.sequence-frame-shell[hidden] {
  display: none !important;
}

.sequence-preview-empty[hidden],
.sequence-progress[hidden],
.sequence-topbar-actions [hidden],
.sequence-project-info [hidden] {
  display: none !important;
}

.sequence-preview-stage canvas[hidden] {
  display: none !important;
}

.sequence-frame-shell {
  position: fixed;
  inset: 0;
  z-index: 130;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #f4f6f9;
  color: #191c1f;
  isolation: isolate;
}

.sequence-topbar {
  display: grid;
  min-height: 64px;
  grid-template-columns: minmax(220px, 1fr) minmax(420px, 1fr);
  align-items: center;
  gap: 18px;
  padding: 10px calc(22px + var(--workspace-mode-switch-reserve)) 10px 22px;
  border-bottom: 1px solid #d8dce4;
  background: #ffffff;
  z-index: 5;
}

.sequence-brand,
.sequence-topbar-actions,
.sequence-toolbar-group,
.sequence-section-heading,
.sequence-preview-header,
.sequence-timeline-heading,
.sequence-preview-stats {
  display: flex;
  align-items: center;
}

.sequence-brand {
  min-width: 0;
  gap: 9px;
}

.sequence-brand img {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 7px;
  object-fit: cover;
}

.sequence-brand div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.sequence-brand strong {
  overflow: hidden;
  color: #191c1f;
  font-size: 13px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sequence-brand span,
.sequence-eyebrow,
.sequence-muted-label,
.sequence-selection-label,
.sequence-preview-stats,
.sequence-timeline-meta,
.sequence-source-meta,
.sequence-project-info dt,
.sequence-sidebar-footer p {
  color: #737a86;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0;
}

.sequence-topbar-actions {
  grid-column: 2;
  grid-row: 1;
  justify-content: flex-end;
  gap: 6px;
}

.sequence-project-picker {
  position: relative;
  display: inline-flex;
  width: 240px;
  min-width: 180px;
  max-width: 280px;
  flex-direction: column;
  gap: 2px;
  color: #737a86;
  font-size: 9px;
  font-weight: 800;
}

.sequence-field select,
.sequence-field input,
.sequence-duration-control input {
  min-width: 0;
  height: 32px;
  border: 1px solid #cfd4dd;
  border-radius: 6px;
  background: #ffffff;
  color: #191c1f;
  font: inherit;
  font-size: 11px;
  outline: none;
}

.sequence-field select:focus,
.sequence-field input:focus,
.sequence-duration-control input:focus {
  border-color: #0058be;
  box-shadow: 0 0 0 3px rgba(0, 88, 190, 0.12);
}

.sequence-project-menu-button {
  display: grid;
  width: 100%;
  height: 34px;
  min-width: 0;
  grid-template-columns: 18px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  border: 1px solid #cfd4dd;
  border-radius: 6px;
  background: #ffffff;
  color: #303640;
  cursor: pointer;
  font: inherit;
  font-size: 10px;
  text-align: left;
}

.sequence-project-menu-button:hover,
.sequence-project-menu-button:focus-visible,
.sequence-project-menu-button[aria-expanded="true"] {
  border-color: #0058be;
  box-shadow: 0 0 0 3px rgba(0, 88, 190, 0.12);
  outline: none;
}

.sequence-project-menu-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.sequence-project-menu-button .material-symbols-outlined {
  color: #69717d;
  font-size: 17px;
}

.sequence-project-menu-label {
  overflow: hidden;
  color: #303640;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sequence-project-menu-chevron {
  transition: transform 140ms ease;
}

.sequence-project-menu-button[aria-expanded="true"] .sequence-project-menu-chevron {
  transform: rotate(180deg);
}

.sequence-project-menu {
  position: fixed;
  z-index: 1400;
  display: grid;
  width: min(360px, calc(100vw - 16px));
  max-height: min(420px, calc(100vh - 80px));
  gap: 2px;
  overflow-y: auto;
  padding: 5px;
  border: 1px solid #cfd4dd;
  border-radius: 6px;
  background: #ffffff;
  box-shadow: 0 14px 34px rgba(25, 28, 31, 0.2);
}

.sequence-project-menu[hidden] {
  display: none;
}

.sequence-project-menu-item {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr) 30px;
  align-items: stretch;
  border-radius: 4px;
}

.sequence-project-menu-item:hover,
.sequence-project-menu-item.is-active {
  background: #eef5ff;
}

.sequence-project-menu-open,
.sequence-project-menu-delete {
  border: 0;
  background: transparent;
  cursor: pointer;
}

.sequence-project-menu-open {
  display: grid;
  min-width: 0;
  grid-template-columns: 20px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 8px;
  color: #303640;
  text-align: left;
}

.sequence-project-menu-open:focus-visible,
.sequence-project-menu-delete:focus-visible {
  outline: 2px solid rgba(0, 88, 190, 0.5);
  outline-offset: -2px;
}

.sequence-project-menu-open > .material-symbols-outlined {
  color: #677383;
  font-size: 18px;
}

.sequence-project-menu-copy {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.sequence-project-menu-copy strong,
.sequence-project-menu-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sequence-project-menu-copy strong {
  color: #303640;
  font-size: 10px;
  font-weight: 800;
}

.sequence-project-menu-copy small {
  color: #737a86;
  font-size: 9px;
  font-weight: 700;
}

.sequence-project-menu-item.needs-permission .sequence-project-menu-open > .material-symbols-outlined,
.sequence-project-menu-item.needs-permission .sequence-project-menu-copy small {
  color: #a56400;
}

.sequence-project-menu-delete {
  display: grid;
  width: 30px;
  place-items: center;
  border-radius: 4px;
  color: #7a818c;
}

.sequence-project-menu-delete:hover {
  background: #fff0ee;
  color: #b73a31;
}

.sequence-project-menu-delete .material-symbols-outlined {
  font-size: 16px;
}

.sequence-icon-button,
.sequence-small-icon-button,
.sequence-toolbar-button,
.sequence-preview-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #cfd4dd;
  background: #ffffff;
  color: #5c6470;
  cursor: pointer;
}

.sequence-icon-button {
  width: 34px;
  height: 34px;
  border-radius: 6px;
}

.sequence-icon-button:hover,
.sequence-icon-button:focus-visible,
.sequence-small-icon-button:hover,
.sequence-small-icon-button:focus-visible,
.sequence-toolbar-button:hover,
.sequence-toolbar-button:focus-visible {
  border-color: #0058be;
  color: #0058be;
  outline: none;
}

.sequence-danger-icon-button:hover,
.sequence-danger-icon-button:focus-visible {
  border-color: #b73a31;
  color: #b73a31;
}

.sequence-icon-button .material-symbols-outlined,
.sequence-small-icon-button .material-symbols-outlined,
.sequence-toolbar-button .material-symbols-outlined {
  font-size: 18px;
}

.sequence-frame-main {
  display: grid;
  min-height: 0;
  flex: 1;
  grid-template-columns: 286px minmax(0, 1fr);
}

.sequence-frame-sidebar {
  display: flex;
  min-height: 0;
  flex-direction: column;
  gap: 1px;
  overflow-y: auto;
  border-right: 1px solid #d8dce4;
  background: #ffffff;
}

.sequence-panel-section {
  padding: 18px 16px;
  border-bottom: 1px solid #e1e4ea;
}

.sequence-section-heading {
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.sequence-section-heading.compact {
  margin-bottom: 10px;
}

.sequence-section-heading h1 {
  margin: 4px 0 0;
  color: #191c1f;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.2;
}

.sequence-panel-title {
  color: #303640;
  font-size: 12px;
  font-weight: 800;
}

.sequence-status-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 9px;
  border-radius: 50%;
  background: #b7bdc7;
  box-shadow: 0 0 0 3px #eef0f4;
}

.sequence-status-dot.is-ready {
  background: #0f8066;
  box-shadow: 0 0 0 3px #e4f4ee;
}

.sequence-status-dot.is-busy {
  background: #d58a13;
  box-shadow: 0 0 0 3px #fff1d8;
}

.sequence-primary-button,
.sequence-secondary-button {
  display: inline-flex;
  width: 100%;
  height: 36px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 10px;
  border: 1px solid #cfd4dd;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
}

.sequence-primary-button {
  border-color: #191c1f;
  background: #191c1f;
  color: #ffffff;
}

.sequence-primary-button:hover,
.sequence-primary-button:focus-visible {
  background: #0058be;
  outline: none;
}

.sequence-secondary-button {
  background: #ffffff;
  color: #4e5662;
}

.sequence-secondary-button:hover,
.sequence-secondary-button:focus-visible {
  border-color: #0058be;
  color: #0058be;
  outline: none;
}

.sequence-secondary-button:disabled,
.sequence-primary-button:disabled,
.sequence-icon-button:disabled,
.sequence-small-icon-button:disabled,
.sequence-toolbar-button:disabled,
.sequence-preview-button:disabled,
.sequence-duration-control input:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.sequence-primary-button .material-symbols-outlined,
.sequence-secondary-button .material-symbols-outlined {
  font-size: 17px;
}

.sequence-source-meta {
  min-height: 34px;
  margin-top: 10px;
  overflow-wrap: anywhere;
  line-height: 1.5;
}

.sequence-source-actions {
  display: grid;
  gap: 7px;
}

.sequence-sprite-sheet-settings {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid #e1e4ea;
}

.sequence-green-screen-settings {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid #d5dbe3;
  border-radius: 6px;
  background: #f7f9fb;
}

.sequence-green-screen-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sequence-green-screen-heading output {
  min-width: 26px;
  color: #0f8066;
  font-size: 10px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.sequence-green-threshold {
  width: 100%;
  accent-color: #0f8066;
}

.sequence-green-threshold:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.sequence-check-control {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #5b6370;
  font-size: 10px;
  font-weight: 800;
}

.sequence-check-control input,
.sequence-onion-toggle input {
  width: 14px;
  height: 14px;
  accent-color: #0058be;
}

.sequence-field {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
}

.sequence-field > span {
  color: #5b6370;
  font-size: 10px;
  font-weight: 800;
}

.sequence-field select,
.sequence-field input {
  width: 100%;
  padding: 0 8px;
}

.sequence-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.sequence-field-row .sequence-field {
  min-width: 0;
}

.sequence-anchor-input:enabled {
  cursor: ns-resize;
  touch-action: none;
}

.sequence-anchor-input.is-dragging-value {
  cursor: ns-resize;
  user-select: none;
}

.sequence-progress {
  display: grid;
  gap: 6px;
  margin-top: 11px;
  color: #6a717e;
  font-size: 10px;
  font-weight: 700;
}

.sequence-progress-track {
  height: 5px;
  overflow: hidden;
  border-radius: 99px;
  background: #e5e8ee;
}

.sequence-progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: #0058be;
  transition: width 120ms linear;
}

.sequence-project-info dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.sequence-project-info dl > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.sequence-project-info dd {
  max-width: 155px;
  margin: 0;
  overflow: hidden;
  color: #303640;
  font-size: 10px;
  font-weight: 800;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sequence-frame-data-section {
  display: grid;
  gap: 9px;
}

.sequence-frame-data-section .sequence-section-heading,
.sequence-frame-data-section .sequence-field {
  margin-bottom: 0;
}

.sequence-collision-toggle {
  margin-top: 2px;
}

.sequence-collision-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 5px;
}

.sequence-collision-grid label {
  display: grid;
  min-width: 0;
  gap: 4px;
  color: #5b6370;
  font-size: 9px;
  font-weight: 800;
}

.sequence-collision-grid input {
  width: 100%;
  min-width: 0;
  height: 30px;
  padding: 0 5px;
  border: 1px solid #cfd4dd;
  border-radius: 5px;
  background: #ffffff;
  color: #303640;
  font: inherit;
  font-size: 10px;
  outline: none;
}

.sequence-collision-grid input:focus {
  border-color: #0058be;
  box-shadow: 0 0 0 3px rgba(0, 88, 190, 0.12);
}

.sequence-migrate-button {
  margin-top: 12px;
}

.sequence-small-icon-button {
  width: 28px;
  height: 28px;
  border-radius: 5px;
}

.sequence-sidebar-footer {
  display: grid;
  gap: 10px;
  margin-top: auto;
  padding: 16px;
}

.sequence-sidebar-footer p {
  margin: 0;
  line-height: 1.5;
}

.sequence-frame-editor {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
  background: #eef1f5;
}

.sequence-preview-panel {
  display: flex;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  padding: 18px 20px 12px;
}

.sequence-preview-workspace {
  display: grid;
  min-width: 0;
  min-height: 240px;
  flex: 1;
  grid-template-columns: minmax(0, 1fr) 216px;
  gap: 12px;
}

.sequence-preview-header,
.sequence-timeline-heading {
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.sequence-preview-header strong,
.sequence-timeline-heading strong {
  display: block;
  margin-top: 4px;
  color: #303640;
  font-size: 13px;
  font-weight: 800;
}

.sequence-preview-stats,
.sequence-timeline-meta {
  gap: 10px;
  white-space: nowrap;
}

.sequence-preview-stage {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 240px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid #d0d5de;
  border-radius: 8px;
  background-color: #e4e7ec;
  background-image: linear-gradient(45deg, #dce0e7 25%, transparent 25%), linear-gradient(-45deg, #dce0e7 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #dce0e7 75%), linear-gradient(-45deg, transparent 75%, #dce0e7 75%);
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-size: 16px 16px;
}

.sequence-source-library {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #d0d5de;
  border-radius: 8px;
  background: #f8f9fb;
}

.sequence-source-library-header {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 10px;
  border-bottom: 1px solid #dde1e7;
  background: #ffffff;
}

.sequence-source-library-header strong {
  display: block;
  margin-top: 2px;
  color: #303640;
  font-size: 12px;
  font-weight: 800;
}

.sequence-source-library-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.sequence-source-count {
  color: #737a86;
  font-size: 9px;
  font-weight: 800;
  white-space: nowrap;
}

.sequence-source-list {
  display: grid;
  min-height: 0;
  align-content: start;
  flex: 1;
  gap: 7px;
  overflow-y: auto;
  padding: 8px;
}

.sequence-source-list-empty {
  display: flex;
  min-height: 120px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  padding: 14px;
  color: #7a818c;
  font-size: 10px;
  line-height: 1.45;
  text-align: center;
}

.sequence-source-list-empty .material-symbols-outlined {
  color: #9aa2ae;
  font-size: 24px;
}

.sequence-source-item {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid #d7dce4;
  border-radius: 6px;
  background: #ffffff;
}

.sequence-source-item:hover {
  border-color: #aeb7c4;
}

.sequence-source-item.is-active {
  border-color: #0058be;
  box-shadow: 0 0 0 2px rgba(0, 88, 190, 0.12);
}

.sequence-source-select {
  display: grid;
  width: 100%;
  min-width: 0;
  grid-template-columns: 62px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 6px 30px 6px 6px;
  border: 0;
  background: transparent;
  color: #303640;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.sequence-source-select:focus-visible,
.sequence-source-delete:focus-visible {
  outline: 2px solid rgba(0, 88, 190, 0.5);
  outline-offset: -2px;
}

.sequence-source-thumbnail {
  position: relative;
  display: grid;
  width: 62px;
  height: 46px;
  place-items: center;
  overflow: hidden;
  border-radius: 4px;
  background: #e7eaf0;
  color: #8a939f;
}

.sequence-source-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sequence-source-thumbnail img[hidden],
.sequence-source-thumbnail .material-symbols-outlined[hidden] {
  display: none;
}

.sequence-source-thumbnail .material-symbols-outlined {
  font-size: 22px;
}

.sequence-source-copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.sequence-source-copy strong,
.sequence-source-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sequence-source-copy strong {
  font-size: 10px;
  font-weight: 800;
}

.sequence-source-copy small {
  color: #737a86;
  font-size: 9px;
  font-weight: 700;
}

.sequence-source-delete {
  position: absolute;
  top: 5px;
  right: 5px;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border: 0;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.88);
  color: #7a818c;
  cursor: pointer;
}

.sequence-source-delete:hover {
  background: #fff0ee;
  color: #b73a31;
}

.sequence-source-delete .material-symbols-outlined {
  font-size: 15px;
}

.sequence-preview-stage canvas {
  display: block;
  max-width: calc(100% - 28px);
  max-height: calc(100% - 28px);
  width: auto;
  height: auto;
  box-shadow: 0 10px 28px rgba(25, 28, 31, 0.2);
  touch-action: none;
  user-select: none;
}

.sequence-preview-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-direction: column;
  color: #6e7580;
  text-align: center;
}

.sequence-preview-empty .material-symbols-outlined {
  color: #8c95a2;
  font-size: 34px;
}

.sequence-preview-empty strong {
  color: #4e5662;
  font-size: 14px;
}

.sequence-preview-empty span {
  font-size: 11px;
}

.sequence-preview-overlay {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: flex;
  gap: 6px;
}

.sequence-preview-button {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 4px 12px rgba(25, 28, 31, 0.12);
}

.sequence-preview-button:hover,
.sequence-preview-button:focus-visible {
  border-color: #0058be;
  color: #0058be;
  outline: none;
}

.sequence-preview-button .material-symbols-outlined {
  font-size: 19px;
}

.sequence-edit-toolbar {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 8px 20px;
  border-top: 1px solid #d8dce4;
  border-bottom: 1px solid #d8dce4;
  background: #ffffff;
}

.sequence-toolbar-group {
  gap: 6px;
}

.sequence-toolbar-button {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.sequence-toolbar-button.is-danger:hover,
.sequence-toolbar-button.is-danger:focus-visible {
  border-color: #b73a31;
  color: #b73a31;
}

.sequence-toolbar-right {
  min-width: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.sequence-onion-toggle,
.sequence-onion-count {
  display: inline-flex;
  height: 32px;
  align-items: center;
  gap: 4px;
  color: #68707c;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.sequence-onion-count input {
  width: 42px;
  height: 32px;
  padding: 0 5px;
  border: 1px solid #cfd4dd;
  border-radius: 5px;
  background: #ffffff;
  color: #303640;
  font: inherit;
  font-size: 10px;
  text-align: center;
  outline: none;
}

.sequence-onion-count input:focus {
  border-color: #0058be;
  box-shadow: 0 0 0 3px rgba(0, 88, 190, 0.12);
}

.sequence-onion-count input:disabled,
.sequence-collision-grid input:disabled,
.sequence-check-control input:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.sequence-duration-control {
  display: inline-flex;
  height: 32px;
  align-items: center;
  gap: 5px;
  color: #68707c;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.sequence-duration-control input {
  width: 66px;
  padding: 0 7px;
  text-align: right;
}

.sequence-timeline-panel {
  display: flex;
  min-height: 310px;
  flex: 0 0 310px;
  flex-direction: column;
  padding: 12px 20px 16px;
  background: #ffffff;
}

.sequence-timeline-heading {
  margin-bottom: 8px;
}

.sequence-timeline-controls {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.sequence-clip-controls,
.sequence-zoom-control {
  display: flex;
  min-width: 0;
  align-items: flex-end;
  gap: 6px;
}

.sequence-compact-field,
.sequence-zoom-control {
  color: #69717d;
  font-size: 9px;
  font-weight: 800;
}

.sequence-compact-field {
  display: grid;
  min-width: 150px;
  gap: 3px;
}

.sequence-compact-field select {
  width: 150px;
  height: 28px;
  padding: 0 7px;
  border: 1px solid #cfd4dd;
  border-radius: 5px;
  background: #ffffff;
  color: #303640;
  font: inherit;
  font-size: 10px;
  outline: none;
}

.sequence-compact-field select:focus,
.sequence-zoom-control input:focus-visible {
  border-color: #0058be;
  box-shadow: 0 0 0 3px rgba(0, 88, 190, 0.12);
  outline: none;
}

.sequence-timeline-action {
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border: 1px solid #cfd4dd;
  border-radius: 5px;
  background: #ffffff;
  color: #5c6470;
  cursor: pointer;
}

.sequence-timeline-action:hover,
.sequence-timeline-action:focus-visible {
  border-color: #0058be;
  color: #0058be;
  outline: none;
}

.sequence-timeline-action.is-danger:hover,
.sequence-timeline-action.is-danger:focus-visible {
  border-color: #b73a31;
  color: #b73a31;
}

.sequence-timeline-action:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.sequence-timeline-action .material-symbols-outlined {
  font-size: 16px;
}

.sequence-clip-loop {
  display: inline-flex;
  height: 28px;
  align-items: center;
  gap: 4px;
  color: #69717d;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.sequence-clip-loop input {
  width: 14px;
  height: 14px;
  accent-color: #0058be;
}

.sequence-zoom-control {
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}

.sequence-zoom-control input {
  width: 96px;
  accent-color: #0058be;
}

.sequence-zoom-control output {
  min-width: 34px;
  color: #303640;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.sequence-timeline-scroll {
  min-height: 0;
  flex: 1;
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid #d8dce4;
  border-radius: 6px;
  background: #f7f8fa;
  outline: none;
}

.sequence-timeline-scroll:focus-visible {
  border-color: #0058be;
  box-shadow: 0 0 0 3px rgba(0, 88, 190, 0.12);
}

.sequence-timeline {
  --sequence-frame-scale: 1;
  --sequence-frame-thumbnail-height: min(82px, calc(106px * var(--sequence-frame-scale)));
  display: flex;
  min-width: max-content;
  min-height: 100%;
  align-items: stretch;
  gap: calc(6px * var(--sequence-frame-scale));
  padding: 10px;
}

.sequence-frame-cell {
  position: relative;
  display: flex;
  width: calc(86px * var(--sequence-frame-scale));
  height: calc(48px + var(--sequence-frame-thumbnail-height));
  min-height: calc(48px + var(--sequence-frame-thumbnail-height));
  flex: 0 0 calc(86px * var(--sequence-frame-scale));
  flex-direction: column;
  gap: 5px;
  padding: 5px;
  border: 1px solid #d2d7df;
  border-radius: 6px;
  background: #ffffff;
  color: #69717d;
  cursor: pointer;
  text-align: left;
}

.sequence-frame-cell:hover {
  border-color: #7f9fc3;
}

.sequence-frame-cell.is-selected {
  border-color: #0058be;
  box-shadow: 0 0 0 2px rgba(0, 88, 190, 0.16);
  color: #0058be;
}

.sequence-frame-cell.is-current {
  border-color: #0058be;
  background: #eaf3ff;
  box-shadow: 0 0 0 2px rgba(0, 88, 190, 0.28), 0 5px 12px rgba(0, 88, 190, 0.14);
}

.sequence-frame-cell[draggable="true"] {
  cursor: grab;
}

.sequence-frame-cell.is-dragging {
  cursor: grabbing;
  opacity: 0.5;
}

.sequence-frame-cell.is-drop-before::after,
.sequence-frame-cell.is-drop-after::after {
  position: absolute;
  z-index: 7;
  top: -4px;
  bottom: -4px;
  width: 3px;
  border-radius: 99px;
  background: #0f8066;
  box-shadow: 0 0 0 1px #ffffff, 0 0 10px rgba(15, 128, 102, 0.45);
  content: "";
  pointer-events: none;
}

.sequence-frame-cell.is-drop-before::after {
  left: -5px;
}

.sequence-frame-cell.is-drop-after::after {
  right: -5px;
}

.sequence-frame-cell.is-current::before {
  position: absolute;
  z-index: 4;
  top: -11px;
  bottom: -11px;
  left: -2px;
  width: 3px;
  border-radius: 99px;
  background: #0058be;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.9), 0 0 10px rgba(0, 88, 190, 0.42);
  content: "";
  pointer-events: none;
}

.sequence-frame-cell.is-current::after {
  position: absolute;
  z-index: 5;
  top: -10px;
  left: -6px;
  width: 11px;
  height: 8px;
  background: #0058be;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  content: "";
  pointer-events: none;
}

.sequence-frame-cell img {
  display: block;
  width: calc(74px * var(--sequence-frame-scale));
  height: var(--sequence-frame-thumbnail-height);
  border-radius: 4px;
  background: #e8ebf0;
  object-fit: contain;
}

.sequence-frame-cell-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  color: inherit;
  font-size: 9px;
  font-weight: 800;
}

.sequence-frame-cell-info span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sequence-frame-cell-modified {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #0f8066;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.88);
}

.sequence-frame-context-menu {
  position: fixed;
  z-index: 1200;
  display: grid;
  min-width: 164px;
  padding: 5px;
  border: 1px solid #cfd4dd;
  border-radius: 6px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(25, 28, 31, 0.18);
}

.sequence-frame-context-menu[hidden] {
  display: none;
}

.sequence-frame-context-menu button {
  display: block;
  width: 100%;
  padding: 8px 9px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #303640;
  font: inherit;
  font-size: 10px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.sequence-frame-context-menu button:hover,
.sequence-frame-context-menu button:focus-visible {
  background: #eaf3ff;
  color: #0058be;
  outline: none;
}

.sequence-frame-context-menu button.is-danger:hover,
.sequence-frame-context-menu button.is-danger:focus-visible {
  background: #fff0ee;
  color: #b73a31;
}

@media (max-width: 900px) {
  .sequence-topbar {
    min-height: 108px;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-rows: 42px auto;
    row-gap: 8px;
    padding-right: 22px;
  }

  .sequence-topbar-actions {
    grid-column: 1 / -1;
    grid-row: 2;
    min-width: 0;
    justify-content: flex-end;
    overflow-x: auto;
  }

  .sequence-project-picker {
    width: auto;
    max-width: 280px;
    flex: 0 1 280px;
    margin-right: auto;
  }

  .sequence-project-menu-button {
    width: 100%;
  }

  .sequence-frame-main {
    grid-template-columns: 240px minmax(0, 1fr);
  }
}

@media (max-width: 700px) {
  .sequence-topbar {
    min-height: 92px;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: 36px auto;
    gap: 8px;
    padding: 8px 12px;
  }

  .sequence-brand img {
    width: 30px;
    height: 30px;
    flex-basis: 30px;
  }

  .sequence-brand span {
    display: none;
  }

  .sequence-topbar-actions {
    gap: 5px;
  }

  .sequence-frame-main {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
  }

  .sequence-frame-sidebar {
    display: grid;
    min-height: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow: visible;
    border-right: 0;
    border-bottom: 1px solid #d8dce4;
  }

  .sequence-panel-section {
    padding: 14px 12px;
  }

  .sequence-source-section {
    grid-column: 1 / -1;
  }

  .sequence-sidebar-footer {
    grid-column: 1 / -1;
    margin-top: 0;
    padding: 12px;
  }

  .sequence-frame-editor {
    min-height: 620px;
  }

  .sequence-preview-panel {
    min-height: 330px;
    padding: 12px;
  }

  .sequence-preview-workspace {
    min-height: 520px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(300px, 1fr) 142px;
  }

  .sequence-source-list {
    grid-auto-columns: 176px;
    grid-auto-flow: column;
    overflow-x: auto;
    overflow-y: hidden;
  }

  .sequence-edit-toolbar,
  .sequence-timeline-panel,
  .sequence-timeline-controls {
    padding-right: 12px;
    padding-left: 12px;
  }

  .sequence-timeline-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .sequence-zoom-control {
    justify-content: flex-end;
  }

  .sequence-selection-label {
    display: none;
  }
}

/* The global mode switch occupies the first row on sequence-frame pages.
   Keep project actions in their own centered row so the wide project picker
   and icon controls remain fully clickable. */
html[data-jwj-workspace-mode="sequence"] .sequence-topbar {
  min-height: 108px;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: 42px auto;
  row-gap: 8px;
  padding: 10px 22px;
}

html[data-jwj-workspace-mode="sequence"] .sequence-topbar-actions {
  grid-column: 1;
  grid-row: 2;
  min-width: 0;
  justify-content: center;
  overflow-x: auto;
}

@media (max-width: 700px) {
  html[data-jwj-workspace-mode="sequence"] .sequence-topbar {
    min-height: 92px;
    grid-template-rows: 36px auto;
    gap: 8px;
    padding: 8px 12px;
  }

  html[data-jwj-workspace-mode="sequence"] .sequence-topbar-actions {
    justify-content: flex-start;
  }
}