/* Editor-first vault — drawers, icon chrome, single search */

.vault {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  background: var(--bg);
  color: var(--text);
}

.vault-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.6rem;
  padding: 0.35rem 0.55rem;
  border-bottom: 1px solid var(--line);
  background: var(--bg-panel);
  flex-shrink: 0;
}

.vault-bar-left,
.vault-bar-right {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  flex-shrink: 0;
}

.vault-bar-center {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: center;
}

.title-input {
  width: min(36rem, 100%);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 0.35rem;
  color: var(--text);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-align: center;
  padding: 0.35rem 0.55rem;
  outline: none;
}

.title-input:hover {
  border-color: color-mix(in oklab, var(--line) 80%, transparent);
}

.title-input:focus {
  border-color: color-mix(in oklab, var(--accent) 40%, var(--line));
  background: var(--bg-elev);
}

.title-input:disabled {
  opacity: 0.45;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 0.4rem;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.icon-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.icon-btn:focus-visible {
  outline: none;
  border-color: color-mix(in oklab, var(--accent) 45%, var(--line));
  color: var(--text);
}

.icon-btn.is-active,
.icon-btn.is-on,
.icon-btn[aria-expanded="true"] {
  color: var(--accent-2, #a3bfb0);
  background: color-mix(in oklab, var(--accent) 14%, transparent);
}

#n-pin.is-on {
  color: var(--warn);
}

#n-delete:hover {
  color: var(--danger);
  background: rgba(201, 122, 122, 0.08);
}

.view-toggle {
  display: inline-flex;
  gap: 0.05rem;
  margin-right: 0.2rem;
  padding-right: 0.35rem;
  border-right: 1px solid var(--line);
}

.vault-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: 0.45rem;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-bottom: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
  background: color-mix(in oklab, var(--bg) 88%, var(--bg-panel));
  flex-shrink: 0;
}

.vault-meta.is-idle {
  opacity: 0.4;
  pointer-events: none;
}

.vault-meta input {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 0.3rem;
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  padding: 0.25rem 0.4rem;
  outline: none;
  min-width: 0;
}

.vault-meta input:hover,
.vault-meta input:focus {
  color: var(--text);
  border-color: var(--line);
  background: var(--bg-elev);
}

.vault-save-hint {
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.vault-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 0px minmax(0, 1fr) 0px;
  transition: grid-template-columns 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.vault.vault-open .vault-stage {
  grid-template-columns: min(17.5rem, 42vw) minmax(0, 1fr) 0px;
}

.vault.context-open .vault-stage {
  grid-template-columns: 0px minmax(0, 1fr) min(14rem, 36vw);
}

.vault.vault-open.context-open .vault-stage {
  grid-template-columns: min(17.5rem, 42vw) minmax(0, 1fr) min(14rem, 36vw);
}

.vault-editor {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.vault-empty {
  flex: 1;
  display: grid;
  place-content: center;
  gap: 0.35rem;
  padding: 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse 70% 55% at 50% 35%, color-mix(in oklab, var(--accent) 10%, transparent), transparent 70%),
    var(--bg);
  animation: vault-empty-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes vault-empty-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.vault-brand {
  margin: 0 0 0.15rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2, #a3bfb0);
}

.vault-empty-title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.vault-empty-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  max-width: 26rem;
  line-height: 1.5;
  justify-self: center;
}

.vault-empty-copy kbd {
  font-size: 0.78em;
  border: 1px solid var(--line);
  border-radius: 0.25rem;
  padding: 0.05rem 0.28rem;
  background: var(--bg-elev);
}

.vault-form {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.vault-form.hidden,
.vault-empty.hidden {
  display: none;
}

.vault-panes {
  flex: 1;
  min-height: 0;
  display: grid;
}

.vault-panes[data-mode="edit"] {
  grid-template-columns: 1fr;
}

.vault-panes[data-mode="edit"] .vault-preview {
  display: none;
}

.vault-panes[data-mode="preview"] {
  grid-template-columns: 1fr;
}

.vault-panes[data-mode="preview"] .vault-cm-wrap {
  display: none;
}

.vault-panes[data-mode="split"] {
  grid-template-columns: 1fr 1fr;
}

.vault-cm-wrap,
.vault-preview {
  min-height: 0;
  min-width: 0;
  overflow: hidden;
}

.vault-cm {
  height: 100%;
  overflow: auto;
}

.vault-cm .cm-editor {
  height: 100%;
}

.vault-preview {
  overflow: auto;
  padding: 1rem 1.35rem;
  border-left: 1px solid var(--line);
  line-height: 1.6;
  font-size: 0.95rem;
}

.vault-preview h1,
.vault-preview h2,
.vault-preview h3,
.vault-preview h4,
.vault-preview h5,
.vault-preview h6 {
  letter-spacing: -0.02em;
  margin: 1rem 0 0.4rem;
  line-height: 1.25;
  font-weight: 650;
}

.vault-preview h1 { font-size: 1.4rem; }
.vault-preview h2 { font-size: 1.2rem; }
.vault-preview h3 { font-size: 1.05rem; }

.vault-preview p { margin: 0.4rem 0; }
.vault-preview ul,
.vault-preview ol { margin: 0.4rem 0; padding-left: 1.25rem; }
.vault-preview blockquote {
  margin: 0.55rem 0;
  padding-left: 0.85rem;
  border-left: 2px solid color-mix(in oklab, var(--accent) 50%, var(--line));
  color: var(--muted);
}
.vault-preview a { color: var(--accent-2, #a3bfb0); }
.vault-preview a.wiki-link {
  text-decoration: none;
  border-bottom: 1px solid color-mix(in oklab, var(--accent) 40%, transparent);
}
.vault-preview a.wiki-link.is-missing {
  color: var(--warn);
  border-bottom-style: dashed;
}
.vault-preview code {
  font-size: 0.85em;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.05rem 0.3rem;
  border-radius: 0.25rem;
}
.vault-preview pre {
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid color-mix(in oklab, var(--line) 80%, transparent);
  border-radius: 0.4rem;
  padding: 0.65rem 0.75rem;
  overflow: auto;
  font-size: 0.82rem;
}
.vault-preview pre code {
  background: transparent;
  padding: 0;
}
.vault-preview table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.55rem 0;
  font-size: 0.88rem;
}
.vault-preview th,
.vault-preview td {
  border: 1px solid var(--line);
  padding: 0.35rem 0.55rem;
  text-align: left;
}
.vault-preview img {
  max-width: 100%;
  border-radius: 0.35rem;
}
.preview-empty { color: var(--muted); }

/* Push sidebars (editor reflows). Overlay only on small screens. */
.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 6, 8, 0.45);
  z-index: 20;
}

.drawer-backdrop[hidden] {
  display: none !important;
}

.vault-drawer,
.context-drawer {
  position: relative;
  width: 100%;
  min-width: 0;
  height: 100%;
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
  z-index: 1;
}

.vault-drawer {
  border-right: 1px solid var(--line);
}

.context-drawer {
  border-left: 1px solid var(--line);
  overflow: auto;
  padding-bottom: 0.75rem;
}

.vault:not(.vault-open) .vault-drawer,
.vault:not(.context-open) .context-drawer {
  border-color: transparent;
  pointer-events: none;
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  padding: 0.45rem 0.45rem 0.45rem 0.75rem;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}

.drawer-head-actions {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.drawer-label {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.drawer-search {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
}

.drawer-search input {
  width: 100%;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  color: var(--text);
  font: inherit;
  font-size: 0.85rem;
  padding: 0.45rem 0.6rem;
  outline: none;
}

.drawer-search input:focus {
  border-color: color-mix(in oklab, var(--accent) 40%, var(--line));
}

.vault-tree {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0.35rem;
}

.tree-empty {
  color: var(--muted);
  font-size: 0.8rem;
  padding: 0.75rem 0.5rem;
  margin: 0;
}

.tree-folder-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.4rem;
  padding-left: calc(0.4rem + var(--depth, 0) * 0.7rem);
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 0.35rem;
  text-align: left;
}

.tree-folder-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.tree-chevron {
  width: 0.8rem;
  opacity: 0.7;
  flex-shrink: 0;
}

.tree-folder-body.is-collapsed {
  display: none;
}

.tree-note {
  width: 100%;
  text-align: left;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  border-radius: 0.4rem;
  padding: 0.4rem 0.5rem;
  padding-left: calc(0.5rem + var(--depth, 0) * 0.7rem);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  font: inherit;
  margin-bottom: 0.1rem;
}

.tree-note:hover {
  background: rgba(255, 255, 255, 0.03);
}

.tree-note.is-active {
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  border-color: color-mix(in oklab, var(--accent) 22%, var(--line));
}

.tree-note-title {
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tree-pin {
  color: var(--warn);
  font-size: 0.7rem;
  margin-right: 0.25rem;
}

.tree-note-snip {
  font-size: 0.7rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.side-block {
  padding: 0.65rem 0.75rem 0.2rem;
  min-width: 0;
}

.side-title {
  margin: 0 0 0.35rem;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.side-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.side-empty {
  font-size: 0.75rem;
  color: var(--muted);
}

.side-link {
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.8rem;
  padding: 0.28rem 0.35rem;
  border-radius: 0.3rem;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.side-link:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--accent-2, #a3bfb0);
}

.side-link.is-missing {
  color: var(--warn);
}

.side-link.outline-l1 { font-weight: 600; }
.side-link.outline-l2 { padding-left: 0.7rem; }
.side-link.outline-l3 { padding-left: 1.05rem; font-size: 0.75rem; }
.side-link.outline-l4,
.side-link.outline-l5,
.side-link.outline-l6 {
  padding-left: 1.35rem;
  font-size: 0.72rem;
  color: var(--muted);
}

/* Quick switcher */
.switcher-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 8, 0.5);
  z-index: 70;
}

.switcher {
  position: fixed;
  top: min(16vh, 6rem);
  left: 50%;
  transform: translateX(-50%);
  width: min(30rem, calc(100vw - 1.5rem));
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  z-index: 75;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  padding: 0.55rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.switcher[hidden],
.switcher-backdrop[hidden] {
  display: none !important;
}

#switcher-input {
  width: 100%;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 0.35rem;
  padding: 0.6rem 0.7rem;
  font: inherit;
  font-size: 0.95rem;
  outline: none;
}

#switcher-input:focus {
  border-color: color-mix(in oklab, var(--accent) 40%, var(--line));
}

.switcher-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: min(48vh, 20rem);
  overflow: auto;
}

.switcher-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.55rem;
  border-radius: 0.35rem;
  cursor: pointer;
}

.switcher-item:hover,
.switcher-item.is-selected {
  background: color-mix(in oklab, var(--accent) 12%, transparent);
}

.switcher-title {
  font-size: 0.88rem;
  font-weight: 600;
}

.switcher-meta {
  font-size: 0.7rem;
  color: var(--muted);
}

.switcher-empty {
  padding: 0.7rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.switcher-hint {
  margin: 0;
  font-size: 0.65rem;
  color: var(--muted);
}

/* Context menu */
.ctx-menu {
  position: fixed;
  z-index: 300;
  min-width: 10.5rem;
  padding: 0.3rem;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.ctx-menu[hidden] {
  display: none !important;
}

.ctx-menu button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.82rem;
  text-align: left;
  padding: 0.4rem 0.55rem;
  border-radius: 0.3rem;
  cursor: pointer;
}

.ctx-menu button:hover {
  background: color-mix(in oklab, var(--accent) 14%, transparent);
}

.ctx-menu button[data-act="delete"]:hover {
  background: rgba(201, 122, 122, 0.14);
  color: var(--danger);
}

@media (max-width: 720px) {
  .vault-stage,
  .vault.vault-open .vault-stage,
  .vault.context-open .vault-stage,
  .vault.vault-open.context-open .vault-stage {
    grid-template-columns: 1fr;
  }

  .vault-drawer,
  .context-drawer {
    position: absolute;
    top: 0;
    bottom: 0;
    width: min(17.5rem, 88vw);
    z-index: 25;
    transform: translateX(-105%);
    transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: auto;
    border-color: var(--line);
  }

  .context-drawer {
    right: 0;
    left: auto;
    transform: translateX(105%);
  }

  .vault.vault-open .vault-drawer,
  .vault.context-open .context-drawer {
    transform: none;
  }

  .vault-bar {
    flex-wrap: wrap;
  }

  .vault-bar-center {
    order: 3;
    flex: 1 1 100%;
  }

  .title-input {
    text-align: left;
  }

  .vault-meta {
    grid-template-columns: 1fr;
  }

  .vault-panes[data-mode="split"] {
    grid-template-columns: 1fr;
  }

  .vault-panes[data-mode="split"] .vault-preview {
    display: none;
  }

  .view-toggle {
    border-right: 0;
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .vault-stage,
  .vault-drawer,
  .context-drawer {
    transition: none;
  }

  .vault-empty {
    animation: none !important;
  }
}