:root {
  --md-text-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  --md-code-font: ui-monospace, Consolas, "Microsoft YaHei", monospace;
  --md-primary-fg-color: #4f46e5;
  --md-primary-fg-color--light: #6366f1;
  --md-primary-fg-color--dark: #3730a3;
  --md-accent-fg-color: #4f46e5;
  --zzb-warning-color: #e5484d;
  --zzb-check-icon: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M21 7 9 19l-5.5-5.5 1.41-1.41L9 16.17 19.59 5.59z"/></svg>');
  --zzb-alert-icon: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M13 14h-2V9h2m0 9h-2v-2h2M1 21h22L12 2z"/></svg>');
}
[data-md-color-scheme="default"] {
  --md-default-bg-color: #f7f8fa;
  --md-default-fg-color: #24262d;
  --md-default-fg-color--light: #626774;
  --md-typeset-a-color: #4f46e5;
  --surface: #fff;
  --line: #e0e3eb;
  --selection: #eeedfc;
}
[data-md-color-scheme="slate"] {
  --md-default-bg-color: #18191d;
  --md-default-fg-color: #e7e8ed;
  --md-default-fg-color--light: #abaebb;
  --md-primary-fg-color: #a5b4fc;
  --md-primary-bg-color: #18191d;
  --md-accent-bg-color: #18191d;
  --md-accent-fg-color: #a5b4fc;
  --md-typeset-a-color: #a5b4fc;
  --surface: #222329;
  --line: #393c47;
  --selection: #2c2e48;
  --md-code-bg-color: #222329;
  --md-code-fg-color: #e7e8ed;
}
.md-grid { max-width: 78rem; }
.md-content { min-width: 0; }
.md-content__inner { max-width: 42rem; margin-inline: auto; padding-inline: 1.2rem; }
.md-typeset { font-size: .85rem; line-height: 1.8; }
.md-typeset h1 { color: var(--md-default-fg-color); font-weight: 720; letter-spacing: -.025em; margin-bottom: .8em; }
.md-typeset h2 { font-weight: 670; margin-top: 1.8em; padding-bottom: .3em; border-bottom: 1px solid var(--line); }
.md-typeset h3 { font-weight: 650; }
.md-typeset a { text-underline-offset: .18em; }
.md-typeset a:hover { text-decoration: underline; }
.md-nav { font-size: .73rem; }
.md-tabs__link { font-size: .75rem; }
.md-header { background: var(--md-default-bg-color); color: var(--md-default-fg-color); box-shadow: none; border-bottom: 1px solid var(--line); }
.md-header__title { font-weight: 650; }
.md-header .md-header__button { color: var(--md-default-fg-color); }
.md-search__form { background: var(--surface); border: 1px solid var(--line); border-radius: .4rem; }
.md-search__input, .md-search__input::placeholder, .md-search__icon { color: var(--md-default-fg-color--light); }
.md-search__input { color: var(--md-default-fg-color); }
.md-header .md-search__icon { color: var(--md-default-fg-color--light); }
.handbook-search-results > li { border-bottom: 1px solid var(--line); }
.handbook-search-results > li > a { display: block; padding: .7rem 1rem; overflow-wrap: anywhere; color: var(--md-default-fg-color); }
.handbook-search-results > li > a:hover, .handbook-search-results > li > a:focus { background: var(--md-accent-fg-color--transparent); outline: 2px solid var(--md-accent-fg-color); outline-offset: -2px; }
.handbook-search-title { font-size: .85rem; font-weight: 650; }
.handbook-search-section { margin-top: .25rem; font-size: .72rem; color: var(--md-default-fg-color--light); }
.handbook-search-results p { margin: .4rem 0 0; font-size: .72rem; line-height: 1.6; white-space: pre-line; }
.handbook-search-results mark { background: var(--md-accent-fg-color--transparent); color: var(--md-accent-fg-color); }
.md-typeset table:not([class]) { background: var(--surface); font-size: .78rem; border-color: var(--line); width: 100%; }
.md-typeset table:not([class]) th { background: color-mix(in srgb, var(--md-primary-fg-color) 8%, var(--surface)); min-width: 5rem; }
.md-typeset table:not([class]) td { min-width: 5rem; }
.md-typeset .admonition, .md-typeset details { font-size: .8rem; }
.md-typeset .grid.cards { gap: .8rem; }
.md-typeset .grid.cards > ul > li { border: 1px solid var(--line); border-radius: .65rem; padding: 1.05rem 1.15rem; background: var(--surface); box-shadow: none; }
.md-typeset .grid.cards > ul > li:hover { border-color: var(--md-typeset-a-color); box-shadow: 0 4px 14px #23384b0a; }
.md-typeset .grid.cards > ul > li > :first-child { font-size: 1.04rem; font-weight: 650; }
.md-typeset .grid.cards hr { margin-block: .7rem; }
.reading-meta { display: flex; align-items: center; gap: .7rem; flex-wrap: wrap; font-size: .68rem; color: var(--md-default-fg-color--light); margin: .25rem 0 1.1rem; }
.area-label { padding: .12rem .45rem; border: 1px solid var(--line); border-radius: .25rem; }
.md-typeset pre > code.language-text, .md-typeset .language-text pre > code { white-space: pre-wrap; overflow-wrap: anywhere; word-break: normal; padding-right: 2.4rem; }
.md-typeset pre { border-radius: .4rem; margin-inline: 0; }
.md-typeset .highlight { margin-inline: 0; }
.md-typeset .md-code__nav, .md-typeset .md-code__button { opacity: 1; }
.md-typeset .md-code__button { color: var(--md-default-fg-color--light); }
/* Copying the page or one section as Markdown; heading links copy their own address. */
.md-typeset .section-copy { display: inline-block; vertical-align: middle; width: 1.5em; height: 1.5em; margin-left: .25rem; padding: 0; border: 0; border-radius: .2rem; color: var(--md-default-fg-color--lighter); background: none; cursor: pointer; opacity: 0; transition: color .25s, opacity 125ms; }
.md-typeset .section-copy::after { content: ""; display: block; width: 1.125em; height: 1.125em; margin: 0 auto; background-color: currentcolor; -webkit-mask-image: var(--md-clipboard-icon); mask-image: var(--md-clipboard-icon); -webkit-mask-position: center; mask-position: center; -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; -webkit-mask-size: contain; mask-size: contain; }
.md-typeset :hover > .section-copy, .md-typeset :target > .section-copy, .md-typeset .section-copy:focus-visible { opacity: 1; }
@media (hover: none) { .md-typeset .section-copy { opacity: 1; } }
.md-typeset .section-copy:hover, .md-typeset .section-copy:focus-visible { color: var(--md-accent-fg-color); }
.md-typeset .section-copy[data-state="done"], .md-typeset .headerlink[data-state="done"] { opacity: 1; color: var(--md-accent-fg-color); }
.md-typeset .section-copy[data-state="done"]::after { -webkit-mask-image: var(--zzb-check-icon); mask-image: var(--zzb-check-icon); }
.md-typeset .section-copy[data-state="failed"], .md-typeset .headerlink[data-state="failed"] { opacity: 1; color: var(--zzb-warning-color); }
.md-typeset .section-copy[data-state="failed"]::after { -webkit-mask-image: var(--zzb-alert-icon); mask-image: var(--zzb-alert-icon); }
.reading-meta .markdown-copy { padding: .12rem .45rem; border: 1px solid var(--line); border-radius: .25rem; color: var(--md-default-fg-color--light); background: var(--surface); font: inherit; cursor: pointer; }
.reading-meta .markdown-copy:hover, .reading-meta .markdown-copy:focus-visible { color: var(--md-typeset-a-color); border-color: var(--md-typeset-a-color); }
.reading-meta .markdown-copy[data-state="done"] { color: var(--md-accent-fg-color); border-color: var(--md-accent-fg-color); }
.reading-meta .markdown-copy[data-state="failed"] { color: var(--zzb-warning-color); border-color: var(--zzb-warning-color); }
.md-typeset .md-typeset__scrollwrap { margin-inline: 0; }
.md-typeset img { display: block; margin: 1rem auto; max-height: 42rem; object-fit: contain; border-radius: .35rem; }
.md-typeset .image-link { display: block; cursor: zoom-in; }
.md-typeset :focus-visible { outline: 3px solid var(--md-accent-fg-color); outline-offset: 3px; }
.md-typeset .task-outcome { border-left: 3px solid var(--md-accent-fg-color); padding: .65rem 1rem; background: var(--surface); margin-block: 1rem; }
[hidden] { display: none !important; }
.role-controls, .annual-controls { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem 1rem; padding: .85rem; border: 1px solid var(--line); border-radius: .4rem; margin: 1rem 0; background: var(--surface); }
.role-controls label { display: inline-flex; align-items: center; gap: .25rem; cursor: pointer; }
.role-controls input { accent-color: var(--md-primary-fg-color); width: .9rem; height: .9rem; }
.role-controls button { border: 1px solid var(--line); border-radius: .25rem; padding: .2rem .55rem; cursor: pointer; }
.role-summary { flex-basis: 100%; font-size: .73rem; color: var(--md-default-fg-color--light); }
.role-reveal { border-left: 3px solid var(--md-accent-fg-color); padding: .5rem .8rem; background: var(--surface); font-size: .78rem; }
.annual-controls label { display: flex; flex-direction: column; gap: .25rem; font-size: .73rem; flex: 1 1 7rem; }
.annual-controls select, .annual-controls input { color: var(--md-default-fg-color); background: var(--surface); border: 1px solid var(--line); border-radius: .25rem; padding: .4rem; min-height: 2rem; min-width: 0; width: 100%; font: inherit; }
.annual-controls input::placeholder { color: var(--md-default-fg-color--light); opacity: 1; }
.annual-controls .annual-query { flex-basis: 12rem; }
 .annual-list { list-style: none !important; padding: 0 !important; margin-left: 0 !important; }
.annual-list > li { display: grid; grid-template-columns: 6rem minmax(0, 1fr) 2rem; gap: .6rem; margin: 0 !important; padding: .65rem 0; border-bottom: 1px solid var(--line); }
.event-time { color: var(--md-default-fg-color--light); font-size: .78rem; }
.event-title { display: flex; align-items: baseline; flex-wrap: wrap; gap: .6rem; font-weight: 650; }
.event-important { font-size: .65rem; padding: .05rem .4rem; border: 1px solid var(--md-accent-fg-color); border-radius: .25rem; color: var(--md-accent-fg-color); }
.md-typeset .event-details { display: flex; gap: .2rem .9rem; flex-wrap: wrap; margin: .25rem 0 0; font-size: .7rem; }
.event-details > div { display: flex; align-items: baseline; gap: .35rem; }
.md-typeset .event-details dt { margin: 0; padding: 0 .25rem; border-radius: .2rem; background: var(--selection); color: var(--md-default-fg-color--light); font-size: .65rem; font-weight: 500; white-space: nowrap; }
.md-typeset .event-details dd { margin: 0; color: var(--md-default-fg-color); overflow-wrap: anywhere; }
.annual-summary { color: var(--md-default-fg-color--light); font-size: .75rem; }
.annual-controls button { cursor: pointer; padding: .4rem .65rem; border: 1px solid var(--line); border-radius: .25rem; }
.md-nav__link--active, .md-nav--secondary .md-nav__link--active { background: var(--selection); color: var(--md-typeset-a-color); border-radius: .3rem; font-weight: 650; }
.md-typeset :is(h2,h3,h4,h5,h6) { scroll-margin-top: 5rem; }
.guide-entry { padding: .45rem 0; border-bottom: 1px solid var(--line); }
.guide-entry.depth-4 { padding-left: 1.1rem; font-size: .78rem; }
.reading-section { scroll-margin-top: 5rem; }
.md-typeset .handbook-mermaid { overflow: auto; padding: 1rem; margin-inline: 0; width: 100%; box-sizing: border-box; background: var(--surface); border: 1px solid var(--line); white-space: normal; }
.handbook-mermaid svg { max-width: none; }
@media (min-width: 76.25em) {
  .md-content__inner:has(.annual-controls) { max-width: none; }
}
@media (max-width: 44em) {
  .annual-list > li { grid-template-columns: minmax(0, 1fr) 2rem; gap: .25rem; }
  .annual-list .event-time { grid-column: 1; }
  .annual-list .event-content { grid-column: 1; }
  .annual-list .current-toggle { grid-column: 2; grid-row: 1 / 3; }
}
@media (max-width: 60em) { .md-content__inner { padding-inline: .8rem; } }
@media (max-width: 44em) {
  .md-typeset .grid.cards { grid-template-columns: 1fr; }
  .md-typeset table:not([class]) td, .md-typeset table:not([class]) th { padding: .6rem .7rem; }
  .reading-meta { gap: .4rem; }
}
@media print {
  .md-header, .md-tabs, .md-sidebar, .md-footer, .md-top, .md-code__nav, .md-content__button, .markdown-copy, .section-copy { display: none !important; }
  .md-container, .md-main, .md-content { display: block !important; }
  .md-content__inner { max-width: none; margin: 0; padding: 0; }
  .md-typeset { font-size: 11pt; color: #111; }
  .md-typeset .grid.cards { display: block; }
  .md-typeset .grid.cards > ul > li { margin-bottom: 8pt; }
  .md-typeset details > * { display: block !important; }
  .md-typeset table { display: table; width: 100%; font-size: 10pt !important; }
  .md-typeset .md-typeset__scrollwrap, .md-typeset .md-typeset__table { overflow: visible; display: block; margin: 0; padding: 0; }
  .md-typeset pre > code { white-space: pre-wrap; }
  .md-typeset img { max-height: 18cm; break-inside: avoid; }
  .md-typeset h2, .md-typeset h3 { break-after: avoid; }
  .md-typeset tr, .md-typeset pre { break-inside: avoid; }
}

/* A shared tree rhythm for the site navigation and the page outline. */
.tree-row { display: flex; align-items: flex-start; min-width: 0; }
.tree-row > .md-nav__link { flex: 1; min-width: 0; margin: 0; padding: .3rem .35rem; }
.tree-label { padding: .3rem .35rem; font-weight: 600; }
.tree-toggle { display: inline-flex; flex: 0 0 1.15rem; align-items: center; justify-content: center; width: 1.15rem; height: 1.5rem; padding: 0; border: 0; color: var(--md-default-fg-color--light); background: none; cursor: pointer; border-radius: .25rem; }
.tree-toggle span { display: block; width: .3rem; height: .3rem; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; font-size: 0; transform: rotate(-45deg); }
.tree-toggle[aria-expanded="true"] span { transform: rotate(45deg); }
.tree-toggle:hover { color: var(--md-typeset-a-color); background: var(--selection); }
.tree-toggle:focus-visible, .md-nav a:focus-visible { outline: 2px solid var(--md-accent-fg-color); outline-offset: 1px; }
.md-nav .tree-children { margin-left: .55rem; padding-left: .15rem; border-left: 1px solid var(--line); }
.md-nav .tree-children > .md-nav__list { padding-left: 0; }
.md-nav .tree-leaf > .md-nav__link { margin: 0; padding: .3rem .35rem .3rem 1.5rem; }
.tree-leaf > .tree-row { padding-left: 1.15rem; }
.tree-row--ancestor > a { color: var(--md-typeset-a-color); background: var(--selection); border-radius: .3rem; }
.md-nav .md-ellipsis { overflow: visible; overflow-wrap: anywhere; white-space: normal; text-overflow: clip; line-height: 1.5; }
@media (min-width: 76.25em) {
  .md-nav--primary > .md-nav__title { box-shadow: none; padding-bottom: .5rem; }
}
.md-nav--secondary > .md-nav__title { margin-bottom: .55rem; font-size: .65rem; letter-spacing: .04em; color: var(--md-default-fg-color--light); }
@media (max-width: 76.234375em) {
  .md-nav--primary > .md-nav__title { background: var(--surface); color: var(--md-default-fg-color); border-bottom: 1px solid var(--line); box-shadow: none; }
  .md-nav--primary .tree-children { position: static; width: auto; height: auto; transform: none; visibility: visible; opacity: 1; overflow: visible; }
  .md-nav--primary .tree-row, .md-nav--primary .tree-leaf { border-top: 0; }
  .md-nav--primary .tree-row { padding: .05rem 0; }
  .md-nav--primary .tree-toggle { height: 1.8rem; }
  .md-nav--primary .tree-row > .md-nav__link, .md-nav--primary .tree-label { padding-block: .45rem; }
  .md-nav--primary .tree-branch { padding-inline: .6rem; }
  .md-nav--primary .tree-children .tree-branch { padding-inline: 0; }
  .md-nav--primary .md-nav--secondary > .md-nav__list { padding: .5rem; }
}

.current-work { margin: 1.4rem 0 1.8rem; }
.current-work.is-empty { margin: 1rem 0; }
.md-typeset .current-work h2 { border: 0; margin: 0 0 .8rem; padding: 0; font-size: 1.05rem; }
.current-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.current-card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: .65rem; padding: 1rem; border-top: 3px solid var(--md-accent-fg-color); }
.current-card .event-title { font-size: .87rem; padding-right: 1.6rem; margin: .35rem 0; }
.current-card-meta { font-size: .68rem; color: var(--md-default-fg-color--light); padding-right: 1.5rem; }
.current-card .current-toggle { position: absolute; top: .65rem; right: .65rem; }
.current-status, .current-empty { font-size: .73rem; color: var(--md-default-fg-color--light); }
.current-status:empty { display: none; }
.current-toggle { width: 1.8rem; height: 1.8rem; border: 1px solid var(--line); border-radius: .4rem; color: var(--md-default-fg-color--light); background: var(--surface); cursor: pointer; font-size: 1.15rem; line-height: 1; }
.current-toggle:hover, .current-toggle[aria-pressed="true"] { color: var(--md-typeset-a-color); border-color: var(--md-typeset-a-color); background: var(--selection); }
.annual-controls { gap: .7rem; padding: 1rem; }
.annual-controls > button { align-self: end; font-size: .73rem; min-height: 2rem; }
.annual-field { display: flex; flex-direction: column; gap: .25rem; font-size: .73rem; flex: 1 1 7rem; min-width: 0; }
.md-typeset details.annual-select { position: relative; margin: 0; padding: 0; border: 0; border-radius: .4rem; background: var(--surface); box-shadow: none; font-size: inherit; }
.md-typeset .annual-select > summary { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin: 0; padding: .4rem .6rem; min-height: 2rem; border: 1px solid var(--line); border-radius: .4rem; background: var(--surface); font-weight: 400; cursor: pointer; }
.md-typeset .annual-select > summary::before { display: none; }
.md-typeset .annual-select > summary::after { position: static; content: ''; width: .3rem; height: .3rem; flex-shrink: 0; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; background: none; mask: none; transform: rotate(45deg); }
.annual-select > summary::-webkit-details-marker { display: none; }
.annual-options { position: absolute; top: calc(100% + .3rem); left: 0; z-index: 5; min-width: 100%; width: max-content; max-width: min(20rem, 80vw); max-height: 15rem; overflow-y: auto; padding: .3rem; border: 1px solid var(--line); border-radius: .45rem; background: var(--surface); box-shadow: 0 .3rem 1rem #0002; }
.annual-controls .annual-options label { flex-direction: row; align-items: center; gap: .45rem; padding: .3rem .5rem; border-radius: .25rem; cursor: pointer; }
.annual-controls .annual-options label:hover, .annual-controls .annual-options label:has(:checked) { background: var(--selection); }
.annual-controls .annual-options input { width: .75rem; height: .75rem; min-height: 0; margin: 0; accent-color: var(--md-typeset-a-color); flex-shrink: 0; }
.guide-outline, .guide-outline > .reading-section { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.guide-outline > h2, .guide-outline > .reading-section, .guide-outline > .reading-section > h2 { grid-column: 1 / -1; }
.md-typeset .guide-outline h2 { margin: 1rem 0 .25rem; border: 0; padding: 0; font-size: 1.1rem; }
.topic-card { border: 1px solid var(--line); border-radius: .65rem; background: var(--surface); padding: 0; }
.topic-card > a { display: block; padding: 1rem; height: 100%; color: var(--md-default-fg-color); }
.topic-card > a:hover { text-decoration: none; }
.topic-card:hover { border-color: var(--md-typeset-a-color); }
.topic-icon { display: block; width: 1.6rem; height: 1.6rem; text-align: center; margin-bottom: .6rem; background: var(--selection); color: var(--md-typeset-a-color); border-radius: .35rem; }
.topic-description { display: block; margin-top: .4rem; font-size: .72rem; color: var(--md-default-fg-color--light); }
.work-importance { display: inline-block; color: var(--md-typeset-a-color); background: var(--selection); border-radius: .25rem; padding: .12rem .5rem; font-size: .72rem; }
.work-schedules { border: 1px solid var(--line); background: var(--surface); border-radius: .5rem; padding: 0 1rem; }
.work-schedule { display: flex; flex-wrap: wrap; gap: .3rem 1rem; padding: .8rem 0; font-size: .75rem; }
.work-schedule + .work-schedule { border-top: 1px solid var(--line); }
.work-schedule strong { flex-basis: 100%; }
.work-schedule span { color: var(--md-default-fg-color--light); }
.historical-notice { font-size: .73rem; color: var(--md-default-fg-color--light); border-left: 2px solid var(--line); padding-left: .65rem; }
.md-typeset .work-index ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); list-style: none; gap: .8rem; margin-left: 0 !important; padding: 0; }
.work-index li { margin: 0 !important; }
.work-index li a { display: flex; align-items: center; justify-content: space-between; gap: .5rem; box-sizing: border-box; height: 100%; padding: .8rem 1rem; border: 1px solid var(--line); border-radius: .5rem; background: var(--surface); font-size: .8rem; }
.work-index li a::after { content: '↗'; color: var(--md-default-fg-color--light); }
.work-index li a:hover { border-color: var(--md-typeset-a-color); text-decoration: none; }
@media (max-width: 44em) {
  .current-grid, .guide-outline, .guide-outline > .reading-section, .md-typeset .work-index ul { grid-template-columns: minmax(0, 1fr); }
  .current-toggle { width: 2.2rem; height: 2.2rem; }
  .current-card { padding-right: 1rem; }
  .tree-toggle { min-width: 1.6rem; min-height: 2rem; }
}
@media print {
  .current-work, .current-toggle, .annual-controls, .role-controls { display: none !important; }
  .reading-section[hidden] { display: block !important; }
}