/* LastHUD documentation — standalone site (not bundled with the app) */

:root {
  --bg: #0d1117;
  --surface: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --accent-dim: #388bfd66;
  --code-bg: #21262d;
  --success: #3fb950;
  --warning: #d29922;
  --font-sans: system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace;
  --sidebar-w: 280px;
  --max-content: 52rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.doc-layout {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
}

@media (min-width: 960px) {
  .doc-layout {
    grid-template-columns: var(--sidebar-w) 1fr;
  }
}

.doc-sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  max-height: 100vh;
  overflow-y: auto;
  padding: 1.25rem 1rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  z-index: 10;
}

@media (min-width: 960px) {
  .doc-sidebar {
    border-bottom: none;
    border-right: 1px solid var(--border);
    min-height: 100vh;
  }
}

.doc-brand {
  display: block;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.doc-brand:hover {
  text-decoration: none;
  color: var(--accent);
}

.doc-brand-sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.doc-nav details {
  margin-bottom: 0.5rem;
}

.doc-nav summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  list-style: none;
}
.doc-nav summary::-webkit-details-marker {
  display: none;
}

.doc-nav ul {
  margin: 0.5rem 0 0.75rem 0.5rem;
  padding: 0;
  list-style: none;
}

.doc-nav li {
  margin: 0.15rem 0;
}

.doc-nav a {
  display: block;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  font-size: 0.92rem;
  color: var(--text);
}
.doc-nav a:hover {
  background: var(--code-bg);
  text-decoration: none;
}
.doc-nav a.is-active {
  background: var(--accent-dim);
  color: var(--accent);
}

.doc-main {
  padding: 1.5rem 1.25rem 4rem;
  max-width: calc(var(--max-content) + 3rem);
}

@media (min-width: 960px) {
  .doc-main {
    padding: 2.5rem 2.5rem 5rem;
  }
}

.doc-page-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.doc-lead {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0 0 2rem;
  max-width: 42rem;
}

.doc-section {
  margin-bottom: 2.75rem;
  scroll-margin-top: 1rem;
}

.doc-section h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.doc-section h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.65rem;
  color: var(--text);
}

.doc-section h4 {
  font-size: 0.98rem;
  font-weight: 600;
  margin: 1.25rem 0 0.5rem;
  color: var(--muted);
}

.doc-section p {
  margin: 0 0 0.85rem;
}

.doc-section ul,
.doc-section ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

.doc-section li {
  margin: 0.35rem 0;
}

.doc-callout {
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  background: var(--surface);
  border-radius: 0 8px 8px 0;
  font-size: 0.95rem;
}

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

code,
.doc-code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

pre.doc-pre {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  margin: 1rem 0;
  line-height: 1.5;
}

.doc-table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
}

table.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

table.doc-table th,
table.doc-table td {
  border: 1px solid var(--border);
  padding: 0.55rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

table.doc-table th {
  background: var(--surface);
  font-weight: 600;
}

.doc-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2em 0.5em;
  border-radius: 4px;
  background: var(--surface);
  color: var(--muted);
  border: 1px solid var(--border);
}

.doc-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}