: 32px;
	display: grid;
	place-items: center;
	color: var(--text-3);
	border-radius: 50%;
}

.header-search button:hover {
	color: var(--primary);
}

.header-actions {
	display: flex;
	align-items: center;
	gap: 12px;
}

.header-avatar img {
	width: 32px;
	height: 32px;
	border-radius: 50%;
	display: block;
	box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.6);
}

.icon-btn {
	width: 36px;
	height: 36px;
	display: grid;
	place-items: center;
	border-radius: 50%;
	color: var(--text-2);
	transition: background 0.15s ease, color 0.15s ease;
}

.icon-btn:hover {
	background: var(--primary-soft);
	color: var(--primary);
}

#theme-toggle .icon-sun {
	display: none;
}

[data-theme="dark"] #theme-toggle .icon-sun {
	display: grid;
}

[data-theme="dark"] #theme-toggle .icon-moon {
	display: none;
}

.btn-publish {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	height: 36px;
	padding: 0 16px;
	border-radius: 999px;
	background: var(--blue);
	color: #fff !important;
	font-size: 14px;
	font-weight: 500;
	box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-publish:hover {
	transform: translateY(-1px);
	box-shadow: 0 6px 16px rgba(59, 130, 246, 0.45);
}

.menu-toggle {
	display: none;
}

/* ---------- 4. Hero ---------- */
.hero {
	position: relative;
	height: 470px;
	background-size: cover;
	background-position: center;
	display: flex;
	align-items: center;
	justify-content: center;
}

.hero-mask {
	position: absolute;
	inset: 0;
	background: var(--mask);
}

.hero-content {
	position: relative;
	z-index: 1;
	text-align: center;
	color: #fff;
	padding-top: var(--header-h);
}

.hero-title {
	font-size: 34px;
	font-weight: 700;
	letter-spacing: 2px;
	text-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
}

.hero-subtitle {
	margin-top: 10px;
	font-size: 14px;
	letter-spacing: 1px;
	opacity: 0.88;
	text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.hero-search {
	width: min(560px, 90vw);
	margin: 26px auto 0;
	display: flex;
	align-items: center;
	background: rgba(255, 255, 255, 0.96);
	border-radius: 999px;
	padding: 4px;
	box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.hero-search input {
	flex: 1;
	height: 44px;
	border: 0;
	outline: none;
	background: transparent;
	padding: 0 8px 0 22px;
	font-size: 15px;
	color: #1f2937;
}

.hero-search button {
	width: 44px;
	height: 44px;
	border-radius: 50%;
	display: grid;
	place-items: center;
	color: #9ca3af;
	transition: color 0.15s ease, background 0.15s ease;
}

.hero-search button:hover {
	color: #fff;
	background: var(--primary);
}

.hero-tags {
	margin-top: 16px;
	display: flex;
	justify-content: center;
	gap: 8px;
	flex-wrap: wrap;
}

.hero-tag {
	padding: 3px 12px;
	font-size: 12px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.22);
	backdrop-filter: blur(4px);
	color: #fff;
	transition: background 0.15s ease;
}

.hero-tag:hover {
	background: var(--primary);
}

/* ---------- 5. 图标卡片 ---------- */
.icon-cards {
	position: relative;
	z-index: 2;
	margin-top: -64px;
}

.icon-cards-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
}

.icon-card {
	display: flex;
	align-items: center;
	gap: 14px;
	padding: 18px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.icon-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-lg);
}

.icon-card-icon {
	flex-shrink: 0;
	width: 46px;
	height: 46px;
	border-radius: 12px;
	display: grid;
	place-items: center;
	font-size: 22px;
}

.icon-card-body {
	display: flex;
	flex-direction: column;
	gap: 2px;
	min-width: 0;
}

.icon-card-title {
	font-size: 15px;
	font-weight: 600;
	display: flex;
	align-items: center;
	gap: 6px;
}

.icon-card-badge {
	font-style: normal;
	font-size: 10px;
	font-weight: 700;
	padding: 1px 6px;
	border-radius: 6px;
	background: var(--primary-soft);
	color: var(--primary);
}

.icon-card-badge.badge-new {
	background: rgba(249, 115, 22, 0.12);
	color: var(--orange);
}

.icon-card-badge.badge-go {
	background: rgba(59, 130, 246, 0.12);
	color: var(--blue);
}

.icon-card-desc {
	font-size: 12px;
	color: var(--text-3);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

/* ---------- 6. 列表头部（最新发布 / 排序） ---------- */
.home-main {
	padding-top: 34px;
	padding-bottom: 60px;
}

.list-head {
	margin-bottom: 20px;
}

.list-head-top {
	display: flex;
	align-items: center;
	gap: 10px;
}

.badge-new {
	display: inline-block;
	padding: 3px 12px;
	border-radius: 999px;
	background: var(--primary);
	color: #fff;
	font-size: 13px;
	font-weight: 600;
	box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.list-count {
	font-size: 13px;
	color: var(--text-3);
	font-weight: 600;
}

.list-head-sort {
	margin-top: 12px;
	display: flex;
	align-items: center;
	gap: 4px;
	font-size: 13px;
	color: var(--text-3);
}

.sort-label {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	margin-right: 8px;
}

.sort-tab {
	position: relative;
	padding: 2px 10px;
	border-radius: 999px;
	color: var(--text-3);
}

.sort-tab + .sort-tab::before {
	content: "·";
	position: absolute;
	left: -4px;
	color: var(--border-strong);
}

.sort-tab:hover {
	color: var(--primary);
}

.sort-tab.is-active {
	color: var(--primary);
	font-weight: 600;
	background: var(--primary-soft);
}

/* ---------- 7. 文章卡片列表 ---------- */
.post-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 18px;
}

.post-card {
	display: flex;
	gap: 16px;
	padding: 16px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-card:hover {
	transform: translateY(-3px);
	box-shadow: var(--shadow);
}

.post-thumb {
	flex-shrink: 0;
	width: 180px;
	height: 122px;
	border-radius: var(--radius-sm);
	overflow: hidden;
	background: var(--thumb-bg);
	display: block;
}

.post-thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.35s ease;
}

.post-card:hover .post-thumb img {
	transform: scale(1.06);
}

.thumb-placeholder {
	width: 100%;
	height: 100%;
	display: grid;
	place-items: center;
	color: var(--text-3);
	opacity: 0.5;
}

.post-body {
	flex: 1;
	min-width: 0;
	display: flex;
	flex-direction: column;
}

.post-title {
	font-size: 16px;
	font-weight: 600;
	line-height: 1.45;
	display: -webkit-box;
	-webkit-line-clamp: 1;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.post-title a:hover {
	color: var(--primary);
}

.post-excerpt {
	margin-top: 6px;
	font-size: 13px;
	color: var(--text-3);
	line-height: 1.65;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.post-meta {
	margin-top: auto;
	padding-top: 10px;
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 12px;
	color: var(--text-3);
	flex-wrap: wrap;
}

.post-cat {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 2px 8px;
	border-radius: 6px;
	background: var(--primary-soft);
	color: var(--primary);
	font-weight: 500;
}

.post-cat:hover {
	background: var(--primary);
	color: #fff;
}

.post-author {
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.post-author img {
	width: 20px;
	height: 20px;
	border-radius: 50%;
}

.post-time {
	display: inline-flex;
	align-items: center;
	gap: 4px;
}

.post-stats {
	margin-left: auto;
	display: inline-flex;
	align-items: center;
	gap: 10px;
}

.stat {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	font-style: normal;
	color: var(--text-3);
	padding: 0;
	font-size: 12px;
}

.stat i {
	font-style: normal;
}

.stat:hover {
	color: var(--primary);
}

.epidk-like.is-liked {
	color: var(--primary);
}

/* ---------- 8. 分页 ---------- */
.pagination,
.nav-links {
	margin-top: 28px;
	display: flex;
	justify-content: center;
}

.pagination ul {
	display: flex;
	gap: 8px;
}

.pagination .page-numbers,
.nav-links .page-numbers {
	min-width: 36px;
	height: 36px;
	padding: 0 12px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	border-radius: 10px;
	background: var(--card);
	border: 1px solid var(--border);
	font-size: 14px;
	color: var(--text-2);
	transition: all 0.15s ease;
}

.pagination .page-numbers:hover,
.nav-links .page-numbers:hover {
	border-color: var(--primary);
	color: var(--primary);
}

.pagination .page-numbers.current,
.nav-links .page-numbers.current {
	background: var(--primary);
	border-color: var(--primary);
	color: #fff;
	font-weight: 600;
}

/* ---------- 9. 文章页三栏布局 ---------- */
.single-main {
	display: grid;
	grid-template-columns: 250px minmax(0, 1fr) 240px;
	gap: 24px;
	padding-top: calc(var(--header-h) + 28px);
	padding-bottom: 60px;
}

.sticky-box {
	position: sticky;
	top: calc(var(--header-h) + 20px);
	max-height: calc(100vh - var(--header-h) - 40px);
	overflow-y: auto;
	scrollbar-width: thin;
}

.sticky-box::-webkit-scrollbar {
	width: 4px;
}

.sticky-box::-webkit-scrollbar-thumb {
	background: var(--border-strong);
	border-radius: 4px;
}

/* ---------- 10. 左侧知识库树 ---------- */
.tree-card {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	padding: 10px;
}

.tree-group + .tree-group {
	margin-top: 6px;
	border-top: 1px solid var(--border);
	padding-top: 6px;
}

.tree-group-title {
	width: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 8px 10px;
	font-size: 14.5px;
	font-weight: 600;
	border-radius: 8px;
	text-align: left;
	transition: background 0.15s ease;
}

.tree-group-title:hover {
	background: var(--primary-soft);
	color: var(--primary);
}

.tree-group-title .icon {
	transition: transform 0.2s ease;
}

.tree-group.is-open > .tree-group-title .icon {
	transform: rotate(180deg);
}

.tree-list {
	overflow: hidden;
	padding: 2px 0 4px;
}

.tree-group:not(.is-open) .tree-list {
	display: none;
}

.tree-list li a {
	display: block;
	padding: 6px 10px 6px 16px;
	font-size: 13.5px;
	color: var(--text-2);
	border-radius: 8px;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	border-left: 2px solid transparent;
}

.tree-list li a:hover {
	color: var(--primary);
	background: var(--primary-soft);
}

.tree-list li.is-active a {
	color: var(--primary);
	background: var(--primary-soft);
	font-weight: 600;
	border-left-color: var(--primary);
}

/* ---------- 11. 正文卡片与排版 ---------- */
.article-card {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	padding: 36px 40px;
}

.article-title {
	font-size: 26px;
	font-weight: 700;
	line-height: 1.4;
}

.article-meta {
	margin-top: 18px;
	padding-bottom: 18px;
	border-bottom: 1px solid var(--border);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	flex-wrap: wrap;
}

.article-author {
	display: inline-flex;
	align-items: center;
	gap: 10px;
}

.article-author img {
	width: 34px;
	height: 34px;
	border-radius: 50%;
}

.author-info {
	display: flex;
	flex-direction: column;
	line-height: 1.3;
}

.author-info b {
	font-size: 14px;
	font-weight: 600;
}

.author-info small {
	font-size: 12px;
	color: var(--text-3);
}

.article-stats {
	display: inline-flex;
	align-items: center;
	gap: 14px;
	font-size: 13px;
}

.article-stats .stat {
	font-size: 13px;
}

.entry-content {
	margin-top: 24px;
	font-size: 15.5px;
	line-height: 1.95;
	color: var(--text);
	word-wrap: break-word;
}

.entry-content p {
	margin: 0 0 1.2em;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
	scroll-margin-top: calc(var(--header-h) + 20px);
	font-weight: 700;
	line-height: 1.4;
}

.entry-content h2 {
	position: relative;
	font-size: 20px;
	margin: 1.8em 0 0.9em;
	padding-bottom: 10px;
}

.entry-content h2::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: 0;
	width: 44px;
	height: 3px;
	border-radius: 3px;
	background: var(--primary);
}

.entry-content h3 {
	font-size: 17px;
	margin: 1.5em 0 0.7em;
}

.entry-content h4 {
	font-size: 15.5px;
	margin: 1.4em 0 0.6em;
}

/* 标题自动编号（h2: 1、2…；h3: 1.1、1.2…） */
.entry-content {
	counter-reset: h2n;
}

.entry-content h2 {
	counter-reset: h3n;
}

.entry-content h2::before {
	counter-increment: h2n;
	content: counter(h2n) "  ";
	color: var(--primary);
}

.entry-content h3::before {
	counter-increment: h3n;
	content: counter(h2n) "." counter(h3n) "  ";
	color: var(--primary);
}

.no-heading-numbers .entry-content h2::before,
.no-heading-numbers .entry-content h3::before,
.no-heading-numbers .toc-card a::before {
	content: none !important;
}

.entry-content a {
	color: var(--primary);
	border-bottom: 1px dashed var(--primary);
}

.entry-content a:hover {
	border-bottom-style: solid;
}

.entry-content img {
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-sm);
}

.entry-content figure {
	margin: 1.4em 0;
}

.entry-content figcaption {
	margin-top: 8px;
	text-align: center;
	font-size: 12.5px;
	color: var(--text-3);
}

.entry-content ul,
.entry-content ol {
	margin: 0 0 1.2em;
	padding-left: 1.4em;
}

.entry-content ul {
	list-style: disc;
}

.entry-content ol {
	list-style: decimal;
}

.entry-content li {
	margin: 0.3em 0;
}

.entry-content blockquote {
	margin: 1.4em 0;
	padding: 14px 18px;
	border-left: 4px solid var(--primary);
	background: var(--primary-soft);
	border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
	color: var(--text-2);
}

.entry-content code {
	padding: 2px 6px;
	border-radius: 6px;
	background: var(--code-bg);
	color: var(--primary-dark);
	font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
	font-size: 0.88em;
}

.entry-content pre {
	margin: 1.4em 0;
	padding: 16px 18px;
	border-radius: var(--radius-sm);
	background: var(--pre-bg);
	color: var(--pre-text);
	overflow-x: auto;
	font-size: 13.5px;
	line-height: 1.7;
}

.entry-content pre code {
	padding: 0;
	background: transparent;
	color: inherit;
	font-size: inherit;
}

.entry-content table {
	width: 100%;
	margin: 1.4em 0;
	border-collapse: collapse;
	font-size: 14px;
}

.entry-content th,
.entry-content td {
	padding: 10px 12px;
	border: 1px solid var(--border);
	text-align: left;
}

.entry-content th {
	background: var(--primary-soft);
	font-weight: 600;
}

.entry-content hr {
	margin: 2em 0;
	border: 0;
	border-top: 1px dashed var(--border-strong);
}

.entry-content .aligncenter {
	margin-left: auto;
	margin-right: auto;
}

.entry-content .alignleft {
	float: left;
	margin-right: 1.4em;
}

.entry-content .alignright {
	float: right;
	margin-left: 1.4em;
}

.entry-content .wp-caption {
	max-width: 100%;
}

/* ---------- 12. 标签 / 点赞 / 上下篇 ---------- */
.article-tags {
	margin-top: 30px;
	display: flex;
	gap: 8px;
	flex-wrap: wrap;
}

.article-tags a {
	padding: 4px 12px;
	border-radius: 999px;
	background: var(--input-bg);
	font-size: 12.5px;
	color: var(--text-2);
}

.article-tags a:hover {
	background: var(--primary-soft);
	color: var(--primary);
}

.article-actions {
	margin-top: 26px;
	display: flex;
	justify-content: center;
}

.btn-like {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	height: 44px;
	padding: 0 28px;
	border-radius: 999px;
	border: 1.5px solid var(--primary);
	color: var(--primary);
	font-size: 15px;
	font-weight: 600;
	transition: all 0.2s ease;
}

.btn-like i {
	font-style: normal;
}

.btn-like:hover {
	background: var(--primary-soft);
	transform: translateY(-2px);
}

.btn-like.is-liked {
	background: var(--primary);
	color: #fff;
	box-shadow: 0 6px 18px rgba(16, 185, 129, 0.4);
}

.post-nav {
	margin-top: 26px;
	padding-top: 20px;
	border-top: 1px solid var(--border);
	display: flex;
	justify-content: space-between;
	gap: 16px;
	font-size: 14px;
}

.post-nav-item {
	max-width: 48%;
	overflow: hidden;
}

.post-nav-item a {
	color: var(--text-2);
	display: block;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.post-nav-item a:hover {
	color: var(--primary);
}

.post-nav-item.next {
	text-align: right;
	margin-left: auto;
}

/* ---------- 13. 目录卡片 ---------- */
.toc-card {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	padding: 18px 16px;
}

.toc-card-title {
	display: flex;
	align-items: center;
	gap: 6px;
	font-size: 14px;
	font-weight: 700;
	padding-left: 8px;
	border-left: 3px solid var(--primary);
	border-radius: 2px;
	margin-bottom: 12px;
}

.toc-nav {
	font-size: 13px;
	line-height: 1.6;
}

.toc-nav ul {
	padding-left: 0;
}

.toc-l1 {
	counter-reset: t1;
}

.toc-l1 > li {
	counter-increment: t1;
	counter-reset: t2;
}

.toc-l1 > li > a::before {
	content: counter(t1) "  ";
	color: var(--primary);
	font-weight: 600;
}

.toc-l2 {
	padding-left: 18px !important;
	counter-reset: t2;
}

.toc-l2 > li {
	counter-increment: t2;
}

.toc-l2 > li > a::before {
	content: counter(t1) "." counter(t2) "  ";
	color: var(--primary);
}

.toc-nav a {
	display: block;
	padding: 4px 6px;
	border-radius: 6px;
	color: var(--text-2);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	transition: color 0.15s ease, background 0.15s ease;
}

.toc-nav a:hover {
	color: var(--primary);
}

.toc-nav a.is-active {
	color: var(--primary);
	background: var(--primary-soft);
	font-weight: 600;
}

/* ---------- 14. 评论区 ---------- */
.comments-area {
	margin-top: 24px;
}

.comments-title,
.comment-reply-title {
	font-size: 18px;
	font-weight: 700;
	margin-bottom: 18px;
}

.comment-list {
	display: flex;
	flex-direction: column;
	gap: 18px;
	margin-bottom: 24px;
}

.comment-list .comment {
	border-bottom: 1px dashed var(--border);
	padding-bottom: 16px;
}

.comment-list .children {
	margin-top: 16px;
	padding-left: 44px;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.comment-body {
	display: flex;
	gap: 12px;
}

.comment-body .avatar {
	width: 40px;
	height: 40px;
	border-radius: 50%;
	flex-shrink: 0;
}

.comment-content {
	flex: 1;
	min-width: 0;
}

.comment-meta {
	display: flex;
	align-items: center;
	gap: 10px;
	font-size: 12.5px;
	color: var(--text-3);
	margin-bottom: 6px;
}

.comment-author {
	font-weight: 600;
	font-size: 13.5px;
	color: var(--text);
}

.comment-text {
	font-size: 14px;
	line-height: 1.8;
	color: var(--text-2);
}

.comment-text p {
	margin: 0 0 0.6em;
}

.reply {
	margin-top: 6px;
}

.comment-reply-link {
	font-size: 12.5px;
	color: var(--primary);
}

.comment-respond {
	margin-top: 8px;
}

.comment-form {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.comment-form-comment textarea,
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"] {
	width: 100%;
	padding: 12px 14px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--input-bg);
	outline: none;
	resize: vertical;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.comment-form-comment textarea:focus,
.comment-form input:focus {
	border-color: var(--primary);
	box-shadow: 0 0 0 3px var(--primary-soft);
}

.comment-form .comment-form-author,
.comment-form .comment-form-email,
.comment-form .comment-form-url {
	margin: 0;
}

.btn-submit {
	align-self: flex-start;
	height: 40px;
	padding: 0 26px;
	border-radius: 999px;
	background: var(--primary);
	color: #fff;
	font-size: 14px;
	font-weight: 600;
	transition: all 0.15s ease;
}

.btn-submit:hover {
	background: var(--primary-dark);
	box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
}

.no-comments {
	color: var(--text-3);
	font-size: 14px;
	margin-bottom: 16px;
}

/* ---------- 15. 页脚 / 悬浮按钮 ---------- */
.site-footer {
	margin-top: auto;
	border-top: 1px solid var(--border);
	background: var(--card);
}

.footer-inner {
	padding: 22px 20px;
	text-align: center;
	font-size: 13px;
	color: var(--text-3);
}

.footer-copy a:hover {
	color: var(--primary);
}

.float-actions {
	position: fixed;
	right: 22px;
	bottom: 90px;
	z-index: 150;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.float-btn {
	width: 42px;
	height: 42px;
	border-radius: 12px;
	background: var(--card);
	border: 1px solid var(--border);
	box-shadow: var(--shadow);
	display: grid;
	place-items: center;
	color: var(--text-2);
	opacity: 0;
	visibility: hidden;
	transform: translateY(8px);
	transition: all 0.25s ease;
}

.float-btn.is-visible {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.float-btn:hover {
	color: var(--primary);
	border-color: var(--primary);
}

/* ---------- 16. 归档 / 搜索 / 404 / 页面 ---------- */
.list-page {
	padding-top: calc(var(--header-h) + 30px);
	padding-bottom: 60px;
}

.page-banner {
	margin-bottom: 24px;
	padding: 26px 30px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	position: relative;
	overflow: hidden;
}

.page-banner::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	width: 4px;
	background: var(--primary);
}

.page-banner h1 {
	font-size: 22px;
	font-weight: 700;
}

.page-banner h1 .search-keyword {
	color: var(--primary);
}

.page-banner p {
	margin-top: 6px;
	font-size: 13.5px;
	color: var(--text-3);
}

.page-main {
	max-width: 900px;
	padding-top: calc(var(--header-h) + 30px);
	padding-bottom: 60px;
}

.empty-state {
	padding: 70px 20px;
	text-align: center;
	color: var(--text-3);
	background: var(--card);
	border: 1px dashed var(--border-strong);
	border-radius: var(--radius);
}

.empty-icon {
	margin-bottom: 12px;
	opacity: 0.5;
}

.not-found {
	margin: calc(var(--header-h) + 40px) auto 60px;
	max-width: 560px;
	text-align: center;
	padding: 50px 40px;
}

.not-found-code {
	font-size: 72px;
	font-weight: 800;
	background: linear-gradient(135deg, var(--primary), var(--blue));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
	line-height: 1;
}

.not-found p {
	margin: 16px 0 22px;
	color: var(--text-3);
}

.not-found-search {
	display: flex;
	gap: 8px;
	margin-bottom: 18px;
}

.not-found-search input {
	flex: 1;
	height: 42px;
	padding: 0 16px;
	border: 1px solid var(--border);
	border-radius: 999px;
	background: var(--input-bg);
	outline: none;
}

.not-found-search button {
	height: 42px;
	padding: 0 20px;
	border-radius: 999px;
	background: var(--primary);
	color: #fff;
	font-weight: 600;
}

.btn-home {
	display: inline-block;
	font-size: 13.5px;
	color: var(--text-3);
}

.btn-home:hover {
	color: var(--primary);
}

/* ---------- 17. 小工具与杂项 ---------- */
.page-links {
	margin-top: 20px;
	font-size: 14px;
	color: var(--text-3);
}

.page-links .post-page-numbers {
	display: inline-flex;
	min-width: 30px;
	height: 30px;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--border);
	border-radius: 8px;
	margin: 0 3px;
}

.page-links .post-page-numbers.current {
	background: var(--primary);
	border-color: var(--primary);
	color: #fff;
}

.bypostauthor {
	/* 保留：WP 要求 */
}

.wp-block-embed {
	margin: 1.4em 0;
}

/* ---------- 18. 响应式 ---------- */
@media (max-width: 1280px) {
	.single-main {
		grid-template-columns: 220px minmax(0, 1fr);
	}

	.single-right {
		display: none;
	}
}

@media (max-width: 1024px) {
	.icon-cards-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.header-search input {
		width: 150px;
	}

	.header-search input:focus {
		width: 180px;
	}
}

@media (max-width: 900px) {
	.single-main {
		grid-template-columns: 1fr;
	}

	.single-left {
		order: 2;
	}

	.single-center {
		order: 1;
	}

	.sticky-box {
		position: static;
		max-height: none;
	}

	.post-grid {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 768px) {
	.main-nav {
		position: fixed;
		top: var(--header-h);
		left: 0;
		right: 0;
		background: var(--card);
		border-bottom: 1px solid var(--border);
		box-shadow: var(--shadow);
		padding: 10px 16px;
		display: none;
	}

	.main-nav.is-open {
		display: block;
	}

	.nav-menu {
		flex-direction: column;
		align-items: stretch;
	}

	.nav-menu > li > a {
		padding: 12px 10px;
		color: var(--text) !important;
	}

	.nav-menu .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		border: 0;
		padding-left: 16px;
	}

	.header-search {
		display: none;
	}

	.menu-toggle {
		display: grid;
	}

	.btn-publish span {
		display: none;
	}

	.btn-publish {
		width: 36px;
		padding: 0;
		justify-content: center;
	}

	.hero {
		height: 400px;
	}

	.hero-title {
		font-size: 26px;
	}

	.article-card {
		padding: 24px 20px;
	}

	.article-title {
		font-size: 21px;
	}

	.post-thumb {
		width: 120px;
		height: 96px;
	}

	.post-stats {
		width: 100%;
		margin-left: 0;
	}

	.post-nav {
		flex-direction: column;
	}

	.post-nav-item {
		max-width: 100%;
	}

	.post-nav-item.next {
		text-align: left;
	}

	.icon-cards {
		margin-top: -46px;
	}

	.float-actions {
		right: 14px;
		bottom: 60px;
	}
}

@media (max-width: 480px) {
	.icon-cards-grid {
		grid-template-columns: 1fr;
	}

	.header-inner {
		padding: 0 14px;
		gap: 10px;
	}

	.site-logo {
		font-size: 21px;
	}
}