/*! laoguanTX bundle: article-enhancements-post */
/* source: js/code-highlight/styles/github.min.css */
pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}/*!
  Theme: GitHub
  Description: Light theme as seen on github.com
  Author: github.com
  Maintainer: @Hirse
  Updated: 2021-05-15

  Outdated base version: https://github.com/primer/github-syntax-light
  Current colors taken from GitHub's CSS
*/.hljs{color:#24292e;background:#fff}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#d73a49}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#6f42c1}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id,.hljs-variable{color:#005cc5}.hljs-meta .hljs-string,.hljs-regexp,.hljs-string{color:#032f62}.hljs-built_in,.hljs-symbol{color:#e36209}.hljs-code,.hljs-comment,.hljs-formula{color:#6a737d}.hljs-name,.hljs-quote,.hljs-selector-pseudo,.hljs-selector-tag{color:#22863a}.hljs-subst{color:#24292e}.hljs-section{color:#005cc5;font-weight:700}.hljs-bullet{color:#735c0f}.hljs-emphasis{color:#24292e;font-style:italic}.hljs-strong{color:#24292e;font-weight:700}.hljs-addition{color:#22863a;background-color:#f0fff4}.hljs-deletion{color:#b31d28;background-color:#ffeef0}

/* source: components/code-highlight.css */
/* ========================================
 * Code Highlight — 代码块窗口栏 + 暗色模式覆盖
 * 亮色使用 github.min.css，暗色在此覆盖。
 * 配对: js/code-highlight/highlight.min.js
 * ======================================== */

/* --- Code Block Wrapper --- */
.code-block-wrap {
  position: relative;
  margin: var(--space-6) 0;
}

.code-block-wrap pre {
  margin: 0;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* --- Logical Code Lines --- */
.code-block-wrap .hljs[data-code-lines-ready] {
  counter-reset: code-line;
}

.code-block-wrap .code-line {
  position: relative;
  display: block;
  min-height: 1.5em;
  white-space: inherit;
}

/* 行号通过伪元素绘制，不进入选择、朗读和复制结果 */
[data-code-line-numbers="on"] .code-block-wrap .code-line {
  padding-left: var(--code-line-gutter, 2.7em);
}

[data-code-line-numbers="on"] .code-block-wrap .code-line::before {
  content: counter(code-line);
  counter-increment: code-line;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: calc(var(--code-line-gutter, 2.7em) - 0.65em);
  padding-right: 0.65em;
  border-right: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent);
  box-sizing: border-box;
  color: color-mix(in srgb, var(--color-text-muted) 72%, transparent);
  text-align: right;
  font-variant-numeric: tabular-nums;
  user-select: none;
  pointer-events: none;
}

/* 自动换行仅改变布局；关闭时继续使用 highlight.js 的横向滚动 */
[data-code-wrap="on"] .code-block-wrap pre,
[data-code-wrap="on"] .code-block-wrap .hljs {
  overflow-x: hidden;
}

[data-code-wrap="on"] .code-block-wrap .hljs {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* --- Window Header Bar --- */
.code-block-header {
  display: flex;
  align-items: center;
  padding: 8px var(--space-4);
  background: color-mix(in srgb, var(--color-bg-secondary) 92%, var(--color-primary) 8%);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  user-select: none;
}

/* macOS-style traffic dots */
.code-block-dots {
  display: flex;
  gap: 7px;
  flex-shrink: 0;
}

.code-dot {
  display: block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.code-dot--red   { background: #ff5f57; }
.code-dot--yellow { background: #febc2e; }
.code-dot--green  { background: #28c840; }

/* Language label */
.code-block-lang {
  flex: 1;
  text-align: center;
  font-size: 1em;
  color: var(--color-code-header-text);
  text-transform: lowercase;
  line-height: 1;
}

/* Copy button */
.code-block-copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: color-mix(in srgb, var(--color-primary) 65%, transparent);
  cursor: pointer;
  transition: all var(--transition-fast) var(--ease-in-out);
}

.code-block-copy svg {
  width: 15px;
  height: 15px;
  display: block;
}

.code-block-copy:hover {
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  border-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
  color: var(--color-primary);
}

.code-block-copy--ok {
  color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
}

.code-block-copy--fail {
  color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
}

/* ========================================
 * Dark Mode Overrides for highlight.js
 * ======================================== */
[data-theme="dark"] .hljs {
  color: #c9d1d9;
  background: #0d1117;
}
[data-theme="dark"] .hljs-doctag,
[data-theme="dark"] .hljs-keyword,
[data-theme="dark"] .hljs-meta .hljs-keyword,
[data-theme="dark"] .hljs-template-tag,
[data-theme="dark"] .hljs-template-variable,
[data-theme="dark"] .hljs-type,
[data-theme="dark"] .hljs-variable.language_ {
  color: #ff7b72;
}
[data-theme="dark"] .hljs-title,
[data-theme="dark"] .hljs-title.class_,
[data-theme="dark"] .hljs-title.class_.inherited__,
[data-theme="dark"] .hljs-title.function_ {
  color: #d2a8ff;
}
[data-theme="dark"] .hljs-attr,
[data-theme="dark"] .hljs-attribute,
[data-theme="dark"] .hljs-literal,
[data-theme="dark"] .hljs-meta,
[data-theme="dark"] .hljs-number,
[data-theme="dark"] .hljs-operator,
[data-theme="dark"] .hljs-selector-attr,
[data-theme="dark"] .hljs-selector-class,
[data-theme="dark"] .hljs-selector-id,
[data-theme="dark"] .hljs-variable {
  color: #79c0ff;
}
[data-theme="dark"] .hljs-meta .hljs-string,
[data-theme="dark"] .hljs-regexp,
[data-theme="dark"] .hljs-string {
  color: #a5d6ff;
}
[data-theme="dark"] .hljs-built_in,
[data-theme="dark"] .hljs-symbol {
  color: #ffa657;
}
[data-theme="dark"] .hljs-code,
[data-theme="dark"] .hljs-comment,
[data-theme="dark"] .hljs-formula {
  color: #8b949e;
}
[data-theme="dark"] .hljs-name,
[data-theme="dark"] .hljs-quote,
[data-theme="dark"] .hljs-selector-pseudo,
[data-theme="dark"] .hljs-selector-tag {
  color: #7ee787;
}
[data-theme="dark"] .hljs-subst {
  color: #c9d1d9;
}
[data-theme="dark"] .hljs-section {
  color: #1f6feb;
  font-weight: 700;
}
[data-theme="dark"] .hljs-bullet {
  color: #f2cc60;
}
[data-theme="dark"] .hljs-emphasis {
  color: #c9d1d9;
  font-style: italic;
}
[data-theme="dark"] .hljs-strong {
  color: #c9d1d9;
  font-weight: 700;
}
[data-theme="dark"] .hljs-addition {
  color: #aff5b4;
  background-color: #033a16;
}
[data-theme="dark"] .hljs-deletion {
  color: #ffdcd7;
  background-color: #67060c;
}

/* source: components/gfm-alerts.css */
/* ========================================
 * GFM Alert Blocks — [!NOTE] / [!WARNING] / etc.
 * 配对: js/gfm-alerts.js
 * 浅色卡片、胶囊标题与装饰性 Emoji 水印，参考 Phycat。
 * ======================================== */

.gfm-alert {
  --alert-tint: #6c5ce7;
  --alert-accent: #6c5ce7;
  --alert-bg-strength: 9%;
  --alert-bg-hover-strength: 12%;
  --alert-badge-bg: color-mix(in srgb, var(--color-bg-secondary) 78%, transparent);
  --alert-hover-shadow: 0 4px 14px rgb(0 0 0 / 5%);
  position: relative;
  isolation: isolate;
  margin: var(--space-6) 0;
  padding: var(--space-5);
  border: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: color-mix(in srgb, var(--color-bg-secondary), var(--alert-tint) var(--alert-bg-strength));
  color: var(--color-text-secondary);
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

/* 取消普通引用继承的左侧色条。 */
.gfm-alert::before {
  content: none;
}

/* --- Capsule Header --- */
.gfm-alert-header {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  max-width: 100%;
  margin-bottom: var(--space-3);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--alert-badge-bg);
  box-shadow: 0 1px 3px rgb(0 0 0 / 3%);
  color: var(--alert-accent);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.gfm-alert-icon {
  font-size: 1.05em;
  flex-shrink: 0;
}

.gfm-alert-title {
  font-weight: var(--font-semibold);
}

/* --- Content & Decorative Watermark --- */
.gfm-alert-body {
  position: relative;
  z-index: 1;
}

.gfm-alert-body p {
  margin: 0 0 var(--space-3);
}

.gfm-alert-body > :first-child {
  margin-top: 0;
}

.gfm-alert-body > :last-child {
  margin-bottom: 0;
}

.gfm-alert-watermark {
  position: absolute;
  right: -6px;
  bottom: -10px;
  z-index: 0;
  font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
  font-size: 64px;
  line-height: 1;
  opacity: 0.09;
  transform: rotate(-12deg);
  pointer-events: none;
  user-select: none;
  transition: transform 180ms ease, opacity 180ms ease;
}

/* --- Type Colors: Note 紫 / Tip 青绿 / Important 珊瑚 / Warning 琥珀 / Caution 红 --- */
.gfm-alert--tip {
  --alert-tint: #00b894;
  --alert-accent: #087f68;
}

.gfm-alert--important {
  --alert-tint: #ff7675;
  --alert-accent: #b44850;
}

.gfm-alert--warning {
  --alert-tint: #fdcb6e;
  --alert-accent: #a85619;
}

.gfm-alert--caution {
  --alert-tint: #d63031;
  --alert-accent: #bc2931;
}

/* --- Dark Mode --- */
[data-theme="dark"] .gfm-alert {
  --alert-bg-strength: 14%;
  --alert-bg-hover-strength: 17%;
  --alert-badge-bg: color-mix(in srgb, var(--color-bg-secondary) 72%, transparent);
  --alert-hover-shadow: 0 4px 14px rgb(0 0 0 / 16%);
  --alert-accent: #b9acff;
}

[data-theme="dark"] .gfm-alert--tip {
  --alert-accent: #65d9ba;
}

[data-theme="dark"] .gfm-alert--important {
  --alert-accent: #ffaaaa;
}

[data-theme="dark"] .gfm-alert--warning {
  --alert-accent: #f3cf82;
}

[data-theme="dark"] .gfm-alert--caution {
  --alert-accent: #ff9898;
}

/* 仅在精确指针设备上轻微上浮，不放大正文。 */
@media (hover: hover) and (pointer: fine) {
  .gfm-alert:hover {
    transform: translateY(-1px);
    box-shadow: var(--alert-hover-shadow);
    background-color: color-mix(in srgb, var(--color-bg-secondary), var(--alert-tint) var(--alert-bg-hover-strength));
  }

  .gfm-alert:hover > .gfm-alert-watermark {
    opacity: 0.13;
    transform: rotate(-8deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .gfm-alert,
  .gfm-alert-watermark {
    transition: none;
  }

  .gfm-alert:hover {
    transform: none;
  }

  .gfm-alert:hover > .gfm-alert-watermark {
    transform: rotate(-12deg);
  }
}

/* source: components/view-image.css */
/* ========================================
 * ViewImage — 图片灯箱主题样式覆盖
 * 配对: js/view-image.min.js + js/view-image-init.js
 *
 * 亮色模式：白色毛玻璃工具栏 + 暗色图标/文字
 * 暗色模式：暗色毛玻璃工具栏 + 白色图标/文字
 * ======================================== */

/* ========================================
 * Overlay
 * ======================================== */
.view-image.view-image {
  z-index: 1001 !important;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

/* 暗色模式 */
[data-theme="dark"] .view-image.view-image {
  background-color: rgba(0, 0, 0, 0.82);
}

/* ========================================
 * Toolbar — 底部工具栏
 * ======================================== */

/* 亮色（默认）：白色毛玻璃 + 暗色文字 */
.view-image .view-image-tools {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  padding: 8px var(--space-4);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  max-width: 520px;
  color: var(--color-text-secondary);
}

/* 暗色：暗色毛玻璃 + 白色文字 */
[data-theme="dark"] .view-image .view-image-tools {
  background: rgba(30, 41, 59, 0.85);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  color: rgba(255, 255, 255, 0.8);
}

/* ========================================
 * 按钮
 * ======================================== */

/* 亮色（默认） */
.view-image .view-image-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.07);
  transition: background var(--transition-fast) var(--ease-in-out),
              transform var(--transition-fast) var(--ease-in-out),
              box-shadow var(--transition-fast) var(--ease-in-out);
}

.view-image .view-image-btn:hover {
  background: var(--color-primary);
  transform: scale(1.08);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 28%, transparent);
}

/* 亮色 SVG 图标：白色源 → 深灰（约 #333） */
.view-image .view-image-btn svg {
  filter: brightness(0.2);
  transition: filter var(--transition-fast);
}

.view-image .view-image-btn:hover svg {
  filter: brightness(10);
}

/* 暗色 */
[data-theme="dark"] .view-image .view-image-btn {
  background: rgba(255, 255, 255, 0.1);
}
[data-theme="dark"] .view-image .view-image-btn svg {
  filter: none;
}
[data-theme="dark"] .view-image .view-image-btn:hover {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 35%, transparent);
}
[data-theme="dark"] .view-image .view-image-btn:hover svg {
  filter: brightness(10);
}

/* ========================================
 * 计数文字
 * ======================================== */
.view-image .view-image-tools__count {
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  color: inherit;
}

/* ========================================
 * 图片容器
 * ======================================== */
.view-image .view-image-lead img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

/* ========================================
 * 加载动画
 * ======================================== */
.view-image .view-image-loading::after {
  background: var(--color-primary);
}

/* ========================================
 * 关闭全屏区域
 * ======================================== */
.view-image .view-image-close__full {
  background-color: transparent;
}

/* ========================================
 * 动画
 * ======================================== */
.view-image.view-image {
  animation: view-image-in var(--transition-slow) var(--ease-out);
}

.view-image__out.view-image__out {
  animation: view-image-out var(--transition-base) var(--ease-in-out) forwards;
}

/* ========================================
 * 响应式：移动端
 * ======================================== */
@media (max-width: 767px) {
  .view-image .view-image-tools {
    left: var(--space-4);
    right: var(--space-4);
    bottom: 3%;
    border-radius: var(--radius-md);
    padding: 6px var(--space-3);
  }

  .view-image .view-image-btn {
    width: 34px;
    height: 34px;
  }

  .view-image.view-image {
    padding: 0.5rem;
  }
}