/* ============================================================
   VenHub Developer Portal — Documentation Styles
   ============================================================ */

.docs-layout {
  display: flex;
  min-height: calc(100vh - var(--nav-height));
}

/* ============================================================
   Sidebar
   ============================================================ */

.docs-sidebar {
  width: 272px;
  flex-shrink: 0;
  border-right: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
  view-transition-name: docs-sidebar;
}

.docs-sidebar::-webkit-scrollbar { width: 4px; }
.docs-sidebar::-webkit-scrollbar-track { background: transparent; }
.docs-sidebar::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 2px; }

.sidebar-section {
  margin-bottom: 28px;
}

.sidebar-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  padding: 0 8px;
  margin-bottom: 6px;
}

.sidebar-nav { list-style: none; }

.sidebar-nav li a {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 8px;
  padding: 7px 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.12s;
}

.sidebar-nav li a .sidebar-link-text {
  min-width: 0;
  overflow-wrap: break-word;
  line-height: 1.4;
  padding-top: 1px;
}

.sidebar-nav li a:hover {
  color: var(--color-primary);
  background: rgba(79, 70, 229, 0.07);
  text-decoration: none;
}

.sidebar-nav li a.active {
  color: var(--color-primary);
  background: rgba(79, 70, 229, 0.1);
  font-weight: 600;
}

.sidebar-nav li a .method-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.method-get { background: rgba(16, 185, 129, 0.12); color: #059669; }
.method-post { background: rgba(79, 70, 229, 0.12); color: var(--color-primary); }
.method-put { background: rgba(245, 158, 11, 0.12); color: #B45309; }
.method-delete { background: rgba(239, 68, 68, 0.12); color: #DC2626; }

/* ============================================================
   Main Content
   ============================================================ */

.docs-content {
  flex: 1;
  min-width: 0;
  padding: 40px 48px;
  max-width: 860px;
}

/* ============================================================
   Documentation Content Styles
   ============================================================ */

.docs-page-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}

.docs-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.docs-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.docs-breadcrumb a:hover { color: var(--color-primary); }

.docs-breadcrumb .sep { color: var(--color-border); }

.docs-page-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--color-text);
  margin-bottom: 12px;
}

.docs-page-desc {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Endpoint blocks */
.endpoint-block {
  margin-bottom: 64px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.endpoint-block:last-child {
  border-bottom: none;
}

.endpoint-header {
  margin-bottom: 24px;
}

.endpoint-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.endpoint-method {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

.endpoint-path {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.3px;
}

.endpoint-desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Meta table */
.endpoint-meta {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 20px 0 28px;
}

.endpoint-meta-row {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-border-subtle);
  font-size: 13px;
}

.endpoint-meta-row:last-child { border-bottom: none; }

.endpoint-meta-key {
  width: 160px;
  flex-shrink: 0;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
}

.endpoint-meta-val {
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
}

.endpoint-meta-val.url-val {
  color: var(--color-primary);
  word-break: break-all;
}

.scope-badge {
  display: inline-block;
  background: rgba(6, 182, 212, 0.1);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* Section headings in docs */
.docs-section-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin: 28px 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.docs-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* Tables */
.docs-table-wrapper {
  overflow-x: auto;
  margin: 0 0 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.docs-table thead {
  background: var(--color-bg-subtle);
}

.docs-table th {
  text-align: left;
  padding: 10px 16px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.docs-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text-secondary);
  vertical-align: top;
}

.docs-table tr:last-child td { border-bottom: none; }

.docs-table td code,
.docs-table th code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--color-bg-muted);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--color-text);
}

.docs-table td .required-badge {
  display: inline-block;
  background: rgba(239, 68, 68, 0.08);
  color: var(--color-error);
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
}

.docs-table td .optional-badge {
  display: inline-block;
  background: var(--color-bg-muted);
  color: var(--color-text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 3px;
}

/* Code blocks */
.code-example {
  background: var(--color-code-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0 0 24px;
}

.code-example-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
}

.code-example-lang {
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.copy-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.5);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.copy-btn:hover {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.8);
}

.copy-btn.copied {
  border-color: var(--color-success);
  color: var(--color-success);
}

.code-example pre {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  overflow-x: auto;
  color: #E2E8F0;
  margin: 0;
}

/* Syntax highlighting */
.tok-k { color: #C084FC; }   /* keyword */
.tok-s { color: #86EFAC; }   /* string */
.tok-n { color: #93C5FD; }   /* name/key */
.tok-c { color: #6B7280; font-style: italic; } /* comment */
.tok-nb { color: #FCA5A5; }  /* number */

/* Callout boxes */
.callout {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  margin: 20px 0;
  font-size: 14px;
  line-height: 1.6;
}

.callout.info {
  background: rgba(79, 70, 229, 0.06);
  border: 1px solid rgba(79, 70, 229, 0.15);
  color: var(--color-primary-dark);
}

.callout.warning {
  background: rgba(245, 158, 11, 0.06);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: #92400E;
}

.callout.success {
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #065F46;
}

.callout-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

/* Error table */
.error-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-error);
  background: rgba(239, 68, 68, 0.06);
  padding: 2px 6px;
  border-radius: 3px;
}

/* Status codes */
.status-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 3px;
}

.status-4xx { background: rgba(245, 158, 11, 0.1); color: #B45309; }
.status-5xx { background: rgba(239, 68, 68, 0.1); color: #DC2626; }

/* Overview page cards */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.overview-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-decoration: none;
  display: block;
  transition: all 0.15s;
}

.overview-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  text-decoration: none;
}

.overview-card-icon {
  font-size: 24px;
  margin-bottom: 10px;
}

.overview-card h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.overview-card p {
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* Responsive docs */
@media (max-width: 1100px) {
  .docs-content { max-width: none; }
}

@media (max-width: 768px) {
  .docs-sidebar {
    display: none;
  }

  .docs-content {
    padding: 24px 20px;
  }
}