/* HPC Field Manual: long-form documentation in the site's Forest Ranger palette */

.doc-hero {
  padding: 90px 20px 70px;
}

.doc-hero h1 {
  font-size: 3rem;
}

.doc-hero h2 {
  font-size: 1.3rem;
}

.doc-kicker {
  font-family: var(--font-tech);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.85rem !important;
  color: var(--primary) !important;
  margin-bottom: 10px !important;
}

/* Section navigation strip */
.doc-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 17, 13, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border-color);
}

.doc-nav .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  padding: 12px 20px;
}

.doc-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-tech);
  font-size: 0.85rem;
  padding: 6px 14px;
  border: 1px solid transparent;
  border-radius: 20px;
  transition: all 0.2s;
}

.doc-nav a:hover {
  color: var(--accent);
  border-color: var(--border-color);
}

.doc-nav a.active {
  color: var(--bg-deep);
  background: var(--accent);
  border-color: var(--accent);
}

/* Layout: sticky table of contents + article */
.doc-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.doc-layout-single {
  grid-template-columns: minmax(0, 1fr);
  max-width: 860px;
}

.doc-toc {
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 20px;
}

.doc-toc {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
}

.doc-toc::-webkit-scrollbar {
  width: 6px;
}

.doc-toc::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.doc-toc h4 {
  margin: 0 0 12px;
  color: var(--accent);
  font-family: var(--font-tech);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.doc-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.doc-toc li {
  margin: 0 0 6px;
}

.doc-toc a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.doc-toc a:hover {
  color: var(--accent);
}

/* Article typography */
.doc-content {
  color: var(--text-muted);
  font-size: 1.02rem;
  min-width: 0;
}

.doc-content h2 {
  color: var(--accent);
  font-size: 1.6rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  margin: 2.2em 0 0.8em;
  scroll-margin-top: 80px;
}

.doc-content > h2:first-child {
  margin-top: 0;
}

.doc-content h3 {
  color: var(--text-main);
  font-size: 1.25rem;
  margin: 1.8em 0 0.6em;
  scroll-margin-top: 80px;
}

.doc-content h4,
.doc-content h5,
.doc-content h6 {
  color: var(--text-main);
  font-family: var(--font-tech);
  margin: 1.5em 0 0.5em;
  scroll-margin-top: 80px;
}

.doc-content h4 {
  font-size: 1.08rem;
}

.doc-content h5 {
  font-size: 1rem;
  color: var(--accent);
}

.doc-content h6 {
  font-size: 0.95rem;
  color: var(--primary);
}

.doc-content strong {
  color: var(--text-main);
}

.doc-content a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dotted var(--accent-glow);
}

.doc-content a:hover {
  color: var(--text-main);
  border-bottom-color: var(--text-main);
}

.doc-content ul,
.doc-content ol {
  padding-left: 1.4em;
}

.doc-content li {
  margin: 0.25em 0;
}

.doc-content li::marker {
  color: var(--primary);
}

.doc-content blockquote {
  margin: 1.5em 0;
  padding: 15px 20px;
  background: var(--bg-surface-alt);
  border-left: 4px solid var(--accent);
  border-radius: 0 6px 6px 0;
}

.doc-content blockquote p {
  margin: 0;
}

.doc-content code {
  font-family: var(--font-tech);
  background: var(--bg-deep);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 0.9em;
  color: var(--text-main);
}

.doc-content pre {
  background: #0b1310;
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--primary);
  border-radius: 6px;
  padding: 0;
  overflow-x: auto;
  margin: 1.2em 0;
}

.doc-content pre code {
  display: block;
  border: 0;
  background: transparent !important;
  padding: 16px 20px;
  font-size: 0.88rem;
  line-height: 1.55;
}

.doc-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.2em 0;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}

.doc-content th,
.doc-content td {
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
}

.doc-content th {
  background: var(--bg-surface-alt);
  color: var(--accent);
  font-family: var(--font-tech);
}

.doc-content tr:nth-child(even) td {
  background: rgba(23, 42, 31, 0.4);
}

/* Embedded decks and videos */
.embed {
  position: relative;
  padding-top: 59.3%;
  margin: 1.2em 0 2em;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-deep);
}

.embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.embed-cast {
  margin: 1.2em 0 2em;
}

.embed-missing {
  font-family: var(--font-tech);
  font-size: 0.9rem;
  color: var(--text-muted);
  border: 1px dashed var(--border-color);
  border-radius: 6px;
  padding: 14px 18px;
}

.embed-missing i {
  color: var(--accent);
  margin-right: 6px;
}

/* Field manual landing page */
.manual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.manual-card {
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 25px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.manual-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.manual-card i {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 15px;
}

.manual-card h4 {
  color: var(--text-main);
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.manual-card p {
  color: var(--text-muted);
  margin: 0 0 15px;
  flex-grow: 1;
  font-size: 0.95rem;
}

.manual-card span {
  color: var(--accent);
  font-family: var(--font-tech);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.manual-intro {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.manual-roadmap {
  max-width: 800px;
  margin: 50px auto 0;
  background: var(--bg-surface-alt);
  border-left: 4px solid var(--accent);
  border-radius: 0 6px 6px 0;
  padding: 25px 30px;
  color: var(--text-muted);
}

.manual-roadmap h4 {
  margin-top: 0;
  color: var(--accent);
  font-family: var(--font-tech);
}

.manual-roadmap ul {
  columns: 2;
  margin: 0;
}

@media (max-width: 900px) {
  .doc-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .doc-toc {
    position: static;
    max-height: none;
  }
  .manual-roadmap ul {
    columns: 1;
  }
}

/* 2026 edition: part headings and chapter pager */
.manual-part {
  color: var(--accent);
  font-family: var(--font-tech);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 1rem;
  margin: 45px 0 0;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.manual-grid {
  margin-top: 20px;
}

.doc-pager {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 60px;
  padding-top: 25px;
  border-top: 1px solid var(--border-color);
}

.doc-pager a {
  display: flex;
  flex-direction: column;
  max-width: 48%;
  padding: 14px 18px;
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-main) !important;
  border-bottom: 1px solid var(--border-color) !important;
  text-decoration: none;
  transition: all 0.2s;
}

.doc-pager a:hover {
  border-color: var(--accent) !important;
}

.doc-pager span {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent);
}

.doc-pager .pager-next {
  text-align: right;
  margin-left: auto;
}

.doc-content ol.sources {
  font-size: 0.88rem;
}

.doc-content ol.sources li {
  margin: 4px 0;
  word-break: break-word;
}

.doc-content .sources li:target {
  background: var(--bg-surface-alt);
  outline: 1px solid var(--accent);
}