/* =============================================
   TEMPLATES PAGE — Two-Panel Layout
   ============================================= */

/* Main two-panel layout */
.tmpl-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  min-height: calc(100vh - 160px);
  max-width: 1400px;
  margin: 0 auto;
}

/* ---- Sidebar ---- */
.tmpl-sidebar {
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  border-radius: var(--radius-lg, 12px) 0 0 var(--radius-lg, 12px);
  box-shadow: var(--shadow);
  overflow-y: auto;
  max-height: calc(100vh - 140px);
  position: sticky;
  top: 140px;
}

.tmpl-sidebar-header {
  padding: 1rem 1rem 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tmpl-sidebar-header h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: var(--text);
}

.tmpl-sidebar-search {
  padding: 0 0.75rem 0.75rem;
}

.tmpl-sidebar-search input {
  width: 100%;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius, 8px);
  font-family: inherit;
  font-size: 0.8rem;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.2s;
}

.tmpl-sidebar-search input:focus {
  outline: none;
  border-color: var(--accent);
}

.tmpl-sidebar-search input::placeholder {
  color: var(--text-muted);
}

/* ---- Nav Groups ---- */
.tmpl-nav-group {
  padding: 0.25rem 0;
}

.tmpl-nav-group-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 1rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  user-select: none;
}

.tmpl-nav-count {
  font-size: 0.65rem;
  font-weight: 600;
  background: var(--border);
  color: var(--text-muted);
  padding: 0.1rem 0.45rem;
  border-radius: 100px;
  min-width: 1.3rem;
  text-align: center;
}

/* ---- Nav Items ---- */
.tmpl-nav-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.5rem 1rem;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 450;
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  text-align: left;
  line-height: 1.3;
}

.tmpl-nav-item:hover {
  background: var(--bg);
}

.tmpl-nav-item.active {
  background: var(--accent-light, #eff6ff);
  color: var(--accent);
  font-weight: 600;
}

.tmpl-nav-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 4px;
  font-size: 0.7rem;
}

.tmpl-icon-doc {
  background: #e0e7ff;
  color: #4338ca;
}

.tmpl-icon-doc::before {
  content: '';
  width: 10px;
  height: 12px;
  border: 1.5px solid #4338ca;
  border-radius: 1px;
}

.tmpl-nav-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Email nav section ---- */
.tmpl-nav-email-section {
  padding: 0.25rem 0 0.5rem;
  border-top: 1px solid var(--border);
  margin-top: 0.25rem;
}

.tmpl-nav-email-items {
  /* Container for JS-rendered email nav items */
}

/* Collapsible category groups in sidebar */
.tmpl-nav-category {
  margin: 0;
}

.tmpl-nav-category-header {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 1rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
  transition: color 0.15s;
}

.tmpl-nav-category-header:hover {
  color: var(--text);
}

.tmpl-nav-category-header .cat-arrow {
  font-size: 0.5rem;
  transition: transform 0.2s;
  display: inline-block;
  width: 8px;
}

.tmpl-nav-category-header .cat-arrow.collapsed {
  transform: rotate(-90deg);
}

.tmpl-nav-category-header .cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.tmpl-nav-category-header .cat-count {
  margin-left: auto;
  font-size: 0.6rem;
  font-weight: 500;
  color: var(--text-muted);
  opacity: 0.7;
}

.tmpl-nav-category-items {
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.tmpl-nav-category-items.collapsed {
  max-height: 0 !important;
}

.tmpl-nav-item.email-item {
  padding: 0.35rem 1rem 0.35rem 1.75rem;
  font-size: 0.78rem;
}

.tmpl-nav-item.email-item .tmpl-nav-icon {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  font-size: 0;
}

/* ---- Editor Panel ---- */
.tmpl-editor-panel {
  min-width: 0;
  padding: 0 0 2rem;
}

.tmpl-editor-panel .section {
  border-radius: 0;
  border-left: none;
}

.tmpl-editor-panel .section:first-child {
  border-radius: 0 var(--radius-lg, 12px) 0 0;
}

.tmpl-editor-panel .section:last-child {
  border-radius: 0 0 var(--radius-lg, 12px) 0;
}

/* ---- Welcome state ---- */
.tmpl-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-muted);
  min-height: 400px;
}

.tmpl-welcome-icon {
  color: var(--border);
  margin-bottom: 1rem;
}

.tmpl-welcome h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 0.5rem;
}

.tmpl-welcome p {
  font-size: 0.9rem;
  margin: 0;
}

.tmpl-welcome-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.tmpl-welcome-stat {
  text-align: center;
}

.tmpl-welcome-stat .stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  display: block;
}

.tmpl-welcome-stat .stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---- Mobile sidebar overlay ---- */
.tmpl-mobile-toggle {
  display: none;
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  border: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  font-size: 1.25rem;
  cursor: pointer;
  z-index: 100;
  align-items: center;
  justify-content: center;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .tmpl-layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .tmpl-sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100vh;
    max-height: 100vh;
    z-index: 200;
    border-radius: 0;
    transition: left 0.25s ease;
    box-shadow: 4px 0 20px rgba(0,0,0,0.15);
  }

  .tmpl-sidebar.open {
    left: 0;
  }

  .tmpl-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.3);
    z-index: 199;
  }

  .tmpl-sidebar-backdrop.open {
    display: block;
  }

  .tmpl-mobile-toggle {
    display: flex;
  }

  .tmpl-editor-panel .section {
    border-radius: var(--radius-lg, 12px);
    border-left: 1px solid rgba(0,0,0,0.04);
  }

  .tmpl-editor-panel .section:first-child,
  .tmpl-editor-panel .section:last-child {
    border-radius: var(--radius-lg, 12px);
  }

  .tmpl-editor-panel {
    padding: 0 0 4rem;
  }
}

/* =============================================
   EMAIL VISUAL EDITOR
   ============================================= */

/* Mode toggle pills */
.email-editor-mode-toggle {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  width: fit-content;
  margin-bottom: 0.75rem;
}

.email-editor-mode-btn {
  padding: 0.35rem 0.85rem;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-muted);
  transition: background 0.15s, color 0.15s;
}

.email-editor-mode-btn:hover:not(.active) {
  background: var(--bg);
}

.email-editor-mode-btn.active {
  background: var(--accent);
  color: white;
}

/* Visual preview iframe */
.email-visual-preview {
  width: 100%;
  height: 520px;
  border: 1px solid var(--border);
  border-radius: var(--radius, 8px);
  background: white;
}

/* AI Edit area */
.ai-edit-area {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius, 8px);
}

.ai-edit-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.ai-edit-input-row {
  display: flex;
  gap: 0.5rem;
}

.ai-edit-input-row input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius, 8px);
  font-family: inherit;
  font-size: 0.85rem;
  background: var(--bg-card);
  color: var(--text);
  transition: border-color 0.2s;
}

.ai-edit-input-row input:focus {
  outline: none;
  border-color: var(--accent);
}

.ai-edit-input-row input::placeholder {
  color: var(--text-muted);
}

#aiEditStatus {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  min-height: 1.2em;
}

.ai-edit-loading {
  color: var(--accent);
}

.ai-edit-loading::after {
  content: '';
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 6px;
  vertical-align: -2px;
}

/* BOS table overflow pattern: let the section-body horizontal-scroll
   instead of the columns getting clipped on narrow viewports. */
.section-body:has(> .data-table) {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.data-table {
  min-width: 1100px;
  table-layout: fixed;
}