:root {
  --layout-shell-max: 1680px;
  /* 与顶栏 .site-topbar-inner 一致：三栏左右缘与「思维导图博客」「夜间」按钮对齐，中间栏可用宽度固定 */
  --layout-shell-pad-x: clamp(0.85rem, 2vw, 1.35rem);
  /* 与 .layout-shell 三列 minmax 一致；主栏上限 = shell 最大宽度 − 左列上限 − 右列上限，三者之和等于 --layout-shell-max */
  --layout-col-nav-min: 234px;
  --layout-col-nav-max: 272px;
  --layout-col-tags-min: 196px;
  --layout-col-tags-max: 234px;
  /* 主栏 = shell 内宽 − 固定左右栏；与 .layout-shell 三列之和一致 */
  --layout-main-max: calc(var(--layout-shell-max) - var(--layout-col-nav-max) - var(--layout-col-tags-max));
  /* 三栏内边距统一，顶栏/底栏/主栏左右缘对齐 */
  --layout-col-inner-pad-x: 0.85rem;
  --layout-col-inner-pad-top: 1rem;
  /* 与 .layout-tags 横向 padding 一致（修订面板右缘与侧栏内容区右缘对齐） */
  --layout-tags-pad-x: var(--layout-col-inner-pad-x);

  font-family: "Noto Sans SC", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.68;
  letter-spacing: 0.01em;
  font-feature-settings: "kern" 1;
  -webkit-font-smoothing: antialiased;
  color: var(--text-primary);

  --text-primary: #151c28;
  --text-muted: #5c6578;
  --text-soft: #8b93a7;

  --surface-page: #ebe8e3;
  --surface-main: radial-gradient(ellipse 95% 55% at 50% -15%, rgba(255, 255, 255, 0.92) 0%, transparent 52%),
    linear-gradient(175deg, #faf9f7 0%, #f4f2ee 48%, #ebe8e3 100%);
  --surface-nav: linear-gradient(165deg, #fafaf9 0%, #f3f1ec 42%, #eae7e1 100%);
  --surface-aside: linear-gradient(188deg, #fdfcfd 0%, #f9f7fc 38%, #f3effa 100%);
  --surface-card: #ffffff;

  --border: rgba(21, 28, 40, 0.09);
  --border-focus: rgba(67, 56, 202, 0.22);

  --accent: #4338ca;
  --accent-deep: #3730a3;
  --accent-soft: rgba(67, 56, 202, 0.11);
  --accent-glow: rgba(129, 140, 248, 0.35);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 18px;

  --shadow-sm: 0 1px 4px rgba(21, 28, 40, 0.05);
  --shadow-nav: inset -1px 0 0 rgba(255, 255, 255, 0.65), 4px 0 28px rgba(21, 28, 40, 0.045);
  --shadow-aside: inset 1px 0 0 rgba(255, 255, 255, 0.55), -4px 0 28px rgba(21, 28, 40, 0.04);
  --shadow-card: 0 14px 42px rgba(21, 28, 40, 0.075), 0 4px 14px rgba(21, 28, 40, 0.035);
  --shadow-float: 0 22px 56px rgba(21, 28, 40, 0.1);

  --site-topbar-h: 44px;
  --site-footer-h: 46px;
  /* 固定底栏总占位（与 .site-footer-inner 的上下 padding + min-height 一致），侧栏可视高度与正文底部留白共用 */
  --site-footer-occupy: calc(var(--site-footer-h) + 0.76rem);

  --scrollbar-size: 7px;
  --scrollbar-track: transparent;
  --scrollbar-thumb: rgba(67, 56, 202, 0.24);
  --scrollbar-thumb-hover: rgba(67, 56, 202, 0.42);
}

* { box-sizing: border-box; }

/*
  滚动条策略
  · 整页（html）：始终隐藏滚动条，滚轮/触控/键盘仍可滚动。
  · 有 max-height 且 overflow:auto 的面板：始终预留滚动条槽位（scrollbar-gutter: stable），
    默认滑块透明；悬停或键盘聚焦时仅显示滑块颜色，避免宽度跳动。
*/
html {
  background: var(--surface-page);
  scrollbar-gutter: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

html::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.layout-nav,
.layout-tags,
.search-aside-list,
.article-outline-scroll,
.rev-aside.rev-aside--scrollable,
.gen-history-table-wrap {
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: transparent transparent;
  -ms-overflow-style: auto;
}

.layout-nav::-webkit-scrollbar,
.layout-tags::-webkit-scrollbar,
.search-aside-list::-webkit-scrollbar,
.article-outline-scroll::-webkit-scrollbar,
.rev-aside.rev-aside--scrollable::-webkit-scrollbar,
.gen-history-table-wrap::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}

.layout-nav::-webkit-scrollbar-track,
.layout-tags::-webkit-scrollbar-track,
.search-aside-list::-webkit-scrollbar-track,
.article-outline-scroll::-webkit-scrollbar-track,
.rev-aside.rev-aside--scrollable::-webkit-scrollbar-track,
.gen-history-table-wrap::-webkit-scrollbar-track {
  background: transparent;
}

.layout-nav::-webkit-scrollbar-thumb,
.layout-tags::-webkit-scrollbar-thumb,
.search-aside-list::-webkit-scrollbar-thumb,
.article-outline-scroll::-webkit-scrollbar-thumb,
.rev-aside.rev-aside--scrollable::-webkit-scrollbar-thumb,
.gen-history-table-wrap::-webkit-scrollbar-thumb {
  background-color: transparent;
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.layout-nav:hover,
.layout-nav:focus-within,
.layout-tags:hover,
.layout-tags:focus-within,
.search-aside-list:hover,
.search-aside-list:focus-within,
.article-outline-scroll:hover,
.article-outline-scroll:focus-within,
.rev-aside.rev-aside--scrollable:hover,
.rev-aside.rev-aside--scrollable:focus-within,
.gen-history-table-wrap:hover,
.gen-history-table-wrap:focus-within {
  scrollbar-color: var(--scrollbar-thumb) transparent;
}

.layout-nav:hover::-webkit-scrollbar-thumb,
.layout-nav:focus-within::-webkit-scrollbar-thumb,
.layout-tags:hover::-webkit-scrollbar-thumb,
.layout-tags:focus-within::-webkit-scrollbar-thumb,
.search-aside-list:hover::-webkit-scrollbar-thumb,
.search-aside-list:focus-within::-webkit-scrollbar-thumb,
.article-outline-scroll:hover::-webkit-scrollbar-thumb,
.article-outline-scroll:focus-within::-webkit-scrollbar-thumb,
.rev-aside.rev-aside--scrollable:hover::-webkit-scrollbar-thumb,
.rev-aside.rev-aside--scrollable:focus-within::-webkit-scrollbar-thumb,
.gen-history-table-wrap:hover::-webkit-scrollbar-thumb,
.gen-history-table-wrap:focus-within::-webkit-scrollbar-thumb {
  background-color: var(--scrollbar-thumb);
}

.layout-nav::-webkit-scrollbar-thumb:hover,
.layout-tags::-webkit-scrollbar-thumb:hover,
.search-aside-list::-webkit-scrollbar-thumb:hover,
.article-outline-scroll::-webkit-scrollbar-thumb:hover,
.rev-aside.rev-aside--scrollable::-webkit-scrollbar-thumb:hover,
.gen-history-table-wrap::-webkit-scrollbar-thumb:hover {
  background-color: var(--scrollbar-thumb-hover);
}

@media (hover: none) {
  .layout-nav,
  .layout-tags,
  .search-aside-list,
  .article-outline-scroll,
  .rev-aside.rev-aside--scrollable,
  .gen-history-table-wrap {
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb) transparent;
  }

  .layout-nav::-webkit-scrollbar-thumb,
  .layout-tags::-webkit-scrollbar-thumb,
  .search-aside-list::-webkit-scrollbar-thumb,
  .article-outline-scroll::-webkit-scrollbar-thumb,
  .rev-aside.rev-aside--scrollable::-webkit-scrollbar-thumb,
  .gen-history-table-wrap::-webkit-scrollbar-thumb {
    background-color: var(--scrollbar-thumb);
  }
}

body.site-body {
  margin: 0;
  min-height: 100vh;
  /* 固定 footbar 不占文档流，留出底部避免正文滚到栏下；安全区计入 iPhone 横条 */
  padding-bottom: calc(var(--site-footer-occupy) + env(safe-area-inset-bottom, 0px));
  background: var(--surface-page);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
}

.site-topbar {
  position: sticky;
  top: 0;
  z-index: 300;
  background: rgba(250, 249, 247, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.site-topbar-inner {
  width: 100%;
  max-width: var(--layout-shell-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  flex-wrap: wrap;
  padding: 0.35rem var(--layout-shell-pad-x);
  min-height: var(--site-topbar-h);
}

.site-topbar-brand {
  font-weight: 700;
  font-size: clamp(1.06rem, 2.6vw, 1.26rem);
  letter-spacing: 0.12em;
  text-decoration: none;
  white-space: nowrap;
  color: var(--text-primary);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .site-topbar-brand {
    background-image: linear-gradient(
      118deg,
      var(--text-primary) 0%,
      var(--accent-deep) 40%,
      var(--accent) 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

.site-topbar-brand:hover {
  filter: brightness(1.08);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .site-topbar-brand:hover {
    background-image: linear-gradient(118deg, var(--accent-deep) 0%, var(--accent) 70%, var(--accent) 100%);
    filter: none;
  }
}

.site-topbar-controls {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.site-topbar-mobile-actions {
  display: none;
}

.site-mobile-btn {
  margin: 0;
  padding: 0.24rem 0.55rem;
  font: inherit;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.site-mobile-btn:hover {
  border-color: rgba(67, 56, 202, 0.32);
  color: var(--text-primary);
}

.site-mobile-btn.is-active {
  border-color: var(--accent);
  color: var(--accent-deep);
  background: var(--accent-soft);
}

.site-mobile-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-mobile-backdrop {
  display: none;
}

.site-topbar-swatches {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.site-topbar-swatch {
  width: 22px;
  height: 22px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid rgba(21, 28, 40, 0.18);
  background: var(--site-swatch);
  cursor: pointer;
  vertical-align: middle;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.site-topbar-swatch:hover {
  transform: scale(1.06);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.site-topbar-swatch:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-topbar-color-label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.site-topbar-color-input {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid rgba(21, 28, 40, 0.15);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
}

.site-topbar-color-input::-webkit-color-swatch-wrapper {
  padding: 2px;
}

.site-topbar-color-input::-webkit-color-swatch {
  border: none;
  border-radius: 5px;
}

.site-topbar-chip {
  margin: 0;
  padding: 0.22rem 0.62rem;
  font: inherit;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.site-topbar-chip:hover {
  border-color: rgba(67, 56, 202, 0.32);
  color: var(--text-primary);
}

html.theme-dark .site-topbar-chip:hover {
  border-color: rgba(165, 180, 252, 0.45);
}

.site-topbar-chip.is-active {
  border-color: var(--accent);
  color: var(--accent-deep);
  background: var(--accent-soft);
}

.site-topbar-chip:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  flex-shrink: 0;
  margin-top: 0;
  z-index: 295;
  background: rgba(250, 249, 247, 0.94);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.site-footer-inner {
  width: 100%;
  max-width: var(--layout-shell-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.45rem 0.85rem;
  padding: 0.38rem var(--layout-shell-pad-x);
  min-height: var(--site-footer-h);
}

.site-footer-leading {
  min-width: 0;
}

.site-footer-copy {
  margin: 0;
  justify-self: center;
  text-align: center;
  font-size: 0.74rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.site-footer-inner > .site-footer-links {
  justify-self: end;
}

html.theme-bw {
  filter: grayscale(1) contrast(1.02);
}

html.theme-bw .site-topbar-color-input {
  opacity: 0.85;
}

html.theme-dark {
  color-scheme: dark;
  --text-primary: #e8ecf4;
  --text-muted: #9aa4b8;
  --text-soft: #788299;

  --surface-page: #10131a;
  --surface-main:
    radial-gradient(ellipse 95% 52% at 50% -14%, rgba(76, 91, 150, 0.38) 0%, transparent 52%),
    linear-gradient(176deg, #171b26 0%, #131822 46%, #10131a 100%);
  --surface-nav: linear-gradient(166deg, #1a1f2c 0%, #161b28 44%, #121724 100%);
  --surface-aside: linear-gradient(188deg, #1e1a2a 0%, #1a1624 38%, #15131c 100%);
  --surface-card: #1e2433;

  --border: rgba(255, 255, 255, 0.09);
  --border-focus: rgba(165, 180, 252, 0.45);

  --scrollbar-track: transparent;
  --scrollbar-thumb: rgba(129, 140, 248, 0.32);
  --scrollbar-thumb-hover: rgba(165, 180, 252, 0.52);

  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.38);
  --shadow-nav:
    inset -1px 0 0 rgba(255, 255, 255, 0.05),
    4px 0 28px rgba(0, 0, 0, 0.28);
  --shadow-aside:
    inset 1px 0 0 rgba(255, 255, 255, 0.05),
    -4px 0 28px rgba(0, 0, 0, 0.26);
  --shadow-card: 0 14px 42px rgba(0, 0, 0, 0.42), 0 4px 14px rgba(0, 0, 0, 0.28);
  --shadow-float: 0 22px 56px rgba(0, 0, 0, 0.55);
}

html.theme-dark .site-topbar {
  background: rgba(16, 19, 27, 0.94);
  border-bottom-color: var(--border);
}

html.theme-dark .site-footer {
  background: rgba(16, 19, 27, 0.94);
  border-top-color: var(--border);
}

html.theme-dark .site-topbar-swatch {
  border-color: rgba(255, 255, 255, 0.26);
}

html.theme-dark .site-topbar-color-input {
  border-color: rgba(255, 255, 255, 0.22);
}

html.theme-dark .site-mobile-btn {
  background: rgba(26, 31, 44, 0.95);
  border-color: var(--border);
  color: var(--text-muted);
}

html.theme-dark .site-mobile-backdrop {
  background: rgba(0, 0, 0, 0.58);
}

html.theme-dark .rev-dock {
  filter: drop-shadow(0 10px 26px rgba(0, 0, 0, 0.55));
}

html.theme-dark .rev-dock-summary {
  background: linear-gradient(166deg, #252b3c 0%, #1c2230 100%);
  border-color: var(--border);
  color: var(--accent);
}

html.theme-dark .rev-aside {
  background: linear-gradient(166deg, #252b3c 0%, #1e2434 42%, #1a1f2e 100%);
  border-color: var(--border);
}

html.theme-dark .rev-summary {
  color: var(--text-muted);
}

html.theme-dark .rev-latest {
  color: #93c5fd;
}

html.theme-dark .rev-item {
  background: rgba(22, 26, 38, 0.92);
  border-color: var(--border);
}

html.theme-dark .rev-item summary {
  color: var(--text-primary);
}

html.theme-dark .rev-sum-hint {
  color: var(--text-soft);
}

html.theme-dark .version-stat-add {
  background: rgba(22, 163, 74, 0.22);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.35);
}

html.theme-dark .version-stat-del {
  background: rgba(220, 38, 38, 0.22);
  color: #fca5a5;
  border-color: rgba(248, 113, 113, 0.35);
}

html.theme-dark .version-stat-mod {
  background: rgba(217, 119, 6, 0.22);
  color: #fcd34d;
  border-color: rgba(251, 191, 36, 0.38);
}

html.theme-dark .rev-body {
  border-top-color: var(--border);
}

html.theme-dark .diff-rev-body {
  background: rgba(14, 17, 24, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

html.theme-dark .snapshot-pre {
  color: var(--text-muted);
}

html.theme-dark .diff-ins {
  background: rgba(34, 197, 94, 0.28);
  color: #bbf7d0;
}

html.theme-dark .diff-del {
  background: rgba(239, 68, 68, 0.26);
  color: #fecaca;
}

html.theme-dark .diff-same {
  color: var(--text-muted);
}

/* 夜间：侧栏「计划日期」「关于我」「全文搜索」等原为浅色硬编码的背景与边框 */
html.theme-dark .nav-cal-section,
html.theme-dark .nav-filetree-section {
  background: linear-gradient(160deg, rgba(34, 40, 54, 0.92) 0%, rgba(26, 30, 42, 0.82) 100%);
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.32);
  border-color: var(--border);
}

html.theme-dark .nav-cal-root > details.nav-cal-year {
  border-left-color: #5c6f86;
}

html.theme-dark .nav-cal-section details.nav-cal-month {
  border-left-color: #6f7f94;
}

html.theme-dark .nav-cal-section details.nav-cal-day {
  border-left-color: #8b98ab;
}

html.theme-dark .nav-cal-year > summary.nav-cal-summary {
  color: var(--text-primary);
}

html.theme-dark .nav-cal-month > summary.nav-cal-summary {
  color: var(--text-primary);
}

html.theme-dark .nav-cal-day > summary.nav-cal-summary {
  color: var(--text-primary);
}

html.theme-dark .nav-cal-time {
  color: var(--text-soft);
}

html.theme-dark .nav-cal-visual {
  border-top-color: rgba(148, 163, 184, 0.42);
}

html.theme-dark .nav-cal-mode-switch {
  background: rgba(22, 26, 36, 0.94);
  border-color: rgba(165, 180, 252, 0.28);
}

html.theme-dark .nav-cal-step-btn {
  background: rgba(28, 34, 48, 0.96);
  border-color: var(--border);
}

html.theme-dark .nav-cal-step-btn:hover {
  border-color: rgba(165, 180, 252, 0.42);
  background: rgba(99, 102, 241, 0.14);
}

html.theme-dark .nav-cal-select {
  background: var(--surface-card);
  color: var(--text-primary);
  border-color: var(--border);
}

html.theme-dark .nav-cal-month-card {
  background: rgba(28, 34, 48, 0.78);
  border-color: rgba(255, 255, 255, 0.12);
}

html.theme-dark .aside-profile-card {
  background: linear-gradient(
    155deg,
    rgba(34, 40, 54, 0.97) 0%,
    rgba(28, 32, 46, 0.95) 52%,
    rgba(22, 26, 38, 0.93) 100%
  );
  border-color: rgba(165, 180, 252, 0.26);
  box-shadow:
    0 6px 22px rgba(0, 0, 0, 0.38),
    0 2px 12px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

html.theme-dark .aside-profile-card:hover {
  box-shadow:
    0 12px 36px rgba(0, 0, 0, 0.48),
    0 4px 16px rgba(0, 0, 0, 0.28);
  border-color: rgba(165, 180, 252, 0.42);
}

html.theme-dark .aside-profile-avatar {
  border-color: rgba(30, 36, 52, 0.98);
  box-shadow:
    0 6px 22px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

html.theme-dark .aside-profile-placeholder {
  border-color: rgba(165, 180, 252, 0.38);
  background: linear-gradient(145deg, rgba(99, 102, 241, 0.18) 0%, rgba(124, 58, 237, 0.16) 100%);
}

html.theme-dark .search-aside-wrap,
html.theme-dark .tag-aside-inner,
html.theme-dark .gallery-aside-inner {
  background: linear-gradient(162deg, rgba(34, 40, 54, 0.95) 0%, rgba(26, 30, 42, 0.93) 100%);
  box-shadow: 0 4px 22px rgba(0, 0, 0, 0.38);
  border-color: var(--border);
}

html.theme-dark .search-aside-input {
  background: rgba(22, 26, 38, 0.96);
  border-color: rgba(165, 180, 252, 0.32);
  color: var(--text-primary);
}

html.theme-dark .search-aside-input:focus {
  border-color: rgba(165, 180, 252, 0.58);
}

html.theme-dark .search-aside-list {
  border-top-color: rgba(255, 255, 255, 0.09);
}

html.theme-dark .search-hit-item {
  border-bottom-color: rgba(255, 255, 255, 0.09);
}

html.theme-dark .search-hit-link:hover {
  background: rgba(99, 102, 241, 0.14);
}

html.theme-dark .tag-cloud-link:hover {
  background: rgba(38, 44, 58, 0.92);
  border-color: rgba(165, 180, 252, 0.22);
}

html.theme-dark .gen-aside-main-link {
  background: rgba(28, 34, 48, 0.88);
  border-color: rgba(165, 180, 252, 0.26);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.28);
}

html.theme-dark .gen-aside-main-link:hover {
  border-color: rgba(165, 180, 252, 0.42);
}

html.theme-dark .gen-aside-rss-link {
  color: #fdba74;
  border-color: rgba(251, 146, 60, 0.38);
  background: linear-gradient(165deg, rgba(58, 32, 18, 0.72) 0%, rgba(42, 26, 14, 0.68) 100%);
}

html.theme-dark .gen-aside-main-link:hover,
html.theme-dark .gen-aside-rss-link:hover {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

html.theme-dark .gen-history-page-size {
  background: var(--surface-card);
}

html.theme-dark .gen-history-page-btn {
  background: rgba(28, 34, 48, 0.94);
  border-color: rgba(165, 180, 252, 0.32);
}

html.theme-dark .bm-pill {
  background: rgba(28, 34, 48, 0.94);
  color: var(--accent);
  border-color: rgba(165, 180, 252, 0.32);
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.35);
}

html.theme-dark .bm-pill:hover {
  background: rgba(42, 48, 64, 0.98);
  border-color: rgba(165, 180, 252, 0.48);
}

.layout-shell {
  display: grid;
  /* 左右栏固定为上限宽度，中间列始终占满剩余空间，避免主栏宽度随侧栏伸缩而波动 */
  grid-template-columns: var(--layout-col-nav-max) minmax(0, 1fr) var(--layout-col-tags-max);
  width: 100%;
  flex: 1 1 auto;
  min-height: calc(100vh - var(--site-topbar-h) - var(--site-footer-occupy));
  max-width: var(--layout-shell-max);
  margin: 0 auto;
  padding-left: var(--layout-shell-pad-x);
  padding-right: var(--layout-shell-pad-x);
  box-sizing: border-box;
}

.layout-nav {
  background: var(--surface-nav);
  border-right: 1px solid var(--border);
  padding: var(--layout-col-inner-pad-top) var(--layout-col-inner-pad-x) 1.75rem;
  overflow: auto;
  overscroll-behavior: contain;
  max-height: calc(100vh - var(--site-topbar-h) - var(--site-footer-occupy));
  position: sticky;
  top: var(--site-topbar-h);
  box-shadow: var(--shadow-nav);
}

.site-chrome-placeholder {
  margin: 0.75rem 0;
  padding: 0.5rem 0.25rem;
  font-size: 0.82rem;
  color: var(--text-muted, #6b7280);
}

.site-page-loading {
  margin: 1rem 0;
  font-size: 0.88rem;
  color: var(--text-muted, #6b7280);
}

.layout-main {
  box-sizing: border-box;
  min-width: 0;
  width: 100%;
  justify-self: stretch;
  padding: var(--layout-col-inner-pad-top) var(--layout-col-inner-pad-x) 3.25rem;
  background: var(--surface-main);
}

.layout-tags {
  background: var(--surface-aside);
  border-left: 1px solid var(--border);
  padding: var(--layout-col-inner-pad-top) var(--layout-tags-pad-x) 1.6rem;
  overflow: auto;
  overscroll-behavior: contain;
  max-height: calc(100vh - var(--site-topbar-h) - var(--site-footer-occupy));
  position: sticky;
  top: var(--site-topbar-h);
  display: flex;
  flex-direction: column;
  min-height: min(calc(100vh - var(--site-topbar-h) - var(--site-footer-occupy)), 100%);
  box-shadow: var(--shadow-aside);
}

.right-aside-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1;
  min-height: 0;
}

.aside-main-blocks {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.aside-profile-wrap {
  margin: 0;
}

.aside-profile-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  padding: 1rem 0.65rem 0.95rem;
  border-radius: var(--radius-md);
  background: linear-gradient(
    155deg,
    rgba(255, 255, 255, 0.96) 0%,
    rgba(249, 246, 255, 0.93) 45%,
    rgba(241, 238, 252, 0.9) 100%
  );
  border: 1px solid rgba(67, 56, 202, 0.14);
  box-shadow:
    0 6px 22px rgba(67, 56, 202, 0.07),
    0 2px 10px rgba(21, 28, 40, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.85);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.aside-profile-card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 12px 34px rgba(67, 56, 202, 0.13),
    0 4px 14px rgba(21, 28, 40, 0.055);
  border-color: rgba(67, 56, 202, 0.26);
}

.aside-profile-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.aside-profile-visual {
  display: flex;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.aside-profile-avatar {
  width: 80px;
  height: 80px;
  border-radius: 999px;
  object-fit: cover;
  border: 3px solid rgba(255, 255, 255, 0.95);
  box-shadow:
    0 6px 22px rgba(67, 56, 202, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.aside-profile-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 999px;
  background: linear-gradient(145deg, rgba(67, 56, 202, 0.1) 0%, rgba(124, 58, 237, 0.12) 100%);
  border: 2px dashed rgba(67, 56, 202, 0.26);
  box-sizing: border-box;
}

.aside-profile-quote {
  font-size: 0.74rem;
  line-height: 1.58;
  color: var(--text-muted);
  letter-spacing: 0.018em;
  display: block;
  margin: 0 0 0.5rem;
}

.aside-profile-cta {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.aside-module-title {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  color: var(--text-muted);
  margin: 0 0 0.52rem;
  line-height: 1.45;
}

.layout-tags .aside-module-title {
  margin-bottom: 0.48rem;
}

.nav-cal-section > .aside-module-title,
.nav-cal-fold-summary > .aside-module-title,
.nav-filetree-section > .aside-module-title {
  margin-bottom: 0.5rem;
}

.nav-cal-fold {
  margin: 0;
}

.nav-cal-fold-summary {
  cursor: pointer;
  list-style: none;
}

.nav-cal-fold-summary::-webkit-details-marker {
  display: none;
}

.nav-cal-fold-summary::after {
  content: "展开";
  float: right;
  color: var(--text-soft);
  font-size: 0.74rem;
  margin-top: -1.45rem;
}

.nav-cal-fold[open] > .nav-cal-fold-summary::after {
  content: "收起";
}

.nav-major-divider {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 1.1rem 0 0.95rem;
  opacity: 0.9;
}

.nav-cal-section,
.nav-filetree-section {
  margin: 0 0 0.4rem;
  padding: 0.65rem 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.75) 0%, rgba(250, 248, 255, 0.5) 100%);
  box-shadow: 0 2px 10px rgba(21, 28, 40, 0.04);
}

.nav-cal-root {
  display: flex;
  flex-direction: column;
  gap: 0.02rem;
}

/* 左侧时间线贴在整段 details（含 summary）左侧，避免「标题与竖线错位」 */
.nav-cal-section details.nav-cal {
  box-sizing: border-box;
  margin: 0;
}

.nav-cal-root > details.nav-cal-year {
  padding-left: 0.52rem;
  border-left: 2px solid #64748b;
}

.nav-cal-section details.nav-cal-month {
  padding-left: 0.46rem;
  margin: 0.03rem 0;
  border-left: 2px solid #94a3b8;
}

.nav-cal-section details.nav-cal-day {
  padding-left: 0.4rem;
  margin: 0.03rem 0;
  border-left: 2px solid #cbd5e1;
}

.nav-cal-year > .nav-cal-body,
.nav-cal-month > .nav-cal-body,
.nav-cal-day > .nav-cal-body {
  margin: 0;
  padding: 0;
  border: none;
}

.nav-cal-section .nav-cal-summary.nav-folder-summary {
  padding: 0.18rem 0.18rem;
}

.nav-cal-year > summary.nav-cal-summary { font-size: 0.88rem; color: #0f172a; }
.nav-cal-month > summary.nav-cal-summary { font-size: 0.82rem; color: #1e293b; }
.nav-cal-day > summary.nav-cal-summary {
  font-size: 0.78rem;
  font-weight: 600;
  color: #1e293b;
}

.nav-cal-section ul.nav-cal-articles {
  padding-left: 0;
  padding-top: 0.03rem;
  padding-bottom: 0.08rem;
}

.nav-cal-articles li {
  display: flex;
  align-items: center;
  gap: 0.18rem;
  line-height: 1.28;
  margin: 0.03rem 0;
}

.nav-cal-articles li a {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.76rem;
}

.nav-cal-time {
  flex: 0 0 2.35rem;
  font-size: 0.62rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: #94a3b8;
}

.nav-cal-visual {
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px dashed rgba(100, 116, 139, 0.35);
}

.nav-cal-visual-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.45rem;
}

.nav-cal-visual-title {
  margin: 0;
  font-size: 0.74rem;
  color: var(--text-muted);
  font-weight: 600;
}

.nav-cal-mode-switch {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(67, 56, 202, 0.16);
  border-radius: 999px;
  padding: 0.1rem;
  gap: 0.1rem;
}

.nav-cal-mode-btn {
  border: none;
  background: transparent;
  border-radius: 999px;
  font-size: 0.68rem;
  padding: 0.2rem 0.48rem;
  color: var(--text-muted);
  cursor: pointer;
}

.nav-cal-mode-btn.is-active {
  background: linear-gradient(120deg, rgba(67, 56, 202, 0.16), rgba(124, 58, 237, 0.18));
  color: var(--accent-deep);
  font-weight: 600;
}

.nav-cal-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.28rem;
  margin: 0.15rem 0 0.5rem;
}

.nav-cal-month-stepper {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-cal-step-btn {
  flex: 0 0 auto;
  width: 1.55rem;
  height: 1.55rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  line-height: 1;
  color: var(--accent-deep);
  cursor: pointer;
}

.nav-cal-step-btn:hover {
  border-color: rgba(67, 56, 202, 0.45);
  background: rgba(67, 56, 202, 0.06);
}

.nav-cal-select-label {
  font-size: 0.67rem;
  color: var(--text-soft);
}

.nav-cal-select {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.12rem 0.22rem;
  font-size: 0.7rem;
  background: #fff;
  color: var(--text-primary);
}

.nav-cal-panel-title {
  margin: 0 0 0.35rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
}

.nav-cal-grid {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.nav-cal-grid th {
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--text-soft);
  padding-bottom: 0.18rem;
}

.nav-cal-grid td {
  padding: 0.08rem;
  text-align: center;
}

/* 仅限日历表格格子：勿写成全局 .nav-cal-day，会与侧栏「计划日期」里 details.nav-cal-day 冲突 */
.nav-cal-grid td.out .nav-cal-day {
  opacity: 0.38;
}

.nav-cal-grid .nav-cal-day {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.02rem;
  border-radius: 8px;
  min-height: 2rem;
  text-decoration: none;
  color: var(--text-muted);
  border: 1px solid transparent;
}

.nav-cal-grid .nav-cal-day .d {
  font-size: 0.72rem;
  line-height: 1.1;
}

.nav-cal-grid .nav-cal-day .n {
  font-size: 0.6rem;
  line-height: 1;
}

.nav-cal-grid .nav-cal-day.has-task {
  background: linear-gradient(160deg, rgba(67, 56, 202, 0.14), rgba(124, 58, 237, 0.13));
  border-color: rgba(67, 56, 202, 0.28);
  color: var(--accent-deep);
}

.nav-cal-grid .nav-cal-day.has-task:hover {
  border-color: rgba(67, 56, 202, 0.48);
}

.nav-cal-year-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.24rem;
}

.nav-cal-month-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.04rem;
  min-height: 2.25rem;
  border-radius: 8px;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(21, 28, 40, 0.08);
  color: var(--text-muted);
}

.nav-cal-month-card .m {
  font-size: 0.66rem;
  font-weight: 600;
}

.nav-cal-month-card .c {
  font-size: 0.58rem;
}

.nav-cal-month-card.has-task {
  color: var(--accent-deep);
  border-color: rgba(67, 56, 202, 0.3);
  background: linear-gradient(160deg, rgba(67, 56, 202, 0.12), rgba(124, 58, 237, 0.14));
}

.nav-root {
  display: flex;
  flex-direction: column;
  gap: 0.03rem;
}

/* 各级目录同一套浅竖线，不按文件分色块 */
.nav-folder,
.nav-mmfile,
.nav-mmnod {
  border: none;
  background: transparent;
  margin: 0;
}

.nav-folder-summary,
.nav-mmfile-summary,
.nav-mmnod-summary {
  cursor: pointer;
  list-style: none;
  padding: 0.26rem 0.22rem;
  font-size: 0.81rem;
  font-weight: 600;
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  transition: background 0.15s ease;
}

.nav-folder-summary:hover,
.nav-mmfile-summary:hover,
.nav-mmnod-summary:hover {
  background: rgba(67, 56, 202, 0.06);
}

.nav-folder-summary::-webkit-details-marker,
.nav-mmfile-summary::-webkit-details-marker,
.nav-mmnod-summary::-webkit-details-marker {
  display: none;
}

.nav-folder-summary::before,
.nav-mmfile-summary::before,
.nav-mmnod-summary::before {
  content: "▸";
  display: inline-block;
  margin-right: 0.32rem;
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
  color: var(--accent);
  opacity: 0.55;
  font-size: 0.72rem;
}

details.nav-folder[open] > .nav-folder-summary::before,
details.nav-mmfile[open] > .nav-mmfile-summary::before,
details.nav-mmnod[open] > .nav-mmnod-summary::before {
  transform: rotate(90deg);
}

.nav-folder-body,
.nav-mmfile-body,
.nav-mmnod-body {
  padding: 0.03rem 0 0.1rem 0.34rem;
  margin: 0 0 0.05rem 0.26rem;
  border-left: 2px solid rgba(100, 116, 139, 0.35);
}

.nav-mmfile-summary {
  color: var(--accent-deep);
}

.nav-articles {
  list-style: none;
  padding: 0.08rem 0 0.2rem 0.32rem;
  margin: 0;
}

.nav-articles li { margin: 0.1rem 0; }

.nav-articles a {
  font-size: 0.82rem;
  color: var(--accent);
  text-decoration: none;
  border-radius: 5px;
  padding: 0.08rem 0.12rem;
  margin: -0.08rem -0.12rem;
  transition: background 0.15s, color 0.15s;
}

.nav-articles a:hover {
  background: var(--accent-soft);
  text-decoration: none;
}

.nav-articles li.is-active > a {
  font-weight: 700;
  color: var(--accent-deep);
  background: linear-gradient(90deg, rgba(67, 56, 202, 0.12), rgba(124, 58, 237, 0.08));
}

.nav-cal-section ul.nav-cal-articles li {
  margin: 0.03rem 0;
}

.nav-branch-title {
  color: inherit;
  text-decoration: none;
  font-weight: inherit;
}

.nav-branch-title:hover {
  color: var(--accent);
  text-decoration: none;
}

/* 各页面内容区统一占满主栏，避免不同页面类型宽度不一致 */
.page-index,
.page-branch,
.page-with-timeline,
.page-tag,
.page-gallery,
.page-wordfreq,
.page-gen-history,
.page-about,
.page-search,
.article-page {
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.page-with-timeline .hero {
  margin-bottom: 1.35rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.timeline-page {
  margin-top: 0.25rem;
}

.timeline-shell {
  margin-top: 0.5rem;
}

.timeline-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0 0 0.85rem;
  padding: 0.22rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--border);
}

.timeline-tab {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.32rem 0.72rem;
  border-radius: calc(var(--radius-md) - 4px);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.timeline-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.75);
}

.timeline-tab.is-active,
.timeline-tab[aria-selected="true"] {
  color: var(--accent-deep);
  background: var(--surface-card);
  border-color: var(--border-focus);
  box-shadow: var(--shadow-sm);
}

html.theme-dark .timeline-tabs {
  background: rgba(20, 24, 36, 0.55);
}

html.theme-dark .timeline-tab:hover {
  background: rgba(30, 36, 52, 0.85);
}

html.theme-dark .timeline-tab.is-active,
html.theme-dark .timeline-tab[aria-selected="true"] {
  background: rgba(36, 42, 58, 0.95);
}

.page-branch .page-lead {
  color: var(--text-muted);
  margin: 0 0 1.1rem;
  font-size: 0.93rem;
}

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

.branch-post-list li {
  margin: 0.5rem 0;
  padding: 0.5rem 0 0.55rem;
  border-bottom: 1px solid #e2e8f0;
}

.branch-post-list a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.branch-post-list a:hover { text-decoration: underline; }

.branch-post-meta {
  font-size: 0.86rem;
  color: #64748b;
}

.tag-aside-empty {
  font-size: 0.8rem;
  color: var(--text-soft);
  margin: 0;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.32rem 0.5rem;
  line-height: 1.45;
  padding: 0.25rem 0.15rem;
}

.tag-cloud-link {
  display: inline-block;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  padding: 0.12rem 0.24rem;
  border-radius: 999px;
  transition: color 0.18s, background 0.18s, box-shadow 0.18s, transform 0.18s;
  border: 1px solid transparent;
}

.tag-cloud-link:hover {
  color: var(--accent-deep);
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(67, 56, 202, 0.15);
  box-shadow: 0 2px 8px rgba(67, 56, 202, 0.08);
  transform: translateY(-1px);
}

.tag-cloud-link.is-active {
  color: #fff;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent) 0%, #7c3aed 100%);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(67, 56, 202, 0.28);
}

.tag-aside-inner,
.gallery-aside-inner {
  margin: 0;
  padding: 0.75rem 0.65rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: linear-gradient(162deg, rgba(255, 255, 255, 0.94) 0%, rgba(248, 250, 252, 0.92) 100%);
  box-shadow: 0 4px 18px rgba(21, 28, 40, 0.045);
}

.gallery-aside-lead {
  font-size: 0.66rem;
  color: var(--text-muted);
  margin: 0 0 0.58rem;
  line-height: 1.4;
}

.gallery-aside-hint {
  font-size: 0.7rem;
  color: #64748b;
  margin: 0 0 0.55rem;
  line-height: 1.45;
}

.gallery-aside-hint code {
  font-size: 0.85em;
  background: #f1f5f9;
  padding: 0.08rem 0.28rem;
  border-radius: 4px;
}

.gallery-aside-preview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  margin: 0 0 0.6rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.gallery-aside-thumb {
  display: block;
  aspect-ratio: 1;
  overflow: hidden;
  background: linear-gradient(145deg, #e8e6e3, #dcd9d4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.gallery-aside-thumb:hover {
  transform: scale(1.02);
  box-shadow: inset 0 0 0 2px rgba(67, 56, 202, 0.25);
  z-index: 1;
}

.gallery-aside-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  vertical-align: middle;
}

.gallery-aside-more-wrap {
  margin: 0;
  text-align: center;
}

.gallery-aside-more {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.gallery-aside-more:hover {
  text-decoration: underline;
}

.wordfreq-stats {
  margin: 0 0 1.15rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.wordfreq-empty {
  margin: 1rem 0;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.wordfreq-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem 0.52rem;
  align-items: center;
  justify-content: center;
  padding: 1.35rem 1.05rem;
  margin: 0 0 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    radial-gradient(ellipse 90% 120% at 50% -10%, rgba(129, 140, 248, 0.16) 0%, transparent 55%),
    linear-gradient(165deg, rgba(255, 255, 255, 0.82) 0%, rgba(248, 246, 255, 0.68) 100%);
  box-shadow: var(--shadow-card);
}

.wordfreq-chip {
  display: inline-block;
  padding: 0.16rem 0.48rem;
  border-radius: 999px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.015em;
  border: 1px solid rgba(67, 56, 202, 0.18);
  background: rgba(255, 255, 255, 0.65);
  color: var(--accent-deep);
  font-size: calc(0.62rem + var(--wf, 0.45) * 0.82rem);
  transition: transform 0.14s ease, border-color 0.14s ease;
  cursor: pointer;
}

.wordfreq-chip:hover {
  transform: translateY(-1px);
  border-color: rgba(67, 56, 202, 0.35);
}

.wordfreq-chip.is-active,
.wordfreq-label.is-active {
  border-color: rgba(67, 56, 202, 0.45);
  background: rgba(67, 56, 202, 0.14);
  color: var(--accent-deep);
  box-shadow: 0 0 0 2px rgba(67, 56, 202, 0.12);
}

.wordfreq-chart {
  margin: 0;
  padding: 0;
}

.wordfreq-chart-title {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.65rem;
  color: var(--text-primary);
}

.wordfreq-row {
  display: grid;
  grid-template-columns: minmax(4.5rem, 10rem) minmax(0, 1fr) 2.85rem;
  gap: 0.45rem;
  align-items: center;
  padding: 0.32rem 0;
  border-bottom: 1px solid rgba(21, 28, 40, 0.06);
  font-size: 0.82rem;
}

.wordfreq-label {
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  text-align: left;
  padding: 0.08rem 0.22rem;
  border-radius: 7px;
  cursor: pointer;
}

.wordfreq-bar-wrap {
  height: 0.42rem;
  border-radius: 999px;
  background: rgba(21, 28, 40, 0.08);
  overflow: hidden;
}

.wordfreq-bar {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #c084fc);
}

.wordfreq-n {
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.wordfreq-hits {
  margin-top: 1.2rem;
}

.wordfreq-hits-empty {
  margin: 0.42rem 0 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.wordfreq-hits-list {
  margin-top: 0.72rem;
  display: grid;
  gap: 0.62rem;
}

.wordfreq-hit-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.55);
  padding: 0.6rem 0.72rem;
}

.wordfreq-hit-title {
  margin: 0 0 0.34rem;
  font-size: 0.92rem;
}

.wordfreq-hit-title a {
  color: var(--accent);
  text-decoration: none;
}

.wordfreq-hit-title a:hover { text-decoration: underline; }

.wordfreq-snippet {
  margin: 0.2rem 0;
  color: var(--text-primary);
  font-size: 0.84rem;
  line-height: 1.52;
}

.wordfreq-hit {
  color: inherit;
  background: rgba(67, 56, 202, 0.12);
  padding: 0.08em 0.22em;
  border-radius: 4px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

a.wordfreq-inline {
  color: inherit;
  background: rgba(67, 56, 202, 0.11);
  padding: 0.08em 0.2em;
  border-radius: 4px;
  text-decoration: none;
  cursor: pointer;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  transition: background 0.12s ease;
}

a.wordfreq-inline:hover {
  background: rgba(67, 56, 202, 0.2);
}

html.theme-dark a.wordfreq-inline {
  color: inherit;
  background: rgba(129, 140, 248, 0.16);
}

html.theme-dark a.wordfreq-inline:hover {
  background: rgba(129, 140, 248, 0.26);
}

html.theme-dark .wordfreq-cloud {
  background:
    radial-gradient(ellipse 90% 120% at 50% -10%, rgba(129, 140, 248, 0.22) 0%, transparent 55%),
    linear-gradient(165deg, rgba(28, 34, 48, 0.92) 0%, rgba(22, 26, 38, 0.88) 100%);
}

html.theme-dark .wordfreq-chip {
  background: rgba(22, 26, 38, 0.85);
  border-color: rgba(165, 180, 252, 0.28);
}

html.theme-dark .wordfreq-bar-wrap {
  background: rgba(255, 255, 255, 0.1);
}

html.theme-dark .wordfreq-row {
  border-bottom-color: rgba(255, 255, 255, 0.07);
}

html.theme-dark .wordfreq-hit-item {
  background: rgba(255, 255, 255, 0.05);
}

html.theme-dark .wordfreq-hit {
  color: inherit;
  background: rgba(129, 140, 248, 0.18);
}

html.theme-dark .wordfreq-chip.is-active,
html.theme-dark .wordfreq-label.is-active {
  border-color: rgba(165, 180, 252, 0.55);
  background: rgba(129, 140, 248, 0.18);
  color: #c7d2fe;
  box-shadow: 0 0 0 2px rgba(129, 140, 248, 0.16);
}

.gallery-empty {
  color: #64748b;
  font-size: 0.92rem;
}

.gallery-group-title {
  font-size: 1.08rem;
  margin: 1.5rem 0 0.7rem;
  padding-bottom: 0.42rem;
  border-bottom: 1px dashed var(--border);
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.gallery-card {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface-card);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.gallery-card-link {
  display: block;
  aspect-ratio: 1;
  background: linear-gradient(155deg, #f4f3f8, #e8e6ef);
}

.gallery-card-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-card-cap {
  font-size: 0.72rem;
  padding: 0.4rem 0.45rem;
  color: #475569;
  line-height: 1.35;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.search-aside-wrap {
  padding: 0.75rem 0.65rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: linear-gradient(162deg, rgba(255, 255, 255, 0.94) 0%, rgba(248, 250, 252, 0.92) 100%);
  box-shadow: 0 4px 18px rgba(21, 28, 40, 0.045);
}

.search-aside-title-link {
  color: inherit;
  text-decoration: none;
}

.search-aside-title-link:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.search-aside-lead {
  font-size: 0.68rem;
  color: var(--text-soft);
  margin: 0 0 0.65rem;
  line-height: 1.45;
}

.search-aside-input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.45rem 0.55rem;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(67, 56, 202, 0.22);
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.search-aside-input::placeholder {
  color: var(--text-soft);
}

.search-aside-input:focus {
  border-color: rgba(67, 56, 202, 0.45);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.search-aside-status {
  margin: 0.45rem 0 0;
  min-height: 1.2em;
  font-size: 0.68rem;
  color: var(--text-muted);
}

.search-aside-list {
  list-style: none;
  margin: 0.45rem 0 0;
  padding: 0;
  max-height: 17rem;
  overflow: auto;
  border-top: 1px solid rgba(21, 28, 40, 0.06);
}

.search-hit-group {
  border-bottom: 1px solid rgba(21, 28, 40, 0.06);
  padding: 0.35rem 0 0.42rem;
}

.search-hit-group:last-child {
  border-bottom: none;
}

.search-hit-group-title {
  padding-bottom: 0.12rem;
}

.search-hit-nodes {
  list-style: none;
  margin: 0.15rem 0 0;
  padding: 0 0 0 0.4rem;
  border-left: 2px solid rgba(67, 56, 202, 0.12);
}

.search-hit-nodes .search-hit-item {
  border-bottom: none;
}

.search-hit-nodes .search-hit-link {
  padding: 0.26rem 0.12rem;
}

.page-search .search-aside-list {
  max-height: none;
}

.search-hit-item {
  border-bottom: 1px solid rgba(21, 28, 40, 0.06);
}

.search-hit-item:last-child {
  border-bottom: none;
}

.search-hit-link {
  display: block;
  padding: 0.45rem 0.15rem;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}

.search-hit-link:hover {
  background: rgba(67, 56, 202, 0.06);
}

.search-hit-title {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-deep);
  margin-bottom: 0.12rem;
  line-height: 1.35;
}

.search-hit-snippet {
  display: block;
  font-size: 0.68rem;
  color: var(--text-muted);
  line-height: 1.45;
  word-break: break-word;
}

.gen-aside-links {
  margin: 0;
  font-size: 0.76rem;
  text-align: center;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  white-space: nowrap;
  min-width: 0;
}

.gen-aside-links .gen-aside-sep {
  flex-shrink: 0;
}

.gen-aside-sep {
  color: var(--text-soft);
  user-select: none;
  font-weight: 500;
}

.gen-aside-main-link,
.gen-aside-rss-link {
  font-weight: 600;
  text-decoration: none;
  padding: 0.26rem 0.44rem;
  border-radius: 999px;
  border: 1px solid rgba(67, 56, 202, 0.2);
  background: rgba(255, 255, 255, 0.65);
  box-shadow: 0 2px 10px rgba(67, 56, 202, 0.06);
  display: inline-block;
  flex-shrink: 0;
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s, color 0.18s;
}

.gen-aside-main-link {
  color: var(--accent);
}

.gen-aside-rss-link {
  color: #c2410c;
  border-color: rgba(194, 65, 12, 0.25);
  background: linear-gradient(165deg, rgba(255, 247, 237, 0.95) 0%, rgba(255, 237, 213, 0.88) 100%);
  font-size: 0.82rem;
}

.gen-aside-main-link:hover,
.gen-aside-rss-link:hover {
  text-decoration: none;
  transform: translateY(-1px);
  border-color: rgba(67, 56, 202, 0.35);
  box-shadow: 0 6px 18px rgba(67, 56, 202, 0.12);
}

.gen-aside-rss-link:hover {
  border-color: rgba(194, 65, 12, 0.45);
  color: #9a3412;
}

.gen-history-table-wrap {
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-card);
  box-shadow: var(--shadow-sm);
}

.gen-history-pager {
  margin: -0.4rem 0 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
}

.gen-history-pager-left,
.gen-history-pager-right {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.gen-history-pager-label,
.gen-history-page-info {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.gen-history-page-size {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-primary);
  padding: 0.22rem 0.32rem;
  font-size: 0.8rem;
}

.gen-history-page-btn {
  border: 1px solid rgba(67, 56, 202, 0.25);
  background: rgba(255, 255, 255, 0.95);
  color: var(--accent-deep);
  font-size: 0.8rem;
  border-radius: 999px;
  padding: 0.22rem 0.65rem;
  cursor: pointer;
  transition: all 0.15s;
}

.gen-history-page-btn:hover:not(:disabled) {
  background: rgba(67, 56, 202, 0.08);
  border-color: rgba(67, 56, 202, 0.45);
}

.gen-history-page-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.gen-history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.gen-history-table th,
.gen-history-table td {
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--border);
  text-align: right;
}

.gen-history-table th:first-child,
.gen-history-table td:first-child {
  text-align: left;
  white-space: nowrap;
}

.gen-history-table thead th {
  background: linear-gradient(180deg, #faf9fc 0%, #f3f1f8 100%);
  font-weight: 600;
  color: var(--text-primary);
}

.gen-history-table tbody tr:last-child td {
  border-bottom: none;
}

.gen-history-row {
  cursor: pointer;
}

.gen-history-row:hover td {
  background: rgba(67, 56, 202, 0.05);
}

.gen-history-row.is-selected td {
  background: linear-gradient(90deg, rgba(67, 56, 202, 0.1), rgba(168, 85, 247, 0.08));
}

.gen-history-detail-section {
  margin-top: 1.75rem;
}

.gen-detail-placeholder {
  font-size: 0.88rem;
  color: #64748b;
  margin: 0 0 0.75rem;
  line-height: 1.55;
}

.gen-detail-panel {
  margin-top: 0.35rem;
}

.gen-detail-empty {
  color: #64748b;
}

td.gen-history-empty {
  text-align: center !important;
  color: #64748b;
  padding: 1rem !important;
}

.gen-history-subtitle {
  font-size: 1.05rem;
  margin: 0 0 0.75rem;
}

.page-git-commits .git-repo-meta {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.git-commit-table th,
.git-commit-table td {
  text-align: left;
  vertical-align: top;
}

.git-commit-table th.git-commit-col-time,
.git-commit-table td.git-commit-time {
  width: 11.5rem;
  white-space: nowrap;
}

.git-commit-time-compact {
  display: none;
}

.git-commit-subject {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 8rem;
  max-width: 16rem;
  word-break: break-word;
}

.git-commit-body {
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-muted);
  line-height: 1.58;
}

.git-commit-body-empty {
  color: var(--text-soft);
}

.gen-sample-block {
  margin-bottom: 1rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fafbfc;
}

.gen-sample-h3 {
  font-size: 0.88rem;
  margin: 0 0 0.35rem;
  color: #475569;
}

.gen-sample-p {
  font-size: 0.82rem;
  margin: 0.25rem 0 0;
  color: #0f172a;
  line-height: 1.5;
}

.gen-detail-link {
  color: var(--accent);
  text-decoration: none;
}

.gen-detail-link:hover {
  text-decoration: underline;
}

.hero {
  margin-bottom: 1.85rem;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 4.5rem;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), #a855f7);
  opacity: 0.85;
}

.page-title {
  margin: 0 0 0.45rem;
  font-size: clamp(1.45rem, 2.6vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.25;
  color: var(--text-primary);
}

.page-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.93rem;
  max-width: none;
  line-height: 1.65;
}

.page-lead code {
  font-size: 0.85em;
  background: rgba(67, 56, 202, 0.07);
  color: var(--accent-deep);
  padding: 0.12rem 0.4rem;
  border-radius: 6px;
  font-weight: 500;
}

.timeline {
  --timeline-lead-width: clamp(8.5rem, 10vw, 10.25rem);
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  /* 与时间列右缘留白 + 圆点对齐；translate 使 3px 条以轴线居中 */
  left: calc(var(--timeline-lead-width) - 0.62rem);
  top: 0.6rem;
  bottom: 0.6rem;
  width: 3px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.5), rgba(168, 85, 247, 0.55), rgba(236, 72, 153, 0.35));
  border-radius: 4px;
  opacity: 0.82;
}

.timeline-item {
  --timeline-gap: 0.85rem;
  display: grid;
  grid-template-columns: var(--timeline-lead-width) minmax(0, 1fr);
  gap: var(--timeline-gap);
  align-items: start;
  padding-bottom: 0.75rem;
  position: relative;
}

.timeline-lead {
  flex-shrink: 0;
  padding: 0.15rem 0.85rem 0 0.12rem;
  box-sizing: border-box;
}

.timeline-datetime {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.18rem;
  font-variant-numeric: tabular-nums;
  max-width: 100%;
}

.timeline-clock-row {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
  gap: 0.38rem;
  padding-right: 0.05rem;
}

.timeline-date {
  display: block;
  max-width: 100%;
  padding-right: 0.15rem;
  box-sizing: border-box;
  word-break: keep-all;
  overflow-wrap: anywhere;
  font-size: 0.96rem;
  font-weight: 700;
  color: #334155;
  line-height: 1.35;
}

.timeline-clock {
  font-size: 0.8rem;
  font-weight: 600;
  background: linear-gradient(118deg, var(--accent), #9333ea);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.04em;
}

.timeline-date-repeat {
  min-height: 1.35em;
}

.timeline-marker {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  position: relative;
  z-index: 1;
}

.timeline-dot {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(145deg, #6366f1, #a855f7);
  border: 2px solid #fff;
  box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.35);
}

.timeline-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.7rem 0.82rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.timeline-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-float);
}

.timeline-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.45rem;
  margin: 0 0 0.18rem;
}

.timeline-title {
  margin: 0;
  font-size: clamp(0.95rem, 1.4vw, 1.08rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  min-width: 0;
}

.timeline-title a {
  color: var(--accent-deep);
  text-decoration: none;
  transition: color 0.18s;
}

.timeline-title a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.timeline-bm {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.22rem;
  margin: 0;
}

.timeline-excerpt {
  margin: 0.08rem 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  white-space: pre-line;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.timeline-meta {
  margin: 0.38rem 0 0;
  font-size: 0.76rem;
  color: var(--text-soft);
  line-height: 1.55;
  display: flex;
  flex-wrap: wrap;
  gap: 0.12rem 0.32rem;
  align-items: baseline;
}

.timeline-meta-sep {
  opacity: 0.42;
  user-select: none;
}

.timeline-meta-item strong {
  font-weight: 600;
  color: var(--text-muted);
}

.bm-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.62rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent-deep);
  text-decoration: none;
  border: 1px solid rgba(67, 56, 202, 0.18);
  box-shadow: 0 1px 4px rgba(67, 56, 202, 0.06);
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}

.bm-pill:hover {
  background: linear-gradient(135deg, rgba(238, 242, 255, 0.95), rgba(250, 245, 255, 0.95));
  border-color: rgba(67, 56, 202, 0.28);
  transform: translateY(-1px);
}

.bm-pill.sm {
  padding: 0.12rem 0.45rem;
  font-size: 0.78rem;
}

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

.post-list li { margin: 0.5rem 0; }

.post-list a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.post-list a:hover { text-decoration: underline; }

.list-meta {
  font-size: 0.88rem;
  color: #64748b;
}

.article-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.12rem 0.35rem;
  margin-bottom: 1.05rem;
  padding: 0.48rem 0.62rem;
  font-size: 0.86rem;
  line-height: 1.45;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.crumb {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s;
}

.crumb:hover {
  color: var(--accent-deep);
  text-decoration: none;
}

.crumb-sep {
  color: var(--text-soft);
  margin: 0 0.12rem;
  opacity: 0.85;
}

.article-title-block {
  margin: 0 0 1.35rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border);
}

.article-title-block h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3.2vw, 2.05rem);
  font-weight: 700;
  letter-spacing: -0.038em;
  line-height: 1.18;
  text-wrap: balance;
  color: var(--text-primary);
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article-title-block h1::after {
  content: "";
  display: block;
  width: min(5.25rem, 34%);
  height: 3px;
  margin-top: 0.72rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.article-meta-line {
  margin: 0.65rem 0 0;
  padding: 0.55rem 0.78rem;
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.62;
  white-space: normal;
  word-break: break-word;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.65) inset;
}

.article-meta-line .article-plan-time {
  font-weight: 700;
  color: var(--accent-deep);
}

article.content {
  font-size: clamp(0.97rem, 0.35vw + 0.92rem, 1.07rem);
  line-height: 1.82;
  letter-spacing: 0.018em;
}

article.content::after {
  content: "";
  display: block;
  clear: both;
}

article.content > p:first-of-type {
  margin-top: 0;
  font-size: 1.04em;
}

article.content p {
  margin: 0.62rem 0;
}

/* 导图层级：深度 1–6 对应字号、字重与缩进 */
article.content .mm-block.mm-depth-1 {
  font-size: 1.14em;
  font-weight: 700;
  margin-top: 1.15rem;
  line-height: 1.45;
}

article.content .mm-block.mm-depth-2 {
  font-size: 1.06em;
  font-weight: 600;
  margin-top: 0.82rem;
  padding-left: 0.55rem;
  border-left: 3px solid rgba(67, 56, 202, 0.22);
}

article.content .mm-block.mm-depth-3 {
  font-size: 1.01em;
  font-weight: 500;
  margin-top: 0.58rem;
  padding-left: 1.05rem;
}

article.content .mm-block.mm-depth-4 {
  font-size: 0.98em;
  margin-top: 0.46rem;
  padding-left: 1.55rem;
  color: var(--text-muted);
}

article.content .mm-block.mm-depth-5,
article.content .mm-block.mm-depth-6 {
  font-size: 0.95em;
  margin-top: 0.38rem;
  padding-left: 2rem;
  color: var(--text-soft);
}

article.content .mm-date {
  color: var(--accent-deep);
  font-weight: 700;
  letter-spacing: 0.02em;
  border-left-color: rgba(67, 56, 202, 0.45);
  background: linear-gradient(90deg, rgba(67, 56, 202, 0.07), transparent 72%);
  padding-top: 0.28rem;
  padding-bottom: 0.28rem;
  border-radius: 0 8px 8px 0;
}

article.content .mm-heading {
  font-weight: 600;
  color: var(--text-primary);
}

article.content > .mm-block.mm-depth-1:first-child,
article.content > p.mm-block.mm-depth-1:first-child,
article.content > .mm-fold.mm-fold-d1:first-child > summary > .mm-block.mm-depth-1 {
  margin-top: 0;
}

/* 正文内悬浮层级大纲：float 靠右 + sticky 随滚动停留在视口内 */
.article-outline-dock {
  position: sticky;
  top: calc(var(--site-topbar-h, 3.25rem) + 0.65rem);
  float: right;
  clear: right;
  z-index: 2;
  width: min(15.5rem, 44%);
  max-height: min(24rem, calc(100vh - var(--site-topbar-h, 3.25rem) - 1.25rem));
  margin: 0 0 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(67, 56, 202, 0.2);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 6px 24px rgba(15, 23, 42, 0.1);
  overflow: hidden;
}
.article-outline-root {
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: inherit;
}
.article-outline-root > summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.35rem;
  padding: 0.52rem 0.72rem;
  border-bottom: 1px solid rgba(67, 56, 202, 0.1);
  background: rgba(67, 56, 202, 0.05);
  cursor: pointer;
  user-select: none;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-primary);
}
.article-outline-root > summary::-webkit-details-marker { display: none; }
.article-outline-root > summary::before {
  content: "▸";
  flex: 0 0 auto;
  color: var(--accent-deep);
  font-size: 0.78rem;
  transition: transform 0.15s ease;
}
.article-outline-root[open] > summary::before { transform: rotate(90deg); }
.article-outline-root > summary .outline-title {
  flex: 0 1 auto;
}
.article-outline-root > summary .outline-meta {
  margin-left: auto;
  flex: 0 0 auto;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
}
.article-outline-scroll {
  overflow: auto;
  padding: 0.35rem 0.35rem 0.55rem;
  max-height: min(20rem, calc(58vh - 2.4rem));
}
.article-outline-tree,
.article-outline-tree ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.article-outline-tree ul {
  margin-left: 0.35rem;
  padding-left: 0.35rem;
  border-left: 1px solid rgba(67, 56, 202, 0.1);
}
.article-outline-tree li { margin: 0.08rem 0; }
.outline-node > summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.12rem 0.2rem;
  border-radius: 5px;
  cursor: pointer;
}
.outline-node > summary::-webkit-details-marker { display: none; }
.outline-node > summary::before {
  content: "▸";
  flex: 0 0 auto;
  width: 0.85rem;
  font-size: 0.68rem;
  color: var(--accent-deep);
  transition: transform 0.15s ease;
}
.outline-node[open] > summary::before { transform: rotate(90deg); }
.outline-node:not(.has-children) > summary::before { visibility: hidden; }
.outline-jump {
  flex: 1;
  min-width: 0;
  padding: 0.1rem 0.25rem;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--text-primary);
  font: inherit;
  font-size: 0.76rem;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.outline-jump:hover { background: rgba(67, 56, 202, 0.08); }
.outline-jump.is-active {
  background: rgba(67, 56, 202, 0.14);
  color: var(--accent-deep);
  font-weight: 600;
}
.outline-jump[data-depth="1"] { font-weight: 600; font-size: 0.8rem; }
.outline-jump[data-depth="4"],
.outline-jump[data-depth="5"],
.outline-jump[data-depth="6"] {
  color: var(--text-muted);
  font-size: 0.72rem;
}

/* 正文层级折叠 */
article.content .mm-fold {
  margin: 0;
}
article.content .mm-fold > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 0.15rem;
}
article.content .mm-fold > summary::-webkit-details-marker { display: none; }
article.content .mm-fold > summary::before {
  content: "▸";
  flex: 0 0 auto;
  margin-top: 0.35em;
  color: var(--accent-deep);
  font-size: 0.72rem;
  transition: transform 0.15s ease;
}
article.content .mm-fold[open] > summary::before { transform: rotate(90deg); }
article.content .mm-fold > summary > .mm-block {
  flex: 1;
  margin-top: 0;
}
article.content .mm-fold-body {
  margin-left: 0.15rem;
  padding-left: 0.35rem;
  border-left: 2px solid rgba(67, 56, 202, 0.1);
}

html.theme-dark .article-outline-dock {
  background: rgba(30, 36, 51, 0.96);
  border-color: rgba(129, 140, 248, 0.25);
}

@media (max-width: 860px) {
  .article-outline-dock {
    display: none;
  }
}

article.content .rich-paragraph {
  margin: 0.62rem 0;
}

article.content .rich-paragraph :is(p, div) {
  margin: 0;
  padding: 0;
}

article.content .rich-paragraph :is(p, div):not(:last-child) {
  margin-bottom: 0.02rem;
}

article.content .note-box {
  margin: 0.32rem 0 0.46rem;
  padding: 0.14rem 0.26rem;
  border-radius: 6px;
  border: 1px solid rgba(21, 28, 40, 0.1);
  background: rgba(15, 23, 42, 0.025);
  font-family: inherit;
  font-size: 0.96rem;
  line-height: 1.68;
  color: var(--text-primary);
  white-space: normal;
  word-break: break-word;
}

article.content .note-inline-wrap {
  display: inline;
  margin: 0;
}

article.content .note-inline {
  color: inherit;
  white-space: nowrap;
}

/* 短注释内联显示：保留红色/加粗等样式，但强制不换行、不保留块级段间距 */
article.content .note-inline :is(p, div, section, article, li, ul, ol) {
  display: inline !important;
  margin: 0 !important;
  padding: 0 !important;
}

article.content .note-inline :is(p, div, section, article, li):not(:last-child)::after {
  content: " ";
}

article.content .note-inline br {
  display: none;
}

article.content .note-box :is(p, div) {
  margin: 0 !important;
  padding: 0 !important;
  line-height: inherit !important;
}

article.content .note-box > :not(:first-child) {
  margin-top: 0.12rem !important;
}

article.content p.missing {
  margin: 1rem 0;
  padding: 0.62rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(185, 28, 28, 0.42);
  background: rgba(254, 242, 242, 0.65);
  color: #991b1b;
  font-size: 0.88rem;
  line-height: 1.55;
}

.content figure {
  margin: 1rem 0;
}

.article-figure {
  scroll-margin-top: 1rem;
}

/* 正文配图：轻量嵌入，避免粗边框与卡片阴影抢戏 */
article.content figure.article-figure {
  margin: 1.12rem 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  box-shadow: none;
  vertical-align: middle;
}

/* 降低拖动另存、长按菜单（无法杜绝截图或手动下载 URL） */
.layout-main img,
.layout-tags img {
  -webkit-user-drag: none;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  -webkit-touch-callout: none;
}

article.content figcaption {
  font-size: 0.8rem;
  font-style: normal;
  color: var(--text-soft);
  margin-top: 0.38rem;
  padding-top: 0;
  border: none;
  text-align: left;
  line-height: 1.45;
}

.article-page {
  --article-pad-x: 1.08rem;
  position: relative;
  min-width: 0;
  padding: 1rem var(--article-pad-x) calc(1.35rem + 4.75rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.42);
  box-shadow: var(--shadow-sm);
}

html.theme-dark .article-page {
  background: rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow-sm);
}

html.theme-dark .article-header {
  background: rgba(22, 27, 38, 0.72);
  box-shadow: var(--shadow-sm);
}

html.theme-dark .article-title-block h1::after {
  background: linear-gradient(
    90deg,
    rgba(165, 180, 252, 0.95),
    color-mix(in srgb, rgba(165, 180, 252, 0.95) 28%, transparent)
  );
}

html.theme-dark .article-meta-line {
  background: rgba(30, 36, 51, 0.72);
  box-shadow: none;
}

html.theme-dark article.content p.missing {
  border-color: rgba(248, 113, 113, 0.38);
  background: rgba(127, 29, 29, 0.28);
  color: #fecaca;
}

html.theme-dark article.content .note-box {
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(255, 255, 255, 0.12);
}

/*
  修订与对比：sticky 贴底，宽度随 article-page 正文区，与上方段落/图片左右对齐。
*/
.rev-dock {
  position: sticky;
  z-index: 90;
  display: flex;
  flex-direction: column-reverse;
  align-items: stretch;
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--site-footer-occupy) + 1.35rem);
  width: 100%;
  max-width: 100%;
  margin-top: 1.15rem;
  filter: drop-shadow(0 8px 22px rgba(21, 28, 40, 0.11));
}

.rev-dock-panel-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.22s cubic-bezier(0.33, 1, 0.55, 1);
}

.rev-dock[open] .rev-dock-panel-wrap {
  grid-template-rows: 1fr;
}

.rev-dock-panel-wrap > .rev-aside {
  min-height: 0;
  overflow: hidden;
}

/* 展开动画进行中不设 auto，避免高度变化时出现滚动条；结束后由脚本加上 .rev-aside--scrollable */
.rev-aside.rev-aside--scrollable {
  overflow-y: auto;
  overflow-x: auto;
}

@media (prefers-reduced-motion: reduce) {
  .rev-dock-panel-wrap {
    transition: grid-template-rows 0.06s linear;
  }
}

.rev-dock-summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.48rem 0.65rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: linear-gradient(165deg, #ffffff 0%, #f5f3fb 100%);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-deep);
  user-select: none;
}

.rev-dock[open] .rev-dock-summary {
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.rev-dock-summary::-webkit-details-marker {
  display: none;
}

.rev-dock-title {
  letter-spacing: -0.02em;
}

.rev-dock-summary::after {
  content: "展开";
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-soft);
}

.rev-dock[open] .rev-dock-summary::after {
  content: "收起";
}

.rev-aside {
  max-width: 100%;
  max-height: min(52vh, 380px);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 0.75rem 0.85rem 0.85rem;
  background: linear-gradient(165deg, #ffffff 0%, #f8f7fc 42%, #f3f1f9 100%);
  box-shadow: none;
}

.rev-summary {
  font-size: 0.78rem;
  color: #475569;
  margin: 0 0 0.65rem;
  line-height: 1.45;
}

.rev-latest {
  font-size: 0.82rem;
  color: #1e40af;
  margin: 0 0 0.65rem;
}

.rev-list { display: flex; flex-direction: column; gap: 0.45rem; }

.rev-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}

.rev-item summary {
  cursor: pointer;
  padding: 0.45rem 0.55rem;
  font-size: 0.8rem;
  color: #334155;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.rev-sum-text { flex: 1 1 auto; min-width: 12rem; }

.rev-sum-hint {
  font-size: 0.72rem;
  color: #94a3b8;
  flex: 0 0 auto;
}

.version-stat {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  letter-spacing: 0.02em;
}

.version-stat-add {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.version-stat-del {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.version-stat-mod {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.rev-body {
  padding: 0.55rem 0.6rem 0.7rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  overflow-x: auto;
}

.diff-rev-body {
  max-height: 380px;
  overflow: auto;
  background: #f8fafc;
  border-radius: 8px;
}

.snapshot-pre {
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.78rem;
  color: #334155;
}

.diff-inline {
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.65;
}

.diff-ins {
  background: #22c55e33;
  color: #14532d;
  text-decoration: none;
  border-radius: 3px;
  padding: 0 1px;
}

.diff-del {
  background: #ef444433;
  color: #7f1d1d;
  text-decoration: line-through;
  border-radius: 3px;
  padding: 0 1px;
}

.diff-same { color: #334155; }

.missing { color: #b45309; }

.page-tag .page-lead { color: #64748b; margin: 0.25rem 0 1rem; }

.page-about .hero-about {
  text-align: center;
}

.about-avatar-wrap {
  margin: 0 auto 1rem;
}

.about-avatar {
  width: 120px;
  height: 120px;
  border-radius: 999px;
  object-fit: cover;
  border: 3px solid rgba(67, 56, 202, 0.2);
  box-shadow: var(--shadow-card);
}

.page-about-signature {
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.about-body {
  width: 100%;
  max-width: none;
  margin: 1.5rem 0 0;
  color: var(--text-primary);
  font-size: 0.98rem;
  line-height: 1.72;
  text-align: left;
}

.markdown-body :is(h1, h2, h3, h4, h5, h6) {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.35;
  margin: 1.1rem 0 0.45rem;
}

.markdown-body :is(h1, h2, h3, h4, h5, h6):first-child {
  margin-top: 0;
}

.markdown-body p {
  margin: 0.55rem 0;
}

.markdown-body blockquote {
  margin: 0.65rem 0;
  padding: 0.35rem 0.75rem;
  border-left: 3px solid var(--accent, #4338ca);
  background: rgba(15, 23, 42, 0.04);
  color: var(--text-primary);
}

.markdown-body pre {
  margin: 0.65rem 0;
  padding: 0.65rem 0.85rem;
  overflow-x: auto;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.06);
  font-size: 0.88em;
}

.markdown-body code {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.9em;
  background: rgba(15, 23, 42, 0.06);
  padding: 0.08rem 0.28rem;
  border-radius: 4px;
}

.markdown-body pre code {
  background: transparent;
  padding: 0;
}

.markdown-body :is(ul, ol) {
  margin: 0.55rem 0;
  padding-left: 1.35rem;
}

.markdown-body table {
  width: 100%;
  margin: 0.65rem 0;
  border-collapse: collapse;
  font-size: 0.92em;
}

.markdown-body :is(th, td) {
  border: 1px solid rgba(21, 28, 40, 0.12);
  padding: 0.35rem 0.55rem;
}

.markdown-body th {
  background: rgba(15, 23, 42, 0.05);
  font-weight: 600;
}

@media (max-width: 960px) {
  /* 页脚栅格纵向更松，占位高于桌面，避免内容被固定底栏挡住 */
  body.site-body {
    --site-footer-occupy: calc(var(--site-footer-h) + 1.5rem);
  }

  .site-footer-inner {
    grid-template-columns: 1fr;
    gap: 0.55rem;
    padding: 0.62rem 1rem;
    justify-items: center;
    text-align: center;
  }

  .site-footer-inner > .site-footer-links {
    justify-self: center;
  }

  .site-topbar-inner {
    flex-wrap: nowrap;
    gap: 0.4rem;
  }

  .site-topbar-brand {
    flex: 1 1 auto;
    min-width: 0;
    max-width: none;
    font-size: clamp(0.88rem, 4.2vw, 1.06rem);
    letter-spacing: 0.06em;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .site-topbar-mobile-actions {
    display: flex;
    align-items: center;
    gap: 0.28rem;
    flex-shrink: 0;
  }

  .site-topbar-controls {
    flex-shrink: 0;
    flex-wrap: nowrap;
    gap: 0.28rem;
  }

  .site-topbar-swatches,
  .site-topbar-color-label {
    display: none;
  }

  .site-topbar-chip {
    padding: 0.2rem 0.48rem;
    font-size: 0.72rem;
  }

  body.mobile-panel-open {
    overflow: hidden;
  }

  .site-mobile-backdrop {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    top: var(--site-topbar-h);
    bottom: calc(var(--site-footer-occupy) + env(safe-area-inset-bottom, 0px));
    z-index: 260;
    background: rgba(15, 23, 42, 0.42);
    -webkit-tap-highlight-color: transparent;
  }

  .site-mobile-backdrop[hidden] {
    display: none !important;
  }

  .layout-shell {
    display: block;
    max-width: none;
  }

  .layout-nav,
  .layout-tags {
    position: fixed;
    z-index: 280;
    top: var(--site-topbar-h);
    bottom: calc(var(--site-footer-occupy) + env(safe-area-inset-bottom, 0px));
    width: min(88vw, 320px);
    max-height: none;
    margin: 0;
    border-radius: 0;
    box-shadow: var(--shadow-float);
    transition: transform 0.24s ease;
    -webkit-overflow-scrolling: touch;
  }

  .layout-nav {
    left: 0;
    transform: translateX(-105%);
    border-right: 1px solid var(--border);
    border-bottom: none;
  }

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

  .layout-tags {
    right: 0;
    left: auto;
    transform: translateX(105%);
    border-left: 1px solid var(--border);
    border-bottom: none;
    padding-bottom: 1.25rem;
  }

  body.mobile-aside-open .layout-tags {
    transform: translateX(0);
  }

  .layout-main {
    padding: 1.25rem 1rem 2.5rem;
  }
  .page-title {
    font-size: clamp(1.2rem, 6vw, 1.48rem);
    line-height: 1.2;
    margin-bottom: 0.3rem;
  }
  .page-lead {
    font-size: 0.86rem;
    line-height: 1.52;
    max-width: none;
  }

  .page-index .page-lead,
  .page-with-timeline .page-lead {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .page-with-timeline .hero {
    margin-bottom: 0.72rem;
    padding-bottom: 0.52rem;
  }
  .page-with-timeline {
    padding-left: 0.35rem;
    padding-right: 0.35rem;
    box-sizing: border-box;
  }
  .page-branch .page-title {
    font-size: clamp(1.08rem, 5.4vw, 1.32rem);
    letter-spacing: -0.02em;
    line-height: 1.16;
    margin-bottom: 0.2rem;
  }
  .page-branch .page-lead {
    margin: 0;
    font-size: 0.82rem;
    line-height: 1.42;
  }
  .hero::after {
    width: 3.2rem;
    margin-top: 0.55rem;
  }
  .nav-cal-fold-summary::after {
    margin-top: -1.38rem;
  }
  .timeline::before { display: none; }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
  .timeline-lead { text-align: left; }
  .timeline-datetime { align-items: flex-start; }
  .timeline-clock-row { justify-content: flex-start; }
  .timeline-head { flex-direction: column; align-items: flex-start; gap: 0.2rem; }
  .timeline-bm { justify-content: flex-start; }
  .timeline-marker { display: none; }
  .rev-dock {
    bottom: calc(var(--site-footer-occupy) + max(1rem, env(safe-area-inset-bottom)));
  }

  .git-commit-table thead {
    display: none;
  }

  .git-commit-table tbody tr.git-commit-row {
    display: block;
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--border);
  }

  .git-commit-table tbody tr.git-commit-row:last-child {
    border-bottom: none;
  }

  .git-commit-table td {
    display: block;
    width: auto !important;
    max-width: none !important;
    padding: 0.12rem 0;
    border-bottom: none;
    text-align: left !important;
  }

  .git-commit-time {
    white-space: normal;
    font-size: 0.74rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
  }

  .git-commit-time-full {
    display: none;
  }

  .git-commit-time-compact {
    display: inline;
    font-variant-numeric: tabular-nums;
  }

  .git-commit-subject {
    max-width: none;
    font-size: 0.88rem;
    margin-bottom: 0.3rem;
  }

  .git-commit-body {
    font-size: 0.82rem;
  }
}

@media (min-width: 961px) {
  .nav-cal-fold-summary {
    display: none;
  }
  .nav-cal-fold > .nav-cal-fold-body {
    display: block !important;
  }

  body.mobile-nav-open .layout-nav,
  body.mobile-aside-open .layout-tags {
    transform: none;
  }
}

@media print {
  html {
    scrollbar-gutter: auto;
  }
  body.site-body {
    padding-bottom: 0 !important;
  }
  .site-footer {
    position: static;
    bottom: auto;
    left: auto;
    right: auto;
    padding-bottom: 0;
  }
  .rev-dock {
    display: none !important;
  }
}