/* Help center — right-side contextual panel */
.help-center-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.help-center-backdrop:not(.hidden) {
  opacity: 1;
  pointer-events: auto;
}
.help-center-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(420px, 100vw);
  height: 100vh;
  height: 100dvh;
  background: var(--surface, #12151c);
  border-left: 1px solid var(--border, #2a3140);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.25);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.24s ease;
}
.help-center-panel.open {
  transform: translateX(0);
}
body.help-center-open {
  overflow: hidden;
}
.help-center-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border, #2a3140);
  flex-shrink: 0;
}
.help-center-head h2 {
  margin: 0 0 4px;
  font-size: 1.1rem;
  font-weight: 600;
}
.help-center-subtitle {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted, #9aa3b2);
  line-height: 1.4;
}
.help-center-close {
  border: none;
  background: transparent;
  color: var(--text, #e8eaed);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}
.help-center-close:hover {
  background: var(--surface-2, #1a1f2a);
}
.help-center-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 18px 24px;
  font-size: 0.9rem;
  line-height: 1.55;
}
.help-center-lead {
  margin: 0 0 16px;
  color: var(--text, #e8eaed);
}
.help-center-section {
  margin-bottom: 18px;
}
.help-center-section h3 {
  margin: 0 0 6px;
  font-size: 0.95rem;
  font-weight: 600;
}
.help-center-section p {
  margin: 0;
  color: var(--muted, #b0b8c4);
}
.help-center-section ul {
  margin: 8px 0 0;
  padding-left: 1.2rem;
  color: var(--muted, #b0b8c4);
}
.help-center-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  margin: 0 0 16px;
  font-size: 0.85rem;
}
.help-center-meta dt {
  color: var(--muted, #9aa3b2);
  font-weight: 500;
}
.help-center-meta dd {
  margin: 0;
}
.help-center-meta code {
  font-size: 0.8rem;
  word-break: break-all;
}
.help-center-topic-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.help-center-topic-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  background: none;
  color: var(--accent, #3b82f6);
  cursor: pointer;
  padding: 6px 0;
  font: inherit;
  text-align: left;
}
.help-center-topic-link:hover {
  text-decoration: underline;
}
.help-center-note,
.help-center-error,
.help-center-loading {
  color: var(--muted, #9aa3b2);
}
.help-center-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: auto !important;
}
.help-center-trigger-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid currentColor;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
}
.help-center-trigger-floating {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9000;
  border-radius: 999px;
  padding: 10px 14px;
  border: 1px solid var(--border, #2a3140);
  background: var(--surface, #12151c);
  color: var(--text, #e8eaed);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  cursor: pointer;
}
.adm-policy-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.adm-help-topic-btn {
  border: none;
  background: transparent;
  color: var(--accent, #3b82f6);
  cursor: pointer;
  font-size: 0.78rem;
  padding: 2px 6px;
  border-radius: 4px;
}
.adm-help-topic-btn:hover {
  background: rgba(59, 130, 246, 0.12);
}
html[data-theme="light"] .help-center-panel {
  background: #fff;
  border-color: #e2e8f0;
}
html[data-theme="light"] .help-center-section p,
html[data-theme="light"] .help-center-section ul {
  color: #475569;
}