/* ==========================================================================
   PD HUB — DEVELOPER DOCS PORTAL THEME
   Loaded exclusively by admin/index.html
   ========================================================================== */

.dev-docs-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 10px;
}

.dev-docs-sidebar {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 16px;
  position: sticky;
  top: 80px;
  box-shadow: 0 4px 16px rgba(0, 26, 78, 0.04);
}

.dev-docs-sidebar-header {
  padding-bottom: 12px;
  border-bottom: 1px solid #edf2f7;
  margin-bottom: 12px;
}

.dev-docs-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-navy);
  background: rgba(0, 48, 135, 0.08);
  padding: 3px 8px;
  border-radius: 6px;
  display: inline-block;
}

.dev-docs-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dev-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 10px;
  color: #334155;
  font-size: 0.88rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
}

.dev-nav-item i {
  font-size: 1.15rem;
  color: #64748b;
  transition: color 0.15s ease;
}

.dev-nav-item:hover {
  background: #f8fafc;
  color: var(--c-deep-navy);
}

.dev-nav-item:hover i {
  color: var(--c-navy);
}

.dev-nav-item.active {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: var(--c-navy);
}

.dev-nav-item.active i {
  color: var(--c-navy);
}

.dev-docs-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid #edf2f7;
  font-size: 0.78rem;
  color: #64748b;
}

.dev-docs-content {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 32px;
  min-height: 600px;
  box-shadow: 0 4px 16px rgba(0, 26, 78, 0.04);
  overflow-x: auto;
  position: relative;
}

.dev-docs-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  font-weight: 600;
  color: var(--c-navy);
}

/* Markdown typography & styling */
.markdown-body {
  color: #1e293b;
  line-height: 1.7;
  font-size: 0.95rem;
  transition: opacity 0.2s ease;
}

.markdown-body h1 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--c-deep-navy) !important;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #e2e8f0;
  margin-top: 0;
  margin-bottom: 1.25rem;
}

.markdown-body h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-deep-navy) !important;
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid #edf2f7;
}

.markdown-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #1e293b !important;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol {
  margin-bottom: 1.1rem;
}

.markdown-body ul,
.markdown-body ol {
  padding-left: 1.5rem;
}

.markdown-body li {
  margin-bottom: 0.4rem;
}

.markdown-body table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.5rem 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #cbd5e1;
  font-size: 0.88rem;
}

.markdown-body table th {
  background: #f1f5f9;
  color: var(--c-deep-navy);
  font-weight: 700;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid #cbd5e1;
  border-right: 1px solid #e2e8f0;
}

.markdown-body table th:last-child {
  border-right: none;
}

.markdown-body table td {
  padding: 10px 14px;
  border-bottom: 1px solid #e2e8f0;
  border-right: 1px solid #e2e8f0;
  vertical-align: top;
}

.markdown-body table td:last-child {
  border-right: none;
}

.markdown-body table tr:nth-child(even) td {
  background: #f8fafc;
}

.markdown-body table tr:hover td {
  background: #f1f5f9;
}

.markdown-body code:not([class*="language-"]) {
  background: #f1f5f9;
  color: #0f172a;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.85em;
  font-family:
    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    monospace;
  border: 1px solid #e2e8f0;
}

.markdown-body pre {
  background: #1e1e2e !important;
  border-radius: 12px;
  padding: 1rem 1.25rem !important;
  margin: 1.25rem 0;
  overflow-x: auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border: 1px solid #2e2e42;
}

.markdown-body pre code {
  font-family:
    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    monospace !important;
  font-size: 0.85rem !important;
  line-height: 1.5 !important;
  color: #f8f8f2;
}

.markdown-body blockquote {
  margin: 1.25rem 0;
  padding: 12px 18px;
  background: #f8fafc;
  border-left: 4px solid var(--c-navy);
  border-radius: 0 10px 10px 0;
  color: #334155;
}

.markdown-body blockquote p:last-child {
  margin-bottom: 0;
}

/* Mermaid Diagram visual styling */
.mermaid {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 20px;
  margin: 1.5rem 0;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: auto;
}

.mermaid svg {
  max-width: 100% !important;
  height: auto !important;
}

@media (max-width: 991px) {
  .dev-docs-container {
    grid-template-columns: 1fr;
  }
  .dev-docs-sidebar {
    position: static;
    top: 0;
  }
  .dev-docs-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 8px;
  }
}