/* Editor chrome — panel, canvas frame, cyclers, edit affordances.
   All editor styles scoped to .app-* or body.preview-off. */

:root {
  --panel-width: 380px;
  --panel-bg: #1b1b1d;
  --panel-fg: #e9e7e1;
  --panel-muted: #8f8b82;
  --panel-border: #2c2c2f;
  --panel-accent: #B8543A; /* clay */
  --panel-row-hover: #232326;
}

/* Layout shell */
html, body { height: 100%; }
body.app-shell {
  background: var(--color-bg);
  display: grid;
  grid-template-columns: 1fr var(--panel-width);
  min-height: 100vh;
}
body.app-shell.preview-on {
  grid-template-columns: 1fr 0;
}

.app-canvas {
  overflow-x: hidden;
  min-width: 0;
}

/* Right-hand control panel */
.app-panel {
  position: sticky; top: 0;
  height: 100vh;
  background: var(--panel-bg);
  color: var(--panel-fg);
  border-left: 1px solid var(--panel-border);
  font-family: var(--font-sans);
  display: flex; flex-direction: column;
  overflow: hidden;
  transition: width var(--dur-base) var(--ease-standard);
}
body.app-shell.preview-on .app-panel {
  display: none;
}

.app-panel__header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--panel-border);
  display: flex; flex-direction: column; gap: 4px;
}
.app-panel__topline {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
}
.app-panel__brand {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--panel-muted);
}
.app-sync-pill {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 3px 10px 3px 18px;
  color: var(--panel-muted);
  border: 1px solid var(--panel-border);
  position: relative;
}
.app-sync-pill::before {
  content: "";
  position: absolute; left: 7px; top: 50%;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--panel-muted);
  transform: translateY(-50%);
}
.app-sync-pill.is-saved   { color: #7db081; border-color: #3f5a45; }
.app-sync-pill.is-saved::before   { background: #7db081; }
.app-sync-pill.is-saving  { color: #d9bc6a; }
.app-sync-pill.is-saving::before  { background: #d9bc6a; animation: sync-pulse 1.1s ease-in-out infinite; }
.app-sync-pill.is-dirty   { color: #d9bc6a; }
.app-sync-pill.is-dirty::before   { background: #d9bc6a; }
.app-sync-pill.is-offline { color: #c97263; border-color: #5c3a33; }
.app-sync-pill.is-offline::before { background: #c97263; }
.app-sync-pill.is-loading { color: var(--panel-muted); }
.app-sync-pill.is-loading::before { background: var(--panel-muted); animation: sync-pulse 1.1s ease-in-out infinite; }
@keyframes sync-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.app-panel__title {
  font-size: 18px; font-weight: 500; letter-spacing: -0.01em;
  padding: 2px 4px; margin-left: -4px;
  outline: 1px dashed transparent;
  outline-offset: 2px;
  cursor: text;
  transition: outline-color var(--dur-fast), background var(--dur-fast);
}
.app-panel__title:hover { outline-color: rgba(184, 84, 58, 0.45); }
.app-panel__title.is-editing,
.app-panel__title:focus {
  outline: 1px solid var(--panel-accent);
  background: rgba(255, 255, 255, 0.08);
}
.app-pages__name-label {
  display: inline-block;
  padding: 2px 4px; margin: -2px -4px;
  outline: 1px dashed transparent;
  outline-offset: 2px;
  transition: outline-color var(--dur-fast), background var(--dur-fast);
  max-width: 100%;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.app-pages__row.is-current .app-pages__name-label:hover {
  outline-color: rgba(184, 84, 58, 0.45);
  cursor: text;
}
.app-pages__name-label.is-editing {
  outline: 1px solid var(--panel-accent);
  background: rgba(255, 255, 255, 0.08);
  cursor: text;
}
.app-panel__actions {
  display: flex; gap: 8px; margin-top: 10px;
  flex-wrap: wrap;
}
.app-btn {
  background: transparent; color: var(--panel-fg);
  border: 1px solid var(--panel-border);
  font-family: inherit;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 8px 12px;
  cursor: pointer;
  transition: background var(--dur-fast), border-color var(--dur-fast);
}
.app-btn:hover { background: var(--panel-row-hover); border-color: var(--panel-muted); }
.app-btn--danger:hover { border-color: var(--panel-accent); color: var(--panel-accent); }

.app-panel__body {
  overflow-y: auto;
  padding: 0;
  flex: 1;
}

.app-panel__section {
  border-bottom: 1px solid var(--panel-border);
}
.app-panel__section-head {
  padding: 14px 20px 10px;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--panel-muted);
}

/* Outline rows */
.app-outline { list-style: none; margin: 0; padding: 0; }
.app-outline__row {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 10px 20px;
  border-top: 1px solid var(--panel-border);
  cursor: default;
  position: relative;
}
.app-outline__row:first-child { border-top: none; }
.app-outline__row:hover { background: var(--panel-row-hover); }
.app-outline__row.is-selected {
  background: var(--panel-row-hover);
  box-shadow: inset 2px 0 0 var(--panel-accent);
}
.app-outline__row.is-hidden { opacity: 0.5; }
.app-outline__row.is-dragging { opacity: 0.35; }
.app-outline__row.drop-before {
  box-shadow: inset 0 3px 0 var(--panel-accent);
}
.app-outline__row.drop-after {
  box-shadow: inset 0 -3px 0 var(--panel-accent);
}
.app-outline__row.drop-before.is-selected {
  box-shadow: inset 2px 0 0 var(--panel-accent), inset 0 3px 0 var(--panel-accent);
}
.app-outline__row.drop-after.is-selected {
  box-shadow: inset 2px 0 0 var(--panel-accent), inset 0 -3px 0 var(--panel-accent);
}

.app-outline__drag {
  font-size: 14px;
  color: var(--panel-muted);
  cursor: grab;
  user-select: none;
  text-align: center;
}
.app-outline__main {
  min-width: 0;
  display: flex; flex-direction: column; gap: 2px;
  cursor: pointer;
}
.app-outline__type {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--panel-muted);
}
.app-outline__preview {
  font-size: 13px;
  color: var(--panel-fg);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.app-outline__controls {
  display: flex; gap: 2px;
}
.app-outline__controls button {
  background: transparent; color: var(--panel-muted);
  border: 1px solid transparent;
  width: 24px; height: 24px;
  cursor: pointer;
  font-size: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.app-outline__controls button:hover {
  color: var(--panel-fg);
  border-color: var(--panel-border);
}

/* Selected block details */
.app-block-detail {
  padding: 0 20px 20px;
}
.app-block-detail__empty {
  padding: 24px 20px;
  color: var(--panel-muted);
  font-size: 13px;
  line-height: 1.5;
}
.app-field {
  padding: 12px 0;
  border-bottom: 1px solid var(--panel-border);
}
.app-field:last-child { border-bottom: none; }
.app-field__label {
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--panel-muted);
  margin-bottom: 8px;
  display: flex; justify-content: space-between; align-items: baseline;
}
.app-field__count { font-size: 10px; color: var(--panel-muted); }

.app-cycler {
  display: grid;
  grid-template-columns: 28px 1fr 28px;
  gap: 8px; align-items: stretch;
}
.app-cycler__btn {
  background: transparent; color: var(--panel-fg);
  border: 1px solid var(--panel-border);
  font-family: inherit;
  cursor: pointer;
  font-size: 14px;
  transition: background var(--dur-fast);
}
.app-cycler__btn:hover:not(:disabled) { background: var(--panel-row-hover); }
.app-cycler__btn:disabled { opacity: 0.3; cursor: not-allowed; }
.app-cycler__value {
  border: 1px solid var(--panel-border);
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--panel-fg);
  min-height: 36px;
  max-height: 90px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  word-break: break-word;
}

.app-field__hint {
  margin-top: 8px;
  font-size: 11px;
  color: var(--panel-muted);
  line-height: 1.5;
}

/* Tint picker */
.app-tint-picker {
  display: flex; gap: 8px;
}
.app-tint-swatch {
  position: relative;
  width: 40px; height: 40px;
  border: 1px solid var(--panel-border);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: transform var(--dur-fast), border-color var(--dur-fast);
}
.app-tint-swatch:hover {
  border-color: var(--panel-fg);
  transform: translateY(-1px);
}
.app-tint-swatch__check {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255, 255, 255, 0.95);
  font-size: 16px;
  text-shadow: 0 0 2px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity var(--dur-fast);
}
.app-tint-swatch.is-active {
  border-color: var(--panel-fg);
  box-shadow: 0 0 0 2px var(--panel-bg), 0 0 0 3px var(--panel-accent);
}
.app-tint-swatch.is-active .app-tint-swatch__check {
  opacity: 1;
}

/* Canvas-side edit affordances */
body:not(.preview-on) [data-editable] {
  outline: 1px dashed transparent;
  outline-offset: 4px;
  cursor: text;
  transition: outline-color var(--dur-fast);
}
body:not(.preview-on) [data-editable]:hover {
  outline-color: rgba(184, 84, 58, 0.55);
}
body:not(.preview-on) [data-editable]:focus {
  outline: 1px solid var(--color-clay);
  outline-offset: 4px;
  background: rgba(255, 255, 255, 0.4);
}
body:not(.preview-on) [data-block].is-selected {
  position: relative;
}
body:not(.preview-on) [data-block].is-selected::before {
  content: "";
  position: absolute; inset: -8px -12px;
  border: 1px dashed var(--color-clay);
  pointer-events: none;
}
body:not(.preview-on) [data-block] {
  cursor: pointer;
}
body:not(.preview-on) [data-block] [data-editable] {
  cursor: text;
}

/* Hide cycler buttons / edit hints in preview */
body.preview-on [data-editable] { outline: none !important; cursor: default; }

/* ============================================================
   Page tabs strip (canvas-side, above the rendered page)
   ============================================================ */
.page-tabs {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 10px var(--container-pad);
  background: var(--color-bone);
  border-bottom: 1px solid var(--color-rule);
  font-family: var(--font-sans);
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-tabs__tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--color-ink-muted);
  font-family: inherit;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  font-weight: 500;
  padding: 10px 18px;
  margin: 0 2px;
  cursor: pointer;
  transition: color var(--dur-fast), border-color var(--dur-fast);
  white-space: nowrap;
}
.page-tabs__tab:hover { color: var(--color-ink); }
.page-tabs__tab.is-active {
  color: var(--color-ink);
  border-bottom-color: var(--color-clay);
}
.page-tabs__add {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--color-rule);
  color: var(--color-ink-muted);
  font-family: inherit;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 6px 12px;
  cursor: pointer;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.page-tabs__add:hover {
  color: var(--color-ink);
  border-color: var(--color-ink);
}

body.preview-on .page-tabs__add { display: none; }

/* Edit toggle button in Interface topbar utility — always visible, toggles panel */
.c-topbar__edit-toggle {
  background: transparent;
  border: 1px solid var(--color-ink);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  cursor: pointer;
  transition: background var(--dur-fast), color var(--dur-fast);
}
.c-topbar__edit-toggle:hover {
  background: var(--color-ink);
  color: var(--color-paper);
}
body.preview-on .c-topbar__edit-toggle {
  background: var(--color-ink);
  color: var(--color-paper);
}

/* ============================================================
   Pages section (panel)
   ============================================================ */
.app-pages {
  list-style: none; margin: 0; padding: 0;
}
.app-pages__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 8px 20px;
  border-top: 1px solid var(--panel-border);
}
.app-pages__row:first-child { border-top: none; }
.app-pages__row:hover { background: var(--panel-row-hover); }
.app-pages__row.is-current { box-shadow: inset 2px 0 0 var(--panel-accent); }
.app-pages__name {
  background: transparent; border: none; color: var(--panel-fg);
  font-family: inherit; font-size: 13px;
  cursor: pointer; text-align: left;
  padding: 2px 0;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.app-pages__row.is-current .app-pages__name { font-weight: 500; }
.app-pages__controls { display: flex; gap: 2px; }
.app-pages__controls button {
  background: transparent; color: var(--panel-muted);
  border: 1px solid transparent;
  width: 24px; height: 24px;
  cursor: pointer;
  font-size: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.app-pages__controls button:hover:not(:disabled) {
  color: var(--panel-fg);
  border-color: var(--panel-border);
}
.app-pages__controls button:disabled {
  opacity: 0.3; cursor: not-allowed;
}
.app-panel__section-actions {
  padding: 8px 20px 14px;
  display: flex; flex-wrap: wrap; gap: 6px;
}

/* ============================================================
   Outline additions: empty state + delete button
   ============================================================ */
.app-outline__empty {
  padding: 16px 20px;
  color: var(--panel-muted);
  font-size: 12px;
  line-height: 1.5;
  font-style: italic;
}

/* ============================================================
   Add block menu
   ============================================================ */
.app-addblock {
  padding: 14px 20px 16px;
  border-top: 1px solid var(--panel-border);
}
.app-addblock__label {
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--panel-muted);
  margin-bottom: 8px;
}
.app-addblock__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.app-addblock__item {
  background: transparent;
  color: var(--panel-fg);
  border: 1px solid var(--panel-border);
  font-family: inherit;
  font-size: 11px; letter-spacing: 0.06em;
  padding: 10px 8px;
  text-align: left;
  cursor: pointer;
  transition: border-color var(--dur-fast), background var(--dur-fast);
}
.app-addblock__item:hover {
  background: var(--panel-row-hover);
  border-color: var(--panel-muted);
}

/* Scroll behaviour inside panel */
.app-panel__body::-webkit-scrollbar { width: 10px; }
.app-panel__body::-webkit-scrollbar-track { background: var(--panel-bg); }
.app-panel__body::-webkit-scrollbar-thumb {
  background: var(--panel-border); border: 2px solid var(--panel-bg);
}
.app-panel__body::-webkit-scrollbar-thumb:hover { background: var(--panel-muted); }

/* ============================================================
   Login overlay
   ============================================================ */
.login-overlay {
  position: fixed; inset: 0;
  z-index: 100;
  background: var(--color-paper);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.login-overlay.hidden { display: none; }
.login-card {
  width: 100%;
  max-width: 420px;
  padding: 48px 40px;
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  display: flex; flex-direction: column;
}
.login-eyebrow {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 14px;
}
.login-title {
  font-family: var(--font-display);
  font-size: 28px; font-weight: 700; line-height: 1.1;
  letter-spacing: -0.01em; text-transform: uppercase;
  color: var(--color-ink);
  margin: 0 0 16px;
}
.login-intro {
  font-size: 15px; line-height: 1.5;
  color: var(--color-ink-soft);
  margin: 0 0 32px;
}
.login-form {
  display: flex; flex-direction: column; gap: 20px;
}
.login-field {
  display: flex; flex-direction: column; gap: 6px;
}
.login-field > span {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-ink-muted);
}
.login-field input {
  font: inherit;
  font-size: 17px;
  padding: 10px 0;
  border: none;
  border-bottom: 1px solid var(--color-ink);
  background: transparent;
  outline: none;
  color: var(--color-ink);
}
.login-field input:focus { border-bottom-color: var(--color-clay); }
.login-submit {
  align-self: flex-start;
  margin-top: 8px;
}
.login-error {
  min-height: 1.2em;
  font-size: 13px;
  color: var(--color-clay-deep, #8A3A25);
}
.login-divider {
  height: 1px;
  background: var(--color-rule);
  margin: 32px 0 24px;
}
.login-view-link {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 13px; font-weight: 500; letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 6px;
  align-self: flex-start;
  transition: color var(--dur-base), border-color var(--dur-base);
}
.login-view-link:hover {
  color: var(--color-clay);
  border-color: var(--color-clay);
}
.login-view-caption {
  font-size: 12px;
  color: var(--color-ink-muted);
  margin: 10px 0 0;
}

.login-overlay:not(.hidden) ~ .app-canvas,
.login-overlay:not(.hidden) ~ .app-panel { visibility: hidden; }

/* ============================================================
   View mode (read-only)
   ============================================================ */
body.view-mode .c-topbar__edit-toggle { display: none; }
body.view-mode .page-tabs__add { display: none; }
body.view-mode [data-editable] {
  cursor: default !important;
  outline: none !important;
  user-select: text;
}
body.view-mode [data-editable]:hover,
body.view-mode [data-editable]:focus {
  outline: none !important;
  background: transparent !important;
}
body.view-mode [data-block] { cursor: default !important; }
body.view-mode [data-block].is-selected::before { display: none !important; }
body.view-mode [data-image-slot] { cursor: default !important; }

.view-badge {
  position: fixed; top: 16px; right: 16px;
  z-index: 50;
  background: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-sans);
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 500;
  padding: 6px 14px;
}

body:not(.app-ready) .app-canvas,
body:not(.app-ready) .app-panel { visibility: hidden; }

/* Small screen fallback: stack panel below canvas */
@media (max-width: 960px) {
  body.app-shell {
    grid-template-columns: 1fr;
  }
  .app-panel {
    position: fixed; bottom: 0; left: 0; right: 0; top: auto;
    height: 40vh;
    border-left: none;
    border-top: 1px solid var(--panel-border);
    z-index: 20;
  }
  .app-canvas {
    padding-bottom: 40vh;
  }
}