@import url(./base.css);

.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--navbar-h) 1fr;
  height: 100dvh;
  width: 100vw;
  overflow: visible;
  transition: grid-template-columns 0.3s ease;
}
.app.is-collapsed {
  grid-template-columns: 0 1fr;
}

/* Sidebar */
.sidebar {
  grid-column: 1;
  grid-row: 1 / span 2;
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    var(--panel);
  border-right: 1px solid var(--border);
  overflow: hidden;
  z-index: var(--z-sidebar);
  transition: transform 0.3s ease;
  font-weight: 500;
}
.app.is-collapsed .sidebar {
  transform: translateX(-100%);
  pointer-events: none;
}
.sidebar .inner {
  position: relative;
  padding: 8px 6px 16px 6px;
  height: 100%;
  overflow: auto;
}

.collapse-btn {
  position: absolute;
  top: 6px;
  right: 10px;
  width: 34px;
  height: 34px;
  border-radius: 8px;
}
.collapse-btn:hover {
  background: var(--panel-3);
}

.user-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 16px;
  margin: 8px;
}
.avatar {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: var(--shadow);
}
.user-meta {
  display: flex;
  flex-direction: column;
}
.user-meta small {
  color: var(--muted-subtle);
}

.item,
.tree-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 6px 8px;
  color: var(--muted);
  border-radius: 12px;
  cursor: pointer;
}
.item img {
  width: 22px;
  height: 22px;
}
.item:hover {
  background: var(--panel-3);
}
.addPage,
.item.addPage:hover {
  color: var(--muted-subtle);
}
.addPage img {
  width: 16px;
  height: 16px;
  padding: 3px;
  box-sizing: content-box;
}

.group-title {
  font-weight: 600;
  color: var(--muted-subtle);
  letter-spacing: 0.3px;
  font-size: 12px;
  padding: 8px;
}
.favorite-list {
  padding: 5px;
}

.doc-list {
  padding-bottom: 20px;
}
.tree-row {
  padding-left: calc((var(--indent, 0) + 1) * 8px);
}
.tree-row:hover {
  background: var(--panel-3);
}
.tree-row img {
  width: 16px;
  height: 16px;
}
.doc-slot {
  display: inline-grid;
  place-items: center;
}
.doc-icon,
.chevron {
  grid-area: 1 / 1;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  padding: 0;
}
.chevron,
.ghost {
  opacity: 0;
}
.tree-row:hover .chevron {
  opacity: 1;
}
.tree-row:hover .doc-icon {
  opacity: 0;
  pointer-events: none;
}
.tree-row:hover .ghost {
  opacity: 1;
}
.tree-actions {
  display: flex;
  margin-left: auto;
  gap: 6px;
  align-items: center;
}
.tree-actions .ghost {
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 4px;
  width: 22px;
  height: 22px;
}
.tree-actions .ghost:hover,
.chevron:hover {
  background: var(--panel-4);
}

.doc-list .tree-node > .tree-children {
  display: none;
}
.doc-list .tree-node.is-open > .tree-children {
  display: block;
}
.doc-title {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.dropdown-menu {
  position: fixed;
  min-width: 240px;
  background-color: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-dropdown);
  z-index: var(--z-dropdown);
  display: none;
}
.dropdown-menu.is-open {
  display: block;
}
.dropdown-list {
  display: flex;
  flex-direction: column;
  padding: 4px;
  gap: 2px;
  position: relative;
}
.dropdown-item {
  width: 100%;
  border-radius: 6px;
  color: var(--muted);
  padding-inline: 8px;
  min-height: 28px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.dropdown-item:hover {
  background: var(--panel-3);
}

.resize-handle {
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  cursor: ew-resize;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.06),
    transparent
  );
  opacity: 0.6;
}
.resize-handle:hover {
  opacity: 1;
}

/* Navbar */
.navbar {
  grid-column: 2;
  grid-row: 1;
  position: sticky;
  top: 0;
  height: var(--navbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.expand-btn {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
}
.expand-btn:hover {
  background: var(--panel-3);
}
.expand-btn {
  display: none;
}
.app.is-collapsed .expand-btn {
  display: block;
}
.breadcrumbs {
  color: var(--muted);
  letter-spacing: 0.2px;
  padding-left: 6px;
}

.row-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}
.edit-time {
  color: var(--muted-subtle);
}
.star-btn {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  color: var(--text);
}
.star-btn > img {
  display: block;
}
.star-btn:hover {
  background: var(--panel-3);
}

/* Main */
main {
  grid-column: 2;
  grid-row: 2;
  overflow: auto;
}
.doc-canvas {
  position: relative;
  max-width: 800px;
  margin: 0 auto 80px;
}

.doc-header {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.doc-icon-big {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 78px;
  height: 78px;
  position: relative;
  margin-top: 80px;
  margin-bottom: 40px;
  padding: 0;
  border-radius: 4px;
}
.doc-emoji {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 78px;
  height: 78px;
  font-size: 70px;
}
.picmo__popupContainer {
  position: fixed;
  z-index: var(--z-picmo);
}
.doc-icon-big:hover {
  background: var(--panel-3);
}
.title-wrap {
  width: 100%;
}
.title-input {
  all: unset;
  display: block;
  width: 100%;
  box-sizing: border-box;
  font-weight: 700;
  font-size: 40px;
  cursor: text;
  line-height: 1.2;
  resize: none;
  white-space: pre-wrap;
  word-break: break-word;
  overflow: hidden;
}
.title-input::placeholder {
  color: var(--panel-3);
}

.toolbar {
  position: sticky;
  top: 15px;
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  border: 1px solid var(--border);
  padding: 6px;
}
.tbtn {
  padding: 6px 10px;
  border-radius: 10px;
  cursor: pointer;
  color: var(--muted);
}
.tbtn:hover {
  background: var(--panel-3);
  color: var(--text);
}
.sep {
  width: 1px;
  height: 20px;
  background: var(--border);
}

.editor {
  margin-top: 30px;
  min-height: 400px;
}
.editor:focus {
  outline: none;
}
.editor pre {
  background: #0f1220;
  color: #e1e8ff;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--md-border);
  overflow: auto;
}
.editor blockquote {
  border-left: 4px solid var(--md-border);
  margin: 8px 0;
  padding: 6px 10px;
  color: var(--muted);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  border-radius: 10px;
}