/* Main content */
.main {
  flex: 1;
  overflow-y: auto;
  padding: 48px 60px;
  max-width: 820px;
}

.main-wide {
  max-width: 100%;
}

/* Section view */
.section-header {
  margin-bottom: 48px;
}

.section-header h1 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 4px;
}

.section-header .part-label {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* Idea card */
.idea-card {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.idea-card:last-child {
  border-bottom: none;
}

.idea-content {
  font-family: var(--serif);
  font-size: var(--writing-size);
  line-height: var(--writing-lh);
  color: var(--text);
  margin-bottom: 16px;
}

.idea-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.idea-tag {
  font-size: 11px;
  color: var(--accent);
  background: rgba(90,122,90,0.08);
  padding: 2px 8px;
  border-radius: 3px;
}

.idea-highlights-toggle {
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.idea-highlights-toggle:hover {
  color: var(--text);
}

.idea-highlights {
  display: none;
  margin-top: 16px;
  padding-left: 0;
}

.idea-highlights.open {
  display: block;
}

/* Highlight */
.highlight {
  background: var(--highlight-bg);
  border-left: 3px solid var(--highlight-border);
  padding: 16px 20px;
  margin-bottom: 8px;
  border-radius: 0 4px 4px 0;
}

.highlight-text {
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  font-style: italic;
}

.highlight-source {
  font-family: var(--sans);
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Orphan highlights section */
.orphans-header {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 48px 0 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* All ideas/highlights view */
.filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--sans);
  font-size: 12px;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
}

.filter-btn.active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* Writing overlay */
.writing-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 100;
  padding: 60px;
  overflow-y: auto;
}

.writing-overlay.open {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.writing-container {
  max-width: 620px;
  width: 100%;
}

.writing-close {
  position: fixed;
  top: 20px;
  right: 24px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--sans);
  background: none;
  border: none;
  padding: 8px 16px;
}

.writing-close:hover {
  color: var(--text);
}

.writing-highlight {
  background: var(--highlight-bg);
  border-left: 3px solid var(--highlight-border);
  padding: 20px 24px;
  margin-bottom: 40px;
  border-radius: 0 4px 4px 0;
}

.writing-area {
  font-family: var(--serif);
  font-size: var(--writing-size);
  line-height: var(--writing-lh);
  width: 100%;
  min-height: 200px;
  border: none;
  outline: none;
  resize: none;
  color: var(--text);
  background: transparent;
}

.writing-area::placeholder {
  color: var(--text-light);
}

.writing-save {
  margin-top: 32px;
  display: flex;
  gap: 8px;
}

/* Add to section from manual view */
.add-idea-inline {
  margin-top: 16px;
}

.add-idea-inline textarea {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.65;
  width: 100%;
  min-height: 80px;
  border: 1px dashed var(--border);
  border-radius: 4px;
  padding: 12px 16px;
  resize: vertical;
  color: var(--text);
  background: transparent;
  outline: none;
}

.add-idea-inline textarea:focus {
  border-color: var(--accent);
  border-style: solid;
}

.highlight-assign-btn {
  font-size: 11px;
  color: var(--text-light);
  cursor: pointer;
  margin-left: 8px;
}

.highlight-assign-btn:hover {
  color: var(--accent);
}

/* Folder view */
.folder-breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.breadcrumb-link {
  cursor: pointer;
  color: var(--text-muted);
}

.breadcrumb-link:hover {
  color: var(--accent);
}

.breadcrumb-sep {
  color: var(--text-light);
  margin: 0 2px;
}

.breadcrumb-current {
  color: var(--text-muted);
}

.folder-children {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 32px;
}

.folder-child-card {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.folder-child-card:hover {
  border-color: var(--accent);
  background: var(--highlight-bg);
}

.folder-child-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 4px;
}

.folder-child-count {
  font-size: 12px;
  color: var(--text-muted);
}

/* Item drag indicators in folder view */
.folder-item {
  cursor: grab;
  transition: opacity 0.15s;
}

.folder-item:active {
  cursor: grabbing;
}

.folder-item.dragging {
  opacity: 0.3;
}

.folder-item.item-drop-before {
  border-top: 2px solid var(--accent) !important;
}

.folder-item.item-drop-after {
  border-bottom: 2px solid var(--accent) !important;
}