/* ============================================================
   猫Blog 样式 V3 — 极简排版美学
   受 ziut.cn 启发：干净、留白、专注阅读
   ============================================================ */

@import url("https://cdn.jsdelivr.net/npm/remixicon@4.9.1/fonts/remixicon.css");

/* ===== 背景渐变 — 微妙光晕效果 ===== */
body {
  font-family: 'Geist', -apple-system, 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
  background:
    radial-gradient(ellipse 600px 400px at 15% 20%, rgba(167, 139, 250, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 500px 500px at 85% 30%, rgba(134, 239, 172, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse 400px 400px at 50% 80%, rgba(251, 191, 36, 0.04) 0%, transparent 50%),
    var(--blog-bg, #ffffff);
}

html.dark-mode body {
  background:
    radial-gradient(ellipse 600px 400px at 15% 20%, rgba(139, 92, 246, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 500px 500px at 85% 30%, rgba(52, 211, 153, 0.04) 0%, transparent 55%),
    var(--blog-bg, #0a0a0a);
}

/* ===== 博客 CSS 变量 ===== */
:root {
  --blog-bg: #ffffff;
  --blog-card-bg: rgba(255, 255, 255, 0.85);
  --blog-card-border: rgba(0, 0, 0, 0.07);
  --blog-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  --blog-card-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.08);
  --blog-text: #111827;
  --blog-text-soft: rgba(17, 24, 39, 0.66);
  --blog-text-mute: rgba(17, 24, 39, 0.60);
  --blog-text-faint: rgba(17, 24, 39, 0.25);
  --blog-rule: rgba(0, 0, 0, 0.12);
  --blog-accent: #111827;
  --blog-bg2: rgba(0, 0, 0, 0.03);
  --blog-hover-bg: rgba(0, 0, 0, 0.04);
  --blog-card-radius: 16px;
  --blog-transition: all 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}

html.dark-mode {
  --blog-bg: #0a0a0a;
  --blog-card-bg: rgba(255, 255, 255, 0.03);
  --blog-card-border: rgba(255, 255, 255, 0.07);
  --blog-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  --blog-card-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.3);
  --blog-text: #fafafa;
  --blog-text-soft: rgba(250, 250, 250, 0.66);
  --blog-text-mute: rgba(250, 250, 250, 0.50);
  --blog-text-faint: rgba(250, 250, 250, 0.25);
  --blog-rule: rgba(255, 255, 255, 0.12);
  --blog-accent: #fafafa;
  --blog-bg2: rgba(255, 255, 255, 0.03);
  --blog-hover-bg: rgba(255, 255, 255, 0.06);
}

/* ===== 博客左侧栏 — 固定导航 ===== */
.blog-leftbar {
  position: fixed;
  left: 0;
  top: 0;
  width: 200px;
  height: 100vh;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  z-index: 40;
  overflow-y: auto;
  scrollbar-width: thin;
  transition: background 0.35s ease;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right: 1px solid rgba(0, 0, 0, 0.08);
}

html.dark-mode .blog-leftbar {
  background: rgba(10, 10, 10, 0.7);
  border-right-color: rgba(255, 255, 255, 0.06);
}

html.dark-mode .blog-leftbar-top {
  border-bottom-color: rgba(255, 255, 255, 0.25);
}

html.dark-mode .blog-leftbar-bottom {
  border-top-color: rgba(255, 255, 255, 0.25);
}

.blog-leftbar-tools {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  margin: 8px 0;
  padding-top: 8px;
}

.blog-leftbar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4px 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.25);
  margin-bottom: 4px;
}

.blog-leftbar-logo {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  flex-shrink: 0;
}

.blog-leftbar-lang {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--blog-text-mute);
  background: none;
  border: 1px solid var(--blog-card-border);
  border-radius: 6px;
  padding: 3px 8px;
  cursor: pointer;
  transition: var(--blog-transition);
  letter-spacing: 0.02em;
  font-family: inherit;
  line-height: 1.4;
}

.blog-leftbar-lang:hover {
  color: var(--blog-text);
  border-color: var(--blog-text-soft);
  background: var(--blog-hover-bg);
}

.blog-leftbar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 0;
  flex: 1;
}

.blog-leftbar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--blog-text-soft);
  text-decoration: none;
  transition: var(--blog-transition);
  cursor: pointer;
  line-height: 1.3;
}

.blog-leftbar-link:hover {
  background: var(--blog-hover-bg);
  color: var(--blog-text);
}

.blog-leftbar-link.active {
  color: var(--blog-text);
  font-weight: 600;
  background: var(--blog-bg2);
}

.blog-leftbar-link .link-icon {
  width: 18px;
  text-align: center;
  font-size: 15px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
}

.blog-leftbar-link .link-icon.ri-ai-generate-2 {
  font-size: 13px;
}

.link-badge {
  font-size: 0.65rem;
  color: var(--blog-text-faint);
  margin-left: auto;
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.blog-leftbar-bottom {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 0 0;
  border-top: 1px solid rgba(0, 0, 0, 0.25);
  margin-top: auto;
}

.blog-leftbar-bottom .blog-leftbar-link {
  padding: 6px 6px;
  font-size: 0.82rem;
  gap: 6px;
}

.blog-leftbar-bottom .blog-leftbar-link .link-icon {
  font-size: 13px;
  width: 16px;
}

.blog-leftbar-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0;
}

.blog-leftbar-lang-link {
  display: flex !important;
  align-items: center;
  gap: 10px;
  padding: 8px 10px !important;
  border-radius: 8px;
  font-size: 0.85rem !important;
  color: var(--blog-text-soft);
  text-decoration: none;
  transition: var(--blog-transition);
  cursor: pointer;
  line-height: 1.3;
  margin-bottom: 0;
}

.blog-leftbar-lang-link:hover {
  background: var(--blog-hover-bg);
  color: var(--blog-text);
}

.blog-leftbar-lang-link .link-icon {
  width: 18px !important;
  text-align: center;
  font-size: 15px !important;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
}

.blog-leftbar-theme-link {
  display: flex !important;
  align-items: center;
  gap: 10px;
  padding: 8px 10px !important;
  border-radius: 8px;
  font-size: 0.85rem !important;
  color: var(--blog-text-soft);
  text-decoration: none;
  transition: var(--blog-transition);
  cursor: pointer;
  line-height: 1.3;
  margin-bottom: 0;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
}

.blog-leftbar-theme-link:hover {
  background: var(--blog-hover-bg);
  color: var(--blog-text);
}

.blog-leftbar-theme-link .link-icon {
  width: 18px !important;
  text-align: center;
  font-size: 15px !important;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
}

.blog-leftbar-toggle {
  background: none;
  border: none;
  padding: 6px 6px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
  color: var(--blog-text-mute);
  transition: var(--blog-transition);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.blog-leftbar-toggle:hover {
  color: var(--blog-text);
  background: var(--blog-hover-bg);
}

/* ===== 左侧栏折叠按钮 ===== */
.blog-leftbar-collapse {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--blog-text-mute);
  background: none;
  border: 1px solid var(--blog-card-border);
  border-radius: 6px;
  padding: 3px 6px 2px;
  cursor: pointer;
  transition: var(--blog-transition);
  letter-spacing: 0.02em;
  font-family: inherit;
  line-height: 1.4;
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.blog-leftbar-collapse:hover {
  color: var(--blog-text);
  border-color: var(--blog-text-soft);
  background: var(--blog-hover-bg);
}

/* ===== 折叠状态 ===== */
.blog-leftbar {
  --sidebar-w: 200px;
  width: var(--sidebar-w);
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  z-index: 40;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  transition: width 0.3s cubic-bezier(0.22, 1, 0.36, 1), background 0.35s ease;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right: 1px solid rgba(0, 0, 0, 0.08);
}

.blog-leftbar.collapsed {
  width: 60px;
  padding: 24px 10px;
}

.blog-leftbar.collapsed .blog-leftbar-top {
  justify-content: center;
  padding: 0 0 16px;
}

.blog-leftbar.collapsed .blog-leftbar-logo {
  display: none;
}

.blog-leftbar.collapsed .blog-leftbar-nav {
  align-items: center;
}

.blog-leftbar.collapsed .blog-leftbar-link {
  justify-content: center;
  padding: 9px 0;
  gap: 0;
  width: 36px;
  margin: 0 auto;
}

.blog-leftbar.collapsed .blog-leftbar-link .link-text {
  display: none;
}

.blog-leftbar.collapsed .blog-leftbar-link .link-icon {
  margin: 0;
  font-size: 17px;
  width: 20px;
}

.blog-leftbar.collapsed .blog-leftbar-bottom {
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 0 0;
}

.blog-leftbar.collapsed .blog-leftbar-bottom .blog-leftbar-link {
  width: 36px;
  padding: 6px 0;
}

.blog-leftbar.collapsed .blog-leftbar-bottom .blog-leftbar-link .link-text {
  display: none;
}

.blog-leftbar.collapsed .blog-leftbar-lang-link {
  width: 36px;
  padding: 8px 0 !important;
  justify-content: center;
  margin: 0 auto;
}

.blog-leftbar.collapsed .blog-leftbar-lang-link .link-text {
  display: none;
}

.blog-leftbar.collapsed .blog-leftbar-lang-link .link-icon {
  margin: 0;
  font-size: 17px !important;
  width: 20px !important;
}

.blog-leftbar.collapsed .blog-leftbar-theme-link {
  width: 36px;
  padding: 8px 0 !important;
  justify-content: center;
  margin: 0 auto;
}

.blog-leftbar.collapsed .blog-leftbar-theme-link .link-text {
  display: none;
}

.blog-leftbar.collapsed .blog-leftbar-theme-link .link-icon {
  margin: 0;
  font-size: 17px !important;
  width: 20px !important;
}

.blog-leftbar.collapsed .blog-leftbar-bottom-row {
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
}

.blog-leftbar.collapsed .blog-leftbar-bottom-row .blog-leftbar-link {
  width: 36px;
  padding: 6px 0;
  margin: 0 auto;
}

.blog-leftbar.collapsed .blog-leftbar-bottom-row .blog-leftbar-link .link-text {
  display: none;
}

.blog-leftbar.collapsed .blog-leftbar-toggle {
  margin: 0 auto;
}

.blog-leftbar.collapsed .blog-leftbar-collapse {
  transform: rotate(180deg);
}

/* 折叠时主体内容偏移 */
.blog-leftbar.collapsed ~ .blog-main,
.blog-leftbar.collapsed + * .blog-main {
  padding-left: 84px;
}

/* 左侧栏折叠按钮 — 响应式隐藏 */
@media (max-width: 900px) {
  .blog-leftbar {
    display: none;
  }
  .blog-leftbar.collapsed {
    display: none;
  }
}

/* ===== 博客主容器 — 三栏布局 ===== */
.blog-main {
  max-width: 1100px;
  margin: 40px auto 60px;
  padding: 0 24px 0 224px;
  min-height: 60vh;
  transition: opacity .18s ease;
}

@media (max-width: 900px) {
  .blog-main {
    padding: 0 24px;
  }
}

.blog-content {
  min-width: 0;
}

.blog-sidebar {
  position: sticky;
  top: 90px;
}

@media (max-width: 900px) {
  .blog-sidebar {
    display: none;
  }
}

/* ============================================================
   个人档案卡片 — 精致简约
   ============================================================ */
.blog-profile-card {
  background: var(--blog-card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--blog-card-border);
  border-radius: var(--blog-card-radius);
  padding: 28px 24px;
  margin-bottom: 24px;
  text-align: center;
  box-shadow: var(--blog-card-shadow);
  transition: var(--blog-transition);
}

.blog-profile-card:hover {
  box-shadow: var(--blog-card-shadow-hover);
  border-color: rgba(0, 0, 0, 0.12);
}

html.dark-mode .blog-profile-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.blog-profile-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

/* 头像用 <img> 时必须去掉空 div 时代的 mask 技巧，否则图片内容被遮住 */
.blog-profile-head .blog-profile-avatar {
  width: 70px;
  height: 70px;
  margin-bottom: 0;
  flex-shrink: 0;
  -webkit-mask: none;
  mask: none;
  border: none;
}

.blog-profile-head .blog-profile-name {
  flex: 1;
  text-align: center;
  margin: 0;
  font-size: 1.05rem;
}

.blog-profile-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 12px;
  border: 2px solid transparent;
  background: linear-gradient(135deg, #a78bfa, #f472b6, #34d399) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.blog-profile-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--blog-text);
  letter-spacing: -0.02em;
}

.blog-profile-title {
  font-size: 0.82rem;
  color: var(--blog-text-mute);
  margin: 0 0 14px;
  line-height: 1.4;
}

.blog-profile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 16px;
}

.blog-profile-tag {
  display: inline-block;
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--blog-bg2);
  color: var(--blog-text-soft);
  border: 1px solid var(--blog-card-border);
  transition: var(--blog-transition);
}

.blog-profile-tag:hover {
  background: var(--blog-hover-bg);
  border-color: var(--blog-text-soft);
}

.blog-profile-desc {
  font-size: 0.82rem;
  color: var(--blog-text-mute);
  line-height: 1.6;
  margin: 0;
  text-align: left;
}

/* 侧边栏小部件 */
.blog-widget {
  background: var(--blog-card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--blog-card-border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--blog-card-shadow);
  transition: var(--blog-transition);
}

.blog-widget:hover {
  box-shadow: var(--blog-card-shadow-hover);
}

.blog-widget-title {
  font-size: 0.82rem;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--blog-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.blog-widget-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.blog-widget-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 6px;
  background: var(--blog-bg2);
  color: var(--blog-text-mute);
  border: 1px solid var(--blog-card-border);
  text-decoration: none;
  transition: var(--blog-transition);
}

.blog-widget-tag:hover {
  background: var(--blog-hover-bg);
  border-color: var(--blog-text-soft);
  color: var(--blog-text);
}

/* ============================================================
   列表页 — 文章卡片（极简风格）
   ============================================================ */
.blog-index-header {
  padding: 0 0 40px;
  border-bottom: 1px solid var(--blog-rule);
  margin-bottom: 8px;
}

.blog-index-header h1 {
  font-size: 2.4rem;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--blog-text);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.blog-index-subtitle {
  font-size: 0.95rem;
  color: var(--blog-text-mute);
  margin: 0;
  line-height: 1.5;
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.blog-card {
  padding: 32px 0;
  border-bottom: 1px solid var(--blog-rule);
  transition: var(--blog-transition);
  position: relative;
}

.blog-card:last-child {
  border-bottom: none;
}

.blog-card a {
  text-decoration: none;
  color: inherit;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  position: relative;
}

/* ===== 文章卡片缩略图 ===== */
.blog-card-thumb {
  flex-shrink: 0;
  width: 200px;
  height: 130px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--blog-bg2);
  border: 1px solid var(--blog-card-border);
  transition: var(--blog-transition);
  position: relative;
}

.blog-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-card a:hover .blog-card-thumb img {
  transform: scale(1.05);
}

.blog-card-body {
  flex: 1;
  min-width: 0;
}

.blog-card-title {
  font-size: 1.25rem;
  font-weight: 650;
  margin: 0 0 10px;
  color: var(--blog-text);
  line-height: 1.4;
  letter-spacing: -0.02em;
  transition: color 0.2s ease;
}

.blog-card a:hover .blog-card-title {
  color: #6366f1;
}

html.dark-mode .blog-card a:hover .blog-card-title {
  color: #818cf8;
}

.blog-card-desc {
  font-size: 0.9rem;
  color: var(--blog-text-mute);
  margin: 0 0 14px;
  line-height: 1.7;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--blog-text-faint);
  flex-wrap: wrap;
}

.blog-card-meta time {
  color: var(--blog-text-mute);
  font-feature-settings: "tnum";
}

@media (max-width: 768px) {
  .blog-card a {
    flex-direction: column;
    gap: 14px;
  }
  .blog-card-thumb {
    width: 100%;
    height: 180px;
  }
}

/* ===== 文章详情页 — 特色图片 ===== */
.blog-article-figure {
  max-width: 720px;
  margin: 0 auto 28px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--blog-card-border);
  box-shadow: var(--blog-card-shadow);
  background: var(--blog-bg2);
  aspect-ratio: 16 / 9;
  position: relative;
}

.blog-article-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-article-figure:hover img {
  transform: scale(1.02);
}

.blog-tag {
  display: inline-block;
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 6px;
  background: var(--blog-bg2);
  color: var(--blog-text-mute);
  border: 1px solid var(--blog-card-border);
  white-space: nowrap;
  transition: var(--blog-transition);
  letter-spacing: -0.01em;
}

.blog-tag:hover {
  background: var(--blog-hover-bg);
  color: var(--blog-text);
  border-color: var(--blog-text-soft);
}

.blog-empty {
  text-align: center;
  color: var(--blog-text-mute);
  padding: 80px 0;
}

/* ============================================================
   文章详情页 — 沉浸式阅读
   ============================================================ */
.blog-article {
  max-width: 100%;
}

.blog-article-header {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--blog-rule);
  margin-bottom: 32px;
}

.blog-article-title {
  font-size: 1.8rem;
  font-weight: 750;
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--blog-text);
  letter-spacing: -0.03em;
}

.blog-article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--blog-text-mute);
}

.blog-article-meta time {
  color: var(--blog-text-mute);
  font-feature-settings: "tnum";
}

/* ===== 文章内容样式 — 优化阅读体验 ===== */
.blog-article-content {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--blog-text);
}

.blog-article-content h2 {
  font-size: 1.4rem;
  font-weight: 650;
  margin: 42px 0 14px;
  padding-bottom: 0;
  border-bottom: none;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.blog-article-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 32px 0 10px;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.blog-article-content p {
  margin: 0 0 22px;
}

.blog-article-content a {
  color: var(--blog-text);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--blog-text-mute);
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.blog-article-content a:hover {
  text-decoration-color: #6366f1;
  color: #6366f1;
}

html.dark-mode .blog-article-content a:hover {
  text-decoration-color: #818cf8;
  color: #818cf8;
}

.blog-article-content ul,
.blog-article-content ol {
  margin: 0 0 22px;
  padding-left: 28px;
}

.blog-article-content li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.blog-article-content blockquote {
  margin: 0 0 22px;
  padding: 20px 28px;
  border-left: 3px solid var(--blog-text);
  background: var(--blog-bg2);
  border-radius: 0 10px 10px 0;
  color: var(--blog-text-soft);
  font-style: italic;
  line-height: 1.7;
}

.blog-article-content blockquote p:last-child {
  margin-bottom: 0;
}

.blog-article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 28px 0;
  border: 1px solid var(--blog-card-border);
  box-shadow: var(--blog-card-shadow);
  transition: var(--blog-transition);
}

.blog-article-content img:hover {
  box-shadow: var(--blog-card-shadow-hover);
}

.blog-article-content code {
  font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
  font-size: 0.88em;
  background: var(--blog-bg2);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--blog-card-border);
  color: var(--blog-text);
}

.blog-article-content pre {
  margin: 0 0 22px;
  padding: 24px 28px;
  background: var(--blog-bg2);
  border: 1px solid var(--blog-card-border);
  border-radius: 12px;
  overflow-x: auto;
  font-size: 0.88rem;
  line-height: 1.7;
}

.blog-article-content pre code {
  background: none;
  padding: 0;
  border: none;
  font-size: inherit;
}

.blog-article-content hr {
  margin: 42px 0;
  border: none;
  border-top: 1px solid var(--blog-rule);
}

.blog-article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 22px;
  font-size: 0.9rem;
}

.blog-article-content th,
.blog-article-content td {
  padding: 12px 16px;
  border: 1px solid var(--blog-card-border);
  text-align: left;
}

.blog-article-content th {
  background: var(--blog-bg2);
  font-weight: 600;
}

.blog-article-content tr:hover {
  background: var(--blog-hover-bg);
}

.blog-article-content strong {
  font-weight: 650;
}

/* ===== 返回链接 ===== */
.blog-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--blog-text-mute);
  text-decoration: none;
  margin-bottom: 28px;
  transition: var(--blog-transition);
  position: relative;
  padding-left: 0;
}

.blog-back-link:hover {
  color: var(--blog-text);
  gap: 10px;
}

.blog-back-link::before {
  content: '←';
  font-size: 1.1em;
}

/* ===== 暗色主题适配 ===== */
[data-theme="dark"] .blog-card {
  border-bottom-color: rgba(255,255,255,0.06);
}

[data-theme="dark"] .blog-article-content code {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.1);
}

[data-theme="dark"] .blog-article-content pre {
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.08);
}

[data-theme="dark"] .blog-profile-card,
[data-theme="dark"] .blog-widget {
  background: rgba(255,255,255,0.02);
  border-color: rgba(255,255,255,0.08);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 900px) {
  .blog-main {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .blog-sidebar {
    display: none;
  }

  .blog-article-title {
    font-size: 1.5rem;
  }

  .blog-index-header h1 {
    font-size: 1.8rem;
  }

  .blog-card-desc {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .blog-main {
    margin-top: 20px;
    padding: 0 16px;
  }

  .blog-card {
    padding: 28px 0;
  }

  .blog-card-title {
    font-size: 1.1rem;
  }

  .blog-article-title {
    font-size: 1.35rem;
  }

  .blog-article-content {
    font-size: 0.95rem;
  }

  .blog-article-content h2 {
    font-size: 1.25rem;
  }

  .blog-index-header h1 {
    font-size: 1.6rem;
  }
}

/* ===== 订阅框样式 ===== */
.subscribe-box {
    background: linear-gradient(135deg, var(--blog-card-bg) 0%, var(--blog-bg) 100%);
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.subscribe-desc {
    font-size: 0.85rem;
    color: var(--blog-text-mute);
    line-height: 1.6;
    margin: 12px 0 16px;
}

.subscribe-desc strong {
    color: var(--blog-accent);
    font-weight: 600;
}

.subscribe-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.subscribe-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--blog-border);
    border-radius: 8px;
    background: var(--blog-bg);
    color: var(--blog-text);
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

.subscribe-input:focus {
    outline: none;
    border-color: var(--blog-accent);
    box-shadow: 0 0 0 3px rgba(var(--blog-accent-rgb), 0.1);
}

.subscribe-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 20px;
    background: var(--blog-accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, opacity 0.2s;
}

.subscribe-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.subscribe-btn:active {
    transform: translateY(0);
}

.subscribe-alternative {
    text-align: center;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--blog-border);
}

.or-divider {
    display: block;
    font-size: 0.75rem;
    color: var(--blog-text-mute);
    margin-bottom: 8px;
}

.rss-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--blog-text-mute);
    text-decoration: none;
    transition: color 0.2s;
}

.rss-link:hover {
    color: var(--blog-accent);
}

.subscribe-tip {
    font-size: 0.75rem;
    color: var(--blog-text-mute);
    margin-top: 12px;
    text-align: center;
}

/* 响应式 */
@media (max-width: 768px) {
    .subscribe-box {
        padding: 20px;
    }
}