/* =====================================================================
   components.css — UI components: nav-tree, search, code, alerts, etc.
   IDEVAPI Ajuda — v2.0 (Material Design 3 / Inter)
   ===================================================================== */

/* ─── Sidebar nav buttons ────────────────────────────────────────────────── */
.btn-text {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.25rem 0.6rem;
  font-size: 0.72rem;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all var(--transition);
  line-height: 1.5;
  font-weight: 500;
}

.btn-text:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-text:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ─── Sidebar Search ─────────────────────────────────────────────────────── */
.sidebar__search {
  padding: 0.75rem 0.75rem 0.6rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 1;
}

.sidebar__search-field {
  position: relative;
  display: flex;
  align-items: center;
}

.sidebar__search-icon {
  position: absolute;
  left: 0.65rem;
  width: 0.95rem;
  height: 0.95rem;
  color: var(--color-text-muted);
  pointer-events: none;
  flex-shrink: 0;
}

#searchInput {
  width: 100%;
  padding: 0.5rem 0.5rem 0.5rem 2.1rem;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 0.8rem;
  font-style: normal;
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

#searchInput::placeholder { color: var(--color-text-muted); font-size: 0.78rem; }

#searchInput:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,62,111,.12);
  outline: none;
}

/* Search results (shared by topbar and sidebar positions) */
.search-results {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  max-height: 380px;
  overflow-y: auto;
}

/* ─── Navigation Tree ────────────────────────────────────────────────────── */
.nav-tree {
  list-style: none;
  padding: 0.5rem 0;
}

/* Group container */
.nav-tree details {
  border-bottom: 1px solid rgba(193,199,210,0.4);
}

.nav-tree details:first-child { border-top: 1px solid rgba(193,199,210,0.4); }

/* Group summary */
.nav-tree summary.nav-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 1rem;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--color-text);
  user-select: none;
  list-style: none;
  transition: background var(--transition), color var(--transition);
  border-left: 3px solid transparent;
  letter-spacing: -0.005em;
}

/* Remove native disclosure triangle */
.nav-tree summary.nav-group::-webkit-details-marker { display: none; }
.nav-tree summary.nav-group::marker               { display: none; }

.nav-tree summary.nav-group:hover {
  background: var(--color-surface-container-low, #f3f4f6);
  color: var(--color-primary);
}

.nav-tree summary.nav-group:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

/* Chevron arrow */
.nav-tree details > summary.nav-group::after {
  content: '';
  display: inline-block;
  margin-left: auto;
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid var(--color-text-muted);
  border-bottom: 2px solid var(--color-text-muted);
  transform: rotate(-45deg);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.nav-tree details[open] > summary.nav-group::after {
  transform: rotate(45deg);
}

/* Section icon — renders inline SVG */
.nav-icon {
  display: inline-flex;
  align-items: center;
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.nav-icon svg {
  width: 1.1rem;
  height: 1.1rem;
  display: block;
}

/* Group children list */
.nav-group__children {
  list-style: none;
  padding: 0;
  padding-bottom: 0.3rem;
  margin-left: 1.6rem;
  border-left: 2px solid rgba(193,199,210,0.3);
}

/* Navigation links */
.nav-link,
a.nav-link {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem 0.4rem 0.7rem;
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.82rem;
  line-height: 1.35;
  border-left: 3px solid transparent;
  margin: 0;
  transition: all var(--transition);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.nav-link:hover {
  background: var(--color-surface-container-low, #f3f4f6);
  color: var(--color-primary);
  text-decoration: none;
}

.nav-link.active,
.nav-link[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

.nav-link--top {
  padding-left: 0.75rem;
  font-weight: 500;
  font-size: 0.875rem;
  border-bottom: 1px solid rgba(193,199,210,0.4);
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
}

.nav-link--top .nav-icon { font-size: 1rem; }

/* ─── Topbar Search (legacy selector) ───────────────────────────────────── */
.topbar__search {
  position: relative;
}

.topbar__search #searchInput {
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--color-border);
  width: 210px;
  background: var(--color-surface);
}
.topbar__search #searchInput::placeholder { color: #888; }

/* Search results dropdown */
.search-results {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 320px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  max-height: 380px;
  overflow-y: auto;
}

.search-result-item {
  padding: 0.6rem 0.85rem;
  cursor: pointer;
  border-bottom: 1px solid rgba(193,199,210,0.3);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  text-decoration: none;
  color: inherit;
  transition: background var(--transition);
}

.search-result-item:last-child { border-bottom: none; }

.search-result-item:hover,
.search-result-item:focus-visible {
  background: var(--color-surface-container-low, #f3f4f6);
  outline: none;
}

.search-result-item strong {
  font-size: 0.875rem;
  color: var(--color-text);
  font-weight: 600;
  display: block;
}

.search-result-path {
  font-size: 0.73rem;
  color: var(--color-text-muted);
}

.search-no-results {
  padding: 0.85rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* Topbar language/version selectors */
.topbar__select-group {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.topbar__select-group label {
  font-weight: 500;
}

.topbar__select-group select {
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.83rem;
  background: var(--color-surface-container-low, #f3f4f6);
  color: var(--color-text);
  cursor: pointer;
  transition: border-color var(--transition);
}

.topbar__select-group select:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(0,62,111,.15);
}

/* ─── Alerts ─────────────────────────────────────────────────────────────── */
.alert {
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid;
  margin: 1.25rem 0;
  font-size: 0.9rem;
  line-height: 1.55;
}

.alert--warning {
  background: var(--color-warning-bg);
  border-color: var(--color-warning-border);
  color: var(--color-warning-text);
}

.alert--info {
  background: var(--color-info-bg);
  border-color: var(--color-info-border);
  color: var(--color-info-text);
}

.alert--error {
  background: var(--color-error-bg);
  border-color: var(--color-error-border);
  color: var(--color-error-text);
}

.alert--success {
  background: var(--color-success-bg);
  border-color: var(--color-success-border);
  color: var(--color-success-text);
}

.alert strong { font-weight: 700; }

/* ─── Code Blocks ────────────────────────────────────────────────────────── */
pre {
  background: var(--color-code-bg);
  color: var(--color-code-text);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  overflow-y: hidden;
  margin: 1.25rem 0;
  font-family: var(--font-mono);
  font-size: 0.835rem;
  line-height: 1.55;
  border: 1px solid rgba(255,255,255,.05);
  box-shadow: var(--shadow-sm);
}

/* When pre has not yet been processed to table (plain pre > code) */
pre > code {
  display: block;
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
}

/* Code table (line numbers + content) */
.code-table {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.835rem;
  line-height: 1.55;
}

.code-table tbody::before {
  content: '';
  display: block;
  height: 0.5rem;
}

.code-table tbody::after {
  content: '';
  display: block;
  height: 0.5rem;
}

.line-num {
  width: 3em;
  min-width: 2.5em;
  padding: 0 0.6em 0 0.75em;
  color: var(--color-line-num);
  text-align: right;
  user-select: none;
  vertical-align: top;
  cursor: pointer;
  font-size: 0.78em;
  border-right: 1px solid rgba(255,255,255,.06);
  position: sticky;
  left: 0;
  background: var(--color-code-bg);
  z-index: 1;
}

.line-num:hover { color: #abb2bf; }

.line-code {
  padding: 0 1em 0 0.75em;
  white-space: pre;
  vertical-align: top;
  cursor: pointer;
  min-width: 0;
}

.code-line:hover { background: rgba(255,255,255,.04); }

.code-line.hl {
  background: #3e4451;
  outline: 1px solid rgba(229,192,123,.3);
}

.code-line.hl .line-num { color: #e5c07b; }

/* Pre header bar (lang label + copy button) */
.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.35rem 0.85rem;
  background: rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.07);
  font-size: 0.73rem;
  color: #7f848e;
}

.code-header .code-lang { font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }

.code-copy-btn {
  background: none;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
  padding: 0.2rem 0.55rem;
  font-size: 0.72rem;
  cursor: pointer;
  color: #9da1aa;
  transition: all var(--transition);
}

.code-copy-btn:hover { background: rgba(255,255,255,.12); color: #fff; }

/* ─── Demo iframes ───────────────────────────────────────────────────────── */
.demo-iframe-wrapper {
  margin: 1.5rem 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}

.demo-iframe-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-primary-light);
  padding: 0.45rem 0.85rem;
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  border-bottom: 1px solid rgba(0,62,111,.1);
}

.demo-iframe-label a {
  margin-left: auto;
  font-weight: normal;
  font-size: 0.75rem;
}

iframe {
  display: block;
  width: 100%;
  border: none;
}

/* ─── Example code collapsible inside demo wrappers ─────────────────────── */
.demo-iframe-wrapper .example-code-details {
  margin: 0;
  border: none;
  border-top: 1px solid var(--color-border);
  border-radius: 0;
}

.demo-iframe-wrapper .example-code-details > summary {
  font-size: 0.8rem;
  padding: 0.45rem 0.75rem;
  background: var(--color-bg-alt, #f8f9fa);
}

.demo-iframe-wrapper .example-code-details .code-header {
  border-radius: 0;
}

.demo-iframe-wrapper .example-code-details .code-table {
  border-radius: 0;
}

/* ─── Content Accordions (details/summary) ───────────────────────────────── */
.content details.section-details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin: 0.75rem 0;
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.content details.section-details:hover {
  box-shadow: var(--shadow-sm);
}

.content details.section-details > summary {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.875rem;
  background: var(--color-surface-container-low, #f3f4f6);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  transition: background var(--transition);
}

/* Remove native triangle */
.content details.section-details > summary::-webkit-details-marker { display: none; }
.content details.section-details > summary::marker               { display: none; }

/* Custom arrow */
.content details.section-details > summary::before {
  content: '▸';
  font-size: 0.72rem;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
  min-width: 1em;
}

.content details[open].section-details > summary::before {
  transform: rotate(90deg);
}

.content details.section-details > summary:hover {
  background: var(--color-primary-light);
}

.content details.section-details > summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.details-body {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

/* Details group (containing multiple details) */
.details-group { margin: 1.25rem 0; }

/* Expand/collapse controls for a details group */
.expand-controls {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  justify-content: flex-end;
}

/* ─── Section anchor links ───────────────────────────────────────────────── */
h2, h3, h4 { position: relative; }

.anchor {
  display: inline-block;
  opacity: 0;
  margin-left: 0.4rem;
  font-size: 0.75em;
  text-decoration: none;
  color: var(--color-text-muted);
  font-weight: normal;
  vertical-align: middle;
  transition: opacity var(--transition);
}

h2:hover .anchor,
h3:hover .anchor,
h4:hover .anchor { opacity: 1; }

.anchor:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* ─── Loading spinner ────────────────────────────────────────────────────── */
.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 1rem;
  padding: 4rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.loading-spinner::before {
  content: '';
  display: block;
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .loading-spinner::before { animation: none; border-color: var(--color-primary); }
}

/* ─── GVA header placeholder ─────────────────────────────────────────────── */
.gva-header-placeholder {
  background: var(--color-primary);
  padding: 0.25rem 1.5rem;
  font-size: 0.75rem;
  color: rgba(255,255,255,.7);
  text-align: right;
  letter-spacing: .03em;
}

/* ─── Properties table ───────────────────────────────────────────────────── */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.25rem 0;
}

.prop-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.prop-table th,
.prop-table td {
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--color-border);
  vertical-align: top;
}

.prop-table th {
  background: var(--color-primary-light);
  font-weight: 600;
  color: var(--color-primary);
  text-align: left;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.prop-table tr:nth-child(even) td:not([colspan]) { background: var(--color-surface-container-low, #f3f4f6); }
.prop-table td:first-child code { font-size: 0.85em; white-space: nowrap; }

/* ─── Dark mode component overrides ─────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  .nav-tree summary.nav-group:hover { background: rgba(255,255,255,.05); }
  .nav-link:hover { background: rgba(0,62,111,.15); }
  .nav-link.active { background: rgba(0,62,111,.25); border-left-color: #a2c9ff; color: #a2c9ff; }

  .content details.section-details > summary { background: #23272f; }
  .content details.section-details > summary:hover { background: #2a2e38; }
  .details-body { background: #1e2229; }

  .demo-iframe-label { background: #082a35; color: #7ecfdc; border-color: rgba(0,200,255,.15); }

  .prop-table th { background: #082a35; color: #a2c9ff; }
  .prop-table tr:nth-child(even) td:not([colspan]) { background: #1e2229; }

  .code-header { background: rgba(255,255,255,.04); }
}