/* ============================================================
   WP Gang — Herodotus Docs — custom.css
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@400;600;700;800&family=Barlow+Condensed:wght@700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ─── Palette ───────────────────────────────────────────── */
:root {
  --wpg-bg:        #090f1c;
  --wpg-surface:   #0e1729;
  --wpg-card:      #111e33;
  --wpg-border:    #1b2d4f;
  --wpg-cyan:      #00aaff;
  --wpg-cyan-dim:  #0077cc;
  --wpg-cyan-glow: rgba(0,170,255,0.15);
  --wpg-white:     #e8f0ff;
  --wpg-muted:     #7a90b8;
  --wpg-grid:      rgba(27,45,79,0.55);
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color:        var(--wpg-bg);
  --md-default-fg-color:        var(--wpg-white);
  --md-default-fg-color--light: var(--wpg-muted);
  --md-primary-fg-color:        var(--wpg-cyan);
  --md-accent-fg-color:         var(--wpg-cyan);
  --md-typeset-color:           var(--wpg-white);
  --md-typeset-a-color:         var(--wpg-cyan);
  --md-code-bg-color:           #0b1628;
  --md-code-fg-color:           #a8d8ff;
}

/* ─── Body / grid background ────────────────────────────── */
body {
  background-color: var(--wpg-bg);
  background-image:
    linear-gradient(var(--wpg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--wpg-grid) 1px, transparent 1px);
  background-size: 40px 40px;
  background-attachment: fixed;
  font-family: 'Barlow', sans-serif;
}

/* ─── Header ────────────────────────────────────────────── */
.md-header {
  background: rgba(9,15,28,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--wpg-border);
  box-shadow: 0 0 30px rgba(0,170,255,0.06);
}

.md-header__inner {
  display: flex;
  align-items: center;
  gap: 0;
}

.md-header__button.md-logo img {
  height: 36px;
  width: auto;
}

.md-header__title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--wpg-white) !important;
  flex-shrink: 0;
}

/* wpgang.com button — next to search */
#wpgang-header-link {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--wpg-white) !important;
  text-decoration: none;
  border: 1px solid var(--wpg-border);
  border-radius: 4px;
  padding: 0 14px;
  height: 1.8rem;
  display: inline-flex;
  align-items: center;
  align-self: center;
  margin-right: 8px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

#wpgang-header-link:hover {
  border-color: var(--wpg-cyan);
  color: var(--wpg-cyan) !important;
  background: rgba(0, 170, 255, 0.08);
  text-shadow: none;
}

/* ─── Sidebar ────────────────────────────────────────────── */
.md-sidebar {
  background: transparent;
}

.md-sidebar__scrollwrap {
  padding-top: 0.5rem;
}

/* Section titles (top-level collapsed group labels) */
.md-nav--primary .md-nav__item--nested > .md-nav__link {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--wpg-white) !important;
  padding: 0.35rem 0.6rem;
}

/* Arrow icon on collapsible items */
.md-nav__icon {
  color: var(--wpg-muted);
  transition: transform 0.2s, color 0.15s;
}

.md-nav__item--nested:has(> .md-nav__toggle:checked) > .md-nav__link {
  color: var(--wpg-cyan) !important;
}

.md-nav__item--nested:has(> .md-nav__toggle:checked) > .md-nav__link .md-nav__icon {
  color: var(--wpg-cyan);
}

/* Child nav links */
.md-nav__link {
  font-family: 'Barlow', sans-serif;
  font-size: 0.83rem;
  font-weight: 400;
  color: var(--wpg-muted) !important;
  transition: color 0.15s;
  padding: 0.3rem 0.6rem;
}

.md-nav__link:hover {
  color: var(--wpg-white) !important;
}

.md-nav__link--active {
  color: var(--wpg-cyan) !important;
  font-weight: 700;
}

/* Closed by default — handled by MkDocs natively without navigation.expand */
.md-nav__title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wpg-muted);
}

/* ─── Main content ───────────────────────────────────────── */
.md-content {
  background: transparent;
}

/* ─── Typography ─────────────────────────────────────────── */
.md-typeset h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 2.4rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--wpg-white);
  border-bottom: 1px solid var(--wpg-border);
  padding-bottom: 0.5rem;
  margin-bottom: 0.4rem;
}

.md-typeset h1::after {
  content: '';
  display: block;
  width: 56px;
  height: 3px;
  background: var(--wpg-cyan);
  box-shadow: 0 0 12px var(--wpg-cyan);
  margin-top: 0.5rem;
  margin-bottom: 1.2rem;
}

.md-typeset h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--wpg-white);
  border-left: 3px solid var(--wpg-cyan);
  padding-left: 0.8rem;
  margin-top: 2.5rem;
}

.md-typeset h3 {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--wpg-cyan);
  margin-top: 1.8rem;
}

.md-typeset h4 {
  font-weight: 600;
  color: var(--wpg-white);
}

.md-typeset p, .md-typeset li {
  color: var(--wpg-muted);
  line-height: 1.75;
}

.md-typeset strong {
  color: var(--wpg-white);
  font-weight: 700;
}

/* ─── Links ──────────────────────────────────────────────── */
.md-typeset a {
  color: var(--wpg-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s, text-shadow 0.15s;
}

.md-typeset a:hover {
  border-bottom-color: var(--wpg-cyan);
  text-shadow: 0 0 8px var(--wpg-cyan);
}

/* ─── Code ───────────────────────────────────────────────── */
.md-typeset code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82em;
  background: #0b1628;
  color: var(--wpg-cyan);
  border: 1px solid var(--wpg-border);
  border-radius: 3px;
  padding: 0.1em 0.4em;
}

.md-typeset pre {
  background: #070d1a !important;
  border: 1px solid var(--wpg-border);
  border-left: 3px solid var(--wpg-cyan);
  border-radius: 4px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

.md-typeset pre code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.83em;
  background: transparent;
  border: none;
  color: #a8d8ff;
  padding: 0;
}

/* ─── Tables ─────────────────────────────────────────────── */
.md-typeset table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.87em;
}

.md-typeset table th {
  background: var(--wpg-card);
  color: var(--wpg-cyan);
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 0.73rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--wpg-border);
  padding: 0.7rem 1rem;
}

.md-typeset table td {
  border: 1px solid var(--wpg-border);
  padding: 0.6rem 1rem;
  color: var(--wpg-muted);
  background: var(--wpg-surface);
}

.md-typeset table tr:hover td {
  background: var(--wpg-card);
  color: var(--wpg-white);
}

/* ─── Admonitions ────────────────────────────────────────── */
.md-typeset .admonition,
.md-typeset details {
  background: var(--wpg-card);
  border: 1px solid var(--wpg-border);
  border-left: 3px solid var(--wpg-cyan);
  border-radius: 4px;
}

.md-typeset .admonition-title,
.md-typeset summary {
  background: rgba(0,170,255,0.08);
  color: var(--wpg-cyan);
  font-weight: 700;
}

.md-typeset .admonition.warning {
  border-left-color: #ffaa00;
}

.md-typeset .admonition.warning .admonition-title {
  color: #ffaa00;
  background: rgba(255,170,0,0.08);
}

/* ─── Blockquote ─────────────────────────────────────────── */
.md-typeset blockquote {
  border-left: 3px solid var(--wpg-cyan);
  background: var(--wpg-cyan-glow);
  padding: 0.8rem 1.2rem;
  border-radius: 0 4px 4px 0;
  margin: 1rem 0;
}

.md-typeset blockquote p {
  color: var(--wpg-white);
  margin: 0;
}

/* ─── Search ─────────────────────────────────────────────── */
.md-search__input {
  background: var(--wpg-card);
  border: 1px solid var(--wpg-border);
  color: var(--wpg-white);
  font-family: 'Barlow', sans-serif;
}

.md-search__input::placeholder {
  color: var(--wpg-muted);
}

.md-search__input:focus {
  border-color: var(--wpg-cyan);
  box-shadow: 0 0 0 2px var(--wpg-cyan-glow);
}

/* ─── Footer ─────────────────────────────────────────────── */
.md-footer {
  background: rgba(9,15,28,0.98);
  border-top: 1px solid var(--wpg-border);
}

.md-footer-meta {
  background: transparent;
}

/* ─── TOC right sidebar ──────────────────────────────────── */
.md-nav--secondary .md-nav__link {
  font-size: 0.78rem;
  color: var(--wpg-muted) !important;
}

.md-nav--secondary .md-nav__link--active {
  color: var(--wpg-cyan) !important;
}

/* ─── HR ─────────────────────────────────────────────────── */
.md-typeset hr {
  border-color: var(--wpg-border);
  margin: 2rem 0;
}

/* ─── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--wpg-bg); }
::-webkit-scrollbar-thumb { background: var(--wpg-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--wpg-cyan-dim); }

/* ─── Hide sidebar nav title ─────────────────────────────── */
.md-nav--primary > .md-nav__title,
.md-sidebar--primary .md-nav__title[for="__drawer"] {
  display: none !important;
}


/* ─── Single top-level pages match group header style ───── */
.md-nav__item:not(.md-nav__item--nested) > a.md-nav__link {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--wpg-white) !important;
  padding: 0.35rem 0.6rem;
}

.md-nav__item:not(.md-nav__item--nested) > a.md-nav__link:hover {
  color: var(--wpg-cyan) !important;
}

.md-nav__item:not(.md-nav__item--nested) > a.md-nav__link.md-nav__link--active {
  color: var(--wpg-cyan) !important;
}