/* Bayan UI Components — token-driven only */

/* ── Navigation ── */
.site-nav {
  background: var(--color-nav-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
}

.nav-link {
  position: relative;
  transition: color var(--transition-base);
  color: var(--color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  right: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link-external {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
}

.nav-link-external::after {
  content: '↗';
  font-size: 0.85em;
  opacity: 0.7;
  position: static;
  width: auto !important;
  height: auto;
  background: none;
  transition: none;
}

.nav-link-external:hover::after {
  width: auto !important;
  background: none;
  opacity: 1;
}

.mobile-drawer-link-external {
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  color: inherit;
}

.mobile-drawer-link-external::after {
  content: '↗';
  opacity: 0.65;
  font-size: 0.9em;
}

.footer-external-link {
  color: var(--color-text-secondary);
}

.footer-external-link:hover {
  color: var(--color-primary);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.theme-toggle:hover {
  background: var(--color-surface-elevated);
  border-color: var(--color-border-strong);
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background var(--transition-base);
}

.mobile-menu-btn:hover {
  background: var(--color-surface-elevated);
}

.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  visibility: hidden;
}

.mobile-drawer.open {
  pointer-events: auto;
  visibility: visible;
}

.mobile-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.mobile-drawer.open .mobile-drawer-backdrop {
  opacity: 1;
}

.mobile-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(280px, 85vw);
  height: 100%;
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.mobile-drawer.open .mobile-drawer-panel {
  transform: translateX(0);
}

.mobile-drawer-link {
  display: block;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
  text-align: right;
  border: none;
  background: transparent;
  cursor: pointer;
  width: 100%;
  font-size: var(--font-size-body);
  font-family: inherit;
  transition: background var(--transition-base), color var(--transition-base);
}

.mobile-drawer-link:hover,
.mobile-drawer-link.active {
  background: var(--color-surface-elevated);
  color: var(--color-primary);
}

/* ── Cards ── */
.surface-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.card-hover {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-popover);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.5rem;
}

.feature-icon--spelling {
  background: var(--color-badge-spelling-bg);
  color: var(--color-error);
}

.feature-icon--grammar {
  background: var(--color-badge-grammar-bg);
  color: var(--color-warning);
}

.feature-icon--punctuation {
  background: var(--color-badge-punctuation-bg);
  color: var(--color-success);
}

.feature-icon--summarize {
  background: var(--color-summary-accent-bg);
  color: var(--color-secondary);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 50%;
  transform: translateX(50%);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-bold);
}

/* ── Editor shell ── */
.editor-shell {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: visible;
  box-shadow: var(--shadow-card);
  position: relative;
}

.editor-shell > *:first-child {
  border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.editor-shell > *:last-child {
  border-radius: 0 0 var(--radius-card) var(--radius-card);
}

.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.editor-tab {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-caption);
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background var(--transition-base), color var(--transition-base);
  background: transparent;
  color: var(--color-text-secondary);
  min-height: 44px;
}

.editor-tab:hover {
  color: var(--color-text-primary);
  background: var(--color-surface-elevated);
}

.editor-tab.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-text-inverse);
}

/* ── Formatting Toolbar ── */
.format-toolbar {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 6px;
  padding: 8px var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow: visible;
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}

.fmt-group {
  display: flex;
  align-items: center;
  gap: 1px;
  background: var(--color-border);
  border-radius: 6px;
  overflow: hidden;
}

.fmt-group--font {
  background: transparent;
  gap: 6px;
  overflow: visible;
}

.fmt-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: 14px;
  transition: all 0.15s ease;
  position: relative;
}

.fmt-btn:hover {
  background: var(--color-surface-elevated);
  color: var(--color-text-primary);
}

.fmt-btn.fmt-active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
}

.fmt-btn svg {
  flex-shrink: 0;
}

.fmt-divider {
  width: 1px;
  height: 28px;
  background: var(--color-border);
  margin: 0 2px;
  flex-shrink: 0;
}

/* ── Custom Dropdowns ── */
.fmt-dropdown {
  position: relative;
}

.fmt-dropdown__trigger {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  height: 34px;
  min-width: 120px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.fmt-dropdown__trigger:hover {
  border-color: var(--color-primary);
  background: var(--color-surface-elevated);
}

.fmt-dropdown__trigger--size {
  min-width: 56px;
  justify-content: center;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.fmt-dropdown__icon {
  flex-shrink: 0;
  color: var(--color-text-secondary);
}

.fmt-dropdown__chevron {
  flex-shrink: 0;
  color: var(--color-text-secondary);
  transition: transform 0.2s ease;
  margin-inline-start: auto;
}

.fmt-dropdown.open .fmt-dropdown__chevron {
  transform: rotate(180deg);
}

.fmt-dropdown__menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  min-width: 180px;
  max-height: 280px;
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  padding: 4px;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
}

.fmt-dropdown.open .fmt-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.fmt-dropdown__menu--size {
  min-width: 100px;
}

.fmt-dropdown__item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.12s ease;
  text-align: right;
}

.fmt-dropdown__item:hover {
  background: var(--color-surface-elevated);
}

.fmt-dropdown__item--active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
}

.fmt-dropdown__item--active:hover {
  opacity: 0.9;
}

.fmt-size-preview {
  display: inline-block;
  width: 40px;
  text-align: center;
  font-weight: 700;
  color: var(--color-text-secondary);
  line-height: 1;
}

.fmt-dropdown__item--active .fmt-size-preview {
  color: #fff;
}

.editor-surface {
  background: var(--color-editor);
  color: var(--color-text-primary);
  min-height: 50vh;
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: var(--font-size-editor);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-editor);
  letter-spacing: var(--letter-spacing-arabic);
  direction: rtl;
  text-align: right;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-y: auto;
  border-radius: 0;
  margin: 0;
  border: none;
  border-top: 1px solid var(--color-border);
  box-shadow: none;
  transition: none;
  flex: 1;
}

@media (min-width: 768px) {
  .editor-surface { min-height: 60vh; }
}

@media (min-width: 1024px) {
  .editor-surface { min-height: 500px; }
}

.editor-surface:focus {
  outline: none;
}



.editor-surface[data-empty="true"]::before {
  content: attr(data-placeholder);
  color: var(--color-placeholder);
  font-style: italic;
  pointer-events: none;
  display: block;
}

.editor-surface.analyzing {
  opacity: 0.92;
}

.editor-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.editor-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
}

.stat-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.stat-dot--spelling { background: var(--color-error); }
.stat-dot--grammar { background: var(--color-warning); }
.stat-dot--punctuation { background: var(--color-success); }

.editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

/* ── Buttons ── */
.btn-ghost {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-caption);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-family: inherit;
  min-height: 44px;
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.btn-ghost:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border-strong);
  background: var(--color-surface-elevated);
}

.btn-primary {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-caption);
  border: none;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-text-inverse);
  cursor: pointer;
  font-family: inherit;
  min-height: 44px;
  transition: opacity var(--transition-base), transform var(--transition-fast);
}

.btn-primary:hover {
  opacity: 0.92;
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary.is-hidden,
.apply-all-btn.is-hidden,
.is-hidden {
  display: none;
}

/* ── Error highlights ── */
.spelling-error,
.grammar-error,
.punctuation-suggestion {
  cursor: pointer;
  padding: 0 2px;
  border-radius: 2px;
  transition: background var(--transition-fast), filter var(--transition-fast);
}

.spelling-error {
  background: var(--highlight-spelling-bg);
  border-bottom: 2px solid var(--highlight-spelling-border);
}

.grammar-error {
  background: var(--highlight-grammar-bg);
  border-bottom: 2px solid var(--highlight-grammar-border);
}

.punctuation-suggestion {
  background: var(--highlight-punctuation-bg);
  border-bottom: 2px solid var(--highlight-punctuation-border);
}

.spelling-error:hover,
.grammar-error:hover,
.punctuation-suggestion:hover,
.highlight-active {
  filter: brightness(1.08);
}

/* ── Suggestion popover ── */
.suggestion-popover {
  position: fixed;
  z-index: 1000;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-card);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-popover);
  max-width: 320px;
  display: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.suggestion-popover.show {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.popover-type {
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.popover-type--spelling { color: var(--color-error); }
.popover-type--grammar { color: var(--color-warning); }
.popover-type--punctuation { color: var(--color-success); }

.popover-original-word {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
  text-align: right;
}

.popover-original-word .popover-label {
  font-weight: var(--font-weight-bold);
}

#tooltip-original {
  text-decoration: line-through;
  color: var(--color-error);
}

.popover-alternatives {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--spacing-sm);
}

.popover-alt-btn {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--font-size-base);
  text-align: right;
  transition: all var(--transition-base);
  min-height: 40px;
}

.popover-alt-btn:hover {
  background: var(--color-surface-elevated);
  border-color: var(--color-primary);
  transform: translateX(-2px);
}

.popover-alt-main {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-text-inverse);
  border-color: transparent;
  font-weight: var(--font-weight-bold);
}

.popover-alt-main:hover {
  opacity: 0.92;
  transform: translateX(-2px);
  border-color: transparent;
}

.popover-alt-keep {
  background: transparent;
  border: 1px dashed var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-medium);
  text-align: center;
  min-height: 36px;
  padding: 6px 12px;
  margin-top: 2px;
}

.popover-alt-keep:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-secondary);
  background: var(--color-surface-elevated);
}

.popover-hint {
  font-size: var(--font-size-label);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--spacing-sm);
}

/* ── Alt chips in suggestion cards ── */
.suggestion-card-alts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.alt-chip {
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: var(--font-size-label);
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition-base);
}

.alt-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-text-primary);
  background: var(--color-surface-elevated);
}

.alt-chip--main {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-text-inverse);
  border-color: transparent;
  font-weight: var(--font-weight-bold);
}

.alt-chip--main:hover {
  opacity: 0.9;
  border-color: transparent;
}

.alt-chip--keep {
  border-style: dashed;
  color: var(--color-text-muted);
  font-size: 0.7rem;
}

.alt-chip--keep:hover {
  color: var(--color-text-primary);
}

/* ── Suggestion cards ── */
.suggestion-card {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
  cursor: pointer;
  transition: border-color var(--transition-base), background var(--transition-base);
  text-align: right;
}

.suggestion-card:hover,
.suggestion-card.focused {
  border-color: var(--color-primary);
  background: var(--color-suggestion-hover-bg);
}

.suggestion-card-badge {
  display: inline-block;
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-bold);
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: var(--spacing-sm);
}

.badge-spelling {
  background: var(--color-badge-spelling-bg);
  color: var(--color-error);
}

.badge-grammar {
  background: var(--color-badge-grammar-bg);
  color: var(--color-warning);
}

.badge-punctuation {
  background: var(--color-badge-punctuation-bg);
  color: var(--color-success);
}

.suggestion-card-change {
  font-size: var(--font-size-caption);
  margin-bottom: 4px;
  color: var(--color-text-primary);
}

.suggestion-card-original {
  text-decoration: line-through;
  color: var(--color-text-muted);
}

.suggestion-card-arrow {
  margin: 0 var(--spacing-sm);
  color: var(--color-text-muted);
}

.suggestion-card-fix {
  color: var(--color-success);
  font-weight: var(--font-weight-semibold);
}

.suggestion-card-apply {
  float: left;
  padding: 4px 10px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  font-family: inherit;
  min-height: 32px;
  transition: opacity var(--transition-base);
}

.suggestion-card-apply:hover {
  opacity: 0.9;
}

/* ── Score ring ── */
.score-ring-wrap {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto var(--spacing-md);
}

.score-circle {
  transition: stroke-dashoffset 0.6s ease-in-out;
}

.score-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  color: var(--color-text-muted);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-md);
  opacity: 0.35;
  color: var(--color-text-muted);
}

/* ── Sidebar ── */
.sidebar-panel {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.sidebar-card {
  padding: var(--spacing-lg);
}

.suggestions-scroll {
  max-height: 420px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.apply-all-btn {
  width: 100%;
  margin-top: var(--spacing-sm);
}

/* ── Summarize panel ── */
.summarize-panel {
  padding: var(--spacing-lg);
}

.summary-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  border: 1px solid var(--color-summary-accent-border);
  box-shadow: var(--shadow-card);
}

.summary-card__title {
  color: var(--color-secondary);
}

.summary-loading {
  text-align: center;
  padding: var(--spacing-lg);
}

.summary-loading__spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-summary-accent-border);
  border-top-color: var(--color-secondary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.summary-error {
  color: var(--color-error);
  margin-bottom: var(--spacing-sm);
}

.summary-loading__text {
  margin-top: var(--spacing-md);
  color: var(--color-text-secondary);
}

.summary-preview {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.summary-preview.show {
  max-height: 500px;
}

/* ── Mobile bottom sheet ── */
.mobile-sheet-trigger {
  display: none;
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  font-family: inherit;
  min-height: 44px;
  margin-top: var(--spacing-md);
  transition: background var(--transition-base);
}

.mobile-sheet-trigger:hover {
  background: var(--color-surface-elevated);
}

@media (max-width: 1023px) {
  .mobile-sheet-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .sidebar-desktop {
    display: none;
  }
}

.bottom-sheet {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  visibility: hidden;
}

.bottom-sheet.open {
  pointer-events: auto;
  visibility: visible;
}

.bottom-sheet-backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.bottom-sheet.open .bottom-sheet-backdrop {
  opacity: 1;
}

.bottom-sheet-panel {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 70vh;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-strong);
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  padding: var(--spacing-lg);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
  box-shadow: var(--shadow-popover);
}

.bottom-sheet.open .bottom-sheet-panel {
  transform: translateY(0);
}

.bottom-sheet-handle {
  width: 40px;
  height: 4px;
  background: var(--color-border-strong);
  border-radius: 2px;
  margin: 0 auto var(--spacing-md);
}

/* ── Analysis loading ── */
.analyzing-indicator {
  display: none;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-caption);
  color: var(--color-text-secondary);
}

.analyzing-indicator.active {
  display: flex;
  animation: pulse-subtle 1.2s ease infinite;
}

.analyzing-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ── Range input ── */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  cursor: pointer;
  flex: 1;
}

input[type="range"]::-webkit-slider-track {
  background: var(--color-border-strong);
  height: 6px;
  border-radius: 3px;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  margin-top: -6px;
}

/* ── Editor layout ── */
.editor-layout {
  display: grid;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

@media (min-width: 1024px) {
  .editor-layout {
    grid-template-columns: 220px 1fr 340px;
    padding: var(--spacing-lg);
  }
}

@media (min-width: 1280px) {
  .editor-layout {
    grid-template-columns: 240px 1fr 380px;
  }
}

/* ── Documents Panel (inline, always visible on desktop) ── */
.docs-panel {
  display: none;
}

.docs-panel-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .docs-panel-desktop {
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    max-height: calc(100vh - 100px);
    position: sticky;
    top: 80px;
  }
}

.docs-panel__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.docs-panel__icon {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.docs-panel__title {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.docs-panel__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-sm);
}

/* ── Toolbar separator ── */
.toolbar-separator {
  width: 1px;
  height: 20px;
  background: var(--color-border-strong);
  margin: 0 var(--spacing-xs);
}

/* ── Save button (icon only) ── */
.doc-save-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: var(--radius-md);
  min-height: 32px;
  min-width: 32px;
}

/* ── Mobile docs toggle (hide on desktop where panel is inline) ── */
.docs-sidebar-toggle-mobile {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  min-height: 32px;
  min-width: 32px;
}

@media (min-width: 1024px) {
  .docs-sidebar-toggle-mobile {
    display: none;
  }
}

/* ── Sidebar Import/Export card ── */
.sidebar-io {
  padding: var(--spacing-md) var(--spacing-lg);
}

.sidebar-io__title {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--spacing-sm);
}

.sidebar-io__actions {
  display: flex;
  gap: var(--spacing-sm);
}

.sidebar-io__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  min-height: 40px;
}

.sidebar-io__btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text-primary);
  background: var(--color-surface-elevated);
}

.sidebar-io__dropdown {
  flex: 1;
  position: relative;
}

/* ── Marketing token utilities ── */
.marketing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.marketing-divider {
  background: var(--color-border-strong);
}

.badge-pill {
  background: var(--color-primary-subtle-bg);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-subtle-border);
}

.check-icon { color: var(--color-success); }
.muted-icon { color: var(--color-text-muted); }

.demo-editor-surface {
  background: var(--color-editor);
  color: var(--color-text-primary);
}

.demo-callout--spelling {
  background: var(--highlight-spelling-bg);
  border-right: 4px solid var(--highlight-spelling-border);
}

.demo-callout--grammar {
  background: var(--highlight-grammar-bg);
  border-right: 4px solid var(--highlight-grammar-border);
}

.demo-callout--punctuation {
  background: var(--highlight-punctuation-bg);
  border-right: 4px solid var(--highlight-punctuation-border);
}

.demo-callout--summarize {
  background: var(--color-summary-accent-bg);
  border-right: 4px solid var(--color-secondary);
}

.footer-bar {
  background: var(--color-bg);
  border-color: var(--color-border);
}

/* ── Document management (Phase 4) ── */
.doc-toolbar-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.doc-dropdown {
  position: relative;
}

.doc-dropdown__trigger {
  min-height: 44px;
}

.doc-dropdown__menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 200px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-popover);
  padding: var(--spacing-sm);
  display: none;
  z-index: 200;
}

.doc-dropdown__menu.is-open {
  display: block;
}

.doc-dropdown__item {
  display: block;
  width: 100%;
  text-align: right;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  min-height: 44px;
  transition: background var(--transition-base);
}

.doc-dropdown__item:hover:not(:disabled) {
  background: var(--color-suggestion-hover-bg);
}

.doc-dropdown__item:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.analysis-limit-banner {
  margin: 0 var(--spacing-md) var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  background: var(--color-primary-subtle-bg);
  border: 1px solid var(--color-primary-subtle-border);
  color: var(--color-text-secondary);
  font-size: var(--font-size-caption);
  text-align: right;
}

.doc-toast {
  position: fixed;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-popover);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.doc-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.doc-toast--success {
  border-color: var(--color-success);
}

.doc-toast--error {
  border-color: var(--color-error);
}

/* PDF export styles are applied inline in buildPdfHtmlString for clone reliability */

.doc-mobile-actions {
  display: flex;
  gap: var(--spacing-sm);
  width: 100%;
  margin-top: var(--spacing-sm);
}

@media (max-width: 639px) {
  .doc-toolbar-actions--desktop {
    display: none !important;
  }
}

@media (min-width: 640px) {
  .doc-mobile-actions {
    display: none;
  }
}

/* ── Authentication (Phase 5) ── */
.auth-offline-banner {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 45;
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  font-size: var(--font-size-caption);
  background: var(--color-primary-subtle-bg);
  border-bottom: 1px solid var(--color-primary-subtle-border);
  color: var(--color-text-secondary);
}

.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: none;
  align-items: center;
  justify-content: center;
}

.auth-gate.is-open {
  display: flex;
}

.auth-gate-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
}

.auth-gate-panel {
  position: relative;
  z-index: 1;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-popover);
  padding: var(--spacing-xl);
  max-width: 420px;
  width: calc(100% - 2rem);
  text-align: center;
}

.auth-gate-panel--mobile {
  display: none;
}

.auth-gate-title {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-bold);
  margin: 0 0 var(--spacing-sm);
  color: var(--color-text-primary);
}

.auth-gate-subtitle {
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  margin: 0 0 var(--spacing-lg);
}

.auth-gate-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.auth-gate-btn {
  width: 100%;
  min-height: 48px;
  justify-content: center;
}

.auth-gate-btn--google {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.auth-menu-wrap.is-hidden {
  display: none;
}

.auth-dropdown {
  position: relative;
}

.auth-menu-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  min-height: 44px;
  padding: 0 var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--font-size-caption);
}

.auth-menu-trigger:hover {
  background: var(--color-surface-elevated);
}

.auth-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-subtle-bg);
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
  overflow: hidden;
}

.auth-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.auth-display-name {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-menu-chevron {
  opacity: 0.6;
  font-size: 0.75rem;
}

.auth-account-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-popover);
  padding: var(--spacing-sm);
  display: none;
  z-index: 200;
  text-align: right;
}

.auth-account-menu.is-open {
  display: block;
}

.auth-account-menu__header {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-sm);
}

.auth-provider-label {
  font-size: var(--font-size-caption);
  color: var(--color-text-muted);
}

.auth-account-menu__item {
  display: block;
  width: 100%;
  text-align: right;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  cursor: pointer;
  min-height: 44px;
}

.auth-account-menu__item:hover {
  background: var(--color-suggestion-hover-bg);
}

.auth-account-menu__item--danger {
  color: var(--color-error);
}

.auth-account-menu__item.is-hidden {
  display: none;
}

.auth-drawer-section {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.auth-drawer-label {
  font-size: var(--font-size-caption);
  color: var(--color-text-muted);
  margin: 0 0 var(--spacing-xs);
}

.auth-drawer-name {
  font-weight: var(--font-weight-semibold);
  margin: 0 0 2px;
}

.auth-drawer-provider {
  font-size: var(--font-size-caption);
  color: var(--color-text-secondary);
  margin: 0 0 var(--spacing-sm);
}

.auth-drawer-action.is-hidden {
  display: none;
}

@media (max-width: 639px) {
  .auth-gate-panel--desktop {
    display: none;
  }

  .auth-gate-panel--mobile {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-width: none;
    width: 100%;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding-bottom: calc(var(--spacing-xl) + env(safe-area-inset-bottom, 0));
  }

  .auth-display-name {
    display: none;
  }
}

/* ═══════════════════════════════════════════════
   Phase 6 — Cloud Persistence
   ═══════════════════════════════════════════════ */

/* ── Docs Sidebar (collapsible drawer) ── */
.docs-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 280px;
  z-index: 80;
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
  box-shadow: none;
  padding-top: 64px; /* below nav */
}

.docs-sidebar.is-open {
  transform: translateX(0);
  box-shadow: var(--shadow-popover);
}

.docs-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.docs-sidebar__title {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.docs-sidebar__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-sm);
}

.docs-new-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-primary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  min-height: 44px;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.docs-new-btn:hover {
  background: var(--color-primary-subtle-bg);
  border-color: var(--color-primary);
}

/* ── Doc list items ── */
.doc-list-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  border-radius: var(--radius-md);
  transition: background var(--transition-base);
  margin-bottom: 2px;
}

.doc-list-item:hover,
.doc-list-item--active {
  background: var(--color-surface-elevated);
}

.doc-list-item--active {
  border-right: 3px solid var(--color-primary);
}

.doc-list-item__open {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-sm);
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  cursor: pointer;
  text-align: right;
  min-height: 44px;
  overflow: hidden;
}

.doc-list-item__icon {
  flex-shrink: 0;
  font-size: 1rem;
}

.doc-list-item__title {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: var(--font-weight-semibold);
}

.doc-list-item__date {
  font-size: var(--font-size-label);
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.doc-list-item__actions {
  display: none;
  gap: 2px;
  padding-left: var(--spacing-xs);
  flex-shrink: 0;
}

.doc-list-item:hover .doc-list-item__actions {
  display: flex;
}

.doc-list-item__action {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.75rem;
  transition: background var(--transition-base), color var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.doc-list-item__action:hover {
  background: var(--color-border-strong);
  color: var(--color-text-primary);
}

.doc-delete-btn:hover {
  color: var(--color-error) !important;
}

.docs-empty,
.docs-loading {
  font-size: var(--font-size-caption);
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
}

.docs-signin-prompt {
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
}

.docs-signin-text {
  font-size: var(--font-size-caption);
  color: var(--color-text-secondary);
  margin: 0;
}

.docs-signin-btn {
  width: 100%;
  max-width: 200px;
}

/* ── Doc title bar (in editor toolbar) ── */
.doc-title-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  overflow: hidden;
  max-width: 200px;
}

.doc-current-title {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: default;
}

.doc-save-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.875rem;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.doc-save-btn:hover {
  background: var(--color-surface-elevated);
  color: var(--color-primary);
}

.doc-save-btn--dirty {
  color: var(--color-warning);
  border-color: var(--color-warning);
  animation: pulse-subtle 2s ease infinite;
}

.docs-sidebar-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  min-height: 36px;
  transition: background var(--transition-base), color var(--transition-base);
}

.docs-sidebar-toggle:hover,
.docs-sidebar-toggle[aria-expanded="true"] {
  background: var(--color-surface-elevated);
  color: var(--color-text-primary);
}

/* ── Summary history panel ── */
.summary-history-section {
  margin-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-md);
}

.summary-history-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--spacing-sm) 0;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  text-align: right;
}

.summary-history-toggle:hover {
  color: var(--color-text-primary);
}

.summary-history-toggle-icon {
  transition: transform var(--transition-base);
  font-size: 0.75rem;
  opacity: 0.6;
}

.summary-history-toggle[aria-expanded="true"] .summary-history-toggle-icon {
  transform: rotate(180deg);
}

.summary-history-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.summary-history-panel.is-open {
  max-height: 400px;
  overflow-y: auto;
}

.summary-history-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-sm);
}

.summary-history-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-surface-elevated);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-sm);
  transition: border-color var(--transition-base);
}

.summary-history-item:hover {
  border-color: var(--color-border-strong);
}

.summary-history-item__body {
  flex: 1;
  overflow: hidden;
}

.summary-history-item__preview {
  font-size: var(--font-size-caption);
  color: var(--color-text-primary);
  margin: 0 0 4px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-align: right;
  direction: rtl;
}

.summary-history-item__date {
  font-size: var(--font-size-label);
  color: var(--color-text-muted);
}

.summary-history-item__actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex-shrink: 0;
}

.summary-open-btn,
.summary-delete-btn {
  padding: 4px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  font-family: inherit;
  font-size: var(--font-size-label);
  cursor: pointer;
  min-height: 28px;
  transition: background var(--transition-base), color var(--transition-base);
}

.summary-open-btn {
  color: var(--color-primary);
}

.summary-open-btn:hover {
  background: var(--color-primary-subtle-bg);
}

.summary-delete-btn {
  color: var(--color-text-muted);
}

.summary-delete-btn:hover {
  color: var(--color-error);
  border-color: var(--color-error);
}

.summary-history-empty {
  font-size: var(--font-size-caption);
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--spacing-md);
}

.save-summary-btn {
  margin-top: var(--spacing-sm);
}

/* ── Item 2: Custom Summary Slider ── */
.summarize-panel input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
  direction: ltr;
  cursor: pointer;
}

.summarize-panel input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  cursor: pointer;
  border: 3px solid var(--color-surface);
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  transition: transform 0.15s ease;
}

.summarize-panel input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.summarize-panel input[type="range"]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  cursor: pointer;
  border: 3px solid var(--color-surface);
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

/* ── Item 3: Empty States ── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
  gap: var(--spacing-md);
}

.empty-state__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-surface-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.empty-state__title {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
}

.empty-state__desc {
  font-size: var(--font-size-label);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ── Item 4: Enhanced Status Bar ── */
.editor-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-label);
  color: var(--color-text-muted);
}

.stat-item--sep {
  width: 1px;
  height: 14px;
  background: var(--color-border);
}

/* ── Item 6: Summary Stats ── */
.summary-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) 0;
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.summary-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-label);
  color: var(--color-text-secondary);
}

.summary-stat__value {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

/* ── Item 7: Document Search ── */
.docs-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
  margin-bottom: var(--spacing-md);
  transition: border-color 0.15s ease;
}

.docs-search:focus-within {
  border-color: var(--color-primary);
}

.docs-search__input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  outline: none;
  direction: rtl;
}

.docs-search__input::placeholder {
  color: var(--color-text-muted);
}

.docs-search__icon {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.doc-item-meta {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ── Item 8: Color Picker ── */
.fmt-color-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  background: var(--color-surface);
  cursor: pointer;
  position: relative;
  transition: background 0.15s ease;
}

.fmt-color-btn:hover {
  background: var(--color-surface-elevated);
}

.fmt-color-indicator {
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 3px;
  border-radius: 2px;
}

.fmt-color-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
  padding: 8px;
}

.fmt-color-swatch {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease;
}

.fmt-color-swatch:hover {
  transform: scale(1.15);
  border-color: var(--color-text-primary);
}

.fmt-color-swatch--active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary);
}

/* ── Item 10: Animated Theme Toggle ── */
.theme-toggle-animated {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--color-surface-elevated);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease, color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.theme-toggle-animated:hover {
  background: var(--color-primary);
  color: #fff;
  transform: rotate(15deg);
}

.theme-toggle-animated svg {
  transition: transform 0.4s ease, opacity 0.3s ease;
}

.theme-toggle-animated .theme-icon-sun,
.theme-toggle-animated .theme-icon-moon {
  position: absolute;
  transition: transform 0.4s ease, opacity 0.3s ease;
}

[data-theme="dark"] .theme-icon-sun {
  transform: rotate(90deg) scale(0);
  opacity: 0;
}

[data-theme="dark"] .theme-icon-moon {
  transform: rotate(0) scale(1);
  opacity: 1;
}

[data-theme="light"] .theme-icon-moon {
  transform: rotate(-90deg) scale(0);
  opacity: 0;
}

[data-theme="light"] .theme-icon-sun {
  transform: rotate(0) scale(1);
  opacity: 1;
}

/* ── Item 11: Summary Mode Toggle ── */
.summary-mode-toggle {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.summary-mode-btn {
  flex: 1;
  padding: 8px 12px;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.summary-mode-btn.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
}

.summary-mode-btn:hover:not(.active) {
  background: var(--color-surface-elevated);
}

/* ── Item 12: Print Styles ── */
@media print {
  body * {
    visibility: hidden;
  }

  #editor-container,
  #editor-container * {
    visibility: visible;
  }

  #editor-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    min-height: auto;
    padding: 2cm;
    font-size: 14pt;
    line-height: 2;
    color: #000;
    background: #fff;
    border: none;
    box-shadow: none;
  }

  .spelling-error,
  .grammar-error,
  .punctuation-suggestion {
    border: none;
    background: transparent;
    text-decoration: none;
  }

  .site-nav,
  .format-toolbar,
  .editor-toolbar,
  .editor-footer,
  .sidebar-panel,
  .docs-sidebar,
  .bottom-sheet,
  .suggestion-popover,
  #analyzing-indicator {
    display: none !important;
  }
}

/* ── Custom Range Slider ── */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: transform 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

/* ── Toast Notifications ── */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
}

.toast {
  padding: 12px 24px;
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: auto;
  animation: toast-in 0.3s ease forwards;
}

.toast.toast-out {
  animation: toast-out 0.25s ease forwards;
}

.toast--success { border-color: rgba(34, 197, 94, 0.4); }
.toast--error { border-color: rgba(239, 68, 68, 0.4); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(16px); }
}

/* ── Scroll to Top ── */
.scroll-top-btn {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 100;
  pointer-events: none;
}

.scroll-top-btn.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-top-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* ── Loading Skeleton ── */
.skeleton {
  background: linear-gradient(90deg, var(--color-border) 25%, rgba(255,255,255,0.08) 50%, var(--color-border) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease infinite;
  border-radius: 8px;
}

.skeleton-line {
  height: 14px;
  margin-bottom: 10px;
  border-radius: 6px;
}

.skeleton-line:last-child {
  width: 60%;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Word Count Goal ── */
.word-goal-badge {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  background: rgba(107, 163, 224, 0.15);
  color: var(--primary-color);
  transition: all 0.3s;
}

.word-goal-badge.goal-reached {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

/* ── Window Dots (macOS style) ── */
.window-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.window-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.window-dots .dot--red {
  background: #ef4444;
}

.window-dots .dot--yellow {
  background: #eab308;
}

.window-dots .dot--green {
  background: #22c55e;
}