.builder-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 12px 20px;
  background: rgba(10, 10, 14, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.builder-topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.builder-topbar-left h1 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}

.builder-target-tag {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-family: var(--mono);
}

.builder-topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.builder-publish {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.builder-publish:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  background: var(--accent-subtle);
}

.builder-publish:has(input:checked) {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.builder-layout {
  display: grid;
  grid-template-columns: 220px 1fr 260px;
  min-height: calc(100vh - 60px);
}

.builder-sidebar {
  padding: 20px 16px;
  border-right: 1px solid var(--border);
  background: var(--bg-card);
  overflow-y: auto;
}

.builder-sidebar--right {
  border-right: none;
  border-left: 1px solid var(--border);
  position: sticky;
  top: 60px;
  align-self: start;
  max-height: calc(100vh - 60px);
}

.builder-section.active .builder-section-head {
  background: var(--accent-subtle);
}

.builder-section.active .builder-section-title {
  color: var(--accent);
}

.builder-sidebar h3 {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 12px;
}

.builder-palette {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.palette-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.palette-btn:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent);
}

.palette-icon {
  width: 24px;
  text-align: center;
  font-size: 0.9rem;
}

.builder-add-section {
  width: 100%;
  margin-top: 8px;
}

.builder-canvas-wrap {
  padding: 24px;
  overflow-y: auto;
  max-height: calc(100vh - 60px);
}

.builder-page-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  max-width: 720px;
}

.builder-inp {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.85rem;
  font-family: inherit;
}

.builder-inp--title {
  font-size: 1.1rem;
  font-weight: 600;
}

.builder-inp:focus {
  outline: none;
  border-color: var(--accent);
}

.builder-canvas {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.builder-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.15s;
}

.builder-section.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-subtle);
}

.builder-section-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.builder-section-title {
  flex: 1;
  font-weight: 600;
}

.builder-section-tools {
  display: flex;
  gap: 2px;
}

.builder-blocks {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 60px;
}

.builder-blocks-empty {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  padding: 16px;
}

.builder-block {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s;
}

.builder-block:hover {
  border-color: var(--text-muted);
}

.builder-block.selected {
  border-color: var(--accent);
  border-style: solid;
  background: var(--accent-subtle);
}

.builder-block-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  font-size: 0.7rem;
}

.builder-block-type {
  flex: 1;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.builder-block-preview {
  padding: 12px 16px;
  pointer-events: none;
  overflow: hidden;
}

.builder-block-preview .cb-video {
  max-height: 200px;
}

.builder-items-editor {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.builder-item-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  position: relative;
}

.builder-item-row .item-del {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 28px;
  padding: 2px 6px;
}

#props-form {
  overflow-y: auto;
  max-height: calc(100vh - 120px);
}

.builder-props-empty,
.builder-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

#props-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.preview-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 20px;
  overflow-y: auto;
}

.preview-modal-inner {
  position: relative;
  width: 100%;
  max-width: 800px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.preview-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1.25rem;
  cursor: pointer;
}

/* Shared content page styles */
.content-page { color: var(--text); }

.cb-hero {
  padding: 48px 32px 40px;
  text-align: center;
}

.cb-hero--accent { background: linear-gradient(135deg, var(--accent-subtle), transparent); }
.cb-hero--purple { background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), transparent); }
.cb-hero--blue { background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), transparent); }
.cb-hero--green { background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), transparent); }
.cb-hero--orange { background: linear-gradient(135deg, rgba(249, 115, 22, 0.2), transparent); }

.cb-hero h1 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  margin: 0 0 8px;
}

.cb-hero-sub {
  color: var(--text-muted);
  font-size: 1rem;
  margin: 0;
}

.cb-body {
  padding: 32px;
  max-width: 720px;
  margin: 0 auto;
}

.cb-section {
  margin-bottom: 40px;
}

.cb-section-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.cb-section-icon { font-size: 1.25rem; }

.cb-section-head h2 {
  font-size: 1.25rem;
  margin: 0;
}

.cb-block { margin-bottom: 16px; }

.cb-heading--1 { font-size: 1.75rem; margin: 0 0 12px; }
.cb-heading--2 { font-size: 1.35rem; margin: 0 0 10px; color: var(--accent); }
.cb-heading--3 { font-size: 1.1rem; margin: 0 0 8px; }

.cb-text {
  line-height: 1.7;
  color: var(--text-muted);
}

.cb-list {
  padding-left: 1.25rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.cb-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.cb-image figcaption {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 8px;
  text-align: center;
}

.cb-video {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cb-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.cb-link-wrap { margin: 16px 0; }

.cb-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

.cb-quote {
  margin: 0;
  padding: 16px 20px;
  border-left: 3px solid var(--accent);
  background: var(--bg-card);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.cb-quote p { margin: 0 0 8px; font-style: italic; }
.cb-quote cite { font-size: 0.8rem; color: var(--text-muted); }

.cb-callout {
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.cb-callout--info { background: rgba(59, 130, 246, 0.08); border-color: rgba(59, 130, 246, 0.3); }
.cb-callout--tip { background: rgba(34, 197, 94, 0.08); border-color: rgba(34, 197, 94, 0.3); }
.cb-callout--warn { background: rgba(249, 115, 22, 0.08); border-color: rgba(249, 115, 22, 0.3); }

.cb-callout-title { display: block; margin-bottom: 6px; }
.cb-callout p { margin: 0; color: var(--text-muted); line-height: 1.6; }

.cb-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cb-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.cb-step-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--bg);
  border-radius: 50%;
  font-weight: 600;
  font-size: 0.85rem;
}

.cb-step p { margin: 4px 0 0; color: var(--text-muted); font-size: 0.9rem; }

.cb-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.cb-card {
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.cb-card-emoji { font-size: 1.5rem; display: block; margin-bottom: 8px; }
.cb-card-icon { display: block; margin-bottom: 8px; color: var(--accent); }
.cb-section-icon-svg { color: var(--accent); }
.cb-card h4 { margin: 0 0 6px; font-size: 0.95rem; }
.cb-card p { margin: 0; font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

.cb-empty {
  padding: 12px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

@media (max-width: 900px) {
  .builder-layout {
    grid-template-columns: 1fr;
  }
  .builder-sidebar--right {
    border-left: none;
    border-top: 1px solid var(--border);
    position: static;
    max-height: none;
  }
  .builder-sidebar--left {
    border-right: none;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 60px;
    z-index: 10;
    background: var(--bg-card);
  }
  .builder-palette {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }
  .palette-btn {
    flex-shrink: 0;
    min-width: 100px;
  }
  #props-form {
    max-height: none;
  }
}

.content-view-page {
  padding: 100px 0 60px;
  min-height: 100vh;
}

.direction-content-links {
  margin-top: 12px;
  text-align: center;
}

.direction-content-link {
  font-size: 0.9rem;
  color: var(--accent);
  text-decoration: none;
}

.direction-content-link:hover {
  text-decoration: underline;
}

.group-content-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.group-content-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--group-color, var(--accent));
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s, transform 0.15s;
}

.group-content-card:hover {
  border-color: var(--group-color, var(--accent));
  transform: translateY(-2px);
}

.group-content-name {
  font-weight: 500;
}

.group-content-arrow {
  color: var(--accent);
}

.group-content-card--stack {
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

.group-content-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-decoration: none;
  color: var(--text);
}

.group-content-manuals {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.group-content-manuals-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.group-content-manuals a {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
}

.group-content-manuals a:hover {
  color: var(--accent);
  text-decoration: underline;
}