:root {
  --manual-ink: #25313a;
  --manual-heading: #172b3a;
  --manual-muted: #66727c;
  --manual-border: #e5e7e6;
  --manual-paper: #faf9f6;
  --manual-surface: #ffffff;
  --manual-soft: #f3f5f5;
  --manual-accent: #176b87;
  --manual-accent-dark: #0f5269;
  --manual-accent-soft: #eaf4f6;
  --manual-focus: #b54e2d;
}

html {
  scroll-padding-top: 5rem;
}

body {
  color: var(--manual-ink);
  background: var(--manual-paper);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 17px;
  line-height: 1.8;
}

p,
ul,
ol {
  margin-bottom: 1.15rem;
}

a {
  color: var(--manual-accent);
  text-underline-offset: 0.2em;
  text-decoration-thickness: 0.07em;
}

a:hover {
  color: var(--manual-accent-dark);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--manual-focus);
  outline-offset: 3px;
  border-radius: 0.25rem;
}

h1,
h2,
h3 {
  color: var(--manual-heading);
  font-weight: 700;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

h1,
.quarto-title-block .title {
  font-size: clamp(2.15rem, 4vw, 2.5rem);
  line-height: 1.22;
}

h2 {
  margin-top: 3.75rem;
  margin-bottom: 1.2rem;
  padding-top: 0;
  border-top: 0;
  border-bottom: 0;
  font-size: clamp(1.55rem, 2.5vw, 1.75rem);
  line-height: 1.35;
}

h3 {
  margin-top: 2.25rem;
  font-size: 1.28rem;
  line-height: 1.45;
}

main.content {
  padding-top: 2.75rem;
  padding-bottom: 5rem;
}

main.content:has(.manual-home) > #title-block-header {
  display: none;
}

.navbar,
.sidebar,
.quarto-title-banner,
.page-footer {
  background: var(--manual-paper);
}

.navbar {
  min-height: 60px;
  border-bottom: 1px solid var(--manual-border);
  box-shadow: none;
}

.navbar-brand {
  color: var(--manual-heading);
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: 0.01em;
}

.navbar-nav .nav-link {
  color: #4f5f69;
  font-size: 0.92rem;
  font-weight: 600;
}

.navbar-nav .nav-link.active,
.navbar-nav .nav-link:hover {
  color: var(--manual-accent-dark);
}

.navbar #quarto-search.type-overlay .aa-Autocomplete svg.aa-SubmitIcon {
  color: var(--manual-muted);
}

.quarto-title-breadcrumbs .breadcrumb-item,
.quarto-title-breadcrumbs .breadcrumb-item a {
  color: #56626b !important;
}

.sidebar {
  border-right: 1px solid var(--manual-border);
  background: #f8f7f3;
}

#quarto-sidebar .sidebar-menu-container {
  padding: 1.35rem 0.7rem 3rem;
}

.sidebar-navigation .sidebar-item-container {
  margin: 0.08rem 0;
}

.sidebar-navigation .sidebar-item-text {
  color: #52616b;
  font-size: 0.87rem;
  line-height: 1.45;
}

.sidebar-navigation .sidebar-item-section > .sidebar-item-container > .sidebar-link {
  color: #33444f;
  font-weight: 650;
}

.sidebar-navigation .sidebar-item-container .sidebar-link {
  position: relative;
  padding-top: 0.42rem;
  padding-bottom: 0.42rem;
  border-radius: 0.38rem;
}

.sidebar-navigation .sidebar-item-container .sidebar-link.active {
  color: var(--manual-accent-dark);
  background: var(--manual-accent-soft);
  font-weight: 700;
}

.sidebar-navigation .sidebar-item-container .sidebar-link.active::before {
  position: absolute;
  top: 0.38rem;
  bottom: 0.38rem;
  left: -0.5rem;
  width: 2px;
  content: "";
  background: var(--manual-accent);
  border-radius: 2px;
}

.sidebar-navigation .sidebar-link:hover {
  color: var(--manual-accent-dark);
  background: rgba(234, 244, 246, 0.62);
}

.sidebar-item-toggle {
  color: #97a0a6;
}

#quarto-margin-sidebar {
  padding-top: 2.85rem;
}

#quarto-margin-sidebar .toc-title {
  margin: 0 0 0.7rem;
  color: #4f5f69;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

#TOC .nav-link {
  padding: 0.24rem 0 0.24rem 0.85rem;
  color: var(--manual-muted);
  border-left: 1px solid var(--manual-border);
  font-size: 0.82rem;
  line-height: 1.5;
}

#TOC .nav-link:hover,
#TOC .nav-link.active {
  color: var(--manual-accent-dark);
  border-left: 2px solid var(--manual-accent);
  font-weight: 650;
}

.manual-home {
  width: min(calc(100% - 3rem), 1180px);
  margin: 0 auto;
}

.manual-home h2 {
  max-width: 18ch;
}

.manual-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: clamp(3rem, 7vw, 6.5rem);
  align-items: center;
  min-height: min(720px, calc(100vh - 60px));
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-bottom: 1px solid var(--manual-border);
}

.manual-hero-copy {
  max-width: 43rem;
}

.manual-hero h1 {
  max-width: none;
  margin: 0.35rem 0 0.45rem;
  color: var(--manual-heading);
  font-size: clamp(3rem, 4.4vw, 3.8rem);
  font-weight: 780;
  line-height: 1.08;
  letter-spacing: -0.055em;
  white-space: nowrap;
}

.manual-hero-copy > p:not(.manual-eyebrow, .manual-subtitle, .manual-byline, .manual-facts, .manual-views) {
  max-width: 38rem;
  color: #44545e;
  font-size: 1.05rem;
  line-height: 1.8;
}

.manual-eyebrow {
  margin: 0;
  color: var(--manual-accent);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.manual-subtitle {
  margin: 0 0 1.5rem;
  color: #52626c;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 550;
  letter-spacing: -0.02em;
}

.manual-hero .btn {
  margin: 0.65rem 0.55rem 1.1rem 0;
  padding: 0.72rem 1.15rem;
  border-radius: 0.45rem;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.manual-hero .btn-primary {
  color: #fff;
  background: var(--manual-accent);
  border-color: var(--manual-accent);
}

.manual-hero .btn-primary:hover {
  background: var(--manual-accent-dark);
  border-color: var(--manual-accent-dark);
}

.manual-hero .btn-secondary {
  color: var(--manual-heading);
  background: transparent;
  border-color: #b9c2c5;
}

.manual-hero .btn-secondary:hover {
  color: var(--manual-accent-dark);
  background: var(--manual-accent-soft);
  border-color: #9ab8c1;
}

.manual-byline,
.manual-facts,
.manual-views {
  margin: 0.25rem 0 0;
  color: var(--manual-muted);
  font-size: 0.82rem;
}

.manual-facts {
  margin-top: 0.05rem;
}

.manual-hero-preview {
  position: relative;
  min-height: 440px;
}

.manual-preview-card {
  position: absolute;
  width: min(94%, 470px);
  margin: 0;
  padding: 0.55rem;
  overflow: hidden;
  background: var(--manual-surface);
  border: 1px solid #d9dedf;
  border-radius: 0.8rem;
  box-shadow: 0 1.2rem 2.8rem rgba(36, 54, 64, 0.12);
}

.manual-preview-card-back {
  top: 0;
  right: 0;
  transform: rotate(1.8deg);
}

.manual-preview-card-front {
  bottom: 0;
  left: 0;
  transform: rotate(-1.4deg);
}

.manual-preview-card figure,
.manual-preview-card p {
  margin: 0;
}

.manual-preview-card img {
  display: block;
  width: 100%;
  height: 235px;
  object-fit: cover;
  object-position: top;
  border-radius: 0.5rem;
}

.manual-preview-card figcaption {
  padding: 0.55rem 0.25rem 0.15rem;
  color: var(--manual-muted);
  font-size: 0.76rem;
}

.manual-project-grid,
.manual-guide-grid,
.manual-directory-grid {
  display: grid;
  gap: 1.2rem;
  margin-top: 2rem;
}

.manual-project-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.manual-project-card {
  grid-column: span 2;
}

.manual-project-card:nth-last-child(-n + 2) {
  grid-column: span 3;
}

.manual-project-card,
.manual-guide-card,
.manual-directory-card {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--manual-border);
  border-radius: 0.75rem;
}

.manual-project-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.manual-project-number {
  margin: 0;
  padding: 1rem 1.2rem 0.8rem;
  color: var(--manual-accent);
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.manual-project-card figure,
.manual-project-card figure p {
  margin: 0;
}

.manual-project-card img {
  display: block;
  width: 100%;
  height: 165px;
  object-fit: cover;
  object-position: top;
  border-top: 1px solid var(--manual-border);
  border-bottom: 1px solid var(--manual-border);
}

.manual-project-card figcaption {
  padding: 0.45rem 1.2rem 0;
  color: var(--manual-muted);
  font-size: 0.72rem;
  line-height: 1.45;
}

.manual-project-card h3 {
  margin: 1rem 1.2rem 0.55rem;
  font-size: 1.08rem;
  letter-spacing: -0.015em;
}

.manual-project-card h3 a,
.manual-directory-card h3 a {
  color: var(--manual-heading);
  text-decoration: none;
}

.manual-project-card h3 a:hover,
.manual-directory-card h3 a:hover {
  color: var(--manual-accent-dark);
}

.manual-project-card > p:not(.manual-project-number, .manual-project-result) {
  margin: 0;
  padding: 0 1.2rem;
  color: #52616b;
  font-size: 0.91rem;
  line-height: 1.7;
}

.manual-project-result {
  margin: auto 1.2rem 1.2rem;
  padding-top: 1rem;
  color: var(--manual-accent-dark);
  font-size: 0.79rem;
  font-weight: 700;
}

.manual-guide-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.manual-guide-card {
  padding: 1.35rem 1.4rem 1.25rem;
}

.manual-guide-card p:last-child {
  margin-bottom: 0;
  color: #52616b;
  font-size: 0.92rem;
}

.manual-guide-label {
  margin: 0 0 0.55rem;
  color: var(--manual-heading);
  font-size: 1rem;
  font-weight: 750;
}

.manual-directory-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.manual-directory-card {
  padding: 1.2rem 1.35rem 1rem;
}

.manual-directory-card h3 {
  margin: 0 0 0.7rem;
  font-size: 1.02rem;
}

.manual-directory-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.manual-directory-card li {
  margin: 0.18rem 0;
  color: var(--manual-muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.manual-directory-card li a {
  color: #56656f;
  text-decoration-color: transparent;
}

.manual-directory-card li a:hover {
  color: var(--manual-accent-dark);
  text-decoration-color: currentColor;
}

.manual-home-closing {
  margin: 2.5rem 0 0;
  padding: 1.25rem 1.5rem;
  text-align: center;
  background: var(--manual-accent-soft);
  border-radius: 0.7rem;
  font-size: 0.9rem;
}

blockquote.blockquote {
  margin: 1.5rem 0;
  padding: 0.9rem 1.1rem;
  color: #40525c;
  background: var(--manual-accent-soft);
  border-left: 3px solid var(--manual-accent);
}

blockquote.blockquote p {
  color: inherit;
}

code {
  color: #24414f;
  background: var(--manual-soft);
}

pre {
  background: var(--manual-soft);
  border-color: var(--manual-border);
  border-radius: 0.55rem;
}

table {
  width: 100%;
}

.table-responsive,
main.content > table {
  overflow-x: auto;
}

figure img {
  border: 1px solid var(--manual-border);
  border-radius: 0.55rem;
}

figcaption,
.figure-caption {
  color: var(--manual-muted);
}

.page-navigation {
  gap: 1rem;
  margin-top: 4rem;
}

.page-navigation .nav-page {
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--manual-border);
  border-radius: 0.65rem;
}

.page-navigation .nav-page-text,
.page-footer {
  color: var(--manual-muted);
}

.page-footer {
  border-top: 1px solid var(--manual-border);
  font-size: 0.82rem;
}

@media (max-width: 1279.98px) {
  #quarto-margin-sidebar {
    display: none;
  }
}

@media (max-width: 991.98px) {
  main.content {
    padding-top: 2rem;
  }

  .manual-home {
    width: min(calc(100% - 2rem), 760px);
  }

  .manual-hero {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    min-height: auto;
    padding: 4.5rem 0;
  }

  .manual-hero-preview {
    min-height: 390px;
  }

  .manual-project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .manual-project-card,
  .manual-project-card:nth-last-child(-n + 2) {
    grid-column: auto;
  }

  .manual-guide-grid {
    grid-template-columns: 1fr;
  }

  .sidebar-note.column-margin {
    width: auto;
    margin: 1rem 0;
  }
}

@media (max-width: 767.98px) {
  body {
    font-size: 16px;
    line-height: 1.72;
  }

  h2 {
    margin-top: 3rem;
  }

  h1,
  .quarto-title-block .title {
    font-size: 2rem;
  }

  .manual-home {
    width: min(calc(100% - 1.5rem), 680px);
  }

  .manual-hero {
    padding: 3.5rem 0 4rem;
  }

  .manual-hero h1 {
    font-size: clamp(2.25rem, 10vw, 3rem);
  }

  .manual-hero-preview {
    display: grid;
    gap: 1rem;
    min-height: auto;
  }

  .manual-preview-card {
    position: static;
    width: 100%;
    transform: none;
  }

  .manual-preview-card-back {
    display: none;
  }

  .manual-preview-card img {
    height: auto;
    max-height: 360px;
  }

  .manual-project-grid,
  .manual-directory-grid {
    grid-template-columns: 1fr;
  }

  .manual-project-card img {
    height: auto;
    max-height: 250px;
  }

  .page-navigation {
    display: grid;
  }
}

@media (max-width: 575.98px) {
  .manual-hero .btn {
    display: block;
    width: 100%;
    margin: 0.55rem 0 0;
  }

  .manual-byline {
    margin-top: 1rem;
  }

  .manual-home-closing {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}