/* ── 完整的设计令牌系统 ── */
:root {
  /* ? 主要颜色令牌 */
  --bg:      #ffffff;
  --ink:     var(--text-primary);
  --muted:   var(--text-muted);
  --faint:   #e8e8e8;
  --faintest:#f5f5f5;
  
  /* ? 品牌绿色系列（扩展）*/
  --green:        #27ae60;
  --green-50:     #f0faf5;
  --green-100:    #e1f5ed;
  --green-200:    #c8e6c9;
  --green-300:    #a5d6a7;
  --green-400:    #81c784;
  --green-500:    #66bb6a;
  --green-600:    #43a047;
  --green-700:    #388e3c;
  --green-800:    #2e7d32;
  --green-900:    #1b5e20;
  --green-bg:     rgba(39,174,96,.07);
  
  /* ? 语义颜色 */
  --success:      #10b981;
  --warning:      #f59e0b;
  --error:        #ef4444;
  --info:         #3b82f6;
  --success-bg:   rgba(16,185,129,.08);
  --warning-bg:   rgba(245,158,11,.08);
  --error-bg:     rgba(239,68,68,.08);
  --info-bg:      rgba(59,130,246,.08);
  
  /* ? 中性灰度系列 */
  --gray-50:      #fafafa;
  --gray-100:     #f3f3f3;
  --gray-200:     #e8e8e8;
  --gray-300:     #d8d8d8;
  --gray-400:     #b8b8b8;
  --gray-500:     #888888;
  --gray-600:     #555555;
  --gray-700:     #333333;
  --gray-800:     #1a1a1a;
  --gray-900:     #111111;
  
  /* ?+ 字体颜色方案 A - 深色系 */
  --text-primary:  #1e293b;  /* slate-800 */
  --text-secondary: #475569; /* slate-600 */
  --text-tertiary: #64748b;  /* slate-500 */
  --text-muted:    #94a3b8;  /* slate-400 */
  --text-light:    #cbd5e1;   /* slate-300 */
  
  /* ? 布局常量 */
  --w:            800px;
  --pad:          56px;
  
  /* ? 字体系统（8级标准） */
  --font:         'Inter', -apple-system, 'PingFang SC', 'Helvetica Neue', sans-serif;
  --font-title:   'Syne', var(--font);
  --font-size-xs: 10px;
  --font-size-sm: 11px;
  --font-size-md: 12px;
  --font-size-base: 13px;
  --font-size-lg: 14px;
  --font-size-xl: 15px;
  --font-size-2xl: 17px;
  --font-size-3xl: 20px;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  /* ? 间距系统（4px倍数标准化） */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  20px;
  --sp-6:  24px;
  --sp-7:  28px;
  --sp-8:  32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-14: 56px;
  --sp-16: 64px;
  
  /* ? 圆角系统 */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-2xl: 16px;
  --radius-full: 9999px;
  
  /* ? 阴影系统（5级递进） */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.08);
  --shadow-md:  0 4px 12px rgba(0,0,0,.1);
  --shadow-lg:  0 8px 24px rgba(0,0,0,.14);
  --shadow-xl:  0 16px 40px rgba(0,0,0,.18);
  
  /* ? 过渡/动画系统 */
  --transition-fast: 120ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
  --easing-in-out: cubic-bezier(.4,0,.2,1);
  --easing-bounce: cubic-bezier(.34,1.56,.64,1);
  
  /* ? 焦点与交互状态 */
  --focus-ring: 0 0 0 3px rgba(39,174,96,.1);
  --focus-ring-dark: 0 0 0 3px rgba(79,179,113,.2);
}

/* ── 深色模式令牌完整覆盖 ── */
[data-theme="dark"] {
  --bg:           #0f0f0f;
  --ink:          var(--text-primary);
  --muted:        var(--text-muted);
  --faint:        #2a2a2a;
  --faintest:     #1a1a1a;
  
  /* 深色模式下重新定义文字颜色 */
  --text-primary:  #e2e8f0;  /* slate-200 */
  --text-secondary: #cbd5e1; /* slate-300 */
  --text-tertiary: #94a3b8; /* slate-400 */
  --text-muted:    #64748b;  /* slate-500 */
  --text-light:    #475569;  /* slate-600 */
  
  /* 深色绿色系 */
  --green:        #4fb371;
  --green-50:     #0a3a26;
  --green-100:    #0f4a2f;
  --green-200:    #1a5a3c;
  --green-300:    #276a4a;
  --green-400:    #358358;
  --green-500:    #4fb371;
  --green-600:    #66cc99;
  --green-700:    #7dd9aa;
  --green-800:    #99e6c8;
  
  /* 深色语义色 */
  --success:      #34d399;
  --warning:      #fbbf24;
  --error:        #f87171;
  --info:         #60a5fa;
  --success-bg:   rgba(52,211,153,.1);
  --warning-bg:   rgba(251,191,36,.1);
  --error-bg:     rgba(248,113,113,.1);
  --info-bg:      rgba(96,165,250,.1);
  
  /* 深色灰度 */
  --gray-50:      #1f1f1f;
  --gray-100:     #2a2a2a;
  --gray-200:     #3a3a3a;
  --gray-300:     #4a4a4a;
  --gray-400:     #6a6a6a;
  --gray-500:     #999999;
  --gray-600:     #aaaaaa;
  --gray-700:     #cccccc;
  --gray-800:     #e0e0e0;
  --gray-900:     #f5f5f5;
  
  /* 深色阴影 */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.3);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.3);
  --shadow-md:  0 4px 12px rgba(0,0,0,.32);
  --shadow-lg:  0 8px 24px rgba(0,0,0,.35);
  --shadow-xl:  0 16px 40px rgba(0,0,0,.4);
  
  /* 深色焦点 */
  --focus-ring: 0 0 0 3px rgba(79,179,113,.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { overflow-y: scroll; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; }

/* ── wrap ─────────────────────────────────── */
.wrap {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--pad);
  min-width: 320px;
}

/* ── topbar ───────────────────────────────── */
.topbar {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: none;
  position: sticky;
  top: 0;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}
.topbar.raised {
  box-shadow: var(--shadow-sm);
  border-color: transparent;
}
[data-theme="dark"] .topbar {
  background: rgba(15,15,15,.96);
}
[data-theme="dark"] .topbar.raised {
  box-shadow: 0 1px 16px rgba(0,0,0,.3);
}

/* ── LOGO 重设计：左图标，右侧纵向文字（大标题+小副标题） ── */
.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  cursor: pointer;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  transition: transform var(--transition-slow) var(--easing-bounce);
}
.logo:hover .logo-img-wrap { transform: rotate(-5deg) scale(1.1); }
.logo-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* 文字部分：纵向排列，主标题大，副标题小 */
.logo-wordmark { 
  display: flex; 
  flex-direction: column; 
  line-height: 1.1;
  gap: 0;
}
.logo-name {
  font-family: var(--font-title);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -.02em;
  color: var(--ink);
  transition: color var(--transition-normal);
  position: relative;
  display: inline-block;
  width: fit-content;
}
.logo-name::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1.5px;
  background: var(--green);
  transition: width var(--transition-slow) var(--easing-in-out);
}
.logo:hover .logo-name::after { width: 100%; }

.logo-sub {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-light);
  letter-spacing: .16em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: var(--sp-1);
  opacity: .6;
  transition: opacity var(--transition-normal), color var(--transition-normal);
}
.logo:hover .logo-sub { opacity: .8; color: var(--green); }

/* nav */
.nav {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}
.nav a {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--text-tertiary);
  letter-spacing: .02em;
  transition: all var(--transition-fast);
  position: relative;
  padding: var(--sp-1) var(--sp-2);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
}
/* 菜单背景装饰 */
.nav a::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  transition: all var(--transition-fast);
  z-index: -1;
}
.nav a:hover::before {
  background: rgba(39, 174, 96, 0.08);
  transform: scale(1.15);
}
/* 菜单下方的装饰点 */
.nav a::after {
  content: '';
  position: absolute;
  bottom: -12px; left: 50%;
  transform: translateX(-50%) scale(0);
  width: 2px; height: 2px;
  border-radius: 50%;
  background: var(--green);
  transition: transform var(--transition-normal) var(--easing-bounce);
  box-shadow: 0 0 6px rgba(39, 174, 96, 0.4);
}
.nav a:hover { 
  color: var(--text-primary);
  transform: translateY(-2px);
}
.nav a:hover::after { transform: translateX(-50%) scale(1); }
.nav a.on { 
  color: var(--text-primary); 
  font-weight: var(--font-weight-medium);
}
.nav a.on::before {
  background: rgba(39, 174, 96, 0.1);
}
.nav a.on::after { transform: translateX(-50%) scale(1); }

/* 搜索 */
.search {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  border-left: 1px solid var(--faint);
  padding-left: var(--sp-5);
}
.search-field {
  width: 0;
  overflow: hidden;
  transition: width var(--transition-slow) var(--easing-in-out);
}
.search-field.open { width: 120px; }
.search-field input {
  width: 120px;
  border: none; outline: none; background: none;
  font: inherit;
  font-size: var(--font-size-base); font-weight: var(--font-weight-light);
  color: var(--ink);
  letter-spacing: .02em;
}
.search-field input::placeholder { color: var(--faint); }
.search-btn {
  background: none; border: none;
  cursor: pointer; padding: var(--sp-1);
  color: var(--muted);
  display: flex; align-items: center;
  transition: color var(--transition-fast);
}
.search-btn:hover { color: var(--ink); }

/* 夜间模式切换按钮 */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--sp-1);
  color: var(--muted);
  display: flex;
  align-items: center;
  transition: color var(--transition-fast);
  margin-left: var(--sp-3);
  flex-shrink: 0;
}
.theme-toggle:hover { color: var(--ink); }
.theme-toggle svg {
  width: 16px;
  height: 16px;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition-slow) var(--easing-bounce), opacity var(--transition-normal);
}
.theme-toggle svg.sun { opacity: 1; }
.theme-toggle svg.moon { opacity: 0; position: absolute; transform: rotate(-45deg) scale(.7); }

[data-theme="dark"] .theme-toggle svg.sun {
  opacity: 0;
  position: absolute;
  transform: rotate(45deg) scale(.7);
}
[data-theme="dark"] .theme-toggle svg.moon {
  opacity: 1;
  position: relative;
  transform: none;
}

/* ── 公告栏（渐变边框 + 微光 + 图标 + 跑马灯）──────────────── */
.notice-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px var(--sp-4);
  background: linear-gradient(135deg, rgba(39,174,96,.05) 0%, rgba(39,174,96,.02) 100%);
  border-radius: var(--radius-md);
  border: 1px solid rgba(39,174,96,.2);
  border-left: 3px solid var(--green);
  position: relative;
  overflow: hidden;
  margin-bottom: var(--sp-3);
}
/* 流光扫描动画 */
.notice-bar::before {
  content: '';
  position: absolute;
  top: 0; left: -200%;
  width: 80px; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(39,174,96,.12), transparent);
  animation: notice-scan 3.5s linear infinite;
  pointer-events: none;
}
@keyframes notice-scan {
  0%   { left: -30%; }
  100% { left: 110%; }
}
/* 左边框脉冲 */
.notice-bar::after {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 3px;
  background: var(--green);
  border-radius: 0 2px 2px 0;
  animation: notice-pulse 2s ease-in-out infinite;
}
@keyframes notice-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(39,174,96,.4); }
  50%       { opacity: .7; box-shadow: 0 0 8px 2px rgba(39,174,96,.2); }
}
.notice-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--green);
  white-space: nowrap;
  padding: 2px 8px;
  background: rgba(39,174,96,.1);
  border-radius: var(--radius-sm);
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
  line-height: 1.4;
}
.notice-label svg {
  width: 12px; height: 12px;
  animation: notice-icon-spin 8s linear infinite;
  opacity: .85;
}
@keyframes notice-icon-spin {
  0%   { transform: rotate(0deg); }
  25%  { transform: rotate(0deg); }
  35%  { transform: rotate(15deg); }
  45%  { transform: rotate(0deg); }
  100% { transform: rotate(0deg); }
}
/* 跑马灯容器 */
.notice-text-wrap {
  flex: 1;
  overflow: hidden;
  position: relative;
  z-index: 1;
  /* 两端淡出遮罩 */
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 3%, black 97%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 3%, black 97%, transparent 100%);
}
.notice-text {
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--text-secondary);
  letter-spacing: .02em;
  white-space: nowrap;         /* 固定单行，超长才跑马灯 */
  display: inline-block;
  line-height: 1.55;
  position: relative;
  z-index: 1;
  /* 短内容不滚动 */
}
/* 跑马灯滚动动画（JS 动态添加 .marquee 类时激活） */
.notice-text.marquee {
  animation: marquee-scroll var(--marquee-dur, 18s) linear infinite;
}
@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(var(--marquee-offset, -50%)); }
}
/* 打字机光标（跟在文字末尾，只在非跑马灯时显示） */
.notice-text:not(.marquee)::after {
  content: '|';
  color: var(--green);
  animation: cursor-blink 1.1s step-end infinite;
  margin-left: 2px;
  font-weight: 100;
  opacity: .8;
}
@keyframes cursor-blink {
  0%, 100% { opacity: .8; }
  50%       { opacity: 0; }
}
.notice-text a {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.notice-text a:hover { color: var(--green-700, #1a864a); }
[data-theme="dark"] .notice-bar {
  background: linear-gradient(135deg, rgba(79,179,113,.06) 0%, rgba(79,179,113,.02) 100%);
  border-color: rgba(79,179,113,.2);
  border-left-color: var(--green);
}
[data-theme="dark"] .notice-label { background: rgba(79,179,113,.15); }
[data-theme="dark"] .notice-text  { color: var(--text-secondary); }

/* ── 导航与公告栏之间的隔离线：绿色虚线，参照底部设计 ── */
.nav-notice-divide {
  height: 1px;
  background: repeating-linear-gradient(
    to right,
    var(--green) 0px,
    var(--green) 3px,
    transparent 3px,
    transparent 6px
  );
  margin: 0;
  opacity: .6;
}
.nav-notice-divide-dots {
  display: none;
}

/* ── 文章列表 ─────────────────────────── */
.posts { padding-top: 4px; }

.post {
  padding: 20px 0;
  border-bottom: 1px solid var(--faint);
  display: grid;
  grid-template-columns: 1fr 144px;
  grid-template-rows: auto auto auto;
  column-gap: var(--sp-7);
  cursor: pointer;
  position: relative;
}

/* 左右对称书签线 */
.post::before,
.post::after {
  content: '';
  position: absolute;
  top: 28px; bottom: 28px;
  width: 2px;
  background: var(--green);
  transform: scaleY(0);
  border-radius: 1px;
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.post::before {
  left: calc(-1 * var(--pad));
  transform-origin: top;
}
.post::after {
  right: calc(-1 * var(--pad));
  transform-origin: bottom;
}
.post:hover::before { transform: scaleY(1); }
.post:hover::after  { transform: scaleY(1); }
.post:last-of-type { border-bottom: none; }
.post.no-img { grid-template-columns: 1fr; }

/* 标题 */
.post-title {
  grid-column: 1;
  grid-row: 1;
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.45;
  letter-spacing: -.01em;
  margin-bottom: var(--sp-2);
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
}

/* 文章标题前的绿色点缀 */
.post-title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  align-self: center;
  position: relative;
}

/* 动态脉冲效果 */
.post-title::before::after {
  content: '';
  position: absolute;
  top: -3px; left: -3px; right: -3px; bottom: -3px;
  border-radius: 50%;
  border: 1.5px solid var(--green);
  opacity: 0;
  animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.6); opacity: 0.6; }
  60% { transform: scale(2.2); opacity: 0; }
  100% { opacity: 0; }
}

.post-title a {
  display: inline;
  transition: color var(--transition-fast);
}
.post:hover .post-title a { color: var(--green); }
.post:hover .post-title::before {
  animation: pulse-dot 1s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
}

/* 置顶：小圆点 + 脉冲 */
.pin-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  position: relative;
  align-self: center;
  margin-right: var(--sp-2);
}
.pin-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid var(--green);
  opacity: 0;
  animation: pulse-ring 2s ease-out infinite;
}

/* 置顶徽章 */
.pin-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  height: 18px;
  font-size: 10px;
  font-weight: 600;
  color: var(--green);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 3px;
  margin-right: var(--sp-2);
  flex-shrink: 0;
  letter-spacing: 0.5px;
  align-self: center;
}

/* 摘要：两行完整展示，两边对齐 */
.post-summary {
  grid-column: 1;
  grid-row: 2;
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--muted);
  line-height: 1.75;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: var(--sp-3);
  letter-spacing: .025em;
  text-align: justify;
}

/* ── Meta ── */
.post-meta {
  grid-column: 1;
  grid-row: 3;
  display: flex;
  align-items: center;
  gap: 0;
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
}

/* 时间 */
.meta-date {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  color: var(--muted);
  font-size: var(--font-size-md);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.meta-date::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  border: 1px solid var(--faint);
  display: block;
  flex-shrink: 0;
  transition: border-color var(--transition-normal), background var(--transition-normal);
}
.post:hover .meta-date::before {
  border-color: var(--green);
  background: var(--green);
}

/* 斜杠分隔 */
.meta-slash {
  font-size: var(--font-size-base);
  font-weight: 200;
  color: var(--faint);
  margin: 0 var(--sp-2);
  line-height: 1;
  user-select: none;
  flex-shrink: 0;
}

/* 分类 */
.meta-cat {
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .03em;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.meta-cat::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 0; height: 1px;
  background: var(--green);
  transition: width var(--transition-normal) var(--easing-in-out);
}
.meta-cat:hover { color: var(--green); }
.meta-cat:hover::after { width: 100%; }

/* 竖线分隔 */
.meta-div {
  width: 1px; height: 10px;
  background: var(--faint);
  margin: 0 var(--sp-2);
  flex-shrink: 0;
}

/* 评论/阅读图标项 */
.meta-icon-item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-md);
  color: var(--muted);
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.meta-icon-item svg {
  opacity: .4;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}
.meta-icon-item:hover { color: var(--ink); }
.meta-icon-item:hover svg { opacity: .7; }

/* 缩略图 */
.post-thumb {
  grid-column: 2;
  grid-row: 1 / 4;
  align-self: start;
  width: 144px;
  height: 96px;
  overflow: hidden;
  background: var(--faintest);
  flex-shrink: 0;
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid var(--faint);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--transition-slow) ease, transform var(--transition-slow) ease, border-color var(--transition-normal) ease;
}
[data-theme="dark"] .post-thumb {
  box-shadow: 0 2px 8px rgba(0,0,0,.24);
  border-color: rgba(255,255,255,.08);
}
.post-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.95) contrast(1.05) saturate(0.75) hue-rotate(-3deg);
  transition: filter var(--transition-slow) var(--easing-in-out), opacity var(--transition-slow);
  opacity: 0.92;
}
.post:hover .post-thumb img {
  filter: brightness(1.0) contrast(1.1) saturate(1.0) hue-rotate(0deg);
  opacity: 1;
}
[data-theme="dark"] .post-thumb img {
  filter: brightness(1.08) contrast(1.08) saturate(0.8) hue-rotate(-3deg);
}
.post-thumb::after {
  content: '';
  position: absolute; inset: 0;
  background: 
    radial-gradient(circle at 30% 30%, rgba(39,174,96,.15) 0%, transparent 50%),
    linear-gradient(135deg, rgba(255,255,255,.05) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-slow) ease;
  pointer-events: none;
  border-radius: var(--radius-md);
}
.post:hover .post-thumb::after { opacity: 1; }
[data-theme="dark"] .post-thumb::after {
  background: 
    radial-gradient(circle at 30% 30%, rgba(79,179,113,.12) 0%, transparent 50%),
    linear-gradient(135deg, rgba(255,255,255,.02) 0%, transparent 100%);
}
.post:hover .post-thumb {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: rgba(39,174,96,.3);
}
[data-theme="dark"] .post:hover .post-thumb {
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  border-color: rgba(79,179,113,.4);
}

/* ── 分页 ── */
.page-navigator {
  text-align: center;
  padding: 20px 0 0;
  font-size: 0.875em;
}

.page-navigator li {
  display: inline;
  margin: 5px;
  padding: 4px 0;
}

.page-navigator li a {
  display: inline-block;
  padding: 1px 3px;
  margin: 3px;
  text-decoration: none;
  color: var(--muted);
}

.page-navigator li.current,
.page-navigator li:hover {
  background-color: var(--green);
  color: #fff;
  border-radius: 12px;
}

.page-navigator li.current a,
.page-navigator li:hover a {
  color: #fff;
}

/* 保留原有的.pager样式用于向后兼容 */
.pager {
  padding: var(--sp-4) 0 var(--sp-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Typecho 分页链接 */
.pager a {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .04em;
  transition: color var(--transition-fast), gap var(--transition-fast);
  padding: var(--sp-1) 0;
  text-decoration: none;
}
.pager a:hover { color: var(--ink); gap: var(--sp-2); }
.pager a.current { color: var(--green); font-weight: 500; }

/* 页码容器 */
.pg-nums {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

/* 页码链接 */
.pg {
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  transition: color var(--transition-fast);
  padding: var(--sp-1) var(--sp-2);
  border-radius: 4px;
  text-decoration: none;
}
.pg:hover { color: var(--ink); }
.pg.on {
  color: var(--green);
  font-weight: 500;
}
.pg.dots {
  color: var(--faint);
  cursor: default;
  padding: var(--sp-1) var(--sp-2);
}

/* 兼容旧版分页类名 */
.pg-prev, .pg-next {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .04em;
  transition: color var(--transition-fast), gap var(--transition-fast);
  padding: var(--sp-1) 0;
  text-decoration: none;
}
.pg-prev:hover, .pg-next:hover { color: var(--ink); gap: var(--sp-2); }
.pg-prev.disabled, .pg-next.disabled { opacity: .3; cursor: default; pointer-events: none; }
.pg-prev svg, .pg-next svg { transition: transform var(--transition-normal) var(--easing-in-out); }
.pg-prev:hover svg { transform: translateX(-2px); }
.pg-next:hover svg { transform: translateX(2px); }

/* 数字区 */
.pg-nums {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.pg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--muted);
  position: relative;
  transition: color var(--transition-fast);
  border-radius: var(--radius-xs);
  cursor: pointer;
}
.pg:hover { color: var(--ink); }
.pg.on {
  color: var(--ink);
  font-weight: 500;
}
.pg.on::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%);
  width: 14px; height: 1.5px;
  background: var(--green);
  border-radius: var(--radius-xs);
}
.pg.dots {
  color: var(--faint);
  cursor: default;
  font-size: var(--font-size-base);
  width: 20px;
}
.pg.dots:hover { color: var(--faint); }

/* ── 分页与footer之间的隔离线：绿色虚线 ── */
.pager-footer-divide {
  height: 1px;
  background: repeating-linear-gradient(
    to right,
    var(--green) 0px,
    var(--green) 3px,
    transparent 3px,
    transparent 6px
  );
  margin: 8px 0;
}
.pager-footer-divide-marker {
  display: none;
}

/* ── footer ─────────────────────────────── */
.foot {
  padding: var(--sp-6) 0 var(--sp-12);
}

/* ── 底部统计信息：查阅 + 评论条数 + Typecho + 篱落 + 码字 ── */
.foot-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--sp-4);
  padding-bottom: 0;
  border-bottom: none;
  flex-wrap: wrap;
  width: 100%;
}
.stat-item {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  white-space: nowrap;
  flex: 0 0 auto;
  font-size: var(--font-size-sm);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
}
.stat-item:not(:last-child)::after {
  content: '|';
  margin: 0 var(--sp-2);
  color: var(--faint);
  opacity: .6;
  flex-shrink: 0;
}
.stat-icon {
  width: 15px; height: 15px;
  opacity: .5;
  flex-shrink: 0;
  transition: opacity var(--transition-normal);
}
.stat-item:hover .stat-icon { opacity: .8; }
.stat-text {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat-text .num {
  font-weight: 500;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  margin: 0 var(--sp-1);
}
.stat-item a {
  color: var(--muted);
  transition: color var(--transition-fast);
}
.stat-item a:hover {
  color: var(--ink);
}
.stat-item .hi {
  color: var(--ink);
  font-weight: 400;
}
.stat-item svg {
  opacity: .4;
  flex-shrink: 0;
  transition: opacity var(--transition-normal);
  width: 13px; height: 13px;
}
.stat-item a:hover svg {
  opacity: .7;
}

/* ── 运营信息栏 ── */
.foot-runtime {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  row-gap: 0;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--sp-4);
  padding: 0;
  border-bottom: none;
  width: 100%;
}
.runtime-item {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-sm);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
  white-space: nowrap;
  flex-shrink: 0;
  flex: 0 0 auto;
}
.runtime-item a { color: var(--muted); transition: color var(--transition-fast); }
.runtime-item a:hover { color: var(--ink); }
.runtime-item svg { opacity: .4; flex-shrink: 0; transition: opacity var(--transition-normal); width: 13px; height: 13px; }
.runtime-item a:hover svg { opacity: .7; }
.runtime-item .hi { color: var(--ink); font-weight: 400; }
.runtime-sep {
  display: none;
}

/* ── 存活时间 ── */
.runtime-alive {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-sm);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
}
.runtime-alive svg {
  width: 13px; height: 13px;
  opacity: .4;
  flex-shrink: 0;
  transition: opacity var(--transition-normal);
}
.runtime-alive svg:first-child {
  order: -1;
}
.runtime-alive svg:last-of-type {
  order: 10;
}
.runtime-alive:hover svg {
  opacity: .7;
}
.alive-prefix {
  font-size: var(--font-size-sm);
  font-weight: 300;
  color: var(--muted);
  margin-right: 0;
}
.alive-seg {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5px;
}
.alive-n {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
  min-width: 1.5em;
  text-align: right;
  transition: color var(--transition-fast);
}
.alive-u {
  font-size: var(--font-size-xs);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .04em;
  margin-right: var(--sp-1);
}
.alive-n.sec {
  color: var(--green);
}
.alive-n.sec.tick {
  animation: sectick .12s ease-out;
}
@keyframes sectick {
  0%   { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* ── 版权 + 存活时间行 ── */
.foot-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding-bottom: var(--sp-4);
  width: 100%;
  flex-wrap: wrap;
}

.foot-copy {
  font-size: var(--font-size-sm);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex: 0 0 auto;
}
.foot-copy-year {
  color: var(--ink);
  font-weight: 400;
}
.foot-copy a {
  color: var(--ink);
  font-weight: 400;
  transition: color var(--transition-fast);
}
.foot-copy a:hover {
  color: var(--green);
}

/* 存活时间行 */
.foot-alive {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-width: 200px;
}

/* 友链徽章 */
.foot-badges {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
  flex-shrink: 0;
}
.foot-badges a {
  display: flex; align-items: center;
  opacity: .35;
  transition: opacity var(--transition-normal);
  border-radius: var(--radius-xs);
  overflow: hidden;
}
.foot-badges a:hover { opacity: .8; }
.foot-badges img { height: 20px; width: auto; }

/* 彩蛋句子 */
.foot-egg {
  margin-top: var(--sp-1);
  font-size: var(--font-size-sm);
  font-weight: 300;
  color: var(--faint);
  letter-spacing: .04em;
  transition: color var(--transition-slow);
  cursor: default;
  user-select: none;
  text-align: left;
}
.foot-egg:hover { color: var(--muted); }

/* ── 返回顶部 + 阅读进度圆弧 ── */
#goTop {
  position: fixed;
  /* 贴着内容区右边缘：内容宽 800px 居中，按钮在右边缘往外偏 8px */
  left: calc(50% + 400px - 38px);
  bottom: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg);
  border: none;
  padding: 0;
  cursor: pointer;
  z-index: 9999;
  /* 初始：隐藏（用 visibility 而非 pointer-events，更彻底） */
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(.9);
  transition: opacity .28s ease, visibility .28s ease, transform .28s cubic-bezier(.34,1.56,.64,1),
              box-shadow .2s;
  box-shadow: 0 2px 10px rgba(0,0,0,.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
[data-theme="dark"] #goTop {
  background: var(--gray-800);
  box-shadow: 0 2px 12px rgba(0,0,0,.35);
}
/* 显示状态 */
#goTop.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
#goTop:hover {
  box-shadow: 0 4px 18px rgba(39,174,96,.22);
  transform: translateY(-2px) scale(1);
}
#goTop:active {
  transform: translateY(0) scale(.96);
}
/* 进度圆弧 SVG：绝对覆盖 */
#goTopRing {
  position: absolute;
  top: 0; left: 0;
  width: 46px; height: 46px;
  pointer-events: none;
}
/* 背景轨道圆 */
#goTopRing .go-track {
  fill: none;
  stroke: var(--gray-200);
  stroke-width: 2;
}
[data-theme="dark"] #goTopRing .go-track {
  stroke: var(--gray-700);
}
/* 进度弧线：从12点钟顺时针 */
#goTopRing .go-arc {
  fill: none;
  stroke: var(--green);
  stroke-width: 2.2;
  stroke-linecap: round;
  /* dasharray/dashoffset 由 JS 控制 */
  transform: rotate(-90deg);
  transform-origin: 23px 23px;
  transition: stroke-dashoffset .12s linear;
}
/* 箭头图标 */
#goTop .go-arrow {
  position: absolute;
  z-index: 1;
  color: var(--green);
  display: block;
  opacity: 0;
  transform: translateY(4px);
  transition: color .2s, opacity .2s, transform .2s;
}
/* 百分比数字 */
#goTop .go-pct {
  position: absolute;
  z-index: 1;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  transition: opacity .2s, transform .2s, color .2s;
  pointer-events: none;
}
/* 悬停：数字淡出，箭头出现 */
#goTop:hover .go-pct {
  opacity: 0;
  transform: translateY(-3px);
}
#goTop:hover .go-arrow {
  opacity: 1;
  transform: translateY(0);
  color: var(--green);
}
/* 窄屏：内容区宽度不到 800px，降级为 right 定位 */
@media (max-width: 860px) {
  #goTop { left: auto; right: 14px; bottom: 20px; }
  #tocToggle { left: auto; right: 14px; bottom: calc(20px + 46px + 10px); }
  #tocPanel { right: 14px; left: auto; }
}
@media (max-width: 600px) {
  #goTop { width: 42px; height: 42px; }
  #goTopRing { width: 42px; height: 42px; }
  #tocToggle { width: 42px; height: 42px; bottom: calc(20px + 42px + 10px); }
}
/* focus 可访问性 */
#goTop:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

/* ── 入场动画（只用 opacity，不用 transform，避免破坏 fixed 子元素定位） ── */
@keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.wrap { animation: fadein .42s cubic-bezier(.22,1,.36,1) both; }

/* ── 平板优化 ── */
@media (min-width: 768px) and (max-width: 1024px) {
  .post { grid-template-columns: 1fr 128px; column-gap: var(--sp-5); }
  .post-thumb { width: 128px; height: 88px; }
}

/* ── 响应式 ── */
@media (max-width: 680px) {
  :root { --pad: 20px; }
  .topbar { position: relative; }
  .post::before { left: -20px; }
  .post::after  { right: -20px; }
  .nav { gap: var(--sp-4); }
  .nav a { font-size: var(--font-size-md); }
  .search { padding-left: var(--sp-3); }
  .post { grid-template-columns: 1fr 96px; column-gap: var(--sp-4); }
  .post-thumb { width: 96px; height: 64px; border-radius: var(--radius-sm); }
  .post-title { font-size: var(--font-size-xl); }
  .foot-stats { gap: var(--sp-6); }
  .runtime-sep { margin: 0 var(--sp-2); }
  .foot-bottom { flex-direction: column; align-items: center; }
  #goTop { right: 14px; bottom: 20px; }
  .pager { padding: var(--sp-6) 0 var(--sp-5); }
  
  /* 触屏长按效果 */
  .post-thumb {
    transition: filter var(--transition-normal), opacity var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
  }
  .post:active .post-thumb img {
    filter: brightness(0.88) contrast(1.15) saturate(1.05) hue-rotate(0deg);
  }
}

/* ╭─── 第一阶段补充：交互反馈与可访问性增强 ─────────────────────── */
/* 焦点态样式（键盘导航）*/
.nav a:focus-visible,
.meta-cat:focus-visible,
.pg:focus-visible,
.search-btn:focus-visible,
.theme-toggle:focus-visible,
.stat-item a:focus-visible,
.runtime-item a:focus-visible,
#goTop:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* 按钮禁用态（预留） */
button:disabled {
  opacity: .5;
  cursor: not-allowed;
  pointer-events: none;
}

/* 加载指示器样式（跳动动画） */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes pulse-fade {
  0%, 100% { opacity: .4; }
  50% { opacity: 1; }
}
.loading {
  display: inline-block;
  animation: spin .8s linear infinite;
}
.loading-text {
  animation: pulse-fade 1.2s ease-in-out infinite;
}

/* 高对比度模式支持 */
@media (prefers-contrast: more) {
  :root {
    --text-primary:  #000000;
    --text-secondary: #1a1a1a;
    --text-tertiary: #333333;
    --text-muted:    #555555;
  }
  [data-theme="dark"] {
    --text-primary:  #ffffff;
    --text-secondary: #ffffff;
    --text-tertiary: #f5f5f5;
    --text-muted:    #cccccc;
  }
}

/* 动画减少模式支持 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* ╭─── 骨架屏加载动画 ────────────────────────────── */
@keyframes skeleton-loading {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton {
  background: linear-gradient(
    90deg,
    var(--gray-100) 0%,
    var(--gray-200) 50%,
    var(--gray-100) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}
[data-theme="dark"] .skeleton {
  background: linear-gradient(
    90deg,
    var(--gray-700) 0%,
    var(--gray-600) 50%,
    var(--gray-700) 100%
  );
}
/* 图片加载前的骨架屏 */
.post-thumb img.loading {
  display: none;
}
.post-thumb .skeleton-placeholder {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-md);
}
.post-thumb img.loaded + .skeleton-placeholder {
  display: none;
}

/* ╭─── 点击脉冲反馈动画 ───────────────────────────── */
@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 0.6;
  }
  100% {
    transform: scale(2.5);
    opacity: 0;
  }
}
.pipple-effect {
  position: relative;
  overflow: hidden;
}
.ripple {
  position: absolute;
  border-radius: 50%;
  background: var(--green);
  pointer-events: none;
  animation: ripple 0.6s ease-out forwards;
}
[data-theme="dark"] .ripple {
  background: rgba(79, 179, 113, 0.6);
}

/* ╭─── Logo 3连击彩蛋效果 ───────────────────────────── */
.logo.shake {
  animation: logo-shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}
@keyframes logo-shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}
.logo.triggered {
  animation: logo-celebration 1s cubic-bezier(.36,.07,.19,.97) both;
}
@keyframes logo-celebration {
  0% { transform: scale(1) rotate(0deg); }
  25% { transform: scale(1.2) rotate(-10deg); }
  50% { transform: scale(1.1) rotate(10deg); }
  75% { transform: scale(1.15) rotate(-5deg); }
  100% { transform: scale(1) rotate(0deg); }
}
/* 彩蛋激活提示 */
.egg-toast {
  position: fixed;
  top: 80px;
  right: 24px;
  padding: 12px 20px;
  background: var(--bg);
  border: 1px solid var(--green);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  opacity: 0;
  transform: translateY(-20px);
  transition: all var(--transition-normal) var(--easing-bounce);
  z-index: 1000;
  pointer-events: none;
}
.egg-toast.show {
  opacity: 1;
  transform: translateY(0);
}
[data-theme="dark"] .egg-toast {
  background: var(--gray-800);
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
}

/* ╭─── 返回顶部长按彩蛋 ───────────────────────────── */
#goTop.holding {
  border-color: var(--warning);
  box-shadow: 0 0 0 4px rgba(245,158,11,.1);
}
#goTop.holding svg {
  animation: pulse-arrow 0.5s ease-in-out infinite;
}
@keyframes pulse-arrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* ╭─── 滚动底部彩蛋 ───────────────────────────────── */
.scroll-egg {
  position: fixed;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--green-50), var(--green-100));
  border: 1px solid var(--green-300);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  color: var(--text-primary);
  font-size: var(--font-size-md);
  font-weight: 500;
  text-align: center;
  opacity: 0;
  transition: all var(--transition-slow) var(--easing-bounce);
  z-index: 999;
  pointer-events: none;
}
.scroll-egg.show {
  bottom: 120px;
  opacity: 1;
}
.scroll-egg .egg-icon {
  font-size: 24px;
  margin-bottom: 8px;
  display: block;
}
[data-theme="dark"] .scroll-egg {
  background: linear-gradient(135deg, var(--gray-700), var(--gray-600));
  border-color: var(--green-600);
  box-shadow: 0 16px 40px rgba(0,0,0,.5);
}

/* ═══════════════════════════════════════
   侧边栏 Sidebar
═══════════════════════════════════════ */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}
.widget {
  background: var(--bg);
  border: 1px solid var(--faint);
  border-radius: var(--radius-xl);
  padding: var(--sp-5) var(--sp-6);
  transition: box-shadow var(--transition-normal);
}
.widget:hover { box-shadow: var(--shadow-sm); }
.widget-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin: 0 0 var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--faint);
}
.widget-content { font-size: var(--font-size-base); }
.widget-empty { color: var(--text-muted); font-size: var(--font-size-sm); margin: 0; }

/* 侧边栏列表通用 */
.recent-posts-list,
.category-list,
.archive-list,
.recent-comments-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.recent-posts-list li,
.category-list li,
.archive-list li,
.recent-comments-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-2);
}
.recent-posts-list a,
.category-list a,
.archive-list a,
.recent-comments-list a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-size-base);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.recent-posts-list a:hover,
.category-list a:hover,
.archive-list a:hover { color: var(--green); }
.post-date,
.cat-count,
.arc-count {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* 最新评论 */
.comment-author { color: var(--green); font-weight: 500; }
.comment-snippet { color: var(--text-muted); font-size: var(--font-size-sm); }

/* 标签云 */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}
.tag-item {
  display: inline-block;
  padding: 2px var(--sp-3);
  background: var(--faintest);
  border: 1px solid var(--faint);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.tag-item:hover {
  background: var(--green-50);
  border-color: var(--green-200);
  color: var(--green);
}

/* 搜索框 */
.search-input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--faint);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-input-wrap:focus-within {
  border-color: var(--green);
  box-shadow: var(--focus-ring);
}
.search-input {
  flex: 1;
  padding: var(--sp-2) var(--sp-3);
  border: none;
  outline: none;
  background: transparent;
  font-size: var(--font-size-base);
  color: var(--text-primary);
}
.search-btn {
  padding: var(--sp-2) var(--sp-3);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  transition: color var(--transition-fast);
}
.search-btn:hover { color: var(--green); }

/* ═══════════════════════════════════════
   文章详情页 Post
═══════════════════════════════════════ */

/* ── 文章容器书签线 ── */
.post-wrapper {
  position: relative;
  padding-top: var(--sp-10);
  padding-bottom: var(--sp-8);
}
.post-wrapper::before,
.post-wrapper::after {
  content: '';
  position: absolute;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: var(--green);
  transform: scaleY(0);
  border-radius: 1px;
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.post-wrapper::before { left: calc(-1 * var(--pad)); transform-origin: top; }
.post-wrapper::after  { right: calc(-1 * var(--pad)); transform-origin: bottom; }
.post-wrapper:hover::before,
.post-wrapper:hover::after { transform: scaleY(1); }

/* 分类徽章 */
.post-category-badge {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--green);
  font-weight: 500;
  margin-bottom: var(--sp-3);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.post-category-badge a { color: inherit; text-decoration: none; }
.post-category-badge a:hover { text-decoration: underline; }

/* 成长标签 */
.post-growth-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 2px var(--sp-3);
  background: linear-gradient(135deg, rgba(39,174,96,.12), rgba(39,174,96,.06));
  border: 1px solid rgba(39,174,96,.25);
  border-radius: var(--radius-full);
  color: var(--green);
  margin-bottom: var(--sp-3);
  letter-spacing: .02em;
}

/* 标题装饰 */
.post-title-wrapper {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-2);
}
.post-title-decor {
  width: 3px;
  height: 32px;
  background: linear-gradient(to bottom, var(--green), var(--green-300));
  border-radius: 2px;
  flex-shrink: 0;
}
.post-title-content {
  position: relative;
  display: inline-block;
}
.post-title-content::after {
  content: '';
  position: absolute;
  right: -18px;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  animation: title-pulse 2s ease-in-out infinite;
  box-shadow: 0 0 8px rgba(39,174,96,.4);
}
@keyframes title-pulse {
  0%,100% { transform: translateY(-50%) scale(1); opacity: 1; }
  50%      { transform: translateY(-50%) scale(1.3); opacity: .7; }
}

/* 文章标题 */
.post-title {
  font-size: var(--font-size-3xl);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.45;
  letter-spacing: -.01em;
  margin: 0;
}

/* 文章 meta 信息（斜线分隔） */
.post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
  margin-bottom: var(--sp-7);
  margin-top: var(--sp-3);
}
.post-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  white-space: nowrap;
}
.post-meta .meta-slash {
  font-size: var(--font-size-base);
  font-weight: 200;
  color: var(--faint);
  margin: 0 var(--sp-2);
  line-height: 1;
  user-select: none;
  flex-shrink: 0;
}

/* ── 独立页面(page.php)的 meta 条 ── */
.post-meta-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-4);
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
  margin-top: var(--sp-2);
  margin-bottom: var(--sp-7);
}
.post-meta-bar .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
[data-theme="dark"] .post-meta-bar { color: var(--text-tertiary); }

/* ── 文章正文排版 ── */
.post-content {
  padding-bottom: var(--sp-7);
  border-bottom: 1px solid var(--faint);
  margin-bottom: var(--sp-7);
}

/* 段落 */
.post-content p {
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--ink);
  line-height: 1.85;
  margin-bottom: var(--sp-4);
  text-indent: 2em;
  text-align: justify;
  letter-spacing: .025em;
}
/* 首字母绿色 */
.post-content > p:first-of-type::first-letter {
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--green);
}

/* 标题 h2 */
.post-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.5;
  margin: var(--sp-7) 0 var(--sp-4);
  position: relative;
  display: inline-block;
}
.post-content h2::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--green);
  animation: h2-pulse 2s ease-in-out infinite;
}
@keyframes h2-pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(39,174,96,.4); transform: translateY(-50%) scale(1); }
  50%      { box-shadow: 0 0 0 6px rgba(39,174,96,0); transform: translateY(-50%) scale(1.2); }
}

/* 标题 h3 */
.post-content h3 {
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.5;
  margin: var(--sp-6) 0 var(--sp-3);
  position: relative;
  display: inline-block;
}
.post-content h3::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--green);
  animation: h2-pulse 2s ease-in-out infinite;
}

/* 标题 h4 */
.post-content h4 {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--ink);
  margin: var(--sp-5) 0 var(--sp-3);
}

/* 引用块 */
.post-content blockquote {
  border-left: 3px solid var(--green);
  padding: var(--sp-4) var(--sp-5);
  margin: var(--sp-5) 0;
  background: linear-gradient(to right, var(--green-bg), transparent);
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--text-secondary);
  font-style: italic;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  position: relative;
}
.post-content blockquote::before {
  content: '"';
  position: absolute;
  left: var(--sp-4);
  top: -4px;
  font-size: 40px;
  color: var(--green);
  opacity: .2;
  font-family: Georgia, serif;
  line-height: 1;
}

/* 列表 */
.post-content ul,
.post-content ol {
  margin: var(--sp-4) 0;
  padding-left: 2em;
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--ink);
  line-height: 1.85;
}
.post-content li { margin-bottom: var(--sp-2); text-align: justify; }
.post-content li::marker { color: var(--green); }

/* 链接 */
.post-content a {
  color: var(--green);
  text-decoration: underline;
  text-decoration-style: dashed;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: all var(--transition-fast);
}
.post-content a:hover {
  color: var(--ink);
  text-decoration-style: solid;
}

/* 行内代码 */
.post-content code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: var(--font-size-sm);
  padding: 2px 6px;
  background: var(--faintest);
  border: 1px solid var(--faint);
  border-radius: var(--radius-sm);
  color: var(--green-700);
}

/* 代码块 */
.post-content pre {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #e8e8e8;
  padding: var(--sp-5);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: var(--sp-5) 0;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  border: 1px solid rgba(39,174,96,.1);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05);
}
.post-content pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* 图片 */
.post-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: var(--sp-5) 0;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
  cursor: zoom-in;
  display: block;
}
.post-content img:hover { transform: scale(1.02); }

/* 表格 */
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--sp-6) 0;
  font-size: var(--font-size-base);
}
.post-content th,
.post-content td {
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--faint);
  text-align: left;
}
.post-content th {
  background: var(--faintest);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}
.post-content tr:hover td { background: var(--faintest); }

/* 文章标签 */
.post-footer {
  margin-top: var(--sp-7);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--faint);
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: space-between;
}
.post-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}
.post-tags svg { flex-shrink: 0; }
.post-tags a {
  display: inline-block;
  padding: 2px var(--sp-3);
  background: var(--faintest);
  border: 1px solid var(--faint);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.post-tags a:hover {
  background: var(--green-50);
  border-color: var(--green-200);
  color: var(--green);
}

/* 上下篇导航：绿边框极简风 */
.post-nav {
  display: flex;
  gap: var(--sp-4);
  margin-bottom: var(--sp-7);
}
.post-nav-item {
  flex: 1;
  padding: var(--sp-5);
  border: 1px solid var(--green);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  background: transparent;
}
.post-nav-item:hover {
  border-color: var(--green-400);
  background: var(--green-50);
}
.post-nav-next { text-align: right; }
.nav-label {
  font-size: var(--font-size-xs);
  font-weight: 300;
  color: var(--muted);
  margin-bottom: var(--sp-2);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.post-nav-next .nav-label { justify-content: flex-end; }
.nav-title {
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.4;
  transition: color var(--transition-fast);
}
.post-nav-item:hover .nav-title { color: var(--green); }

/* 版权声明：绿色左边线 */
.post-copyright {
  background: var(--faintest);
  border: 1px solid var(--faint);
  border-left: 3px solid var(--green);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--sp-4) var(--sp-5);
  margin: var(--sp-6) 0;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}
.post-copyright p { margin: 0 0 var(--sp-2); }
.post-copyright p:last-child { margin: 0; }
.post-copyright a { color: var(--green); }

/* ── 猜你喜欢 ── */
.related-section {
  padding-top: var(--sp-2);
  margin-bottom: var(--sp-7);
}
.section-title {
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--sp-5);
  position: relative;
  display: inline-block;
}
/* 标题右侧小绿点 */
.section-title::after {
  content: '';
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px rgba(39,174,96,.4);
}
.related-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  list-style: none;
  padding: 0;
  margin: 0;
}
.related-list-item {
  border-bottom: 1px solid var(--faint);
  padding-bottom: var(--sp-3);
}
.related-list-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.related-list-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  transition: all var(--transition-fast);
  padding: var(--sp-2) 0;
}
.related-list-link:hover { transform: translateX(4px); }
.list-num {
  flex-shrink: 0;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--green);
  font-variant-numeric: tabular-nums;
  opacity: .6;
}
.list-title {
  flex: 1;
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.5;
  transition: color var(--transition-fast);
}
.related-list-link:hover .list-title { color: var(--green); }
.list-meta {
  flex-shrink: 0;
  font-size: var(--font-size-md);
  color: var(--muted);
  font-weight: 300;
}

/* ═══════════════════════════════════════
   评论区 Comments
═══════════════════════════════════════ */
.comments-area {
  margin-top: var(--sp-10);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--faint);
}

/* ═══════════════════════════════════════
   站点公告 Site Notice
═══════════════════════════════════════ */
.site-notice {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: linear-gradient(135deg, var(--green-50), #eef6ff);
  border: 1px solid var(--green-200);
  border-left: 3px solid var(--green);
  border-radius: var(--radius-lg);
  margin-bottom: var(--sp-6);
  position: relative;
}

.notice-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--green-600);
  margin-top: 2px;
}

.notice-content {
  flex: 1;
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-secondary);
}
.notice-content p { margin: 0; }
.notice-content a {
  color: var(--green-700);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.notice-content a:hover { color: var(--green-900); }

[data-theme="dark"] .site-notice {
  background: var(--faintest);
  border-color: var(--green-700);
  border-left-color: var(--green-500);
}
[data-theme="dark"] .notice-icon { color: var(--green-400); }
[data-theme="dark"] .notice-content { color: var(--text-secondary); }

/* ── 顶置文章卡片（与 .post 完全对齐，仅额外有顶置徽章） ── */
.sticky-post-card {
  /* 与 .post 保持相同 padding / border / layout */
  padding: 20px 0;
  border-bottom: 1px solid var(--faint);
  display: grid;
  grid-template-columns: 1fr;   /* 无缩略图时单列 */
  grid-template-rows: auto auto auto auto;
  cursor: pointer;
  position: relative;
  /* 左右书签线（hover 时伸展） */
}
/* 有缩略图时：左侧内容 + 右侧图片（与普通卡片完全一致） */
.sticky-post-card.has-thumb {
  grid-template-columns: 1fr 144px;
  column-gap: var(--sp-7);
}
.sticky-post-card.has-thumb .sticky-pin,
.sticky-post-card.has-thumb .sticky-title,
.sticky-post-card.has-thumb .sticky-excerpt,
.sticky-post-card.has-thumb .sticky-meta {
  grid-column: 1;
}
.sticky-post-card.has-thumb .sticky-thumb {
  grid-column: 2;
  grid-row: 1 / 5;
}
.sticky-post-card::before,
.sticky-post-card::after {
  content: '';
  position: absolute;
  top: 28px; bottom: 28px;
  width: 2px;
  background: var(--green);
  transform: scaleY(0);
  border-radius: 1px;
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.sticky-post-card::before {
  left: calc(-1 * var(--pad));
  transform-origin: top;
}
.sticky-post-card::after {
  right: calc(-1 * var(--pad));
  transform-origin: bottom;
}
.sticky-post-card:hover::before { transform: scaleY(1); }
.sticky-post-card:hover::after  { transform: scaleY(1); }

/* 顶置徽章 — 与 .author-badge 完全统一（胶囊形 + 绿色渐变 + 微光） */
.sticky-pin {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-600, #20a460) 100%);
  color: white;
  font-size: 10px;
  font-weight: 700;
  border-radius: 10px;
  letter-spacing: .06em;
  text-transform: uppercase;
  box-shadow: 0 2px 6px rgba(39,174,96,.25);
  margin-bottom: 8px;
  position: relative;
  overflow: hidden;
  align-self: start;
  width: fit-content;
}
.sticky-pin::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
  transition: left .5s;
}
.sticky-post-card:hover .sticky-pin::before { left: 100%; }
.sticky-pin svg { flex-shrink: 0; }

/* 标题（与 .post-title 对齐） */
.sticky-title {
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.45;
  letter-spacing: -.01em;
  margin-bottom: var(--sp-2);
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
}
/* 绿点 */
.sticky-title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  align-self: center;
  position: relative;
}
.sticky-title a {
  color: var(--ink);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.sticky-post-card:hover .sticky-title a { color: var(--green); }
.sticky-post-card:hover .sticky-title::before {
  animation: pulse-dot 1s ease-in-out infinite;
}

/* 摘要（与 .post-summary 对齐） */
.sticky-excerpt {
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--muted);
  line-height: 1.75;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: var(--sp-3);
  letter-spacing: .025em;
  text-align: justify;
}

/* meta（与 .post-meta 对齐） */
.sticky-meta {
  display: flex;
  align-items: center;
  gap: 0;
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
}
.sticky-meta .meta-date {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  color: var(--muted);
  font-size: var(--font-size-md);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.sticky-meta .meta-date::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  border: 1px solid var(--faint);
  display: block;
  flex-shrink: 0;
  transition: border-color var(--transition-normal), background var(--transition-normal);
}
.sticky-post-card:hover .sticky-meta .meta-date::before {
  border-color: var(--green);
  background: var(--green);
}

/* 缩略图（与 .post-thumb 完全一致） */
.sticky-thumb {
  border-radius: var(--radius-md);
  overflow: hidden;
  align-self: center;
  aspect-ratio: 16 / 9;
}
.sticky-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease, filter .5s ease;
  filter: brightness(.96) saturate(.9);
}
.sticky-post-card:hover .sticky-thumb img {
  transform: scale(1.04);
  filter: brightness(1) saturate(1);
}

[data-theme="dark"] .notice-content a { color: var(--green-300); }

/* ═══════════════════════════════════════
   回到顶部按钮样式已在前面定义（第1210-1282行）
═══════════════════════════════════════ */

/* ═══════════════════════════════════════
   文章心情/天气标签
═══════════════════════════════════════ */
.post-mood-weather {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
  font-size: 13px;
}

.mood-tag,
.weather-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--faint);
  border-radius: 20px;
  color: var(--text-secondary);
  font-size: 12px;
}

.mood-tag {
  background: linear-gradient(135deg, #fce7f3, #fbcfe8);
  color: #be185d;
}

.weather-tag {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #0369a1;
}

[data-theme="dark"] .mood-tag {
  background: linear-gradient(135deg, #831843, #701a75);
  color: #f9a8d4;
}

[data-theme="dark"] .weather-tag {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  color: #93c5fd;
}

/* ═══════════════════════════════════════
   文章目录（TOC）
═══════════════════════════════════════ */
/* ── TOC 浮动按钮（与 #goTop 同款圆形，在其正上方） ── */
#tocToggle {
  position: fixed;
  left: calc(50% + 400px - 38px); /* 与 #goTop 同 left 值 */
  bottom: calc(28px + 46px + 10px); /* goTop 底部 + 高度 + 间距 */
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg);
  border: none;
  padding: 0;
  cursor: pointer;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  box-shadow: 0 2px 10px rgba(0,0,0,.1);
  transition: color .2s, box-shadow .2s, transform .2s, background .2s;
}
#tocToggle:hover {
  color: var(--green);
  box-shadow: 0 4px 18px rgba(39,174,96,.22);
  transform: translateY(-2px);
}
#tocToggle[aria-expanded="true"] {
  color: var(--green);
  background: rgba(39,174,96,.08);
}
[data-theme="dark"] #tocToggle {
  background: var(--gray-800);
  box-shadow: 0 2px 12px rgba(0,0,0,.35);
  color: var(--text-secondary);
}

/* ── TOC 面板（从按钮上方展开，right 对齐按钮） ── */
#tocPanel {
  position: fixed;
  right: calc(50vw - 400px + 38px - 260px); /* 右边与按钮右边对齐，面板宽 260px */
  bottom: calc(28px + 46px + 10px + 46px + 8px);
  width: 260px;
  max-height: 50vh;
  background: var(--bg);
  border: 1px solid var(--faint);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,.12);
  z-index: 9997;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  /* 收起状态 */
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(.97);
  transition: opacity .22s ease, visibility .22s ease, transform .22s cubic-bezier(.34,1.56,.64,1);
  pointer-events: none;
}
#tocPanel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.toc-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px 10px;
  border-bottom: 1px solid var(--faintest);
  flex-shrink: 0;
}
.toc-panel-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.toc-panel-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  background: none;
  border-radius: 50%;
  cursor: pointer;
  color: var(--muted);
  padding: 0;
  transition: color .15s, background .15s;
}
.toc-panel-close:hover {
  color: var(--text-primary);
  background: var(--faintest);
}
.toc-panel-body {
  overflow-y: auto;
  padding: 8px 6px;
  flex: 1;
}
.toc-panel-body ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.toc-panel-body li { margin: 2px 0; }
.toc-panel-body a {
  display: block;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  line-height: 1.45;
  transition: color .15s, background .15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.toc-panel-body a:hover,
.toc-panel-body a.toc-active {
  color: var(--green);
  background: rgba(39,174,96,.08);
}
.toc-panel-body a.toc-active { font-weight: 500; }
.toc-panel-body .toc-level-2 { padding-left: 0; }
.toc-panel-body .toc-level-3 { padding-left: 12px; }
.toc-panel-body .toc-level-3 > a { font-size: 12px; }
.toc-panel-body .toc-level-4 { padding-left: 22px; }
.toc-panel-body .toc-level-4 > a { font-size: 11px; color: var(--muted); }
[data-theme="dark"] #tocPanel {
  background: var(--gray-800);
  border-color: var(--gray-700);
}
[data-theme="dark"] .toc-panel-body a:hover,
[data-theme="dark"] .toc-panel-body a.toc-active {
  background: rgba(39,174,96,.12);
}


/* 评论列表 */
.comments-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0 0 var(--sp-6);
}
/* ── 评论列表（与 post-test.html 设计稿一致）── */
.comments-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

/* 评论条目：头像 + 正文横排，底部分隔线 */
.comment-item {
  display: flex;
  gap: var(--sp-4);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid var(--faint);
  flex-wrap: wrap;
  position: relative;
}
.comment-item:last-child { border-bottom: none; }

/* 头像 */
.comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--gray-200);
  flex-shrink: 0;
  overflow: hidden;
}
.comment-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 正文区 */
.comment-body { flex: 1; min-width: 0; }

.comment-header {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
  flex-wrap: wrap;
}

/* 昵称 */
.comment-author {
  font-size: var(--font-size-md);
  font-weight: 500;
  color: var(--ink);
}
.comment-author a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
.comment-author a:hover { color: var(--green); }

/* 博主徽章容器 */
.comment-badges {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

/* 博主胶囊徽章（绿色渐变，与 post-test.html 一致） */
.author-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-600) 100%);
  color: white;
  font-size: 10px;
  font-weight: 600;
  border-radius: 10px;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 4px rgba(39,174,96,.2);
  gap: 3px;
  position: relative;
  overflow: hidden;
}
.author-badge::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: left .5s;
}
.author-badge:hover::before { left: 100%; }
.author-badge svg { flex-shrink: 0; }

/* 评论者等级 */
.comment-level {
  font-size: var(--font-size-sm);
  padding: 0;
  background: none;
  color: var(--muted);
  border-radius: 0;
  font-weight: 500;
}

/* 时间 */
.comment-time {
  font-size: var(--font-size-sm);
  color: var(--muted);
}

/* 楼层 */
.comment-floor {
  font-size: var(--font-size-sm);
  color: var(--muted);
  opacity: .6;
}

/* 回复按钮 */
.comment-actions { margin-left: auto; }
.comment-actions a {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: none;
  padding: 2px var(--sp-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}
.comment-actions a:hover {
  color: var(--green);
  background: var(--green-50);
}

/* 评论内容 */
.comment-content {
  font-size: var(--font-size-base);
  line-height: 1.75;
  color: var(--text-secondary);
  font-weight: 300;
  word-break: break-word;
}
.comment-content p { margin: 0 0 var(--sp-2); }
.comment-content p:last-child { margin: 0; }
.comment-content code {
  font-family: monospace;
  font-size: .875em;
  padding: 1px 5px;
  background: var(--faintest);
  border-radius: var(--radius-xs);
  color: var(--green-700);
}

/* 子评论容器（缩进下沉，与 post-test.html 一致） */
.child-comments {
  margin-left: 52px;
  margin-top: var(--sp-4);
  background: transparent;
  border: none;
  width: calc(100% - 52px);
  box-sizing: border-box;
  flex-basis: 100%;
}
/* threadedComments() 自动输出 ol.comments-list 作为子评论容器 */
.child-comments > .comments-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  margin: 0;
}
.child-comments .comment-item {
  padding-bottom: var(--sp-4);
  border-bottom: none;
}
.child-comments .comment-item:last-child { padding-bottom: 0; }

/* 评论翻页 */
.comment-nav {
  margin-top: var(--sp-6);
  text-align: center;
}

/* ─── 评论表单 ─── */
.respond-wrap {
  margin-top: var(--sp-10);
}
.cancel-reply-wrap { margin-bottom: var(--sp-4); }
.cancel-reply-wrap a {
  font-size: var(--font-size-md);
  color: var(--text-muted);
  text-decoration: none;
  padding: var(--sp-2) var(--sp-4);
  background: var(--faintest);
  border: 1px solid var(--faint);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}
.cancel-reply-wrap a:hover {
  color: var(--error);
  border-color: var(--error);
  background: var(--error-bg);
}

.respond-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0 0 var(--sp-6);
}

.logged-in-as {
  background: var(--green-50);
  border: 1px solid var(--green-200);
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
  margin-bottom: var(--sp-5);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}
.logged-in-as a { color: var(--green); text-decoration: none; }

/* 输入字段 */
.comment-fields { margin-bottom: var(--sp-4); }
.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--sp-4);
}
.field-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.field-group label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}
.required { color: var(--error); }
.field-input {
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--faint);
  border-radius: var(--radius-lg);
  background: var(--bg);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
  box-sizing: border-box;
}
.field-input:focus {
  border-color: var(--green);
  box-shadow: var(--focus-ring);
}

/* 评论文本框 */
.comment-text-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}
.comment-text-wrap label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}
.comment-textarea {
  width: 100%;
  box-sizing: border-box;
  padding: var(--sp-4);
  border: 1px solid var(--faint);
  border-radius: var(--radius-lg);
  background: var(--bg);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: 1.7;
  resize: vertical;
  min-height: 120px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  font-family: var(--font);
}
.comment-textarea:focus {
  border-color: var(--green);
  box-shadow: var(--focus-ring);
}

/* OwO 富文本编辑器容器 */
.OwO-editor-wrap {
  border: 1px solid var(--faint);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.OwO-editor-wrap:focus-within {
  border-color: var(--green);
  box-shadow: var(--focus-ring);
}

/* contenteditable 编辑区 */
.OwO-editor {
  min-height: 120px;
  max-height: 400px;
  overflow-y: auto;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--font-size-base);
  font-family: var(--font);
  line-height: 1.75;
  color: var(--text-primary);
  background: var(--bg);
  outline: none;
  word-break: break-word;
}
.OwO-editor:empty::before {
  content: attr(data-placeholder);
  color: var(--text-muted);
  pointer-events: none;
}
.OwO-editor img {
  display: inline;
  width: 24px;
  height: 24px;
  vertical-align: middle;
  margin: 0 1px;
}

/* Emoji 反应按钮 */
.comment-emoji-reactions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-top: var(--sp-2);
}
.emoji-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px var(--sp-2);
  font-size: var(--font-size-sm);
  background: var(--gray-100);
  border: 1px solid var(--faint);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
  color: var(--text-secondary);
  line-height: 1;
}
.emoji-btn:hover {
  background: var(--green-50);
  border-color: var(--green-300);
  color: var(--green-700);
}
.emoji-btn.active {
  background: var(--green-100);
  border-color: var(--green-400);
  color: var(--green-800);
}
.emoji-count {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* 提交按钮 */
.comment-submit-wrap {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}
.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  background: var(--green);
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
}
.btn-submit:hover {
  background: var(--green-700);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
.btn-submit:active { transform: translateY(0); }
.comment-tips {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin: 0;
}

/* 评论关闭 */
.comments-closed {
  padding: var(--sp-6);
  text-align: center;
  color: var(--text-muted);
  background: var(--faintest);
  border-radius: var(--radius-xl);
  border: 1px dashed var(--faint);
}

/* ── 评论区深色模式 ── */
[data-theme="dark"] .comments-area     { border-top-color: var(--faint); }
[data-theme="dark"] .comment-item      { border-bottom-color: var(--faint); }
[data-theme="dark"] .comment-content code { background: var(--gray-100); }
[data-theme="dark"] .field-input       { background: var(--gray-100); border-color: var(--gray-200); color: var(--text-primary); }
[data-theme="dark"] .field-input:focus { border-color: var(--green-500); box-shadow: var(--focus-ring-dark); }
[data-theme="dark"] .OwO-editor-wrap   { border-color: var(--gray-200); }
[data-theme="dark"] .OwO-editor-wrap:focus-within { border-color: var(--green-500); box-shadow: var(--focus-ring-dark); }
[data-theme="dark"] .OwO-editor        { background: var(--gray-100); color: var(--text-primary); }
[data-theme="dark"] .logged-in-as      { background: var(--green-50); border-color: var(--green-200); }
[data-theme="dark"] .cancel-reply-wrap a { background: var(--gray-100); border-color: var(--gray-200); }
[data-theme="dark"] .comments-closed   { background: var(--gray-100); border-color: var(--gray-200); }

/* ── 评论区响应式 ── */
@media (max-width: 768px) {
  .field-row { grid-template-columns: 1fr 1fr; }
  .child-comments { margin-left: 36px; width: calc(100% - 36px); }
}
@media (max-width: 480px) {
  .field-row { grid-template-columns: 1fr; }
  .child-comments { margin-left: 24px; width: calc(100% - 24px); }
  .comment-submit-wrap { flex-direction: column; align-items: flex-start; gap: var(--sp-2); }
}


/* ═══════════════════════════════════════
   归档页  Archive Timeline
═══════════════════════════════════════ */

/* ── 归档页标题 ── */
.archive-header {
  padding: var(--sp-6) 0 var(--sp-4);
  text-align: center;
}
.archive-title {
  font-family: var(--font-title);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--ink);
  letter-spacing: -.02em;
  margin: 0;
  position: relative;
  display: inline-block;
}
.archive-title::after {
  content: '';
  position: absolute;
  bottom: -8px; left: 50%;
  transform: translateX(-50%);
  width: 40px; height: 3px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  border-radius: 2px;
  opacity: .8;
}

/* 副标题（文章数） */
.archive-sub {
  margin: var(--sp-4) 0 0;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  letter-spacing: .04em;
}
.arc-num {
  font-weight: var(--font-weight-medium);
  color: var(--green);
}

/* ── 时间线容器 ── */
.archive-timeline {
  padding: var(--sp-4) 0 var(--sp-12);
}

/* ── 年份区块 ── */
.archive-year {
  margin-bottom: var(--sp-2);
}
.year-header {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--faint);
}
.year-number {
  font-family: var(--font-title);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--green);
  letter-spacing: -.02em;
  line-height: 1;
  display: inline-block;
}
.year-count {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  letter-spacing: .04em;
  padding: 4px 10px;
  background: var(--faintest);
  border-radius: var(--radius-full);
  font-variant-numeric: tabular-nums;
}

/* ── 月份区块 ── */
.archive-month {
  margin-bottom: var(--sp-4);
  position: relative;
}
.month-header {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  letter-spacing: .02em;
  margin: 0 0 var(--sp-3);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.month-header::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  opacity: .6;
  box-shadow: 0 0 8px rgba(39,174,96,.4);
  flex-shrink: 0;
}

/* ── 文章列表（左侧竖线 + 时间点） ── */
.archive-posts {
  margin-left: var(--sp-6);
  border-left: 1px solid var(--faint);
  padding-left: var(--sp-6);
}
.archive-post {
  display: flex;
  align-items: baseline;
  gap: var(--sp-4);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--faintest);
  transition: all var(--transition-fast);
  position: relative;
}
.archive-post:hover {
  background: rgba(39,174,96,.03);
  border-bottom-color: rgba(39,174,96,.15);
  transform: translateX(4px);
}
.archive-post:last-child { border-bottom: none; }

/* 时间点装饰 */
.archive-post::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--sp-6) - 5px);
  top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--faint);
  transition: border-color var(--transition-normal), background var(--transition-normal);
}
.archive-post:hover::before {
  background: var(--green);
  border-color: var(--green);
  box-shadow: 0 0 6px rgba(39,174,96,.4);
}

/* 日期 */
.post-date {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 80px;
}

/* 文章标题链接 */
.archive-post-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: var(--text-primary);
  letter-spacing: .01em;
  line-height: 1.5;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
  text-decoration: none;
}
.archive-post:hover .archive-post-title { color: var(--green); }

/* 分类标签 */
.post-cat {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  letter-spacing: .04em;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── 分页（与 HTML 模板一致：左-数字-右 三栏布局） ── */
.arc-pager {
  padding: var(--sp-2) 0 var(--sp-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.arc-pg-prev,
.arc-pg-next {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  letter-spacing: .04em;
  transition: color var(--transition-fast), gap var(--transition-fast);
  padding: var(--sp-1) 0;
  text-decoration: none;
}
.arc-pg-prev:hover,
.arc-pg-next:hover { color: var(--ink); gap: var(--sp-2); }
.arc-pg-prev svg,
.arc-pg-next svg { transition: transform var(--transition-normal) var(--easing-in-out, ease); }
.arc-pg-prev:hover svg { transform: translateX(-2px); }
.arc-pg-next:hover svg { transform: translateX(2px); }

/* 数字区 */
.arc-pg-nums {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.arc-pg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  position: relative;
  transition: color var(--transition-fast);
  border-radius: var(--radius-xs);
  text-decoration: none;
}
.arc-pg:hover { color: var(--ink); }
.arc-pg.on {
  color: var(--ink);
  font-weight: var(--font-weight-medium);
}
.arc-pg.on::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%);
  width: 14px; height: 1.5px;
  background: var(--green);
  border-radius: var(--radius-xs);
}
.arc-pg.dots {
  color: var(--faint);
  cursor: default;
  width: 20px;
}
.arc-pg.dots:hover { color: var(--faint); }

/* Typecho 原生 pageNav 的 li 元素（含 arc-pg-nums） */
.arc-pg-nums {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  list-style: none;
  margin: 0; padding: 0;
}
.arc-pg-nums li { display: flex; }
.arc-pg-nums li a,
.arc-pg-nums li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  position: relative;
  transition: color var(--transition-fast);
  border-radius: var(--radius-xs);
  text-decoration: none;
}
.arc-pg-nums li a:hover { color: var(--ink); }
.arc-pg-nums li.current a,
.arc-pg-nums li.active a {
  color: var(--ink);
  font-weight: var(--font-weight-medium);
}
.arc-pg-nums li.current a::after,
.arc-pg-nums li.active a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%);
  width: 14px; height: 1.5px;
  background: var(--green);
  border-radius: var(--radius-xs);
}
.arc-pg-nums li.split span {
  color: var(--faint);
  cursor: default;
  width: 20px;
}

/* pageLink 输出的 a/span */
.arc-pager > a {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  letter-spacing: .04em;
  transition: color var(--transition-fast), gap var(--transition-fast);
  padding: var(--sp-1) 0;
  text-decoration: none;
}
.arc-pager > a:hover { color: var(--ink); }
.arc-pg-disabled {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  letter-spacing: .04em;
  opacity: .35;
  cursor: default;
  pointer-events: none;
}

/* ── 空状态 ── */
.no-posts {
  text-align: center;
  padding: var(--sp-20) 0;
  color: var(--muted);
}
.no-posts-icon {
  margin-bottom: var(--sp-4);
  opacity: .3;
}
.no-posts-text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  letter-spacing: .04em;
  margin: 0;
}

/* ═══════════════════════════════════════
   搜索结果页 Search Results
═══════════════════════════════════════ */
.search-kw {
  color: var(--green);
  font-weight: var(--font-weight-medium);
}
.kw-mark {
  background: rgba(39,174,96,.18);
  color: var(--green);
  border-radius: 2px;
  padding: 0 2px;
  font-style: normal;
}

/* 结果列表 */
.search-results {
  padding: var(--sp-2) 0 var(--sp-10);
}
/* 单列卡片，悬停右移 */
.search-result-item {
  padding: var(--sp-5) 0;
  border-bottom: 1px solid var(--faintest);
  transition: transform var(--transition-fast);
  position: relative;
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { transform: translateX(4px); }

/* 内容区（单列，宽度自适应） */
.sri-body {
  min-width: 0;
}
/* 标题：最醒目 */
.sri-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  margin: 0 0 var(--sp-2);
  line-height: 1.4;
}
.sri-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.search-result-item:hover .sri-title a { color: var(--green); }

/* meta 行（紧贴标题下方） */
.sri-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
  font-size: var(--font-size-xs);
  color: var(--muted);
  margin-bottom: var(--sp-3);
}
.sri-date, .sri-cat, .sri-comments {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* 摘要（在最下方） */
.sri-excerpt {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 无结果重新搜索框 */
.re-search-form {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--faint);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--sp-6);
  transition: border-color var(--transition-fast);
}
.re-search-form:focus-within { border-color: var(--green); }
.re-search-input {
  border: none;
  outline: none;
  background: transparent;
  font: inherit;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  padding: var(--sp-2) var(--sp-4);
  width: 200px;
}
.re-search-input::placeholder { color: var(--faint); }
.re-search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-2) var(--sp-3);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--muted);
  transition: color var(--transition-fast);
}
.re-search-btn:hover { color: var(--green); }

/* ═══════════════════════════════════════
   404 页面
═══════════════════════════════════════ */
.e404-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sp-16) 0 var(--sp-20);
  text-align: center;
  gap: var(--sp-10);
}

/* 大数字 */
.e404-code {
  font-family: var(--font-title);
  font-size: clamp(100px, 18vw, 180px);
  font-weight: var(--font-weight-extrabold);
  line-height: 1;
  letter-spacing: -.04em;
  color: transparent;
  background: linear-gradient(135deg, rgba(39,174,96,.12) 0%, rgba(39,174,96,.35) 50%, rgba(39,174,96,.12) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  user-select: none;
  pointer-events: none;
  position: relative;
}
.e404-code::after {
  content: '404';
  position: absolute;
  inset: 0;
  color: var(--green);
  opacity: .08;
  filter: blur(18px);
  z-index: -1;
}

/* 主体 */
.e404-body {
  max-width: 440px;
}
.e404-title {
  font-family: var(--font-title);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--ink);
  margin: 0 0 var(--sp-3);
  letter-spacing: -.01em;
}
.e404-desc {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0 0 var(--sp-6);
}

/* 操作按钮 */
.e404-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
  flex-wrap: wrap;
}
.e404-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 10px var(--sp-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-normal);
  letter-spacing: .02em;
}
.e404-btn-primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 2px 12px rgba(39,174,96,.3);
}
.e404-btn-primary:hover {
  background: var(--green-600, #1d9e5a);
  box-shadow: 0 4px 18px rgba(39,174,96,.4);
  transform: translateY(-1px);
}
.e404-btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--faint);
}
.e404-btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
  background: rgba(39,174,96,.05);
}

/* 搜索框 */
.e404-search {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--faint);
  border-radius: var(--radius-full);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background: var(--bg);
}
.e404-search:focus-within {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(39,174,96,.1);
}
.e404-search-input {
  border: none; outline: none;
  background: transparent;
  font: inherit;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--text-primary);
  padding: 10px var(--sp-5);
  width: 240px;
}
.e404-search-input::placeholder { color: var(--faint); }
.e404-search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px var(--sp-4);
  background: transparent;
  border: none; cursor: pointer;
  color: var(--muted);
  transition: color var(--transition-fast);
}
.e404-search-btn:hover { color: var(--green); }

/* 最近文章区 */
.e404-recent {
  width: 100%;
  max-width: 480px;
  border-top: 1px solid var(--faint);
  padding-top: var(--sp-8);
}
.e404-recent-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin: 0 0 var(--sp-5);
}
.e404-recent-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px rgba(39,174,96,.5);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .6; transform: scale(.75); }
}
.e404-recent-list {
  list-style: none;
  margin: 0; padding: 0;
}
.e404-recent-item {
  display: flex;
  align-items: baseline;
  gap: var(--sp-4);
  padding: var(--sp-2) 0;
  border-bottom: 1px solid var(--faintest);
  transition: transform var(--transition-fast);
}
.e404-recent-item:last-child { border-bottom: none; }
.e404-recent-item:hover { transform: translateX(4px); }
.e404-recent-date {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-light);
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 40px;
}
.e404-recent-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  color: var(--text-primary);
  text-decoration: none;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.e404-recent-item:hover .e404-recent-link { color: var(--green); }

/* ── 暗色模式补充 ── */
[data-theme="dark"] .widget {
  background: var(--faintest);
  border-color: var(--faint);
}
[data-theme="dark"] .field-input,
[data-theme="dark"] .comment-textarea {
  background: var(--faintest);
  border-color: var(--faint);
  color: var(--text-primary);
}
[data-theme="dark"] .comment-wrap { border-color: var(--faint); }
[data-theme="dark"] .post-content code { color: var(--green-300); }
[data-theme="dark"] .post-content pre { background: #1a1a2e; }
[data-theme="dark"] .post-content blockquote { background: rgba(39,174,96,.06); }
[data-theme="dark"] .post-copyright { background: var(--faintest); }
[data-theme="dark"] .post-nav-item { border-color: var(--green-700); }
[data-theme="dark"] .post-nav-item:hover { background: rgba(39,174,96,.06); border-color: var(--green-500); }
[data-theme="dark"] .tag-item { background: var(--faintest); border-color: var(--faint); }
[data-theme="dark"] .search-input-wrap { border-color: var(--faint); background: var(--faintest); }
[data-theme="dark"] .search-input { color: var(--text-primary); }
[data-theme="dark"] .year-header { border-color: var(--faint); }
[data-theme="dark"] .archive-posts { border-color: var(--faint); }
[data-theme="dark"] .archive-post::before { background: var(--bg); border-color: var(--faint); }
[data-theme="dark"] .e404-search { background: var(--faintest); border-color: var(--faint); }
[data-theme="dark"] .e404-search-input { color: var(--text-primary); }
[data-theme="dark"] .e404-btn-ghost { border-color: var(--faint); }
[data-theme="dark"] .e404-recent { border-color: var(--faint); }
[data-theme="dark"] .re-search-form { border-color: var(--faint); background: var(--faintest); }
[data-theme="dark"] .re-search-input { color: var(--text-primary); }

/* ─── 响应式 ─── */
@media (max-width: 640px) {
  .post-nav { flex-direction: column; }
  .post-nav-next { text-align: left; }
  .post-nav-next .nav-label { justify-content: flex-start; }
  .field-row { grid-template-columns: 1fr; }
  .child-comments { margin-left: 20px; width: calc(100% - 20px); }
  .comment-submit-wrap { flex-direction: column; align-items: flex-start; }
  /* 归档/分类/标签页 */
  .archive-posts { margin-left: var(--sp-4); padding-left: var(--sp-4); }
  .archive-post { gap: var(--sp-2); }
  .post-cat { display: none; }
  /* 搜索页 */
  .sri-left { display: none; }
  .e404-search-input { width: 160px; }
  .e404-code { font-size: clamp(80px, 28vw, 140px); }
}
/* 图片懒加载 */
img[loading='lazy'] {
  background-color: var(--gray-100);
  transition: opacity 0.3s ease;
}

img[loading='lazy'].loaded {
  opacity: 1;
}

img[loading='lazy'].loading {
  opacity: 0.6;
}

/* 文章热榜 */
.widget-hot-posts .hot-posts-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.widget-hot-posts .hot-post-item {
  display: flex;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--gray-200);
  transition: background-color 0.2s ease;
}

.widget-hot-posts .hot-post-item:last-child {
  border-bottom: none;
}

.widget-hot-posts .hot-post-item:hover {
  background-color: var(--gray-100);
  padding-left: 8px;
  padding-right: 8px;
}

.widget-hot-posts .hot-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-right: 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  flex-shrink: 0;
}

.widget-hot-posts .hot-post-item:nth-child(1) .hot-rank {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.widget-hot-posts .hot-post-item:nth-child(2) .hot-rank {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.widget-hot-posts .hot-post-item:nth-child(3) .hot-rank {
  background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.widget-hot-posts .hot-post-item a {
  flex: 1;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.widget-hot-posts .hot-post-item a:hover {
  color: var(--green);
}

.widget-hot-posts .hot-views {
  flex-shrink: 0;
  margin-left: 10px;
  font-size: 11px;
  color: var(--text-tertiary);
}

/* 访客统计 */
.widget-visitor-stats .stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding: 8px 0;
}

.widget-visitor-stats .stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 8px;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
  border-radius: 8px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.widget-visitor-stats .stat-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.widget-visitor-stats .stat-number {
  font-size: 20px;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 4px;
}

.widget-visitor-stats .stat-label {
  font-size: 11px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 搜索自动补全 */
.widget-search .search-wrapper {
  position: relative;
}

/* 通用搜索建议样式（适用于顶部搜索框和侧边栏搜索框） */
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%; /* 宽度与搜索框一致 */
  margin-top: 4px;
  background: white;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  max-height: 300px;
  overflow-y: auto;
  display: none;
  box-sizing: border-box;
}

/* 顶部搜索框的建议框宽度限制 */
#sf .search-suggestions {
  width: 280px; /* 固定宽度，与搜索框宽度一致 */
}

[data-theme=dark] .search-suggestions {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

/* 通用建议列表样式 */
.suggestions-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.suggestions-list li a {
  display: block;
  padding: 10px 12px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: background-color 0.2s ease;
  font-size: 13px;
}

.suggestions-list li a:hover {
  background-color: var(--gray-100);
  color: var(--green);
}

[data-theme=dark] .suggestions-list li a:hover {
  background-color: var(--gray-700);
}

.suggestions-list li a strong {
  color: var(--green);
  font-weight: 600;
}

/* 文章密码保护 */
.post-password-protected {
  max-width: 400px;
  margin: 40px auto;
  padding: 40px;
  text-align: center;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
}

[data-theme=dark] .post-password-protected {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

.post-password-protected .password-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--green-100) 0%, var(--green-50) 100%);
  border-radius: 50%;
  color: var(--green);
}

[data-theme=dark] .post-password-protected .password-icon {
  background: var(--green-bg);
}

.post-password-protected .password-hint {
  margin: 0 0 24px;
  font-size: 14px;
  color: var(--text-secondary);
}

.post-password-protected form {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
}

.post-password-protected input[type=" password\] {
 flex: 1;
 max-width: 200px;
 padding: 10px 14px;
 border: 1px solid var(--gray-300);
 border-radius: 6px;
 font-size: 13px;
 transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

[data-theme=dark] .post-password-protected input[type=\password\] {
 background: var(--gray-700);
 border-color: var(--gray-600);
 color: var(--text-primary);
}

.post-password-protected input[type=\password\]:focus {
 outline: none;
 border-color: var(--green);
 box-shadow: 0 0 0 3px var(--green-bg);
}

.post-password-protected button[type=\submit\] {
 padding: 10px 20px;
 background: var(--green);
 color: white;
 border: none;
 border-radius: 6px;
 font-size: 13px;
 font-weight: 500;
 cursor: pointer;
 transition: background-color 0.2s ease, transform 0.1s ease;
}

.post-password-protected button[type=\submit\]:hover {
 background: var(--green-600);
}

.post-password-protected button[type=\submit\]:active {
 transform: translateY(1px);
}

/* 文章置顶标记 */
.post-card.sticky {
  position: relative;
  border-color: var(--green-300);
}

[data-theme=dark] .post-card.sticky {
  border-color: var(--green-700);
}

.post-card.sticky .sticky-mark {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-600) 100%);
  color: white;
  font-size: 11px;
  font-weight: 600;
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.post-card.sticky .sticky-mark .pulse {
  position: relative;
  width: 6px;
  height: 6px;
  background: white;
  border-radius: 50%;
  animation: stickyPulse 2s infinite;
}

@keyframes stickyPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
  }
  70% {
    box-shadow: 0 0 0 6px rgba(255, 255, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
}

/* 导航栏背景图 */
.topbar[style*=" background-image\] {
 background-size: cover;
 background-position: center;
 background-repeat: no-repeat;
}

.topbar[style*=\background-image\]::before {
 content: \\;
 position: absolute;
 top: 0;
 left: 0;
 right: 0;
 bottom: 0;
 background: linear-gradient(135deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.05) 100%);
 pointer-events: none;
}

[data-theme=dark] .topbar[style*=\background-image\]::before {
 background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.3) 100%);
}


/* 博主签名档 */
.author-signature {
  margin-top: 12px;
  padding: 10px 14px;
  background: linear-gradient(135deg, var(--green-50) 0%, var(--green-100) 100%);
  border-left: 3px solid var(--green);
  border-radius: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

[data-theme=dark] .author-signature {
  background: var(--green-bg);
  border-color: var(--green);
  color: var(--text-tertiary);
}

.author-signature b {
  color: var(--green);
  font-weight: 600;
}

[data-theme=dark] .author-signature b {
  color: var(--green-400);
}

/* 随机文章按钮 */
.widget-random-post .random-post-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-600) 100%);
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.widget-random-post .random-post-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, var(--green-600) 0%, var(--green-700) 100%);
}

.widget-random-post .random-post-btn:active {
  transform: translateY(0);
}

.widget-random-post .random-post-btn svg {
  width: 16px;
  height: 16px;
}

/* 友链申请表单 */
.link-application-form {
  margin-top: 40px;
  padding: 32px;
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

[data-theme=dark] .link-application-form {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

.link-application-form .form-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

[data-theme=dark] .link-application-form .form-title {
  color: var(--gray-100);
}

.link-application-form .form-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.application-form .form-group {
  margin-bottom: 20px;
}

.application-form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

[data-theme=dark] .application-form label {
  color: var(--gray-200);
}

.application-form .required {
  color: var(--error);
  margin-left: 2px;
}

.application-form .form-input,
.application-form .form-textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-primary);
  background: white;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

[data-theme=dark] .application-form .form-input,
[data-theme=dark] .application-form .form-textarea {
  background: var(--gray-700);
  border-color: var(--gray-600);
  color: var(--gray-100);
}

.application-form .form-input:focus,
.application-form .form-textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.application-form .form-textarea {
  resize: vertical;
  min-height: 80px;
}

.application-form .form-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.application-form .form-submit {
  margin-top: 28px;
}

.application-form .btn-submit {
  width: 100%;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-600) 100%);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.application-form .btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, var(--green-600) 0%, var(--green-700) 100%);
}

.application-form .btn-submit:active {
  transform: translateY(0);
}

/* 友链展示区 */
.links-showcase {
  margin-top: 48px;
}

.links-showcase .section-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-200);
}

[data-theme=dark] .links-showcase .section-title {
  color: var(--gray-100);
  border-color: var(--gray-700);
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.link-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}

[data-theme=dark] .link-card {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

.link-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--green);
}

.link-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme=dark] .link-icon {
  background: var(--gray-700);
}

.link-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.link-info {
  flex: 1;
  min-width: 0;
}

.link-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

[data-theme=dark] .link-name {
  color: var(--gray-100);
}

.link-name a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.link-name a:hover {
  color: var(--green);
}

.link-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.empty-links {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  font-size: 14px;
}

/* 烟花特效容器 */
.fireworks-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

.firework {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  animation: firework 1s ease-out forwards;
}

@keyframes firework {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(20);
    opacity: 0;
  }
}

/* 心情彩虹条 */
.mood-rainbow {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin: 16px 0;
  box-shadow: var(--shadow-xs);
}

.mood-rainbow-item {
  flex: 1;
  transition: flex 0.3s ease;
  cursor: pointer;
  position: relative;
}

.mood-rainbow-item:hover {
  flex: 2;
}

.mood-rainbow-item::after {
  content: attr(data-mood);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  font-size: 12px;
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
  background: var(--gray-900);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
}

.mood-rainbow-item:hover::after {
  opacity: 1;
}

/* 文章成长标签 */
.post-growth-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  font-size: 12px;
  font-weight: 500;
  border-radius: 9999px;
  box-shadow: var(--shadow-sm);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* 文章未完待续标记 */
.post-wip-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
  font-size: 12px;
  font-weight: 600;
  border-radius: 9999px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

.post-wip-progress {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 9999px;
  height: 4px;
  width: 100px;
  overflow: hidden;
}

.post-wip-progress-bar {
  height: 100%;
  background: white;
  border-radius: 9999px;
  animation: progress 2s ease-out forwards;
}

@keyframes progress {
  from {
    width: 0;
  }
}

/* 文章背景音乐播放器 */
.bg-music-player {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  background: white;
  border-radius: 50%;
  width: 56px;
  height: 56px;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--gray-200);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme=dark] .bg-music-player {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

.bg-music-player:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.bg-music-player.playing {
  animation: rotate 4s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.bg-music-icon {
  width: 24px;
  height: 24px;
  color: var(--text-primary);
}

[data-theme=dark] .bg-music-icon {
  color: var(--gray-200);
}

/* 文章彩蛋 */
.easter-egg {
  position: relative;
  cursor: pointer;
  user-select: none;
}

.easter-egg-content {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  padding: 16px;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 100;
  border: 1px solid var(--gray-200);
}

[data-theme=dark] .easter-egg-content {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

.easter-egg.revealed .easter-egg-content {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.easter-egg-marker {
  display: inline-block;
  width: 20px;
  height: 20px;
  background: var(--warning);
  border-radius: 50%;
  animation: twinkle 1.5s ease-in-out infinite;
}

@keyframes twinkle {
  0%, 100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

/* 时间胶囊 */
.time-capsule-locked {
  text-align: center;
  padding: 48px 24px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: var(--radius-xl);
  color: white;
  margin: 32px 0;
  box-shadow: var(--shadow-lg);
}

.capsule-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 24px;
  opacity: 0.9;
}

.time-capsule-locked h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.time-capsule-locked p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 24px;
}

.capsule-timer {
  display: inline-flex;
  gap: 16px;
  font-size: 20px;
  font-weight: 600;
  padding: 16px 32px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
}

.capsule-timer span {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}

.capsule-timer span:last-child {
  font-size: 14px;
  opacity: 0.8;
}

/* 年度盘点报告 */
.yearly-report {
  padding: 32px;
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  margin: 32px 0;
  border: 1px solid var(--gray-200);
}

[data-theme=dark] .yearly-report {
  background: var(--gray-800);
  border-color: var(--gray-700);
}

.yearly-report h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
  text-align: center;
}

[data-theme=dark] .yearly-report h3 {
  color: var(--gray-100);
}

.yearly-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.yearly-stat-item {
  text-align: center;
  padding: 20px 12px;
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

[data-theme=dark] .yearly-stat-item {
  background: var(--gray-700);
  border-color: var(--gray-600);
}

.yearly-stat-number {
  font-size: 28px;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 8px;
}

.yearly-stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

.yearly-summary {
  padding: 20px;
  background: linear-gradient(135deg, var(--green-bg) 0%, rgba(39, 174, 96, 0.03) 100%);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--green);
}

.yearly-summary h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

[data-theme=dark] .yearly-summary h4 {
  color: var(--gray-100);
}

.yearly-summary p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

[data-theme=dark] .yearly-summary p {
  color: var(--gray-300);
}

/* 移动端菜单 */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-left: auto;
  z-index: 1000;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

[data-theme=dark] .mobile-menu-toggle span {
  background: var(--gray-100);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

/* 移动端菜单遮罩层 */
body.menu-open::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
}

/* 移动端导航响应式 */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    height: calc(100vh - 60px);
    background: white;
    flex-direction: column;
    padding: 20px;
    gap: 0;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 999;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
  }

  [data-theme=dark] .nav {
    background: var(--gray-900);
  }

  .nav.mobile-open {
    transform: translateX(0);
  }

  .nav > a {
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-200);
    width: 100%;
  }

  [data-theme=dark] .nav > a {
    border-color: var(--gray-700);
  }

  .nav .search {
    flex-direction: column;
    gap: 16px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
  }

  [data-theme=dark] .nav .search {
    border-color: var(--gray-700);
  }

  .search-field {
    width: 100%;
  }

  .theme-toggle {
    margin-top: 8px;
  }
}

/* ═══════════════════════════════════════
   文章列表 Post List
═══════════════════════════════════════ */
.posts {
  padding-top: 4px;
}

.post {
  padding: 20px 0;
  border-bottom: 1px solid var(--faint);
  display: grid;
  grid-template-columns: 1fr 144px;
  grid-template-rows: auto auto auto;
  column-gap: var(--sp-7);
  cursor: pointer;
  position: relative;
}

/* 左右对称书签线 */
.post::before,
.post::after {
  content: '';
  position: absolute;
  top: 28px; bottom: 28px;
  width: 2px;
  background: var(--green);
  transform: scaleY(0);
  border-radius: 1px;
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.post::before {
  left: calc(-1 * var(--pad));
  transform-origin: top;
}
.post::after {
  right: calc(-1 * var(--pad));
  transform-origin: bottom;
}
.post:hover::before { transform: scaleY(1); }
.post:hover::after  { transform: scaleY(1); }
.post:last-of-type { border-bottom: none; }
.post.no-img { grid-template-columns: 1fr; }

/* 标题 */
.post-title {
  grid-column: 1;
  grid-row: 1;
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.45;
  letter-spacing: -.01em;
  margin-bottom: var(--sp-2);
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
}

/* 摘要：两行完整展示，两边对齐 */
.post-summary {
  grid-column: 1;
  grid-row: 2;
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--muted);
  line-height: 1.75;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: var(--sp-3);
  letter-spacing: .025em;
  text-align: justify;
}

/* ── Meta ── */
.post-meta {
  grid-column: 1;
  grid-row: 3;
  display: flex;
  align-items: center;
  gap: 0;
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .02em;
}

/* 时间 */
.meta-date {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  color: var(--muted);
  font-size: var(--font-size-md);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.meta-date::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  border: 1px solid var(--faint);
  display: block;
  flex-shrink: 0;
  transition: border-color var(--transition-normal), background var(--transition-normal);
}
.post:hover .meta-date::before {
  border-color: var(--green);
  background: var(--green);
}

/* 斜杠分隔 */
.meta-slash {
  font-size: var(--font-size-base);
  font-weight: 200;
  color: var(--faint);
  margin: 0 var(--sp-2);
  line-height: 1;
  user-select: none;
  flex-shrink: 0;
}

/* 分类 */
.meta-cat {
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .03em;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.meta-cat::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 0; height: 1px;
  background: var(--green);
  transition: width var(--transition-normal) var(--easing-in-out);
}
.meta-cat:hover { color: var(--green); }
.meta-cat:hover::after { width: 100%; }

/* 竖线分隔 */
.meta-div {
  width: 1px; height: 10px;
  background: var(--faint);
  margin: 0 var(--sp-2);
  flex-shrink: 0;
}

/* 评论/阅读图标项 */
.meta-icon-item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-md);
  color: var(--muted);
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.meta-icon-item svg {
  opacity: .4;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}
.meta-icon-item:hover { color: var(--ink); }
.meta-icon-item:hover svg { opacity: .7; }

/* 缩略图 */
.post-thumb {
  grid-column: 2;
  grid-row: 1 / 4;
  align-self: start;
  width: 144px;
  height: 96px;
  overflow: hidden;
  background: var(--faintest);
  flex-shrink: 0;
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid var(--faint);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--transition-slow) ease, transform var(--transition-slow) ease, border-color var(--transition-normal) ease;
}
[data-theme="dark"] .post-thumb {
  box-shadow: 0 2px 8px rgba(0,0,0,.24);
  border-color: rgba(255,255,255,.08);
}
.post-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.95) contrast(1.05) saturate(0.75) hue-rotate(-3deg);
  transition: filter var(--transition-slow) var(--easing-in-out), opacity var(--transition-slow);
  opacity: 0.92;
}
.post:hover .post-thumb img {
  filter: brightness(1.0) contrast(1.1) saturate(1.0) hue-rotate(0deg);
  opacity: 1;
}
[data-theme="dark"] .post-thumb img {
  filter: brightness(0.85) contrast(1.1) saturate(0.8);
}
[data-theme="dark"] .post:hover .post-thumb img {
  filter: brightness(1.0) contrast(1.15) saturate(1.0);
}

/* 分页导航 */
.pager {
  padding: var(--sp-4) 0 var(--sp-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.pager a {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--font-size-md);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: .04em;
  transition: color var(--transition-fast), gap var(--transition-fast);
  padding: var(--sp-1) 0;
}
.pager a:hover { color: var(--ink); gap: var(--sp-2); }
.pager a svg { transition: transform var(--transition-normal) var(--easing-in-out); }
.pager a:first-child:hover svg { transform: translateX(-2px); }
.pager a:last-child:hover svg { transform: translateX(2px); }

/* 暂无文章 */
.no-posts {
  padding: var(--sp-8) 0;
  text-align: center;
}
.no-posts h2 {
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--sp-3);
}
.no-posts p {
  font-size: var(--font-size-base);
  color: var(--muted);
}

/* 深色模式适配 */
[data-theme="dark"] .post-title { color: var(--text-light); }
[data-theme="dark"] .post-summary { color: var(--text-tertiary); }
[data-theme="dark"] .post-meta { color: var(--text-tertiary); }
[data-theme="dark"] .meta-date { color: var(--text-tertiary); }
[data-theme="dark"] .meta-slash { color: var(--faint); }
[data-theme="dark"] .meta-cat { color: var(--text-tertiary); }
[data-theme="dark"] .meta-cat:hover { color: var(--text-light); }
[data-theme="dark"] .meta-icon-item { color: var(--text-tertiary); }
[data-theme="dark"] .meta-icon-item:hover { color: var(--text-light); }
[data-theme="dark"] .no-posts h2 { color: var(--text-light); }
[data-theme="dark"] .no-posts p { color: var(--text-tertiary); }

/* 响应式：平板 */
@media (max-width: 1024px) {
  .post { grid-template-columns: 1fr 128px; column-gap: var(--sp-5); }
  .post-thumb { width: 128px; height: 88px; }
}

/* 响应式：移动端 */
@media (max-width: 680px) {
  :root { --pad: 20px; }
  .post { grid-template-columns: 1fr 96px; column-gap: var(--sp-4); }
  .post-thumb { width: 96px; height: 64px; border-radius: var(--radius-sm); }
  .post-title { font-size: var(--font-size-xl); }
  .pager { padding: var(--sp-6) 0 var(--sp-5); }

  /* 触屏长按效果 */
  .post-thumb {
    transition: filter var(--transition-normal), opacity var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
  }
  .post:active .post-thumb img {
    filter: brightness(0.88) contrast(1.15) saturate(1.05) hue-rotate(0deg);
  }
}

/* ═══════════════════════════════════════
   单栏布局 Single Column Layout
═══════════════════════════════════════ */
.main-wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ═══════════════════════════════════════
   IP 归属地标签
═══════════════════════════════════════ */
.comment-via {
  font-size: var(--font-size-sm);
  color: var(--muted);
  margin-left: 4px;
  vertical-align: middle;
  white-space: nowrap;
}
.comment-via svg { display: none; }

/* ═══════════════════════════════════════
   评论点赞按钮
═══════════════════════════════════════ */
@keyframes heartbeat {
  0%,100% { transform: scale(1); }
  25%      { transform: scale(1.3); }
  50%      { transform: scale(1.1); }
  75%      { transform: scale(1.25); }
}
.comment-like-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: none;
  border: none;
  border-radius: 0;
  padding: 2px 4px;
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
  transition: color .2s;
  vertical-align: middle;
  margin-left: 6px;
  line-height: 1;
}
.comment-like-btn:hover { color: #e74c3c; background: none; border: none; }
.comment-like-btn:hover svg { animation: heartbeat .5s ease; }
.comment-like-btn.liked { color: #e74c3c; background: none; border: none; }
.comment-like-btn.liked svg { fill: #e74c3c; stroke: #e74c3c; opacity: 1 !important; animation: heartbeat .5s ease; }
.comment-like-btn:hover svg { opacity: .75; animation: heartbeat .5s ease; }
.comment-like-btn.loading { opacity: .5; pointer-events: none; }
.like-count { font-variant-numeric: tabular-nums; }