@layer surfaces {

/* ============================================================================
   Project binder (ADR 0005 Phase B) — the left-rail list of a project's documents,
   above the outline. Plus type-aware lenses: non-manuscript docs hide the board /
   scene inspector (manuscript-only lenses).
   ========================================================================= */

/* Binder content (lists, items, add buttons) now lives inside the project drawer
   (.editor-drawer, editor-v3 workspace shell) — the class names survive because they
   name the content, not the container. */
.document-binder-list {
  display: grid;
  gap: 0.125rem;
  margin-bottom: 0.75rem;
}

/* Type-derived collection headers (core/binder_collections): group name + count. */
.document-binder-group {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.3rem 0.45rem 0.15rem;
  margin-top: 0.625rem;
}

.document-binder-group:first-child {
  margin-top: 0;
}

.document-binder-group-name {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: var(--ls-kicker);
  text-transform: uppercase;
  color: var(--c-gray-500);
}

.document-binder-group-count {
  font-size: 0.6875rem;
  color: var(--c-gray-400);
  font-variant-numeric: tabular-nums;
}

.document-binder-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.3rem 0.45rem;
  border-radius: 6px;
  color: var(--c-gray-700);
  font-size: 0.875rem;
}

.document-binder-item:hover,
.document-binder-item:focus-visible {
  background: var(--c-gray-100);
  outline: none;
}

.document-binder-item[data-current="true"] {
  background: var(--c-gray-200);
  color: var(--c-gray-900);
  font-weight: 500;
}

.document-binder-item-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* The Characters lens rows (core/topic_lenses): same item chrome whether the row is the
   editor's button (select + reveal the entity panel) or the dashboard's link (?topic=
   deep link). The dot is a fact — the entity has a sheet — never a meter. */
button.document-binder-topic {
  width: 100%;
  border: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.document-binder-item-sheet {
  flex: none;
  width: 0.3125rem;
  height: 0.3125rem;
  border-radius: 50%;
  background: var(--c-gray-400);
  align-self: center;
}

.document-binder-add {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.document-binder-assets {
  display: grid;
  gap: 0.375rem;
  margin-top: 0.75rem;
}

.document-binder-asset-version-badge {
  font-size: 0.6875rem;
  color: var(--c-gray-600);
  border: 1px solid var(--c-gray-300);
  border-radius: 999px;
  padding: 0 0.375rem;
  flex: 0 0 auto;
}

.document-binder-asset-versions {
  display: grid;
  gap: 0.25rem;
  margin: 0.25rem 0 0 0.5rem;
  padding-left: 0.5rem;
  border-left: 2px solid var(--c-gray-200);
}

.document-binder-asset-version {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.document-binder-asset-version[data-starred="true"] .document-binder-asset-version-name {
  font-weight: 600;
  color: var(--c-gray-900);
}

.document-binder-asset-version-play,
.document-binder-asset-version-star {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: 0.8125rem;
  color: var(--c-gray-600);
  flex: 0 0 auto;
}

.document-binder-asset-version-play:hover,
.document-binder-asset-version-star:hover {
  color: var(--c-gray-900);
}

.document-binder-asset-version-name {
  font-size: 0.75rem;
  color: var(--c-gray-600);
  flex: 0 0 auto;
}

.document-binder-asset-version-label {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.6875rem;
  color: var(--c-gray-700);
  background: none;
  border: none;
  border-bottom: 1px dashed transparent;
  padding: 0.125rem 0;
}

.document-binder-asset-version-label:hover,
.document-binder-asset-version-label:focus {
  border-bottom-color: var(--c-gray-300);
  outline: none;
}

.document-binder-asset-notes {
  display: grid;
  gap: 0.25rem;
  margin: 0.25rem 0 0 0.5rem;
  padding-left: 0.5rem;
  border-left: 2px solid var(--c-accent-100);
}

.document-binder-asset-note-add {
  display: flex;
  gap: 0.375rem;
}

.document-binder-asset-note-input {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.75rem;
  padding: 0.25rem 0.375rem;
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  background: var(--c-gray-50);
  color: var(--c-gray-900);
}

.document-binder-asset-note {
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
}

.document-binder-asset-note[data-open="false"] {
  opacity: 0.55;
}

.document-binder-asset-note[data-stale-open="true"] .document-binder-asset-note-origin {
  color: var(--c-warning-400);
  border-color: currentColor;
  font-weight: 600;
}

.document-binder-asset-note-time {
  font-size: 0.6875rem;
  font-variant-numeric: tabular-nums;
  color: var(--c-accent);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  flex: 0 0 auto;
}

.document-binder-asset-note-origin {
  font-size: 0.625rem;
  color: var(--c-gray-500);
  border: 1px solid var(--c-gray-300);
  border-radius: 999px;
  padding: 0 0.3rem;
  flex: 0 0 auto;
}

.document-binder-asset-note-body {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.75rem;
  color: var(--c-gray-800);
  overflow-wrap: break-word;
}

.document-binder-asset-note-state,
.document-binder-asset-note-discuss,
.document-binder-asset-note-open {
  font-size: 0.625rem;
  color: var(--c-gray-500);
  background: none;
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  padding: 0.0625rem 0.375rem;
  cursor: pointer;
  flex: 0 0 auto;
}

.document-binder-asset-note-state:hover,
.document-binder-asset-note-discuss:hover {
  color: var(--c-gray-900);
}

.document-binder-asset-note-open {
  color: var(--c-accent);
  border-color: currentColor;
}

.document-binder-asset-player {
  width: 100%;
  height: 2rem;
}

/* ---- The track hero: audio as the working surface ---- */

.editor-track-hero {
  position: absolute;
  inset: 0;
  z-index: 30;
  overflow-y: auto;
  background: var(--c-white);
  padding: 1.5rem clamp(1rem, 6vw, 4rem) 3rem;
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.editor-track-hero-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.editor-track-hero-back {
  font-size: 0.8125rem;
  color: var(--c-gray-600);
  background: none;
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  padding: 0.25rem 0.625rem;
  cursor: pointer;
}

.editor-track-hero-back:hover {
  color: var(--c-gray-900);
  border-color: var(--c-gray-600);
}

.editor-track-hero-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 650;
  color: var(--c-gray-900);
}

.editor-track-hero-stage {
  display: grid;
  gap: 0.5rem;
}

.editor-track-hero-stage .document-binder-asset-player {
  width: 100%;
}

.editor-track-hero-wave {
  display: block;
  width: 100%;
  height: 8.5rem;
  cursor: pointer;
  border-radius: 8px;
  background: var(--c-gray-50);
  border: 1px solid var(--c-gray-200);
}

.editor-track-hero-markers {
  position: relative;
  height: 1.5rem;
  margin-top: -0.25rem;
}

.editor-track-hero-marker {
  position: absolute;
  transform: translateX(-50%);
  width: 1.375rem;
  height: 1.375rem;
  border-radius: 999px;
  border: 2px solid var(--c-white);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.editor-track-hero-marker[data-stale-open="true"] {
  opacity: 0.75;
  border-style: dashed;
}

.editor-track-hero-subtitle {
  margin: 0 0 0.375rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-gray-600);
}

.editor-track-hero-notes {
  max-width: 46rem;
}

/* ---- The docked strip: the track pinned over the lyric sheet ---- */

.editor-track-dock {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.375rem 0.625rem;
  margin-bottom: 0.75rem;
  background: var(--c-white);
  border: 1px solid var(--c-gray-200);
  border-radius: 8px;
  box-shadow: 0 2px 8px var(--c-shadow);
}

/* Transport armed: focus anywhere inside the dock means space toggles play/pause. The
   quiet accent border is that state made visible; the strip's own programmatic focus
   (clicks arm it) needs no ring of its own — inner buttons keep their focus styles. */
.editor-track-dock:focus {
  outline: none;
}

.editor-track-dock:focus-within {
  border-color: color-mix(in srgb, var(--c-accent) 45%, var(--c-gray-200));
}

.editor-track-dock-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-gray-900);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 12rem;
}

.editor-track-dock-wave {
  display: block;
  flex: 1 1 auto;
  min-width: 4rem;
  height: 2rem;
  cursor: pointer;
  border-radius: 4px;
  background: var(--c-gray-50);
}

.editor-track-dock .document-binder-asset-player {
  width: 15rem;
  flex: 0 0 auto;
  height: 2rem;
}

.editor-track-dock-unpin {
  font-size: 1rem;
  line-height: 1;
  color: var(--c-gray-600);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.editor-track-dock-unpin:hover {
  color: var(--c-gray-900);
}

.editor-track-hero-wave[data-skipped="true"],
.editor-track-dock-wave[data-skipped="true"] {
  display: none;
}

.document-binder-asset-cue,
.document-binder-asset-follow {
  font-size: 0.6875rem;
  color: var(--c-gray-500);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.document-binder-asset-cue:hover,
.document-binder-asset-follow:hover {
  color: var(--c-gray-900);
}

.document-binder-asset-follow[data-following="true"] {
  color: var(--c-accent);
  font-weight: 600;
}

/* The follow lens's highlight: the lyric line under the playhead. */
.editor-block[data-audio-cue-active="true"] {
  background: var(--c-accent-100);
  border-radius: 4px;
  transition: background 0.3s ease;
}

.document-binder-add-button {
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  background: var(--c-white);
  color: var(--c-gray-600);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
}

.document-binder-add-button:hover,
.document-binder-add-button:focus-visible {
  border-color: var(--c-gray-900);
  color: var(--c-gray-900);
  outline: none;
}

/* Type-aware lenses (ADR 0005): each lens is gated on the active document type's lens set,
   written to data-lenses from the declarative map in services/document_types. A lens hides
   for exactly the types whose list omits it. Adding a type is config-only; adding a lens is
   one gate here — never a per-type conditional. Today only board + scene are type-specific. */
.editor-surface:not([data-lenses~="board"]) .document-view-button.is-board,
.editor-surface:not([data-lenses~="scene"]) .document-scene,
.editor-surface:not([data-lenses~="scene"]) .document-panel-tab[data-document-panel-param="scene"],
.editor-surface:not([data-lenses~="cues"]) .document-cues,
.editor-surface:not([data-lenses~="cues"]) .document-panel-tab[data-document-panel-param="cues"] {
  display: none;
}

/* Share-links dialog — owner-facing project sharing (mint / copy / revoke). */
.share-dialog {
  border: 1px solid var(--c-gray-300);
  border-radius: 8px;
  padding: 1.25rem;
  max-width: 34rem;
  width: calc(100vw - 2rem);
  color: var(--c-gray-800);
  background: var(--c-white);
}

.share-dialog::backdrop {
  background: var(--backdrop);
}

.share-dialog-title {
  margin: 0 0 0.25rem;
  font-size: 1.125rem;
}

.share-dialog-blurb {
  margin: 0 0 1rem;
  color: var(--c-gray-500);
  font-size: 0.875rem;
}

/* Manuscript export dialog — reuses the share dialog's shell; only the form is new. */
.manuscript-export-form {
  display: flex;
  flex-direction: column;
}

.manuscript-export-label {
  margin-bottom: 0.25rem;
  color: var(--c-gray-600);
  font-size: 0.8125rem;
}

.manuscript-export-input,
.manuscript-export-textarea {
  margin-bottom: 1rem;
  padding: 0.5rem;
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  font: inherit;
  color: inherit;
  background: var(--c-white);
}

.manuscript-export-textarea {
  resize: vertical;
}

.manuscript-export-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.share-link-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.share-dialog-subtitle {
  margin: 1rem 0 0.25rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-gray-600);
}

.share-member-list {
  display: grid;
  gap: 0.375rem;
}

.share-member-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.share-member-label {
  flex: 1 1 auto;
  font-size: 0.875rem;
  color: var(--c-gray-900);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.share-member-owner {
  font-size: 0.75rem;
  color: var(--c-gray-600);
  border: 1px solid var(--c-gray-300);
  border-radius: 999px;
  padding: 0.125rem 0.5rem;
}

.share-member-role {
  font-size: 0.8125rem;
  padding: 0.25rem 0.375rem;
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  background: var(--c-gray-50);
  color: var(--c-gray-900);
}

.share-member-remove {
  font-size: 0.75rem;
  color: var(--c-gray-600);
  background: none;
  border: 1px solid var(--c-gray-300);
  border-radius: 6px;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
}

.share-member-remove:hover {
  color: var(--c-danger);
  border-color: currentColor;
}

.share-link-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.share-link-role {
  text-transform: capitalize;
  font-size: 0.75rem;
  color: var(--c-gray-600);
  border: 1px solid var(--c-gray-300);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  white-space: nowrap;
}

.share-link-url {
  flex: 1;
  min-width: 0;
  font-size: 0.8rem;
  padding: 0.3rem 0.4rem;
  border: 1px solid var(--c-gray-300);
  border-radius: 4px;
  background: var(--c-gray-50);
  color: var(--c-gray-700);
}

.share-link-copy,
.share-link-revoke {
  border: 1px solid var(--c-gray-300);
  border-radius: 4px;
  background: var(--c-white);
  color: var(--c-gray-700);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0.3rem 0.5rem;
  white-space: nowrap;
}

.share-link-revoke:hover {
  border-color: var(--c-danger-200);
  color: var(--c-danger-800);
}

.share-dialog-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.share-dialog-create {
  font-size: 0.85rem;
  padding: 0.4rem 0.75rem;
}

.share-dialog-close {
  border: 1px solid var(--c-gray-300);
  border-radius: 4px;
  background: var(--c-white);
  color: var(--c-gray-700);
  cursor: pointer;
  padding: 0.4rem 0.9rem;
  font-size: 0.875rem;
}

/* Live-collaboration status in the editor statusbar: is realtime attached, and who's here.
   Distinct from the sync status (durability) — "Synced" can be true while the wire is down. */
.editor-statusbar-live {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  color: var(--c-gray-600);
  white-space: nowrap;
}

.editor-live-dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--c-gray-400);
}

.editor-statusbar-live[data-live-state="live"] .editor-live-dot {
  background: var(--c-success);
}

.editor-statusbar-live[data-live-state="connecting"] .editor-live-dot,
.editor-statusbar-live[data-live-state="reconnecting"] .editor-live-dot {
  background: var(--c-warning);
  animation: sync-dot-pulse 1.8s ease-in-out infinite;
}

.editor-statusbar-live[data-live-state="unavailable"] .editor-live-dot {
  background: var(--c-gray-400);
}

}